-void save_keybindings(struct World * world) {
-// Write keybindings to keybindings file.
- struct KeysWinData * keyswindata = (struct KeysWinData *) world->keyswindata;
- struct KeyBinding * keybindings = world->keybindings;
- FILE * file = fopen("keybindings", "w");
- int linemax = 0;
- int i;
- for (i = 0; i <= keyswindata->max; i++)
- if (strlen(keybindings[i].name) > linemax)
- linemax = strlen(keybindings[i].name);
- linemax = linemax + 6; // + 6 = + 3 digits + whitespace + newline + null byte
- char * line = malloc(linemax);
- for (i = 0; i <= keyswindata->max; i++) {
- snprintf(line, linemax, "%d %s\n", keybindings[i].key, keybindings[i].name);
- fwrite(line, sizeof(char), strlen(line), file); }
- free(line);
- fclose(file); }
-
-int get_action_key (struct KeyBinding * keybindings, char * name) {
-// Return key matching name in keybindings.
- int i = 0;
- while (strcmp(keybindings[i].name, name) )
- i++;
- return keybindings[i].key; }
-
-char * get_keyname(int keycode) {
-// Translate some keycodes to readable names of max 9 chars.
- char * keyname;
- keyname = malloc(15);
- if (32 < keycode && keycode < 127)
- sprintf(keyname, "%c", keycode);
- else if (keycode == 9)
- sprintf(keyname, "TAB");
- else if (keycode == 10)
- sprintf(keyname, "RETURN");
- else if (keycode == 27)
- sprintf(keyname, "ESCAPE");
- else if (keycode == 32)
- sprintf(keyname, "SPACE");
- else if (keycode == KEY_UP)
- sprintf(keyname, "UP");
- else if (keycode == KEY_DOWN)
- sprintf(keyname, "DOWN");
- else if (keycode == KEY_LEFT)
- sprintf(keyname, "LEFT");
- else if (keycode == KEY_RIGHT)
- sprintf(keyname, "RIGHT");
- else if (keycode == KEY_HOME)
- sprintf(keyname, "HOME");
- else if (keycode == KEY_BACKSPACE)
- sprintf(keyname, "BACKSPACE");
- else if (keycode >= KEY_F0 && keycode <= KEY_F(63)) {
- int f = keycode - KEY_F0;
- sprintf(keyname, "F%d", f); }
- else if (keycode == KEY_DC)
- sprintf(keyname, "DELETE");
- else if (keycode == KEY_IC)
- sprintf(keyname, "INSERT");
- else if (keycode == KEY_NPAGE)
- sprintf(keyname, "NEXT PAGE");
- else if (keycode == KEY_PPAGE)
- sprintf(keyname, "PREV PAGE");
- else if (keycode == KEY_END)
- sprintf(keyname, "END");
- else
- sprintf(keyname, "(unknown)");
- return keyname; }
-
-void mod_key (struct World * world, struct WinMeta * win_meta) {
-// In keybinding window, mark selection modifiable, modify key. Ensure max of three digits in key code field.
- world->keyswindata->edit = 1;
- draw_all_windows (win_meta);
- int key = getch();
- if (key < 1000)
- world->keybindings[world->keyswindata->select].key = key;
- world->keyswindata->edit = 0; }
-
-char is_passable (struct World * world, int x, int y) {