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authorAndreas Schneider <mail@cynapses.org>2009-07-21 11:14:54 +0200
committerAndreas Schneider <mail@cynapses.org>2009-07-21 11:14:54 +0200
commitef2c8d66f10117fccddc35a923ac06ce197b124c (patch)
tree94fa22d247e2d48a199b6af1e01315e8e4cea849 /cmake/Modules/DefineCompilerFlags.cmake
parent1a6038baa58554b86b6e29f87ccdea62bcfd22c2 (diff)
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Add compile flags and test for compiler options only if we use gcc.
Diffstat (limited to 'cmake/Modules/DefineCompilerFlags.cmake')
-rw-r--r--cmake/Modules/DefineCompilerFlags.cmake83
1 files changed, 41 insertions, 42 deletions
diff --git a/cmake/Modules/DefineCompilerFlags.cmake b/cmake/Modules/DefineCompilerFlags.cmake
index 6168b4e..90bfbaf 100644
--- a/cmake/Modules/DefineCompilerFlags.cmake
+++ b/cmake/Modules/DefineCompilerFlags.cmake
@@ -3,49 +3,48 @@
include(CheckCCompilerFlag)
if (UNIX AND NOT WIN32)
- # with -fPIC
- check_c_compiler_flag("-fPIC" WITH_FPIC)
- if (WITH_FPIC)
- add_definitions(-fPIC)
- endif (WITH_FPIC)
-
- if (CMAKE_SIZEOF_VOID_P MATCHES "8")
- # with large file support
- execute_process(
- COMMAND
- getconf LFS64_CFLAGS
- OUTPUT_VARIABLE
- _lfs_CFLAGS
- ERROR_QUIET
- OUTPUT_STRIP_TRAILING_WHITESPACE
- )
- else (CMAKE_SIZEOF_VOID_P MATCHES "8")
- # with large file support
- execute_process(
- COMMAND
- getconf LFS_CFLAGS
- OUTPUT_VARIABLE
- _lfs_CFLAGS
- ERROR_QUIET
- OUTPUT_STRIP_TRAILING_WHITESPACE
- )
- string(REGEX REPLACE "[\r\n]" " " "${_lfs_CFLAGS}" "${${_lfs_CFLAGS}}")
-
- add_definitions(${_lfs_CFLAGS})
- endif (CMAKE_SIZEOF_VOID_P MATCHES "8")
-
if (CMAKE_COMPILER_IS_GNUCC)
add_definitions(-Wall -Wextra -Wmissing-prototypes -Wdeclaration-after-statement -Wunused)
- endif (CMAKE_COMPILER_IS_GNUCC)
-
- check_c_compiler_flag("-fstack-protector" WITH_STACK_PROTECTOR)
- if (WITH_STACK_PROTECTOR)
- add_definitions(-fstack-protector)
- endif (WITH_STACK_PROTECTOR)
-
- check_c_compiler_flag("-D_FORTIFY_SOURCE=2" WITH_FORTIFY_SOURCE)
- if (WITH_FORTIFY_SOURCE)
- add_definitions(-D_FORTIFY_SOURCE=2)
- endif (WITH_FORTIFY_SOURCE)
+ # with -fPIC
+ check_c_compiler_flag("-fPIC" WITH_FPIC)
+ if (WITH_FPIC)
+ add_definitions(-fPIC)
+ endif (WITH_FPIC)
+
+ if (CMAKE_SIZEOF_VOID_P MATCHES "8")
+ # with large file support
+ execute_process(
+ COMMAND
+ getconf LFS64_CFLAGS
+ OUTPUT_VARIABLE
+ _lfs_CFLAGS
+ ERROR_QUIET
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ )
+ else (CMAKE_SIZEOF_VOID_P MATCHES "8")
+ # with large file support
+ execute_process(
+ COMMAND
+ getconf LFS_CFLAGS
+ OUTPUT_VARIABLE
+ _lfs_CFLAGS
+ ERROR_QUIET
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ )
+ string(REGEX REPLACE "[\r\n]" " " "${_lfs_CFLAGS}" "${${_lfs_CFLAGS}}")
+
+ add_definitions(${_lfs_CFLAGS})
+ endif (CMAKE_SIZEOF_VOID_P MATCHES "8")
+
+ check_c_compiler_flag("-fstack-protector" WITH_STACK_PROTECTOR)
+ if (WITH_STACK_PROTECTOR)
+ add_definitions(-fstack-protector)
+ endif (WITH_STACK_PROTECTOR)
+
+ check_c_compiler_flag("-D_FORTIFY_SOURCE=2" WITH_FORTIFY_SOURCE)
+ if (WITH_FORTIFY_SOURCE)
+ add_definitions(-D_FORTIFY_SOURCE=2)
+ endif (WITH_FORTIFY_SOURCE)
+ endif (CMAKE_COMPILER_IS_GNUCC)
endif (UNIX AND NOT WIN32)