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authorEric Andersen <andersen@codepoet.org>2000-08-21 22:02:34 +0000
committerEric Andersen <andersen@codepoet.org>2000-08-21 22:02:34 +0000
commita1f16bba72c78eca9359692e354fa35c0f3366c1 (patch)
treef95f7cd59b05597b5719ae6f50ea81b62b70294a /docs/busybox.sgml
parente2205f093bbdd251de8b2efe1f63925510fcbad5 (diff)
Added getopt(1) from "Alfred M. Szmidt" <ams@trillian.itslinux.org>
-Erik
Diffstat (limited to 'docs/busybox.sgml')
-rw-r--r--docs/busybox.sgml55
1 files changed, 55 insertions, 0 deletions
diff --git a/docs/busybox.sgml b/docs/busybox.sgml
index 864dbe0ac..f53be8d6f 100644
--- a/docs/busybox.sgml
+++ b/docs/busybox.sgml
@@ -1063,6 +1063,61 @@
</screen>
</para>
</sect1>
+
+ <sect1 id="getopt">
+ <title>getopt</title>
+
+ <para>
+ Usage: getopt [OPTIONS]...
+ </para>
+
+ <para>
+ Parse command options
+ </para>
+
+ <para>
+ <screen>
+ -a, --alternative Allow long options starting with single -\n"
+ -l, --longoptions=longopts Long options to be recognized\n"
+ -n, --name=progname The name under which errors are reported\n"
+ -o, --options=optstring Short options to be recognized\n"
+ -q, --quiet Disable error reporting by getopt(3)\n"
+ -Q, --quiet-output No normal output\n"
+ -s, --shell=shell Set shell quoting conventions\n"
+ -T, --test Test for getopt(1) version\n"
+ -u, --unqote Do not quote the output\n"
+ </screen>
+ </para>
+
+
+ <para>
+ Example:
+ </para>
+
+ <para>
+ <screen>
+ $ cat getopt.test
+ #!/bin/sh
+ GETOPT=`getopt -o ab:c:: --long a-long,b-long:,c-long:: \
+ -n 'example.busybox' -- "$@"`
+ if [ $? != 0 ] ; then exit 1 ; fi
+ eval set -- "$GETOPT"
+ while true ; do
+ case $1 in
+ -a|--a-long) echo "Option a" ; shift ;;
+ -b|--b-long) echo "Option b, argument \`$2'" ; shift 2 ;;
+ -c|--c-long)
+ case "$2" in
+ "") echo "Option c, no argument"; shift 2 ;;
+ *) echo "Option c, argument \`$2'" ; shift 2 ;;
+ esac ;;
+ --) shift ; break ;;
+ *) echo "Internal error!" ; exit 1 ;;
+ esac
+ done
+ </screen>
+ </para>
+ </sect1>
<sect1 id="grep">
<title>grep</title>