mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-27 08:22:31 +00:00
29 lines
953 B
CMake
29 lines
953 B
CMake
#Inspired from http://www.cmake.org/Wiki/CMakeTestInline
|
|
|
|
IF(NOT DEFINED C_INLINE_KEYWORD)
|
|
|
|
SET(INLINE_TEST_SRC "/* Inspired by autoconf's c.m4 */
|
|
static inline int static_foo() {return 0\;}
|
|
int main(int argc, char *argv[]){return 0\;}
|
|
")
|
|
|
|
FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/CMakeTestCInline.c ${INLINE_TEST_SRC})
|
|
|
|
FOREACH(KEYWORD "inline" "__inline__" "__inline")
|
|
IF(NOT DEFINED C_INLINE)
|
|
TRY_COMPILE(C_HAS_${KEYWORD}
|
|
${CMAKE_CURRENT_BINARY_DIR}
|
|
${CMAKE_CURRENT_BINARY_DIR}/CMakeTestCInline.c
|
|
COMPILE_DEFINITIONS "-Dinline=${KEYWORD}"
|
|
)
|
|
IF(C_HAS_${KEYWORD})
|
|
SET(C_INLINE ${KEYWORD})
|
|
ENDIF(C_HAS_${KEYWORD})
|
|
ENDIF(NOT DEFINED C_INLINE)
|
|
ENDFOREACH(KEYWORD)
|
|
|
|
SET(C_INLINE_KEYWORD ${C_INLINE} CACHE INTERNAL "The keyword needed by the C compiler to inline a function" FORCE)
|
|
message(STATUS "Found C inline keyword: ${C_INLINE_KEYWORD}")
|
|
|
|
ENDIF(NOT DEFINED C_INLINE_KEYWORD)
|