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-rw-r--r--fast-import.c142
1 files changed, 70 insertions, 72 deletions
diff --git a/fast-import.c b/fast-import.c
index a40b4ea2d0..d0bd285a16 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -153,6 +153,7 @@ Format of STDIN stream:
#include "builtin.h"
#include "cache.h"
+#include "lockfile.h"
#include "object.h"
#include "blob.h"
#include "tree.h"
@@ -878,7 +879,7 @@ static void start_packfile(void)
pack_size = sizeof(hdr);
object_count = 0;
- all_packs = xrealloc(all_packs, sizeof(*all_packs) * (pack_id + 1));
+ REALLOC_ARRAY(all_packs, pack_id + 1);
all_packs[pack_id] = p;
}
@@ -1686,8 +1687,9 @@ found_entry:
static int update_branch(struct branch *b)
{
static const char *msg = "fast-import";
- struct ref_lock *lock;
+ struct ref_transaction *transaction;
unsigned char old_sha1[20];
+ struct strbuf err = STRBUF_INIT;
if (read_ref(b->name, old_sha1))
hashclr(old_sha1);
@@ -1696,29 +1698,33 @@ static int update_branch(struct branch *b)
delete_ref(b->name, old_sha1, 0);
return 0;
}
- lock = lock_any_ref_for_update(b->name, old_sha1, 0, NULL);
- if (!lock)
- return error("Unable to lock %s", b->name);
if (!force_update && !is_null_sha1(old_sha1)) {
struct commit *old_cmit, *new_cmit;
old_cmit = lookup_commit_reference_gently(old_sha1, 0);
new_cmit = lookup_commit_reference_gently(b->sha1, 0);
- if (!old_cmit || !new_cmit) {
- unlock_ref(lock);
+ if (!old_cmit || !new_cmit)
return error("Branch %s is missing commits.", b->name);
- }
if (!in_merge_bases(old_cmit, new_cmit)) {
- unlock_ref(lock);
warning("Not updating %s"
" (new tip %s does not contain %s)",
b->name, sha1_to_hex(b->sha1), sha1_to_hex(old_sha1));
return -1;
}
}
- if (write_ref_sha1(lock, b->sha1, msg) < 0)
- return error("Unable to update %s", b->name);
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_update(transaction, b->name, b->sha1, old_sha1,
+ 0, 1, msg, &err) ||
+ ref_transaction_commit(transaction, &err)) {
+ ref_transaction_free(transaction);
+ error("%s", err.buf);
+ strbuf_release(&err);
+ return -1;
+ }
+ ref_transaction_free(transaction);
+ strbuf_release(&err);
return 0;
}
@@ -1737,17 +1743,32 @@ static void dump_tags(void)
{
static const char *msg = "fast-import";
struct tag *t;
- struct ref_lock *lock;
struct strbuf ref_name = STRBUF_INIT;
+ struct strbuf err = STRBUF_INIT;
+ struct ref_transaction *transaction;
+ transaction = ref_transaction_begin(&err);
+ if (!transaction) {
+ failure |= error("%s", err.buf);
+ goto cleanup;
+ }
for (t = first_tag; t; t = t->next_tag) {
strbuf_reset(&ref_name);
- strbuf_addf(&ref_name, "tags/%s", t->name);
- lock = lock_ref_sha1(ref_name.buf, NULL);
- if (!lock || write_ref_sha1(lock, t->sha1, msg) < 0)
- failure |= error("Unable to update %s", ref_name.buf);
+ strbuf_addf(&ref_name, "refs/tags/%s", t->name);
+
+ if (ref_transaction_update(transaction, ref_name.buf, t->sha1,
+ NULL, 0, 0, msg, &err)) {
+ failure |= error("%s", err.buf);
+ goto cleanup;
+ }
}
+ if (ref_transaction_commit(transaction, &err))
+ failure |= error("%s", err.buf);
+
+ cleanup:
+ ref_transaction_free(transaction);
strbuf_release(&ref_name);
+ strbuf_release(&err);
}
static void dump_marks_helper(FILE *f,
@@ -1773,20 +1794,18 @@ static void dump_marks_helper(FILE *f,
static void dump_marks(void)
{
static struct lock_file mark_lock;
- int mark_fd;
FILE *f;
if (!export_marks_file)
return;
- mark_fd = hold_lock_file_for_update(&mark_lock, export_marks_file, 0);
- if (mark_fd < 0) {
+ if (hold_lock_file_for_update(&mark_lock, export_marks_file, 0) < 0) {
failure |= error("Unable to write marks file %s: %s",
export_marks_file, strerror(errno));
return;
}
- f = fdopen(mark_fd, "w");
+ f = fdopen_lock_file(&mark_lock, "w");
if (!f) {
int saved_errno = errno;
rollback_lock_file(&mark_lock);
@@ -1795,27 +1814,10 @@ static void dump_marks(void)
return;
}
- /*
- * Since the lock file was fdopen()'ed, it should not be close()'ed.
- * Assign -1 to the lock file descriptor so that commit_lock_file()
- * won't try to close() it.
- */
- mark_lock.fd = -1;
-
dump_marks_helper(f, 0, marks);
- if (ferror(f) || fclose(f)) {
- int saved_errno = errno;
- rollback_lock_file(&mark_lock);
- failure |= error("Unable to write marks file %s: %s",
- export_marks_file, strerror(saved_errno));
- return;
- }
-
if (commit_lock_file(&mark_lock)) {
- int saved_errno = errno;
- rollback_lock_file(&mark_lock);
failure |= error("Unable to commit marks file %s: %s",
- export_marks_file, strerror(saved_errno));
+ export_marks_file, strerror(errno));
return;
}
}
@@ -1980,7 +1982,7 @@ static int parse_data(struct strbuf *sb, uintmax_t limit, uintmax_t *len_res)
return 1;
}
-static int validate_raw_date(const char *src, char *result, int maxlen)
+static int validate_raw_date(const char *src, struct strbuf *result)
{
const char *orig_src = src;
char *endp;
@@ -1998,11 +2000,10 @@ static int validate_raw_date(const char *src, char *result, int maxlen)
return -1;
num = strtoul(src + 1, &endp, 10);
- if (errno || endp == src + 1 || *endp || (endp - orig_src) >= maxlen ||
- 1400 < num)
+ if (errno || endp == src + 1 || *endp || 1400 < num)
return -1;
- strcpy(result, orig_src);
+ strbuf_addstr(result, orig_src);
return 0;
}
@@ -2010,7 +2011,7 @@ static char *parse_ident(const char *buf)
{
const char *ltgt;
size_t name_len;
- char *ident;
+ struct strbuf ident = STRBUF_INIT;
/* ensure there is a space delimiter even if there is no name */
if (*buf == '<')
@@ -2029,26 +2030,25 @@ static char *parse_ident(const char *buf)
die("Missing space after > in ident string: %s", buf);
ltgt++;
name_len = ltgt - buf;
- ident = xmalloc(name_len + 24);
- strncpy(ident, buf, name_len);
+ strbuf_add(&ident, buf, name_len);
switch (whenspec) {
case WHENSPEC_RAW:
- if (validate_raw_date(ltgt, ident + name_len, 24) < 0)
+ if (validate_raw_date(ltgt, &ident) < 0)
die("Invalid raw date \"%s\" in ident: %s", ltgt, buf);
break;
case WHENSPEC_RFC2822:
- if (parse_date(ltgt, ident + name_len, 24) < 0)
+ if (parse_date(ltgt, &ident) < 0)
die("Invalid rfc2822 date \"%s\" in ident: %s", ltgt, buf);
break;
case WHENSPEC_NOW:
if (strcmp("now", ltgt))
die("Date in ident must be 'now': %s", buf);
- datestamp(ident + name_len, 24);
+ datestamp(&ident);
break;
}
- return ident;
+ return strbuf_detach(&ident, NULL);
}
static void parse_and_store_blob(
@@ -3283,36 +3283,34 @@ static void parse_option(const char *option)
die("This version of fast-import does not support option: %s", option);
}
-static int git_pack_config(const char *k, const char *v, void *cb)
+static void git_pack_config(void)
{
- if (!strcmp(k, "pack.depth")) {
- max_depth = git_config_int(k, v);
+ int indexversion_value;
+ unsigned long packsizelimit_value;
+
+ if (!git_config_get_ulong("pack.depth", &max_depth)) {
if (max_depth > MAX_DEPTH)
max_depth = MAX_DEPTH;
- return 0;
}
- if (!strcmp(k, "pack.compression")) {
- int level = git_config_int(k, v);
- if (level == -1)
- level = Z_DEFAULT_COMPRESSION;
- else if (level < 0 || level > Z_BEST_COMPRESSION)
- die("bad pack compression level %d", level);
- pack_compression_level = level;
+ if (!git_config_get_int("pack.compression", &pack_compression_level)) {
+ if (pack_compression_level == -1)
+ pack_compression_level = Z_DEFAULT_COMPRESSION;
+ else if (pack_compression_level < 0 ||
+ pack_compression_level > Z_BEST_COMPRESSION)
+ git_die_config("pack.compression",
+ "bad pack compression level %d", pack_compression_level);
pack_compression_seen = 1;
- return 0;
}
- if (!strcmp(k, "pack.indexversion")) {
- pack_idx_opts.version = git_config_int(k, v);
+ if (!git_config_get_int("pack.indexversion", &indexversion_value)) {
+ pack_idx_opts.version = indexversion_value;
if (pack_idx_opts.version > 2)
- die("bad pack.indexversion=%"PRIu32,
- pack_idx_opts.version);
- return 0;
+ git_die_config("pack.indexversion",
+ "bad pack.indexversion=%"PRIu32, pack_idx_opts.version);
}
- if (!strcmp(k, "pack.packsizelimit")) {
- max_packsize = git_config_ulong(k, v);
- return 0;
- }
- return git_default_config(k, v, cb);
+ if (!git_config_get_ulong("pack.packsizelimit", &packsizelimit_value))
+ max_packsize = packsizelimit_value;
+
+ git_config(git_default_config, NULL);
}
static const char fast_import_usage[] =
@@ -3365,7 +3363,7 @@ int main(int argc, char **argv)
setup_git_directory();
reset_pack_idx_option(&pack_idx_opts);
- git_config(git_pack_config, NULL);
+ git_pack_config();
if (!pack_compression_seen && core_compression_seen)
pack_compression_level = core_compression_level;