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Date: Sat, 11 Jul 2009 11:00:50 +0100
From: Dave Korn <dave DOT korn DOT cygwin AT googlemail DOT com>
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Subject: Re: [1.5.25-15] bash won't load .bashrc after i rename it as `sh.exe'.
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chengxianle wrote:
> bash.exe loads my .bashrc in $HOME directory.
> But when i copy bash.exe as sh.exe, .bashrc won't be loaded.
> Rename as anything(like sh1.exe, sh2.exe, ...) except `sh.exe' works fine!

  By design.  Invoking bash as 'sh' enters special sh-compatibility mode.

  See "info bash", section 6.2 Bash Startup Files:

> Invoked with name `sh'
> ......................
> 
> If Bash is invoked with the name `sh', it tries to mimic the startup
> behavior of historical versions of `sh' as closely as possible, while
> conforming to the POSIX standard as well.
> 
>    When invoked as an interactive login shell, or as a non-interactive
> shell with the `--login' option, it first attempts to read and execute
> commands from `/etc/profile' and `~/.profile', in that order.  The
> `--noprofile' option may be used to inhibit this behavior.  When
> invoked as an interactive shell with the name `sh', Bash looks for the
> variable `ENV', expands its value if it is defined, and uses the
> expanded value as the name of a file to read and execute.  Since a
> shell invoked as `sh' does not attempt to read and execute commands
> from any other startup files, the `--rcfile' option has no effect.  A
> non-interactive shell invoked with the name `sh' does not attempt to
> read any other startup files.
> 
>    When invoked as `sh', Bash enters POSIX mode after the startup files
> are read.

    cheers,
      DaveK

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