libevent/cmake/CheckFunctionKeywords.cmake
Mark Ellzey 8b228e27f5 Lot's of cmake updates
This is still not done, cmake here was a horrid mess, but we're
getting our act together now.
2015-12-19 01:47:49 -08:00

15 lines
545 B
CMake

include(CheckCSourceCompiles)
macro(check_function_keywords _wordlist)
set(${_result} "")
foreach(flag ${_wordlist})
string(REGEX REPLACE "[-+/ ()]" "_" flagname "${flag}")
string(TOUPPER "${flagname}" flagname)
set(have_flag "HAVE_${flagname}")
check_c_source_compiles("${flag} void func(); void func() { } int main() { func(); return 0; }" ${have_flag})
if(${have_flag} AND NOT ${_result})
set(${_result} "${flag}")
endif(${have_flag} AND NOT ${_result})
endforeach(flag)
endmacro(check_function_keywords)