[PATCH 2/4] notmuch-dump: convert to notmuch-opts argument handling.

David Bremner david at tethera.net
Sun Dec 4 07:47:53 PST 2011


From: David Bremner <bremner at debian.org>

The output file is handled via positional arguments. There are
currently no "normal" options.
---
 notmuch-dump.c |   32 ++++++++++++++++++++------------
 1 files changed, 20 insertions(+), 12 deletions(-)

diff --git a/notmuch-dump.c b/notmuch-dump.c
index a490917..6fbdc81 100644
--- a/notmuch-dump.c
+++ b/notmuch-dump.c
@@ -19,6 +19,7 @@
  */
 
 #include "notmuch-client.h"
+#include "notmuch-opts.h"
 
 int
 notmuch_dump_command (unused (void *ctx), int argc, char *argv[])
@@ -41,27 +42,34 @@ notmuch_dump_command (unused (void *ctx), int argc, char *argv[])
     if (notmuch == NULL)
 	return 1;
 
-    argc--; argv++; /* skip subcommand argument */
+    char *output_file_name = NULL;
+    int opt_index;
 
-    if (argc && strcmp (argv[0], "--") != 0) {
+    notmuch_opt_desc_t options[] = {
+	{ "out-file", 'o', NOTMUCH_OPT_POSITION, 0, &output_file_name },
+	{ 0, 0, 0, 0, 0 }
+    };
+
+    opt_index = notmuch_parse_args (argc, argv, options, 1);
+
+    if (opt_index < 0) {
+	/* diagnostics already printed */
+	exit(1);
+    }
+
+    if (output_file_name) {
 	fprintf (stderr, "Warning: the output file argument of dump is deprecated.\n");
-	output = fopen (argv[0], "w");
+	output = fopen (output_file_name, "w");
 	if (output == NULL) {
 	    fprintf (stderr, "Error opening %s for writing: %s\n",
-		     argv[0], strerror (errno));
+		     output_file_name, strerror (errno));
 	    return 1;
 	}
-	argc--;
-	argv++;
     }
 
-    if (argc && strcmp (argv[0], "--") == 0){
-	argc--;
-	argv++;
-    }
 
-    if (argc) {
-	query_str = query_string_from_args (notmuch, argc, argv);
+    if (opt_index < argc) {
+	query_str = query_string_from_args (notmuch, argc-opt_index, argv+opt_index);
 	if (query_str == NULL) {
 	    fprintf (stderr, "Out of memory.\n");
 	    return 1;
-- 
1.7.7.3



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