curl/CMake/Macros.cmake
Jakub Zakrzewski 2257deb502 Cmake: Avoid cycle directory dependencies.
Because we prepended libraries to list, CMake had troubles resolving
link directory order as it detected some cycles. Appending to list ensures
that dependencies will preceed dependees.
2014-10-09 13:48:30 +02:00

90 lines
3.9 KiB
CMake

#File defines convenience macros for available feature testing
# This macro checks if the symbol exists in the library and if it
# does, it appends library to the list.
macro(CHECK_LIBRARY_EXISTS_CONCAT LIBRARY SYMBOL VARIABLE)
check_library_exists("${CURL_LIBS};${LIBRARY}" ${SYMBOL} "${CMAKE_LIBRARY_PATH}"
${VARIABLE})
if(${VARIABLE})
list(APPEND CURL_LIBS ${LIBRARY})
endif(${VARIABLE})
endmacro(CHECK_LIBRARY_EXISTS_CONCAT)
# Check if header file exists and add it to the list.
macro(CHECK_INCLUDE_FILE_CONCAT FILE VARIABLE)
check_include_file("${FILE}" ${VARIABLE})
if(${VARIABLE})
set(CURL_INCLUDES ${CURL_INCLUDES} ${FILE})
set(CURL_TEST_DEFINES "${CURL_TEST_DEFINES} -D${VARIABLE}")
endif(${VARIABLE})
endmacro(CHECK_INCLUDE_FILE_CONCAT)
# For other curl specific tests, use this macro.
macro(CURL_INTERNAL_TEST CURL_TEST)
if("${CURL_TEST}" MATCHES "^${CURL_TEST}$")
set(MACRO_CHECK_FUNCTION_DEFINITIONS
"-D${CURL_TEST} ${CURL_TEST_DEFINES} ${CMAKE_REQUIRED_FLAGS}")
if(CMAKE_REQUIRED_LIBRARIES)
set(CURL_TEST_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
endif(CMAKE_REQUIRED_LIBRARIES)
message(STATUS "Performing Curl Test ${CURL_TEST}")
try_compile(${CURL_TEST}
${CMAKE_BINARY_DIR}
${CMAKE_CURRENT_SOURCE_DIR}/CMake/CurlTests.c
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CURL_TEST_ADD_LIBRARIES}"
OUTPUT_VARIABLE OUTPUT)
if(${CURL_TEST})
set(${CURL_TEST} 1 CACHE INTERNAL "Curl test ${FUNCTION}")
message(STATUS "Performing Curl Test ${CURL_TEST} - Success")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Performing Curl Test ${CURL_TEST} passed with the following output:\n"
"${OUTPUT}\n")
else(${CURL_TEST})
message(STATUS "Performing Curl Test ${CURL_TEST} - Failed")
set(${CURL_TEST} "" CACHE INTERNAL "Curl test ${FUNCTION}")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Performing Curl Test ${CURL_TEST} failed with the following output:\n"
"${OUTPUT}\n")
endif(${CURL_TEST})
endif("${CURL_TEST}" MATCHES "^${CURL_TEST}$")
endmacro(CURL_INTERNAL_TEST)
macro(CURL_INTERNAL_TEST_RUN CURL_TEST)
if("${CURL_TEST}_COMPILE" MATCHES "^${CURL_TEST}_COMPILE$")
set(MACRO_CHECK_FUNCTION_DEFINITIONS
"-D${CURL_TEST} ${CMAKE_REQUIRED_FLAGS}")
if(CMAKE_REQUIRED_LIBRARIES)
set(CURL_TEST_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
endif(CMAKE_REQUIRED_LIBRARIES)
message(STATUS "Performing Curl Test ${CURL_TEST}")
try_run(${CURL_TEST} ${CURL_TEST}_COMPILE
${CMAKE_BINARY_DIR}
${CMAKE_CURRENT_SOURCE_DIR}/CMake/CurlTests.c
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CURL_TEST_ADD_LIBRARIES}"
OUTPUT_VARIABLE OUTPUT)
if(${CURL_TEST}_COMPILE AND NOT ${CURL_TEST})
set(${CURL_TEST} 1 CACHE INTERNAL "Curl test ${FUNCTION}")
message(STATUS "Performing Curl Test ${CURL_TEST} - Success")
else(${CURL_TEST}_COMPILE AND NOT ${CURL_TEST})
message(STATUS "Performing Curl Test ${CURL_TEST} - Failed")
set(${CURL_TEST} "" CACHE INTERNAL "Curl test ${FUNCTION}")
file(APPEND "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log"
"Performing Curl Test ${CURL_TEST} failed with the following output:\n"
"${OUTPUT}")
if(${CURL_TEST}_COMPILE)
file(APPEND
"${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log"
"There was a problem running this test\n")
endif(${CURL_TEST}_COMPILE)
file(APPEND "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log"
"\n\n")
endif(${CURL_TEST}_COMPILE AND NOT ${CURL_TEST})
endif("${CURL_TEST}_COMPILE" MATCHES "^${CURL_TEST}_COMPILE$")
endmacro(CURL_INTERNAL_TEST_RUN)