Add new option to sort filter to allow sorting by time.

diff --git a/gpsbabel/sort.c b/gpsbabel/sort.c
index b0c29c25a9c3e6202795590e25cfe1a72c5deef0..470e9d52b07c08e98cb9137d192d9c3852805239 100644 (file)
--- a/gpsbabel/sort.c
+++ b/gpsbabel/sort.c
@@ -25,12 +25,13 @@ typedef enum {
        sm_unknown = 0,
        sm_gcid,
        sm_shortname,
-       sm_description
+       sm_description,
+       sm_time
 } sort_mode_;
 
 sort_mode_ sort_mode = sm_shortname;   /* How are we sorting these? */
 
-static char *opt_sm_gcid, *opt_sm_shortname, *opt_sm_description;
+static char *opt_sm_gcid, *opt_sm_shortname, *opt_sm_description, *opt_sm_time;
 
 static
 arglist_t sort_args[] = {
@@ -40,6 +41,8 @@ arglist_t sort_args[] = {
                NULL, ARGTYPE_BOOL },
        {"description", &opt_sm_description, "Sort by waypoint description", 
                NULL, ARGTYPE_BOOL },
+       {"time", &opt_sm_time, "Sort by time", 
+               NULL, ARGTYPE_BOOL },
        {0, 0, 0, 0, 0}
 };
 
@@ -53,6 +56,7 @@ sort_comp(const void * a, const void * b)
           case sm_gcid: return x1->gc_data.id > x2->gc_data.id;
           case sm_shortname: return strcmp (x1->shortname, x2->shortname);
           case sm_description: return strcmp (x1->description, x2->description);
+          case sm_time: return x1->creation_time > x2->creation_time;
           default: abort(); /* Internal caller error. */
        }
 }
@@ -96,6 +100,8 @@ sort_init(const char *args)
                sort_mode = sm_shortname;
        if (opt_sm_description)
                sort_mode = sm_description;
+       if (opt_sm_time)
+               sort_mode = sm_time;
 }
 
 filter_vecs_t sort_vecs = {