Merge branch 'pb/push'

diff --git a/fast-import.c b/fast-import.c
index 655913ddb27f758ce494fc18551e852c9a6aa9f1..caea684338031431dc3177716654a1a289faa9a3 100644 (file)
--- 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;
@@ -2291,12 +2293,12 @@ static void cmd_reset_branch(void)
        else
                b = new_branch(sp);
        read_next_command();
-       cmd_from(b);
+       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();
@@ -2307,7 +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);
@@ -2447,17 +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);
        }