[cmake-developers] project file conflict;An ah-hah moment

[J Decker]

visual studio 20xx


On Fri, Apr 5, 2013 at 9:50 AM, J Decker <d3ck0r at gmail.com> wrote:

> for a while I've had an occasional issue something like....
>
> LINK : fatal error LNK1104: cannot open file
> 'C:\general\build\vs10-x86\sack\debug_solution\video_link\Debug\video_link
> _server.ilk'
> [C:\general\build\vs10-x86\sack\debug_solution\video_link\video_link_server.vcxproj]
>
> I usually get these on systems with bad virus detection software that
> holds files open too long.  This is a multiply-opened file.
>
> I guess I can fix this by separating one of the projects into a
> subdirectory which would change the name.
>
> This is somewhat timing sensitive; and a second build always worked.  The
> initial build did not always fail.
>
> Basically what I have is...
>
> -------- Begin CMakeLists.txt ----------------
>
> cmake_minimum_required(VERSION 2.8)
>
> file( WRITE source.c "void f( void ){ printf( \"hello world\" ); }\n" )
> file( APPEND source.c "void __stdcall WinMain( void*a,void*b,int c,int d
> ){ printf( \"hello world\" ); }" )
>
> ADD_EXECUTABLE( video_link_server WIN32 source.c )
>
> ADD_LIBRARY( video_link_server.isp SHARED source.c )
>
> # commenting this out also makes it not happen; but should not affect the
> incremental link file name...
> SET_TARGET_PROPERTIES( video_link_server.isp PROPERTIES
>                        SUFFIX ""
>                      )
>
> ---------------- End ------------------------
>
>
>
> Output
>
> M:\tmp\cmake_crash\test5-overlapproject\build>cmake-gui ..
> <click configure, generate>
>
> M:\tmp\cmake_crash\test5-overlapproject\build>cmake --build .
>
> Microsoft (R) Visual Studio Version 10.0.40219.1.
> Copyright (C) Microsoft Corp. All rights reserved.
> 1>------ Build started: Project: ZERO_CHECK, Configuration: Debug Win32
> ------
> 1>  Checking Build System
> 1>  CMake does not need to re-run because
> M:/tmp/cmake_crash/test5-overlapproject/build/CMakeFiles/generate.stamp is
> up-
> to-date.
> 2>------ Build started: Project: video_link_server, Configuration: Debug
> Win32 ------
> 3>------ Build started: Project: video_link_server.isp, Configuration:
> Debug Win32 ------
> 2>  Building Custom Rule
> M:/tmp/cmake_crash/test5-overlapproject/cmakelists.txt
> 2>  CMake does not need to re-run because
> M:\tmp\cmake_crash\test5-overlapproject\build\CMakeFiles\generate.stamp is
> up-
> to-date.
> 2>  source.c
> 2>..\source.c(1): warning C4013: 'printf' undefined; assuming extern
> returning int
> 3>  Building Custom Rule
> M:/tmp/cmake_crash/test5-overlapproject/cmakelists.txt
> 3>  CMake does not need to re-run because
> M:\tmp\cmake_crash\test5-overlapproject\build\CMakeFiles\generate.stamp is
> up-
> to-date.
> 3>  source.c
> 3>..\source.c(1): warning C4013: 'printf' undefined; assuming extern
> returning int
> *
> *
> *3>LINK : fatal error LNK1104: cannot open file
> 'M:\tmp\cmake_crash\test5-overlapproject\build\Debug\video_link_server.il*
> k'
>
>
> 2>  video_link_server.vcxproj ->
> M:\tmp\cmake_crash\test5-overlapproject\build\Debug\video_link_server.exe
> 4>------ Build started: Project: ALL_BUILD, Configuration: Debug Win32
> ------
> 4>  Building Custom Rule
> M:/tmp/cmake_crash/test5-overlapproject/cmakelists.txt
> 4>  CMake does not need to re-run because
> M:\tmp\cmake_crash\test5-overlapproject\build\CMakeFiles\generate.stamp is
> up-
> to-date.
> 4>  Build all projects
> ========== Build: 3 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========
>
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