diff options
author | Nicholas Marriott <nicm@cvs.openbsd.org> | 2022-03-03 08:24:13 +0000 |
---|---|---|
committer | Nicholas Marriott <nicm@cvs.openbsd.org> | 2022-03-03 08:24:13 +0000 |
commit | 0aaa2e326aab0b986ef30ec2b569d6a13ffa1ef6 (patch) | |
tree | 51048c4b6d98d4019086f04c969f5aeef7f82304 /usr.bin/tmux/arguments.c | |
parent | 55d6fa902a6851be288ec7d26b37e2e42c51963b (diff) |
Allow optional arguments.
Diffstat (limited to 'usr.bin/tmux/arguments.c')
-rw-r--r-- | usr.bin/tmux/arguments.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/usr.bin/tmux/arguments.c b/usr.bin/tmux/arguments.c index ce3313801f5..8b1f9c60786 100644 --- a/usr.bin/tmux/arguments.c +++ b/usr.bin/tmux/arguments.c @@ -1,4 +1,4 @@ -/* $OpenBSD: arguments.c,v 1.52 2021/11/02 10:57:04 nicm Exp $ */ +/* $OpenBSD: arguments.c,v 1.53 2022/03/03 08:24:12 nicm Exp $ */ /* * Copyright (c) 2010 Nicholas Marriott <nicholas.marriott@gmail.com> @@ -131,8 +131,9 @@ args_parse(const struct args_parse *parse, struct args_value *values, u_int i; enum args_parse_type type; struct args_value *value, *new; - u_char flag, argument; + u_char flag; const char *found, *string, *s; + int optional_argument; if (count == 0) return (args_create()); @@ -169,18 +170,27 @@ args_parse(const struct args_parse *parse, struct args_value *values, args_free(args); return (NULL); } - argument = *++found; - if (argument != ':') { + if (*++found != ':') { log_debug("%s: -%c", __func__, flag); args_set(args, flag, NULL); continue; } + if (*found == ':') { + optional_argument = 1; + found++; + } new = xcalloc(1, sizeof *new); if (*string != '\0') { new->type = ARGS_STRING; new->string = xstrdup(string); } else { if (i == count) { + if (optional_argument) { + log_debug("%s: -%c", __func__, + flag); + args_set(args, flag, NULL); + continue; + } xasprintf(cause, "-%c expects an argument", flag); |