diff options
Diffstat (limited to 'package/gpioctl/src/main.c')
-rw-r--r-- | package/gpioctl/src/main.c | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/package/gpioctl/src/main.c b/package/gpioctl/src/main.c deleted file mode 100644 index 8ad27749b4..0000000000 --- a/package/gpioctl/src/main.c +++ /dev/null @@ -1,76 +0,0 @@ -/* -* This program is free software; you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation; either version 2 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA -* -* Feedback, Bugs... blogic@openwrt.org -* -*/ - -#include <stdio.h> -#include <stdlib.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <linux/gpio_dev.h> -#include <linux/ioctl.h> - -void -print_usage() -{ - printf("gpioctl dirin|dirout|get|set|clear gpio\n"); - exit(0); -} - -int -main(int argc, char **argv) -{ - int gpio_pin; - int fd; - int result = 0; - - if (argc != 3) - { - print_usage(); - } - - if ((fd = open("/dev/gpio", O_RDWR)) < 0) - { - printf("Error whilst opening /dev/gpio\n"); - return -1; - } - - gpio_pin = atoi(argv[2]); - - printf("using gpio pin %d\n", gpio_pin); - - if (!strcmp(argv[1], "dirin")) - { - ioctl(fd, GPIO_DIR_IN, gpio_pin); - } else if (!strcmp(argv[1], "dirout")) - { - ioctl(fd, GPIO_DIR_OUT, gpio_pin); - } else if (!strcmp(argv[1], "get")) - { - result = ioctl(fd, GPIO_GET, gpio_pin); - printf("Pin %d is %s\n", gpio_pin, (result ? "HIGH" : "LOW")); - } else if (!strcmp(argv[1], "set")) - { - ioctl(fd, GPIO_SET, gpio_pin); - } else if (!strcmp(argv[1], "clear")) - { - ioctl(fd, GPIO_CLEAR, gpio_pin); - } else print_usage(); - - return result; -} |