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authorMarc Chevrier <marc.chevrier@gmail.com>2018-11-26 16:32:06 (GMT)
committerMarc Chevrier <marc.chevrier@gmail.com>2018-12-01 16:56:23 (GMT)
commitf266182aecb687f0c20c7fa7019ad0dde3222f46 (patch)
tree329ec6152a0290856004f3ac263c71acc740a4b3 /Modules/CheckCSourceCompiles.cmake
parent29f9db5c63dbfa53acdb449fad78d716a4113a88 (diff)
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Check* functions family: add support for LINK_OPTIONS
Fixes: #18521
Diffstat (limited to 'Modules/CheckCSourceCompiles.cmake')
-rw-r--r--Modules/CheckCSourceCompiles.cmake11
1 files changed, 11 insertions, 0 deletions
diff --git a/Modules/CheckCSourceCompiles.cmake b/Modules/CheckCSourceCompiles.cmake
index 5b0b70e..77ba0cc 100644
--- a/Modules/CheckCSourceCompiles.cmake
+++ b/Modules/CheckCSourceCompiles.cmake
@@ -43,6 +43,10 @@ Check if given C source compiles and links into an executable.
``try_compile()``, i.e. the contents of the :prop_dir:`INCLUDE_DIRECTORIES`
directory property will be ignored.
+ ``CMAKE_REQUIRED_LINK_OPTIONS``
+ A :ref:`;-list <CMake Language Lists>` of options to add to the link
+ command (see :command:`try_compile` for further details).
+
``CMAKE_REQUIRED_LIBRARIES``
A :ref:`;-list <CMake Language Lists>` of libraries to add to the link
command. These can be the name of system libraries or they can be
@@ -78,6 +82,12 @@ macro(CHECK_C_SOURCE_COMPILES SOURCE VAR)
endforeach()
set(MACRO_CHECK_FUNCTION_DEFINITIONS
"-D${VAR} ${CMAKE_REQUIRED_FLAGS}")
+ if(CMAKE_REQUIRED_LINK_OPTIONS)
+ set(CHECK_C_SOURCE_COMPILES_ADD_LINK_OPTIONS
+ LINK_OPTIONS ${CMAKE_REQUIRED_LINK_OPTIONS})
+ else()
+ set(CHECK_C_SOURCE_COMPILES_ADD_LINK_OPTIONS)
+ endif()
if(CMAKE_REQUIRED_LIBRARIES)
set(CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES
LINK_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
@@ -100,6 +110,7 @@ macro(CHECK_C_SOURCE_COMPILES SOURCE VAR)
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.c
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
+ ${CHECK_C_SOURCE_COMPILES_ADD_LINK_OPTIONS}
${CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES}
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CHECK_C_SOURCE_COMPILES_ADD_INCLUDES}"