fs-posix.c revision 8296531314913c7f9d4ab1857c6f79ff1308a12f
02c335c23bf5fa225a467c19f2c063fb0dc7b8c3Timo Sirainen/* Copyright (c) 2010-2016 Dovecot authors, see the included COPYING file */
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen#define FS_POSIX_DOTLOCK_STALE_TIMEOUT_SECS (60*10)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen char *temp_file_prefix, *root_path, *path_prefix;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenfs_posix_init(struct fs *_fs, const char *args, const struct fs_settings *set)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen const char *const *tmp;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs->temp_file_prefix = set->temp_file_prefix != NULL ?
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen i_strdup(set->temp_file_prefix) : i_strdup("temp.dovecot.");
976459a13f69fab7eabf6dbf0442a5fb697a61b3Timo Sirainen fs->temp_file_prefix_len = strlen(fs->temp_file_prefix);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs->fs.set.temp_file_prefix = fs->temp_file_prefix;
d4c3d55021bcbf2b062f4782b1cde9115d35aefcTimo Sirainen fs->lock_method = FS_POSIX_LOCK_METHOD_DOTLOCK;
e48f289d2e5b2546a2c5dcc90f7ab624cc58cca2Stephan Bosch unsigned int mode;
e48f289d2e5b2546a2c5dcc90f7ab624cc58cca2Stephan Bosch fs_set_error(_fs, "Invalid mode value: %s", arg+5);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic enum fs_properties fs_posix_get_properties(struct fs *fs ATTR_UNUSED)
1183340bf4fda4040268aa4ba7a816b567659c08Timo Sirainen /* FS_PROPERTY_DIRECTORIES not returned because fs_delete()
1183340bf4fda4040268aa4ba7a816b567659c08Timo Sirainen automatically rmdir()s parents. This could be changed later though,
1183340bf4fda4040268aa4ba7a816b567659c08Timo Sirainen but SIS code at least would need to be changed to support it. */
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen return FS_PROPERTY_LOCKS | FS_PROPERTY_FASTCOPY | FS_PROPERTY_RENAME |
1183340bf4fda4040268aa4ba7a816b567659c08Timo Sirainen FS_PROPERTY_STAT | FS_PROPERTY_ITER | FS_PROPERTY_RELIABLEITER;
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainenfs_posix_get_mode(struct posix_fs *fs, const char *path, mode_t *mode_r)
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen const char *p;
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen fs_set_error(&fs->fs, "stat(%s) failed: %m", path);
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen /* setgid set - copy mode from parent */
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_mkdir_parents(struct posix_fs *fs, const char *path)
8a2401de6de54250ba271bfc53524a847805e8f4Timo Sirainen fs_set_error(&fs->fs, "mkdir_parents(%s) failed: %m", dir);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_rmdir_parents(struct posix_fs *fs, const char *path)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen const char *p;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen /* success, continue to parent */
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen } else if (errno == ENOTEMPTY || errno == EEXIST) {
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen /* there are other entries in this directory */
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen } else if (errno == EBUSY || errno == ENOENT) {
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen /* some other not-unexpected error */
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(&fs->fs, "rmdir(%s) failed: %m", path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_create(struct posix_fs_file *file)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs *fs = (struct posix_fs *)file->file.fs;
46b0fad7bc31f63f6f969b487bef2178beb125faTimo Sirainen unsigned int try_count = 0;
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen if ((slash = strrchr(file->full_path, '/')) != NULL) {
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen str_append_n(str, file->full_path, slash - file->full_path);
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen if (fs_posix_get_mode(fs, str_c(str), &mode) < 0)
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen fd = safe_mkstemp_hostpid(str, mode, (uid_t)-1, (gid_t)-1);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen if (fs_posix_mkdir_parents(fs, str_c(str)) < 0)
0b0285689239ac08a324aff4b160ff2e920af4beTimo Sirainen fd = safe_mkstemp_hostpid(str, mode, (uid_t)-1, (gid_t)-1);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(&fs->fs, "safe_mkstemp(%s) failed: %m", str_c(str));
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_open(struct posix_fs_file *file)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs *fs = (struct posix_fs *)file->file.fs;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(&fs->fs, "open(%s) failed: %m", path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(&fs->fs, "open(%s) failed: %m", path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic struct fs_file *
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenfs_posix_file_init(struct fs *_fs, const char *path,
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen enum fs_open_mode mode, enum fs_open_flags flags)
d0f9c91ed9ccffa384ef2eebb1083b372591f02aTimo Sirainen file->file.path = i_strdup_printf("%s/%s", path,
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen file->full_path = fs->path_prefix == NULL ? i_strdup(file->file.path) :
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen i_strconcat(fs->path_prefix, file->file.path, NULL);
0b32a8d139f6a4f2b18a6444fc66d31b4a1b0da6Timo Sirainenstatic void fs_posix_file_close(struct fs_file *_file)
0b32a8d139f6a4f2b18a6444fc66d31b4a1b0da6Timo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
a78468f42df768399d6e3890381a936b439297b0Timo Sirainen if (file->fd != -1 && file->file.output == NULL) {
a78468f42df768399d6e3890381a936b439297b0Timo Sirainen fs_set_critical(file->file.fs, "close(%s) failed: %m",
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic void fs_posix_file_deinit(struct fs_file *_file)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen /* failed to create/replace this. delete the temp file */
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_critical(_file->fs, "unlink(%s) failed: %m",
6ff4d08b3313454f181bc8c43fa2ac28bcece0e0Timo Sirainenstatic int fs_posix_open_for_read(struct posix_fs_file *file)
6ff4d08b3313454f181bc8c43fa2ac28bcece0e0Timo Sirainenstatic bool fs_posix_prefetch(struct fs_file *_file, uoff_t length ATTR_UNUSED)
6ff4d08b3313454f181bc8c43fa2ac28bcece0e0Timo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
2a45e925383d56510d318ea47334e939f7d58130Timo Sirainen/* HAVE_POSIX_FADVISE alone isn't enough for CentOS 4.9 */
2a45e925383d56510d318ea47334e939f7d58130Timo Sirainen#if defined(HAVE_POSIX_FADVISE) && defined(POSIX_FADV_WILLNEED)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen if (posix_fadvise(file->fd, 0, length, POSIX_FADV_WILLNEED) < 0) {
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen i_error("posix_fadvise(%s) failed: %m", file->full_path);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic ssize_t fs_posix_read(struct fs_file *_file, void *buf, size_t size)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_critical(_file->fs, "lseek(%s, 0) failed: %m",
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen fs_set_error(_file->fs, "read(%s) failed: %m", file->full_path);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic struct istream *
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenfs_posix_read_stream(struct fs_file *_file, size_t max_buffer_size)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
b3f4c31f1533e25380f49f77d5bb1251bf43db2aTimo Sirainen input = i_stream_create_error_str(errno, "%s", fs_last_error(_file->fs));
96c5e558bbbcd09eb7cb160077fa1f00ae4e5131Timo Sirainen /* the stream could live even after the fs_file */
96c5e558bbbcd09eb7cb160077fa1f00ae4e5131Timo Sirainen input = i_stream_create_fd_autoclose(&file->fd, max_buffer_size);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic int fs_posix_write_finish(struct posix_fs_file *file)
d11111fc5356108b6408a58b4ff1811d5b5678edTimo Sirainen if ((file->open_flags & FS_OPEN_FLAG_FSYNC) != 0) {
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(file->file.fs, "fdatasync(%s) failed: %m",
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen if ((ret = link(file->temp_path, file->full_path)) < 0) {
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(file->file.fs, "link(%s, %s) failed: %m",
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(file->file.fs, "unlink(%s) failed: %m",
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen if (rename(file->temp_path, file->full_path) < 0) {
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(file->file.fs, "rename(%s, %s) failed: %m",
1c9cfe77c67389fbb43cfc386e3c32a13aea63e8Timo Sirainen /* allow opening the file after writing to it */
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic int fs_posix_write(struct fs_file *_file, const void *data, size_t size)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(_file->fs, "write(%s) failed: %m",
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen /* atomic append - it should either succeed or fail */
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen fs_set_error(_file->fs, "write(%s) failed: %m", file->full_path);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen "write(%s) returned %"PRIuSIZE_T"/%"PRIuSIZE_T,
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic void fs_posix_write_stream(struct fs_file *_file)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen file->write_buf = buffer_create_dynamic(default_pool, 1024*32);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen _file->output = o_stream_create_buffer(file->write_buf);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen } else if (file->fd == -1 && fs_posix_open(file) < 0) {
6516e7c2cfb84bbdaff7d748df0a0f1f6f39f75dTimo Sirainen _file->output = o_stream_create_error_str(errno, "%s",
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen _file->output = o_stream_create_fd_file(file->fd,
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen o_stream_set_name(_file->output, file->full_path);
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic int fs_posix_write_stream_finish(struct fs_file *_file, bool success)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen ret = fs_posix_write(_file, file->write_buf->data,
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenfs_posix_lock(struct fs_file *_file, unsigned int secs, struct fs_lock **lock_r)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs *fs = (struct posix_fs *)_file->fs;
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(_file->fs, "flock() not supported by OS "
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen ret = file_try_lock(file->fd, file->full_path, F_WRLCK,
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen ret = file_wait_lock(file->fd, file->full_path, F_WRLCK,
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen fs_set_error(_file->fs, "flock(%s) failed: %m",
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen dotlock_set.stale_timeout = FS_POSIX_DOTLOCK_STALE_TIMEOUT_SECS;
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen ret = file_dotlock_create(&dotlock_set, file->full_path,
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen "file_dotlock_create(%s) failed: %m",
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainenstatic void fs_posix_unlock(struct fs_lock *_lock)
c33d3f93abf8392fdc60e12bea41ffd12cc85a8dTimo Sirainen struct posix_fs_lock *lock = (struct posix_fs_lock *)_lock;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_exists(struct fs_file *_file)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(_file->fs, "stat(%s) failed: %m",
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_stat(struct fs_file *_file, struct stat *st_r)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
3b39022ea0513363241cf852b7d454c841584ea1Timo Sirainen /* in case output != NULL it means that we're still writing to the file
3b39022ea0513363241cf852b7d454c841584ea1Timo Sirainen and fs_stat() shouldn't stat the unfinished file. this is done by
3b39022ea0513363241cf852b7d454c841584ea1Timo Sirainen fs-sis after fs_copy(). */
3b39022ea0513363241cf852b7d454c841584ea1Timo Sirainen if (file->fd != -1 && _file->output == NULL) {
664bf3e236c214aee86294483c379e4fa66c2e63Timo Sirainen fs_set_error(_file->fs, "fstat(%s) failed: %m", file->full_path);
664bf3e236c214aee86294483c379e4fa66c2e63Timo Sirainen fs_set_error(_file->fs, "stat(%s) failed: %m", file->full_path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_copy(struct fs_file *_src, struct fs_file *_dest)
0084f25dd9c184f68e7a06dd2e01d4a0d31a7a93Timo Sirainen struct posix_fs_file *src = (struct posix_fs_file *)_src;
fc525738d566a2b45270d68f2781021cb3755ab1Timo Sirainen struct posix_fs_file *dest = (struct posix_fs_file *)_dest;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs *fs = (struct posix_fs *)_src->fs;
46b0fad7bc31f63f6f969b487bef2178beb125faTimo Sirainen unsigned int try_count = 0;
fc525738d566a2b45270d68f2781021cb3755ab1Timo Sirainen if (errno == EEXIST && dest->open_mode == FS_OPEN_MODE_REPLACE) {
fc525738d566a2b45270d68f2781021cb3755ab1Timo Sirainen /* destination file already exists - replace it */
0084f25dd9c184f68e7a06dd2e01d4a0d31a7a93Timo Sirainen if (fs_posix_mkdir_parents(fs, dest->full_path) < 0)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(_src->fs, "link(%s, %s) failed: %m",
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_rename(struct fs_file *_src, struct fs_file *_dest)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs *fs = (struct posix_fs *)_src->fs;
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen struct posix_fs_file *src = (struct posix_fs_file *)_src;
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen struct posix_fs_file *dest = (struct posix_fs_file *)_dest;
46b0fad7bc31f63f6f969b487bef2178beb125faTimo Sirainen unsigned int try_count = 0;
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen ret = rename(src->full_path, dest->full_path);
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen if (fs_posix_mkdir_parents(fs, dest->full_path) < 0)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen ret = rename(src->full_path, dest->full_path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(_src->fs, "rename(%s, %s) failed: %m",
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_delete(struct fs_file *_file)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen struct posix_fs_file *file = (struct posix_fs_file *)_file;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs *fs = (struct posix_fs *)_file->fs;
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen fs_set_error(_file->fs, "unlink(%s) failed: %m", file->full_path);
29449424bec807cdd2c694745a47f965aef44dd0Timo Sirainen /* attempting to delete a directory. convert it to rmdir()
29449424bec807cdd2c694745a47f965aef44dd0Timo Sirainen automatically. */
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen fs_set_error(_file->fs, "rmdir(%s) failed: %m", file->full_path);
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen (void)fs_posix_rmdir_parents(fs, file->full_path);
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainenstatic struct fs_iter *
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainenfs_posix_iter_init(struct fs *_fs, const char *path, enum fs_iter_flags flags)
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen iter->path = fs->path_prefix == NULL ? i_strdup(path) :
b6c48e71a9413ac90a0414dfeb7d1248c144eeb2Timo Sirainen fs_set_error(_fs, "opendir(%s) failed: %m", iter->path);
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainenstatic bool fs_posix_iter_want(struct posix_fs_iter *iter, const char *fname)
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen const char *path = t_strdup_printf("%s/%s", iter->path, fname);
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen ret = (iter->iter.flags & FS_ITER_FLAG_DIRS) == 0;
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen ret = (iter->iter.flags & FS_ITER_FLAG_DIRS) != 0;
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic const char *fs_posix_iter_next(struct fs_iter *_iter)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs_iter *iter = (struct posix_fs_iter *)_iter;
976459a13f69fab7eabf6dbf0442a5fb697a61b3Timo Sirainen struct posix_fs *fs = (struct posix_fs *)_iter->fs;
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen for (; (d = readdir(iter->dir)) != NULL; errno = 0) {
6937ddd8bda6a452164090b4b7cf9a07836866ceTimo Sirainen switch (d->d_type) {
6937ddd8bda6a452164090b4b7cf9a07836866ceTimo Sirainen /* fall through */
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen if ((iter->iter.flags & FS_ITER_FLAG_DIRS) == 0)
63e94e8f57920b510fcdc479c5482ba9f4337a5cTimo Sirainen if ((iter->iter.flags & FS_ITER_FLAG_DIRS) != 0)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen fs_set_error(_iter->fs, "readdir(%s) failed: %m", iter->path);
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainenstatic int fs_posix_iter_deinit(struct fs_iter *_iter)
c59b9c273b41f7bcf51f6803110b67813879ff05Timo Sirainen struct posix_fs_iter *iter = (struct posix_fs_iter *)_iter;
e84429cf1f7eee3e9e0445723cc92c0dcd20b43dTimo Sirainen if (iter->dir != NULL && closedir(iter->dir) < 0 && iter->err == 0) {
bda58aef5d3c4448cc80a955d4c185a920c12ddaTimo Sirainen fs_set_error(_iter->fs, "closedir(%s) failed: %m", iter->path);