Function do_recv

main.c:988–1146

static int do_recv(int f_in, int f_out, char *local_name)
{
	int pid;
	int exit_code = 0;
	int error_pipe[2];

	/* The receiving side mustn't obey this, or an existing symlink that
	 * points to an identical file won't be replaced by the referent. */
	copy_links = copy_dirlinks = copy_unsafe_links = 0;

#ifdef SUPPORT_HARD_LINKS
	if (preserve_hard_links && !inc_recurse)
		match_hard_links(first_flist);
#endif

	if (fd_pair(error_pipe) < 0) {
		rsyserr(FERROR, errno, "pipe failed in do_recv");
		exit_cleanup(RERR_IPC);
	}

	if (backup_dir) {
		STRUCT_STAT st;
		int ret;
		if (backup_dir_len > 1)
			backup_dir_buf[backup_dir_len-1] = '\0';
		ret = do_stat(backup_dir_buf, &st);
		if (ret != 0 || !S_ISDIR(st.st_mode)) {
			if (ret == 0) {
				rprintf(FERROR, "The backup-dir is not a directory: %s\n", backup_dir_buf);
				exit_cleanup(RERR_SYNTAX);
			}
			if (errno != ENOENT) {
				rprintf(FERROR, "Failed to stat %s: %s\n", backup_dir_buf, strerror(errno));
				exit_cleanup(RERR_FILEIO);
			}
			if (INFO_GTE(BACKUP, 1))
				rprintf(FINFO, "(new) backup_dir is %s\n", backup_dir_buf);
		} else if (INFO_GTE(BACKUP, 1))
			rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
		if (backup_dir_len > 1)
			backup_dir_buf[backup_dir_len-1] = '/';
	}

	if (tmpdir) {
		STRUCT_STAT st;
		int ret = do_stat(tmpdir, &st);
		if (ret < 0 || !S_ISDIR(st.st_mode)) {
			if (ret == 0) {
				rprintf(FERROR, "The temp-dir is not a directory: %s\n", tmpdir);
				exit_cleanup(RERR_SYNTAX);
			}
			if (errno == ENOENT) {
				rprintf(FERROR, "The temp-dir does not exist: %s\n", tmpdir);
				exit_cleanup(RERR_SYNTAX);
			}
			rprintf(FERROR, "Failed to stat temp-dir %s: %s\n", tmpdir, strerror(errno));
			exit_cleanup(RERR_FILEIO);
		}