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#
# Copyright (c) 2007-2010 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
MACRO(CHECK_C_INLINE)
#
# Return the inline definition string.
#
IF(NOT HAVE_INLINE)
# path of foo test programs
SET (FOO_SOURCE_DIR ${OpenMPI_SOURCE_DIR}/CMakeTests)
MESSAGE( STATUS "Check inline definition...")
FOREACH(KEYWORD "inline" "__inline__" "__inline")
SET(HAVE_INLINE FALSE)
FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/test_inline.c"
"typedef int foo_t;
static inline foo_t static_foo(){return 0;}
foo_t foo(){return 0;}
int main(int argc, char *argv[]){return 0;}
")
TRY_COMPILE(C_HAS_${KEYWORD} "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CMakeTmp/"
"${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/test_inline.c"
COMPILE_DEFINITIONS "-Dinline=${KEYWORD}")
IF(C_HAS_${KEYWORD})
SET(HAVE_INLINE TRUE CACHE INTERNAL "have 'inline' definition")
SET(INLINE_STRING ${KEYWORD} CACHE INTERNAL "'inline' definition")
MESSAGE( STATUS "Checking inline definition...${INLINE_STRING}")
BREAK()
ENDIF(C_HAS_${KEYWORD})
ENDFOREACH(KEYWORD)
IF(NOT HAVE_INLINE)
MESSAGE(FATAL_ERROR "Check inline definition...failed. Cannot continue.")
ENDIF(NOT HAVE_INLINE)
ENDIF(NOT HAVE_INLINE)
OMPI_DEF(inline ${INLINE_STRING} "Define to `__inline__' or `__inline'." 0 1)
ENDMACRO(CHECK_C_INLINE)
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