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Double-quoting of commandline args (problem if $1 as a string of more than 1 char)
Configuration Information [Automatically generated, do not change]: Machine: i586 OS: linux Compiler: gcc -I/usr/src/packages/BUILD/bash-2.05b -L/usr/src/packages/BUILD/bash-2.05b/../readline-4.3 Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='i586' -DCONF_OSTYPE='linux' -DCONF_MACHTYPE='i586-suse-linux' -DCONF_VENDOR='suse' -DSHELL -DHAVE_CONFIG_H -I. -I. -I./include -I./lib -O2 -march=i586 -mcpu=i686 -fmessage-length=0 -D_GNU_SOURCE -Wall -pipe -g -fbranch-probabilities uname output: Linux laptop 2.4.21-99-athlon #1 Wed Sep 24 13:34:32 UTC 2003 i686 athlon i386 GNU/Linux Machine Type: i586-suse-linux Bash Version: 2.05b Patch Level: 0 Release Status: release Description: [Detailed description of the problem, suggestion, or complaint.] Double-quoting of commandline args seems to be broken for $10 and above if $1 is a double-quoted string of more than one character. Repeat-By: [Describe the sequence of events that causes the problem to occur.] [EMAIL PROTECTED] cat foo #!/bin/sh if [ $# -lt 12 ] then echo "need at least 12 args" exit else echo $1 echo $2 echo $3 echo $4 echo $5 echo $6 echo $7 echo $8 echo $9 echo "$10" echo "$11" echo "$12" fi [EMAIL PROTECTED] ./foo 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 [EMAIL PROTECTED] ./foo "1" "2 2 2" 3 4 5 6 7 "8 8 8" 9 10 11 12 1 2 2 2 3 4 5 6 7 8 8 8 9 10 11 12 [EMAIL PROTECTED] ./foo "1 1" "2 2 2" 3 4 5 6 7 "8 8 8" 9 10 11 12 1 1 2 2 2 3 4 5 6 7 8 8 8 9 1 10 1 11 1 12 [EMAIL PROTECTED] oops. Also broken on later version of bash: [EMAIL PROTECTED]:~> bash --version GNU bash, version 3.00.0(1)-release (i586-suse-linux) Copyright (C) 2004 Free Software Foundation, Inc. [EMAIL PROTECTED]:~> ./foo "1 1" 2 3 "4 4 4" 5 6 7 8 9 10 11 12 1 1 2 3 4 4 4 5 6 7 8 9 1 10 1 11 1 12 [EMAIL PROTECTED]:~> Configuration Information [Automatically generated, do not change]: Machine: i586 OS: linux Compiler: gcc -I/usr/src/packages/BUILD/bash-3.0 -L/usr/src/packages/BUILD/bash-3.0/../readline-5.0 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 -mcpu=i686 -fmessage-length=0 -Wall -D_GNU_SOURCE -Wall -pipe -g -fbranch-probabilities uname output: Linux linux 2.6.8-24-default #1 Wed Oct 6 09:16:23 UTC 2004 i686 athlon i386 GNU/Linux Machine Type: i586-suse-linux Bash Version: 3.0 Patch Level: 0 Release Status: release __ Yahoo! Messenger Show us what our next emoticon should look like. Join the fun. http://www.advision.webevents.yahoo.com/emoticontest ___ Bug-bash mailing list Bug-bash@gnu.org http://lists.gnu.org/mailman/listinfo/bug-bash
Re: Double-quoting of commandline args (problem if $1 as a string of more than 1 char)
root wheel <[EMAIL PROTECTED]> wrote:
> echo "$10"
Use "${10}". man bash:
When a positional parameter consisting of more than a single digit is
expanded, it must be enclosed in braces (see EXPANSION below).
paul
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Re: Double-quoting of commandline args (problem if $1 as a string of more than 1 char)
On Sat, 2 Apr 2005, root wheel wrote: Configuration Information [Automatically generated, do not change]: Machine: i586 OS: linux Compiler: gcc -I/usr/src/packages/BUILD/bash-2.05b -L/usr/src/packages/BUILD/bash-2.05b/../readline-4.3 Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='i586' -DCONF_OSTYPE='linux' -DCONF_MACHTYPE='i586-suse-linux' -DCONF_VENDOR='suse' -DSHELL -DHAVE_CONFIG_H -I. -I. -I./include -I./lib -O2 -march=i586 -mcpu=i686 -fmessage-length=0 -D_GNU_SOURCE -Wall -pipe -g -fbranch-probabilities uname output: Linux laptop 2.4.21-99-athlon #1 Wed Sep 24 13:34:32 UTC 2003 i686 athlon i386 GNU/Linux Machine Type: i586-suse-linux Bash Version: 2.05b Patch Level: 0 Release Status: release Description: [Detailed description of the problem, suggestion, or complaint.] Double-quoting of commandline args seems to be broken for $10 and above if $1 is a double-quoted string of more than one character. From the man page: Positional Parameters When a positional parameter consisting of more than a single digit is expanded, it must be enclosed in braces (see EXPANSION below). -- Chris F.A. Johnson http://cfaj.freeshell.org = Everything in moderation -- including moderation ___ Bug-bash mailing list Bug-bash@gnu.org http://lists.gnu.org/mailman/listinfo/bug-bash
Re: Double-quoting of commandline args (problem if $1 as a string of more than 1 char)
On Sat, Apr 02, 2005 at 01:17:30PM -0800, root wheel wrote:
> Double-quoting of commandline args seems to be broken for $10 and
> above if $1 is a double-quoted string of more than one character.
> #!/bin/sh
> if [ $# -lt 12 ]
> then
> echo "need at least 12 args"
> exit
> else
> echo $1
> echo $2
> echo $3
> echo $4
> echo $5
> echo $6
> echo $7
> echo $8
> echo $9
> echo "$10"
> echo "$11"
> echo "$12"
> fi
Try ${10}
--
William Park <[EMAIL PROTECTED]>, Toronto, Canada
Slackware Linux -- because it works.
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