/* Msg Oddajnik */
#include <stdio.h>
#include <sys/ipc.h>
#include <sys/types.h>
#include <sys/msg.h>

#define MSG_TYPE    1       /* Tip mojih sporocil */

struct MsgSend_t{
  long MsgType;
  long SenderId;
  char Message[128];
};

int main( argc, argv )
int argc; char **argv;
{
  int MsgId, MsgSendSize;
  struct MsgSend_t MsgSend;

  if( argc != 2 ){
    printf("Uporaba: %s sporocilo\n", argv[0] );
    exit( 1 );
  }
  if( (MsgId =  msgget( ftok("msgkey", 'k'), 0644 )) == -1 ){
    printf("%s: Napaka, msgget ni uspel\n", argv[0]);
    exit( 2 );
  }
  MsgSend.MsgType   = MSG_TYPE;       /* Naj bo tip sporocila tak    */
  MsgSend.SenderId  = getpid( );      /* To naj je moja oznaka       */
  strcpy( MsgSend.Message, argv[1] ); /* To je sporocilo             */

  MsgSendSize       = sizeof(MsgSend.SenderId) + strlen( argv[1] );

  if( msgsnd( MsgId, &MsgSend, MsgSendSize ) == -1 ){
    printf("%s: Napaka, msgsnd ni uspel\n", argv[0]);
    exit( 2 );
  }
  exit( 0 );
}