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Fix warnings. Better error message for missing -c argument.
author
Ulrich Drepper
<drepper@redhat.com>
Mon, 6 Oct 2003 21:20:39 +0000
(21:20 +0000)
committer
Ulrich Drepper
<drepper@redhat.com>
Mon, 6 Oct 2003 21:20:39 +0000
(21:20 +0000)
manual/examples/testopt.c
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diff --git
a/manual/examples/testopt.c
b/manual/examples/testopt.c
index
94baf4d
..
44ca8e4
100644
(file)
--- a/
manual/examples/testopt.c
+++ b/
manual/examples/testopt.c
@@
-1,8
+1,10
@@
/*@group*/
-#include <
unistd
.h>
+#include <
ctype
.h>
#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
-int
+int
main (int argc, char **argv)
{
int aflag = 0;
@@
-28,7
+30,9
@@
main (int argc, char **argv)
cvalue = optarg;
break;
case '?':
- if (isprint (optopt))
+ if (optopt == 'c')
+ fprintf (stderr, "Option -%c requires an argument.\n", optopt);
+ else if (isprint (optopt))
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
else
fprintf (stderr,