diff options
Diffstat (limited to 'modules/MacroPushRequiredVars.cmake')
| -rw-r--r-- | modules/MacroPushRequiredVars.cmake | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/modules/MacroPushRequiredVars.cmake b/modules/MacroPushRequiredVars.cmake new file mode 100644 index 00000000..34ff0e9f --- /dev/null +++ b/modules/MacroPushRequiredVars.cmake @@ -0,0 +1,28 @@ +# this module defines two macros: +# MACRO_PUSH_REQUIRED_VARS() +# and +# MACRO_POP_REQUIRED_VARS() +# use these if you call cmake macros which use +# any of the CMAKE_REQUIRED_XXX variables +# +# Usage: +# MACRO_PUSH_REQUIRED_VARS() +# SET(CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} -DSOME_MORE_DEF) +# CHECK_FUNCTION_EXISTS(...) +# MACRO_POP_REQUIRED_VARS() +# + +MACRO(MACRO_PUSH_REQUIRED_VARS) + SET(_CMAKE_REQUIRED_INCLUDES_SAVE ${CMAKE_REQUIRED_INCLUDES}) + SET(_CMAKE_REQUIRED_DEFINITIONS_SAVE ${CMAKE_REQUIRED_DEFINITIONS}) + SET(_CMAKE_REQUIRED_LIBRARIES_SAVE ${CMAKE_REQUIRED_LIBRARIES}) + SET(_CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS}) +ENDMACRO(MACRO_PUSH_REQUIRED_VARS) + +MACRO(MACRO_POP_REQUIRED_VARS) + SET(CMAKE_REQUIRED_INCLUDES ${_CMAKE_REQUIRED_INCLUDES_SAVE}) + SET(CMAKE_REQUIRED_DEFINITIONS ${_CMAKE_REQUIRED_DEFINITIONS_SAVE}) + SET(CMAKE_REQUIRED_LIBRARIES ${_CMAKE_REQUIRED_LIBRARIES_SAVE}) + SET(CMAKE_REQUIRED_FLAGS ${_CMAKE_REQUIRED_FLAGS_SAVE}) +ENDMACRO(MACRO_POP_REQUIRED_VARS) + |