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8d1d8f83b5
This teaches the internal rev-list logic to understand options that are needed for pack handling: --all, --unpacked, and --thin. It also moves two functions from builtin-rev-list to list-objects so that the two programs can share more code. Signed-off-by: Junio C Hamano <junkio@cox.net>
140 lines
3.3 KiB
C
140 lines
3.3 KiB
C
#include "cache.h"
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#include "tag.h"
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#include "commit.h"
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#include "tree.h"
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#include "blob.h"
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#include "diff.h"
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#include "tree-walk.h"
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#include "revision.h"
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#include "list-objects.h"
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static void process_blob(struct rev_info *revs,
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struct blob *blob,
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struct object_array *p,
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struct name_path *path,
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const char *name)
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{
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struct object *obj = &blob->object;
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if (!revs->blob_objects)
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return;
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if (obj->flags & (UNINTERESTING | SEEN))
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return;
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obj->flags |= SEEN;
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name = xstrdup(name);
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add_object(obj, p, path, name);
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}
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static void process_tree(struct rev_info *revs,
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struct tree *tree,
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struct object_array *p,
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struct name_path *path,
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const char *name)
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{
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struct object *obj = &tree->object;
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struct tree_desc desc;
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struct name_entry entry;
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struct name_path me;
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if (!revs->tree_objects)
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return;
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if (obj->flags & (UNINTERESTING | SEEN))
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return;
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if (parse_tree(tree) < 0)
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die("bad tree object %s", sha1_to_hex(obj->sha1));
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obj->flags |= SEEN;
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name = xstrdup(name);
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add_object(obj, p, path, name);
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me.up = path;
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me.elem = name;
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me.elem_len = strlen(name);
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desc.buf = tree->buffer;
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desc.size = tree->size;
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while (tree_entry(&desc, &entry)) {
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if (S_ISDIR(entry.mode))
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process_tree(revs,
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lookup_tree(entry.sha1),
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p, &me, entry.path);
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else
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process_blob(revs,
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lookup_blob(entry.sha1),
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p, &me, entry.path);
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}
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free(tree->buffer);
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tree->buffer = NULL;
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}
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static void mark_edge_parents_uninteresting(struct commit *commit,
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struct rev_info *revs,
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show_edge_fn show_edge)
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{
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struct commit_list *parents;
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for (parents = commit->parents; parents; parents = parents->next) {
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struct commit *parent = parents->item;
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if (!(parent->object.flags & UNINTERESTING))
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continue;
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mark_tree_uninteresting(parent->tree);
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if (revs->edge_hint && !(parent->object.flags & SHOWN)) {
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parent->object.flags |= SHOWN;
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show_edge(parent);
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}
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}
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}
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void mark_edges_uninteresting(struct commit_list *list,
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struct rev_info *revs,
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show_edge_fn show_edge)
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{
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for ( ; list; list = list->next) {
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struct commit *commit = list->item;
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if (commit->object.flags & UNINTERESTING) {
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mark_tree_uninteresting(commit->tree);
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continue;
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}
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mark_edge_parents_uninteresting(commit, revs, show_edge);
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}
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}
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void traverse_commit_list(struct rev_info *revs,
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void (*show_commit)(struct commit *),
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void (*show_object)(struct object_array_entry *))
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{
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int i;
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struct commit *commit;
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struct object_array objects = { 0, 0, NULL };
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while ((commit = get_revision(revs)) != NULL) {
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process_tree(revs, commit->tree, &objects, NULL, "");
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show_commit(commit);
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}
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for (i = 0; i < revs->pending.nr; i++) {
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struct object_array_entry *pending = revs->pending.objects + i;
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struct object *obj = pending->item;
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const char *name = pending->name;
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if (obj->flags & (UNINTERESTING | SEEN))
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continue;
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if (obj->type == OBJ_TAG) {
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obj->flags |= SEEN;
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add_object_array(obj, name, &objects);
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continue;
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}
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if (obj->type == OBJ_TREE) {
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process_tree(revs, (struct tree *)obj, &objects,
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NULL, name);
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continue;
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}
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if (obj->type == OBJ_BLOB) {
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process_blob(revs, (struct blob *)obj, &objects,
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NULL, name);
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continue;
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}
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die("unknown pending object %s (%s)",
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sha1_to_hex(obj->sha1), name);
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}
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for (i = 0; i < objects.nr; i++)
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show_object(&objects.objects[i]);
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}
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