diff options
Diffstat (limited to 'share/cmake-3.10/Modules/CheckVariableExists.cmake')
-rw-r--r-- | share/cmake-3.10/Modules/CheckVariableExists.cmake | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/share/cmake-3.10/Modules/CheckVariableExists.cmake b/share/cmake-3.10/Modules/CheckVariableExists.cmake deleted file mode 100644 index fd5c36c..0000000 --- a/share/cmake-3.10/Modules/CheckVariableExists.cmake +++ /dev/null @@ -1,73 +0,0 @@ -# Distributed under the OSI-approved BSD 3-Clause License. See accompanying -# file Copyright.txt or https://cmake.org/licensing for details. - -#.rst: -# CheckVariableExists -# ------------------- -# -# Check if the variable exists. -# -# :: -# -# CHECK_VARIABLE_EXISTS(VAR VARIABLE) -# -# -# -# :: -# -# VAR - the name of the variable -# VARIABLE - variable to store the result -# Will be created as an internal cache variable. -# -# -# This macro is only for C variables. -# -# 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_LIBRARIES = list of libraries to link -# CMAKE_REQUIRED_QUIET = execute quietly without messages - -macro(CHECK_VARIABLE_EXISTS VAR VARIABLE) - if(NOT DEFINED "${VARIABLE}") - set(MACRO_CHECK_VARIABLE_DEFINITIONS - "-DCHECK_VARIABLE_EXISTS=${VAR} ${CMAKE_REQUIRED_FLAGS}") - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${VAR}") - endif() - if(CMAKE_REQUIRED_LIBRARIES) - set(CHECK_VARIABLE_EXISTS_ADD_LIBRARIES - LINK_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES}) - else() - set(CHECK_VARIABLE_EXISTS_ADD_LIBRARIES) - endif() - try_compile(${VARIABLE} - ${CMAKE_BINARY_DIR} - ${CMAKE_ROOT}/Modules/CheckVariableExists.c - COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} - ${CHECK_VARIABLE_EXISTS_ADD_LIBRARIES} - CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_VARIABLE_DEFINITIONS} - OUTPUT_VARIABLE OUTPUT) - if(${VARIABLE}) - set(${VARIABLE} 1 CACHE INTERNAL "Have variable ${VAR}") - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${VAR} - found") - endif() - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log - "Determining if the variable ${VAR} exists passed with the following output:\n" - "${OUTPUT}\n\n") - else() - set(${VARIABLE} "" CACHE INTERNAL "Have variable ${VAR}") - if(NOT CMAKE_REQUIRED_QUIET) - message(STATUS "Looking for ${VAR} - not found") - endif() - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log - "Determining if the variable ${VAR} exists failed with the following output:\n" - "${OUTPUT}\n\n") - endif() - endif() -endmacro() |