1 files changed, 21 insertions, 63 deletions

diff --git a/revision.c b/revision.c
index f24ead53d..d30d1c4f8 100644
--- a/revision.c
+++ b/revision.c
@@ -25,69 +25,13 @@ volatile show_early_output_fn_t show_early_output;
 static const char *term_bad;
 static const char *term_good;
 
-char *path_name(const struct name_path *path, const char *name)
-{
-	const struct name_path *p;
-	char *n, *m;
-	int nlen = strlen(name);
-	int len = nlen + 1;
-
-	for (p = path; p; p = p->up) {
-		if (p->elem_len)
-			len += p->elem_len + 1;
-	}
-	n = xmalloc(len);
-	m = n + len - (nlen + 1);
-	memcpy(m, name, nlen + 1);
-	for (p = path; p; p = p->up) {
-		if (p->elem_len) {
-			m -= p->elem_len + 1;
-			memcpy(m, p->elem, p->elem_len);
-			m[p->elem_len] = '/';
-		}
-	}
-	return n;
-}
-
-static int show_path_component_truncated(FILE *out, const char *name, int len)
-{
-	int cnt;
-	for (cnt = 0; cnt < len; cnt++) {
-		int ch = name[cnt];
-		if (!ch || ch == '\n')
-			return -1;
-		fputc(ch, out);
-	}
-	return len;
-}
-
-static int show_path_truncated(FILE *out, const struct name_path *path)
-{
-	int emitted, ours;
-
-	if (!path)
-		return 0;
-	emitted = show_path_truncated(out, path->up);
-	if (emitted < 0)
-		return emitted;
-	if (emitted)
-		fputc('/', out);
-	ours = show_path_component_truncated(out, path->elem, path->elem_len);
-	if (ours < 0)
-		return ours;
-	return ours || emitted;
-}
-
-void show_object_with_name(FILE *out, struct object *obj,
-			   const struct name_path *path, const char *component)
+void show_object_with_name(FILE *out, struct object *obj, const char *name)
 {
-	struct name_path leaf;
-	leaf.up = (struct name_path *)path;
-	leaf.elem = component;
-	leaf.elem_len = strlen(component);
+	const char *p;
 
 	fprintf(out, "%s ", oid_to_hex(&obj->oid));
-	show_path_truncated(out, &leaf);
+	for (p = name; *p && *p != '\n'; p++)
+		fputc(*p, out);
 	fputc('\n', out);
 }
 
@@ -115,10 +59,10 @@ static void mark_tree_contents_uninteresting(struct tree *tree)
 	while (tree_entry(&desc, &entry)) {
 		switch (object_type(entry.mode)) {
 		case OBJ_TREE:
-			mark_tree_uninteresting(lookup_tree(entry.sha1));
+			mark_tree_uninteresting(lookup_tree(entry.oid->hash));
 			break;
 		case OBJ_BLOB:
-			mark_blob_uninteresting(lookup_blob(entry.sha1));
+			mark_blob_uninteresting(lookup_blob(entry.oid->hash));
 			break;
 		default:
 			/* Subproject commit - not in this repository */
@@ -540,7 +484,7 @@ struct treesame_state {
 static struct treesame_state *initialise_treesame(struct rev_info *revs, struct commit *commit)
 {
 	unsigned n = commit_list_count(commit->parents);
-	struct treesame_state *st = xcalloc(1, sizeof(*st) + n);
+	struct treesame_state *st = xcalloc(1, st_add(sizeof(*st), n));
 	st->nparents = n;
 	add_decoration(&revs->treesame, &commit->object, st);
 	return st;
@@ -1412,8 +1356,10 @@ void init_revisions(struct rev_info *revs, const char *prefix)
 	revs->skip_count = -1;
 	revs->max_count = -1;
 	revs->max_parents = -1;
+	revs->expand_tabs_in_log = -1;
 
 	revs->commit_format = CMIT_FMT_DEFAULT;
+	revs->expand_tabs_in_log_default = 8;
 
 	init_grep_defaults();
 	grep_init(&revs->grep_filter, prefix);
@@ -1910,6 +1856,15 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
 		revs->verbose_header = 1;
 		revs->pretty_given = 1;
 		get_commit_format(arg+9, revs);
+	} else if (!strcmp(arg, "--expand-tabs")) {
+		revs->expand_tabs_in_log = 8;
+	} else if (!strcmp(arg, "--no-expand-tabs")) {
+		revs->expand_tabs_in_log = 0;
+	} else if (skip_prefix(arg, "--expand-tabs=", &arg)) {
+		int val;
+		if (strtol_i(arg, 10, &val) < 0 || val < 0)
+			die("'%s': not a non-negative integer", arg);
+		revs->expand_tabs_in_log = val;
 	} else if (!strcmp(arg, "--show-notes") || !strcmp(arg, "--notes")) {
 		revs->show_notes = 1;
 		revs->show_notes_given = 1;
@@ -2383,6 +2338,9 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
 	if (revs->first_parent_only && revs->bisect)
 		die(_("--first-parent is incompatible with --bisect"));
 
+	if (revs->expand_tabs_in_log < 0)
+		revs->expand_tabs_in_log = revs->expand_tabs_in_log_default;
+
 	return left;
 }