* This must be done before minimal device size checks.
*/
if (source_dir_set) {
- fd = open(file, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR | S_IRGRP |
- S_IWGRP | S_IROTH);
+ int oflags = O_RDWR;
+ struct stat statbuf;
+
+ if (is_path_exist(file) == 0)
+ oflags |= O_CREAT;
+
+ fd = open(file, oflags, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP |
+ S_IROTH);
if (fd < 0) {
error("unable to open %s: %s", file, strerror(errno));
goto error;
}
+ ret = fstat(fd, &statbuf);
+ if (ret < 0) {
+ error("unable to stat %s: %s", file, strerror(errno));
+ ret = -errno;
+ goto error;
+ }
+ /*
+ * Block_count not specified, use file/device size first.
+ * Or we will always use source_dir_size calculated for mkfs.
+ */
+ if (!block_count)
+ block_count = btrfs_device_size(fd, &statbuf);
source_dir_size = btrfs_mkfs_size_dir(source_dir, sectorsize,
min_dev_size, metadata_profile, data_profile);
if (block_count < source_dir_size)
int is_block_device(const char *file);
int is_mount_point(const char *file);
int is_path_exist(const char *file);
+int is_reg_file(const char *path);
int check_arg_type(const char *input);
int open_path_or_dev_mnt(const char *path, DIR **dirstream, int verbose);
int btrfs_open(const char *path, DIR **dirstream, int verbose, int dir_only);