diff options
Diffstat (limited to 'host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake')
| -rw-r--r-- | host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake | 43 |
1 files changed, 25 insertions, 18 deletions
diff --git a/host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake b/host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake index d2cfac55e..2f16ba677 100644 --- a/host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake +++ b/host/cmake/Modules/CheckCXXSymbolExistsCopy.cmake @@ -1,26 +1,33 @@ -# - Check if a symbol exists as a function, variable, or macro in C++ +#.rst: +# CheckCXXSymbolExists +# -------------------- +# +# Check if a symbol exists as a function, variable, or macro in C++ +# # CHECK_CXX_SYMBOL_EXISTS(<symbol> <files> <variable>) # # Check that the <symbol> is available after including given header -# <files> and store the result in a <variable>. Specify the list -# of files in one argument as a semicolon-separated list. -# CHECK_CXX_SYMBOL_EXISTS() can be used to check in C++ files, as opposed -# to CHECK_SYMBOL_EXISTS(), which works only for C. +# <files> and store the result in a <variable>. Specify the list of +# files in one argument as a semicolon-separated list. +# CHECK_CXX_SYMBOL_EXISTS() can be used to check in C++ files, as +# opposed to CHECK_SYMBOL_EXISTS(), which works only for C. # # If the header files define the symbol as a macro it is considered -# available and assumed to work. If the header files declare the -# symbol as a function or variable then the symbol must also be -# available for linking. If the symbol is a type or enum value -# it will not be recognized (consider using CheckTypeSize or -# CheckCSourceCompiles). -# -# 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 +# available and assumed to work. If the header files declare the symbol +# as a function or variable then the symbol must also be available for +# linking. If the symbol is a type or enum value it will not be +# recognized (consider using CheckTypeSize or CheckCSourceCompiles). +# +# 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 #============================================================================= # Copyright 2003-2011 Kitware, Inc. |