bug-bash
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Command substition failure?


From: Andreas Schwab
Subject: Re: Command substition failure?
Date: Sat, 02 Apr 2011 15:20:23 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux)

Michael Witten <mfwitten@gmail.com> writes:

> Could somebody please tell me what's going on here?

Brace expansion.

$ set -x
$ echo "$(echo '"' | awk '{sub(/a/,$0)}')"
++ echo '"'
++ awk 'sub(/a/'
awk: cmd. line:1: sub(/a/
awk: cmd. line:1:        ^ unexpected newline or end of string
++ echo '"'
++ awk '$0)'
awk: $0)
awk:   ^ syntax error
+ echo '' ''
 

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



reply via email to

[Prev in Thread] Current Thread [Next in Thread]