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-rw-r--r--util-linux/getopt.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/util-linux/getopt.c b/util-linux/getopt.c
index 7c498538f..10e1dc49b 100644
--- a/util-linux/getopt.c
+++ b/util-linux/getopt.c
@@ -31,6 +31,54 @@
31 * 31 *
32 */ 32 */
33 33
34//usage:#define getopt_trivial_usage
35//usage: "[OPTIONS]"
36//usage:#define getopt_full_usage "\n\n"
37//usage: "Options:"
38//usage: IF_LONG_OPTS(
39//usage: "\n -a,--alternative Allow long options starting with single -"
40//usage: "\n -l,--longoptions=longopts Long options to be recognized"
41//usage: "\n -n,--name=progname The name under which errors are reported"
42//usage: "\n -o,--options=optstring Short options to be recognized"
43//usage: "\n -q,--quiet Disable error reporting by getopt(3)"
44//usage: "\n -Q,--quiet-output No normal output"
45//usage: "\n -s,--shell=shell Set shell quoting conventions"
46//usage: "\n -T,--test Test for getopt(1) version"
47//usage: "\n -u,--unquoted Don't quote the output"
48//usage: )
49//usage: IF_NOT_LONG_OPTS(
50//usage: "\n -a Allow long options starting with single -"
51//usage: "\n -l longopts Long options to be recognized"
52//usage: "\n -n progname The name under which errors are reported"
53//usage: "\n -o optstring Short options to be recognized"
54//usage: "\n -q Disable error reporting by getopt(3)"
55//usage: "\n -Q No normal output"
56//usage: "\n -s shell Set shell quoting conventions"
57//usage: "\n -T Test for getopt(1) version"
58//usage: "\n -u Don't quote the output"
59//usage: )
60//usage:
61//usage:#define getopt_example_usage
62//usage: "$ cat getopt.test\n"
63//usage: "#!/bin/sh\n"
64//usage: "GETOPT=`getopt -o ab:c:: --long a-long,b-long:,c-long:: \\\n"
65//usage: " -n 'example.busybox' -- \"$@\"`\n"
66//usage: "if [ $? != 0 ]; then exit 1; fi\n"
67//usage: "eval set -- \"$GETOPT\"\n"
68//usage: "while true; do\n"
69//usage: " case $1 in\n"
70//usage: " -a|--a-long) echo \"Option a\"; shift;;\n"
71//usage: " -b|--b-long) echo \"Option b, argument '$2'\"; shift 2;;\n"
72//usage: " -c|--c-long)\n"
73//usage: " case \"$2\" in\n"
74//usage: " \"\") echo \"Option c, no argument\"; shift 2;;\n"
75//usage: " *) echo \"Option c, argument '$2'\"; shift 2;;\n"
76//usage: " esac;;\n"
77//usage: " --) shift; break;;\n"
78//usage: " *) echo \"Internal error!\"; exit 1;;\n"
79//usage: " esac\n"
80//usage: "done\n"
81
34#include <getopt.h> 82#include <getopt.h>
35#include "libbb.h" 83#include "libbb.h"
36 84