tidy up examples

- use err() for error handling
- add lint hints
- spacing nits and missing braces

ok otto

1 files changed, 7 insertions, 5 deletions

diff --git a/src/lib/libc/stdlib/getsubopt.3 b/src/lib/libc/stdlib/getsubopt.3
index d0308e2d50..6a7c28ff4d 100644
--- a/src/lib/libc/stdlib/getsubopt.3
+++ b/src/lib/libc/stdlib/getsubopt.3
@@ -1,4 +1,4 @@
-.\" $OpenBSD: getsubopt.3,v 1.10 2005/07/26 04:20:23 jaredy Exp $
+.\" $OpenBSD: getsubopt.3,v 1.11 2005/10/11 01:23:41 jaredy Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1993
 .\"     The Regents of the University of California.  All rights reserved.
@@ -104,15 +104,15 @@ char *tokens[] = {
 extern char *optarg, *suboptarg;
 char *options, *value;
 
-while ((ch = getopt(argc, argv, "ab:")) != \-1) {
-        switch(ch) {
+while ((ch = getopt(argc, argv, "ab:")) != -1) {
+        switch (ch) {
         case 'a':
                 /* process ``a'' option */
                 break;
         case 'b':
                 options = optarg;
                 while (*options) {
-                        switch(getsubopt(&options, tokens, &value)) {
+                        switch (getsubopt(&options, tokens, &value)) {
                         case ONE:
                                 /* process ``one'' sub option */
                                 break;
@@ -122,16 +122,18 @@ while ((ch = getopt(argc, argv, "ab:")) != \-1) {
                                         error("no value for two");
                                 i = atoi(value);
                                 break;
-                        case \-1:
+                        case -1:
                                 if (suboptarg)
                                         error("illegal sub option %s",
                                           suboptarg);
                                 else
                                         error("missing sub option");
                                 break;
+                        }
                 }
                 break;
         }
+}
 .Ed
 .Sh SEE ALSO
 .Xr getopt 3 ,