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-rw-r--r--Modules/CMakeDetermineRCCompiler.cmake67
1 files changed, 67 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineRCCompiler.cmake b/Modules/CMakeDetermineRCCompiler.cmake
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+++ b/Modules/CMakeDetermineRCCompiler.cmake
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+
+#=============================================================================
+# Copyright 2004-2009 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.)
+
+# determine the compiler to use for C programs
+# NOTE, a generator may set CMAKE_C_COMPILER before
+# loading this file to force a compiler.
+# use environment variable CCC first if defined by user, next use
+# the cmake variable CMAKE_GENERATOR_CC which can be defined by a generator
+# as a default compiler
+IF(NOT CMAKE_RC_COMPILER)
+ # prefer the environment variable CC
+ IF($ENV{RC} MATCHES ".+")
+ GET_FILENAME_COMPONENT(CMAKE_RC_COMPILER_INIT $ENV{RC} PROGRAM PROGRAM_ARGS CMAKE_RC_FLAGS_ENV_INIT)
+ IF(CMAKE_RC_FLAGS_ENV_INIT)
+ SET(CMAKE_RC_COMPILER_ARG1 "${CMAKE_RC_FLAGS_ENV_INIT}" CACHE STRING "First argument to RC compiler")
+ ENDIF(CMAKE_RC_FLAGS_ENV_INIT)
+ IF(EXISTS ${CMAKE_RC_COMPILER_INIT})
+ ELSE(EXISTS ${CMAKE_RC_COMPILER_INIT})
+ MESSAGE(FATAL_ERROR "Could not find compiler set in environment variable RC:\n$ENV{RC}.")
+ ENDIF(EXISTS ${CMAKE_RC_COMPILER_INIT})
+ ENDIF($ENV{RC} MATCHES ".+")
+
+ # next try prefer the compiler specified by the generator
+ IF(CMAKE_GENERATOR_RC)
+ IF(NOT CMAKE_RC_COMPILER_INIT)
+ SET(CMAKE_RC_COMPILER_INIT ${CMAKE_GENERATOR_RC})
+ ENDIF(NOT CMAKE_RC_COMPILER_INIT)
+ ENDIF(CMAKE_GENERATOR_RC)
+
+ # finally list compilers to try
+ IF(CMAKE_RC_COMPILER_INIT)
+ SET(CMAKE_RC_COMPILER_LIST ${CMAKE_RC_COMPILER_INIT})
+ ELSE(CMAKE_RC_COMPILER_INIT)
+ SET(CMAKE_RC_COMPILER_LIST rc)
+ ENDIF(CMAKE_RC_COMPILER_INIT)
+
+ # Find the compiler.
+ FIND_PROGRAM(CMAKE_RC_COMPILER NAMES ${CMAKE_RC_COMPILER_LIST} DOC "RC compiler")
+ IF(CMAKE_RC_COMPILER_INIT AND NOT CMAKE_RC_COMPILER)
+ SET(CMAKE_RC_COMPILER "${CMAKE_RC_COMPILER_INIT}" CACHE FILEPATH "RC compiler" FORCE)
+ ENDIF(CMAKE_RC_COMPILER_INIT AND NOT CMAKE_RC_COMPILER)
+ENDIF(NOT CMAKE_RC_COMPILER)
+
+MARK_AS_ADVANCED(CMAKE_RC_COMPILER)
+
+GET_FILENAME_COMPONENT(_CMAKE_RC_COMPILER_NAME_WE ${CMAKE_RC_COMPILER} NAME_WE)
+IF(_CMAKE_RC_COMPILER_NAME_WE STREQUAL "windres")
+ SET(CMAKE_RC_OUTPUT_EXTENSION .obj)
+ELSE()
+ SET(CMAKE_RC_OUTPUT_EXTENSION .res)
+ENDIF()
+
+# configure variables set in this file for fast reload later on
+CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CMakeRCCompiler.cmake.in
+ ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeRCCompiler.cmake IMMEDIATE)
+SET(CMAKE_RC_COMPILER_ENV_VAR "RC")