Add 'CMAKE_GCC_AR' and 'CMAKE_GCC_RANLIB' variables

1 files changed, 27 insertions, 0 deletions

diff --git a/Modules/Compiler/GNU-FindBinUtils.cmake b/Modules/Compiler/GNU-FindBinUtils.cmake
new file mode 100644
index 0000000..e314eb9
--- /dev/null
+++ b/Modules/Compiler/GNU-FindBinUtils.cmake
@@ -0,0 +1,27 @@
+cmake_policy(SET CMP0054 NEW)
+
+if("${_CMAKE_PROCESSING_LANGUAGE}" STREQUAL "")
+  message(FATAL_ERROR "Internal error: _CMAKE_PROCESSING_LANGUAGE is not set")
+endif()
+
+string(REGEX MATCH "^([0-9]+\\.[0-9]+)" __version_x_y
+    "${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_VERSION}")
+
+# Try to find tools in the same directory as GCC itself
+get_filename_component(__gcc_hints "${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER}" DIRECTORY)
+
+# http://manpages.ubuntu.com/manpages/wily/en/man1/gcc-ar.1.html
+find_program(CMAKE_GCC_AR NAMES
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar"
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar-${__version_x_y}"
+    HINTS ${__gcc_hints}
+    DOC "A wrapper around 'ar' adding the appropriate '--plugin' option for the GCC compiler"
+)
+
+# http://manpages.ubuntu.com/manpages/wily/en/man1/gcc-ranlib.1.html
+find_program(CMAKE_GCC_RANLIB NAMES
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib"
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib-${__version_x_y}"
+    HINTS ${__gcc_hints}
+    DOC "A wrapper around 'ranlib' adding the appropriate '--plugin' option for the GCC compiler"
+)