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Check* functions family: add support for LINK_OPTIONS

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Fixes: #18521
This commit is contained in:
Marc Chevrier
2018-11-26 17:32:06 +01:00
parent 29f9db5c63
commit f266182aec
19 changed files with 348 additions and 162 deletions
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Modules/CheckIncludeFile.cmake
+17 -6
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@@ -9,7 +9,7 @@ Provides a macro to check if a header file can be included in ``C``.
.. command:: CHECK_INCLUDE_FILE
::
.. code-block:: cmake
CHECK_INCLUDE_FILE(<include> <variable> [<flags>])
@@ -22,15 +22,19 @@ 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
string of compile command line flags.
``CMAKE_REQUIRED_DEFINITIONS``
list of macros to define (-DFOO=bar)
a :ref:`;-list <CMake Language Lists>` of macros to define (-DFOO=bar).
``CMAKE_REQUIRED_INCLUDES``
list of include directories
a :ref:`;-list <CMake Language Lists>` of header search paths to pass to
the compiler.
``CMAKE_REQUIRED_LINK_OPTIONS``
a :ref:`;-list <CMake Language Lists>` of options to add to the link command.
``CMAKE_REQUIRED_LIBRARIES``
A list of libraries to link. See policy :policy:`CMP0075`.
a :ref:`;-list <CMake Language Lists>` of libraries to add to the link
command. See policy :policy:`CMP0075`.
``CMAKE_REQUIRED_QUIET``
execute quietly without messages
execute quietly without messages.
See the :module:`CheckIncludeFiles` module to check for multiple headers
at once. See the :module:`CheckIncludeFileCXX` module to check for headers
@@ -58,6 +62,11 @@ macro(CHECK_INCLUDE_FILE INCLUDE VARIABLE)
string(APPEND CMAKE_C_FLAGS " ${ARGV2}")
endif()
set(_CIF_LINK_OPTIONS)
if(CMAKE_REQUIRED_LINK_OPTIONS)
set(_CIF_LINK_OPTIONS LINK_OPTIONS ${CMAKE_REQUIRED_LINK_OPTIONS})
endif()
set(_CIF_LINK_LIBRARIES "")
if(CMAKE_REQUIRED_LIBRARIES)
cmake_policy(GET CMP0075 _CIF_CMP0075
@@ -85,11 +94,13 @@ macro(CHECK_INCLUDE_FILE INCLUDE VARIABLE)
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckIncludeFile.c
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
${_CIF_LINK_OPTIONS}
${_CIF_LINK_LIBRARIES}
CMAKE_FLAGS
-DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_INCLUDE_FILE_FLAGS}
"${CHECK_INCLUDE_FILE_C_INCLUDE_DIRS}"
OUTPUT_VARIABLE OUTPUT)
unset(_CIF_LINK_OPTIONS)
unset(_CIF_LINK_LIBRARIES)
if(${ARGC} EQUAL 3)