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authorJunio C Hamano <junkio@cox.net>2006-09-04 21:50:12 -0700
committerJunio C Hamano <junkio@cox.net>2006-09-07 02:46:01 -0700
commitc64ed70d2557101f2a2c3f76315049d027fe645b (patch)
tree7647b6bcbd7fa898edb8487d5e19704b7dd66718 /list-objects.c
parent7bbf88c52b202d543310123e1bad9a44b2d6f028 (diff)
downloadgit-c64ed70d2557101f2a2c3f76315049d027fe645b.tar.gz
Separate object listing routines out of rev-list
Create a separate file, list-objects.c, and move object listing routines from rev-list to it. The next round will use it in pack-objects directly. Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'list-objects.c')
-rw-r--r--list-objects.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/list-objects.c b/list-objects.c
new file mode 100644
index 0000000000..adaf9979e6
--- /dev/null
+++ b/list-objects.c
@@ -0,0 +1,107 @@
+#include "cache.h"
+#include "tag.h"
+#include "commit.h"
+#include "tree.h"
+#include "blob.h"
+#include "diff.h"
+#include "tree-walk.h"
+#include "revision.h"
+#include "list-objects.h"
+
+static void process_blob(struct rev_info *revs,
+ struct blob *blob,
+ struct object_array *p,
+ struct name_path *path,
+ const char *name)
+{
+ struct object *obj = &blob->object;
+
+ if (!revs->blob_objects)
+ return;
+ if (obj->flags & (UNINTERESTING | SEEN))
+ return;
+ obj->flags |= SEEN;
+ name = xstrdup(name);
+ add_object(obj, p, path, name);
+}
+
+static void process_tree(struct rev_info *revs,
+ struct tree *tree,
+ struct object_array *p,
+ struct name_path *path,
+ const char *name)
+{
+ struct object *obj = &tree->object;
+ struct tree_desc desc;
+ struct name_entry entry;
+ struct name_path me;
+
+ if (!revs->tree_objects)
+ return;
+ if (obj->flags & (UNINTERESTING | SEEN))
+ return;
+ if (parse_tree(tree) < 0)
+ die("bad tree object %s", sha1_to_hex(obj->sha1));
+ obj->flags |= SEEN;
+ name = xstrdup(name);
+ add_object(obj, p, path, name);
+ me.up = path;
+ me.elem = name;
+ me.elem_len = strlen(name);
+
+ desc.buf = tree->buffer;
+ desc.size = tree->size;
+
+ while (tree_entry(&desc, &entry)) {
+ if (S_ISDIR(entry.mode))
+ process_tree(revs,
+ lookup_tree(entry.sha1),
+ p, &me, entry.path);
+ else
+ process_blob(revs,
+ lookup_blob(entry.sha1),
+ p, &me, entry.path);
+ }
+ free(tree->buffer);
+ tree->buffer = NULL;
+}
+
+void traverse_commit_list(struct rev_info *revs,
+ void (*show_commit)(struct commit *),
+ void (*show_object)(struct object_array_entry *))
+{
+ int i;
+ struct commit *commit;
+ struct object_array objects = { 0, 0, NULL };
+
+ while ((commit = get_revision(revs)) != NULL) {
+ process_tree(revs, commit->tree, &objects, NULL, "");
+ show_commit(commit);
+ }
+ for (i = 0; i < revs->pending.nr; i++) {
+ struct object_array_entry *pending = revs->pending.objects + i;
+ struct object *obj = pending->item;
+ const char *name = pending->name;
+ if (obj->flags & (UNINTERESTING | SEEN))
+ continue;
+ if (obj->type == OBJ_TAG) {
+ obj->flags |= SEEN;
+ add_object_array(obj, name, &objects);
+ continue;
+ }
+ if (obj->type == OBJ_TREE) {
+ process_tree(revs, (struct tree *)obj, &objects,
+ NULL, name);
+ continue;
+ }
+ if (obj->type == OBJ_BLOB) {
+ process_blob(revs, (struct blob *)obj, &objects,
+ NULL, name);
+ continue;
+ }
+ die("unknown pending object %s (%s)",
+ sha1_to_hex(obj->sha1), name);
+ }
+ for (i = 0; i < objects.nr; i++)
+ show_object(&objects.objects[i]);
+}