Refactor snapshot support

[ps-cgit] / shared.c

diff --git a/shared.c b/shared.c
index 67eb67bdb64e9b27d570e9baba1a28d79f9c233c..800c06a0af14f8dc22e73cf2932cd8f458036dc0 100644 (file)
--- a/shared.c
+++ b/shared.c
@@ -479,3 +479,30 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
                old_sha1 = commit->parents->item->object.sha1;
        cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
 }
+
+int cgit_parse_snapshots_mask(const char *str)
+{
+       const struct cgit_snapshot_format *f;
+       static const char *delim = " \t,:/|;";
+       int tl, sl, rv = 0;
+
+       /* favor legacy setting */
+       if(atoi(str))
+               return 1;
+       for(;;) {
+               str += strspn(str,delim);
+               tl = strcspn(str,delim);
+               if (!tl)
+                       break;
+               for (f = cgit_snapshot_formats; f->suffix; f++) {
+                       sl = strlen(f->suffix);
+                       if((tl == sl && !strncmp(f->suffix, str, tl)) ||
+                          (tl == sl-1 && !strncmp(f->suffix+1, str, tl-1))) {
+                               rv |= f->bit;
+                               break;
+                       }
+               }
+               str += tl;
+       }
+       return rv;
+}