diff options
Diffstat (limited to 'Modules/CheckStructHasMember.cmake')
| -rw-r--r-- | Modules/CheckStructHasMember.cmake | 73 |
1 files changed, 37 insertions, 36 deletions
diff --git a/Modules/CheckStructHasMember.cmake b/Modules/CheckStructHasMember.cmake index 8689a5c..e7c337c 100644 --- a/Modules/CheckStructHasMember.cmake +++ b/Modules/CheckStructHasMember.cmake @@ -1,42 +1,43 @@ # Distributed under the OSI-approved BSD 3-Clause License. See accompanying # file Copyright.txt or https://cmake.org/licensing for details. -#.rst: -# CheckStructHasMember -# -------------------- -# -# Check if the given struct or class has the specified member variable -# -# :: -# -# CHECK_STRUCT_HAS_MEMBER(<struct> <member> <header> <variable> -# [LANGUAGE <language>]) -# -# :: -# -# <struct> - the name of the struct or class you are interested in -# <member> - the member which existence you want to check -# <header> - the header(s) where the prototype should be declared -# <variable> - variable to store the result -# <language> - the compiler to use (C or CXX) -# -# -# -# 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 = list of libraries to link -# CMAKE_REQUIRED_QUIET = execute quietly without messages -# -# -# -# Example: CHECK_STRUCT_HAS_MEMBER("struct timeval" tv_sec sys/select.h -# HAVE_TIMEVAL_TV_SEC LANGUAGE C) +#[=======================================================================[.rst: +CheckStructHasMember +-------------------- + +Check if the given struct or class has the specified member variable + +:: + + CHECK_STRUCT_HAS_MEMBER(<struct> <member> <header> <variable> + [LANGUAGE <language>]) + +:: + + <struct> - the name of the struct or class you are interested in + <member> - the member which existence you want to check + <header> - the header(s) where the prototype should be declared + <variable> - variable to store the result + <language> - the compiler to use (C or CXX) + + + +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 = list of libraries to link + CMAKE_REQUIRED_QUIET = execute quietly without messages + + + +Example: CHECK_STRUCT_HAS_MEMBER("struct timeval" tv_sec sys/select.h +HAVE_TIMEVAL_TV_SEC LANGUAGE C) +#]=======================================================================] include_guard(GLOBAL) include(CheckCSourceCompiles) |