X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=fast-import.c;h=caea684338031431dc3177716654a1a289faa9a3;hb=6304c29d518206b0780291a02f94f435abf82d74;hp=0d3449f2cef93ae0ece87f4204d5e817d6e62439;hpb=7ab9f8f8b12853d4cb0e45031bf2ee9a0517ad22;p=git.git

diff --git a/fast-import.c b/fast-import.c
index 0d3449f2c..caea68433 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -1516,6 +1516,8 @@ static int update_branch(struct branch *b)
 	struct ref_lock *lock;
 	unsigned char old_sha1[20];
 
+	if (is_null_sha1(b->sha1))
+		return 0;
 	if (read_ref(b->name, old_sha1))
 		hashclr(old_sha1);
 	lock = lock_any_ref_for_update(b->name, old_sha1, 0);
@@ -1688,7 +1690,7 @@ static void skip_optional_lf(void)
 		ungetc(term_char, stdin);
 }
 
-static void cmd_mark(void)
+static void parse_mark(void)
 {
 	if (!prefixcmp(command_buf.buf, "mark :")) {
 		next_mark = strtoumax(command_buf.buf + 6, NULL, 10);
@@ -1698,7 +1700,7 @@ static void cmd_mark(void)
 		next_mark = 0;
 }
 
-static void cmd_data(struct strbuf *sb)
+static void parse_data(struct strbuf *sb)
 {
 	strbuf_reset(sb);
 
@@ -1796,13 +1798,13 @@ static char *parse_ident(const char *buf)
 	return ident;
 }
 
-static void cmd_new_blob(void)
+static void parse_new_blob(void)
 {
 	static struct strbuf buf = STRBUF_INIT;
 
 	read_next_command();
-	cmd_mark();
-	cmd_data(&buf);
+	parse_mark();
+	parse_data(&buf);
 	store_object(OBJ_BLOB, &buf, &last_blob, NULL, next_mark);
 }
 
@@ -1906,7 +1908,7 @@ static void file_change_m(struct branch *b)
 			p = uq.buf;
 		}
 		read_next_command();
-		cmd_data(&buf);
+		parse_data(&buf);
 		store_object(OBJ_BLOB, &buf, &last_blob, sha1, 0);
 	} else if (oe) {
 		if (oe->type != OBJ_BLOB)
@@ -1993,7 +1995,7 @@ static void file_change_deleteall(struct branch *b)
 	load_tree(&b->branch_tree);
 }
 
-static void cmd_from_commit(struct branch *b, char *buf, unsigned long size)
+static void parse_from_commit(struct branch *b, char *buf, unsigned long size)
 {
 	if (!buf || size < 46)
 		die("Not a valid commit: %s", sha1_to_hex(b->sha1));
@@ -2004,7 +2006,7 @@ static void cmd_from_commit(struct branch *b, char *buf, unsigned long size)
 		b->branch_tree.versions[1].sha1);
 }
 
-static void cmd_from_existing(struct branch *b)
+static void parse_from_existing(struct branch *b)
 {
 	if (is_null_sha1(b->sha1)) {
 		hashclr(b->branch_tree.versions[0].sha1);
@@ -2015,12 +2017,12 @@ static void cmd_from_existing(struct branch *b)
 
 		buf = read_object_with_reference(b->sha1,
 			commit_type, &size, b->sha1);
-		cmd_from_commit(b, buf, size);
+		parse_from_commit(b, buf, size);
 		free(buf);
 	}
 }
 
-static int cmd_from(struct branch *b)
+static int parse_from(struct branch *b)
 {
 	const char *from;
 	struct branch *s;
@@ -2051,12 +2053,12 @@ static int cmd_from(struct branch *b)
 		if (oe->pack_id != MAX_PACK_ID) {
 			unsigned long size;
 			char *buf = gfi_unpack_entry(oe, &size);
-			cmd_from_commit(b, buf, size);
+			parse_from_commit(b, buf, size);
 			free(buf);
 		} else
-			cmd_from_existing(b);
+			parse_from_existing(b);
 	} else if (!get_sha1(from, b->sha1))
-		cmd_from_existing(b);
+		parse_from_existing(b);
 	else
 		die("Invalid ref name or SHA1 expression: %s", from);
 
@@ -2064,7 +2066,7 @@ static int cmd_from(struct branch *b)
 	return 1;
 }
 
-static struct hash_list *cmd_merge(unsigned int *count)
+static struct hash_list *parse_merge(unsigned int *count)
 {
 	struct hash_list *list = NULL, *n, *e = e;
 	const char *from;
@@ -2105,7 +2107,7 @@ static struct hash_list *cmd_merge(unsigned int *count)
 	return list;
 }
 
-static void cmd_new_commit(void)
+static void parse_new_commit(void)
 {
 	static struct strbuf msg = STRBUF_INIT;
 	struct branch *b;
@@ -2122,7 +2124,7 @@ static void cmd_new_commit(void)
 		b = new_branch(sp);
 
 	read_next_command();
-	cmd_mark();
+	parse_mark();
 	if (!prefixcmp(command_buf.buf, "author ")) {
 		author = parse_ident(command_buf.buf + 7);
 		read_next_command();
@@ -2133,10 +2135,10 @@ static void cmd_new_commit(void)
 	}
 	if (!committer)
 		die("Expected committer but didn't get one");
-	cmd_data(&msg);
+	parse_data(&msg);
 	read_next_command();
-	cmd_from(b);
-	merge_list = cmd_merge(&merge_count);
+	parse_from(b);
+	merge_list = parse_merge(&merge_count);
 
 	/* ensure the branch is active/loaded */
 	if (!b->branch_tree.tree || !max_active_branches) {
@@ -2194,7 +2196,7 @@ static void cmd_new_commit(void)
 	b->last_commit = object_count_by_type[OBJ_COMMIT];
 }
 
-static void cmd_new_tag(void)
+static void parse_new_tag(void)
 {
 	static struct strbuf msg = STRBUF_INIT;
 	char *sp;
@@ -2251,7 +2253,7 @@ static void cmd_new_tag(void)
 
 	/* tag payload/message */
 	read_next_command();
-	cmd_data(&msg);
+	parse_data(&msg);
 
 	/* build the tag object */
 	strbuf_reset(&new_data);
@@ -2271,7 +2273,7 @@ static void cmd_new_tag(void)
 		t->pack_id = pack_id;
 }
 
-static void cmd_reset_branch(void)
+static void parse_reset_branch(void)
 {
 	struct branch *b;
 	char *sp;
@@ -2291,11 +2293,12 @@ static void cmd_reset_branch(void)
 	else
 		b = new_branch(sp);
 	read_next_command();
-	if (!cmd_from(b) && command_buf.len > 0)
+	parse_from(b);
+	if (command_buf.len > 0)
 		unread_command_buf = 1;
 }
 
-static void cmd_checkpoint(void)
+static void parse_checkpoint(void)
 {
 	if (object_count) {
 		cycle_packfile();
@@ -2306,7 +2309,7 @@ static void cmd_checkpoint(void)
 	skip_optional_lf();
 }
 
-static void cmd_progress(void)
+static void parse_progress(void)
 {
 	fwrite(command_buf.buf, 1, command_buf.len, stdout);
 	fputc('\n', stdout);
@@ -2377,6 +2380,7 @@ int main(int argc, const char **argv)
 {
 	unsigned int i, show_stats = 1;
 
+	setup_git_directory();
 	git_config(git_pack_config);
 	if (!pack_compression_seen && core_compression_seen)
 		pack_compression_level = core_compression_level;
@@ -2445,17 +2449,17 @@ int main(int argc, const char **argv)
 	set_die_routine(die_nicely);
 	while (read_next_command() != EOF) {
 		if (!strcmp("blob", command_buf.buf))
-			cmd_new_blob();
+			parse_new_blob();
 		else if (!prefixcmp(command_buf.buf, "commit "))
-			cmd_new_commit();
+			parse_new_commit();
 		else if (!prefixcmp(command_buf.buf, "tag "))
-			cmd_new_tag();
+			parse_new_tag();
 		else if (!prefixcmp(command_buf.buf, "reset "))
-			cmd_reset_branch();
+			parse_reset_branch();
 		else if (!strcmp("checkpoint", command_buf.buf))
-			cmd_checkpoint();
+			parse_checkpoint();
 		else if (!prefixcmp(command_buf.buf, "progress "))
-			cmd_progress();
+			parse_progress();
 		else
 			die("Unsupported command: %s", command_buf.buf);
 	}