awesome-client.c

   1 /*
   2  * awesome-client.c - awesome client, communicate with socket
   3  *
   4  * Copyright © 2007 Julien Danjou <julien@danjou.info>
   5  * Copyright © 2007 daniel@brinkers.de
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  */
  22
  23 #include <errno.h>
  24 #include <stdio.h>
  25 #include <sys/socket.h>
  26 #include <sys/un.h>
  27
  28 #include "awesome-client.h"
  29 #include "util.h"
  30
  31 /* GNU/Hurd workaround */
  32 #ifndef MSG_NOSIGNAL
  33 #define MSG_NOSIGNAL 0
  34 #endif
  35
  36 int
  37 main(void)
  38 {
  39     struct sockaddr_un *addr;
  40     char buf[1024];
  41     int csfd, ret_value = EXIT_SUCCESS;
  42
  43     csfd = get_client_socket();
  44     addr = get_client_addr(getenv("DISPLAY"));
  45
  46     if(!addr || csfd < 0)
  47         return EXIT_FAILURE;
  48
  49     while(fgets(buf, sizeof(buf), stdin))
  50         if(sendto(csfd, buf, a_strlen(buf), MSG_NOSIGNAL,
  51                   (const struct sockaddr *) addr, sizeof(struct sockaddr_un)) == -1)
  52         {
  53             switch (errno)
  54             {
  55                 case ENOENT:
  56                     fprintf(stderr, "Can't write to %s\n", addr->sun_path);
  57                     break;
  58                 default:
  59                     perror("error sending datagram");
  60             }
  61             ret_value = errno;
  62             break;
  63         }
  64
  65     close(csfd);
  66
  67     p_delete(&addr);
  68
  69     return ret_value;
  70 }
  71 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80