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-rw-r--r--Modules/CheckCSourceRuns.cmake16
1 files changed, 12 insertions, 4 deletions
diff --git a/Modules/CheckCSourceRuns.cmake b/Modules/CheckCSourceRuns.cmake
index 641b41f..7b15c42 100644
--- a/Modules/CheckCSourceRuns.cmake
+++ b/Modules/CheckCSourceRuns.cmake
@@ -1,4 +1,4 @@
-# - Check if the source code provided in the SOURCE argument compiles.
+# - Check if the source code provided in the SOURCE argument compiles and runs.
# CHECK_C_SOURCE_RUNS(SOURCE VAR)
# - macro which checks if the source code runs
# SOURCE - source code to try to compile
@@ -40,21 +40,29 @@ MACRO(CHECK_C_SOURCE_RUNS SOURCE VAR)
"${CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES}"
"${CHECK_C_SOURCE_COMPILES_ADD_INCLUDES}"
OUTPUT_VARIABLE OUTPUT)
- IF(${VAR})
+ # if it did not compile make the return value fail code of 1
+ IF(NOT ${${VAR}_COMPILED})
+ SET(${VAR} 1)
+ ENDIF(NOT ${${VAR}_COMPILED})
+ # if the return value was 0 then it worked
+ SET(result_var ${${VAR}})
+ IF(${result_var} EQUAL 0)
SET(${VAR} 1 CACHE INTERNAL "Test ${FUNCTION}")
MESSAGE(STATUS "Performing Test ${VAR} - Success")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Performing C SOURCE FILE Test ${VAR} succeded with the following output:\n"
"${OUTPUT}\n"
+ "Return value: ${${VAR}}\n"
"Source file was:\n${SOURCE}\n")
- ELSE(${VAR})
+ ELSE(${result_var} EQUAL 0)
MESSAGE(STATUS "Performing Test ${VAR} - Failed")
SET(${VAR} "" CACHE INTERNAL "Test ${FUNCTION}")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Performing C SOURCE FILE Test ${VAR} failed with the following output:\n"
"${OUTPUT}\n"
+ "Return value: ${result_var}\n"
"Source file was:\n${SOURCE}\n")
- ENDIF(${VAR})
+ ENDIF(${result_var} EQUAL 0)
ENDIF("${VAR}" MATCHES "^${VAR}$")
ENDMACRO(CHECK_C_SOURCE_RUNS)