[PATCH v3 05/10] cli: add support for hierarchical command line option arrays
Michal Sojka
sojkam1 at fel.cvut.cz
Tue Nov 4 16:25:54 PST 2014
From: Jani Nikula <jani at nikula.org>
NOTMUCH_OPT_INHERIT expects a notmuch_opt_desc_t * pointer in
output_var.
The "Unrecognized option" message was moved out of parse_option() to
not be emitted twice or when parsing a non-inherited option.
---
command-line-arguments.c | 16 +++++++++-------
command-line-arguments.h | 1 +
2 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/command-line-arguments.c b/command-line-arguments.c
index c6f7269..de6b453 100644
--- a/command-line-arguments.c
+++ b/command-line-arguments.c
@@ -122,16 +122,18 @@ parse_position_arg (const char *arg_str, int pos_arg_index,
*/
notmuch_bool_t
-parse_option (const char *arg,
- const notmuch_opt_desc_t *options) {
-
- assert(arg);
+parse_option (const char *_arg, const notmuch_opt_desc_t *options)
+{
+ assert(_arg);
assert(options);
- arg += 2;
-
+ const char *arg = _arg + 2; /* _arg starts with -- */
const notmuch_opt_desc_t *try;
for (try = options; try->opt_type != NOTMUCH_OPT_END; try++) {
+ if (try->opt_type == NOTMUCH_OPT_INHERIT &&
+ parse_option (_arg, try->output_var))
+ return TRUE;
+
if (! try->name)
continue;
@@ -170,7 +172,6 @@ parse_option (const char *arg,
/*UNREACHED*/
}
}
- fprintf (stderr, "Unrecognized option: --%s\n", arg);
return FALSE;
}
@@ -201,6 +202,7 @@ parse_arguments (int argc, char **argv,
if (more_args) {
opt_index++;
} else {
+ fprintf (stderr, "Unrecognized option: %s\n", argv[opt_index]);
opt_index = -1;
}
diff --git a/command-line-arguments.h b/command-line-arguments.h
index 6444129..309aaf2 100644
--- a/command-line-arguments.h
+++ b/command-line-arguments.h
@@ -5,6 +5,7 @@
enum notmuch_opt_type {
NOTMUCH_OPT_END = 0,
+ NOTMUCH_OPT_INHERIT, /* another options table */
NOTMUCH_OPT_BOOLEAN, /* --verbose */
NOTMUCH_OPT_INT, /* --frob=8 */
NOTMUCH_OPT_KEYWORD, /* --format=raw|json|text */
--
2.1.1
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