[CMake] COMMAND Doesn't Always Return Correct Exit Code

[David Cole]

If using nmake, try using "call ant" instead of just "ant". Using call
will propagate the error return result correctly, I think.


On Mon, Jan 30, 2012 at 8:12 PM, Christopher Piekarski
<polo1065 at gmail.com> wrote:
> When launching "ant" using the CMake COMMAND in a add_custom_target macro
> the exit status is always 0. When the same "ant" command is run from the
> command line with the same arguments from the same working directory the
> exit codes are correctly reported back to the shell.
>
> #Works, returns exit code 2
> add_custom_target (blah
>  COMMENT "this is a garbage test target"
>  COMMAND "dir"
>  "-l"
> )
> #doesn't work, return 0 and should be 1 (like it is when run from command
> line)
> add_custom_target (anttest
>  COMMENT "this is a garbage ANT test target"
>  COMMAND "ant"
> )
>
> The following is the output from 3 different shell commands. By inspecting
> the command and the result output you can see the discrepancy.
>
> C:\Users\Chris\\build\cross-platform>nmake blah
> Microsoft (R) Program Maintenance Utility Version 9.00.30729.01
> Copyright (C) Microsoft Corporation.  All rights reserved.
> [  0%] this is a garbage test target
>  Volume in drive C has no label.
>  Volume Serial Number is 72F0-29DB
>  Directory of C:\Users\Chris\build\cross-platform
> File Not Found
> NMAKE : fatal error U1077: 'dir' : return code '0x1'
> Stop.
> NMAKE : fatal error U1077:
> 'T:\HOST__i686-pc-windows\x86_64-pc-windows-msvc2008\
> bin\nmake.exe' : return code '0x2'
> Stop.
> NMAKE : fatal error U1077:
> 'T:\HOST__i686-pc-windows\x86_64-pc-windows-msvc2008\
> bin\nmake.exe' : return code '0x2'
> Stop.
> NMAKE : fatal error U1077:
> 'T:\HOST__i686-pc-windows\x86_64-pc-windows-msvc2008\
> bin\nmake.exe' : return code '0x2'
> Stop.
> C:\Users\Chris\build\cross-platform>echo %ERRORLEVEL%
> 2
>
>
> C:\Users\Chris\rebit_bogus6\build\cross-platform>nmake anttest
> Microsoft (R) Program Maintenance Utility Version 9.00.30729.01
> Copyright (C) Microsoft Corporation.  All rights reserved.
> [  0%] this is a garbage ANT test target
> Buildfile: build.xml does not exist!
> Build failed
> [100%] Built target anttest
> C:\Users\Chris\build\cross-platform>echo %ERRORLEVEL%
> 0
>
> C:\Users\Chris\build\cross-platform>ant
> Buildfile: build.xml does not exist!
> Build failed
> C:\Users\Chris\build\cross-platform>echo %ERRORLEVEL%
> 1
>
>
> Any thoughts?
>
> Thanks,
> Chris
>
>
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