X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=tree.c;h=2432f09a0259613b055a5ffed020dc56abc79f12;hb=7875b50d1a9928e683299b283bfe94778b6c344e;hp=a978c53a308fa36fd4c666c3035bc17626fdc871;hpb=f1a7eb36b017c62d9a007b6b8660bdeec3f94f97;p=git.git

diff --git a/tree.c b/tree.c
index a978c53a..2432f09a 100644
--- a/tree.c
+++ b/tree.c
@@ -39,14 +39,17 @@ static int read_tree_recursive(void *buffer, unsigned long size,
 		if (S_ISDIR(mode)) {
 			int retval;
 			int pathlen = strlen(path);
-			char *newbase = xmalloc(baselen + 1 + pathlen);
+			char *newbase;
 			void *eltbuf;
 			char elttype[20];
 			unsigned long eltsize;
 
 			eltbuf = read_sha1_file(sha1, elttype, &eltsize);
-			if (!eltbuf || strcmp(elttype, "tree"))
+			if (!eltbuf || strcmp(elttype, "tree")) {
+				if (eltbuf) free(eltbuf);
 				return -1;
+			}
+			newbase = xmalloc(baselen + 1 + pathlen);
 			memcpy(newbase, base, baselen);
 			memcpy(newbase + baselen, path, pathlen);
 			newbase[baselen + pathlen] = '/';
@@ -70,7 +73,7 @@ int read_tree(void *buffer, unsigned long size, int stage)
 	return read_tree_recursive(buffer, size, "", 0, stage);
 }
 
-struct tree *lookup_tree(unsigned char *sha1)
+struct tree *lookup_tree(const unsigned char *sha1)
 {
 	struct object *obj = lookup_object(sha1);
 	if (!obj) {
@@ -80,6 +83,8 @@ struct tree *lookup_tree(unsigned char *sha1)
 		ret->object.type = tree_type;
 		return ret;
 	}
+	if (!obj->type)
+		obj->type = tree_type;
 	if (obj->type != tree_type) {
 		error("Object %s is a %s, not a tree", 
 		      sha1_to_hex(sha1), obj->type);
@@ -128,7 +133,7 @@ int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size)
 		}
 		if (obj)
 			add_ref(&item->object, obj);
-
+		entry->parent = NULL; /* needs to be filled by the user */
 		*list_p = entry;
 		list_p = &entry->next;
 	}