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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/CheckIncludeFiles.cmake
+21 -10
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@@ -10,7 +10,7 @@ be included together.
.. command:: CHECK_INCLUDE_FILES
::
.. code-block:: cmake
CHECK_INCLUDE_FILES("<includes>" <variable> [LANGUAGE <language>])
@@ -19,24 +19,28 @@ be included together.
entry named ``<variable>``. Specify the ``<includes>`` argument
as a :ref:`;-list <CMake Language Lists>` of header file names.
If LANGUAGE is set, the specified compiler will be used to perform the
check. Acceptable values are ``C`` and ``CXX``. If not set, the C compiler
will be used if enabled. If the C compiler is not enabled, the C++
compiler will be used if enabled.
If ``LANGUAGE`` is set, the specified compiler will be used to perform the
check. Acceptable values are ``C`` and ``CXX``. If not set, the C compiler
will be used if enabled. If the C compiler is not enabled, the C++
compiler will be used if enabled.
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 modules :module:`CheckIncludeFile` and :module:`CheckIncludeFileCXX`
to check for a single header file in ``C`` or ``CXX`` languages.
@@ -98,6 +102,11 @@ macro(CHECK_INCLUDE_FILES INCLUDE VARIABLE)
set(_description "include file ${_INCLUDE}")
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
@@ -128,11 +137,13 @@ macro(CHECK_INCLUDE_FILES INCLUDE VARIABLE)
${CMAKE_BINARY_DIR}
${src}
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
${_CIF_LINK_OPTIONS}
${_CIF_LINK_LIBRARIES}
CMAKE_FLAGS
-DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_INCLUDE_FILES_FLAGS}
"${CHECK_INCLUDE_FILES_INCLUDE_DIRS}"
OUTPUT_VARIABLE OUTPUT)
unset(_CIF_LINK_OPTIONS)
unset(_CIF_LINK_LIBRARIES)
if(${VARIABLE})
if(NOT CMAKE_REQUIRED_QUIET)