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# -*- mode: python -*-
# OpenPGM build script
import os
import time
import sys
EnsureSConsVersion( 0, 97 )
SConsignFile('scons.signatures');
opt = Options(None, ARGUMENTS)
opt.AddOptions (
(EnumOption ('BUILD', 'build environment', 'debug', ('release', 'debug', 'profile'))),
(EnumOption ('BRANCH', 'branch prediction', 'none', ('none', 'profile', 'seed'))),
(EnumOption ('COVERAGE', 'test coverage', 'none', ('none', 'full'))),
(EnumOption ('WITH_HISTOGRAMS', 'Runtime statistical information', 'true', ('true', 'false'))),
(EnumOption ('WITH_HTTP', 'HTTP administration', 'true', ('true', 'false'))),
(EnumOption ('WITH_SNMP', 'SNMP administration', 'true', ('true', 'false'))),
(EnumOption ('WITH_CHECK', 'Check test system', 'false', ('true', 'false'))),
(EnumOption ('WITH_TEST', 'Network test system', 'false', ('true', 'false'))),
(EnumOption ('WITH_EXAMPLES', 'Examples', 'true', ('true', 'false'))),
(EnumOption ('WITH_NCURSES', 'NCURSES examples', 'false', ('true', 'false'))),
(EnumOption ('WITH_PROTOBUF', 'Google Protocol Buffer examples', 'false', ('true', 'false'))),
(EnumOption ('WITH_PLUS', 'libpgmplus GPL library', 'false', ('true', 'false'))),
)
#-----------------------------------------------------------------------------
# Dependencies
env = Environment();
def CheckPKGConfig(context, version):
context.Message( 'Checking for pkg-config... ' )
ret = context.TryAction('PKG_CONFIG_PATH=/usr/evolution28/lib/pkgconfig:/usr/lib/pkconfig pkg-config --atleast-pkgconfig-version=%s' % version)[0]
context.Result( ret )
return ret
def CheckPKG(context, name):
context.Message( 'Checking for %s... ' % name )
ret = context.TryAction('PKG_CONFIG_PATH=/usr/evolution28/lib/pkgconfig:/usr/lib/pkconfig pkg-config --exists \'%s\'' % name)[0]
context.Result( ret )
return ret
conf = Configure(env, custom_tests = { 'CheckPKGConfig' : CheckPKGConfig,
'CheckPKG' : CheckPKG })
if not conf.CheckPKGConfig('0.15.0'):
print 'pkg-config >= 0.15.0 not found.'
Exit(1)
if not conf.CheckPKG('glib-2.0 >= 2.10'):
print 'glib-2.0 >= 2.10 not found.'
Exit(1)
if not conf.CheckPKG('gthread-2.0'):
print 'gthread-2.0 not found.'
Exit(1)
env = conf.Finish();
#-----------------------------------------------------------------------------
# Platform specifics
env = Environment(ENV = os.environ,
CCFLAGS = [ '-pipe',
'-Wall',
'-Wextra',
'-Wfloat-equal',
'-Wshadow',
'-Wpointer-arith',
'-Wbad-function-cast',
'-Wcast-qual',
'-Wcast-align',
'-Wwrite-strings',
'-Waggregate-return',
'-Wstrict-prototypes',
'-Wold-style-definition',
'-Wmissing-prototypes',
'-Wmissing-declarations',
'-Wmissing-noreturn',
'-Wmissing-format-attribute',
'-Wredundant-decls',
'-Wnested-externs',
'-Winline',
'-pedantic',
'-std=gnu99',
'--param', 'max-inline-insns-single=600',
'-D_REENTRANT',
'-D_GNU_SOURCE',
'-D__need_IOV_MAX',
'-DCONFIG_16BIT_CHECKSUM',
'-DCONFIG_HAVE_PROC',
'-DCONFIG_HAVE_BACKTRACE',
'-DCONFIG_HAVE_PSELECT',
'-DCONFIG_HAVE_POLL',
'-DCONFIG_HAVE_EPOLL',
'-DCONFIG_HAVE_CLOCK_GETTIME',
'-DCONFIG_HAVE_CLOCK_NANOSLEEP',
'-DCONFIG_HAVE_NANOSLEEP',
'-DCONFIG_HAVE_USLEEP',
'-DCONFIG_HAVE_RTC',
'-DCONFIG_HAVE_TSC',
'-DCONFIG_HAVE_GETIFADDRS',
'-DCONFIG_HAVE_GETHOSTBYNAME2',
'-DCONFIG_HAVE_GETPROTOBYNAME_R',
'-DCONFIG_HAVE_MCAST_JOIN',
'-DCONFIG_HAVE_IP_MREQN',
'-DCONFIG_HAVE_DSO_VISIBILITY',
'-DCONFIG_BIND_INADDR_ANY',
'-DCONFIG_GALOIS_MUL_LUT',
],
LINKFLAGS = [ '-pipe',
'-lm'
]
)
opt.Update (env)
# Branch prediction
if env['BRANCH'] == 'profile':
env.Append(CCFLAGS = '-fprofile-arcs')
env.Append(LINKFLAGS = '-fprofile-arcs')
elif env['BRANCH'] == 'seed':
env.Append(CCFLAGS = '-fbranch-probabilities')
# Coverage analysis
if env['COVERAGE'] == 'full':
env.Append(CCFLAGS = '-fprofile-arcs')
env.Append(CCFLAGS = '-ftest-coverage')
env.Append(LINKFLAGS = '-fprofile-arcs')
env.Append(LINKFLAGS = '-lgcov')
# Define separate build environments
release = env.Clone(BUILD = 'release')
release.Append(CCFLAGS = '-O2')
debug = env.Clone(BUILD = 'debug')
debug.Append(CCFLAGS = '-ggdb', LINKFLAGS = '-gdb')
profile = env.Clone(BUILD = 'profile')
profile.Append(CCFLAGS = ['-O2','-pg'], LINKFLAGS = '-pg')
thirtytwo = release.Clone(BUILD = 'thirtytwo')
thirtytwo.Append(CCFLAGS = '-m32', LINKFLAGS = '-m32')
# choose and environment to build
if env['BUILD'] == 'release':
Export({'env':release})
elif env['BUILD'] == 'profile':
Export({'env':profile})
elif env['BUILD'] == 'thirtytwo':
Export({'env':thirtytwo})
else:
Export({'env':debug})
#-----------------------------------------------------------------------------
# Re-analyse dependencies
Import('env')
# vanilla environment
env.ParseConfig('PKG_CONFIG_PATH=/usr/evolution28/lib/pkgconfig:/usr/lib/pkconfig pkg-config --cflags --libs glib-2.0 gthread-2.0');
# instrumentation
if env['WITH_HTTP'] == 'true' and env['WITH_HISTOGRAMS'] == 'true':
env.Append(CCFLAGS = '-DCONFIG_HISTOGRAMS');
# managed environment for libpgmsnmp, libpgmhttp
env['SNMP_FLAGS'] = {
'CCFLAGS' : [],
'LIBS' : [ 'netsnmpagent', 'netsnmpmibs', 'netsnmphelpers', 'netsnmp' ],
};
def CheckSNMP(context):
context.Message('Checking Net-SNMP...');
lastLIBS = context.env['LIBS'];
lastCCFLAGS= context.env['CCFLAGS'];
context.env.MergeFlags(env['SNMP_FLAGS']);
result = context.TryLink("""
int main(int argc, char**argv)
{
init_agent("PGM");
return 0;
}
""", '.c');
context.env.Replace(LIBS = lastLIBS, CCFLAGS=lastCCFLAGS);
context.Result(not result);
return result;
def CheckCheck(context):
context.Message('Checking Check unit test framework...');
result = context.TryAction('pkg-config --cflags --libs check')[0];
context.Result(result);
return result;
def CheckEventFD(context):
context.Message('Checking eventfd...');
result = context.TryLink("""
#include <sys/eventfd.h>
int main(int argc, char**argv)
{
eventfd(0,0);
return 0;
}
""", '.c')
context.Result(result);
return result;
tests = {
'CheckCheck': CheckCheck,
'CheckEventFD': CheckEventFD
}
if env['WITH_SNMP'] == 'true':
tests['CheckSNMP'] = CheckSNMP;
conf = Configure(env, custom_tests = tests);
if env['WITH_SNMP'] == 'true' and not conf.CheckSNMP():
print 'Enabling extra Red Hat dependencies for Net-SNMP.';
conf.env['SNMP_FLAGS']['LIBS'].append(['librpm', 'libsensors', 'libdl', 'libwrap']);
lastLIBS = conf.env['LIBS'];
conf.env.ParseConfig('perl -MExtUtils::Embed -e ldopts');
conf.env['SNMP_FLAGS']['LIBS'].append(conf.env['LIBS']);
conf.env.Replace(LIBS = lastLIBS);
if not conf.CheckSNMP():
print 'Net-SNMP libraries not compatible.';
Exit(1);
if env['WITH_CHECK'] == 'true' and conf.CheckCheck():
print 'Enabling Check unit tests.';
conf.env['CHECK'] = 'true';
else:
print 'Disabling Check unit tests.';
conf.env['CHECK'] = 'false';
if conf.CheckEventFD():
print 'Enabling kernel eventfd notification mechanism.';
conf.env.Append(CCFLAGS = '-DCONFIG_EVENTFD');
env = conf.Finish();
# DSO visibility flags
if '-DCONFIG_HAVE_DSO_VISIBILITY' in env['CCFLAGS']:
env.Append(CCFLAGS = '-DPGM_GNUC_INTERNAL=G_GNUC_INTERNAL')
else:
env.Append(CCFLAGS = '-DPGM_GNUC_INTERNAL=')
# add builder to create PIC static libraries for including in shared libraries
action_list = [ Action("$ARCOM", "$ARCOMSTR") ];
if env.Detect('ranlib'):
ranlib_action = Action("$RANLIBCOM", "$RANLIBCOMSTR");
action_list.append(ranlib_action);
pic_lib = Builder( action = action_list,
emitter = '$LIBEMITTER',
prefix = '$LIBPREFIX',
suffix = '$LIBSUFFIX',
src_suffix = '$OBJSUFFIX',
src_builder = 'SharedObject')
env.Append(BUILDERS = {'StaticSharedLibrary': pic_lib});
#-----------------------------------------------------------------------------
ref_node = 'ref/' + env['BUILD'] + '/';
BuildDir(ref_node, '.', duplicate=0)
env.Append(CPPPATH = os.getcwd() + '/include');
env.Append(LIBPATH = os.getcwd() + '/' + ref_node);
SConscript(ref_node + 'SConscript.libpgm');
SConscript(ref_node + 'SConscript.libpgmex');
if env['WITH_HTTP'] == 'true':
SConscript(ref_node + 'SConscript.libpgmhttp');
if env['WITH_SNMP'] == 'true':
SConscript(ref_node + 'SConscript.libpgmsnmp');
if env['WITH_TEST'] == 'true':
SConscript(ref_node + 'test/SConscript');
if env['WITH_EXAMPLES'] == 'true':
SConscript(ref_node + 'examples/SConscript');
# end of file
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