generic-library/openssl
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Display brief help if no options for list.

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Reviewed-by: Andy Polyakov <appro@openssl.org>
This commit is contained in:
Ben Laurie 2015-09-30 12:17:52 +01:00
parent c58f3e4293
commit 19948ceab7
1 changed files with 8 additions and 1 deletions
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9
apps/openssl.c
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@ -493,11 +493,12 @@ int list_main(int argc, char **argv)
{ {
char *prog; char *prog;
HELPLIST_CHOICE o; HELPLIST_CHOICE o;
int done = 0;
prog = opt_init(argc, argv, list_options); prog = opt_init(argc, argv, list_options);
while ((o = opt_next()) != OPT_EOF) { while ((o = opt_next()) != OPT_EOF) {
switch (o) { switch (o) {
case OPT_EOF: case OPT_EOF: /* Never hit, but suppresses warning */
case OPT_ERR: case OPT_ERR:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
return 1; return 1;
@ -526,6 +527,12 @@ int list_main(int argc, char **argv)
list_disabled(); list_disabled();
break; break;
} }
done = 1;
}
if (!done) {
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
return 1;
} }
return 0; return 0;