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LKML: David Weinehall: Re: patch to fix bashism
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So it's very well possible that:<br />> <br />> + local name="${location%/$srcdir}"<br />> <br />> is more appropriate.<br /><br />This patch is not going to work; local is a bash:ism too, hence this<br />will fail when /bin/sh is a more strict POSIX-shell. However,<br />it is quite likely that the use of local is merely due to the<br />(totally correct) instinct of always limiting the scope of variables.<br />Most scripts that I've POSIX-fixed so far could just have the local<br />removed with no bad effects.<br /><br />> --- scripts/gen_initramfs_list.sh.orig 2005-03-27 14:53:15.628883408 +0200<br />> +++ scripts/gen_initramfs_list.sh 2005-03-27 15:12:20.093898280 +0200<br />> @@ -1,4 +1,7 @@<br />> -#!/bin/bash<br />> +#!/bin/sh<br />> +<br />> +# script is sourced, the shebang is ignored.<br />> +<br />> # Copyright (C) Martin Schlemmer <azarah@nosferatu.za.org><br />> # Released under the terms of the GNU GPL<br />> #<br />> @@ -56,9 +59,9 @@<br />> <br />> parse() {<br />> local location="$1"<br />> - local name="${location/${srcdir}//}"<br />> + local name="${location#$srcdir/}"<br />> # change '//' into '/'<br />> - name="${name//\/\///}"<br />> + name=`echo $name|sed -e 's|//|/|g'`<br /><br />Using $(...) instead of `...` helps readability quite a lot for<br />things like this...<br /><br />[snip]<br /><br /><br />Regards: David Weinehall<br />-- <br /> /) David Weinehall <tao@acc.umu.se> /) Northern lights wander (\<br />// Maintainer of the v2.0 kernel // Dance across the winter sky //<br />\) <a href="http://www.acc.umu.se/~tao/">http://www.acc.umu.se/~tao/</a> (/ Full colour fire (/<br />-<br />To unsubscribe from this list: send the line "unsubscribe linux-kernel" in<br />the body of a message to majordomo@vger.kernel.org<br />More majordomo info at <a href="http://vger.kernel.org/majordomo-info.html">http://vger.kernel.org/majordomo-info.html</a><br />Please read the FAQ at <a href="http://www.tux.org/lkml/">http://www.tux.org/lkml/</a><br /><br /></pre></td><td width="32" rowspan="2" class="c" valign="top"><img src="/images/icornerr.gif" width="32" height="32" alt="\" /></td></tr><tr><td align="right" valign="bottom"> 聽 </td></tr><tr><td align="right" valign="bottom">聽</td><td class="c" valign="bottom" style="padding-bottom: 0px"><img src="/images/bcornerl.gif" width="32" height="32" alt="\" /></td><td class="c">聽</td><td class="c" valign="bottom" style="padding-bottom: 0px"><img src="/images/bcornerr.gif" width="32" height="32" alt="/" /></td></tr><tr><td align="right" valign="top" colspan="2"> 聽 </td><td class="lm">Last update: 2005-04-09 22:21 聽聽 [from the cache]<br />漏2003-2020 <a href="http://blog.jasper.es/"><span itemprop="editor">Jasper Spaans</span></a>|hosted at <a href="https://www.digitalocean.com/?refcode=9a8e99d24cf9">Digital Ocean</a> and my Meterkast|<a href="http://blog.jasper.es/categories.html#lkml-ref">Read the blog</a></td><td>聽</td></tr></table><script language="javascript" src="/js/styleswitcher.js" type="text/javascript"></script></body></html>