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Benjamin Palko 2026-10-14 15:54:34 -04:00
parent f836927d3a
commit b154ee9266
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83
third-party/curl-7.21.4/CMake/CurlCheckCSourceRuns.cmake vendored Normal file
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# - Check if the source code provided in the SOURCE argument compiles and runs.
# CURL_CHECK_C_SOURCE_RUNS(SOURCE VAR)
# - macro which checks if the source code runs
# SOURCE - source code to try to compile
# VAR - variable to store size if the type exists.
#
# 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
macro(CURL_CHECK_C_SOURCE_RUNS SOURCE VAR)
if("${VAR}" MATCHES "^${VAR}$" OR "${VAR}" MATCHES "UNKNOWN")
set(message "${VAR}")
# If the number of arguments is greater than 2 (SOURCE VAR)
if(${ARGC} GREATER 2)
# then add the third argument as a message
set(message "${ARGV2} (${VAR})")
endif(${ARGC} GREATER 2)
set(MACRO_CHECK_FUNCTION_DEFINITIONS
"-D${VAR} ${CMAKE_REQUIRED_FLAGS}")
if(CMAKE_REQUIRED_LIBRARIES)
set(CURL_CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
else(CMAKE_REQUIRED_LIBRARIES)
set(CURL_CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES)
endif(CMAKE_REQUIRED_LIBRARIES)
if(CMAKE_REQUIRED_INCLUDES)
set(CURL_CHECK_C_SOURCE_COMPILES_ADD_INCLUDES
"-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}")
else(CMAKE_REQUIRED_INCLUDES)
set(CURL_CHECK_C_SOURCE_COMPILES_ADD_INCLUDES)
endif(CMAKE_REQUIRED_INCLUDES)
set(src "")
foreach(def ${EXTRA_DEFINES})
set(src "${src}#define ${def} 1\n")
endforeach(def)
foreach(inc ${HEADER_INCLUDES})
set(src "${src}#include <${inc}>\n")
endforeach(inc)
set(src "${src}\nint main() { ${SOURCE} ; return 0; }")
set(CMAKE_CONFIGURABLE_FILE_CONTENT "${src}")
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/CMake/CMakeConfigurableFile.in
"${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.c"
IMMEDIATE)
message(STATUS "Performing Test ${message}")
try_run(${VAR} ${VAR}_COMPILED
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.c
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CURL_CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES}"
"${CURL_CHECK_C_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)
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 ${message}")
message(STATUS "Performing Test ${message} - Success")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Performing C SOURCE FILE Test ${message} succeded with the following output:\n"
"${OUTPUT}\n"
"Return value: ${${VAR}}\n"
"Source file was:\n${src}\n")
else("${result_var}" EQUAL 0)
message(STATUS "Performing Test ${message} - Failed")
set(${VAR} "" CACHE INTERNAL "Test ${message}")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Performing C SOURCE FILE Test ${message} failed with the following output:\n"
"${OUTPUT}\n"
"Return value: ${result_var}\n"
"Source file was:\n${src}\n")
endif("${result_var}" EQUAL 0)
endif("${VAR}" MATCHES "^${VAR}$" OR "${VAR}" MATCHES "UNKNOWN")
endmacro(CURL_CHECK_C_SOURCE_RUNS)