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| author | Alex Merry <kde@randomguy3.me.uk> | 2014-01-24 14:28:49 +0000 |
|---|---|---|
| committer | Alex Merry <kde@randomguy3.me.uk> | 2014-01-27 12:03:02 +0000 |
| commit | 5067d2151e6e2924e15daae6ad769df7b02dff49 (patch) | |
| tree | 14a18ed644bcddf3763d9a28cc6069718a2ec6c7 /kde-modules/KDECompilerSettings.cmake | |
| parent | 0bada507e4e209f2abc360c5ff22aad805a41ee1 (diff) | |
| download | extra-cmake-modules-5067d2151e6e2924e15daae6ad769df7b02dff49.tar.gz extra-cmake-modules-5067d2151e6e2924e15daae6ad769df7b02dff49.tar.bz2 | |
Add system API feature macros to CMAKE_REQUIRED_DEFINES
Various defines we set affect the API offered by the system; subsequent
CMake configure checks should happen in a matching environment.
REVIEW: 115294
Diffstat (limited to 'kde-modules/KDECompilerSettings.cmake')
| -rw-r--r-- | kde-modules/KDECompilerSettings.cmake | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/kde-modules/KDECompilerSettings.cmake b/kde-modules/KDECompilerSettings.cmake index 78911361..ffbb5c5f 100644 --- a/kde-modules/KDECompilerSettings.cmake +++ b/kde-modules/KDECompilerSettings.cmake @@ -11,6 +11,14 @@ include(CheckCXXCompilerFlag) +# This macro is for adding definitions that affect the underlying +# platform API. It makes sure that configure checks will also have +# the same defines, so that the checks match compiled code. +macro (_KDE_ADD_PLATFORM_DEFINITIONS) + add_definitions(${ARGV}) + set(CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} ${ARGV}) +endmacro() + if (WIN32) # windows, microsoft compiler @@ -20,7 +28,7 @@ if (WIN32) add_definitions(-DKDE_FULL_TEMPLATE_EXPORT_INSTANTIATION) # Speeds up compile times by not including everything with windows.h - add_definitions(-DWIN32_LEAN_AND_MEAN) + _kde_add_platform_definitions(-DWIN32_LEAN_AND_MEAN) # Disable warnings: # C4250: 'class1' : inherits 'class2::member' via dominance @@ -62,9 +70,9 @@ if (WIN32) set(CMAKE_DEBUG_POSTFIX "") # we don't support anything below w2k - add_definitions(-D_WIN32_WINNT=0x0501 -DWINVER=0x0501 -D_WIN32_IE=0x0501) + _kde_add_platform_definitions(-D_WIN32_WINNT=0x0501 -DWINVER=0x0501 -D_WIN32_IE=0x0501) # all winapi calls are unicodes - add_definitions(-DUNICODE) + _kde_add_platform_definitions(-DUNICODE) endif (WIN32) @@ -84,13 +92,13 @@ if ("${CMAKE_SYSTEM_NAME}" MATCHES Linux OR "${CMAKE_SYSTEM_NAME}" STREQUAL GNU) # _BSD_SOURCE: is/was needed by glibc for snprintf to be available when # building C files. # See commit 4a44862b2d178c1d2e1eb4da90010d19a1e4a42c. - add_definitions(-D_XOPEN_SOURCE=500 -D_BSD_SOURCE -D_GNU_SOURCE) + _kde_add_platform_definitions(-D_XOPEN_SOURCE=500 -D_BSD_SOURCE -D_GNU_SOURCE) endif() if (UNIX) # 64-bit file offsets - add_definitions(-D_LARGEFILE64_SOURCE) + _kde_add_platform_definitions(-D_LARGEFILE64_SOURCE) endif (UNIX) |