catchsig1.c

IEC104程序元源代码

#include "476def.h"

void     sighandler();

extern   SHM_SOCKET *pShmSocket;


void init_sighandler( )
{
   (void)signal( SIGUSR1, sighandler );
}


void sighandler( sig,code,addr )
int   sig,code;
char  *addr;
{

   shutdown( pShmSocket->sock_fd,2 );
   close( pShmSocket->sock_fd );

   msg_delete();
   TerminateSharedMemory();
   exit( 0 );
}