git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "H. Peter Anvin" <hpa@zytor.com>
To: Peter Eriksen <s022018@student.dtu.dk>
Cc: git@vger.kernel.org
Subject: Re: /bin/sh portability question
Date: Fri, 23 Sep 2005 12:48:39 -0700	[thread overview]
Message-ID: <43345C17.7060402@zytor.com> (raw)
In-Reply-To: <20050923075058.GA25473@bohr.gbar.dtu.dk>

Peter Eriksen wrote:
> 
> 2) In many of the shell scripts there is the idiom:
> 
>       #!/bin/sh
>       
>       cmd=
>       path=$(dirname $0)
>       case "$#" in
>       0)      ;;
>       *)      cmd="$1"
>               shift
>  
>    When run, this gives the error:
> 
>       ./git.sh: syntax error at line 4: `path=$' unexpected
> 
>    I think it's because (on my Solaris at least), sh is really 
>    sh and is not symlinked to bash, and sh doesn't like that 
>    syntax.  Are there any good solutions to this other than
>    making the administrators actually change sh to a symlink,
>    (which I tried)?
> 

I think $(foo) is required by POSIX.

	-hpa

  parent reply	other threads:[~2005-09-23 19:49 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-23  7:50 /bin/sh portability question Peter Eriksen
2005-09-23  8:24 ` Junio C Hamano
     [not found]   ` <54643.10.10.10.28.1127466177.squirrel@linux1>
2005-09-23  9:02     ` Sean
2005-09-23  9:19       ` Junio C Hamano
     [not found]         ` <39450.10.10.10.28.1127471685.squirrel@linux1>
2005-09-23 10:34           ` Sean
2005-09-25 19:26           ` Nico -telmich- Schottelius
     [not found]             ` <33541.10.10.10.28.1127677005.squirrel@linux1>
2005-09-25 19:36               ` Sean
2005-09-23  9:07 ` Junio C Hamano
2005-09-23 12:17   ` Peter Eriksen
2005-09-24  1:13     ` Junio C Hamano
     [not found]       ` <20050924195029.GA20514@bohr.gbar.dtu.dk>
2005-09-24 21:31         ` Junio C Hamano
2005-09-24 17:35   ` Patrick Mauritz
2005-09-23 19:48 ` H. Peter Anvin [this message]
2005-09-23 19:55   ` Morten Welinder
2005-09-23 19:57   ` Joel Becker
2005-09-23 20:00     ` H. Peter Anvin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=43345C17.7060402@zytor.com \
    --to=hpa@zytor.com \
    --cc=git@vger.kernel.org \
    --cc=s022018@student.dtu.dk \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).