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Diffstat (limited to 'share/cmake-3.2/Modules/CheckSymbolExists.cmake')
| -rwxr-xr-x | share/cmake-3.2/Modules/CheckSymbolExists.cmake | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/share/cmake-3.2/Modules/CheckSymbolExists.cmake b/share/cmake-3.2/Modules/CheckSymbolExists.cmake deleted file mode 100755 index 79c5ba7..0000000 --- a/share/cmake-3.2/Modules/CheckSymbolExists.cmake +++ /dev/null @@ -1,113 +0,0 @@ -#.rst: -# CheckSymbolExists -# ----------------- -# -# Check if a symbol exists as a function, variable, or macro -# -# CHECK_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. -# <variable> will be created as an internal cache variable. -# -# 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). If -# the check needs to be done in C++, consider using -# CHECK_CXX_SYMBOL_EXISTS(), which does the same as -# CHECK_SYMBOL_EXISTS(), but in C++. -# -# 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. -# -# Distributed under the OSI-approved BSD License (the "License"); -# see accompanying file Copyright.txt for details. -# -# This software is distributed WITHOUT ANY WARRANTY; without even the -# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -# See the License for more information. -#============================================================================= -# (To distribute this file outside of CMake, substitute the full -# License text for the above reference.) - - - -macro(CHECK_SYMBOL_EXISTS SYMBOL FILES VARIABLE) - _CHECK_SYMBOL_EXISTS("${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckSymbolExists.c" "${SYMBOL}" "${FILES}" "${VARIABLE}" ) -endmacro() - -macro(_CHECK_SYMBOL_EXISTS SOURCEFILE SYMBOL FILES VARIABLE) - if(NOT DEFINED "${VARIABLE}" OR "x${${VARIABLE}}" STREQUAL "x${VARIABLE}") - set(CMAKE_CONFIGURABLE_FILE_CONTENT "/* */\n") - set(MACRO_CHECK_SYMBOL_EXISTS_FLAGS ${CMAKE_REQUIRED_FLAGS}) - if(CMAKE_REQUIRED_LIBRARIES) - set(CHECK_SYMBOL_EXISTS_LIBS - LINK_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES}) - else() - set(CHECK_SYMBOL_EXISTS_LIBS) - endif() - if(CMAKE_REQUIRED_INCLUDES) - set(CMAKE_SYMBOL_EXISTS_INCLUDES - "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}") - else() - set(CMAKE_SYMBOL_EXISTS_INCLUDES) - endif() - foreach(FILE ${FILES}) - set(CMAKE_CONFIGURABLE_FILE_CONTENT - "${CMAKE_CONFIGURABLE_FILE_CONTENT}#include <${FILE}>\n") - endforeach() - set(CMAKE_CONFIGURABLE_FILE_CONTENT - "${CMAKE_CONFIGURABLE_FILE_CONTENT}\nint main(int argc, char** argv)\n{\n (void)argv;\n#ifndef ${SYMBOL}\n return ((int*)(&${SYMBOL}))[argc];\n#else\n (void)argc;\n return 0;\n#endif\n}\n") - - configure_file("${CMAKE_ROOT}/Modules/CMakeConfigurableFile.in" - "${SOURCEFILE}" @ONLY) - - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${SYMBOL}") - endif() - try_compile(${VARIABLE} - ${CMAKE_BINARY_DIR} - "${SOURCEFILE}" - COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} - ${CHECK_SYMBOL_EXISTS_LIBS} - CMAKE_FLAGS - -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_SYMBOL_EXISTS_FLAGS} - "${CMAKE_SYMBOL_EXISTS_INCLUDES}" - OUTPUT_VARIABLE OUTPUT) - if(${VARIABLE}) - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${SYMBOL} - found") - endif() - set(${VARIABLE} 1 CACHE INTERNAL "Have symbol ${SYMBOL}") - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log - "Determining if the ${SYMBOL} " - "exist passed with the following output:\n" - "${OUTPUT}\nFile ${SOURCEFILE}:\n" - "${CMAKE_CONFIGURABLE_FILE_CONTENT}\n") - else() - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${SYMBOL} - not found") - endif() - set(${VARIABLE} "" CACHE INTERNAL "Have symbol ${SYMBOL}") - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log - "Determining if the ${SYMBOL} " - "exist failed with the following output:\n" - "${OUTPUT}\nFile ${SOURCEFILE}:\n" - "${CMAKE_CONFIGURABLE_FILE_CONTENT}\n") - endif() - endif() -endmacro() |