+++ /dev/null
-/* misc.c */
-
-#include "misc.h"
-#include <errno.h> /* for errno */
-#include <unistd.h> /* for unlink(), acess() */
-#include <stdlib.h> /* for size_t, calloc(), free() */
-#include <string.h> /* for strlen(), strcmp(), memcpy() */
-#include <stdint.h> /* for uint8_t, uint16_t */
-#include "readwrite.h" /* for try_fopen(), try_fclose(), textfile_sizes(),
- * try_fputc(), try_fgetc()
- */
-#include "map_objects.h" /* for struct MapObj, get_player(), read_map_objects(),
- * write_map_objects()
- */
-#include "map_object_actions.h" /* for struct MapObjAct */
-#include "ai.h" /* for pretty_dumb_ai() */
-#include "map.h" /* for Map struct, is_passable() */
-#include "main.h" /* for world global */
-#include "yx_uint16.h" /* for yx_uint16 struct */
-#include "rexit.h" /* for exit_err(), exit_trouble() */
-#include "wincontrol.h" /* for init_winconfs(), init_wins(), free_winconfs(),
- * sorted_wintoggle_and_activate()
- */
-#include "windows.h" /* for suspend_win() */
-#include "command_db.h" /* for is_command_id_shortdsc() */
-
-
-
-extern uint16_t rrand()
-{ /* Constants as recommended by POSIX.1-2001 (see man page rand(3)). */
- world.seed = ((world.seed * 1103515245) + 12345) % 4294967296;
- return (world.seed >> 16); /* Ignore less random least significant bits. */
-}
-
-
-
-extern void * try_malloc(size_t size, char * f)
-{
- void * p = malloc(size);
- exit_trouble(NULL == p, f, "malloc()");
- return p;
-}
-
-
-
-extern void * try_calloc(size_t size1, size_t size2, char * f)
-{
- void * p = calloc(size1, size2);
- exit_trouble(NULL == p, f, "calloc()");
- return p;
-}
-
-
-
-extern void check_files_xor(char * p1, char * p2)
-{
- char * msg1 = "A file '";
- char * msg2 = "' exists, but no file '";
- char * msg3 = "'. If everything was in order, both or noe would exist. "
- "The game won't start until this is corrected.";
- uint16_t size = strlen(msg1) + strlen(p1) + strlen(msg2) + strlen(p2)
- + strlen(msg3);
- char msg[size];
- if (!access(p1, F_OK) && access(p2, F_OK))
- {
- sprintf(msg, "%s%s%s%s%s", msg1, p1, msg2, p2, msg3);
- errno = 0;
- exit_err(1, msg);
- }
- else if (access(p1, F_OK) && !access(p2, F_OK))
- {
- sprintf(msg, "%s%s%s%s%s", msg1, p2, msg2, p1, msg3);
- errno = 0;
- exit_err(1, msg);
- }
-}
-
-
-
-extern void check_tempfile(char * path)
-{
- char * msg1 = "A file '";
- char * msg2 = "' exists, probably from a corrupted previous file saving "
- "process. To avoid corruption of game files, the game won't "
- "start until it is removed or renamed.";
- uint16_t size = strlen(msg1) + strlen(path) + strlen(msg2);
- char msg[size];
- sprintf(msg, "%s%s%s", msg1, path, msg2);
- exit_err(!access(path, F_OK), msg);
-}
-
-
-
-extern void save_interface_conf()
-{
- save_keybindings("config/keybindings_global", &world.kb_global);
- save_keybindings("config/keybindings_wingeom", &world.kb_wingeom);
- save_keybindings("config/keybindings_winkeys", &world.kb_winkeys);
- save_win_configs();
-}
-
-
-
-extern void load_interface_conf()
-{
- init_keybindings("config/keybindings_global", &world.kb_global);
- init_keybindings("config/keybindings_wingeom", &world.kb_wingeom);
- init_keybindings("config/keybindings_winkeys", &world.kb_winkeys);
- init_winconfs();
- init_wins();
- sorted_wintoggle_and_activate();
-}
-
-
-
-extern void unload_interface_conf()
-{
- free_keybindings(world.kb_global.kbs);
- free_keybindings(world.kb_wingeom.kbs);
- free_keybindings(world.kb_winkeys.kbs);
- while (0 != world.wmeta->active)
- {
- suspend_win(world.wmeta->active);
- }
- free_winconfs();
-}
-
-
-
-extern void reload_interface_conf()
-{
- unload_interface_conf();
- load_interface_conf();
-}
-
-
-
-extern void update_log(char * text)
-{
- char * f_name = "update_log()";
- static char * last_msg; /* TODO: valgrind is dissatisfied */
- if (0 == last_msg) /* with this calloc'd pointer not */
- { /* being freed. Rectify this? */
- last_msg = try_calloc(1, sizeof(char), f_name);
- }
- char * new_text;
- uint16_t len_old = strlen(world.log);
- if (0 == strcmp(last_msg, text))
- {
- uint16_t len_whole = len_old + 1;
- new_text = try_calloc(len_whole + 1, sizeof(char), f_name);
- memcpy(new_text, world.log, len_old);
- memcpy(new_text + len_old, ".", 1);
- }
- else
- {
- uint16_t len_new = strlen(text);
- uint16_t len_whole = len_old + len_new + 1;
- new_text = try_calloc(len_whole, sizeof(char), f_name);
- memcpy(new_text, world.log, len_old);
- memcpy(new_text + len_old, text, len_new);
- last_msg = try_calloc(len_new + 1, sizeof(char), f_name);
- memcpy(last_msg, text, len_new);
- }
- free(world.log);
- world.log = new_text;
-}
-
-
-
-extern uint16_t center_offset(uint16_t position, uint16_t mapsize,
- uint16_t framesize)
-{
- uint16_t offset = 0;
- if (mapsize > framesize)
- {
- if (position > framesize / 2)
- {
- if (position < mapsize - (framesize / 2))
- {
- offset = position - (framesize / 2);
- }
- else
- {
- offset = mapsize - framesize;
- }
- }
- }
- return offset;
-}
-
-
-
-extern void turn_over(char action)
-{
- char * f_name = "turn_over()";
-
- char * recordfile_tmp = "record_tmp";
- char * recordfile = "record";
- if (1 == world.interactive)
- {
- FILE * file_old = try_fopen(recordfile, "r", f_name);
- FILE * file_new = try_fopen(recordfile_tmp, "w", f_name);
- int c = try_fgetc(file_old, f_name);
- while (EOF != c)
- {
- try_fputc((uint8_t) c, file_new, f_name);
- c = try_fgetc(file_old, f_name);
- }
- try_fclose(file_old, f_name);
- try_fputc(action, file_new, f_name);
- if ( is_command_id_shortdsc(action, "drop")
- || is_command_id_shortdsc(action, "use"))
- {
- try_fputc(world.inventory_sel, file_new, f_name);
- }
- try_fclose_unlink_rename(file_new, recordfile_tmp, recordfile, f_name);
- }
-
- struct MapObj * player = get_player();
- struct MapObj * map_object = player;
- uint8_t first_round = 1;
- while (0 < player->lifepoints)
- {
- if (NULL == map_object)
- {
- world.turn++;
- map_object = world.map_objs;
- }
- if (0 < map_object->lifepoints) /* map_object is animate. */
- {
- if (0 == first_round && 0 == map_object->progress)
- {
- if (map_object == player)
- {
- break;
- }
- pretty_dumb_ai(map_object);
- }
- first_round = 0;
- map_object->progress++;
- struct MapObjAct * moa = world.map_obj_acts;
- while (moa->id != map_object->command)
- {
- moa = moa->next;
- }
- if (map_object->progress == moa->effort)
- {
- moa->func(map_object);
- map_object->progress = 0;
- }
- }
- map_object = map_object->next;
- }
-}
-
-
-
-extern void save_game()
-{
- char * f_name = "save_game()";
- char * savefile_tmp = "savefile_tmp";
- char * savefile = "savefile";
- FILE * file = try_fopen(savefile_tmp, "w", f_name);
- char line[12];
- sprintf(line, "%u\n", world.mapseed);
- try_fwrite(line, strlen(line), 1, file, f_name);
- sprintf(line, "%u\n", world.seed);
- try_fwrite(line, strlen(line), 1, file, f_name);
- sprintf(line, "%u\n", world.map_obj_count);
- try_fwrite(line, strlen(line), 1, file, f_name);
- sprintf(line, "%u\n", world.turn);
- try_fwrite(line, strlen(line), 1, file, f_name);
- sprintf(line, "%u\n", world.score);
- try_fwrite(line, strlen(line), 1, file, f_name);
- write_map_objects(file);
- try_fclose_unlink_rename(file, savefile_tmp, savefile, f_name);
-}
-
-
-
-extern void load_game()
-{
- char * f_name = "load_game2()";
- char * filename = "savefile";
- FILE * file = try_fopen(filename, "r", f_name);
- uint16_t linemax = textfile_sizes(file, NULL);
- char line[linemax + 1];
- try_fgets(line, linemax + 1, file, f_name);
- world.mapseed = atoi(line);
- try_fgets(line, linemax + 1, file, f_name);
- world.seed = atoi(line);
- try_fgets(line, linemax + 1, file, f_name);
- world.map_obj_count = atoi(line);
- try_fgets(line, linemax + 1, file, f_name);
- world.turn = atoi(line);
- try_fgets(line, linemax + 1, file, f_name);
- world.score = atoi(line);
- read_map_objects(file, line, linemax);
- try_fclose(file, f_name);
-}
-
-
-
-extern struct yx_uint16 find_passable_pos(struct Map * map)
-{
- struct yx_uint16 pos;
- for (pos.y = pos.x = 0; 0 == is_passable(map, pos);)
- {
- pos.y = rrand() % map->size.y;
- pos.x = rrand() % map->size.x;
- }
- return pos;
-}
-
-
-
-extern void nav_inventory(char dir)
-{
- if ('u' == dir)
- {
- world.inventory_sel = world.inventory_sel - (world.inventory_sel > 0);
- return;
- }
- struct MapObj * player = get_player();
- struct MapObj * owned = player->owns;
- if (NULL == owned)
- {
- return;
- }
- uint8_t n_owned = 0;
- for (; NULL != owned->next; owned = owned->next, n_owned++);
- world.inventory_sel = world.inventory_sel + (world.inventory_sel < n_owned);
-}
projects / plomrogue / blobdiff