diff options
| author | Nicolas Pitre <nico@cam.org> | 2006-11-01 17:06:24 -0500 |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2006-11-03 00:24:07 -0800 |
| commit | 9ca4a201eaf0c58dbc7184cb2d5ab01c48cb7447 (patch) | |
| tree | 40d15a0009df42b91567ea938adb389ade0a61a0 /index-pack.c | |
| parent | da093d37506f034bfb14e6de26cce9c14b1a1216 (diff) | |
| download | git-9ca4a201eaf0c58dbc7184cb2d5ab01c48cb7447.tar.gz | |
have index-pack create .keep file more carefully
If by chance we receive a pack which content (list of objects) matches
another pack that we already have, and if that pack is marked with a
.keep file, then we should not overwrite it.
Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'index-pack.c')
| -rw-r--r-- | index-pack.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/index-pack.c b/index-pack.c index a3b55f9b0f..8d64a883af 100644 --- a/index-pack.c +++ b/index-pack.c @@ -788,14 +788,17 @@ static void final(const char *final_pack_name, const char *curr_pack_name, get_object_directory(), sha1_to_hex(sha1)); keep_name = name; } - keep_fd = open(keep_name, O_RDWR | O_CREAT, 0600); - if (keep_fd < 0) - die("cannot write keep file"); - if (keep_msg_len > 0) { - write_or_die(keep_fd, keep_msg, keep_msg_len); - write_or_die(keep_fd, "\n", 1); + keep_fd = open(keep_name, O_RDWR|O_CREAT|O_EXCL, 0600); + if (keep_fd < 0) { + if (errno != EEXIST) + die("cannot write keep file"); + } else { + if (keep_msg_len > 0) { + write_or_die(keep_fd, keep_msg, keep_msg_len); + write_or_die(keep_fd, "\n", 1); + } + close(keep_fd); } - close(keep_fd); } if (final_pack_name != curr_pack_name) { |