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Diffstat (limited to 'common/command.c')
-rw-r--r--common/command.c33
1 files changed, 16 insertions, 17 deletions
diff --git a/common/command.c b/common/command.c
index c9a3f5b..16f3afe 100644
--- a/common/command.c
+++ b/common/command.c
@@ -286,21 +286,7 @@ int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int
*/
for (i = 1; i < argc; ++i) {
if ((cmdtp = find_cmd_tbl (argv[i], cmd_start, cmd_items )) != NULL) {
-#ifdef CONFIG_SYS_LONGHELP
- /* found - print (long) help info */
- puts (cmdtp->name);
- putc (' ');
- if (cmdtp->help) {
- puts (cmdtp->help);
- } else {
- puts ("- No help available.\n");
- rcode = 1;
- }
- putc ('\n');
-#else /* no long help available */
- if (cmdtp->usage)
- printf ("%s - %s\n", cmdtp->name, cmdtp->usage);
-#endif /* CONFIG_SYS_LONGHELP */
+ rcode |= cmd_usage(cmdtp);
} else {
printf ("Unknown command '%s' - try 'help'"
" without arguments for list of all"
@@ -386,9 +372,22 @@ cmd_tbl_t *find_cmd (const char *cmd)
return find_cmd_tbl(cmd, &__u_boot_cmd_start, len);
}
-void cmd_usage(cmd_tbl_t *cmdtp)
+int cmd_usage(cmd_tbl_t *cmdtp)
{
- printf("Usage:\n%s - %s\n\n", cmdtp->name, cmdtp->usage);
+ printf("%s - %s\n\n", cmdtp->name, cmdtp->usage);
+
+#ifdef CONFIG_SYS_LONGHELP
+ printf("Usage:\n%s ", cmdtp->name);
+
+ if (!cmdtp->help) {
+ puts ("- No additional help available.\n");
+ return 1;
+ }
+
+ puts (cmdtp->help);
+ putc ('\n');
+#endif /* CONFIG_SYS_LONGHELP */
+ return 0;
}
#ifdef CONFIG_AUTO_COMPLETE