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Re: printf -v variable ignores nullglob


From: Chet Ramey
Subject: Re: printf -v variable ignores nullglob
Date: Tue, 15 May 2007 15:29:59 -0400
User-agent: Thunderbird 2.0.0.0 (Macintosh/20070326)

Elmar Stellnberger wrote:
> Configuration Information [Automatically generated, do not change]:
> Machine: i586
> OS: linux
> Compiler: gcc -I/usr/src/packages/BUILD/bash-3.1
> -L/usr/src/packages/BUILD/bash-3.1/../readline-5.1
> Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i586'
> -DCONF_OSTYPE='linux' -DCONF_MACHTYPE='i586-suse-linux'
> -DCONF_VENDOR='suse' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash'
> -DSHELL -DHAVE_CONFIG_H   -I.  -I. -I./include -I./lib   -O2 -march=i586
> -mtune=i686 -fmessage-length=0 -Wall -D_FORTIFY_SOURCE=2 -g
> -D_GNU_SOURCE -DRECYCLES_PIDS -Wall -pipe -g -fbranch-probabilities
> uname output: Linux sonic 2.6.16.21-0.25-default #1 Tue Sep 19 07:26:15
> UTC 2006 i686 i686 i386 GNU/Linux
> Machine Type: i586-suse-linux
> 
> Bash Version: 3.1
> Patch Level: 17
> Release Status: release
> 
> Repeat By:
> 1. shopt -s nullglob extglob
> 2. echo "x$(printf "%b" @(hugo))x"
> 3. printf -v var "%b" @(hugo); echo "x${var}x"
> # note: no file named hugo is allowed to reside in the current working
> directory
> 
> Expected Behaviour:
> 2. xx
> 3. xx
> 
> Actual Behaviour:
> 2. xx
> 3. x/current/working/directory/*.@(m3|i3|ig|mg)x

I can't reproduce this with bash-3.1 or bash-3.2.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                       Live Strong.  No day but today.
Chet Ramey, ITS, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/




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