Something

public CopCheck(playerid)
{
	if (gdebug >= 1){printf("DEBUG CopCheck(%d) (%s)", playerid);}
	new playername2[MAX_PLAYER_NAME];
	new storedcopname[64];
	GetPlayerName(playerid, playername2, sizeof(playername2));
	new File: file = fopen("cops.cfg", io_read);
	if (file)
	{
		new valtmp[MAX_PLAYER_NAME];
		while (fread(file, valtmp) > 0)
		{
			strmid(storedcopname, valtmp, 0, strlen(playername2), 255);
			if ((strcmp(storedcopname, playername2, true, strlen(playername2)) == 0) && (strlen(playername2) == strlen(storedcopname)))
			{
				fclose(file);
				return 1;
			}
		}
	}
	fclose(file);
	return 0;
}