CMake/Modules/CMakeBuildSettings.cmake.in
Brad King fd47a2ae96 Drop old CMake "build settings" export/import
The CMakeExportBuildSettings and CMakeImportBuildSettings modules used
to export compiler paths and flags from one project and import them into
another.  The import process would force the settings on the including
project.

Forcing settings helped long ago when compiler ABIs changed frequently
but is now just a nuisance.  We've deemed the behavior harmful so this
commit simply removes it.  The modules and macros now error out if
included or called from a project that requires CMake 2.8 or higher.
2009-09-08 15:55:41 -04:00

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CMake

# The command CMAKE_EXPORT_BUILD_SETTINGS(...) was used by
# @PROJECT_NAME@ to generate this file. As of CMake 2.8 the
# functionality of this command has been dropped as it was deemed
# harmful (confusing users by changing their compiler).
# CMake 2.6 and below do not support loading their equivalent of this
# file if it was produced by a newer version of CMake. CMake 2.8 and
# above simply do not load this file. Therefore we simply error out.
message(FATAL_ERROR
"This @PROJECT_NAME@ was built by CMake @CMAKE_VERSION@, but this is CMake "
"${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}.${CMAKE_PATCH_VERSION}. "
"Please upgrade CMake to a more recent version.")