[V_LOPE]

pawn Код:

public OnPlayerSpawn(playerid) 
{ 
    SetPlayerCheckpoint(playerid,X,Y,Z,CHECKPOINTSIZE); 
} 

public OnPlayerEnterCheckpoint(playerid)
{
    DisablePlayerCheckpoint(playerid);
    return 1;
}

https://sampwiki.blast.hk/wiki/Function:SetPlayerCheckpoint
if you want make alot of checkpoints use streamer:

https://sampforum.blast.hk/showthread.php?tid=102865