/usr/lib/CGAL/CGAL_CheckCXXFileRuns.cmake is in libcgal-dev 4.2-5ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | # - Check if the source file provided in the FILE argument compiles and runs.
# CHECK_CXX_FILE_RUNS(FILE VAR TEST)
# FILE - source file to try to compile
# VAR - variable set to 0 on success
# TEST - name of the test for a human being
#
# The following variables may be set before calling this macro to
# modify the way the check is run:
#
# CMAKE_REQUIRED_FLAGS = string of compile command line flags
# CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)
# CMAKE_REQUIRED_INCLUDES = list of include directories
# CMAKE_REQUIRED_LIBRARIES = list of libraries to link
#
# Adapted to CGAL from IST's CheckCXXSourceRuns.cmake and
# KDE4's CheckCSourceRuns.cmake
MACRO(CHECK_CXX_FILE_RUNS FILE VAR TEST)
# Set compiler settings
SET(MACRO_CHECK_FUNCTION_DEFINITIONS "${CMAKE_REQUIRED_FLAGS}")
if(CMAKE_REQUIRED_LIBRARIES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
else()
SET(CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES)
endif()
if(CMAKE_REQUIRED_INCLUDES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}")
else()
SET(CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES)
endif()
# Try to compile and run the test
#MESSAGE(STATUS "Performing Test ${TEST}")
TRY_RUN(${VAR} ${VAR}_COMPILED
"${CMAKE_BINARY_DIR}"
"${FILE}"
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES}"
"${CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES}"
OUTPUT_VARIABLE OUTPUT)
# if it did not compile make the return value fail code of 1
if(NOT ${VAR}_COMPILED)
SET(${VAR} 1 CACHE INTERNAL "Test ${TEST}" FORCE )
endif()
# if the return value was 0 then it worked
SET(result_var ${${VAR}})
if("${result_var}" EQUAL 0)
SET(${VAR} 1 CACHE INTERNAL "Test ${TEST}" FORCE )
MESSAGE(STATUS "Performing Test ${TEST} - Success")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Performing C++ SOURCE FILE Test ${TEST} succeded with the following output:\n"
"${OUTPUT}\n"
"Source file was:\n${SOURCE}\n")
else()
MESSAGE(STATUS "Performing Test ${TEST} - Failed")
SET(${VAR} "" CACHE INTERNAL "Test ${TEST}" FORCE )
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Performing C++ SOURCE FILE Test ${TEST} failed with the following output:\n"
"${OUTPUT}\n"
"Return value: ${result_var}\n"
"Source file was:\n${SOURCE}\n")
endif()
ENDMACRO(CHECK_CXX_FILE_RUNS)
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