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Re: syntax error while parsing a case command within `$(...)'
From: |
Oğuz |
Subject: |
Re: syntax error while parsing a case command within `$(...)' |
Date: |
Tue, 16 Feb 2021 16:41:45 +0300 |
16 Şubat 2021 Salı tarihinde Koichi Murase <myoga.murase@gmail.com> yazdı:
> 2021年2月16日(火) 19:24 Oğuz <oguzismailuysal@gmail.com>:
> > XRAT Shell Grammar ( https://pubs.opengroup.org/
> onlinepubs/9699919799/xrat/V4_xcu_chap02.html#tag_23_02_10 ) explains
> that giving almost the same examples as we posted in this thread.
>
> Thank you, interesting! So, if I understand correctly, the following
> construct which Bash allows is finally disallowed by POSIX?
>
> $ if (false) then (echo x) else (echo y) fi
No, it is allowed.
>
> To summarize, the following cases are required by the POSIX standard
> to be correctly parsed?
>
> $ bash -c ': $(case x in esac)'
> $ bash -c ': $(case x in (x) if :; then echo a; fi esac)'
> $ bash -c ': $(case x in (x) a() { echo a; } esac)'
> $ bash -c ': $(case x in (x) { echo a; } esac)'
> $ bash -c ': $(case x in (x) while false; do echo a; done esac)'
> $ bash -c ': $(case x in (x) case y in (y) echo a;; esac esac)'
Yes.
>
> and this case
>
> $ bash -c ': $(case x in (x) (echo a) esac)'
>
> could be a Bash extension.
>
No.
--
Oğuz
- Re: syntax error while parsing a case command within `$(...)', (continued)
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/15
- Re: syntax error while parsing a case command within `$(...)', Chet Ramey, 2021/02/15
- Re: syntax error while parsing a case command within `$(...)', Oğuz, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Oğuz, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Andreas Schwab, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Oğuz, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)',
Oğuz <=
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Oğuz, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/17
- Re: syntax error while parsing a case command within `$(...)', Oğuz, 2021/02/17
- Re: syntax error while parsing a case command within `$(...)', Chris Elvidge, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/16
- Re: syntax error while parsing a case command within `$(...)', Robert Elz, 2021/02/17
- Re: syntax error while parsing a case command within `$(...)', Koichi Murase, 2021/02/17
- Re: syntax error while parsing a case command within `$(...)', Andreas Schwab, 2021/02/17