16 	int fd = perf_data_file__is_read(file) ?  in check_pipe()  local
20 		if (!fstat(fd, &st) && S_ISFIFO(st.st_mode))  in check_pipe()
28 		file->fd = fd;  in check_pipe()
52 	int fd;  in open_file_read()  local
55 	fd = open(file->path, O_RDONLY);  in open_file_read()
56 	if (fd < 0) {  in open_file_read()
67 	if (fstat(fd, &st) < 0)  in open_file_read()
83 	return fd;  in open_file_read()
86 	close(fd);  in open_file_read()
92 	int fd;  in open_file_write()  local
98 	fd = open(file->path, O_CREAT|O_RDWR|O_TRUNC, S_IRUSR|S_IWUSR);  in open_file_write()
100 	if (fd < 0)  in open_file_write()
104 	return fd;  in open_file_write()
109 	int fd;  in open_file()  local
111 	fd = perf_data_file__is_read(file) ?  in open_file()
114 	file->fd = fd;  in open_file()
115 	return fd < 0 ? -1 : 0;  in open_file()
131 	close(file->fd);  in perf_data_file__close()
137 	return writen(file->fd, buf, size);  in perf_data_file__write()