https://github.com/Kitware/CMake
Revision 3b60232ebcde69789a6c26f5c523ad107a7099c5 authored by Brad King on 07 July 2015, 18:12:38 UTC, committed by Brad King on 07 July 2015, 18:12:38 UTC
Since commit v2.4.0~4158 (When the initially configured generator is
invalid, allow the user to change the generator without deleting the cache
by hand, 2003-05-13) we remove CMAKE_GENERATOR from the cache if an error
occurs and CMAKE_MAKE_PROGRAM is not cached.  This worked at the time
because all generators initialized the CMAKE_MAKE_PROGRAM cache entry.
Since commit v3.0.0-rc1~260^2~4 (VS: Switch to internal CMAKE_MAKE_PROGRAM
lookup by generators, 2013-11-15) and commit v3.2.0-rc1~39^2 (Xcode:
Switch to internal CMAKE_MAKE_PROGRAM lookup by generator, 2015-01-28) the
VS and Xcode generators no longer store CMAKE_MAKE_PROGRAM in the cache.
Therefore any error during generation would wipe out CMAKE_GENERATOR from
the cache and cause the next configuration to choose a default generator.

Simply drop the behavior introduced by the original commit and always
preserve CMAKE_GENERATOR.  Since the time that behavior was introduced a
lot more state is now saved in CMakeCache.txt and CMakeFiles/ during the
initial configuration so it is not safe to change generators without
starting fresh anyway.
1 parent 6ece2df
History
Tip revision: 3b60232ebcde69789a6c26f5c523ad107a7099c5 authored by Brad King on 07 July 2015, 18:12:38 UTC
cmake: Preserve cached CMAKE_GENERATOR when an error occurs (#15640)
Tip revision: 3b60232
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.gitattributes -rw-r--r-- 613 bytes
.hooks-config.bash -rw-r--r-- 866 bytes
CMakeCPack.cmake -rw-r--r-- 6.5 KB
CMakeCPackOptions.cmake.in -rw-r--r-- 4.5 KB
CMakeGraphVizOptions.cmake -rw-r--r-- 153 bytes
CMakeLists.txt -rw-r--r-- 25.0 KB
CMakeLogo.gif -rw-r--r-- 4.4 KB
CONTRIBUTING.rst -rw-r--r-- 1008 bytes
CTestConfig.cmake -rw-r--r-- 870 bytes
CTestCustom.cmake.in -rw-r--r-- 5.0 KB
CompileFlags.cmake -rw-r--r-- 3.1 KB
Copyright.txt -rw-r--r-- 2.6 KB
DartConfig.cmake -rw-r--r-- 804 bytes
README.rst -rw-r--r-- 2.9 KB
bootstrap -rwxr-xr-x 57.5 KB
cmake_uninstall.cmake.in -rw-r--r-- 790 bytes
configure -rwxr-xr-x 99 bytes
doxygen.config -rw-r--r-- 27.4 KB

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