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Re: [bug-gawk] POSIX mode "system" returing invalid exit status
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From: |
Eli Zaretskii |
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Subject: |
Re: [bug-gawk] POSIX mode "system" returing invalid exit status |
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Date: |
Fri, 23 Mar 2018 15:34:06 +0300 |
> From: Steven Penny <address@hidden>
> Date: Fri, 23 Mar 2018 06:39:27 -0500
> Cc: address@hidden
>
> $ ./cygwin
> Usage: grep [OPTION]... PATTERN [FILE]...
> Try 'grep --help' for more information.
> 512
>
> $ ./mingw32
> Usage: grep [OPTION]... PATTERN [FILE]...
> Try 'grep --help' for more information.
> 2
MinGW is not a Posix-compliant environment, so the structure of its
exit code is different from what you see on Posix platforms (including
Cygwin).