cmake-d/cmaked/CMakeTestDCompiler.cmake
2013-10-15 21:43:42 +02:00

77 lines
3.3 KiB
CMake

#
# CMakeD - CMake module for D Language
#
# Copyright (c) 2007, Selman Ulug <selman.ulug@gmail.com>
# Tim Burrell <tim.burrell@gmail.com>
#
# All rights reserved.
#
# See Copyright.txt for details.
#
# Modified from CMake 2.6.5 CMakeTestCCompiler.cmake
# See http://www.cmake.org/HTML/Copyright.html for details
#
INCLUDE(CMakeTestCompilerCommon)
# This file is used by EnableLanguage in cmGlobalGenerator to
# determine that that selected D compiler can actually compile
# and link the most basic of programs. If not, a fatal error
# is set and cmake stops processing commands and will not generate
# any makefiles or projects.
IF(NOT CMAKE_D_COMPILER_WORKS)
PrintTestCompilerStatus("D" "")
FILE(WRITE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testDCompiler.d
"int main(char[][] args)\n"
"{return args.sizeof-1;}\n")
TRY_COMPILE(CMAKE_D_COMPILER_WORKS ${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testDCompiler.d
OUTPUT_VARIABLE OUTPUT)
SET(D_TEST_WAS_RUN 1)
ENDIF(NOT CMAKE_D_COMPILER_WORKS)
IF(NOT CMAKE_D_COMPILER_WORKS)
PrintTestCompilerStatus("D" " -- broken")
message(STATUS "To force a specific D compiler set the DC environment variable")
message(STATUS " ie - export DC=\"/usr/bin/dmd\"")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining if the D compiler works failed with "
"the following output:\n${OUTPUT}\n\n")
# if the compiler is broken make sure to remove the platform file
# since Windows-cl configures both c/cxx files both need to be removed
# when c or c++ fails
FILE(REMOVE ${CMAKE_PLATFORM_ROOT_BIN}/CMakeDPlatform.cmake )
MESSAGE(FATAL_ERROR "The D compiler \"${CMAKE_D_COMPILER}\" "
"is not able to compile a simple test program.\nIt fails "
"with the following output:\n ${OUTPUT}\n\n"
"CMake will not be able to correctly generate this project.")
ELSE(NOT CMAKE_D_COMPILER_WORKS)
IF(D_TEST_WAS_RUN)
MESSAGE(STATUS "Check for working D compiler: ${CMAKE_D_COMPILER} -- works")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Determining if the D compiler works passed with "
"the following output:\n${OUTPUT}\n\n")
ENDIF(D_TEST_WAS_RUN)
SET(CMAKE_D_COMPILER_WORKS 1 CACHE INTERNAL "")
IF(CMAKE_D_COMPILER_FORCED)
# The compiler configuration was forced by the user.
# Assume the user has configured all compiler information.
ELSE(CMAKE_D_COMPILER_FORCED)
# Try to identify the ABI and configure it into CMakeDCompiler.cmake
INCLUDE(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerABI.cmake)
FIND_FILE(CMAKE_D_COMPILER_ABI_SRC CMakeDCompilerABI.d
PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH})
CMAKE_DETERMINE_COMPILER_ABI(D ${CMAKE_D_COMPILER_ABI_SRC})
FIND_FILE(CMAKE_D_COMPILER_CMAKE_IN CMakeDCompiler.cmake.in
PATHS ${CMAKE_ROOT}/Modules ${CMAKE_MODULE_PATH})
CONFIGURE_FILE(
${CMAKE_D_COMPILER_CMAKE_IN}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeDCompiler.cmake
@ONLY IMMEDIATE # IMMEDIATE must be here for compatibility mode <= 2.0
)
INCLUDE(${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeDCompiler.cmake)
UNSET(CMAKE_D_COMPILER_ABI_SRC CACHE)
UNSET(CMAKE_D_COMPILER_CMAKE_IN CACHE)
ENDIF(CMAKE_D_COMPILER_FORCED)
ENDIF(NOT CMAKE_D_COMPILER_WORKS)