diff options
| -rw-r--r-- | bundle.c | 39 | ||||
| -rwxr-xr-x | t/t5607-clone-bundle.sh | 6 |
2 files changed, 24 insertions, 21 deletions
@@ -243,7 +243,7 @@ out: } -/* Write the pack data to bundle_fd, then close it if it is > 1. */ +/* Write the pack data to bundle_fd */ static int write_pack_data(int bundle_fd, struct rev_info *revs) { struct child_process pack_objects = CHILD_PROCESS_INIT; @@ -256,6 +256,20 @@ static int write_pack_data(int bundle_fd, struct rev_info *revs) pack_objects.in = -1; pack_objects.out = bundle_fd; pack_objects.git_cmd = 1; + + /* + * start_command() will close our descriptor if it's >1. Duplicate it + * to avoid surprising the caller. + */ + if (pack_objects.out > 1) { + pack_objects.out = dup(pack_objects.out); + if (pack_objects.out < 0) { + error_errno(_("unable to dup bundle descriptor")); + child_process_clear(&pack_objects); + return -1; + } + } + if (start_command(&pack_objects)) return error(_("Could not spawn pack-objects")); @@ -421,21 +435,10 @@ int create_bundle(struct bundle_header *header, const char *path, bundle_to_stdout = !strcmp(path, "-"); if (bundle_to_stdout) bundle_fd = 1; - else { + else bundle_fd = hold_lock_file_for_update(&lock, path, LOCK_DIE_ON_ERROR); - /* - * write_pack_data() will close the fd passed to it, - * but commit_lock_file() will also try to close the - * lockfile's fd. So make a copy of the file - * descriptor to avoid trying to close it twice. - */ - bundle_fd = dup(bundle_fd); - if (bundle_fd < 0) - die_errno("unable to dup file descriptor"); - } - /* write signature */ write_or_die(bundle_fd, bundle_signature, strlen(bundle_signature)); @@ -463,10 +466,8 @@ int create_bundle(struct bundle_header *header, const char *path, goto err; /* write pack */ - if (write_pack_data(bundle_fd, &revs)) { - bundle_fd = -1; /* already closed by the above call */ + if (write_pack_data(bundle_fd, &revs)) goto err; - } if (!bundle_to_stdout) { if (commit_lock_file(&lock)) @@ -474,11 +475,7 @@ int create_bundle(struct bundle_header *header, const char *path, } return 0; err: - if (!bundle_to_stdout) { - if (0 <= bundle_fd) - close(bundle_fd); - rollback_lock_file(&lock); - } + rollback_lock_file(&lock); return -1; } diff --git a/t/t5607-clone-bundle.sh b/t/t5607-clone-bundle.sh index 348d9b3..cf39e9e 100755 --- a/t/t5607-clone-bundle.sh +++ b/t/t5607-clone-bundle.sh @@ -71,4 +71,10 @@ test_expect_success 'prerequisites with an empty commit message' ' git bundle verify bundle ' +test_expect_success 'failed bundle creation does not leave cruft' ' + # This fails because the bundle would be empty. + test_must_fail git bundle create fail.bundle master..master && + test_path_is_missing fail.bundle.lock +' + test_done |