Merge branch 'lt/pack-object-memuse'
authorJunio C Hamano <gitster@pobox.com>
Sat, 18 Apr 2009 21:46:17 +0000 (14:46 -0700)
committerJunio C Hamano <gitster@pobox.com>
Sat, 18 Apr 2009 21:46:17 +0000 (14:46 -0700)
* lt/pack-object-memuse:
  show_object(): push path_name() call further down
  process_{tree,blob}: show objects without buffering

Conflicts:
builtin-pack-objects.c
builtin-rev-list.c
list-objects.c
list-objects.h
upload-pack.c

builtin-pack-objects.c
builtin-rev-list.c
list-objects.c
list-objects.h
revision.c
revision.h
upload-pack.c

index d3360ac..419f29a 100644 (file)
@@ -1907,13 +1907,19 @@ static void show_commit(struct commit *commit, void *data)
        commit->object.flags |= OBJECT_ADDED;
 }
 
-static void show_object(struct object_array_entry *p, void *data)
+static void show_object(struct object *obj, const struct name_path *path, const char *last)
 {
-       add_preferred_base_object(p->name);
-       add_object_entry(p->item->sha1, p->item->type, p->name, 0);
-       p->item->flags |= OBJECT_ADDED;
-       free((char *)p->name);
-       p->name = NULL;
+       char *name = path_name(path, last);
+
+       add_preferred_base_object(name);
+       add_object_entry(obj->sha1, obj->type, name, 0);
+       obj->flags |= OBJECT_ADDED;
+
+       /*
+        * We will have generated the hash from the name,
+        * but not saved a pointer to it - we can free it
+        */
+       free((char *)name);
 }
 
 static void show_edge(struct commit *commit)
index 193993c..38a8f23 100644 (file)
@@ -156,27 +156,29 @@ static void finish_commit(struct commit *commit, void *data)
        commit->buffer = NULL;
 }
 
-static void finish_object(struct object_array_entry *p, void *data)
+static void finish_object(struct object *obj, const struct name_path *path, const char *name)
 {
-       if (p->item->type == OBJ_BLOB && !has_sha1_file(p->item->sha1))
-               die("missing blob object '%s'", sha1_to_hex(p->item->sha1));
+       if (obj->type == OBJ_BLOB && !has_sha1_file(obj->sha1))
+               die("missing blob object '%s'", sha1_to_hex(obj->sha1));
 }
 
-static void show_object(struct object_array_entry *p, void *data)
+static void show_object(struct object *obj, const struct name_path *path, const char *component)
 {
+       char *name = path_name(path, component);
        /* An object with name "foo\n0000000..." can be used to
         * confuse downstream "git pack-objects" very badly.
         */
-       const char *ep = strchr(p->name, '\n');
+       const char *ep = strchr(name, '\n');
 
-       finish_object(p, data);
+       finish_object(obj, path, name);
        if (ep) {
-               printf("%s %.*s\n", sha1_to_hex(p->item->sha1),
-                      (int) (ep - p->name),
-                      p->name);
+               printf("%s %.*s\n", sha1_to_hex(obj->sha1),
+                      (int) (ep - name),
+                      name);
        }
        else
-               printf("%s %s\n", sha1_to_hex(p->item->sha1), p->name);
+               printf("%s %s\n", sha1_to_hex(obj->sha1), name);
+       free(name);
 }
 
 static void show_edge(struct commit *commit)
index 433394a..8953548 100644 (file)
@@ -10,7 +10,7 @@
 
 static void process_blob(struct rev_info *revs,
                         struct blob *blob,
-                        struct object_array *p,
+                        show_object_fn show,
                         struct name_path *path,
                         const char *name)
 {
@@ -23,7 +23,7 @@ static void process_blob(struct rev_info *revs,
        if (obj->flags & (UNINTERESTING | SEEN))
                return;
        obj->flags |= SEEN;
-       add_object(obj, p, path, name);
+       show(obj, path, name);
 }
 
 /*
@@ -50,7 +50,7 @@ static void process_blob(struct rev_info *revs,
  */
 static void process_gitlink(struct rev_info *revs,
                            const unsigned char *sha1,
-                           struct object_array *p,
+                           show_object_fn show,
                            struct name_path *path,
                            const char *name)
 {
@@ -59,7 +59,7 @@ static void process_gitlink(struct rev_info *revs,
 
 static void process_tree(struct rev_info *revs,
                         struct tree *tree,
-                        struct object_array *p,
+                        show_object_fn show,
                         struct name_path *path,
                         const char *name)
 {
@@ -77,7 +77,7 @@ static void process_tree(struct rev_info *revs,
        if (parse_tree(tree) < 0)
                die("bad tree object %s", sha1_to_hex(obj->sha1));
        obj->flags |= SEEN;
-       add_object(obj, p, path, name);
+       show(obj, path, name);
        me.up = path;
        me.elem = name;
        me.elem_len = strlen(name);
@@ -88,14 +88,14 @@ static void process_tree(struct rev_info *revs,
                if (S_ISDIR(entry.mode))
                        process_tree(revs,
                                     lookup_tree(entry.sha1),
-                                    p, &me, entry.path);
+                                    show, &me, entry.path);
                else if (S_ISGITLINK(entry.mode))
                        process_gitlink(revs, entry.sha1,
-                                       p, &me, entry.path);
+                                       show, &me, entry.path);
                else
                        process_blob(revs,
                                     lookup_blob(entry.sha1),
-                                    p, &me, entry.path);
+                                    show, &me, entry.path);
        }
        free(tree->buffer);
        tree->buffer = NULL;
@@ -134,6 +134,11 @@ void mark_edges_uninteresting(struct commit_list *list,
        }
 }
 
+static void add_pending_tree(struct rev_info *revs, struct tree *tree)
+{
+       add_pending_object(revs, &tree->object, "");
+}
+
 void traverse_commit_list(struct rev_info *revs,
                          show_commit_fn show_commit,
                          show_object_fn show_object,
@@ -141,10 +146,9 @@ void traverse_commit_list(struct rev_info *revs,
 {
        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, "");
+               add_pending_tree(revs, commit->tree);
                show_commit(commit, data);
        }
        for (i = 0; i < revs->pending.nr; i++) {
@@ -155,25 +159,22 @@ void traverse_commit_list(struct rev_info *revs,
                        continue;
                if (obj->type == OBJ_TAG) {
                        obj->flags |= SEEN;
-                       add_object_array(obj, name, &objects);
+                       show_object(obj, NULL, name);
                        continue;
                }
                if (obj->type == OBJ_TREE) {
-                       process_tree(revs, (struct tree *)obj, &objects,
+                       process_tree(revs, (struct tree *)obj, show_object,
                                     NULL, name);
                        continue;
                }
                if (obj->type == OBJ_BLOB) {
-                       process_blob(revs, (struct blob *)obj, &objects,
+                       process_blob(revs, (struct blob *)obj, show_object,
                                     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], data);
-       free(objects.objects);
        if (revs->pending.nr) {
                free(revs->pending.objects);
                revs->pending.nr = 0;
index 47fae2e..d65dbf0 100644 (file)
@@ -2,7 +2,7 @@
 #define LIST_OBJECTS_H
 
 typedef void (*show_commit_fn)(struct commit *, void *);
-typedef void (*show_object_fn)(struct object_array_entry *, void *);
+typedef void (*show_object_fn)(struct object *, const struct name_path *, const char *);
 typedef void (*show_edge_fn)(struct commit *);
 
 void traverse_commit_list(struct rev_info *, show_commit_fn, show_object_fn, void *);
index b6215cc..bd0ea34 100644 (file)
@@ -15,9 +15,9 @@
 
 volatile show_early_output_fn_t show_early_output;
 
-static char *path_name(struct name_path *path, const char *name)
+char *path_name(const struct name_path *path, const char *name)
 {
-       struct name_path *p;
+       const struct name_path *p;
        char *n, *m;
        int nlen = strlen(name);
        int len = nlen + 1;
index 5adfc91..be39e7d 100644 (file)
@@ -146,6 +146,8 @@ struct name_path {
        const char *elem;
 };
 
+char *path_name(const struct name_path *path, const char *name);
+
 extern void add_object(struct object *obj,
                       struct object_array *p,
                       struct name_path *path,
index 495c99f..edc7861 100644 (file)
@@ -78,20 +78,22 @@ static void show_commit(struct commit *commit, void *data)
        commit->buffer = NULL;
 }
 
-static void show_object(struct object_array_entry *p, void *data)
+static void show_object(struct object *obj, const struct name_path *path, const char *component)
 {
        /* An object with name "foo\n0000000..." can be used to
         * confuse downstream git-pack-objects very badly.
         */
-       const char *ep = strchr(p->name, '\n');
+       const char *name = path_name(path, component);
+       const char *ep = strchr(name, '\n');
        if (ep) {
-               fprintf(pack_pipe, "%s %.*s\n", sha1_to_hex(p->item->sha1),
-                      (int) (ep - p->name),
-                      p->name);
+               fprintf(pack_pipe, "%s %.*s\n", sha1_to_hex(obj->sha1),
+                      (int) (ep - name),
+                      name);
        }
        else
                fprintf(pack_pipe, "%s %s\n",
-                               sha1_to_hex(p->item->sha1), p->name);
+                               sha1_to_hex(obj->sha1), name);
+       free((char *)name);
 }
 
 static void show_edge(struct commit *commit)