]>
git.gir.st - solVItaire.git/blob - sol.c
1 #define _DEFAULT_SOURCE
14 #define MAX_HIDDEN 6 /*how many cards are turned over at most in a tableu pile*/
15 #define MAX_STOCK 24 /*how many cards can be in the stock at most (=@start)*/
17 #define PILE_SIZE MAX_HIDDEN+NUM_RANKS
21 #define MAX_STOCK 50 /*how many cards can be dealt onto the piles*/
23 #define PILE_SIZE DECK_SIZE*NUM_DECKS /* no maximum stack size in spider :/ */
26 #define get_suit(card) \
27 ((card-1) % NUM_SUITS)
28 #define get_rank(card) \
29 ((card-1) / NUM_SUITS)
30 #define get_color(card) \
31 ((get_suit(card) ^ get_suit(card)>>1) & 1)
34 card_t s
[MAX_STOCK
]; /* stock */
35 int z
; /* stock size */
36 int w
; /* waste; index into stock (const -1 in spider) */
37 card_t f
[NUM_DECKS
*NUM_SUITS
][PILE_SIZE
]; /* foundation */
38 card_t t
[NUM_PILES
][PILE_SIZE
]; /* tableu piles */
40 int f
; /* pile cards were taken from */
41 int t
; /* pile cards were moved to */
42 int n
; /* number of cards moved (if tableu; else index of stock/foundation) */
49 int m
; /* difficulty mode */
51 const struct scheme
* s
;
55 /* stores a function pointer for every takeable action; called by game loop */
56 int (*action
[NUM_PLACES
][10])(int,int,int) = {
58 /* 1 2 3 4 5 6 7 stk wst fnd*/
59 /* 1 */ { t2f
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
, nop
, t2f
},
60 /* 2 */ { t2t
, t2f
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
, nop
, t2f
},
61 /* 3 */ { t2t
, t2t
, t2f
, t2t
, t2t
, t2t
, t2t
, nop
, nop
, t2f
},
62 /* 4 */ { t2t
, t2t
, t2t
, t2f
, t2t
, t2t
, t2t
, nop
, nop
, t2f
},
63 /* 5 */ { t2t
, t2t
, t2t
, t2t
, t2f
, t2t
, t2t
, nop
, nop
, t2f
},
64 /* 6 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2f
, t2t
, nop
, nop
, t2f
},
65 /* 7 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2f
, nop
, nop
, t2f
},
66 /*stk*/ { nop
, nop
, nop
, nop
, nop
, nop
, nop
, nop
, s2w
, nop
},
67 /*wst*/ { w2t
, w2t
, w2t
, w2t
, w2t
, w2t
, w2t
, w2s
, w2f
, w2f
},
68 /*fnd*/ { f2t
, f2t
, f2t
, f2t
, f2t
, f2t
, f2t
, nop
, nop
, nop
},
70 /* 1 2 3 4 5 6 7 8 9 10*/
71 /* 1 */ { nop
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
},
72 /* 2 */ { t2t
, nop
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
},
73 /* 3 */ { t2t
, t2t
, nop
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
},
74 /* 4 */ { t2t
, t2t
, t2t
, nop
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
},
75 /* 5 */ { t2t
, t2t
, t2t
, t2t
, nop
, t2t
, t2t
, t2t
, t2t
, t2t
},
76 /* 6 */ { t2t
, t2t
, t2t
, t2t
, t2t
, nop
, t2t
, t2t
, t2t
, t2t
},
77 /* 7 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
, t2t
, t2t
, t2t
},
78 /* 8 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
, t2t
, t2t
},
79 /* 9 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
, t2t
},
80 /*10 */ { t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, t2t
, nop
},
81 /*stk*/ { s2t
, s2t
, s2t
, s2t
, s2t
, s2t
, s2t
, s2t
, s2t
, s2t
},
86 int main(int argc
, char** argv
) {
87 (void) argc
;(void) argv
;
88 op
.s
= &unicode_large_color
;
90 op
.m
= MEDIUM
; //TODO: make configurable
94 sol(); //TODO: restart, etc.
104 switch (get_cmd(&from
, &to
, &opt
)) {
106 switch (action
[from
][to
](from
,to
,opt
)) {
108 case ERR
: visbell(); break;
112 getchar(); /* consume char left by win_anim() */
119 case CMD_QUIT
: return;
125 int find_top(card_t
* pile
) {
127 for(i
=PILE_SIZE
-1; i
>=0 && !pile
[i
]; i
--);
130 void turn_over(card_t
* pile
) {
131 int top
= find_top(pile
);
132 if (pile
[top
] < 0) pile
[top
] *= -1;
134 int check_won(void) {
135 for (int pile
= 0; pile
< NUM_DECKS
*NUM_SUITS
; pile
++)
136 if (f
.f
[pile
][NUM_RANKS
-1] == NO_CARD
) return 0;
140 void win_anim(void) {
141 printf ("\033[?25l"); /* hide cursor */
143 /* set cursor to random location */
144 int row
= 1+random()%(24-op
.s
->width
);
145 int col
= 1+random()%(80-op
.s
->height
);
147 /* draw random card */
148 int face
= 1 + random() % 52;
149 for (int l
= 0; l
< op
.s
->height
; l
++) {
150 printf ("\033[%d;%dH", row
+l
, col
);
151 printf ("%s", op
.s
->card
[face
][l
]);
155 /* exit on keypress */
156 struct pollfd p
= {STDIN_FILENO
, POLLIN
, 0};
157 if (poll (&p
, 1, 80)) goto fin
;
160 printf ("\033[?25h"); /* show cursor */
163 // takeable actions {{{
165 card_t
stack_take(void) { /*NOTE: assert(f.w >= 0) */
166 card_t card
= f
.s
[f
.w
];
167 /* move stack one over, so there are no gaps in it: */
168 for (int i
= f
.w
; i
< f
.z
-1; i
++)
171 f
.w
--; /* make previous card visible again */
174 int t2f(int from
, int to
, int opt
) { /* tableu to foundation */
175 (void) to
; (void) opt
; //don't need
176 int top_from
= find_top(f
.t
[from
]);
177 to
= get_suit(f
.t
[from
][top_from
]);
178 int top_to
= find_top(f
.f
[to
]);
179 if ((top_to
< 0 && get_rank(f
.t
[from
][top_from
]) == RANK_A
)
180 || (top_to
>= 0 && get_rank(f
.f
[to
][top_to
]) == get_rank(f
.t
[from
][top_from
])-1)) {
181 f
.f
[to
][top_to
+1] = f
.t
[from
][top_from
];
182 f
.t
[from
][top_from
] = NO_CARD
;
183 turn_over(f
.t
[from
]);
184 if (check_won()) return WON
;
188 int w2f(int from
, int to
, int opt
) { /* waste to foundation */
189 (void) from
; (void) to
; (void) opt
; //don't need
190 if (f
.w
< 0) return ERR
;
191 to
= get_suit(f
.s
[f
.w
]);
192 int top_to
= find_top(f
.f
[to
]);
193 if ((top_to
< 0 && get_rank(f
.s
[f
.w
]) == RANK_A
)
194 || (top_to
>= 0 && get_rank(f
.f
[to
][top_to
]) == get_rank(f
.s
[f
.w
])-1)) {
195 f
.f
[to
][top_to
+1] = stack_take();
196 if (check_won()) return WON
;
201 int s2w(int from
, int to
, int opt
) { /* stock to waste */
202 (void) from
; (void) to
; (void) opt
; //don't need
203 if (f
.z
== 0) return ERR
;
205 if (f
.w
== f
.z
) f
.w
= -1;
208 int w2s(int from
, int to
, int opt
) { /* waste to stock (undoes stock to waste) */
209 (void) from
; (void) to
; (void) opt
; //don't need
210 if (f
.z
== 0) return ERR
;
212 if (f
.w
< -1) f
.w
= f
.z
-1;
215 int f2t(int from
, int to
, int opt
) { /* foundation to tableu */
216 int top_to
= find_top(f
.t
[to
]);
218 int top_from
= find_top(f
.f
[from
]);
220 if ((get_color(f
.t
[to
][top_to
]) != get_color(f
.f
[from
][top_from
]))
221 && (get_rank(f
.t
[to
][top_to
]) == get_rank(f
.f
[from
][top_from
])+1)) {
222 f
.t
[to
][top_to
+1] = f
.f
[from
][top_from
];
223 f
.f
[from
][top_from
] = NO_CARD
;
227 int w2t(int from
, int to
, int opt
) { /* waste to tableu */
228 (void) from
; (void) opt
; //don't need
229 int top_to
= find_top(f
.t
[to
]);
230 if (((get_color(f
.t
[to
][top_to
]) != get_color(f
.s
[f
.w
]))
231 && (get_rank(f
.t
[to
][top_to
]) == get_rank(f
.s
[f
.w
])+1))
232 || (top_to
< 0 && get_rank(f
.s
[f
.w
]) == RANK_K
)) {
233 f
.t
[to
][top_to
+1] = stack_take();
237 int t2t(int from
, int to
, int opt
) { /* tableu to tableu */
238 (void) opt
; //don't need
239 int top_to
= find_top(f
.t
[to
]);
240 int top_from
= find_top(f
.t
[from
]);
241 for (int i
= top_from
; i
>=0; i
--) {
242 if (((get_color(f
.t
[to
][top_to
]) != get_color(f
.t
[from
][i
]))
243 && (get_rank(f
.t
[to
][top_to
]) == get_rank(f
.t
[from
][i
])+1)
244 && f
.t
[from
][i
] > NO_CARD
) /* card face up? */
245 || (top_to
< 0 && get_rank(f
.t
[from
][i
]) == RANK_K
)) {
246 /* move cards [i..top_from] to their destination */
247 for (;i
<= top_from
; i
++) {
249 f
.t
[to
][top_to
] = f
.t
[from
][i
];
250 f
.t
[from
][i
] = NO_CARD
;
252 turn_over(f
.t
[from
]);
256 return ERR
; /* no such move possible */
259 int is_consecutive (card_t
* pile
, int pos
) {
260 if (pos
+1 >= PILE_SIZE
) return 1; /* card is last */
261 if (pile
[pos
+1] == NO_CARD
) return 1; /* card is first */
263 if (get_rank(pile
[pos
+1]) != get_rank(pile
[pos
])-1) return 0; /*rank consecutive?*/
264 if (get_suit(pile
[pos
+1]) != get_suit(pile
[pos
])) return 0; /*same suit?*/
268 void remove_if_complete (card_t
* pile
) { //TODO: cleanup
269 static int foundation
= 0; /* where to put pile onto (1 set per stack)*/
270 /* test if K...A complete; move to foundation if so */
271 int top_from
= find_top(pile
);
272 if (get_rank(pile
[top_from
]) != RANK_A
) return;
273 for (int i
= top_from
; i
>=0; i
--) {
274 if (!is_consecutive (pile
, i
)) return;
275 if (i
+RANK_K
== top_from
276 && get_rank(pile
[top_from
-RANK_K
]) == RANK_K
) { //ace to king ok, remove it
277 for (int i
= top_from
, j
= 0; i
> top_from
-NUM_RANKS
; i
--, j
++) {
278 f
.f
[foundation
][j
] = pile
[i
];
287 int t2t(int from
, int to
, int opt
) { //TODO: in dire need of cleanup
288 //TODO: segfaulted once on large column
289 //TODO: sometimes moving doesn't work (ERR when it should be OK) XXX
291 int top_from
= find_top(f
.t
[from
]);
292 int top_to
= find_top(f
.t
[to
]);
293 int empty_to
= (top_to
< 0)? opt
: -1; /* empty pile? */
295 for (int i
= top_from
; i
>= 0; i
--) {
296 if (!is_consecutive(f
.t
[from
], i
)) break;
298 if ((get_rank(f
.t
[from
][i
]) == get_rank(f
.t
[to
][top_to
])-1) // consecutive?
299 || (empty_to
>= RANK_A
&& get_rank(f
.t
[from
][i
]) == empty_to
)) { //to empty pile and rank ok?
300 for (;i
<= top_from
; i
++) {
302 f
.t
[to
][top_to
] = f
.t
[from
][i
];
303 f
.t
[from
][i
] = NO_CARD
;
305 turn_over(f
.t
[from
]);
306 remove_if_complete (f
.t
[to
]);
307 if (check_won()) return WON
;
312 return ERR
; /* no such move possible */
314 int s2t(int from
, int to
, int opt
) {
315 (void) from
; (void) to
; (void) opt
; //don't need
316 if (f
.z
<= 0) return ERR
; /* stack out of cards */
317 for (int pile
= 0; pile
< NUM_PILES
; pile
++)
318 if (f
.t
[pile
][0]==NO_CARD
) return ERR
; /*no piles may be empty*/
319 for (int pile
= 0; pile
< NUM_PILES
; pile
++) {
320 f
.t
[pile
][find_top(f
.t
[pile
])+1] = f
.s
[--f
.z
];
321 remove_if_complete (f
.t
[pile
]); //XXX: needs testing
322 if (check_won()) return WON
;
327 int nop(int from
, int to
, int opt
) { (void)from
;(void)to
;(void)opt
;return ERR
; }
330 int get_cmd (int* from
, int* to
, int* opt
) {
331 //returns 0 on success or an error code indicating game quit, new game,...
332 //TODO: escape sequences (mouse, cursor keys)
333 //TODO: don't allow taking from empty piles
338 /* direct addressing: */ //TODO: cleanup empty pile check
339 case '1': if (!f
.t
[0][0]) return CMD_INVAL
; *from
= TAB_1
; break;
340 case '2': if (!f
.t
[1][0]) return CMD_INVAL
; *from
= TAB_2
; break;
341 case '3': if (!f
.t
[2][0]) return CMD_INVAL
; *from
= TAB_3
; break;
342 case '4': if (!f
.t
[3][0]) return CMD_INVAL
; *from
= TAB_4
; break;
343 case '5': if (!f
.t
[4][0]) return CMD_INVAL
; *from
= TAB_5
; break;
344 case '6': if (!f
.t
[5][0]) return CMD_INVAL
; *from
= TAB_6
; break;
345 case '7': if (!f
.t
[6][0]) return CMD_INVAL
; *from
= TAB_7
; break;
347 case '8': if (!f
.t
[7][0]) return CMD_INVAL
; *from
= TAB_8
; break;
348 case '9': if (!f
.t
[8][0]) return CMD_INVAL
; *from
= TAB_9
; break;
349 case '0': if (!f
.t
[9][0]) return CMD_INVAL
; *from
= TAB_10
;break;
350 #elif defined KLONDIKE
351 case '9': if (f
.w
< 0) return CMD_INVAL
; *from
= WASTE
; break;
352 case '0': *from
= FOUNDATION
; break;
353 case '8': /* fallthrough */
355 case '\n': /* shortcut for dealing from stock */
359 /* cursor keys addressing: */
361 case 'q': return CMD_QUIT
;
362 case 'r': return CMD_NEW
; //TODO
363 case 'h': return CMD_HINT
; //TODO
364 case '?': return CMD_HELP
; //TODO
365 case '/': return CMD_FIND
; //TODO: highlight card of given rank (even non-movable)
366 case '\033': return CMD_INVAL
; //TODO: cntlseq
367 default: return CMD_INVAL
;
372 if (t
< '0' || t
> '9') return CMD_INVAL
;
382 if (*from
== FOUNDATION
) {
383 int top
= find_top(f
.t
[*to
]);
384 if (top
< 0) return CMD_INVAL
;
385 int color
= get_color(f
.t
[*to
][top
]);
386 int choice_1
= 1-color
; /* selects piles of */
387 int choice_2
= 2+color
; /* the opposite color */
388 int top_c1
= find_top(f
.f
[choice_1
]);
389 int top_c2
= find_top(f
.f
[choice_2
]);
391 int can_take_from
= 0;
392 if (top_c1
>= 0 && get_rank(f
.t
[*to
][top
])-1
393 == get_rank(f
.f
[choice_1
][top_c1
]))
394 can_take_from
|= 1<<0;
395 if (top_c2
>= 0 && get_rank(f
.t
[*to
][top
])-1
396 == get_rank(f
.f
[choice_2
][top_c2
]))
397 can_take_from
|= 1<<1;
398 switch (can_take_from
) {
399 case (1<<0): *opt
= choice_1
; break; /* choice_1 only */
400 case (1<<1): *opt
= choice_2
; break; /* choice_2 only */
401 case (1<<1 | 1<<0): /* both */
402 /* both foundations match, ask user which pile to pick from */
403 printf ("take from (1-4): "); fflush (stdout
);
404 *opt
= getchar() - '1';
405 if (*opt
< 0 || *opt
> 3) return CMD_INVAL
;
407 default: return CMD_INVAL
; /* none matched */
409 // `opt` is the foundation index (0..3)
412 if (*to
< STOCK
&& f
.t
[*to
][0] == NO_CARD
) { /*moving to empty tableu?*/
413 int top
= find_top(f
.t
[*from
]);
414 if (top
< 0) return CMD_INVAL
;
415 if (top
>= 0 && !is_movable(f
.t
[*from
], top
-1)) {
416 *opt
= get_rank(f
.t
[*from
][top
]);
417 } else { /* only ask the user if it's unclear */
418 printf ("\rup to (a23456789xjqk): ");
421 case 'a': case 'A': *opt
= RANK_A
; break;
422 case '0': /* fallthrough */
423 case 'x': case 'X': *opt
= RANK_X
; break;
424 case 'j': case 'J': *opt
= RANK_J
; break;
425 case 'q': case 'Q': *opt
= RANK_Q
; break;
426 case 'k': case 'K': *opt
= RANK_K
; break;
427 default: *opt
-= '1';
429 if (*opt
< RANK_A
|| *opt
> RANK_K
) return ERR
;
431 /* `opt` is the rank of the highest card to move */
438 f
= (const struct playfield
){0}; /* clear playfield */
439 card_t deck
[DECK_SIZE
*NUM_DECKS
];
440 int avail
= DECK_SIZE
*NUM_DECKS
;
441 for (int i
= 0; i
< DECK_SIZE
*NUM_DECKS
; i
++) deck
[i
] = (i
%DECK_SIZE
)+1;
443 if (op
.m
!= NORMAL
) for (int i
= 0; i
< DECK_SIZE
*NUM_DECKS
; i
++) {
444 if (op
.m
== MEDIUM
) deck
[i
] = 1+((deck
[i
]-1) | 2);
445 if (op
.m
== EASY
) deck
[i
] = 1+((deck
[i
]-1) | 2 | 1);
446 /* the 1+ -1 dance gets rid of the offset created by NO_CARD */
449 srandom (time(NULL
));
450 long seed
= time(NULL
);
452 for (int i
= DECK_SIZE
*NUM_DECKS
-1; i
> 0; i
--) { //fisher-yates
453 int j
= random() % (i
+1);
454 if (j
-i
) deck
[i
]^=deck
[j
],deck
[j
]^=deck
[i
],deck
[i
]^=deck
[j
];
458 for (int i
= 0; i
< NUM_PILES
; i
++) {
460 int closed
= i
; /* pile n has n closed cards, then 1 open */
462 int closed
= i
<4?5:4; /* pile 1-4 have 5, 5-10 have 4 closed */
464 /* face down cards are negated: */
465 for (int j
= 0; j
< closed
; j
++) f
.t
[i
][j
] = -deck
[--avail
];
466 f
.t
[i
][closed
] = deck
[--avail
]; /* the face-up card */
468 /* rest of the cards to the stock; NOTE: assert(avail==50) for spider */
469 for (f
.z
= 0; avail
; f
.z
++) f
.s
[f
.z
] = deck
[--avail
];
470 f
.w
= -1; /* @start: nothing on waste (no waste in spider -> const) */
473 int is_movable(card_t
* pile
, int n
) { //TODO cleanup, code deduplication, needs entry in sol.h
475 return(pile
[n
] > NO_CARD
); /*non-movable cards don't exist in klondike*/
477 int top
= find_top(pile
);
478 for (int i
= top
; i
>= 0; i
--) {
479 if (pile
[i
] <= NO_CARD
) return 0; //card face down?
480 if (!is_consecutive(pile
, i
)) return 0;
481 if (i
== n
) return 1; //card reached, must be movable
486 #define print_hi(invert, bold, str) /* for highlighting during get_cmd() */ \
487 printf ("%s%s%s%s%s", (bold)?"\033[1m":"", (invert)?"\033[7m":"", str, \
488 (invert)?"\033[27m":"", (bold)?"\033[22m":"")
489 void print_table(int highlight
) { //{{{
490 printf("\033[2J\033[H"); /* clear screen, reset cursor */
492 /* print stock, waste and foundation: */
493 for (int line
= 0; line
< op
.s
->height
; line
++) {
495 print_hi (highlight
== STOCK
, 1, (
496 (f
.w
< f
.z
-1)?op
.s
->facedown
497 :op
.s
->placeholder
)[line
]);
499 print_hi (highlight
== WASTE
, 1, (
500 /* NOTE: cast, because f.w sometimes is (short)-1 !? */
501 ((short)f
.w
>= 0)?op
.s
->card
[f
.s
[f
.w
]]
502 :op
.s
->placeholder
)[line
]);
503 printf ("%s", op
.s
->card
[NO_CARD
][line
]); /* spacer */
505 for (int pile
= 0; pile
< NUM_SUITS
; pile
++) {
506 int card
= find_top(f
.f
[pile
]);
507 print_hi (highlight
== FOUNDATION
, 1,
508 (card
< 0)?op
.s
->placeholder
[line
]
509 :op
.s
->card
[f
.f
[pile
][card
]][line
]);
515 for (int line
= 0; line
< op
.s
->height
; line
++) {
516 /* available stock: */
517 for (int i
= f
.z
/10; i
; i
--) {
518 if (i
==1) printf ("%s", op
.s
->facedown
[line
]);
519 else printf ("%s", op
.s
->halfstack
[line
]);
521 /* spacer: */ //TODO: urgh! cleanup! also breaks on unicode_small_mono!
522 int xx
= 0; for(int i
=0;i
<NUM_DECKS
*NUM_SUITS
;i
++)if(f
.f
[i
][RANK_K
])xx
++;
523 int HALFWIDTH
= 2; int RIGHTWIDTH
= 3;
524 for (int i
= f
.z
?(f
.z
/10-1)*HALFWIDTH
+ op
.s
->width
:0;
525 i
< NUM_PILES
*op
.s
->width
- ((xx
?(xx
-1)*RIGHTWIDTH
:0)+op
.s
->width
);
528 /* foundation (overlapping): */
529 for (int i
= 0; i
< NUM_DECKS
*NUM_SUITS
; i
++) {
530 int overlap
= i
? op
.s
->halfcard
[line
]: 0;
531 if (f
.f
[i
][RANK_K
]) printf ("%s",
532 op
.s
->card
[f
.f
[i
][RANK_K
]][line
]+overlap
);
538 /* print tableu piles: */
539 int row
[NUM_PILES
] = {0};
540 int line
[NUM_PILES
]= {0};
541 int label
[NUM_PILES
]={0};// :|
542 int line_had_card
; // :|
545 for (int pile
= 0; pile
< NUM_PILES
; pile
++) {
546 card_t card
= f
.t
[pile
][row
[pile
]];
547 card_t next
= f
.t
[pile
][row
[pile
]+1];
548 int movable
= is_movable(f
.t
[pile
], row
[pile
]);
550 print_hi (highlight
== pile
&& movable
, movable
, (
551 (card
<0)?op
.s
->facedown
555 if (++line
[pile
] >= (next
?op
.s
->overlap
:op
.s
->height
) //normal overlap
557 || (line
[pile
] >= 1 &&
558 f
.t
[pile
][row
[pile
]] < 0 &&
559 f
.t
[pile
][row
[pile
]+1] <0) //extreme overlap on closed
560 || (0) //extreme overlap on sequence TODO
566 if(!card
&& !label
[pile
]) { /* tableu labels: */
568 printf ("\b\b%d ", (pile
+1) % 10); //XXX: hack
570 line_had_card
|= !!card
;
573 } while (line_had_card
);
576 void visbell (void) {
577 printf ("\033[?5h"); fflush (stdout
);
579 printf ("\033[?5l"); fflush (stdout
);
582 void append_undo (int n
, int f
, int t
) {
583 (void)n
;(void)f
;(void)t
;
584 //check if we have to free redo buffer (.next)
587 //TODO: undo; needs operations to be written by x2y()
590 void screen_setup (int enable
) {
593 printf ("\033[s\033[?47h"); /* save cursor, alternate screen */
594 printf ("\033[H\033[J"); /* reset cursor, clear screen */
595 //TODO//printf ("\033[?1000h\033[?25l"); /* enable mouse, hide cursor */
597 //TODO//printf ("\033[?9l\033[?25h"); /* disable mouse, show cursor */
598 printf ("\033[?47l\033[u"); /* primary screen, restore cursor */
603 void raw_mode(int enable
) { //{{{
604 static struct termios saved_term_mode
;
605 struct termios raw_term_mode
;
608 tcgetattr(STDIN_FILENO
, &saved_term_mode
);
609 raw_term_mode
= saved_term_mode
;
610 raw_term_mode
.c_lflag
&= ~(ICANON
| ECHO
);
611 raw_term_mode
.c_cc
[VMIN
] = 1 ;
612 raw_term_mode
.c_cc
[VTIME
] = 0;
613 tcsetattr(STDIN_FILENO
, TCSAFLUSH
, &raw_term_mode
);
615 tcsetattr(STDIN_FILENO
, TCSAFLUSH
, &saved_term_mode
);
619 //vim: foldmethod=marker