static void
succumb(int sigraised)
{
if (oldsig == SIG_DFL) {
endfly();
exit(1);
}
if (oldsig != SIG_IGN) {
endfly();
(*oldsig)(SIGINT);
}
}
void
succumb()
{
if (oldsig == SIG_DFL) {
endfly();
exit(1);
}
if (oldsig != SIG_IGN) {
endfly();
(*oldsig)(SIGINT);
}
}
succumb()
{
switch (oldsig) {
case SIG_DFL:
endfly();
exit(1);
case SIG_IGN:
break;
default:
endfly();
(*oldsig)();
}
}
visual()
{
void moveenemy();
destroyed = 0;
if(initscr() == ERR){
puts("Whoops! No more memory...");
return(0);
}
oldsig = signal(SIGINT, succumb);
crmode();
noecho();
screen();
row = rnd(LINES-3) + 1;
column = rnd(COLS-2) + 1;
moveenemy();
for (;;) {
switch(getchar()){
case 'h':
case 'r':
dc = -1;
fuel--;
break;
case 'H':
case 'R':
dc = -5;
fuel -= 10;
break;
case 'l':
dc = 1;
fuel--;
break;
case 'L':
dc = 5;
fuel -= 10;
break;
case 'j':
case 'u':
dr = 1;
fuel--;
break;
case 'J':
case 'U':
dr = 5;
fuel -= 10;
break;
case 'k':
case 'd':
dr = -1;
fuel--;
break;
case 'K':
case 'D':
dr = -5;
fuel -= 10;
break;
case '+':
if (cross){
cross = 0;
notarget();
}
else
cross = 1;
break;
case ' ':
case 'f':
if (torps){
torps -= 2;
blast();
if (row == MIDR && column - MIDC < 2 && MIDC - column < 2){
destroyed = 1;
alarm(0);
}
}
else
mvaddstr(0,0,"*** Out of torpedoes. ***");
break;
case 'q':
endfly();
return(0);
default:
mvaddstr(0,26,"Commands = r,R,l,L,u,U,d,D,f,+,q");
continue;
case EOF:
break;
}
if (destroyed){
endfly();
return(1);
}
if (clock <= 0){
endfly();
die();
}
}
}
