diff options
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/hpfall.c | 64 |
1 files changed, 31 insertions, 33 deletions
diff --git a/Documentation/hwmon/hpfall.c b/Documentation/hwmon/hpfall.c index bbea1ccfd46a..d2f6711b468b 100644 --- a/Documentation/hwmon/hpfall.c +++ b/Documentation/hwmon/hpfall.c @@ -57,45 +57,43 @@ void ignore_me(void) { protect(0); set_led(0); - } -int main(int argc, char* argv[]) +int main(int argc, char *argv[]) { - int fd, ret; + int fd, ret; - fd = open("/dev/freefall", O_RDONLY); - if (fd < 0) { - perror("open"); - return EXIT_FAILURE; - } + fd = open("/dev/freefall", O_RDONLY); + if (fd < 0) { + perror("open"); + return EXIT_FAILURE; + } signal(SIGALRM, ignore_me); - for (;;) { - unsigned char count; - - ret = read(fd, &count, sizeof(count)); - alarm(0); - if ((ret == -1) && (errno == EINTR)) { - /* Alarm expired, time to unpark the heads */ - continue; - } - - if (ret != sizeof(count)) { - perror("read"); - break; - } - - protect(21); - set_led(1); - if (1 || on_ac() || lid_open()) { - alarm(2); - } else { - alarm(20); - } - } + for (;;) { + unsigned char count; + + ret = read(fd, &count, sizeof(count)); + alarm(0); + if ((ret == -1) && (errno == EINTR)) { + /* Alarm expired, time to unpark the heads */ + continue; + } + + if (ret != sizeof(count)) { + perror("read"); + break; + } + + protect(21); + set_led(1); + if (1 || on_ac() || lid_open()) + alarm(2); + else + alarm(20); + } - close(fd); - return EXIT_SUCCESS; + close(fd); + return EXIT_SUCCESS; } |