[Scons-users] error 127

[Pawel Tomulik]

W dniu 02.06.2014 06:55, Peter Kerpedjiev pisze:
> Hi,
>
> I'm getting an error 127 and have no idea why. It comes up after running
> a simple cat command. Here's the relevant sections of the SConstruct file:
>
> import os
>
> env = Environment(ENV=os.environ)
> consolidate_angles = Builder(action="cat $SOURCES > $TARGET")
> ...
> env.consolidate(output_angles, angles_files)
>
> Where output_angles = 'some_file.csv' and angles_files = ['file1.csv',
> 'file2.csv', ... ]. I've attached the output and the error I get. The
> array angles_files has about 5000 entries. If I reduce it to 3000,
> the build completes without errors. If I take entries 3000 - 5000,
> I also don't get any errors, leading me to believe that it's the length
> of the argument list that's problematic. If I run the corresponding
> command with all 5000 arguments on the command line, it works fine.
>
> Any ideas about why this happens and/or how to fix it? Like I said, if I
> copy and paste the command into bash, it works just fine. It's also the
> last command in the SConstruct file, if that makes any difference.
>


Maybe SCons uses different shell? Maybe it spawns the command in 
completely different manner (not using a shell?). You may try to 
implement and run simple 'echo $SHELL' command from SCons to see what 
you deal with.


> -Peter
>
>
>
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Best regards,
-- 
Pawel Tomulik