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-rw-r--r--cmake/FindKernelHeaders.cmake45
-rw-r--r--cmake/FindLibcap.cmake49
-rw-r--r--cmake/FindLibncurses.cmake54
-rw-r--r--cmake/Version.cmake8
4 files changed, 148 insertions, 8 deletions
diff --git a/cmake/FindKernelHeaders.cmake b/cmake/FindKernelHeaders.cmake
new file mode 100644
index 0000000..60d2380
--- /dev/null
+++ b/cmake/FindKernelHeaders.cmake
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020 Manuel Bentele <development@manuel-bentele.de>
+#
+
+# check if custom Linux kernel build directory was specified
+if(NOT KERNEL_BUILD_DIR)
+ set(KERNEL_BUILD_DIR "/lib/modules/${CMAKE_SYSTEM_VERSION}/build"
+ CACHE PATH "Path to Linux kernel modules to compile against")
+endif(NOT KERNEL_BUILD_DIR)
+
+# check if custom Linux kernel output directory was specified
+if(NOT KERNEL_INSTALL_DIR)
+ set(KERNEL_INSTALL_DIR "/lib/modules/${CMAKE_SYSTEM_VERSION}/extra"
+ CACHE PATH "Path to install Linux kernel modules")
+endif(NOT KERNEL_INSTALL_DIR)
+
+# find the Linux kernel headers from given KERNEL_BUILD_DIR
+find_path(KernelHeaders_INCLUDE_DIR
+ NAMES linux/user.h
+ PATHS ${KERNEL_BUILD_DIR}/include)
+
+# get Linux kernel headers version
+string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" KernelHeaders_VERSION ${KernelHeaders_INCLUDE_DIR})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(KernelHeaders
+ FOUND_VAR KernelHeaders_FOUND
+ REQUIRED_VARS KernelHeaders_INCLUDE_DIR
+ VERSION_VAR KernelHeaders_VERSION
+ FAIL_MESSAGE "Linux kernel headers are not available! Please install them to build kernel modules!")
+
+if(KernelHeaders_FOUND)
+ set(KernelHeaders_INCLUDE_DIRS ${KernelHeaders_INCLUDE_DIR}/include
+ CACHE PATH "Path to Linux kernel header includes")
+endif(KernelHeaders_FOUND)
+
+mark_as_advanced(KernelHeaders_INCLUDE_DIR KernelHeaders_MODULE_INSTALL_DIR)
+
+# print found information
+message(VERBOSE "KERNEL_BUILD_DIR: ${KERNEL_BUILD_DIR}")
+message(VERBOSE "KERNEL_INSTALL_DIR: ${KERNEL_INSTALL_DIR}")
+message(VERBOSE "KernelHeaders_FOUND: ${KernelHeaders_FOUND}")
+message(VERBOSE "KernelHeaders_VERSION: ${KernelHeaders_VERSION}")
+message(VERBOSE "KernelHeaders_INCLUDE_DIRS: ${KernelHeaders_INCLUDE_DIRS}")
diff --git a/cmake/FindLibcap.cmake b/cmake/FindLibcap.cmake
new file mode 100644
index 0000000..8529426
--- /dev/null
+++ b/cmake/FindLibcap.cmake
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020 Manuel Bentele <development@manuel-bentele.de>
+#
+
+# Use pkg-config to get the directories and then use these values
+# in the FIND_PATH() and FIND_LIBRARY() calls
+find_package(PkgConfig QUIET)
+pkg_check_modules(PKG_Libcap QUIET libcap)
+
+set(Libcap_COMPILE_OPTIONS ${PKG_Libcap_CFLAGS_OTHER})
+set(Libcap_VERSION ${PKG_Libcap_VERSION})
+
+find_path(Libcap_INCLUDE_DIR
+ NAMES sys/capability.h
+ HINTS ${PKG_Libcap_INCLUDE_DIRS})
+find_library(Libcap_LIBRARY
+ NAMES cap
+ HINTS ${PKG_Libcap_LIBRARY_DIRS})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Libcap
+ FOUND_VAR Libcap_FOUND
+ REQUIRED_VARS Libcap_LIBRARY
+ Libcap_INCLUDE_DIR
+ VERSION_VAR Libcap_VERSION
+ FAIL_MESSAGE "Library 'cap' is not available! Please install this required library!")
+
+if(Libcap_FOUND AND NOT TARGET Libcap::Libcap)
+ add_library(Libcap::Libcap UNKNOWN IMPORTED)
+ set_target_properties(Libcap::Libcap PROPERTIES
+ IMPORTED_LOCATION "${Libcap_LIBRARY}"
+ INTERFACE_COMPILE_OPTIONS "${Libcap_COMPILE_OPTIONS}"
+ INTERFACE_INCLUDE_DIRECTORIES "${Libcap_INCLUDE_DIR}")
+endif(Libcap_FOUND AND NOT TARGET Libcap::Libcap)
+
+mark_as_advanced(Libcap_LIBRARY Libcap_INCLUDE_DIR)
+
+if(Libcap_FOUND)
+ set(Libcap_LIBRARIES ${Libcap_LIBRARY})
+ set(Libcap_INCLUDE_DIRS ${Libcap_INCLUDE_DIR})
+endif(Libcap_FOUND)
+
+# print found information
+message(VERBOSE "Libcap_FOUND: ${Libcap_FOUND}")
+message(VERBOSE "Libcap_VERSION: ${Libcap_VERSION}")
+message(VERBOSE "Libcap_INCLUDE_DIRS: ${Libcap_INCLUDE_DIRS}")
+message(VERBOSE "Libcap_COMPILE_OPTIONS: ${Libcap_COMPILE_OPTIONS}")
+message(VERBOSE "Libcap_LIBRARIES: ${Libcap_LIBRARIES}")
diff --git a/cmake/FindLibncurses.cmake b/cmake/FindLibncurses.cmake
new file mode 100644
index 0000000..2589ff0
--- /dev/null
+++ b/cmake/FindLibncurses.cmake
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (C) 2020 Manuel Bentele <development@manuel-bentele.de>
+#
+
+# Use pkg-config to get the directories and then use these values
+# in the FIND_PATH() and FIND_LIBRARY() calls
+find_package(PkgConfig QUIET)
+pkg_check_modules(PKG_Libncurses QUIET libncurses)
+
+set(Libncurses_COMPILE_OPTIONS ${PKG_Libncurses_CFLAGS_OTHER})
+set(Libncurses_VERSION ${PKG_Libncurses_VERSION})
+
+find_path(Libncurses_INCLUDE_DIR
+ NAMES ncursesw/ncurses.h
+ ncurses/ncurses.h
+ ncurses.h
+ ncursesw/term.h
+ ncurses/term.h
+ term.h
+ HINTS ${PKG_Libncurses_INCLUDE_DIRS})
+find_library(Libncurses_LIBRARY
+ NAMES ncurses
+ HINTS ${PKG_Libncurses_LIBRARY_DIRS})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Libncurses
+ FOUND_VAR Libncurses_FOUND
+ REQUIRED_VARS Libncurses_LIBRARY
+ Libncurses_INCLUDE_DIR
+ VERSION_VAR Libncurses_VERSION
+ FAIL_MESSAGE "Library 'ncurses' is not available! Please install this required library!")
+
+if(Libncurses_FOUND AND NOT TARGET Libncurses::Libncurses)
+ add_library(Libncurses::Libncurses UNKNOWN IMPORTED)
+ set_target_properties(Libncurses::Libncurses PROPERTIES
+ IMPORTED_LOCATION "${Libncurses_LIBRARY}"
+ INTERFACE_COMPILE_OPTIONS "${Libncurses_COMPILE_OPTIONS}"
+ INTERFACE_INCLUDE_DIRECTORIES "${Libncurses_INCLUDE_DIR}")
+endif(Libncurses_FOUND AND NOT TARGET Libncurses::Libncurses)
+
+mark_as_advanced(Libncurses_LIBRARY Libncurses_INCLUDE_DIR)
+
+if(Libncurses_FOUND)
+ set(Libncurses_LIBRARIES ${Libncurses_LIBRARY})
+ set(Libncurses_INCLUDE_DIRS ${Libncurses_INCLUDE_DIR})
+endif(Libncurses_FOUND)
+
+# print found information
+message(VERBOSE "Libncurses_FOUND: ${Libncurses_FOUND}")
+message(VERBOSE "Libncurses_VERSION: ${Libncurses_VERSION}")
+message(VERBOSE "Libncurses_INCLUDE_DIRS: ${Libncurses_INCLUDE_DIRS}")
+message(VERBOSE "Libncurses_COMPILE_OPTIONS: ${Libncurses_COMPILE_OPTIONS}")
+message(VERBOSE "Libncurses_LIBRARIES: ${Libncurses_LIBRARIES}")
diff --git a/cmake/Version.cmake b/cmake/Version.cmake
index a061e48..5c72c35 100644
--- a/cmake/Version.cmake
+++ b/cmake/Version.cmake
@@ -28,14 +28,6 @@ macro(gen_project_version VERSION_INPUT_FILE VERSION_INPUT_FILE_TEMPLATE VERSION
add_dependencies(xloop-version xloop-generate-version)
endmacro(gen_project_version VERSION_INPUT_FILE VERSION_INPUT_FILE_TEMPLATE VERSION_OUTPUT_FILE)
-# macro to get Linux kernel version from KERNEL_BUILD_DIR string
-macro(get_kernel_version LINUX_KERNEL_VERSION KERNEL_BUILD_DIR)
- string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" LINUX_KERNEL_VERSION ${KERNEL_BUILD_DIR})
- if(LINUX_KERNEL_VERSION STREQUAL "")
- set(LINUX_KERNEL_VERSION "unknown")
- endif(LINUX_KERNEL_VERSION STREQUAL "")
-endmacro(get_kernel_version LINUX_KERNEL_VERSION KERNEL_BUILD_DIR)
-
# macro to get Git version information
macro(get_repository_version REPOSITORY_VERSION VERSION_HEADER_FILE VERSION_BUILD_TYPE)
# check if generated version header from source package is available