Lines Matching defs:buf
65 char buf[SYSFS_PATH_MAX + DNAME_PATH_MAX];
69 snprintf(buf, sizeof(buf), "/sys/class/rc/%s", rc);
71 d = opendir(buf);
73 ksft_exit_fail_msg("cannot open %s: %m\n", buf);
77 snprintf(buf, sizeof(buf), "/dev/%s", dent->d_name);
87 fd = open(buf, O_RDWR | O_NONBLOCK);
89 ksft_exit_fail_msg("cannot open: %s: %m\n", buf);
97 char buf[100];
117 snprintf(buf, sizeof(buf), "/sys/class/rc/%s/protocols", argv[2]);
118 protocolfd = open(buf, O_WRONLY);
120 ksft_exit_fail_msg("failed to open %s: %m\n", buf);