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STYLE: use a separate source file for generating CMakeSystem.cmake if CMAKE_TOOLCHAIN_FILE is used

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Alex
This commit is contained in:
Alexander Neundorf
2007-05-21 11:26:40 -04:00
parent c8dd1caff9
commit 71359f5b9d
5 changed files with 28 additions and 22 deletions
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11
Modules/CMakeDetermineSystem.cmake
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@@ -26,6 +26,10 @@
# cygwin CYGWIN_NT-5.1
# MacOSX Darwin
#set the source file which will be configured to become CMakeSystem.cmake
SET(_CMAKE_SYSTEM_TEMPLATE_FILE ${CMAKE_ROOT}/Modules/CMakeSystem.cmake.in )
IF(CMAKE_TOOLCHAIN_FILE)
# at first try to load it as path relative to the directory from which cmake has been run
INCLUDE("${CMAKE_BINARY_DIR}/${CMAKE_TOOLCHAIN_FILE}" OPTIONAL RESULT_VARIABLE _INCLUDED_TOOLCHAIN_FILE)
@@ -40,6 +44,9 @@ IF(CMAKE_TOOLCHAIN_FILE)
MESSAGE(FATAL_ERROR "Could not find toolchain file: ${CMAKE_TOOLCHAIN_FILE}")
ENDIF(_INCLUDED_TOOLCHAIN_FILE)
# use a different source file for CMakeSystem.cmake, since it has to hold a bit more information
SET(_CMAKE_SYSTEM_TEMPLATE_FILE ${CMAKE_ROOT}/Modules/CMakeSystemWithToolchainFile.cmake.in )
IF(NOT DEFINED CMAKE_CROSSCOMPILING)
SET(CMAKE_CROSSCOMPILING TRUE)
ENDIF(NOT DEFINED CMAKE_CROSSCOMPILING)
@@ -105,8 +112,8 @@ ENDIF(CMAKE_SYSTEM_VERSION)
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"The system is: ${CMAKE_SYSTEM_NAME} - ${CMAKE_SYSTEM_VERSION} - ${CMAKE_SYSTEM_PROCESSOR}\n")
# configure variables set in this file for fast reload
CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CMakeSystem.cmake.in
# configure variables set in this file for fast reload, the template file is defined at the top of this file
CONFIGURE_FILE(${_CMAKE_SYSTEM_TEMPLATE_FILE}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeSystem.cmake
IMMEDIATE @ONLY)