diff options
| author | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
|---|---|---|
| committer | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
| commit | a6163888f3c56123b1db313743c6147ba498732c (patch) | |
| tree | ff7d15d991d1d09ba6cbc0cec80924f57445bfdd /third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake | |
| parent | c3e4c9a25c2910d2d66d52215b3406b13d5b23d5 (diff) | |
Add third_party libs
Diffstat (limited to 'third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake')
| -rw-r--r-- | third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake b/third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake new file mode 100644 index 0000000..7d824cd --- /dev/null +++ b/third_party/windows/fltk-1.1.10/CMake/CheckFunctionWithHeaderExists.cmake @@ -0,0 +1,54 @@ +#
+# Check if the symbol exists in include files
+#
+# CHECK_FUNCTIONWITHHEADER_EXISTS - macro which checks the symbol exists in include files.
+# SYMBOL - symbol
+# FILES - include files to check
+# VARIABLE - variable to return result
+#
+
+MACRO(CHECK_FUNCTIONWITHHEADER_EXISTS SYMBOL FILES VARIABLE)
+ IF("${VARIABLE}" MATCHES "^${VARIABLE}$")
+ SET(CHECK_SYMBOL_EXISTS_CONTENT "/* */\n")
+ SET(MACRO_CHECK_SYMBOL_EXISTS_FLAGS ${CMAKE_REQUIRED_FLAGS})
+ IF(CMAKE_REQUIRED_LIBRARIES)
+ SET(CHECK_SYMBOL_EXISTS_LIBS
+ "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
+ ENDIF(CMAKE_REQUIRED_LIBRARIES)
+ FOREACH(FILE ${FILES})
+ SET(CHECK_SYMBOL_EXISTS_CONTENT
+ "${CHECK_SYMBOL_EXISTS_CONTENT}#include <${FILE}>\n")
+ ENDFOREACH(FILE)
+ SET(CHECK_SYMBOL_EXISTS_CONTENT
+ "${CHECK_SYMBOL_EXISTS_CONTENT}\nint main()\n{\n${SYMBOL};return 0;\n}\n")
+
+ FILE(WRITE ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c
+ "${CHECK_SYMBOL_EXISTS_CONTENT}")
+
+ MESSAGE(STATUS "Looking for ${SYMBOL}")
+ TRY_COMPILE(${VARIABLE}
+ ${CMAKE_BINARY_DIR}
+ ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c
+ CMAKE_FLAGS
+ -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_SYMBOL_EXISTS_FLAGS}
+ "${CHECK_SYMBOL_EXISTS_LIBS}"
+ OUTPUT_VARIABLE OUTPUT)
+ IF(${VARIABLE})
+ MESSAGE(STATUS "Looking for ${SYMBOL} - found")
+ SET(${VARIABLE} 1 CACHE INTERNAL "Have symbol ${SYMBOL}")
+ FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeOutput.log
+ "Determining if the ${SYMBOL} "
+ "exist passed with the following output:\n"
+ "${OUTPUT}\nFile ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c:\n"
+ "${CHECK_SYMBOL_EXISTS_CONTENT}\n")
+ ELSE(${VARIABLE})
+ MESSAGE(STATUS "Looking for ${SYMBOL} - not found.")
+ SET(${VARIABLE} "" CACHE INTERNAL "Have symbol ${SYMBOL}")
+ FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeError.log
+ "Determining if the ${SYMBOL} "
+ "exist failed with the following output:\n"
+ "${OUTPUT}\nFile ${CMAKE_BINARY_DIR}/CMakeTmp/CheckSymbolExists.c:\n"
+ "${CHECK_SYMBOL_EXISTS_CONTENT}\n")
+ ENDIF(${VARIABLE})
+ ENDIF("${VARIABLE}" MATCHES "^${VARIABLE}$")
+ENDMACRO(CHECK_FUNCTIONWITHHEADER_EXISTS)
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