change ping using popen

git-svn-id: http://172.17.0.253/svn/soft_pkgs/sys_nicmonitor@804 09c3743a-b0dd-45d3-b506-aa74c7a2a6ef

branches/sys_nicmonitor-1.6/mnic.c

@@ -454,7 +454,7 @@ static void *send_inc_info(void *p)
 	while(1){
 		i = 0;
 		get_sem(ptr->semid);
-		memset(ptr->shm_ptr, 0, sizeof(SHM));
+	//	memset(ptr->shm_ptr, 0, sizeof(SHM));
 		curr = ptr->listp->next;
 		while(curr != NULL){
 			get_inc_info(&curr->info);
@@ -643,7 +643,7 @@ int ping_gw(char *devname)
 				return 0;
 			}else{
 				fgets(getbuf,sizeof(getbuf),fp);
-				if(strncmp(getbuf,"1",1) == 0)
+				if(strncmp(getbuf,"0",1) != 0)
 				{
 					pclose(fp);
 					return 0;