diff options
Diffstat (limited to 'Modules/CheckConstantExists.cmake')
-rw-r--r-- | Modules/CheckConstantExists.cmake | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/Modules/CheckConstantExists.cmake b/Modules/CheckConstantExists.cmake deleted file mode 100644 index 3d6d97e..0000000 --- a/Modules/CheckConstantExists.cmake +++ /dev/null @@ -1,38 +0,0 @@ -# - Check if the given constant exists (as an enum, define, or whatever) -# CHECK_CONSTANT_EXISTS (CONSTANT HEADER VARIABLE) -# -# CONSTANT - the name of the constant you are interested in -# HEADER - the header(s) where the prototype should be declared -# VARIABLE - variable to store the result -# -# The following variables may be set before calling this macro to -# modify the way the check is run: -# -# CMAKE_REQUIRED_FLAGS = string of compile command line flags -# CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar) -# CMAKE_REQUIRED_INCLUDES = list of include directories -# -# Example: CHECK_CONSTANT_EXISTS(O_NOFOLLOW fcntl.h HAVE_O_NOFOLLOW) - - -INCLUDE(CheckCSourceCompiles) - -MACRO (CHECK_CONSTANT_EXISTS _CONSTANT _HEADER _RESULT) - SET(_INCLUDE_FILES) - FOREACH (it ${_HEADER}) - SET(_INCLUDE_FILES "${_INCLUDE_FILES}#include <${it}>\n") - ENDFOREACH (it) - - SET(_CHECK_CONSTANT_SOURCE_CODE " -${_INCLUDE_FILES} -void cmakeRequireConstant(int dummy,...){(void)dummy;} -int main() -{ - cmakeRequireConstant(0,${_CONSTANT}); - return 0; -} -") - CHECK_C_SOURCE_COMPILES("${_CHECK_CONSTANT_SOURCE_CODE}" ${_RESULT}) - -ENDMACRO (CHECK_CONSTANT_EXISTS) - |