CheckIncludeFiles¶
Provides a macro to check if a list of one or more header files can be included together.
-
CHECK_INCLUDE_FILES
¶ CHECK_INCLUDE_FILES("<includes>" <variable> [LANGUAGE <language>])
Check if the given
<includes>
list may be included together in a source file and store the result in an internal cache entry named<variable>
. Specify the<includes>
argument as a ;-list 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.
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
A list of libraries to link. See policy
CMP0075
.CMAKE_REQUIRED_QUIET
execute quietly without messages
See modules CheckIncludeFile
and CheckIncludeFileCXX
to check for a single header file in C
or CXX
languages.