slack gksu fix

[pandora_liveinfo.git] / custom.c

/*
 * This file is licensed under the Creative Commons Zero License,
 * version 1.0, available at
 * http://creativecommons.org/publicdomain/zero/1.0/legalcode
 */

#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <unistd.h>

/*
 * example usage:
 * ./custom "fps: 60"
 */
int main(int argc, char *argv[])
{
  static const char socket_name[] = "\0liveinfo";
  struct sockaddr_un sun;
  int sock;
  int ret;

  if (argv[1] == NULL) {
    fprintf(stderr, "usage:\n%s \"label: value\"\n", argv[0]);
    return 1;
  }

  sock = socket(PF_UNIX, SOCK_DGRAM, 0);
  if (sock == -1) {
    perror("socket PF_UNIX");
    return 1;
  }

  memset(&sun, 0, sizeof(sun));
  sun.sun_family = AF_UNIX;
  memcpy(sun.sun_path, socket_name, sizeof(socket_name));

  ret = sendto(sock, argv[1], strlen(argv[1]), 0,
    (struct sockaddr *)&sun, sizeof(sun));
  if (ret < 0) {
    perror("sendto");
    return 1;
  }

  close(sock);
  return 0;
}