diff options
| author | Simon Rettberg | 2018-10-16 10:08:48 +0200 |
|---|---|---|
| committer | Simon Rettberg | 2018-10-16 10:08:48 +0200 |
| commit | d3a98cf6cbc3bd0b9efc570f58e8812c03931c18 (patch) | |
| tree | cbddf8e50f35a9c6e878a5bfe3c6d625d99e12ba /configure.in | |
| download | xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.tar.gz xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.tar.xz xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.zip | |
Original 5.40
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 4709 |
1 files changed, 4709 insertions, 0 deletions
diff --git a/configure.in b/configure.in new file mode 100644 index 0000000..d439bb5 --- /dev/null +++ b/configure.in @@ -0,0 +1,4709 @@ +# configure.in --- xscreensaver, Copyright (c) 1997-2014 Jamie Zawinski. +# + +AC_PREREQ(2.52) +AC_INIT(driver/subprocs.c) +AC_CONFIG_HEADERS([config.h]) + +echo "current directory: `pwd`" +echo "command line was: $0 $@" + +############################################################################### +# +# Autoheader stuff +# +############################################################################### + +AH_TOP([ +/* config.h.in --- xscreensaver, Copyright (c) 1991-2014 Jamie Zawinski. + * + * The best way to set these parameters is by running the included `configure' + * script. That examines your system, and generates `config.h' from + * `config.h.in'. + * + * If something goes very wrong, you can edit `config.h' directly, but beware + * that your changes will be lost if you ever run `configure' again. + */ +]) + +AH_TEMPLATE([HAVE_READ_DISPLAY_EXTENSION], + [Define this if you have the XReadDisplay extension (I think + this is an SGI-only thing; it's in + <X11/extensions/readdisplay.h>.) A few of the screenhacks will + take advantage of this if it's available.]) + +AH_TEMPLATE([HAVE_XHPDISABLERESET], + [Define this if you have the XHPDisableReset function (an HP only + thing which allows the Ctrl-Sh-Reset key sequence to be + temporarily disabled.)]) + +# This only ever existed in X11R4 and X11R5. +#AH_TEMPLATE([HAVE_XIDLE_EXTENSION], +# [Define this if you have the XIDLE extension installed. If you +# have the XIDLE extension, this is recommended. (You have this +# extension if the file /usr/include/X11/extensions/xidle.h +# exists.) Turning on this flag lets XScreenSaver work better with +# servers which support this extension; but it will still work +# with servers which do not suport it, so it's a good idea to +# compile in support for it if you can.]) + +# Using this extension will crash your X server and make fading not work. +#AH_TEMPLATE([HAVE_MIT_SAVER_EXTENSION], +# [Define this if you have the MIT-SCREEN-SAVER extension +# installed. See the caveats about this extension, above. +# (It's available if /usr/include/X11/extensions/scrnsaver.h +# exists.)]) + +# This only ever existed on SGI hardware. +#AH_TEMPLATE([HAVE_SGI_SAVER_EXTENSION], +# [Define this if you have the SGI SCREEN_SAVER extension. This is +# standard on Irix systems, and not available elsewhere.]) + +# This only ever existed on SGI hardware. +#AH_TEMPLATE([HAVE_SGI_VC_EXTENSION], +# [Define this if you have the SGI-VIDEO-CONTROL extension. This +# is standard on Irix systems, and not available elsewhere.]) + +AH_TEMPLATE([HAVE_DPMS_EXTENSION], + [Define this if you have the XDPMS extension. This is standard + on sufficiently-recent XFree86 systems, and possibly elsewhere. + (It's available if the file /usr/include/X11/extensions/dpms.h + exists.)]) + +AH_TEMPLATE([HAVE_XF86VMODE], + [Define this if you have the functions XF86VidModeGetModeLine() + and XF86VidModeGetViewPort(), in support of virtual desktops + where the X server's root window is bigger than the actual + screen. This is an XFree86 thing, and probably doesn't exist + elsewhere. (It's available if the file + /usr/include/X11/extensions/xf86vmode.h exists.)]) + +AH_TEMPLATE([HAVE_XF86VMODE_GAMMA], + [Define this if you have the functions XF86VidModeGetGamma() and + XF86VidModeSetGamma(), which allow clients to change the gamma + response of the monitor. This is an XFree86 4.0.x thing, and + probably doesn't exist elsewhere. (It's available if the file + /usr/include/X11/extensions/xf86vmode.h exists and has stuff about + gamma in it.)]) + +AH_TEMPLATE([HAVE_XF86VMODE_GAMMA_RAMP], + [Define this if you have the functions XF86VidModeGetGammaRamp() + and XF86VidModeSetGammaRamp(), which provide finer-grained + control than XF86VidMode[GS]etGamma(). These appeared in + XFree86 4.1.0.]) + +AH_TEMPLATE([HAVE_XINERAMA], + [Define this if you have the Xinerama extension. This is + standard on sufficiently-recent XFree86 systems, and possibly + elsewhere. (It's available if the file + /usr/include/X11/extensions/Xinerama.h exists.)]) + +AH_TEMPLATE([HAVE_XINPUT], + [Define this if you have the Xinput extension. This is + standard since X11R5, and is thus almost everywhere. + (It's available if the file /usr/include/X11/extensions/XInput.h + exists.)]) + +AH_TEMPLATE([HAVE_XF86MISCSETGRABKEYSSTATE], + [Define this if you have the XF86MiscSetGrabKeysState function + (which allows the Ctrl-Alt-KP_star and Ctrl-Alt-KP_slash key + sequences to be temporarily disabled. Sadly, it doesn't affect + Ctrl-Alt-BS or Ctrl-Alt-F1.)]) + +AH_TEMPLATE([HAVE_RANDR], + [Define this if you have the Resize and Rotate extension. + This is standard on sufficiently-recent XFree86 systems, and + possibly elsewhere. (It's available if the file + /usr/include/X11/extensions/Xrandr.h exists.)]) + +AH_TEMPLATE([HAVE_RANDR_12], + [Define this if the RANDR library is version 1.2 or newer.]) + +AH_TEMPLATE([HAVE_PROC_INTERRUPTS], + [Define this if you have a Linux-like /proc/interrupts file which + can be examined to determine when keyboard activity has + occurred.]) + +AH_TEMPLATE([HAVE_MOTIF],[Define this if you have Motif.]) + +AH_TEMPLATE([HAVE_XMCOMBOBOX], + [Define this if you have the XmComboBox Motif widget (Motif 2.0.)]) + +AH_TEMPLATE([HAVE_GTK],[Define this if you have Gtk (any version.)]) +AH_TEMPLATE([HAVE_GTK2],[Define this if you have Gtk 2.x.]) + +AH_TEMPLATE([HAVE_CRAPPLET], + [Define this if you have Gnome and want to build support for the + xscreensaver control panel in the Gnome Control Center + (gnomecc). (This is needed only with Gtk 1.x.)]) + +AH_TEMPLATE([HAVE_CRAPPLET_IMMEDIATE], + [Define this if HAVE_CRAPPLET is defined, and the function + capplet_widget_changes_are_immediate() is available.]) + +AH_TEMPLATE([HAVE_XML],[Define this if you have the XML library.]) + +AH_TEMPLATE([HAVE_OLD_XML_HEADERS], + [Define this if you have the XML library headers in their old, + non-namespaced location (you lack the gnome-xml/libxml symlink)]) + +AH_TEMPLATE([HAVE_GDK_PIXBUF], + [Define this if you have the GDK_Pixbuf library installed. Some + of the demos can make use of this if it is available.]) + +AH_TEMPLATE([HAVE_GDK_PIXBUF_APPLY_EMBEDDED_ORIENTATION], + [Define this if you have the gdk_pixbuf_apply_embedded_orientation + function (gdk-pixbuf 2.12).]) + +AH_TEMPLATE([HAVE_JPEGLIB], + [Define this if you have the Independent JPEG Group's JPEG + library installed. Some of the demos can make use of this if it + is available.]) + +AH_TEMPLATE([HAVE_LIBPNG], + [Define this if the Portable Network Graphics library is installed. + It is basically required, but many things will more-or-less limp + along without it.]) + +AH_TEMPLATE([HAVE_XMU], + [Define this if you have the Xmu library. This is standard part + of X, and if your vendor doesn't ship it, you should report that + as a bug.]) + +AH_TEMPLATE([HAVE_XUTF8DRAWSTRING], + [Define this if you have the function Xutf8DrawString().]) + +AH_TEMPLATE([HAVE_XFT], + [Define this if you have libXft2.]) + +AH_TEMPLATE([HAVE_GL], + [Define this if you have OpenGL. Some of the demos require it, + so if you don't have it, then those particular demos won't be + built. (This won't affect the screen saver as a whole.)]) + +AH_TEMPLATE([HAVE_MESA_GL], + [Define this if you have OpenGL, but it's the MesaGL variant. + (The libraries have different names.) (HAVE_GL should be defined + too.)]) + +AH_TEMPLATE([HAVE_GLBINDTEXTURE], + [Define this if your version of OpenGL has the glBindTexture() + routine. This is the case for OpenGL 1.1, but not for OpenGL + 1.0.]) + +AH_TEMPLATE([HAVE_GLE], + [Define this if you have the -lgle and -lmatrix libraries (GL + extrusion.)]) + +AH_TEMPLATE([HAVE_GLE3],[Define this if you have the -lgle from GLE version 3]) + +AH_TEMPLATE([HAVE_JWZGLES],[Define this to target the OpenGL ES 1.x API + instead of OpenGL 1.3.]) + +AH_TEMPLATE([HAVE_XSHM_EXTENSION], + [Define this if you have the X Shared Memory Extension.]) + +AH_TEMPLATE([HAVE_DOUBLE_BUFFER_EXTENSION], + [Define this if you have the X Double Buffer Extension.]) + +AH_TEMPLATE([FORTUNE_PROGRAM], + [Some screenhacks like to run an external program to generate + random pieces of text; set this to the one you like. Note that + this is just the default; X resources can be used to override + it.]) + +AH_TEMPLATE([PASSWD_HELPER_PROGRAM], + [Set the name of the password helper program, if any]) + +AH_TEMPLATE([NO_LOCKING], + [Define this to remove the option of locking the screen at all.]) + +AH_TEMPLATE([ALLOW_ROOT_PASSWD], + [Define this to allow the root password to unlock the screen.]) + +AH_TEMPLATE([HAVE_KERBEROS], + [Define this if you want to use Kerberos authentication to + lock/unlock the screen instead of your local password. This + currently uses Kerberos V4, but a V5 server with V4 + compatibility will work. WARNING: DO NOT USE AFS string-to-key + passwords with this option. This option currently *only* works + with standard Kerberos des_string_to_key. If your password is + an AFS password and not a kerberos password, it will not + authenticate properly. See the comments in driver/kpasswd.c for + more information if you need it.]) + +AH_TEMPLATE([HAVE_KERBEROS5], + [Define this if you have Kerberos 5, meaning we need to use the + Kerberos 4 compatibility layer.]) + +AH_TEMPLATE([HAVE_PAM], + [Define this if you want to use PAM (Pluggable Authentication + Modules) to lock/unlock the screen, instead of standard + /etc/passwd authentication.]) + +AH_TEMPLATE([PAM_SERVICE_NAME], + [If PAM is being used, this is the name of the PAM service that + xscreensaver will authenticate as. The default is + "xscreensaver", which means that the PAM library will look for + an "xscreensaver" line in /etc/pam.conf, or (on recent Linux + systems) will look for a file called /etc/pam.d/xscreensaver. + Some systems might already have a PAM installation that is + configured for xlock, so setting this to "xlock" would also work + in that case.]) + +AH_TEMPLATE([HAVE_PAM_FAIL_DELAY], + [Define this if you have pam_fail_delay function. + see driver/passwd-pam.c.]) + +AH_TEMPLATE([PAM_CHECK_ACCOUNT_TYPE], + [Whether PAM should check the result of account modules + when authenticating. Only do this if you have account + configured properly on your system.]) + +AH_TEMPLATE([PAM_STRERROR_TWO_ARGS], + [Define if you have PAM and pam_strerror() requires two + arguments.]) + +AH_TEMPLATE([HAVE_SIGTIMEDWAIT], + [Define to 1 if you have the `sigtimedwait' function.]) + +AH_TEMPLATE([HAVE_SHADOW_PASSWD], + [Define this if your system uses 'shadow' passwords, that is, the + passwords live in /etc/shadow instead of /etc/passwd, and one + reads them with getspnam() instead of getpwnam(). (Note that + SCO systems do some random other thing; others might as well. + See the ifdefs in driver/passwd-pwent.c if you're having trouble + related to reading passwords.)]) + +AH_TEMPLATE([HAVE_ENHANCED_PASSWD], + [Define this if your system is Digital or SCO Unix with so-called + ``Enhanced Security'', that is, the passwords live in + /tcb/files/auth/<x>/<xyz> instead of in /etc/passwd, and one + reads them with getprpwnam() instead of getpwnam().]) + +AH_TEMPLATE([HAVE_ADJUNCT_PASSWD], + [Define this if your system is Solaris with ``adjunct'' passwords + (this is the version where one gets at the passwords with + getpwanam() instead of getpwnam().) I haven't tested this one, + let me know if it works.]) + +AH_TEMPLATE([HAVE_HPUX_PASSWD], + [Define this if you are running HPUX with so-called ``Secure + Passwords'' (if you have /usr/include/hpsecurity.h, you probably + have this.) I haven't tested this one, let me know if it works.]) + +AH_TEMPLATE([HAVE_SYSLOG], + [Define this if you the openlog(), syslog(), and closelog() + functions. This is used for logging failed login attempts.]) + +AH_TEMPLATE([HAVE_ICMP], + [Define this if you do pings with a `struct icmp' and an + `icmp_id' slot.]) + +AH_TEMPLATE([HAVE_ICMPHDR], + [Define this if you do pings with a `struct icmphdr' and an + `un.echo.id' slot.]) + +AH_TEMPLATE([HAVE_GETIFADDRS], + [Define this if you have the getifaddrs() function.]) + +AH_TEMPLATE([HAVE_FORKPTY], + [Define this if you have the 'forkpty' function: + This allows 'phosphor' and 'apple2' to run curses-based + programs, or be used as terminal windows.]) + +AH_TEMPLATE([HAVE_GETTIMEOFDAY], + [Define this if you have the gettimeofday function.]) + +AH_TEMPLATE([GETTIMEOFDAY_TWO_ARGS], + [Define this if gettimeofday() takes two arguments.]) + +AH_TEMPLATE([XPointer], + [Define this to void* if you're using X11R4 or earlier.]) + +AH_TEMPLATE([HAVE_PTHREAD], + [Define this if your system supports POSIX threads.]) + +AH_TEMPLATE([HAVE_RECORD_ANIM], + [Define this to enable recording of videos.]) + +# After checking to see that --srcdir is correct (which AC_INIT does) +# check for some random other files that come later in the tar file, +# to make sure everything is here. +# +for d in utils jwxyz hacks hacks/glx driver ; do + f=$srcdir/$d/Makefile.in + if test \! -r $f ; then + echo "" + echo "ERROR: The package is incomplete: $f does not exist." + echo " This probably means that your download was truncated." + echo "" + exit 1 + fi +done + +############################################################################### +# +# Query AX_PTHREAD, and figure out which compiler gets used. +# +############################################################################### + +AC_DEFUN([AC_PROG_CC_PTHREAD], + [have_pthread=no + with_pthread_req=unspecified + + # AX_PTHREAD is from the GNU Autoconf Archive. + # https://savannah.gnu.org/projects/autoconf-archive/ + m4_include(ax_pthread.m4) + + # This affects CC, LIBS, and CFLAGS, instead of defining new variables. + + AC_ARG_WITH([pthread], + [ --with-pthread Enables POSIX threads, for SMP support.], + [with_pthread="$withval"; with_pthread_req="$withval"], + [with_pthread=yes]) + + if test "$with_pthread" = yes; then + # AX_PTHREAD might want a different compiler. + AX_PTHREAD( + [if test "$CC" = "$PTHREAD_CC" -o -z "$ac_original_cc"; then + have_pthread=yes + else + ac_prog_cc_no_pthread=yes + fi + ]) + + if test "$have_pthread" = yes; then + AC_DEFINE([HAVE_PTHREAD]) + CC=$PTHREAD_CC + fi + fi +]) + + +############################################################################### +# +# Function to figure out how to run the compiler. +# +############################################################################### + +AC_DEFUN([AC_PROG_CC_ANSI], + [AC_REQUIRE([AC_PROG_CC]) + + if test -z "$GCC"; then + # not using GCC + AC_MSG_CHECKING(how to request ANSI compilation) + case "$host" in + *-hpux* ) + AC_MSG_RESULT(HPUX: adding -Ae) + CC="$CC -Ae" + ;; + *-aix* ) + AC_MSG_RESULT(AIX: adding -qlanglvl=ansi -qhalt=e) + CC="$CC -qlanglvl=ansi -qhalt=e" + ;; + *-dec-* ) + AC_MSG_RESULT(DEC: adding -std1 -ieee) + CC="$CC -std1" + ;; + *) + AC_MSG_RESULT(no idea) + ;; + esac + else + # using GCC + case "$host" in + *-solaris*) + AC_MSG_RESULT(Solaris: adding -D__EXTENSIONS__) + CC="$CC -D__EXTENSIONS__" + ;; + esac + fi + + OBJCC="$CC" + + AC_MSG_CHECKING([whether the compiler works on ANSI C]) + AC_TRY_RUN([ main(int ac, char **av) { return 0; } ], + AC_MSG_RESULT(yes), + AC_MSG_RESULT(no) + AC_MSG_ERROR(Couldn't build even a trivial ANSI C program: check CC.), + AC_MSG_ERROR(Couldn't build even a trivial ANSI C program: check CC.)) + + if test -n "$GCC"; then + AC_MSG_RESULT(Turning on gcc compiler warnings.) + CC="$CC -pedantic -Wall -Wstrict-prototypes -Wnested-externs -Wmissing-prototypes" + OBJCC="$OBJCC -Wall" + # As of gcc 3.4, we have "-Wdeclaration-after-statement" + # and so perhaps now we can do without -pedantic? + else + case "$host" in + *-irix5* |*-irix6.[0-3]* ) + AC_MSG_RESULT(Turning on SGI compiler warnings.) + CC="$CC -fullwarn -use_readonly_const -rdata_shared -g3" + ;; +# *-dec-osf* ) +# if test -z "$GCC"; then +# AC_MSG_RESULT(Turning on DEC C compiler warnings.) +# CC="$CC -migrate -w0 -verbose -warnprotos" +# fi +# ;; + esac + fi +]) + + +############################################################################### +# +# Check for availability of various gcc command-line options. +# +############################################################################### + +AC_DEFUN([AC_CHECK_GCC_ARG], + [if test -n "$GCC"; then + AC_CACHE_CHECK([whether gcc accepts [$2]], + ac_cv_gcc_accepts_[$1], + [rm -rf conftest.$ac_ext + touch conftest.$ac_ext + if ( ( gcc -c [$2] conftest.$ac_ext -o/dev/null >/dev/null ) 2>&1 | \ + grep unrecognized >/dev/null ); then + ac_cv_gcc_accepts_[$1]=no + else + ac_cv_gcc_accepts_[$1]=yes + CC="$CC [$2]" + fi]) + ac_gcc_accepts_[$1]="$ac_cv_gcc_accepts_[$1]" + fi +]) + +AC_DEFUN([AC_NO_LONG_STRING_WARNINGS], + [AC_CHECK_GCC_ARG(no_overlength, -Wno-overlength-strings)]) + +AC_DEFUN([AC_NO_MISPLACED_DECLARATIONS], + [AC_CHECK_GCC_ARG(no_decl_after, -Wdeclaration-after-statement)]) + +# Need to disable Objective C extensions in ANSI C on MacOS X to work +# around an Apple-specific gcc bug. +# +AC_DEFUN([AC_NO_OBJECTIVE_C], + [AC_CHECK_GCC_ARG(no_cpp_precomp, -no-cpp-precomp)]) + +############################################################################### +# +# Function to figure out how to disable // comments in ANSI C code. +# +# (With recent gcc, this is done with "-std=c89". With older gcc, this +# is done by passing "-lang-c89" to cpp, by passing "-Wp,-lang-c89" to +# gcc. Old gcc doesn't support -std, and new gcc doesn't support -lang. +# so much for compatibility!) +# +# UPDATE: apparently there is NO WAY to tell gcc 3.2.2 to require that +# declarations preceed statements, without resorting to "-pedantic". +# This means that there is no way to get gcc3 to issue warnings that +# ensure that your code complies with the ANSI/ISO C89 standard, without +# also drowning in totally useless warnings. Thank you master may I +# have another. +# +# So, I give up, let's just use -pedantic. +# +############################################################################### + +AC_DEFUN([AC_GCC_ACCEPTS_STD], [ + case "$host" in + *-darwin* ) + # Fucking Apple let // comments sneak into OpenGL headers, so + # we *must* allow // comments when compiling on Mac OS 10.6! FUCK! + ;; + *) + AC_CHECK_GCC_ARG(std, -std=c89) + ;; + esac +]) + +AC_DEFUN([AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE], + [if test -n "$GCC"; then + AC_GCC_ACCEPTS_STD + AC_MSG_RESULT(Disabling C++ comments in ANSI C code.) + # + # The reason that // comments are banned from xscreensaver is that gcc is + # basically the only compiler in the world that supports them in C code. + # All other vendors support them only in their C++ compilers, not in their + # ANSI C compilers. This means that it's a portability problem: every time + # these comments have snuck into the xscreensaver source code, I've gotten + # complaints about it the next day. So we turn off support for them in gcc + # as well to prevent them from accidentially slipping in. + # + if test "$ac_gcc_accepts_std" = yes ; then + # + # -std=c89 defines __STRICT_ANSI__, which we don't want. + # (That appears to be the only additional preprocessor symbol + # it defines, in addition to the syntax changes it makes.) + # + # -std=gnu89 is no good, because // comments were a GNU extension + # before they were in the ANSI C 99 spec... (gcc 2.96 permits // + # with -std=gnu89 but not with -std=c89.) + # + # $CC already contains "-std=c89" via AC_GCC_ACCEPTS_STD + CC="$CC -U__STRICT_ANSI__" +# else +# # The old way: +# CC="$CC -Wp,-lang-c89" + fi + fi +]) + + +############################################################################### +# +# Function to figure out how to create directory trees. +# +############################################################################### + +AC_DEFUN([AC_PROG_INSTALL_DIRS], + [AC_CACHE_CHECK([whether "\${INSTALL} -d" creates intermediate directories], + ac_cv_install_d_creates_dirs, + [ac_cv_install_d_creates_dirs=no + rm -rf conftestdir + if mkdir conftestdir; then + cd conftestdir 2>/dev/null + ${INSTALL} -d `pwd`/dir1/dir2 >/dev/null 2>&1 + if test -d dir1/dir2/. ; then + ac_cv_install_d_creates_dirs=yes + fi + cd .. 2>/dev/null + rm -rf conftestdir + fi + ]) + + if test "$ac_cv_install_d_creates_dirs" = no ; then + AC_CACHE_CHECK([whether "mkdir -p" creates intermediate directories], + ac_cv_mkdir_p_creates_dirs, + [ac_cv_mkdir_p_creates_dirs=no + rm -rf conftestdir + if mkdir conftestdir; then + cd conftestdir 2>/dev/null + mkdir -p dir1/dir2 >/dev/null 2>&1 + if test -d dir1/dir2/. ; then + ac_cv_mkdir_p_creates_dirs=yes + fi + cd .. 2>/dev/null + rm -rf conftestdir + fi + ]) + fi + + if test "$ac_cv_install_d_creates_dirs" = yes ; then + INSTALL_DIRS='${INSTALL} -d' + elif test "$ac_cv_mkdir_p_creates_dirs" = yes ; then + INSTALL_DIRS='mkdir -p' + else + # any other ideas? + INSTALL_DIRS='${INSTALL} -d' + fi +]) + + +############################################################################### +# +# Function to check whether gettimeofday() exists, and how to call it. +# This may define HAVE_GETTIMEOFDAY and GETTIMEOFDAY_TWO_ARGS. +# +############################################################################### + +AC_DEFUN([AC_GETTIMEOFDAY_ARGS], + [AC_MSG_CHECKING(how to call gettimeofday) + AC_CACHE_VAL(ac_cv_gettimeofday_args, + [AC_TRY_COMPILE([#include <stdlib.h> + #include <sys/time.h>], + [struct timeval tv; struct timezone tzp; + gettimeofday(&tv, &tzp);], + [ac_gettimeofday_args=2], + [AC_TRY_COMPILE([#include <stdlib.h> + #include <sys/time.h>], + [struct timeval tv; gettimeofday(&tv);], + [ac_gettimeofday_args=1], + [ac_gettimeofday_args=0])]) + ac_cv_gettimeofday_args=$ac_gettimeofday_args]) + ac_gettimeofday_args=$ac_cv_gettimeofday_args + if test "$ac_gettimeofday_args" = 1 ; then + AC_DEFINE(HAVE_GETTIMEOFDAY) + AC_MSG_RESULT(one argument) + elif test "$ac_gettimeofday_args" = 2 ; then + AC_DEFINE(HAVE_GETTIMEOFDAY) + AC_DEFINE(GETTIMEOFDAY_TWO_ARGS) + AC_MSG_RESULT(two arguments) + else + AC_MSG_RESULT(unknown) + fi +]) + + +############################################################################### +# +# Function to find perl5 (defines PERL and PERL_VERSION.) +# +############################################################################### + +# M4 sucks!! perl sucks too!! +changequote(X,Y) +perl_version_cmd='print $]' +changequote([,]) + +AC_DEFUN([AC_PROG_PERL], + [AC_PATH_PROGS(PERL, [perl5 perl],,) + if test -z "$PERL" ; then + PERL_VERSION=0 + else + AC_CACHE_CHECK([perl version], ac_cv_perl_version, + [ac_cv_perl_version=`$PERL -e "$perl_version_cmd"`]) + PERL_VERSION=$ac_cv_perl_version + fi + ]) + + +############################################################################### +# +# Function to demand "bc". Losers. +# +############################################################################### + +AC_DEFUN([AC_DEMAND_BC], + [ac_bc_result=`echo 6+9 | bc 2>/dev/null` + AC_MSG_CHECKING([for bc]) + if test "$ac_bc_result" = "15" ; then + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + echo '' + AC_MSG_ERROR([Your system doesn't have \"bc\", which has been a standard + part of Unix since the 1970s. Come back when your vendor + has grown a clue.]) + fi + ]) + +############################################################################### +# +# Functions to check how to do ICMP PING requests. +# +############################################################################### + +AC_DEFUN([AC_CHECK_ICMP], + [AC_CACHE_CHECK([for struct icmp], ac_cv_have_icmp, + [AC_TRY_COMPILE([#include <stdlib.h> + #include <stdio.h> + #include <math.h> + #include <unistd.h> + #include <limits.h> + #include <signal.h> + #include <fcntl.h> + #include <sys/types.h> + #include <sys/time.h> + #include <sys/ipc.h> + #include <sys/shm.h> + #include <sys/socket.h> + #include <netinet/in_systm.h> + #include <netinet/in.h> + #include <netinet/ip.h> + #include <netinet/ip_icmp.h> + #include <netinet/udp.h> + #include <arpa/inet.h> + #include <netdb.h>], + [struct icmp i; + struct sockaddr s; + struct sockaddr_in si; + struct ip ip; + i.icmp_type = ICMP_ECHO; + i.icmp_code = 0; + i.icmp_cksum = 0; + i.icmp_id = 0; + i.icmp_seq = 0; + si.sin_family = AF_INET; + #if defined(__DECC) || defined(_IP_VHL) + ip.ip_vhl = 0; + #else + ip.ip_hl = 0; + #endif + ], + [ac_cv_have_icmp=yes], + [ac_cv_have_icmp=no])]) + if test "$ac_cv_have_icmp" = yes ; then + AC_DEFINE(HAVE_ICMP) + fi]) + +AC_DEFUN([AC_CHECK_ICMPHDR], + [AC_CACHE_CHECK([for struct icmphdr], ac_cv_have_icmphdr, + [AC_TRY_COMPILE([#include <stdlib.h> + #include <stdio.h> + #include <math.h> + #include <unistd.h> + #include <limits.h> + #include <signal.h> + #include <fcntl.h> + #include <sys/types.h> + #include <sys/time.h> + #include <sys/ipc.h> + #include <sys/shm.h> + #include <sys/socket.h> + #include <netinet/in_systm.h> + #include <netinet/in.h> + #include <netinet/ip.h> + #include <netinet/ip_icmp.h> + #include <netinet/udp.h> + #include <arpa/inet.h> + #include <netdb.h>], + [struct icmphdr i; + struct sockaddr s; + struct sockaddr_in si; + struct ip ip; + i.type = ICMP_ECHO; + i.code = 0; + i.checksum = 0; + i.un.echo.id = 0; + i.un.echo.sequence = 0; + si.sin_family = AF_INET; + ip.ip_hl = 0;], + [ac_cv_have_icmphdr=yes], + [ac_cv_have_icmphdr=no])]) + if test "$ac_cv_have_icmphdr" = yes ; then + AC_DEFINE(HAVE_ICMPHDR) + fi]) + + +############################################################################### +# +# Functions to check for various X11 crap. +# +############################################################################### + +# Try and find the app-defaults directory. +# It sucks that autoconf doesn't do this already... +# +AC_DEFUN([AC_PATH_X_APP_DEFAULTS_XMKMF],[ + rm -fr conftestdir + if mkdir conftestdir; then + cd conftestdir 2>/dev/null + # Make sure to not put "make" in the Imakefile rules, since we grep it out. + cat > Imakefile <<'EOF' +acfindx: + @echo 'ac_x_app_defaults="${XAPPLOADDIR}"' +EOF + if (xmkmf) >/dev/null 2>&1 && test -f Makefile; then + # GNU make sometimes prints "make[1]: Entering...", which'd confuse us. + eval `${MAKE-make} acfindx 2>/dev/null | grep -v make` + fi + cd .. 2>/dev/null + rm -fr conftestdir + fi]) + +############################################################################### +# +# Handle the --with-x-app-defaults option HERE +# +############################################################################### + +AC_ARG_WITH(x-app-defaults,[], + [ac_cv_x_app_defaults="$withval"], + [eval ac_x_app_defaults="$withval"]) + + +AC_DEFUN([AC_PATH_X_APP_DEFAULTS_DIRECT],[ + # Look for the directory under a standard set of common directories. + # Check X11 before X11Rn because it's often a symlink to the current release. + for ac_dir in \ + \ + /usr/share/X11/app-defaults \ + \ + /usr/X11/lib/app-defaults \ + /usr/X11R6/lib/app-defaults \ + /usr/X11R6/lib/X11/app-defaults \ + /usr/X11R5/lib/app-defaults \ + /usr/X11R5/lib/X11/app-defaults \ + /usr/X11R4/lib/app-defaults \ + /usr/X11R4/lib/X11/app-defaults \ + \ + /usr/lib/X11/app-defaults \ + /usr/lib/X11R6/app-defaults \ + /usr/lib/X11R5/app-defaults \ + /usr/lib/X11R4/app-defaults \ + \ + /etc/X11/app-defaults \ + \ + /usr/local/X11/lib/app-defaults \ + /usr/local/X11R6/lib/app-defaults \ + /usr/local/X11R5/lib/app-defaults \ + /usr/local/X11R4/lib/app-defaults \ + \ + /usr/local/lib/X11/app-defaults \ + /usr/local/lib/X11R6/app-defaults \ + /usr/local/lib/X11R6/X11/app-defaults \ + /usr/local/lib/X11R5/app-defaults \ + /usr/local/lib/X11R5/X11/app-defaults \ + /usr/local/lib/X11R4/app-defaults \ + /usr/local/lib/X11R4/X11/app-defaults \ + \ + /usr/X386/lib/X11/app-defaults \ + /usr/x386/lib/X11/app-defaults \ + /usr/XFree86/lib/X11/app-defaults \ + \ + /usr/lib/X11/app-defaults \ + /usr/local/lib/X11/app-defaults \ + /usr/unsupported/lib/X11/app-defaults \ + /usr/athena/lib/X11/app-defaults \ + /usr/local/x11r5/lib/X11/app-defaults \ + /usr/lpp/Xamples/lib/X11/app-defaults \ + /lib/usr/lib/X11/app-defaults \ + \ + /usr/openwin/lib/app-defaults \ + /usr/openwin/lib/X11/app-defaults \ + /usr/openwin/share/lib/app-defaults \ + /usr/openwin/share/lib/X11/app-defaults \ + \ + /X11R6/lib/app-defaults \ + /X11R5/lib/app-defaults \ + /X11R4/lib/app-defaults \ + ; \ + do + if test -d "$ac_dir"; then + ac_x_app_defaults=$ac_dir + break + fi + done +]) + +AC_DEFUN([AC_PATH_X_APP_DEFAULTS], + [AC_REQUIRE_CPP() + AC_CACHE_CHECK([for X app-defaults directory], ac_cv_x_app_defaults, + [# skip this, it's always wrong these days. + # AC_PATH_X_APP_DEFAULTS_XMKMF + if test x"$ac_x_app_defaults" = x; then + true AC_PATH_X_APP_DEFAULTS_DIRECT + fi + if test x"$ac_x_app_defaults" = x; then + /bin/echo -n 'fallback: ' + ac_cv_x_app_defaults="/usr/lib/X11/app-defaults" + else + # Record where we found app-defaults for the cache. + ac_cv_x_app_defaults="$ac_x_app_defaults" + fi]) + eval ac_x_app_defaults="$ac_cv_x_app_defaults"]) + + +AC_DEFUN([AC_XPOINTER], + [AC_CACHE_CHECK([for XPointer], ac_cv_xpointer, + [AC_TRY_X_COMPILE([#include <X11/Xlib.h>], + [XPointer foo = (XPointer) 0;], + [ac_cv_xpointer=yes], + [ac_cv_xpointer=no])]) + if test "$ac_cv_xpointer" != yes; then + AC_DEFINE(XPointer,[char*]) + fi]) + + +# Random special-cases for X on certain pathological OSes. +# You know who you are. +# +AC_DEFUN([AC_X_RANDOM_PATHS], + [case "$host" in + *-hpux*) + + # The following arcana was gleaned from conversations with + # Eric Schwartz <erics@col.hp.com>: + # + # On HPUX 10.x, the parts of X that HP considers "standard" live in + # /usr/{include,lib}/X11R6/. The parts that HP doesn't consider + # "standard", notably, Xaw and Xmu, live in /usr/contrib/X11R6/. + # Yet /usr/contrib/X11R6/ comes preinstalled on all HPUX systems. + # Also, there are symlinks from /usr/include/ and /usr/lib/ into + # /usr/{include,lib}/X11R6/, so that (if you don't use Xmu at all) + # you don't need any -I or -L arguments. + # + # On HPUX 9.x, /usr/{include,lib}/X11R5/ and /usr/contrib/X11R5/ + # are the same division as 10.x. However, there are no symlinks to + # the X stuff from /usr/include/ and /usr/lib/, so -I and -L + # arguments are always necessary. + # + # However, X11R6 was available on HPUX 9.x as a patch: if that + # patch was installed, then all of X11R6 went in to + # /usr/contrib/X11R6/ (there was no /usr/{include,lib}/X11R6/.) + # + # HPUX 8.x was the same as 9.x, but was X11R4 instead (I don't know + # whether R5 was available as a patch; R6 undoubtedly was not.) + # + # So. We try and use the highest numbered pair of + # /usr/{include,lib}/X11R?/ and /usr/contrib/X11R?/{include,lib}/ + # that are available. We do not mix and match different versions + # of X. + # + # Question I still don't know the answer to: (do you?) + # + # * On HPUX 9.x, where /usr/include/X11R5/ was standard, and + # /usr/contrib/X11R6/ could be installed as a patch, what was in + # that contrib directory? Did it contain so-called "standard" + # X11R6, or did it include Xaw and Xmu as well? If the former, + # where did one find Xaw and Xmu on 9.x R6 systems? Would this + # be a situation where one had to reach into the R5 headers and + # libs to find Xmu? That is, must both R6 and R5 directories + # be on the -I and -L lists in that case? + # + for version in X11R6 X11R5 X11R4 ; do + # if either pair of directories exists... + if test -d /usr/include/$version || test -d /usr/contrib/$version/include + then + # if contrib exists, use it... + if test -d /usr/contrib/$version/include ; then + X_CFLAGS="$X_CFLAGS -I/usr/contrib/$version/include" + X_LIBS="$X_LIBS -L/usr/contrib/$version/lib" + fi + # if the "standard" one exists, use it. + if test -d /usr/include/$version ; then + X_CFLAGS="$X_CFLAGS -I/usr/include/$version" + X_LIBS="$X_LIBS -L/usr/lib/$version" + fi + # since at least one of the pair exists, go no farther. + break + fi + done + + # Now find Motif. Thanks for not making xmkmf find this by + # default, you losers. + # + if test -d /usr/include/Motif2.1 ; then + X_CFLAGS="$X_CFLAGS -I/usr/include/Motif2.1" + X_LIBS="$X_LIBS -L/usr/lib/Motif2.1" + elif test -d /usr/include/Motif1.2 ; then + X_CFLAGS="$X_CFLAGS -I/usr/include/Motif1.2" + X_LIBS="$X_LIBS -L/usr/lib/Motif1.2" + elif test -d /usr/include/Motif1.1 ; then + X_CFLAGS="$X_CFLAGS -I/usr/include/Motif1.1" + X_LIBS="$X_LIBS -L/usr/lib/Motif1.1" + fi + + # Now let's check for the pseudo-standard locations for OpenGL. + # + if test -d /opt/graphics/OpenGL/include ; then + # HP-UX 10.20 puts it here + X_CFLAGS="-I/opt/graphics/OpenGL/include $X_CFLAGS" + X_LIBS="-L/opt/graphics/OpenGL/lib $X_LIBS" + elif test -d /opt/Mesa/lib ; then + X_CFLAGS="-I/opt/Mesa/include $X_CFLAGS" + X_LIBS="-L/opt/Mesa/lib $X_LIBS" + fi + + + # On HPUX, default to installing in /opt/xscreensaver/ instead of + # in /usr/local/, unless there is already an xscreensaver in + # /usr/local/bin/. This can be overridden with the --prefix arg + # to configure. I'm not sure this is the right thing to do, but + # Richard Lloyd says so... + # + if test \! -x /usr/local/bin/xscreensaver ; then + ac_default_prefix=/opt/xscreensaver + fi + + ;; + *-solaris*) + + # Thanks for not making xmkmf find this by default, pinheads. + # And thanks for moving things around again, too. Is this + # really the standard location now? What happened to the + # joke that this kind of thing went in /opt? + # cthomp says "answer: CDE (Common Disorganized Environment)" + # + if test -f /usr/dt/include/Xm/Xm.h ; then + X_CFLAGS="$X_CFLAGS -I/usr/dt/include" + MOTIF_LIBS="$MOTIF_LIBS -L/usr/dt/lib -R/usr/dt/lib" + + # Some versions of Slowlaris Motif require -lgen. But not all. Why? + AC_CHECK_LIB(gen, regcmp, [MOTIF_LIBS="$MOTIF_LIBS -lgen"]) + fi + + ;; + *-darwin*) + + # On MacOS X (10.x with "fink"), many things are under /sw/. + # + if test -d /sw/include ; then + X_CFLAGS="-I/sw/include $X_CFLAGS" + X_LIBS="-L/sw/lib $X_LIBS" + fi + ;; + esac]) + +AC_DEFUN([AC_CHECK_GETIFADDRS], + [AC_CACHE_CHECK([for getifaddrs], ac_cv_have_getifaddrs, + [AC_TRY_COMPILE([#include <stdlib.h> + #include <unistd.h> + #include <arpa/inet.h> + #include <ifaddrs.h>], + [struct ifaddrs *ifa; + getifaddrs (&ifa); + ifa->ifa_next = 0; + ifa->ifa_addr->sa_family = 0;], + [ac_cv_have_getifaddrs=yes], + [ac_cv_have_getifaddrs=no])]) + if test "$ac_cv_have_getifaddrs" = yes ; then + AC_DEFINE(HAVE_GETIFADDRS) + fi]) + +AC_DEFUN([AC_TYPE_SOCKLEN_T], + [AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t, + [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ + #include <sys/types.h> + #include <sys/socket.h>]], [[ + socklen_t socklen; + ]])],[ac_cv_type_socklen_t=yes],[ac_cv_type_socklen_t=no])]) + if test "$ac_cv_type_socklen_t" != yes; then + AC_DEFINE(socklen_t, int, + [Define to `int' if <sys/types.h> or <sys/socket.h> does not define.]) + fi]) + +############################################################################### +# +# Some utility functions to make checking for X things easier. +# +############################################################################### + +# Like AC_CHECK_HEADER, but it uses the already-computed -I directories. +# +AC_DEFUN([AC_CHECK_X_HEADER], [ + ac_save_CPPFLAGS="$CPPFLAGS" + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + AC_CHECK_HEADER([$1],[$2],[$3],[$4]) + CPPFLAGS="$ac_save_CPPFLAGS"]) + +# Like AC_EGREP_HEADER, but it uses the already-computed -I directories. +# +AC_DEFUN([AC_EGREP_X_HEADER], [ + ac_save_CPPFLAGS="$CPPFLAGS" + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + AC_EGREP_HEADER([$1], [$2], [$3], [$4]) + CPPFLAGS="$ac_save_CPPFLAGS"]) + +# Like AC_TRY_COMPILE, but it uses the already-computed -I directories. +# +AC_DEFUN([AC_TRY_X_COMPILE], [ + ac_save_CPPFLAGS="$CPPFLAGS" + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + AC_TRY_COMPILE([$1], [$2], [$3], [$4]) + CPPFLAGS="$ac_save_CPPFLAGS"]) + + +# Like AC_CHECK_LIB, but it uses the already-computed -I and -L directories. +# Use this sparingly; it probably doesn't work very well on X programs. +# +AC_DEFUN([AC_CHECK_X_LIB], [ + ac_save_CPPFLAGS="$CPPFLAGS" + ac_save_LDFLAGS="$LDFLAGS" +# ac_save_LIBS="$LIBS" + + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + # note: $X_CFLAGS includes $x_includes + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + + if test \! -z "$libdir" ; then + LDFLAGS="$LDFLAGS -L$libdir" + fi + # note: $X_LIBS includes $x_libraries + LDFLAGS="$LDFLAGS $X_LIBS $X_EXTRA_LIBS" + + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + LDFLAGS=`eval eval eval eval eval eval eval eval eval echo $LDFLAGS` + AC_CHECK_LIB([$1], [$2], [$3], [$4], [$5]) + CPPFLAGS="$ac_save_CPPFLAGS" + LDFLAGS="$ac_save_LDFLAGS" +# LIBS="$ac_save_LIBS" + ]) + +# Like AC_TRY_RUN, but it uses the already-computed -I directories. +# (But not the -L directories!) +# +AC_DEFUN([AC_TRY_X_RUN], [ + ac_save_CPPFLAGS="$CPPFLAGS" + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + AC_TRY_RUN([$1], [$2], [$3], [$4]) + CPPFLAGS="$ac_save_CPPFLAGS"]) + + + +# Usage: HANDLE_X_PATH_ARG([variable_name], +# [--command-line-option], +# [descriptive string]) +# +# All of the --with options take three forms: +# +# --with-foo (or --with-foo=yes) +# --without-foo (or --with-foo=no) +# --with-foo=/DIR +# +# This function, HANDLE_X_PATH_ARG, deals with the /DIR case. When it sees +# a directory (string beginning with a slash) it checks to see whether +# /DIR/include and /DIR/lib exist, and adds them to $X_CFLAGS and $X_LIBS +# as appropriate. +# +AC_DEFUN([HANDLE_X_PATH_ARG], [ + case "$[$1]" in + yes) ;; + no) ;; + + /*) + AC_MSG_CHECKING([for [$3] headers]) + d=$[$1]/include + if test -d $d; then + X_CFLAGS="-I$d $X_CFLAGS" + AC_MSG_RESULT($d) + else + AC_MSG_RESULT(not found ($d: no such directory)) + fi + + AC_MSG_CHECKING([for [$3] libs]) + d=$[$1]/lib + if test -d $d; then + X_LIBS="-L$d $X_LIBS" + AC_MSG_RESULT($d) + else + AC_MSG_RESULT(not found ($d: no such directory)) + fi + + # replace the directory string with "yes". + [$1]_req="yes" + [$1]=$[$1]_req + ;; + + *) + echo "" + echo "error: argument to [$2] must be \"yes\", \"no\", or a directory." + echo " If it is a directory, then \`DIR/include' will be added to" + echo " the -I list, and \`DIR/lib' will be added to the -L list." + exit 1 + ;; + esac + ]) + + + +############################################################################### +############################################################################### +# +# End of function definitions. Now start actually executing stuff. +# +############################################################################### +############################################################################### + +# WTF! autoconf emits this *way* too late. Do it earlier. +test "x$prefix" = xNONE && prefix=$ac_default_prefix +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + + +# random compiler setup +AC_CANONICAL_HOST + +ac_original_cc=$CC +AC_PROG_CC +AC_PROG_CC_PTHREAD # Needs ac_original_cc. + +AC_PROG_CC_ANSI +AC_NO_LONG_STRING_WARNINGS +AC_NO_MISPLACED_DECLARATIONS +AC_NO_OBJECTIVE_C +AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE +AC_PROG_CPP +AC_C_CONST +AC_C_INLINE +AC_EXEEXT +AC_DEMAND_BC + +# stuff for Makefiles +AC_PROG_INSTALL +AC_PROG_INSTALL_DIRS +AC_PROG_MAKE_SET + +# By default, autoconf sets INSTALL_SCRIPT to '${INSTALL_PROGRAM}'. +# That's wrong: it should be set to '${INSTALL}', so that one can +# implement the "install-strip" target properly (strip executables, +# but do not try to strip scripts.) +# +INSTALL_SCRIPT='${INSTALL}' + +# random libc stuff +AC_HEADER_STDC +AC_CHECK_HEADERS(unistd.h inttypes.h) +AC_TYPE_MODE_T +AC_TYPE_PID_T +AC_TYPE_SIZE_T +AC_TYPE_SIGNAL +AC_HEADER_TIME +AC_HEADER_SYS_WAIT +AC_HEADER_DIRENT +AC_GETTIMEOFDAY_ARGS +AC_SYS_LARGEFILE +AC_CHECK_FUNCS(select fcntl uname nice setpriority getcwd getwd putenv sbrk) +AC_CHECK_FUNCS(sigaction syslog realpath setrlimit) +AC_CHECK_FUNCS(setlocale sqrtf) +AC_CHECK_FUNCS(getaddrinfo) +AC_CHECK_MEMBERS([struct sockaddr.sa_len],,, [[#include <sys/socket.h>]]) +AC_CHECK_ICMP +AC_CHECK_ICMPHDR +AC_CHECK_GETIFADDRS +AC_TYPE_SOCKLEN_T +AC_CHECK_HEADERS(crypt.h sys/select.h) +AC_PROG_PERL + +if test -z "$PERL" ; then + # don't let it be blank... + PERL=/usr/bin/perl +fi + +AC_PATH_XTRA + +if test "$have_x" != yes; then + AC_MSG_ERROR(Couldn't find X11 headers/libs. Try `$0 --help'.) +fi + +AC_PATH_X_APP_DEFAULTS +AC_X_RANDOM_PATHS +AC_XPOINTER + +AC_MSG_CHECKING(whether this is MacOS X) + ac_macosx=no + case "$host" in + *-apple-darwin* ) + ac_macosx=yes + ;; + esac +AC_MSG_RESULT($ac_macosx) + + +############################################################################### +# +# Gettext support +# +############################################################################### + +IT_PROG_INTLTOOL +GETTEXT_PACKAGE=xscreensaver +AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE", + [This is the name of the gettext package to use.]) +AC_DEFINE_UNQUOTED(PACKAGE, "$GETTEXT_PACKAGE", + [This is the same as GETTEXT_PACKAGE, but for the glade + generated code.]) +AC_SUBST(GETTEXT_PACKAGE) + +ALL_LINGUAS="da de es et fi fr hu it ja ko nb nl pl pt pt_BR ru sk sv vi wa zh_CN zh_TW" +AM_GLIB_GNU_GETTEXT +MKINSTALLDIRS="$INSTALL_DIRS" + + +############################################################################### +# +# Check for -lXmu (some fucked up vendors don't ship it...) +# +############################################################################### + +have_xmu=no +AC_CHECK_X_HEADER(X11/Xmu/Error.h, [have_xmu=yes],, + [#include <stdlib.h> + #include <stdio.h> + #include <X11/Intrinsic.h>]) +if test "$have_xmu" = no ; then + XMU_SRCS='$(UTILS_SRC)/xmu.c' + XMU_OBJS='$(UTILS_BIN)/xmu.o' + XMU_LIBS='' +else + XMU_SRCS='' + XMU_OBJS='' + XMU_LIBS='-lXmu' + AC_DEFINE(HAVE_XMU) +fi + + +############################################################################### +# +# Check for the SunOS 4.1.x _get_wmShellWidgetClass bug. +# See comp.windows.x FAQ question 124. The right fix is to +# get OpenWindows 3.0 patches 100512-02 and 100573-03. +# +############################################################################### + +if test "$have_xmu" = yes ; then + case "$host" in + *-sunos4*) + AC_CACHE_CHECK([for the SunOS 4.1.x _get_wmShellWidgetClass bug], + ac_cv_sunos_xmu_bug, + [ac_save_LDFLAGS="$LDFLAGS" + if test \! -z "$x_libraries" ; then + LDFLAGS="$LDFLAGS -L$x_libraries" + fi + # Note: this trick never works! (Generally.) + # We're only getting away with using AC_TRY_LINK + # with X libraries because we know it's SunOS. + LDFLAGS="$LDFLAGS -lXmu -lXt -lX11 -lXext -lm" + AC_TRY_LINK(,, + [ac_cv_sunos_xmu_bug=no], + [ac_cv_sunos_xmu_bug=yes]) + LDFLAGS="$ac_save_LDFLAGS"]) + if test "$ac_cv_sunos_xmu_bug" = yes ; then + AC_CACHE_CHECK([whether the compiler understands -static], + ac_cv_ld_static, + [ac_save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -static" + AC_TRY_LINK(,,[ac_cv_ld_static=yes],[ac_cv_ld_static=no]) + LDFLAGS="$ac_save_LDFLAGS"]) + if test "$ac_cv_ld_static" = yes ; then + LDFLAGS="$LDFLAGS -static" + else + LDFLAGS="$LDFLAGS -Bstatic" + fi + fi + ;; + esac +fi + + +############################################################################### +# +# Handle the --with-hackdir option +# +############################################################################### + +have_hackdir=yes +with_hackdir_req=unspecified +AC_ARG_WITH(hackdir,[ + +Installation options: + --with-hackdir=DIR Where to install the hundreds of demo executables. + Default: `PREFIX/libexec/xscreensaver/'], + [with_hackdir="$withval"; with_hackdir_req="$withval"],[with_hackdir=yes]) + +if test x"$with_hackdir" = xyes; then + HACKDIR='${libexecdir}/xscreensaver' +elif test x"$with_hackdir" = xno; then + HACKDIR='${bindir}' +else + HACKDIR=$with_hackdir +fi + +# canonicalize slashes. +HACKDIR=`echo "${HACKDIR}" | sed 's@/$@@;s@//*@/@g'` + +# Expand HACKDIR as HACKDIR_FULL +HACKDIR_FULL=`eval eval eval eval eval eval eval eval eval echo $HACKDIR` + +# This option used to be called --enable-subdir; make sure that is no longer +# used, since configure brain-damagedly ignores unknown --enable options. + +obsolete_enable= +AC_ARG_ENABLE(subdir,,[obsolete_enable=yes]) +if test -n "$obsolete_enable"; then + echo "error: the --enable-subdir option has been replaced with" + echo " the new --with-hackdir option; see \`configure --help'" + echo " for more information." + exit 1 +fi + + +############################################################################### +# +# Handle the --with-configdir option +# Help for --with-x-app-defaults option added. +# +############################################################################### + +have_configdir=yes +with_configdir_req=unspecified +AC_ARG_WITH(configdir, +[ --with-configdir=DIR Where to install the data files that describe each + of the display modes to the GUI. + Default: `PREFIX/share/xscreensaver/config/' + --with-x-app-defaults=DIR + Where to install xscreensaver configuration file. +], + [with_configdir="$withval"; with_configdir_req="$withval"], + [with_configdir=yes]) + +if test x"$with_configdir" = xyes; then + HACK_CONF_DIR='${datadir}/xscreensaver/config' +elif test x"$with_configdir" = xno; then + echo "error: must be yes, or a pathname: --with-configdir=$with_configdir" + exit 1 +else + # there must be a better way than this... + if test -z "`echo $with_configdir | sed 's@^/.*@@'`" ; then + # absolute path + HACK_CONF_DIR=$with_configdir + else + # relative path + HACK_CONF_DIR="\${exec_prefix}$with_configdir" + fi +fi + + + + +############################################################################### +# +# Check for the SGI SCREEN_SAVER server extension. +# +############################################################################### + +#have_sgi=no +#with_sgi_req=unspecified +#AC_ARG_WITH(sgi-ext, +#[Except where noted, all of the --with options below can also take a +#directory argument: for example, `--with-motif=/opt/Motif'. That would +#cause /opt/Motif/include/ to be added to the -I list, and /opt/Motif/lib/ +#to be added to the -L list, assuming those directories exist. +# +#By default, support for each of these options will be built in, if the +#relevant library routines exist. At run time, they will then be used +#only if the X server being used supports them. Each --with option has +#a corresponding --without option, to override building support for them +#at all. +# +#Screen blanking and idle-detection options: +# +# --with-sgi-ext Include support for the SGI SCREEN_SAVER extension.], +# [with_sgi="$withval"; with_sgi_req="$withval"],[with_sgi=yes]) +# +#HANDLE_X_PATH_ARG(with_sgi, --with-sgi-ext, SGI SCREEN_SAVER) +# +#if test "$with_sgi" = yes; then +# AC_CHECK_X_HEADER(X11/extensions/XScreenSaver.h, +# [have_sgi=yes +# AC_DEFINE(HAVE_SGI_SAVER_EXTENSION)],, +# [#include <X11/Xlib.h>]) +# +#elif test "$with_sgi" != no; then +# echo "error: must be yes or no: --with-sgi-ext=$with_sgi" +# exit 1 +#fi + + +############################################################################### +# +# Check for the XIDLE server extension. +# +############################################################################### + +#have_xidle=no +#with_xidle_req=unspecified +#AC_ARG_WITH(xidle-ext, +#[ --with-xidle-ext Include support for the XIDLE extension.], +# [with_xidle="$withval"; with_xidle_req="$withval"],[with_xidle=yes]) +# +#HANDLE_X_PATH_ARG(with_xidle, --with-xidle-ext, XIDLE) +# +#if test "$with_xidle" = yes; then +# AC_CHECK_X_HEADER(X11/extensions/xidle.h, +# [have_xidle=yes +# AC_DEFINE(HAVE_XIDLE_EXTENSION)],, +# [#include <X11/Xlib.h>]) +#elif test "$with_xidle" != no; then +# echo "error: must be yes or no: --with-xidle-ext=$with_xidle" +# exit 1 +#fi + + +############################################################################### +# +# Check for the SGI-VIDEO-CONTROL server extension. +# +############################################################################### + +#have_sgivc=no +#with_sgivc_req=unspecified +#AC_ARG_WITH(sgivc-ext, +#[ --with-sgivc-ext Include support for the SGI-VIDEO-CONTROL extension.], +# [with_sgivc="$withval"; with_sgivc_req="$withval"],[with_sgivc=yes]) +# +#HANDLE_X_PATH_ARG(with_sgivc, --with-sgivc-ext, SGI-VIDEO-CONTROL) +# +#if test "$with_sgivc" = yes; then +# +# # first check for XSGIvc.h +# AC_CHECK_X_HEADER(X11/extensions/XSGIvc.h, [have_sgivc=yes],, +# [#include <X11/Xlib.h>]) +# +# # if that succeeded, then check for the -lXsgivc +# if test "$have_sgivc" = yes; then +# have_sgivc=no +# AC_CHECK_X_LIB(Xsgivc, XSGIvcQueryGammaMap, +# [have_sgivc=yes; SAVER_LIBS="$SAVER_LIBS -lXsgivc"], [true], +# -lXext -lX11) +# fi +# +# # if that succeeded, then we've really got it. +# if test "$have_sgivc" = yes; then +# AC_DEFINE(HAVE_SGI_VC_EXTENSION) +# fi +# +#elif test "$with_sgivc" != no; then +# echo "error: must be yes or no: --with-sgivc-ext=$with_sgivc" +# exit 1 +#fi + + +############################################################################### +# +# Check for the DPMS server extension. +# +############################################################################### + +have_dpms=no +with_dpms_req=unspecified +AC_ARG_WITH(dpms-ext, +[ --with-dpms-ext Include support for the DPMS extension.], + [with_dpms="$withval"; with_dpms_req="$withval"],[with_dpms=yes]) + +HANDLE_X_PATH_ARG(with_dpms, --with-dpms-ext, DPMS) + +if test "$with_dpms" = yes; then + + # first check for dpms.h + AC_CHECK_X_HEADER(X11/extensions/dpms.h, [have_dpms=yes],, + [#include <X11/Xlib.h> + #include <X11/Xmd.h>]) + + # if that succeeded, then check for the DPMS code in the libraries + if test "$have_dpms" = yes; then + + # first look in -lXext (this is where it is with XFree86 4.0) + have_dpms=no + AC_CHECK_X_LIB(Xext, DPMSInfo, [have_dpms=yes], [true], -lXext -lX11) + + # if that failed, look in -lXdpms (this is where it was in XFree86 3.x) + if test "$have_dpms" = no; then + AC_CHECK_X_LIB(Xdpms, DPMSInfo, + [have_dpms=yes; XDPMS_LIBS="-lXdpms"], [true], + -lXext -lX11) + fi + fi + + + # if that succeeded, then we've really got it. + if test "$have_dpms" = yes; then + AC_DEFINE(HAVE_DPMS_EXTENSION) + fi + +elif test "$with_dpms" != no; then + echo "error: must be yes or no: --with-dpms-ext=$with_dpms" + exit 1 +fi + + +############################################################################### +# +# Check for the XINERAMA server extension. +# +############################################################################### + +have_xinerama=no +with_xinerama_req=unspecified +AC_ARG_WITH(xinerama-ext, +[ --with-xinerama-ext Include support for the XINERAMA extension.], + [with_xinerama="$withval"; with_xinerama_req="$withval"],[with_xinerama=yes]) + +HANDLE_X_PATH_ARG(with_xinerama, --with-xinerama-ext, XINERAMA) + +if test "$with_xinerama" = yes; then + + # first check for Xinerama.h + AC_CHECK_X_HEADER(X11/extensions/Xinerama.h, [have_xinerama=yes],, + [#include <X11/Xlib.h>]) + + # if that succeeded, then check for the XINERAMA code in the libraries + if test "$have_xinerama" = yes; then + + # first look in -lXext + have_xinerama=no + AC_CHECK_X_LIB(Xext, XineramaQueryScreens, [have_xinerama=yes], [true], + -lXext -lX11) + + # if that failed, look in -lXinerama (this is where it is in XFree86 4.1.) + if test "$have_xinerama" = no; then + AC_CHECK_X_LIB(Xinerama, XineramaQueryScreens, + [have_xinerama=yes; XINERAMA_LIBS="-lXinerama"], + [true], -lXext -lX11) + fi + fi + + # if that succeeded, then we've really got it. + if test "$have_xinerama" = yes; then + AC_DEFINE(HAVE_XINERAMA) + fi + +elif test "$with_xinerama" != no; then + echo "error: must be yes or no: --with-xinerama-ext=$with_xinerama" + exit 1 +fi + + +############################################################################### +# +# Check for the XINPUT server extension. +# +############################################################################### + +have_xinput=no +with_xinput_req=unspecified +AC_ARG_WITH(xinput-ext, +[ --with-xinput-ext Include support for the XInput extension.], + [with_xinput="$withval"; with_xinput_req="$withval"], [with_xinput=yes]) + +HANDLE_X_PATH_ARG(with_xinput, --with-xinput-ext, XINPUT) + +if test "$with_xinput" = yes; then + + # first check for Xinput.h + AC_CHECK_X_HEADER(X11/extensions/XInput.h, [have_xinput=yes],, + [#include <X11/Xlib.h>]) + + # if that succeeded, then check for libXi + if test "$have_xinput" = yes; then + have_xinput=no + AC_CHECK_X_LIB(Xi, XListInputDevices, + [have_xinput=yes; SAVER_LIBS="$SAVER_LIBS -lXi"], + [true], -lXext -lX11) + fi + + # if that succeeded, then we've really got it. + if test "$have_xinput" = yes; then + AC_DEFINE(HAVE_XINPUT) + fi + +elif test "$with_xinput" != no; then + echo "error: must be yes or no: --with-xinput-ext=$with_xinput" + exit 1 +fi + + +############################################################################### +# +# Check for the XF86VMODE server extension (for virtual screens.) +# +############################################################################### + +have_xf86vmode=no +with_xf86vmode_req=unspecified +AC_ARG_WITH(xf86vmode-ext, +[ --with-xf86vmode-ext Include support for XFree86 virtual screens.], + [with_xf86vmode="$withval"; with_xf86vmode_req="$withval"], + [with_xf86vmode=yes]) + +HANDLE_X_PATH_ARG(with_xf86vmode, --with-xf86vmode-ext, xf86vmode) + +VIDMODE_LIBS="" + +if test "$with_xf86vmode" = yes; then + + # first check for xf86vmode.h + AC_CHECK_X_HEADER(X11/extensions/xf86vmode.h, [have_xf86vmode=yes],, + [#include <X11/Xlib.h>]) + + # if that succeeded, then check for the -lXxf86vm + if test "$have_xf86vmode" = yes; then + have_xf86vmode=no + AC_CHECK_X_LIB(Xxf86vm, XF86VidModeGetViewPort, + [have_xf86vmode=yes; + VIDMODE_LIBS="-lXxf86vm"; + SAVER_LIBS="$SAVER_LIBS $VIDMODE_LIBS"], + [true], -lXext -lX11) + fi + + # if that succeeded, then we've really got it. + if test "$have_xf86vmode" = yes; then + AC_DEFINE(HAVE_XF86VMODE) + fi + +elif test "$with_xf86vmode" != no; then + echo "error: must be yes or no: --with-xf86vmode-ext=$with_xf86vmode" + exit 1 +fi + + +############################################################################### +# +# Check for the XF86VMODE server extension (for gamma fading.) +# +############################################################################### + +have_xf86gamma=no +have_xf86gamma_ramp=no +with_xf86gamma_req=unspecified +AC_ARG_WITH(xf86gamma-ext, +[ --with-xf86gamma-ext Include support for XFree86 gamma fading.], + [with_xf86gamma="$withval"; with_xf86gamma_req="$withval"], + [with_xf86gamma=yes]) + +HANDLE_X_PATH_ARG(with_xf86gamma, --with-xf86gamma-ext, xf86gamma) + +if test "$with_xf86gamma" = yes; then + + # first check for xf86vmode.h, if we haven't already + if test "$have_xf86vmode" = yes; then + have_xf86gamma=yes + else + AC_CHECK_X_HEADER(X11/extensions/xf86vmode.h, [have_xf86gamma=yes],, + [#include <X11/Xlib.h>]) + fi + + # if that succeeded, then check for the -lXxf86vm + if test "$have_xf86gamma" = yes; then + have_xf86gamma=no + AC_CHECK_X_LIB(Xxf86vm, XF86VidModeSetGamma, + [have_xf86gamma=yes], + [true], -lXext -lX11) + fi + + # check for the Ramp versions of the functions too. + if test "$have_xf86gamma" = yes; then + have_xf86gamma_ramp=no + AC_CHECK_X_LIB(Xxf86vm, XF86VidModeSetGammaRamp, + [have_xf86gamma_ramp=yes], + [true], -lXext -lX11) + fi + + # if those tests succeeded, then we've really got the functions. + if test "$have_xf86gamma" = yes; then + AC_DEFINE(HAVE_XF86VMODE_GAMMA) + fi + + if test "$have_xf86gamma_ramp" = yes; then + AC_DEFINE(HAVE_XF86VMODE_GAMMA_RAMP) + fi + + # pull in the lib, if we haven't already + if test "$have_xf86gamma" = yes -a "$have_xf86vmode" = no; then + SAVER_LIBS="$SAVER_LIBS -lXxf86vm" + fi + +elif test "$with_xf86gamma" != no; then + echo "error: must be yes or no: --with-xf86gamma-ext=$with_xf86vmode" + exit 1 +fi + + +############################################################################### +# +# Check for the RANDR (Resize and Rotate) server extension. +# +# We need this to detect when the resolution of the desktop +# has changed out from under us (this is a newer, different +# mechanism than the XF86VMODE virtual viewports.) +# +############################################################################### + +have_randr=no +with_randr_req=unspecified +AC_ARG_WITH(randr-ext, +[ --with-randr-ext Include support for the X Resize+Rotate extension.], + [with_randr="$withval"; with_randr_req="$withval"],[with_randr=yes]) + +HANDLE_X_PATH_ARG(with_randr, --with-randr-ext, RANDR) + +if test "$with_randr" = yes; then + + # first check for Xrandr.h + AC_CHECK_X_HEADER(X11/extensions/Xrandr.h, [have_randr=yes],, + [#include <X11/Xlib.h>]) + + # if that succeeded, then check for the XRR code in the libraries + if test "$have_randr" = yes; then + + # RANDR probably needs -lXrender + xrender_libs= + AC_CHECK_X_LIB(Xrender, XRenderSetSubpixelOrder, + [xrender_libs="-lXrender"], [true], -lXext -lX11) + + # first look for RANDR in -lXext + have_randr=no + AC_CHECK_X_LIB(Xext, XRRGetScreenInfo, + [have_randr=yes; SAVER_LIBS="$SAVER_LIBS $xrender_libs"], + [true], $xrender_libs -lXext -lX11) + + # if that failed, look in -lXrandr + if test "$have_randr" = no; then + AC_CHECK_X_LIB(Xrandr, XRRGetScreenInfo, + [have_randr=yes; SAVER_LIBS="$SAVER_LIBS -lXrandr $xrender_libs"], + [true], $xrender_libs -lXext -lX11) + fi + fi + + # if that succeeded, then we've really got it. + if test "$have_randr" = yes; then + AC_DEFINE(HAVE_RANDR) + + # Now check for version 1.2 in the same libs. + # Try to compile, since on MacOS 10.5.7, headers are older than libs! + AC_CACHE_CHECK([for XRRGetScreenResources], ac_cv_randr_12, + [ac_cv_randr_12=no + AC_TRY_X_COMPILE([#include <stdlib.h> + #include <X11/Xlib.h> + #include <X11/extensions/Xrandr.h>], + [XRRScreenResources *res = + XRRGetScreenResources (0, 0);], + [ac_cv_randr_12=yes], + [ac_cv_randr_12=no])]) + if test "$ac_cv_randr_12" = yes ; then + AC_DEFINE(HAVE_RANDR_12) + fi +# AC_CHECK_X_LIB(c, XRRGetOutputInfo, [AC_DEFINE(HAVE_RANDR_12)], +# [true], $SAVER_LIBS) + fi + + +elif test "$with_randr" != no; then + echo "error: must be yes or no: --with-randr-ext=$with_randr" + exit 1 +fi + + +############################################################################### +# +# Check for XF86MiscSetGrabKeysState (but only bother if we are already +# using other XF86 stuff.) +# +############################################################################### + +have_xf86miscsetgrabkeysstate=no +if test "$have_xf86gamma" = yes -o "$have_xf86vmode" = yes; then + AC_CHECK_X_LIB(Xxf86misc, XF86MiscSetGrabKeysState, + [have_xf86miscsetgrabkeysstate=yes], + [true], -lXext -lX11) + if test "$have_xf86miscsetgrabkeysstate" = yes ; then + SAVER_LIBS="$SAVER_LIBS -lXxf86misc" + AC_DEFINE(HAVE_XF86MISCSETGRABKEYSSTATE) + fi +fi + + +############################################################################### +# +# Check for HP XHPDisableReset and XHPEnableReset. +# +############################################################################### + +AC_MSG_CHECKING([for XHPDisableReset in X11/XHPlib.h]) +AC_EGREP_X_HEADER(XHPDisableReset, X11/XHPlib.h, + [AC_DEFINE(HAVE_XHPDISABLERESET) + SAVER_LIBS="-lXhp11 $SAVER_LIBS" + AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(no)]) + + +############################################################################### +# +# Check for /proc/interrupts. +# +############################################################################### + +have_proc_interrupts=no +with_proc_interrupts_req=unspecified +AC_ARG_WITH(proc-interrupts, +[ --with-proc-interrupts Include support for consulting the /proc/interrupts + file to notice keyboard activity.], + [with_proc_interrupts="$withval"; with_proc_interrupts_req="$withval"], + [with_proc_interrupts=yes]) + +if test "$with_proc_interrupts" = yes; then + + # Note that we may be building in an environment (e.g. Debian buildd chroot) + # without a proper /proc filesystem. If /proc/interrupts exists, then we'll + # check that it has the bits we need, but otherwise we'll just go on faith. + # + have_proc_interrupts=yes + + if test -f /proc/interrupts; then + AC_CACHE_CHECK([whether /proc/interrupts contains keyboard data], + ac_cv_have_proc_interrupts, + [ac_cv_have_proc_interrupts=no + if grep 'keyboard\|i8042' /proc/interrupts >/dev/null 2>&1 ; then + ac_cv_have_proc_interrupts=yes + fi + ]) + have_proc_interrupts=$ac_cv_have_proc_interrupts + fi + + if test "$have_proc_interrupts" = yes; then + AC_DEFINE(HAVE_PROC_INTERRUPTS) + fi + +elif test "$with_proc_interrupts" != no; then + echo "error: must be yes or no: --with-proc-interrupts=$with_proc_interrupts" + exit 1 +fi + + +############################################################################### +# +# The --enable-locking option +# +############################################################################### + +AC_ARG_ENABLE(locking,[Screen locking options: + --enable-locking Compile in support for locking the display. + --disable-locking Do not allow locking at all.], + [enable_locking="$enableval"], + [if test "$ac_macosx" = yes; then + # We can't lock on MacOS X, so default to not compiling in support for it. + # But allow --enable-locking to override that, so I can debug Linux locking + # under MacOS X11. + enable_locking=no + else + enable_locking=yes + fi]) +if test "$enable_locking" = yes; then + true +elif test "$enable_locking" = no; then + AC_DEFINE(NO_LOCKING) +else + echo "error: must be yes or no: --enable-locking=$enable_locking" + exit 1 +fi + + +############################################################################### +# +# Whether to allow root password to unblank. +# +############################################################################### +AC_ARG_ENABLE(root-passwd, [ + --enable-root-passwd Allow root passwd to unlock screen. + --disable-root-passwd Do not allow that.], + [enable_root_passwd="$enableval"],[enable_root_passwd=yes]) +if test "$enable_root_passwd" = yes; then + AC_DEFINE(ALLOW_ROOT_PASSWD) + true +elif test "$enable_root_passwd" != no; then + echo "error: must be yes or no: --enable-root-passwd=$enable_root_passwd" + exit 1 +fi + +############################################################################### +# +# Check for PAM. +# +############################################################################### + +case "$host" in + *-solaris*) + # Solaris systems tend to come with PAM misconfigured. + # Don't build it by default, even if the headers exist. + with_pam_default=no + ;; + *) + # Default to building PAM support on all other systems, if it exists. + with_pam_default=yes + ;; +esac + +have_pam=no +with_pam_req=unspecified + +AC_ARG_WITH(pam, +[ --with-pam Include support for PAM (Pluggable Auth Modules.)], + [with_pam="$withval"; with_pam_req="$withval"],[with_pam=$with_pam_default]) + +AC_ARG_WITH([pam_service_name], + AC_HELP_STRING([--with-pam-service-name], + [NAME arg is the name of the PAM service that + xscreensaver will authenticate as.]), + [pam_service_name="$withval"],[pam_service_name="xscreensaver"]) + +AC_ARG_ENABLE(pam-check-account-type, + [AC_HELP_STRING([--enable-pam-check-account-type], + [Whether PAM should check the result of account + modules when authenticating. Only do this if you + have account configured properly on your system.])], + [enable_pam_check_account_type="$enableval"],[enable_pam_check_account_type=no]) +if test "$enable_pam_check_account_type" = yes ; then + AC_DEFINE(PAM_CHECK_ACCOUNT_TYPE) + true +elif test "$enable_pam_check_account_type" != no ; then + echo "error: must be yes or no: --enable-pam-check-account-type=$enable_pam_check_account_type" + exit 1 +fi + +HANDLE_X_PATH_ARG(with_pam, --with-pam, PAM) + +if test "$enable_locking" = yes -a "$with_pam" = yes; then + AC_CACHE_CHECK([for PAM], ac_cv_pam, + [AC_TRY_X_COMPILE([#include <security/pam_appl.h>],, + [ac_cv_pam=yes], + [ac_cv_pam=no])]) + if test "$ac_cv_pam" = yes ; then + have_pam=yes + AC_DEFINE(HAVE_PAM) + AC_DEFINE_UNQUOTED(PAM_SERVICE_NAME,"$pam_service_name") + + PASSWD_LIBS="${PASSWD_LIBS} -lpam" + + # libpam typically requires dlopen and dlsym. On FreeBSD, + # those are in libc. On Linux and Solaris, they're in libdl. + AC_CHECK_LIB(dl, dlopen, [PASSWD_LIBS="${PASSWD_LIBS} -ldl"]) + + # On Linux, sigtimedwait() is in libc; on Solaris, it's in librt. + have_timedwait=no + AC_CHECK_LIB(c, sigtimedwait, + [have_timedwait=yes + AC_DEFINE(HAVE_SIGTIMEDWAIT)]) + if test "$have_timedwait" = no ; then + AC_CHECK_LIB(rt, sigtimedwait, [have_timedwait=yes + AC_DEFINE(HAVE_SIGTIMEDWAIT) + PASSWD_LIBS="${PASSWD_LIBS} -lrt"]) + fi + + AC_MSG_CHECKING(how to call pam_strerror) + AC_CACHE_VAL(ac_cv_pam_strerror_args, + [AC_TRY_X_COMPILE([#include <stdio.h> + #include <stdlib.h> + #include <security/pam_appl.h>], + [pam_handle_t *pamh = 0; + char *s = pam_strerror(pamh, PAM_SUCCESS);], + [ac_pam_strerror_args=2], + [AC_TRY_X_COMPILE([#include <stdio.h> + #include <stdlib.h> + #include <security/pam_appl.h>], + [char *s = + pam_strerror(PAM_SUCCESS);], + [ac_pam_strerror_args=1], + [ac_pam_strerror_args=0])]) + ac_cv_pam_strerror_args=$ac_pam_strerror_args]) + ac_pam_strerror_args=$ac_cv_pam_strerror_args + if test "$ac_pam_strerror_args" = 1 ; then + AC_MSG_RESULT(one argument) + elif test "$ac_pam_strerror_args" = 2 ; then + AC_DEFINE(PAM_STRERROR_TWO_ARGS) + AC_MSG_RESULT(two arguments) + else + AC_MSG_RESULT(unknown) + fi + +# Check pam_fail_delay + AC_MSG_CHECKING(pam_fail_delay in -lpam) + AC_CACHE_VAL(ac_cv_pam_fail_delay, + [ac_save_LDFLAGS="$LDFLAGS" + LDFLAGS="-lpam" + AC_TRY_LINK([#include <security/pam_appl.h>], + [pam_handle_t *pamh = 0; + unsigned int usec = 1; + int status = pam_fail_delay (pamh, usec);], + [ac_pam_fail_delay=yes], + [ac_pam_fail_delay=no]) + ac_cv_pam_fail_delay=$ac_pam_fail_delay, + LDFLAGS=$ac_save_LDFLAGS]) + + if test "$ac_pam_fail_delay" = yes ; then + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PAM_FAIL_DELAY) + else + AC_MSG_RESULT(no) + fi + + fi +fi + + +############################################################################### +# +# Check for Kerberos. +# +############################################################################### + +have_kerberos=no +have_kerberos5=no +with_kerberos_req=unspecified + +AC_ARG_WITH(kerberos, +[ --with-kerberos Include support for Kerberos authentication.], + [with_kerberos="$withval"; with_kerberos_req="$withval"],[with_kerberos=yes]) + +HANDLE_X_PATH_ARG(with_kerberos, --with-kerberos, Kerberos) + +if test "$enable_locking" = yes -a "$with_kerberos" = yes; then + AC_CACHE_CHECK([for Kerberos 4], ac_cv_kerberos, + [AC_TRY_X_COMPILE([#include <krb.h>],, + [ac_cv_kerberos=yes], + [ac_cv_kerberos=no])]) + AC_CACHE_CHECK([for Kerberos 5], ac_cv_kerberos5, + [AC_TRY_X_COMPILE([#include <kerberosIV/krb.h>],, + [ac_cv_kerberos5=yes], + [ac_cv_kerberos5=no])]) + + if test "$ac_cv_kerberos" = yes ; then + have_kerberos=yes + AC_DEFINE(HAVE_KERBEROS) + fi + + if test "$ac_cv_kerberos5" = yes ; then + + # Andrew Snare <ajs@pigpond.com> wrote: + # + # You were assuming that if kerberosV (krb5) was found, then kerberosIV + # (krb4) was also available. This turns out not to be the case with + # mit-krb-1.2.7; apparently backwards-compatibility with KerberosIV + # is optional. + # + # So, disable kerberosV support if libkrb4 can't be found. + # This is not the best solution, but it makes the compile not fail. + # + AC_CHECK_X_LIB(krb4, krb_get_tf_realm, + [have_kerberos=yes], + [have_kerberos=no]) + if test "$have_kerberos" = yes ; then + have_kerberos5=yes + AC_DEFINE(HAVE_KERBEROS) + AC_DEFINE(HAVE_KERBEROS5) + else + have_kerberos5=no + AC_MSG_WARN([Cannot find compat lib (libkrb4) needed to use Kerberos 5]) + fi + + fi + + if test "$have_kerberos5" = yes ; then + # from Matt Knopp <mhat@infocalypse.netlag.com> + # (who got it from amu@mit.edu) + + PASSWD_LIBS="$PASSWD_LIBS -lkrb4 -ldes425 -lkrb5 -lk5crypto -lcom_err" + + # jwz: MacOS X uses -lkrb5, but not -lcrypt + AC_CHECK_X_LIB(crypt, crypt, [PASSWD_LIBS="$PASSWD_LIBS -lcrypt"]) + + elif test "$have_kerberos" = yes ; then + # from Tim Showalter <tjs@psaux.com> for FreeBSD 4.2 + PASSWD_LIBS="$PASSWD_LIBS -lkrb -ldes -lcom_err" + fi + + if test "$have_kerberos" = yes ; then + AC_CHECK_FUNC(res_search,, + AC_CHECK_LIB(resolv,res_search,PASSWD_LIBS="${PASSWD_LIBS} -lresolv", + AC_MSG_WARN([Can't find DNS resolver libraries needed for Kerberos]) + )) + fi +fi + + +############################################################################### +# +# Check for the nine billion variants of shadow passwords... +# +############################################################################### + +need_setuid=no + +have_shadow=no +with_shadow_req=unspecified + +AC_ARG_WITH(shadow, +[ --with-shadow Include support for shadow password authentication.], + [with_shadow="$withval"; with_shadow_req="$withval"],[with_shadow=yes]) + +HANDLE_X_PATH_ARG(with_shadow, --with-shadow, shadow password) + +if test "$enable_locking" = no ; then + with_shadow_req=no + with_shadow=no +fi + + +############################################################################### +# +# Check for Sun "adjunct" passwords. +# +############################################################################### + +if test "$with_shadow" = yes ; then + AC_CACHE_CHECK([for Sun-style shadow passwords], ac_cv_sun_adjunct, + [AC_TRY_X_COMPILE([#include <stdlib.h> + #include <unistd.h> + #include <sys/types.h> + #include <sys/label.h> + #include <sys/audit.h> + #include <pwdadj.h>], + [struct passwd_adjunct *p = getpwanam("nobody"); + const char *pw = p->pwa_passwd;], + [ac_cv_sun_adjunct=yes], + [ac_cv_sun_adjunct=no])]) + if test "$ac_cv_sun_adjunct" = yes; then + have_shadow_adjunct=yes + have_shadow=yes + need_setuid=yes + fi +fi + + +############################################################################### +# +# Check for DEC and SCO so-called "enhanced" security. +# +############################################################################### + +if test "$with_shadow" = yes ; then + AC_CACHE_CHECK([for DEC-style shadow passwords], ac_cv_enhanced_passwd, + [AC_TRY_X_COMPILE([#include <stdlib.h> + #include <unistd.h> + #include <sys/types.h> + #include <pwd.h> + #include <sys/security.h> + #include <prot.h>], + [struct pr_passwd *p; + const char *pw; + set_auth_parameters(0, 0); + check_auth_parameters(); + p = getprpwnam("nobody"); + pw = p->ufld.fd_encrypt;], + [ac_cv_enhanced_passwd=yes], + [ac_cv_enhanced_passwd=no])]) + if test $ac_cv_enhanced_passwd = yes; then + have_shadow_enhanced=yes + have_shadow=yes + need_setuid=yes + + # On SCO, getprpwnam() is in -lprot (which uses nap() from -lx) + # (I'm told it needs -lcurses too, but I don't understand why.) + # But on DEC, it's in -lsecurity. + # + AC_CHECK_LIB(prot, getprpwnam, + [PASSWD_LIBS="$PASSWD_LIBS -lprot -lcurses -lx"], + [AC_CHECK_LIB(security, getprpwnam, + [PASSWD_LIBS="$PASSWD_LIBS -lsecurity"])], + [-lx]) + fi +fi + +############################################################################### +# +# Check for HP's entry in the "Not Invented Here" Sweepstakes. +# +############################################################################### + +if test "$with_shadow" = yes ; then + AC_CACHE_CHECK([for HP-style shadow passwords], ac_cv_hpux_passwd, + [AC_TRY_X_COMPILE([#include <stdlib.h> + #include <unistd.h> + #include <sys/types.h> + #include <pwd.h> + #include <hpsecurity.h> + #include <prot.h>], + [struct s_passwd *p = getspwnam("nobody"); + const char *pw = p->pw_passwd;], + [ac_cv_hpux_passwd=yes], + [ac_cv_hpux_passwd=no])]) + if test "$ac_cv_hpux_passwd" = yes; then + have_shadow_hpux=yes + have_shadow=yes + need_setuid=yes + + # on HPUX, bigcrypt is in -lsec + AC_CHECK_LIB(sec, bigcrypt, [PASSWD_LIBS="$PASSWD_LIBS -lsec"]) + fi +fi + + +############################################################################### +# +# Check for FreeBSD-style shadow passwords. +# +# On FreeBSD, getpwnam() and friends work just like on non-shadow- +# password systems -- except you only get stuff in the pw_passwd field +# if the running program is setuid. So, guess that we've got this +# lossage to contend with if /etc/master.passwd exists, and default to +# a setuid installation. +# +############################################################################### + +if test "$with_shadow" = yes ; then + AC_CACHE_CHECK([for FreeBSD-style shadow passwords], ac_cv_master_passwd, + [if test -f /etc/master.passwd ; then + ac_cv_master_passwd=yes + else + ac_cv_master_passwd=no + fi]) + if test "$ac_cv_master_passwd" = yes; then + need_setuid=yes + fi +fi + + +############################################################################### +# +# Check for traditional (ha!) shadow passwords. +# +############################################################################### + +if test "$with_shadow" = yes ; then + AC_CACHE_CHECK([for generic shadow passwords], ac_cv_shadow, + [AC_TRY_X_COMPILE([#include <stdlib.h> + #include <unistd.h> + #include <sys/types.h> + #include <pwd.h> + #include <shadow.h>], + [struct spwd *p = getspnam("nobody"); + const char *pw = p->sp_pwdp;], + [ac_cv_shadow=yes], + [ac_cv_shadow=no])]) + if test "$ac_cv_shadow" = yes; then + have_shadow=yes + need_setuid=yes + + # On some systems (UnixWare 2.1), getspnam() is in -lgen instead of -lc. + have_getspnam=no + AC_CHECK_LIB(c, getspnam, [have_getspnam=yes]) + if test "$have_getspnam" = no ; then + AC_CHECK_LIB(gen, getspnam, + [have_getspnam=yes; PASSWD_LIBS="$PASSWD_LIBS -lgen"]) + fi + fi +fi + + +############################################################################### +# +# Check for other libraries needed for non-shadow passwords. +# +############################################################################### + +if test "$enable_locking" = yes ; then + + # On some systems (UnixWare 2.1), crypt() is in -lcrypt instead of -lc. + have_crypt=no + AC_CHECK_LIB(c, crypt, [have_crypt=yes]) + if test "$have_crypt" = no ; then + AC_CHECK_LIB(crypt, crypt, + [have_crypt=yes; PASSWD_LIBS="$PASSWD_LIBS -lcrypt"]) + fi +fi + + +# Most of the above shadow mechanisms will have set need_setuid to yes, +# if they were found. But, on some systems, we need setuid even when +# using plain old vanilla passwords. +# +if test "$enable_locking" = yes ; then + case "$host" in + *-hpux* | *-aix* | *-netbsd* | *-freebsd* | *-openbsd* ) + need_setuid=yes + ;; + esac +fi + + +if test "$have_shadow_adjunct" = yes ; then + AC_DEFINE(HAVE_ADJUNCT_PASSWD) +elif test "$have_shadow_enhanced" = yes ; then + AC_DEFINE(HAVE_ENHANCED_PASSWD) +elif test "$have_shadow_hpux" = yes ; then + AC_DEFINE(HAVE_HPUX_PASSWD) +elif test "$have_shadow" = yes ; then + AC_DEFINE(HAVE_SHADOW_PASSWD) +fi + + +############################################################################### +# +# Check for external password helper +# On SuSE, instead of having xscreensaver be a setuid program, they +# fork an external program that takes the password on stdin, and +# returns true if that password is a valid one. Then only that +# smaller program needs to be setuid. +# +# (Note that this external program is not a GUI: the GUI is still +# all in xscreensaver itself; the external program just does auth.) +# +############################################################################### + +have_passwd_helper=no +with_passwd_helper_req=unspecified + +AC_ARG_WITH(passwd-helper, +[ --with-passwd-helper Include support for an external password + verification helper program.], + [with_passwd_helper="$withval"; with_passwd_helper_req="$withval"],[with_passwd_helper=no]) +# no HANDLE_X_PATH_ARG for this one + +if test "$enable_locking" = no ; then + with_passwd_helper_req=no + with_passwd_helper=no +fi + +case "$with_passwd_helper" in + ""|no) : ;; + /*) + AC_DEFINE_UNQUOTED(PASSWD_HELPER_PROGRAM, "$with_passwd_helper") + have_passwd_helper=yes;; + *) + echo "error: --with-passwd-helper needs full pathname of helper (not '$with_passwd_helper')." >&2 + exit 1 +esac + + +############################################################################### +# +# Check for a login manager for a "New Login" button on the lock dialog. +# Usually this will be "/usr/bin/gdmflexiserver". +# +############################################################################### + +with_login_manager_req=unspecified +default_login_manager_1='gdmflexiserver -ls' +default_login_manager_2='kdmctl reserve' +default_login_manager_3='lxdm -c USER_SWITCH' +default_login_manager_4='dm-tool switch-to-greeter' + +AC_ARG_WITH(login-manager, +[ --with-login-manager Put a "New Login" button on the unlock dialog that + runs a login manager like gdmflexiserver or kdmctl.], + [with_login_manager="$withval"; with_login_manager_req="$withval"], + [with_login_manager=yes]) +# no HANDLE_X_PATH_ARG for this one + +if test "$enable_locking" = no ; then + with_login_manager_req=no + with_login_manager=no +fi + +case "$with_login_manager_req" in + no) + with_login_manager="" + ;; + + yes|unspecified) + # Try various defaults, use the first one that exists. + + with_login_manager="" + + if test -z "$with_login_manager" ; then + set dummy $default_login_manager_1 ; login_manager_tmp=$2 + unset ac_cv_path_login_manager_tmp # don't cache + AC_PATH_PROG(login_manager_tmp, $login_manager_tmp, []) + if test ! -z "$login_manager_tmp" ; then + with_login_manager="$default_login_manager_1" + fi + fi + + if test -z "$with_login_manager" ; then + set dummy $default_login_manager_2 ; login_manager_tmp=$2 + unset ac_cv_path_login_manager_tmp # don't cache + AC_PATH_PROG(login_manager_tmp, $login_manager_tmp, []) + if test ! -z "$login_manager_tmp" ; then + with_login_manager="$default_login_manager_2" + fi + fi + + if test -z "$with_login_manager" ; then + set dummy $default_login_manager_3 ; login_manager_tmp=$2 + unset ac_cv_path_login_manager_tmp # don't cache + AC_PATH_PROG(login_manager_tmp, $login_manager_tmp, []) + if test ! -z "$login_manager_tmp" ; then + with_login_manager="$default_login_manager_3" + fi + fi + + if test -z "$with_login_manager" ; then + set dummy $default_login_manager_4 ; login_manager_tmp=$2 + unset ac_cv_path_login_manager_tmp # don't cache + AC_PATH_PROG(login_manager_tmp, $login_manager_tmp, []) + if test ! -z "$login_manager_tmp" ; then + with_login_manager="$default_login_manager_4" + fi + fi + + ;; + + /*) + # absolute path specified on cmd line + set dummy $with_login_manager_req ; login_manager_tmp=$2 + AC_MSG_CHECKING([for $login_manager_tmp]) + if test -x "$login_manager_tmp" ; then + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + with_login_manager="" + fi + ;; + + *) + # relative path specified on cmd line + set dummy $with_login_manager_req ; login_manager_tmp=$2 + unset ac_cv_path_login_manager_tmp # don't cache + AC_PATH_PROG(login_manager_tmp, $login_manager_tmp, []) + if test -z "$login_manager_tmp" ; then + with_login_manager="" + else + with_login_manager="$login_manager_tmp" + fi + ;; +esac +ac_cv_login_manager_program="$with_login_manager" + +NEW_LOGIN_COMMAND_P='' +NEW_LOGIN_COMMAND="$ac_cv_login_manager_program" + +AC_MSG_CHECKING(for login manager) +if test -z "$NEW_LOGIN_COMMAND" ; then + NEW_LOGIN_COMMAND="$default_login_manager_1" + NEW_LOGIN_COMMAND_P='! ' + AC_MSG_RESULT($NEW_LOGIN_COMMAND (disabled)) +else + AC_MSG_RESULT($NEW_LOGIN_COMMAND) +fi + + +############################################################################### +# +# Check for -lgtk (and Gnome stuff) +# +############################################################################### + +have_gtk=no +with_gtk_req=unspecified +AC_ARG_WITH(gtk,[ +User interface options: + + --with-gtk Use the Gtk toolkit for the user interface.], + [with_gtk="$withval"; with_gtk_req="$withval"],[with_gtk=yes]) + +# if --with-gtk=/directory/ was specified, remember that directory so that +# we can also look for the `gtk-config' program in that directory. +case "$with_gtk" in + /*) + gtk_dir="$with_gtk" + ;; + *) + gtk_dir="" + ;; +esac + +HANDLE_X_PATH_ARG(with_gtk, --with-gtk, Gtk) + +if test "$with_gtk" != yes -a "$with_gtk" != no ; then + echo "error: must be yes or no: --with-gtk=$with_gtk" + exit 1 +fi + + +parse_gtk_version_string() { + # M4 sucks!! + changequote(X,Y) + maj=`echo $ac_gtk_version_string | sed -n 's/\..*//p'` + min=`echo $ac_gtk_version_string | sed -n 's/[^.]*\.\([^.]*\).*/\1/p'` + changequote([,]) + ac_gtk_version=`echo "$maj * 1000 + $min" | bc` + if test -z "$ac_gtk_version"; then + ac_gtk_version=unknown + ac_gtk_version_string=unknown + fi +} + +# Find pkg-config... (need this for both gtk and gdk_pixbuf.) +# if the user specified --with-gtk=/foo/ then look there. +# +gtk_path="$PATH" +if test ! -z "$gtk_dir"; then + # canonicalize slashes. + foo=`echo "${gtk_dir}/bin" | sed 's@//*@/@g'` + gtk_path="$foo:$gtk_path" +fi + +AC_PATH_PROGS(pkg_config, pkg-config,, $gtk_path) + +if test -z "$pkg_config" ; then + AC_MSG_WARN([pkg-config not found!]) + pkg_config="false" +fi + + +# Utility function for running pkg-config-based tests... +# +pkgs='' +pkg_check_version() { + if test "$ok" = yes ; then + req="$1" + min="$2" + AC_MSG_CHECKING(for $req) + if $pkg_config --exists "$req" ; then + vers=`$pkg_config --modversion "$req"` + if $pkg_config --exists "$req >= $min" ; then + AC_MSG_RESULT($vers) + pkgs="$pkgs $req" + return 1 + else + AC_MSG_RESULT($vers (wanted >= $min)) + ok=no + return 0 + fi + else + AC_MSG_RESULT(no) + ok=no + return 0 + fi + fi +} + + +jurassic_gtk=no +gtk_halfassed=no +have_gtk_2_22_or_higher=no +COMMENT_DEMO_GLADE2_GTK_2_22_HEAD="" +COMMENT_DEMO_GLADE2_GTK_2_22_TAIL="" + +if test "$with_gtk" = yes; then + have_gtk=no + + ok="yes" + pkg_check_version gtk+-2.0 2.0.1 ; ac_gtk_version_string="$vers" + pkg_check_version gmodule-2.0 2.0.0 + pkg_check_version libxml-2.0 2.4.6 + pkg_check_version libglade-2.0 1.99.0 + pkg_check_version gdk-pixbuf-2.0 2.0.0 + pkg_check_version gdk-pixbuf-xlib-2.0 2.0.0 + have_gtk="$ok" + + if test "$have_gtk" = no; then + if test -n "$ac_gtk_version_string" ; then + gtk_halfassed="$ac_gtk_version_string" + gtk_halfassed_lib="$req" + fi + fi + + if test "$have_gtk" = yes; then + parse_gtk_version_string + jurassic_gtk=no + fi + + if test "$have_gtk" = yes; then + AC_CACHE_CHECK([for Gtk includes], ac_cv_gtk_config_cflags, + [ac_cv_gtk_config_cflags=`$pkg_config --cflags $pkgs`]) + AC_CACHE_CHECK([for Gtk libs], ac_cv_gtk_config_libs, + [ac_cv_gtk_config_libs=`$pkg_config --libs $pkgs`]) + fi + + ac_gtk_config_cflags=$ac_cv_gtk_config_cflags + ac_gtk_config_libs=$ac_cv_gtk_config_libs + + GTK_EXTRA_OBJS="" + GTK_DATADIR="" + if test "$have_gtk" = yes; then + GTK_DATADIR=`$pkg_config --variable=prefix gtk+-2.0` + GTK_DATADIR="$GTK_DATADIR/share" + fi + + if test "$have_gtk" = yes; then + INCLUDES="$INCLUDES $ac_gtk_config_cflags" + GTK_LIBS="$GTK_LIBS $ac_gtk_config_libs" + AC_DEFINE(HAVE_GTK) + AC_DEFINE(HAVE_GTK2) + AC_DEFINE(HAVE_XML) + fi + + if test "$have_gtk" = yes; then + ok="yes" + pkg_check_version gtk+-2.0 2.22 + have_gtk_2_22_or_higher="$ok" + if test "$have_gtk_2_22_or_higher" = yes; then + COMMENT_DEMO_GLADE2_GTK_2_22_HEAD="<!-- comment>" + COMMENT_DEMO_GLADE2_GTK_2_22_TAIL="</comment -->" + fi + fi +fi + + +# Check for the various Gnome help and URL loading programs. +# +WITH_BROWSER=gnome-open +if test "$have_gtk" = yes; then + AC_CHECK_PROGS(gnome_open_program, gnome-open) + AC_CHECK_PROGS(gnome_url_show_program, gnome-url-show) +fi + + +############################################################################### +# +# Check for -lXm. +# +############################################################################### + +have_motif=no +with_motif_req=unspecified +AC_ARG_WITH(motif,[ --with-motif Use the Motif toolkit for the user interface + (no longer supported.)], + [with_motif="$withval"; with_motif_req="$withval"],[with_motif=no]) + +HANDLE_X_PATH_ARG(with_motif, --with-motif, Motif) + +if test "$with_motif" != yes -a "$with_motif" != no ; then + echo "error: must be yes or no: --with-motif=$with_motif" + exit 1 +fi + +if test "$with_motif" = yes; then + have_motif=no + AC_CHECK_X_HEADER(Xm/Xm.h, + [have_motif=yes + AC_DEFINE(HAVE_MOTIF) + MOTIF_LIBS="$MOTIF_LIBS -lXm"],, + [#include <stdlib.h> + #include <stdio.h> + #include <X11/Intrinsic.h>]) +fi + + +if test "$have_motif" = yes; then + AC_CHECK_X_HEADER(Xm/ComboBox.h, [AC_DEFINE(HAVE_XMCOMBOBOX)],, + [#include <stdlib.h> + #include <stdio.h> + #include <X11/Intrinsic.h>]) +fi + + +############################################################################### +# +# Checking whether Motif is really Lesstif. +# +############################################################################### + +have_lesstif=no +if test "$have_motif" = yes ; then + AC_CACHE_CHECK([whether Motif is really LessTif], + ac_cv_have_lesstif, + [AC_TRY_X_COMPILE([#include <Xm/Xm.h>], + [long vers = LesstifVersion;], + [ac_cv_have_lesstif=yes], + [ac_cv_have_lesstif=no])]) + have_lesstif=$ac_cv_have_lesstif +fi + + +lesstif_version=unknown +lesstif_version_string=unknown + +if test "$have_lesstif" = yes ; then + ltv=unknown + echo unknown > conftest-lt + AC_CACHE_CHECK([LessTif version number], + ac_cv_lesstif_version_string, + [AC_TRY_X_RUN([#include <stdio.h> + #include <Xm/Xm.h> + int main() { + FILE *f = fopen("conftest-lt", "w"); + if (!f) exit(1); + fprintf(f, "%d %d.%d\n", LesstifVersion, + LESSTIF_VERSION, LESSTIF_REVISION); + fclose(f); + exit(0); + }], + [ltv=`cat conftest-lt` + ac_cv_lesstif_version=`echo $ltv | sed 's/ .*//'` + ac_cv_lesstif_version_string=`echo $ltv | sed 's/.* //'`], + [ac_cv_lesstif_version=unknown + ac_cv_lesstif_version_string=unknown], + [ac_cv_lesstif_version=unknown + ac_cv_lesstif_version_string=unknown])]) + rm -f conftest-lt + lesstif_version=$ac_cv_lesstif_version + lesstif_version_string=$ac_cv_lesstif_version_string + +fi + + +if test "$have_motif" = yes ; then + mtv=unknown + echo unknown > conftest-mt + AC_CACHE_CHECK([Motif version number], + ac_cv_motif_version_string, + [AC_TRY_X_RUN([#include <stdio.h> + #include <Xm/Xm.h> + int main() { + FILE *f = fopen("conftest-mt", "w"); + if (!f) exit(1); + fprintf(f, "%d %d.%d\n", XmVersion, + XmVERSION, XmREVISION); + fclose(f); + exit(0); + }], + [mtv=`cat conftest-mt` + ac_cv_motif_version=`echo $mtv | sed 's/ .*//'` + ac_cv_motif_version_string=`echo $mtv | sed 's/.* //'`], + [ac_cv_motif_version=unknown + ac_cv_motif_version_string=unknown], + [ac_cv_motif_version=unknown + ac_cv_motif_version_string=unknown])]) + rm -f conftest-mt + motif_version=$ac_cv_motif_version + motif_version_string=$ac_cv_motif_version_string + +fi + + +############################################################################### +# +# Checking whether Motif requires -lXp. +# +# Some versions of Motif (2.1.0, at least) require -lXp, the "X Printing +# Extension". Why this extension isn't in -lXext with all the others, +# I have no idea. +# +############################################################################### + +have_xp_ext=no +if test "$have_motif" = yes ; then + have_xp_ext=no + AC_CHECK_X_LIB(Xp, XpQueryExtension, + [have_xp_ext=yes; MOTIF_LIBS="$MOTIF_LIBS -lXp"], + [true], -lX11 -lXext -lm) +fi + + +############################################################################### +# +# Checking whether Motif requires -lXintl (for _Xsetlocale.) +# +############################################################################### + +have_xintl=no +if test "$have_motif" = yes ; then + AC_CHECK_X_LIB(Xintl, _Xsetlocale, [have_xintl=yes], [have_xintl=no], + -lX11 -lXext -lm) + if test "$have_xintl" = yes; then + MOTIF_LIBS="$MOTIF_LIBS -lXintl" + fi +fi + + +############################################################################### +# +# Check for -lGL or -lMesaGL. +# +############################################################################### + +have_gl=no +ac_have_mesa_gl=no +with_gl_req=unspecified +gl_halfassed=no +AC_ARG_WITH(gl,[ +Graphics options: + + --with-gl Build those demos which depend on OpenGL.], + [with_gl="$withval"; with_gl_req="$withval"],[with_gl=yes]) + +HANDLE_X_PATH_ARG(with_gl, --with-gl, GL) + +ac_mesagl_version=unknown +ac_mesagl_version_string=unknown + +if test "$with_gl" = yes; then + AC_CHECK_X_HEADER(GL/gl.h, have_gl=yes, have_gl=no) + if test "$have_gl" = yes ; then + AC_CHECK_X_HEADER(GL/glx.h, have_gl=yes, have_gl=no, + [#include <GL/gl.h>]) + fi + + # If we have the headers, try and figure out which vendor it's from. + # + if test "$have_gl" = yes ; then + + # We need to know whether it's MesaGL so that we know which libraries + # to link against. + # + AC_CACHE_CHECK([whether GL is really MesaGL], ac_cv_have_mesa_gl, + [ac_cv_have_mesa_gl=no + if test "$ac_macosx" = no; then + # WTF! MacOS 10.5.0 ships the Mesa GL headers! + # It's not really Mesa, is it? + AC_EGREP_X_HEADER(Mesa|MESA, GL/glx.h, [ac_cv_have_mesa_gl=yes]) + fi]) + ac_have_mesa_gl=$ac_cv_have_mesa_gl + + gl_lib_1="" + GL_LIBS="" + + if test "$ac_macosx" = yes; then + + # Without these, every link against libGL gets a bunch of useless + # warnings. + # + osx_crud="-bind_at_load -multiply_defined suppress" + AC_MSG_RESULT(adding "$osx_crud" to GL_LIBS) + GL_LIBS="$GL_LIBS $osx_crud" + unset osx_crud + + # New lossage in 10.5.0: without this, we get: + # ld: cycle in dylib re-exports with /usr/X11/lib/libGL.dylib + # + osx_crud="/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib" + osx_crud="-Wl,-dylib_file,${osx_crud}:${osx_crud}" + + AC_MSG_RESULT(adding "$osx_crud" to GL_LIBS) + GL_LIBS="$GL_LIBS $osx_crud" + unset osx_crud + + # New lossage in 10.6.8: we can't allow -L/opt/local/lib to be in the + # link line, or at runtime XQueryExtension gets a segv due to some kind + # of library version skew. Libs must come from /usr/X11/lib even if + # $prefix and/or $exec_prefix are set to /opt/local/. + # + AC_MSG_RESULT(omitting "$libdir" from LDFLAGS) + libdir='' + + # Looks like as of OSX 10.12, gcc can't do ObjC. + OBJCC="clang -Wall" + + fi + + + # Some versions of MesaGL are compiled to require -lpthread. + # So if the Mesa headers exist, and -lpthread exists, then always + # link -lpthread after the Mesa libs (be they named -lGL or -lMesaGL.) + # + # Oftentimes, AX_PTHREAD will bring in -lpthread as well; but that ends + # up before -l(Mesa)GL, instead of after where it would belong. + # + if test "$ac_have_mesa_gl" = yes; then + AC_CHECK_LIB(pthread, pthread_create, [GL_LIBS="-lpthread"], [],) + fi + + + # If we have Mesa headers, check to see if we can link against -lMesaGL. + # If we don't have Mesa headers, or we don't have -lMesaGL, try -lGL. + # Else, warn that GL is busted. (We have the headers, but no libs.) + # + + if test "$ac_have_mesa_gl" = yes ; then + AC_CHECK_X_LIB(MesaGL, glXCreateContext, + [gl_lib_1="MesaGL" + GL_LIBS="-lMesaGL -lMesaGLU $VIDMODE_LIBS $GL_LIBS"], + [], -lMesaGLU $GL_LIBS -lX11 -lXext $VIDMODE_LIBS -lm) + fi + + if test "$gl_lib_1" = "" ; then + AC_CHECK_X_LIB(GL, glXCreateContext, + [gl_lib_1="GL" + GL_LIBS="-lGL -lGLU $VIDMODE_LIBS $GL_LIBS"], + [], -lGLU $GL_LIBS -lX11 -lXext $VIDMODE_LIBS -lm) + fi + + if test "$gl_lib_1" = "" ; then + # we have headers, but no libs -- bail. + have_gl=no + ac_have_mesa_gl=no + gl_halfassed=yes + else + # linking works -- we can build the GL hacks. + AC_DEFINE(HAVE_GL) + if test "$ac_have_mesa_gl" = yes ; then + AC_DEFINE(HAVE_MESA_GL) + fi + fi + fi + + + # Now that we know we have GL headers and libs, do some more GL testing. + # + + if test "$have_gl" = yes ; then + # If it's MesaGL, we'd like to issue a warning if the version number + # is less than or equal to 2.6, because that version had a security bug. + # + if test "$ac_have_mesa_gl" = yes; then + + AC_CACHE_CHECK([MesaGL version number], ac_cv_mesagl_version_string, + [cat > conftest.$ac_ext <<EOF +#line __oline__ "configure" +#include "confdefs.h" +#include <GL/gl.h> +#ifndef MESA_MAJOR_VERSION +# include <GL/xmesa.h> +# ifdef XMESA_MAJOR_VERSION + /* Around Mesa 3.2, they took out the Mesa version number, so instead, + we have to check the XMesa version number (the number of the X protocol + support, which seems to be the same as the Mesa version number.) + */ +# define MESA_MAJOR_VERSION XMESA_MAJOR_VERSION +# define MESA_MINOR_VERSION XMESA_MINOR_VERSION +# else + /* Oh great. Some time after 3.4, they took out the xmesa.h header file, + so we have no way of telling what version of Mesa this is at all. + So, we'll guess that the osmesa version (the "offscreen protocol") + is less than or equal to the real mesa version number. Except that + if OSmesa is 3.3, assume at least Mesa 3.4, since OSmesa was 3.3 in + Mesa 3.4. And Mesa 3.3 had xmesa.h. What a complete load of shit! + */ +# include <GL/osmesa.h> +# define MESA_MAJOR_VERSION OSMESA_MAJOR_VERSION +# define MESA_MINOR_VERSION OSMESA_MINOR_VERSION or newer, probably? +# if OSMESA_MAJOR_VERSION == 3 && OSMESA_MINOR_VERSION == 3 +# undef MESA_MINOR_VERSION +# define MESA_MINOR_VERSION 4 or newer, probably? +# endif +# endif +#endif +configure: MESA_MAJOR_VERSION MESA_MINOR_VERSION +EOF + + ac_save_CPPFLAGS="$CPPFLAGS" + if test \! -z "$includedir" ; then + CPPFLAGS="$CPPFLAGS -I$includedir" + fi + CPPFLAGS="$CPPFLAGS $X_CFLAGS" + + mglv=`(eval "$ac_cpp conftest.$ac_ext") 2>&AC_FD_CC | grep configure:` + + # M4 sucks!! + changequote(X,Y) + mglv=`echo "$mglv" | sed -n \ + 's/^configure: *\([0-9][0-9]*\) *\([0-9].*\)$/\1.\2/p'` + changequote([,]) + + rm -f conftest.$ac_ext + + CPPFLAGS="$ac_save_CPPFLAGS" + + if test "$mglv" = ""; then + ac_mesagl_version=unknown + ac_mesagl_version_string=unknown + else + ac_mesagl_version_string="$mglv" + # M4 sucks!! + changequote(X,Y) + maj=`echo "$mglv" | sed -n 's/^\([0-9][0-9]*\)\..*$/\1/p'` + min=`echo "$mglv" | sed -n 's/^.*\.\([0-9][0-9]*\).*$/\1/p'` + changequote([,]) + ac_mesagl_version=`echo "$maj * 1000 + $min" | bc` + if test -z "$ac_mesagl_version"; then + ac_mesagl_version=unknown + ac_mesagl_version_string=unknown + fi + fi + ac_cv_mesagl_version=$ac_mesagl_version + ac_cv_mesagl_version_string=$ac_mesagl_version_string + ]) + ac_mesagl_version=$ac_cv_mesagl_version + ac_mesagl_version_string=$ac_cv_mesagl_version_string + fi + + + # Check for OpenGL 1.1 features. + # + AC_CHECK_X_LIB($gl_lib_1, glBindTexture, [AC_DEFINE(HAVE_GLBINDTEXTURE)], + [true], $GL_LIBS -lX11 -lXext -lm) + fi + +elif test "$with_gl" != no; then + echo "error: must be yes or no: --with-gl=$with_gl" + exit 1 +fi + + +############################################################################### +# +# Check for -lgle. +# +############################################################################### + +have_gle=no +with_gle_req=unspecified +gle_halfassed=no +AC_ARG_WITH(gle, +[ --with-gle Build those demos which depend on GLE + (the OpenGL "extrusion" library.)], + [with_gle="$withval"; with_gle_req="$withval"],[with_gle=yes]) + +HANDLE_X_PATH_ARG(with_gle, --with-gle, GLE) + +GLE_LIBS="" + +if test "$have_gl" = no ; then + true +elif test "$with_gle" = yes; then + + AC_CHECK_X_HEADER(GL/gle.h, have_gle3=yes, have_gle3=no, + [#include <GL/gl.h>]) + if test "$have_gle3" = yes ; then + have_gle=yes; + else + AC_CHECK_X_HEADER(GL/gutil.h, have_gle=yes, have_gle=no, + [#include <GL/gl.h>]) + if test "$have_gle" = yes ; then + AC_CHECK_X_HEADER(GL/tube.h, have_gle=yes, have_gle=no, + [#include <GL/gl.h>]) + fi + fi + + if test "$have_gle" = yes ; then + have_gle=no + gle_halfassed=yes + AC_CHECK_X_LIB(gle, gleCreateGC, + [have_gle=yes; gle_halfassed=no; GLE_LIBS="-lgle"], + [], $GL_LIBS -lX11 -lXext -lm) + fi + if test "$have_gle" = yes ; then + have_gle=no + gle_halfassed=yes + + # sometimes the libmatrix stuff is included in libgle. look there first. +# +# I don't get it. For some reason, this test passes on SGI, as if +# uview_direction_d() was in libgle -- but it's not, it's in libmatrix. +# Yet the link is succeeding. Why??? +# +# AC_CHECK_X_LIB(gle, uview_direction_d, +# [have_gle=yes; gle_halfassed=no], +# [], $GL_LIBS -lX11 -lXext -lm) + + # As of GLE 3 this is in libgle, and has changed name to uview_direction! + # *sigh* + if test "$have_gle3" = yes ; then + AC_CHECK_X_LIB(gle, uview_direction, + [have_gle=yes; gle_halfassed=no], + [], $GL_LIBS -lX11 -lXext -lm) + fi + # if it wasn't in libgle, then look in libmatrix. + if test "$have_gle" = no ; then + AC_CHECK_X_LIB(matrix, uview_direction_d, + [have_gle=yes; gle_halfassed=no; + GLE_LIBS="$GLE_LIBS -lmatrix"], + [], $GL_LIBS -lX11 -lXext -lm) + fi + fi + + if test "$have_gle" = yes ; then + AC_DEFINE(HAVE_GLE) + if test "$have_gle3" = yes ; then + AC_DEFINE(HAVE_GLE3) + fi + fi + +elif test "$with_gle" != no; then + echo "error: must be yes or no: --with-gle=$with_gle" + exit 1 + +fi + + +############################################################################### +# +# Handle --with-gles +# +############################################################################### + +with_gles_req=unspecified +AC_ARG_WITH(gles, +[ --with-gles Target OpenGL ES 1.x API instead of OpenGL 1.3.], + [with_gles="$withval"; with_gles_req="$withval"],[with_gles=no]) + +HANDLE_X_PATH_ARG(with_gles, --with-gles, JWZGLES) + +if test "$with_gles" = yes; then + have_gles=yes + AC_DEFINE(HAVE_JWZGLES) + JWZGLES_OBJS='$(JWXYZ_BIN)/jwzgles.o' + AC_MSG_RESULT(using OpenGL ES compatiblity shim) +elif test "$with_gles" != no; then + echo "error: must be yes or no: --with-gles=$with_gles" + exit 1 +fi + +############################################################################### +# +# Check for -lpng +# +############################################################################### + +have_png=no +with_png_req=unspecified +png_halfassed=no +AC_ARG_WITH(png, +[ --with-png Include support for the PNG library.], + [with_png="$withval"; with_png_req="$withval"], + [with_png=yes]) + +HANDLE_X_PATH_ARG(with_png, --with-png, PNG) + +if test "$with_png" != yes -a "$with_png" != no ; then + echo "error: must be yes or no: --with-png=$with_png" + exit 1 +fi + +if test "$with_png" = yes; then + + have_png=no + AC_CHECK_X_HEADER(png.h, [have_png=yes]) + + if test "$have_png" = yes; then + # we have the header, now check for the library + have_png=no + png_halfassed=yes + AC_CHECK_X_LIB(png, png_create_read_struct, + [have_png=yes + png_halfassed=no + PNG_LIBS="-lpng" + AC_DEFINE(HAVE_LIBPNG)]) + fi +fi + + +############################################################################### +# +# Check for -lgdk_pixbuf. +# These tests are for gdk_pixbuf usage of the hacks, +# not xscreensaver-demo (thus we have to test again to get +# the libraries right: don't want to pull in all of GTK +# for the hacks.) +# +############################################################################### + +have_gdk_pixbuf=no +with_gdk_pixbuf_req=unspecified +AC_ARG_WITH(pixbuf, +[ --with-pixbuf Include support for the GDK-Pixbuf library in some + demos, which will make it possible for them to read + GIF, JPEG, and PNG files as well.], + [with_gdk_pixbuf="$withval"; with_gdk_pixbuf_req="$withval"], + [with_gdk_pixbuf=yes]) + +# if --with-pixbuf=/directory/ was specified, remember that directory so that +# we can also look for the `gdk-pixbuf-config' program in that directory. +case "$with_gdk_pixbuf" in + /*) + gdk_pixbuf_dir="$with_gdk_pixbuf" + ;; + *) + gdk_pixbuf_dir="" + ;; +esac + +HANDLE_X_PATH_ARG(with_gdk_pixbuf, --with-pixbuf, GDK_PIXBUF) + +if test "$with_gdk_pixbuf" != yes -a "$with_gdk_pixbuf" != no ; then + echo "error: must be yes or no: --with-pixbuf=$with_gdk_pixbuf" + exit 1 +fi + +if test "$with_gdk_pixbuf" = yes; then + have_gdk_pixbuf=no + + pkgs='' + ok="yes" + + pkg_check_version gdk-pixbuf-2.0 2.0.0 + pkg_check_version gdk-pixbuf-xlib-2.0 2.0.0 + pkg_check_version gio-2.0 2.0.0 + have_gdk_pixbuf="$ok" + + if test "$have_gdk_pixbuf" = yes; then + AC_CACHE_CHECK([for gdk-pixbuf includes], ac_cv_gdk_pixbuf_config_cflags, + [ac_cv_gdk_pixbuf_config_cflags=`$pkg_config --cflags $pkgs`]) + AC_CACHE_CHECK([for gdk-pixbuf libs], ac_cv_gdk_pixbuf_config_libs, + [ac_cv_gdk_pixbuf_config_libs=`$pkg_config --libs $pkgs`]) + fi + + ac_gdk_pixbuf_config_cflags=$ac_cv_gdk_pixbuf_config_cflags + ac_gdk_pixbuf_config_libs=$ac_cv_gdk_pixbuf_config_libs + + + if test "$have_gdk_pixbuf" = yes; then + # + # we appear to have pixbuf; check for headers/libs to be sure. + # + ac_save_gdk_pixbuf_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $ac_gdk_pixbuf_config_cflags" + + have_gdk_pixbuf=no + + # check for header A... + AC_CHECK_X_HEADER(gdk-pixbuf/gdk-pixbuf.h, [have_gdk_pixbuf=yes]) + + # if that worked, check for header B... + if test "$have_gdk_pixbuf" = yes; then + have_gdk_pixbuf=no + gdk_pixbuf_halfassed=yes + AC_CHECK_X_HEADER(gdk-pixbuf/gdk-pixbuf-xlib.h, + [have_gdk_pixbuf=yes + gdk_pixbuf_halfassed=no]) + + # yay, it has a new name in Gtk 2.x... + if test "$have_gdk_pixbuf" = no; then + have_gdk_pixbuf=no + gdk_pixbuf_halfassed=yes + AC_CHECK_X_HEADER(gdk-pixbuf-xlib/gdk-pixbuf-xlib.h, + [have_gdk_pixbuf=yes + gdk_pixbuf_halfassed=no]) + fi + fi + CPPFLAGS="$ac_save_gdk_pixbuf_CPPFLAGS" + fi + + if test "$have_gdk_pixbuf" = yes; then + # we have the headers, now check for the libraries + have_gdk_pixbuf=no + gdk_pixbuf_halfassed=yes + + AC_MSG_RESULT(checking for gdk_pixbuf usability...) + + # library A... + AC_CHECK_X_LIB(c, gdk_pixbuf_new_from_file, [have_gdk_pixbuf=yes],, + $ac_gdk_pixbuf_config_libs -lX11 -lXext -lm) + # library B... + if test "$have_gdk_pixbuf" = yes; then + have_gdk_pixbuf=no + AC_CHECK_X_LIB(c, gdk_pixbuf_xlib_init, + [have_gdk_pixbuf=yes + gdk_pixbuf_halfassed=no],, + $ac_gdk_pixbuf_config_libs -lX11 -lXext -lm) + fi + fi + + if test "$have_gdk_pixbuf" = yes; then + INCLUDES="$INCLUDES $ac_gdk_pixbuf_config_cflags" + PNG_LIBS="$ac_gdk_pixbuf_config_libs" + AC_DEFINE(HAVE_GDK_PIXBUF) + else + AC_MSG_RESULT(checking for gdk_pixbuf usability... no) + fi + + if test "$have_gdk_pixbuf" = yes; then + AC_CHECK_X_LIB(c, gdk_pixbuf_apply_embedded_orientation, + [AC_DEFINE(HAVE_GDK_PIXBUF_APPLY_EMBEDDED_ORIENTATION)],, + $ac_gdk_pixbuf_config_libs -lX11 -lXext -lm) + fi +fi + + +############################################################################### +# +# Check for -ljpeg +# +############################################################################### + +have_jpeg=no +with_jpeg_req=unspecified +jpeg_halfassed=no +AC_ARG_WITH(jpeg, +[ --with-jpeg Include support for the JPEG library.], + [with_jpeg="$withval"; with_jpeg_req="$withval"], + [with_jpeg=yes]) + +HANDLE_X_PATH_ARG(with_jpeg, --with-jpeg, JPEG) + +if test "$with_jpeg" != yes -a "$with_jpeg" != no ; then + echo "error: must be yes or no: --with-jpeg=$with_jpeg" + exit 1 +fi + +if test "$with_jpeg" = yes; then + + have_jpeg=no + AC_CHECK_X_HEADER(jpeglib.h, [have_jpeg=yes]) + + if test "$have_jpeg" = yes; then + # we have the header, now check for the library + have_jpeg=no + jpeg_halfassed=yes + AC_CHECK_X_LIB(jpeg, jpeg_start_compress, + [have_jpeg=yes + jpeg_halfassed=no + JPEG_LIBS="-ljpeg" + AC_DEFINE(HAVE_JPEGLIB)]) + fi +fi + + +############################################################################### +# +# Check for -lXft +# +############################################################################### + +have_xutf8drawstring=no +AC_CHECK_X_LIB(X11, Xutf8DrawString, + [have_xutf8drawstring=yes], + [true], -lX11 -lXext -lm) +if test "$have_xutf8drawstring" = yes ; then + AC_DEFINE(HAVE_XUTF8DRAWSTRING) +fi + + +have_xft=no +with_xft_req=unspecified +xft_halfassed=no +AC_ARG_WITH(xft, +[ --with-xft Include support for the X Freetype library.], + [with_xft="$withval"; with_xft_req="$withval"], + [with_xft=yes]) + +HANDLE_X_PATH_ARG(with_xft, --with-xft, Xft) + +if test "$with_xft" != yes -a "$with_xft" != no ; then + echo "error: must be yes or no: --with-xft=$with_xft" + exit 1 +fi + +if test "$with_xft" = yes; then + + pkgs='' + ok="yes" + pkg_check_version xft 2.1.0 + have_xft="$ok" + + if test "$have_xft" = yes; then + AC_CACHE_CHECK([for Xft includes], ac_cv_xft_config_cflags, + [ac_cv_xft_config_cflags=`$pkg_config --cflags $pkgs`]) + AC_CACHE_CHECK([for Xft libs], ac_cv_xft_config_libs, + [ac_cv_xft_config_libs=`$pkg_config --libs $pkgs`]) + fi + + ac_xft_config_cflags=$ac_cv_xft_config_cflags + ac_xft_config_libs=$ac_cv_xft_config_libs + + if test "$have_xft" = yes; then + # + # we appear to have Xft; check for headers/libs to be sure. + # + ac_save_xft_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $ac_xft_config_cflags" + + have_xft=no + AC_CHECK_X_HEADER(X11/Xft/Xft.h, [have_xft=yes]) + + CPPFLAGS="$ac_save_xft_CPPFLAGS" + fi + + if test "$have_xft" = yes; then + # we have the headers, now check for the libraries + have_xft=no + xft_halfassed=yes + + AC_MSG_RESULT(checking for Xft usability...) + AC_CHECK_X_LIB(c, XftDrawStringUtf8, [have_xft=yes],, + $ac_xft_config_libs -lX11 -lXext -lm) + fi + + if test "$have_xft" = no; then + AC_MSG_RESULT(checking for Xft usability... no) + fi +fi + +if test "$have_xft" = yes; then + INCLUDES="$INCLUDES $ac_xft_config_cflags" + XFT_LIBS="$ac_xft_config_libs" + XFT_SRCS='' + XFT_OBJS='' + AC_DEFINE(HAVE_XFT) +else + XFT_LIBS='' + XFT_SRCS='$(UTILS_SRC)/xft.c' + XFT_OBJS='$(UTILS_BIN)/xft.o' +fi + + +############################################################################### +# +# Check for pty support: this allows 'phosphor' and 'apple2' +# to run curses-based programs, or be used as terminal windows. +# +############################################################################### + +PTY_LIBS= +AC_CHECK_HEADERS(pty.h util.h sys/termios.h) +AC_CHECK_X_LIB(util, forkpty, + [PTY_LIBS="-lutil" + ac_have_forkpty=yes + AC_DEFINE(HAVE_FORKPTY)]) + +if test "$ac_have_forkpty" != yes ; then + # we don't need (or have) -lutil on MacOS 10.4.2... + AC_CHECK_X_LIB(c, forkpty, + [PTY_LIBS="" + AC_DEFINE(HAVE_FORKPTY)]) +fi + +############################################################################### +# +# Check for the XSHM server extension. +# +############################################################################### + +have_xshm=no +with_xshm_req=unspecified +AC_ARG_WITH(xshm-ext, +[ --with-xshm-ext Include support for the Shared Memory extension.], + [with_xshm="$withval"; with_xshm_req="$withval"],[with_xshm=yes]) + +HANDLE_X_PATH_ARG(with_xshm, --with-xshm-ext, XSHM) + +if test "$with_xshm" = yes; then + + # first check for Xshm.h. + AC_CHECK_X_HEADER(X11/extensions/XShm.h, [have_xshm=yes],, + [#include <X11/Xlib.h>]) + + # if that succeeded, then check for sys/ipc.h. + if test "$have_xshm" = yes; then + have_xshm=no + AC_CHECK_X_HEADER(sys/ipc.h, [have_xshm=yes]) + fi + + # if that succeeded, then check for sys/shm.h. + if test "$have_xshm" = yes; then + have_xshm=no + AC_CHECK_X_HEADER(sys/shm.h, [have_xshm=yes]) + fi + + # AIX is pathological, as usual: apparently it's normal for the Xshm headers + # to exist, but the library code to not exist. And even better, the library + # code is in its own library: libXextSam.a. So, if we're on AIX, and that + # lib doesn't exist, give up. (This lib gets added to X_EXTRA_LIBS, and + # that's not quite right, but close enough.) + # + case "$host" in + *-aix*) + if [ `uname -v` -eq 3 ]; then + have_xshm=no + AC_CHECK_X_LIB(XextSam, XShmQueryExtension, + [have_xshm=yes; X_EXTRA_LIBS="$X_EXTRA_LIBS -lXextSam"], + [true], -lX11 -lXext -lm) + fi + ;; + esac + + # if that succeeded, then we've really got it. + if test "$have_xshm" = yes; then + AC_DEFINE(HAVE_XSHM_EXTENSION) + fi + +elif test "$with_xshm" != no; then + echo "error: must be yes or no: --with-xshm-ext=$with_xshm" + exit 1 +fi + + +############################################################################### +# +# Check for the DOUBLE-BUFFER server extension. +# +############################################################################### + +have_xdbe=no +with_xdbe_req=unspecified +AC_ARG_WITH(xdbe-ext, +[ --with-xdbe-ext Include support for the DOUBLE-BUFFER extension.], + [with_xdbe="$withval"; with_xdbe_req="$withval"],[with_xdbe=yes]) + +HANDLE_X_PATH_ARG(with_xdbe, --with-xdbe-ext, DOUBLE-BUFFER) + +if test "$with_xdbe" = yes; then + + AC_CHECK_X_HEADER(X11/extensions/Xdbe.h, [have_xdbe=yes],, + [#include <X11/Xlib.h>]) + if test "$have_xdbe" = yes; then + AC_DEFINE(HAVE_DOUBLE_BUFFER_EXTENSION) + fi + +elif test "$with_xdbe" != no; then + echo "error: must be yes or no: --with-xdbe-ext=$with_xshm" + exit 1 +fi + + +############################################################################### +# +# Check for the SGI XReadDisplay server extension. +# +# Note: this has to be down here, rather than up with the other server +# extension tests, so that the output of `configure --help' is in the +# right order. Arrgh! +# +############################################################################### + +have_readdisplay=no +with_readdisplay_req=unspecified +AC_ARG_WITH(readdisplay, +[ --with-readdisplay Include support for the XReadDisplay extension.], + [with_readdisplay="$withval"; with_readdisplay_req="$withval"], + [with_readdisplay=yes]) + +HANDLE_X_PATH_ARG(with_readdisplay, --with-readdisplay, XReadDisplay) + +if test "$with_readdisplay" = yes; then + AC_CHECK_X_HEADER(X11/extensions/readdisplay.h, + AC_DEFINE(HAVE_READ_DISPLAY_EXTENSION),, + [#include <X11/Xlib.h>]) +elif test "$with_readdisplay" != no; then + echo "error: must be yes or no: --with-readdisplay=$with_readdisplay" + exit 1 +fi + + +############################################################################### +# +# Check for a directory full of images to use as the default value +# of the "imageDirectory" preference. +# +############################################################################### + +have_imagedir=no +with_imagedir_req=unspecified + +AC_ARG_WITH(image-directory, +[ --with-image-directory Arg is the default directory from which some demos + will choose random images to display.], + [with_imagedir="$withval"; with_imagedir_req="$withval"], + [with_imagedir=yes]) +# no HANDLE_X_PATH_ARG for this one + +case "$with_imagedir" in + /*) + # absolute path + AC_MSG_CHECKING([for image directory $with_imagedir]) + if test -d "$with_imagedir" ; then + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + with_imagedir="" + fi + ;; + yes) + with_imagedir="" + + #### Could use some more defaults here... + for dd in \ + "/usr/share/backgrounds/images/" \ + "/usr/share/wallpapers/" \ + "/Library/Desktop Pictures/" \ + ; do + if test -z "$with_imagedir"; then + AC_MSG_CHECKING([for image directory $dd]) + if test -d "$dd" ; then + AC_MSG_RESULT(yes) + with_imagedir="$dd" + else + AC_MSG_RESULT(no) + fi + fi + done + + ;; + no) + with_imagedir="" + ;; + + *) + echo "error: must be an absolute path: --with-image-directory=$with_imagedir_req" + exit 1 + ;; +esac +ac_cv_imagedir="$with_imagedir" + +DEFAULT_IMAGES_P='True' +DEFAULT_IMAGE_DIRECTORY="$ac_cv_imagedir" + +if test -z "$DEFAULT_IMAGE_DIRECTORY" ; then + DEFAULT_IMAGES_P='False' +fi + + +############################################################################### +# +# Pick a text file to use as the default of the "textFile" preference. +# Any old file will do, but preferably one that will make interesting +# shapes when displayed by "starwars" and "fontglide". +# +############################################################################### + +have_textfile=no +with_textfile_req=unspecified + +AC_ARG_WITH(text-file, +[ --with-text-file=FILE By default, some demos may display this file.], + [with_textfile="$withval"; with_textfile_req="$withval"], + [with_textfile=yes]) +# no HANDLE_X_PATH_ARG for this one + +case "$with_textfile" in + /*) + # absolute path + AC_MSG_CHECKING([for text file $with_textfile]) + if test -f "$with_textfile" ; then + AC_MSG_RESULT(yes) + else + AC_MSG_RESULT(no) + with_textfile="" + fi + ;; + yes) + with_textfile="" + + #### Could use some more defaults here... + for f in \ + "/usr/X11R6/lib/X11/doc/README" \ + "/usr/share/doc/xserver-common/copyright" \ + "/usr/share/doc/xserver-xorg-core/copyright" \ + "/usr/X11R6/README" \ + "/usr/share/doc/libX11*/COPYING" \ + "/usr/X11/share/X11/doc/README*" \ + "/usr/share/doc/debian/debian-manifesto" \ + ; do + if test -z "$with_textfile"; then + AC_MSG_CHECKING([for text file $f]) + f=`/bin/ls $f 2>&- | head -1` + if test -f "$f" ; then + AC_MSG_RESULT(yes) + with_textfile="$f" + else + AC_MSG_RESULT(no) + fi + fi + done + + ;; + no) + with_textfile="" + ;; + + *) + echo "error: must be an absolute path: --with-text-file=$with_textfile_req" + exit 1 + ;; +esac +ac_cv_textfile="$with_textfile" + +DEFAULT_TEXT_FILE="$ac_cv_textfile" + + +############################################################################### +# +# Check the browser to see help URL +# +############################################################################### + +have_browser=no +with_browser_req=unspecified + +AC_ARG_WITH(browser, +[ --with-browser=BROWSER Specify the web browser used to show the help URL.], + [with_browser="$withval"; with_browser_req="$withval"], + [with_browser=no ]) +# no HANDLE_X_PATH_ARG for this one + +case "$with_browser" in + no ) + ;; + * ) + WITH_BROWSER=$with_browser + gnome_open_program=$with_browser + AC_MSG_CHECKING([for browser $with_browser]) + with_browser_fullpath=`which $with_browser 2>/dev/null` + case $with_browser_fullpath in + /* ) + AC_MSG_RESULT(yes) + have_browser=yes + ;; + * ) + AC_MSG_RESULT(no) +# Only warning: we don't want to install all packages for the +# dependency of the browser in building stage... + echo "WARNING: browser not found: --with-browser=$with_browser" + ;; + esac + ;; +esac +ac_cv_browser="$with_browser" + +############################################################################### +# +# Check whether it's ok to install some hacks as setuid (e.g., "sonar") +# This should be safe, but let's give people the option. +# +############################################################################### + +setuid_hacks_default=no +setuid_hacks="$setuid_hacks_default" +AC_ARG_WITH(setuid-hacks, +[ --with-setuid-hacks Allow some demos to be installed `setuid root' + (which is needed in order to ping other hosts.) +], + [setuid_hacks="$withval"], [setuid_hacks="$setuid_hacks_default"]) + +HANDLE_X_PATH_ARG(setuid_hacks, --with-setuid-hacks, setuid hacks) + +if test "$setuid_hacks" = yes; then + true +elif test "$setuid_hacks" != no; then + echo "error: must be yes or no: --with-setuid-hacks=$setuid_hacks" + exit 1 +fi + + +############################################################################### +# +# Check for --with-record-animation +# +############################################################################### + +record_anim_default=no +record_anim="$record_anim_default" +AC_ARG_WITH(record-animation, +[ --with-record-animation Include code for generating MP4 videos. +], + [record_anim="$withval"], [record_anim="$record_anim_default"]) + +HANDLE_X_PATH_ARG(record_anim, --with-record-animation, record animation) + +if test "$record_anim" = yes; then + true +elif test "$record_anim" != no; then + echo "error: must be yes or no: --with-record-animation=$record_anim" + exit 1 +fi + +if test "$record_anim" = yes; then + if test "$have_gdk_pixbuf" != yes; then + AC_MSG_ERROR(--with-record-animation requires GDK-Pixbuf) + else + AC_MSG_RESULT(enabling --with-record-animation) + AC_DEFINE(HAVE_RECORD_ANIM) + ANIM_OBJS='$(ANIM_OBJS)' + ANIM_LIBS='$(ANIM_LIBS)' + fi +fi + +############################################################################### +# +# Done testing. Now, set up the various -I and -L variables, +# and decide which GUI program to build by default. +# +############################################################################### + +DEPEND=makedepend +DEPEND_FLAGS= +DEPEND_DEFINES= + + +if test \! -z "$includedir" ; then + INCLUDES="$INCLUDES -I$includedir" +fi + +if test \! -z "$libdir" ; then + LDFLAGS="$LDFLAGS -L$libdir" +fi + + +PREFERRED_DEMO_PROGRAM='' +ALL_DEMO_PROGRAMS= +if test "$have_motif" = yes; then + PREFERRED_DEMO_PROGRAM=xscreensaver-demo-Xm + ALL_DEMO_PROGRAMS="$PREFERRED_DEMO_PROGRAM $ALL_DEMO_PROGRAMS" +fi +if test "$have_gtk" = yes; then + PREFERRED_DEMO_PROGRAM=xscreensaver-demo-Gtk + ALL_DEMO_PROGRAMS="$PREFERRED_DEMO_PROGRAM $ALL_DEMO_PROGRAMS" +fi + + +if test "$have_kerberos" = yes; then + PASSWD_SRCS="$PASSWD_SRCS \$(KERBEROS_SRCS)" + PASSWD_OBJS="$PASSWD_OBJS \$(KERBEROS_OBJS)" +fi +if test "$have_pam" = yes; then + PASSWD_SRCS="$PASSWD_SRCS \$(PAM_SRCS)" + PASSWD_OBJS="$PASSWD_OBJS \$(PAM_OBJS)" + INSTALL_PAM="install-pam" +fi +if test "$enable_pam_check_account_type" = yes; then + COMMENT_PAM_CHECK_ACCOUNT="" +else + COMMENT_PAM_CHECK_ACCOUNT="#" +fi +if test "$have_passwd_helper" = yes; then + PASSWD_SRCS="$PASSWD_SRCS \$(PWHELPER_SRCS)" + PASSWD_OBJS="$PASSWD_OBJS \$(PWHELPER_OBJS)" +fi + PASSWD_SRCS="$PASSWD_SRCS \$(PWENT_SRCS)" + PASSWD_OBJS="$PASSWD_OBJS \$(PWENT_OBJS)" + + +if test "$enable_locking" = yes; then + LOCK_SRCS='$(LOCK_SRCS_1) $(PASSWD_SRCS)' + LOCK_OBJS='$(LOCK_OBJS_1) $(PASSWD_OBJS)' +else + LOCK_SRCS='$(NOLOCK_SRCS_1)' + LOCK_OBJS='$(NOLOCK_OBJS_1)' +fi + +if test "$ac_macosx" = yes; then + EXES_OSX='$(EXES_OSX)' + SCRIPTS_OSX='$(SCRIPTS_OSX)' + MEN_OSX='$(MEN_OSX)' +else + EXES_OSX= + SCRIPTS_OSX= + MEN_OSX= +fi + + +INSTALL_SETUID='$(INSTALL_PROGRAM) $(SUID_FLAGS)' + +if test "$need_setuid" = yes; then + NEED_SETUID=yes +else + NEED_SETUID=no +fi + +if test "$setuid_hacks" = yes; then + SETUID_HACKS=yes +else + SETUID_HACKS=no +fi + +tab=' ' +if test "$have_gl" = yes; then + GL_EXES='$(GL_EXES)' + SUID_EXES='$(SUID_EXES)' + RETIRED_GL_EXES='$(RETIRED_GL_EXES)' + GL_UTIL_EXES='$(GL_UTIL_EXES)' + GL_MEN='$(GL_MEN)' + GL_KLUDGE=" " +else + GL_KLUDGE="-" +fi + +if test "$have_gle" = yes; then + GLE_EXES='$(GLE_EXES)' + GLE_KLUDGE=" " +else + GLE_KLUDGE="-" +fi + +if test "$have_jpeg" = yes -a "$have_gdk_pixbuf" = yes; then + JPEG_EXES='$(JPEG_EXES)' +fi + + +# Another substitution in the XScreenSaver.ad.in file: +# +if test "$gnome_open_program" != ''; then + GNOME24='' + GNOME22='! ' + NOGNOME='! ' +elif test "$gnome_url_show_program" != ''; then + GNOME24='! ' + GNOME22='' + NOGNOME='! ' +else + GNOME24='! ' + GNOME22='! ' + NOGNOME='' +fi + + +# Set PO_DATADIR to something sensible. +# +AC_MSG_CHECKING([for locale directory]) +if test -n "$GTK_DATADIR" ; then + PO_DATADIR="$GTK_DATADIR" +elif test "$have_gtk" = yes; then + PO_DATADIR=`$pkg_config --variable=prefix gtk+-2.0` + PO_DATADIR="$PO_DATADIR/share" +fi + +if test -z "$PO_DATADIR" ; then + # + # #### Total fucking kludge -- + # Map /build/prefix/usr/X11R6/share/ to /build/prefix/usr/share/ + # but of course we need to expand all the nested variables to do that... + # + dd=`eval eval eval eval eval eval eval eval eval eval eval echo $datadir` + PO_DATADIR=`echo $dd | sed 's@/X11R6/@/@'` +fi + +AC_MSG_RESULT($PO_DATADIR/locale) + + +# canonicalize slashes. +HACK_CONF_DIR=`echo "${HACK_CONF_DIR}" | sed 's@/$@@;s@//*@/@g'` + +# gcc 3.0 likes to issue this warning for every file: +# +# cc1: warning: changing search order for system directory "/usr/local/include" +# cc1: warning: as it has already been specified as a non-system directory +# +# Yay. We can only avoid that by deleting "-I${prefix}/include" from the list. +# Which *should* be totally redundant, and thus an ok thing to delete? +# +INCLUDES=`echo "$INCLUDES" | sed 's@ -I${prefix}/include@@g;'` + + +############################################################################### +# +# Perform substitutions and write Makefiles. +# +############################################################################### + +AC_SUBST(INCLUDES) + +AC_SUBST(PREFERRED_DEMO_PROGRAM) +AC_SUBST(ALL_DEMO_PROGRAMS) +AC_SUBST(SAVER_LIBS) +AC_SUBST(MOTIF_LIBS) +AC_SUBST(GTK_LIBS) +AC_SUBST(XML_LIBS) +AC_SUBST(PNG_LIBS) +AC_SUBST(JPEG_LIBS) +AC_SUBST(HACK_LIBS) +AC_SUBST(PTY_LIBS) +AC_SUBST(GL_LIBS) +AC_SUBST(GLE_LIBS) +AC_SUBST(XDPMS_LIBS) +AC_SUBST(XINERAMA_LIBS) +AC_SUBST(PASSWD_LIBS) +AC_SUBST(INSTALL_SETUID) +AC_SUBST(SETUID_HACKS) +AC_SUBST(INSTALL_DIRS) +AC_SUBST(NEED_SETUID) +AC_SUBST(INSTALL_PAM) +AC_SUBST(HAVE_PAM_FAIL_DELAY) +AC_SUBST(COMMENT_PAM_CHECK_ACCOUNT) +AC_SUBST(NEW_LOGIN_COMMAND) +AC_SUBST(NEW_LOGIN_COMMAND_P) +AC_SUBST(DEFAULT_IMAGES_P) +AC_SUBST(DEFAULT_IMAGE_DIRECTORY) +AC_SUBST(DEFAULT_TEXT_FILE) +AC_SUBST(WITH_BROWSER) +AC_SUBST(COMMENT_DEMO_GLADE2_GTK_2_22_HEAD) +AC_SUBST(COMMENT_DEMO_GLADE2_GTK_2_22_TAIL) + + +AC_SUBST(OBJCC) +AC_SUBST(EXES_OSX) +AC_SUBST(SCRIPTS_OSX) +AC_SUBST(MEN_OSX) + +AC_SUBST(PASSWD_SRCS) +AC_SUBST(PASSWD_OBJS) +AC_SUBST(XMU_SRCS) +AC_SUBST(XMU_OBJS) +AC_SUBST(XMU_LIBS) +AC_SUBST(XFT_SRCS) +AC_SUBST(XFT_OBJS) +AC_SUBST(XFT_LIBS) +AC_SUBST(SAVER_GL_SRCS) +AC_SUBST(SAVER_GL_OBJS) +AC_SUBST(SAVER_GL_LIBS) +AC_SUBST(LOCK_SRCS) +AC_SUBST(LOCK_OBJS) +AC_SUBST(JPEG_EXES) +AC_SUBST(GL_EXES) +AC_SUBST(RETIRED_GL_EXES) +AC_SUBST(SUID_EXES) +AC_SUBST(GL_UTIL_EXES) +AC_SUBST(GL_MEN) +AC_SUBST(GL_KLUDGE) +AC_SUBST(GLE_EXES) +AC_SUBST(GLE_KLUDGE) +AC_SUBST(JWZGLES_OBJS) +AC_SUBST(GNOME24) +AC_SUBST(GNOME22) +AC_SUBST(NOGNOME) +AC_SUBST(HACKDIR) +AC_SUBST(HACKDIR_FULL) +AC_SUBST(GTK_DATADIR) +AC_SUBST(PO_DATADIR) +AC_SUBST(HACK_CONF_DIR) +AC_SUBST(GTK_EXTRA_OBJS) +AC_SUBST(ANIM_OBJS) +AC_SUBST(ANIM_LIBS) + +APPDEFAULTS=$ac_x_app_defaults +AC_SUBST(APPDEFAULTS) + +AC_SUBST(DEPEND) +AC_SUBST(DEPEND_FLAGS) +AC_SUBST(DEPEND_DEFINES) +AC_SUBST(PERL) + +AC_OUTPUT(Makefile + utils/Makefile + jwxyz/Makefile + hacks/Makefile + hacks/images/Makefile + hacks/glx/Makefile + po/Makefile.in + driver/Makefile + driver/xscreensaver.pam + driver/xscreensaver-demo.glade2 + driver/XScreenSaver.ad) + +############################################################################### +# +# Print some warnings at the end. +# +############################################################################### + +warn_prefix_1=" Warning:" +warn_prefix_2=" Note:" +warn_prefix="$warn_prefix_1" + +warning=no +warnsep=' #################################################################' + +warnpre() { + if test "$warning" = no ; then + echo '' ; echo "$warnsep" ; echo '' + warning=yes + fi +} + +warn() { + warnpre + if test "$warning" = long ; then echo '' ; fi + warning=yes + rest="$@" + echo "$warn_prefix $rest" +} + +warnL() { + was=$warning + warnpre + warning=yes + if test "$was" != no ; then echo '' ; fi + rest="$@" + echo "$warn_prefix $rest" +} + +warn2() { + rest="$@" + echo " $rest" + warning=long +} + +note() { + warn_prefix="$warn_prefix_2" + warn $@ + warn_prefix="$warn_prefix_1" +} + +noteL() { + warn_prefix="$warn_prefix_2" + warnL $@ + warn_prefix="$warn_prefix_1" +} + + +# ac_prog_cc_no_pthread normally only happens on AIX, because according +# to AX_PTHREAD, AIX needs CC=xlc_r or CC=cc_r to do threads. +# If CC is specified, it takes precedence over --with-pthread. +if test "$ac_prog_cc_no_pthread" ; then + warnL "You requested $ac_original_cc for the C compiler, but it doesn't" + warn2 "support POSIX threads." + echo "" + warn2 "If you have multiple CPU cores, try CC=$PTHREAD_CC." +elif test "$with_pthread_req" = yes -a "$have_pthread" = no ; then + warn 'POSIX threads were requested, but were not found.' +fi + +if test "$with_sgi_req" = yes -a "$have_sgi" = no ; then + warn 'The SGI saver extension was requested, but was not found.' +fi + +if test "$with_xidle_req" = yes -a "$have_xidle" = no ; then + warn 'The XIdle extension was requested, but was not found.' +fi + +if test "$with_xshm_req" = yes -a "$have_xshm" = no ; then + warn 'The XSHM extension was requested, but was not found.' +fi + +if test "$with_xdbe_req" = yes -a "$have_xdbe" = no ; then + warn 'The DOUBLE-BUFFER extension was requested, but was not found.' +fi + +if test "$with_sgivc_req" = yes -a "$have_sgivc" = no ; then + warn 'The SGI-VIDEO-CONTROL extension was requested, but was not found.' +fi + +if test "$with_dpms_req" = yes -a "$have_dpms" = no ; then + warn 'The DPMS extension was requested, but was not found.' +fi + +if test "$with_xinerama_req" = yes -a "$have_xinerama" = no ; then + warn 'The Xinerama extension was requested, but was not found.' +fi + +if test "$with_xf86vmode_req" = yes -a "$have_xf86vmode" = no ; then + warn 'The XF86VMODE extension was requested, but was not found.' +fi + +if test "$with_randr_req" = yes -a "$have_randr" = no ; then + warn 'The RANDR extension was requested, but was not found.' +fi + +if test "$with_proc_interrupts_req" = yes -a "$have_proc_interrupts" = no; then + warn "Checking of /proc/interrupts was requested, but it's bogus." +fi + +if test "$pkg_config" = false ; then + warnL 'The "pkg-config" program was not found. Without that,' + warn2 "detection of the various GTK libraries won't work." +else + pkgerr=`$pkg_config --list-all 2>&1 >/dev/null` + if test "x$pkgerr" != "x" ; then + warnL 'The "pkg-config" program produces errors. This often causes' + warn2 "detection of the various GTK libraries to malfunction." + warn2 "The errors are:" + echo '' + echo "$pkgerr" | sed 's/^/ > /g' + fi +fi + +if test "$gtk_halfassed" != no ; then + warnL "GTK version $gtk_halfassed was found, but at least one supporting" + warn2 "library ($gtk_halfassed_lib) was not, so GTK can't be used." + warn2 "Perhaps some of the development packages are not installed?" + if test "$have_gtk" = yes ; then + v="$ac_gtk_version_string" + warn2 "GTK $v is also installed, so it will be used instead." + warn2 "Please read the above output and the \`config.log' file" + warn2 "for more details." + fi +fi + +motif_warn2() { + warn2 'Though the Motif front-end to xscreensaver is still' + warn2 'maintained, it is no longer being updated with new' + warn2 'features: all new development on the xscreensaver-demo' + warn2 'program is happening in the GTK version, and not in the' + warn2 'Motif version. It is recommended that you build against' + warn2 'GTK instead of Motif. See <http://www.gtk.org/>.' +} + +if test "$have_motif" = no -a "$have_gtk" = no; then + + if test "$with_motif" = yes; then + warnL "Neither the GTK nor Motif libraries were found; the" + warn2 "\`xscreensaver-demo' program requires one of these." + echo '' + motif_warn2 + else + warnL "The GTK libraries do not seem to be available; the" + warn2 "\`xscreensaver-demo' program requires them." +# echo '' +# warn2 'You can use Motif or Lesstif instead of GTK (use the' +# warn2 "\`--with-motif' option) but that is NOT recommended." +# motif_warn2 + fi + +elif test "$with_motif_req" = yes -a "$have_motif" = no ; then + warnL "Use of Motif was requested, but it wasn't found;" + warn2 "Gtk will be used instead." + +elif test "$jurassic_gtk" = yes ; then + + pref_gtk=2.0 + + v="$ac_gtk_version_string" + if test "$with_gtk_req" = yes -a "$ac_gtk_version" = "unknown" ; then + warnL "Use of Gtk was requested, but its version number is unknown;" + elif test "$with_gtk_req" = yes ; then + warnL "Use of Gtk was requested, but it is version $v;" + else + warnL "Gtk was found on this system, but it is version $v;" + fi + + warn2 "Gtk $pref_gtk or newer is required." + +elif test "$with_gtk_req" = yes -a "$have_gtk" = no ; then + warnL "Use of Gtk was requested, but it wasn't found." +fi + + +if test "$have_gtk" = yes -a "$have_gdk_pixbuf" = no ; then + warn "GTK is being used, but the GDK-Pixbuf library and/or" + warn2 "headers were not found. That can't be good. Please" + warn2 "install the GDK-Pixbuf development kit and re-configure." +fi + +if test "$have_motif" = yes -a "$have_lesstif" = yes ; then + + preferred_lesstif=0.92 + + if test "$lesstif_version" = unknown; then + warnL "Unable to determine the LessTif version number!" + warn2 "Make sure you are using version $preferred_lesstif or newer." + warn2 "See <http://www.lesstif.org/>." + + elif test \! $lesstif_version -gt 82; then + warnL "LessTif version $lesstif_version_string is being used." + warn2 "LessTif versions 0.82 and earlier are too buggy to" + warn2 "use with XScreenSaver; it is strongly recommended" + warn2 "that you upgrade to at least version $preferred_lesstif!" + warn2 "See <http://www.lesstif.org/>." + fi +fi + + +if test "$have_motif" = yes -a "$have_gtk" = no ; then + warn 'Motif is being used, and GTK is not.' + echo '' + motif_warn2 +fi + + +if test "$with_gdk_pixbuf_req" = yes -a "$have_gdk_pixbuf" = no; then + warnL 'Use of GDK-Pixbuf was requested, but it was not found.' +fi + +if test "$have_gdk_pixbuf" = no -o "$gdk_pixbuf_halfassed" = yes || \ + test "$have_gdk_pixbuf" = no ; then + + if test "$with_gdk_pixbuf_req" = yes ; then + true + elif test "$with_gdk_pixbuf_req" = no ; then + warnL 'The GDK-Pixbuf library is not being used.' + else + warnL 'The GDK-Pixbuf library was not found.' + fi + + if test "$gdk_pixbuf_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'libraries; so either GDK-Pixbuf is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + fi + + if test "$have_png" = yes ; then + echo '' + warn2 'The PNG library is being used instead.' + fi + + echo '' + warn2 'Some of the demos will not use images as much as they could.' + warn2 'You should consider installing GDK-Pixbuf and re-running' + warn2 'configure.' +fi + + +if test "$have_jpeg" = no ; then + if test "$with_jpeg_req" = yes ; then + warnL 'Use of libjpeg was requested, but it was not found.' + elif test "$with_jpeg_req" = no ; then + noteL 'The JPEG library is not being used.' + else + noteL 'The JPEG library was not found.' + fi + + if test "$jpeg_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'library; so either JPEG is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + echo '' + fi + + if test "$have_gdk_pixbuf" = no ; then + warn2 "This means that it won't be possible for the image-manipulating" + warn2 "display modes to load files from disk; and it also means that" + warn2 "the \`webcollage' program will be much slower." + else + warn2 "This means the \`webcollage' program will be much slower." + fi +fi + + +if test "$have_png" = no ; then + if test "$with_png_req" = yes ; then + warnL 'Use of libpng was requested, but it was not found.' + elif test "$with_png_req" = no ; then + noteL 'The PNG library is not being used.' + else + noteL 'The PNG library was not found.' + fi + + if test "$png_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'library; so either PNG is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + echo '' + fi + + warn2 "Many things aren't going to work right." +fi + + +if test "$have_xft" = no ; then + if test "$with_xft_req" = yes ; then + warnL "Use of libXft was requested, but it was not found." + elif test "$with_xft_req" = no ; then + noteL 'The Xft library is not being used.' + else + noteL "The Xft library was not found." + fi + + if test "$xft_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'libraries; so either Xft is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + echo '' + fi + + warn2 "This means that fonts won't be anti-aliased." +fi + + +if test "$have_gl" = yes -a "$ac_have_mesa_gl" = yes ; then + preferred_mesagl=3.4 + mgv="$ac_mesagl_version_string" + pgl="$preferred_mesagl" + + if test "$ac_mesagl_version" = unknown; then + true + # warnL "Unable to determine the MesaGL version number!" + # warn2 "Make sure you are using version $preferred_mesagl or newer." + + elif test \! "$ac_mesagl_version" -gt 2006; then + warnL "MesaGL version number is $mgv --" + warn2 "MesaGL 2.6 and earlier have a security bug. It is strongly" + warn2 "recommended that you upgrade to at least version $preferred_mesagl." + + elif test \! "$ac_mesagl_version" -gt 3003; then + warnL "MesaGL version number is $mgv --" + warn2 "MesaGL 3.3 and earlier have some bugs; it is recommended" + warn2 "that you upgrade to $pgl or newer." + fi +fi + +if test "$have_gl" = no ; then + if test "$with_gl_req" = yes ; then + warnL 'Use of GL was requested, but it was not found.' + elif test "$with_gl_req" = no ; then + noteL 'The OpenGL 3D library is not being used.' + else + noteL 'The OpenGL 3D library was not found.' + fi + + if test "$gl_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'libraries; so either GL is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + fi + + echo '' + warn2 'Those demos which use 3D will not be built or installed.' + warn2 'You might want to consider installing OpenGL and' + warn2 're-running configure.' + +fi + + +if test "$have_gl" = yes -a "$have_gle" = no ; then + + # nobody cares about this; don't print the warning unless it was + # requested and not found, or halfway-found. + if test "$with_gle_req" = yes -o "$gle_halfassed" = yes ; then + + if test "$with_gle_req" = yes ; then + noteL 'Use of the GLE (GL Extrusion) library was requested, but' + warn2 'it was not found (though the OpenGL library was found, and' + warn2 'is being used.)' + elif test "$with_gle_req" = no ; then + noteL 'The OpenGL Library is being used, but the GLE (GL Extrusion)' + warn2 'library is not.' + else + noteL 'The OpenGL Library was found, but the GLE (GL Extrusion)' + warn2 'library was not.' + fi + + if test "$gle_halfassed" = yes ; then + echo '' + warn2 'More specifically, we found the headers, but not the' + warn2 'libraries; so either GLE is half-installed on this' + warn2 "system, or something else went wrong. The \`config.log'" + warn2 'file might contain some clues.' + fi + + echo '' + warn2 'Some of the OpenGL (3D) demos (those that depend on GLE)' + warn2 'will not be built or installed. You might want to consider' + warn2 'installing GLE and re-running configure. You can find the' + warn2 'GLE library at <http://www.linas.org/gle/>' + + fi +fi + + +if test "$with_readdisplay_req" = yes -a "$have_readdisplay" = no ; then + warn 'Use of XReadDisplay was requested, but it was not found.' +fi + +if test "$with_kerberos_req" = yes -a "$have_kerberos" = no ; then + warn 'Use of Kerberos was requested, but it was not found.' +fi + +if test "$with_pam_req" = yes -a "$have_pam" = no ; then + warn 'Use of PAM was requested, but it was not found.' +fi + +if test "$with_shadow_req" = yes -a "$have_shadow" = no ; then + warn 'Use of shadow passwords was requested, but they were not found.' +fi + +if test "$ac_macosx" = yes ; then + if test "$enable_locking" = yes ; then + warn "You have specified --enable-locking on MacOS X." + warn2 "THIS DOES NOT WORK! Don't do this!" + fi +fi + + +# You are in a twisty maze of namespaces and syntaxes, all alike. +# Fuck the skull of Unix. +# +bindir=`eval eval eval eval eval eval eval echo $bindir` +HACKDIR=`eval eval eval eval eval eval eval echo $HACKDIR` +HACK_CONF_DIR=`eval eval eval eval eval eval eval echo $HACK_CONF_DIR` + +# canonicalize slashes. +bindir=`echo "${bindir}" | sed 's@/$@@;s@//*@/@g'` +HACKDIR=`echo "${HACKDIR}" | sed 's@/$@@;s@//*@/@g'` +HACK_CONF_DIR=`echo "${HACK_CONF_DIR}" | sed 's@/$@@;s@//*@/@g'` + + +# Sanity check the hackdir +for bad_choice in xscreensaver xscreensaver-demo xscreensaver-command ; do + if test "${HACKDIR}" = "${bindir}/${bad_choice}" ; then + echo "" + AC_MSG_ERROR([\"--with-hackdir=${bindir}/${bad_choice}\" won't work. + There will be an executable installed with that name, so + that can't be the name of a directory as well. Please + re-configure with a different directory name.]) + fi +done + + +do_dir_warning=no + +# Now let's warn if there's a previous RPM version already installed. +# But don't bother with this test if we are currently *building* an RPM. + +if test -z "$RPM_PACKAGE_VERSION" ; then + + rpmnames="xscreensaver xscreensaver-base xscreensaver-extras" + + # M4 sucks!! + changequote(X,Y) + rpmv=`(rpm -qv $rpmnames) 2>/dev/null | \ + sed -n 's/^[-a-z]*-\([0-9][0-9]*[.][0-9][0-9a-z]*\)-.*$/\1/p' | \ + head -1` + changequote([,]) + + if test \! -z "$rpmv" ; then + rpmbdir=`rpm -ql $rpmnames | sed -n 's@^\(.*\)/xscreensaver-demo$@\1@p'` + rpmhdir=`rpm -ql $rpmnames | sed -n 's@^\(.*\)/popsquares$@\1@p'` + + warning=no + warnL "There is already an installed RPM of xscreensaver $rpmv" + warn2 'on this system. You might want to remove it ("rpm -ve")' + warn2 'before running "make install" in this directory.' + echo "" + warn2 "Alternately, you could build this version of xscreensaver" + warn2 'as an RPM, and then install that. An "xscreensaver.spec"' + warn2 'file is included. Try "rpmbuild -v -ba xscreensaver.spec".' + warn2 "See the RPM documentation for more info." + echo "" + + if test "$rpmbdir" = "$rpmhdir" ; then + warn2 "The RPM version was installed in $rpmbdir/." + do_dir_warning=yes + else + warn2 "The RPM version was installed in $rpmbdir/," + warn2 "with demos in $rpmhdir/." + fi + fi +fi + +# Also warn if there's a Debian package installed. +# +debnames="xscreensaver xscreensaver-data xscreensaver-data-extra" +debv='' +for dpkg in $debnames ; do + if test -z "$debv"; then + debv=`dpkg -s $dpkg 2>/dev/null | sed -n 's/^Version: \(.*\)$/\1/p'` + fi +done + +if test \! -z "$debv" ; then + debbdir=`dpkg -L $debnames 2>/dev/null | \ + sed -n 's@^\(.*/bin/\)xscreensaver$@\1@p'` + debhdir=`dpkg -L $debnames 2>/dev/null | \ + sed -n 's@^\(.*/\)popsquares$@\1@p'` + if test -z "$debbdir" ; then debbdir='???'; fi + if test -z "$debhdir" ; then debhdir='???'; fi + + warning=no + warnL "There is already an installed dpkg of xscreensaver" + warn2 "version \"$debv\" on this system." + echo "" + warn2 "The dpkg was installed in $debbdir," + warn2 "with demos in $debhdir." +fi + + +if test "${bindir}" = "${HACKDIR}" ; then + do_dir_warning=yes +fi + +if test "$do_dir_warning" = yes; then + echo "" + echo "$warnsep" + echo "" + echo ' When you run "make install", the "xscreensaver",' + echo ' "xscreensaver-demo", and "xscreensaver-command" executables' + echo " will be installed in ${bindir}/." + echo "" + echo " The various graphics demos (200+ different executables) will" + echo " be installed in ${HACKDIR}/." + echo "" + echo " If you would prefer the demos to be installed elsewhere," + echo " you should re-run configure with the --with-hackdir=DIR" + echo " option. For more information, run \`./configure --help'." + warning=yes +fi + +if test "$warning" != no; then + echo '' ; echo "$warnsep" ; echo '' +fi + +if test "$do_dir_warning" = no; then + if test "$warning" = no; then + echo '' + fi + echo "User programs will be installed in ${bindir}/" + echo "Screen savers will be installed in ${HACKDIR}/" + echo "Configuration dialogs will be installed in ${HACK_CONF_DIR}/" + echo "System-wide default settings will be installed in ${APPDEFAULTS}/" + echo '' +fi |