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Re: PS1 is reset after using exec (bug or feature?)
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From: |
Chet Ramey |
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Subject: |
Re: PS1 is reset after using exec (bug or feature?) |
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Date: |
Mon, 03 Nov 2003 13:50:45 -0500 |
> Configuration Information [Automatically generated, do not change]:
> Machine: i686
> OS: linux-gnu
> Compiler: gcc
> Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='i686'
> -DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i686-pc-linux-gnu'
> -DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H -I. -I. -I./include
> -I./lib -mcpu=pentium3 -march=pentium3 -O3 -pipe
> uname output: Linux schleppi 2.4.21-acpi-20030619 #5 Sat Oct 11
> 18:13:05 CEST 2003 i686 Pentium III (Coppermine) GenuineIntel
> GNU/Linux
> Machine Type: i686-pc-linux-gnu
>
> Bash Version: 2.05b
> Patch Level: 0
> Release Status: release
>
> Description:
> I don't know if this a feature, but then please tell me why
> PS1 gets reset when I exec another bash script.
Non-interactive shells unset PS1. This has been in bash for eons. It's
indirectly documented.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet )
Live...Laugh...Love
Chet Ramey, ITS, CWRU chet@po.cwru.edu http://tiswww.tis.cwru.edu/~chet/