diff options
Diffstat (limited to 'update-cache.c')
| -rw-r--r-- | update-cache.c | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/update-cache.c b/update-cache.c index bb25fa114c..05d584ed48 100644 --- a/update-cache.c +++ b/update-cache.c @@ -57,19 +57,16 @@ static int add_file_to_cache(char *path) struct cache_entry *ce; struct stat st; int fd; + unsigned int len; + char target[1024]; - fd = open(path, O_RDONLY); - if (fd < 0) { + if (lstat(path, &st) < 0) { if (errno == ENOENT || errno == ENOTDIR) { if (allow_remove) return remove_file_from_cache(path); } return -1; } - if (fstat(fd, &st) < 0) { - close(fd); - return -1; - } namelen = strlen(path); size = cache_entry_size(namelen); ce = xmalloc(size); @@ -78,10 +75,24 @@ static int add_file_to_cache(char *path) fill_stat_cache_info(ce, &st); ce->ce_mode = create_ce_mode(st.st_mode); ce->ce_flags = htons(namelen); - - if (index_fd(ce->sha1, fd, &st) < 0) + switch (st.st_mode & S_IFMT) { + case S_IFREG: + fd = open(path, O_RDONLY); + if (fd < 0) + return -1; + if (index_fd(ce->sha1, fd, &st) < 0) + return -1; + break; + case S_IFLNK: + len = readlink(path, target, sizeof(target)); + if (len == -1 || len+1 > sizeof(target)) + return -1; + if (write_sha1_file(target, len, "blob", ce->sha1)) + return -1; + break; + default: return -1; - + } return add_cache_entry(ce, allow_add); } @@ -137,7 +148,7 @@ static struct cache_entry *refresh_entry(struct cache_entry *ce) struct cache_entry *updated; int changed, size; - if (stat(ce->name, &st) < 0) + if (lstat(ce->name, &st) < 0) return ERR_PTR(-errno); changed = cache_match_stat(ce, &st); @@ -145,10 +156,10 @@ static struct cache_entry *refresh_entry(struct cache_entry *ce) return ce; /* - * If the mode has changed, there's no point in trying + * If the mode or type has changed, there's no point in trying * to refresh the entry - it's not going to match */ - if (changed & MODE_CHANGED) + if (changed & (MODE_CHANGED | TYPE_CHANGED)) return ERR_PTR(-EINVAL); if (compare_data(ce, st.st_size)) |