Move "parse_commit()" into common revision.h file.

[git.git] / revision.h

diff --git a/revision.h b/revision.h
index 4f140ca..2bad6c0 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -111,4 +111,44 @@ static void mark_reachable(struct revision *rev)
        }
 }
 
+static unsigned long parse_commit_date(const char *buf)
+{
+       if (memcmp(buf, "author", 6))
+               return 0;
+       while (*buf++ != '\n')
+               /* nada */;
+       if (memcmp(buf, "committer", 9))
+               return 0;
+       while (*buf++ != '>')
+               /* nada */;
+
+       return strtoul(buf, NULL, 10);
+}
+
+static int parse_commit(unsigned char *sha1)
+{
+       struct revision *rev = lookup_rev(sha1);
+
+       if (!(rev->flags & SEEN)) {
+               void *buffer, *bufptr;
+               unsigned long size;
+               char type[20];
+               unsigned char parent[20];
+
+               rev->flags |= SEEN;
+               buffer = bufptr = read_sha1_file(sha1, type, &size);
+               if (!buffer || strcmp(type, "commit"))
+                       return -1;
+               bufptr += 46; /* "tree " + "hex sha1" + "\n" */
+               while (!memcmp(bufptr, "parent ", 7) && !get_sha1_hex(bufptr+7, parent)) {
+                       add_relationship(rev, parent);
+                       parse_commit(parent);
+                       bufptr += 48;   /* "parent " + "hex sha1" + "\n" */
+               }
+               rev->date = parse_commit_date(bufptr);
+               free(buffer);
+       }
+       return 0;       
+}
+
 #endif /* REVISION_H */