Mercurial > hg > sidinfo

changeset 75:92a4065c41d0

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Improve listing of available fields in --help.
author Matti Hamalainen <ccr@tnsp.org>
date Fri, 01 Jan 2016 04:27:07 +0200
parents 5d61d8dbc77f
children ed63d30669f6
files sidinfo.c
diffstat 1 files changed, 6 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/sidinfo.c	Fri Jan 01 04:10:56 2016 +0200
+++ b/sidinfo.c	Fri Jan 01 04:27:07 2016 +0200
@@ -125,7 +125,7 @@
 
 void argShowHelp(void)
 {
-    int index, n;
+    int index, len;
 
     th_print_banner(stdout, th_prog_name, "[options] <sid filename> [sid filename #2 ..]");
     th_args_help(stdout, optList, optListN, 0);
@@ -133,15 +133,16 @@
         "\n"
         "Available fields:\n");
 
-    for (index = n = 0; index < noptPSFlags; index++)
+    for (len = index = 0; index < noptPSFlags; index++)
     {
         const PSFOption *opt = &optPSFlags[index];
-        printf("%s%s", opt->name, (index < noptPSFlags - 1) ? ", " : "\n\n");
-        if (++n > 5)
+        len += strlen(opt->name) + 3;
+        if (len >= 72)
         {
             printf("\n");
-            n = 0;
+            len = 0;
         }
+        printf("%s%s", opt->name, (index < noptPSFlags - 1) ? ", " : "\n\n");
     }
 
     printf(