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Re: $\n doesn't get expanded between double-quotes ['PureMessage.Watchdo

From: Chet Ramey
Subject: Re: $\n doesn't get expanded between double-quotes ['PureMessage.Watchdog': checked]
Date: Fri, 03 Jul 2009 13:01:21 -0400
User-agent: Thunderbird (Macintosh/20090605)

fsc-log-rjn@richardneill.org wrote:
> Configuration Information [Automatically generated, do not change]:
> Machine: i486
> OS: linux-gnu
> Compiler: gcc
> Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i486' 
> -DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i486-pc-linux-gnu' 
> -DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash' -DSHELL 
> -DHAVE_CONFIG_H   -I.  -I../bash -I../bash/include -I../bash/lib   -g -O2 
> -Wall
> uname output: Linux fsc-log 2.6.28-11-generic #42-Ubuntu SMP Fri Apr 17 
> 01:57:59 UTC 2009 i686 GNU/Linux
> Machine Type: i486-pc-linux-gnu
> Bash Version: 3.2
> Patch Level: 48
> Release Status: release
> Description:
>       Bash allows escape characters to be embedded by using the $'\n'  
> syntax. However, unlike all other $variables,
>         this doesn't work with embedded newlines. I think it should.

$'...' and $"..." are not variable expansions.  They are special cases of
single- and double-quoting, respectively.

``The lyf so short, the craft so long to lerne.'' - Chaucer

Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/

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