[PATCH 2/6] cli: notmuch search: use getopt_long for parsing command line options
Jani Nikula
jani at nikula.org
Sun Nov 13 14:47:22 PST 2011
Signed-off-by: Jani Nikula <jani at nikula.org>
---
notmuch-search.c | 90 ++++++++++++++++++++++++++++-------------------------
1 files changed, 48 insertions(+), 42 deletions(-)
diff --git a/notmuch-search.c b/notmuch-search.c
index c62a594..4f7384a 100644
--- a/notmuch-search.c
+++ b/notmuch-search.c
@@ -417,81 +417,87 @@ notmuch_search_command (void *ctx, int argc, char *argv[])
notmuch_database_t *notmuch;
notmuch_query_t *query;
char *query_str;
- char *opt;
notmuch_sort_t sort = NOTMUCH_SORT_NEWEST_FIRST;
const search_format_t *format = &format_text;
- int i, ret;
+ int ret;
output_t output = OUTPUT_SUMMARY;
int maxitems = -1; /* unlimited */
int first = 0;
- argc--; argv++; /* skip subcommand argument */
-
- for (i = 0; i < argc && argv[i][0] == '-'; i++) {
- if (strcmp (argv[i], "--") == 0) {
- i++;
+ while (1) {
+ char *p;
+ int opt;
+ static struct option options[] = {
+ { "sort", required_argument, NULL, 0 },
+ { "first", required_argument, NULL, 1 },
+ { "maxitems", required_argument, NULL, 2 },
+ { "format", required_argument, NULL, 3 },
+ { "output", required_argument, NULL, 4 },
+ { NULL, 0, NULL, 0 },
+ };
+
+ opt = getopt_long (argc, argv, "", options, NULL);
+ if (opt == -1)
break;
- }
- if (STRNCMP_LITERAL (argv[i], "--sort=") == 0) {
- opt = argv[i] + sizeof ("--sort=") - 1;
- if (strcmp (opt, "oldest-first") == 0) {
+
+ switch (opt) {
+ case 0:
+ if (strcmp (optarg, "oldest-first") == 0) {
sort = NOTMUCH_SORT_OLDEST_FIRST;
- } else if (strcmp (opt, "newest-first") == 0) {
+ } else if (strcmp (optarg, "newest-first") == 0) {
sort = NOTMUCH_SORT_NEWEST_FIRST;
} else {
- fprintf (stderr, "Invalid value for --sort: %s\n", opt);
+ fprintf (stderr, "Invalid value for --sort: %s\n", optarg);
return 1;
}
- } else if (STRNCMP_LITERAL (argv[i], "--first=") == 0) {
- char *p;
- opt = argv[i] + sizeof ("--first=") - 1;
- first = strtol (opt, &p, 10);
- if (*opt == '\0' || p == opt || *p != '\0') {
- fprintf (stderr, "Invalid value for --first: %s\n", opt);
+ break;
+ case 1:
+ first = strtol (optarg, &p, 10);
+ if (*optarg == '\0' || p == optarg || *p != '\0') {
+ fprintf (stderr, "Invalid value for --first: %s\n", optarg);
return 1;
}
- } else if (STRNCMP_LITERAL (argv[i], "--maxitems=") == 0) {
- char *p;
- opt = argv[i] + sizeof ("--maxitems=") - 1;
- maxitems = strtoul (opt, &p, 10);
- if (*opt == '\0' || p == opt || *p != '\0') {
- fprintf (stderr, "Invalid value for --maxitems: %s\n", opt);
+ break;
+ case 2:
+ maxitems = strtoul (optarg, &p, 10);
+ if (*optarg == '\0' || p == optarg || *p != '\0') {
+ fprintf (stderr, "Invalid value for --maxitems: %s\n", optarg);
return 1;
}
- } else if (STRNCMP_LITERAL (argv[i], "--format=") == 0) {
- opt = argv[i] + sizeof ("--format=") - 1;
- if (strcmp (opt, "text") == 0) {
+ break;
+ case 3:
+ if (strcmp (optarg, "text") == 0) {
format = &format_text;
- } else if (strcmp (opt, "json") == 0) {
+ } else if (strcmp (optarg, "json") == 0) {
format = &format_json;
} else {
- fprintf (stderr, "Invalid value for --format: %s\n", opt);
+ fprintf (stderr, "Invalid value for --format: %s\n", optarg);
return 1;
}
- } else if (STRNCMP_LITERAL (argv[i], "--output=") == 0) {
- opt = argv[i] + sizeof ("--output=") - 1;
- if (strcmp (opt, "summary") == 0) {
+ break;
+ case 4:
+ if (strcmp (optarg, "summary") == 0) {
output = OUTPUT_SUMMARY;
- } else if (strcmp (opt, "threads") == 0) {
+ } else if (strcmp (optarg, "threads") == 0) {
output = OUTPUT_THREADS;
- } else if (strcmp (opt, "messages") == 0) {
+ } else if (strcmp (optarg, "messages") == 0) {
output = OUTPUT_MESSAGES;
- } else if (strcmp (opt, "files") == 0) {
+ } else if (strcmp (optarg, "files") == 0) {
output = OUTPUT_FILES;
- } else if (strcmp (opt, "tags") == 0) {
+ } else if (strcmp (optarg, "tags") == 0) {
output = OUTPUT_TAGS;
} else {
- fprintf (stderr, "Invalid value for --output: %s\n", opt);
+ fprintf (stderr, "Invalid value for --output: %s\n", optarg);
return 1;
}
- } else {
- fprintf (stderr, "Unrecognized option: %s\n", argv[i]);
+ break;
+ case '?':
return 1;
}
}
- argc -= i;
- argv += i;
+ argc -= optind;
+ argv += optind;
config = notmuch_config_open (ctx, NULL, NULL);
if (config == NULL)
--
1.7.5.4
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