Add shared diff-handling functions

[ps-cgit] / parsing.c

diff --git a/parsing.c b/parsing.c
index 4173dd4adf7eece4d90f39b4e0b86627ea689e87..332d61c50b47329347fc463f4159f8cbca4fc401 100644 (file)
--- a/parsing.c
+++ b/parsing.c
@@ -145,6 +145,12 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
 
        ret = xmalloc(sizeof(*ret));
        ret->commit = commit;
+       ret->author = NULL;
+       ret->author_email = NULL;
+       ret->committer = NULL;
+       ret->committer_email = NULL;
+       ret->subject = NULL;
+       ret->msg = NULL;
 
        if (strncmp(p, "tree ", 5))
                die("Bad commit: %s", sha1_to_hex(commit->object.sha1));
@@ -180,12 +186,60 @@ struct commitinfo *cgit_parse_commit(struct commit *commit)
                p = strchr(p, '\n') + 1;
 
        t = strchr(p, '\n');
-       ret->subject = substr(p, t);
-       p = t + 1;
+       if (t && *t) {
+               ret->subject = substr(p, t);
+               p = t + 1;
 
-       while (*p == '\n')
+               while (*p == '\n')
+                       p = strchr(p, '\n') + 1;
+               ret->msg = p;
+       }
+       return ret;
+}
+
+
+struct taginfo *cgit_parse_tag(struct tag *tag)
+{
+       void *data;
+       enum object_type type;
+       unsigned long size;
+       char *p, *t;
+       struct taginfo *ret;
+
+       data = read_sha1_file(tag->object.sha1, &type, &size);
+       if (!data || type != OBJ_TAG) {
+               free(data);
+               return 0;
+       }
+       
+       ret = xmalloc(sizeof(*ret));
+       ret->tagger = NULL;
+       ret->tagger_email = NULL;
+       ret->tagger_date = 0;
+       ret->msg = NULL;
+
+       p = data;
+
+       while (p && *p) {
+               if (*p == '\n')
+                       break;
+
+               if (!strncmp(p, "tagger ", 7)) {
+                       p += 7;
+                       t = strchr(p, '<') - 1;
+                       ret->tagger = substr(p, t);
+                       p = t;
+                       t = strchr(t, '>') + 1;
+                       ret->tagger_email = substr(p, t);
+                       ret->tagger_date = atol(++t);
+               }
                p = strchr(p, '\n') + 1;
-       ret->msg = p;
+       }
 
+       while (p && (*p == '\n'))
+               p = strchr(p, '\n') + 1;
+       if (p && *p)
+               ret->msg = xstrdup(p);
+       free(data);
        return ret;
 }