#include "../common/readwrite.h" /* try_fopen(), try_fclose_unlink_rename(),
* try_fwrite(), try_fputc(), try_fgetc()
*/
+#include "../common/rexit.h" /* exit_trouble() */
#include "../common/try_malloc.h" /* try_malloc() */
#include "cleanup.h" /* set_cleanup_flag() */
#include "field_of_view.h" /* VISIBLE */
+#include "hardcoded_strings.h" /* s */
#include "map.h" /* yx_to_map_pos() */
#include "things.h" /* Thing, ThingType, get_thing_type(), get_player() */
#include "world.h" /* global world */
+/* Write to "file" god commands (one per line) to recreate thing "t". */
+static void write_key_value(FILE * file, char * key, uint32_t value);
+
+/* Write to "file" \n-delimited line of "key" + space + "value" as string. */
+static void write_thing(FILE * file, struct Thing * t);
+
/* Cut out and return first \0-terminated string from world.queue and
* appropriately reduce world.queue_size. Return NULL if queue is empty.
* Superfluous \0 bytes after the string are also cut out. Should the queue
+static void write_key_value(FILE * file, char * key, uint32_t value)
+{
+ char * f_name = "write_key_value()";
+ try_fwrite(key, strlen(key), 1, file, f_name);
+ try_fputc(' ', file, f_name);
+ char * line = try_malloc(11, f_name);
+ exit_trouble(-1 == sprintf(line, "%u", value), f_name, "sprintf()");
+ try_fwrite(line, strlen(line), 1, file, f_name);
+ free(line);
+ try_fputc('\n', file, f_name);
+}
+
+
+
+static void write_thing(FILE * file, struct Thing * t)
+{
+ char * f_name = "write_thing()";
+ struct Thing * o;
+ for (o = t->owns; o; o = o->next)
+ {
+ write_thing(file, o);
+ }
+ write_key_value(file, s[CMD_THING], t->id);
+ write_key_value(file, s[CMD_TYPE], t->type);
+ write_key_value(file, s[CMD_POS_Y], t->pos.y);
+ write_key_value(file, s[CMD_POS_X], t->pos.x);
+ write_key_value(file, s[CMD_COMMAND], t->command);
+ write_key_value(file, s[CMD_ARGUMENT], t->arg);
+ write_key_value(file, s[CMD_PROGRESS], t->progress);
+ write_key_value(file, s[CMD_LIFEPOINTS], t->lifepoints);
+ for (o = t->owns; o; o = o->next)
+ {
+ write_key_value(file, s[CMD_CARRIES], o->id);
+ }
+ try_fputc('\n', file, f_name);
+}
+
+
+
static char * get_message_from_queue()
{
char * f_name = "get_message_from_queue()";
static void update_worldstate_file()
{
char * f_name = "update_worldstate_file()";
- char path_tmp[strlen(world.path_worldstate) + strlen(world.tmp_suffix) + 1];
- sprintf(path_tmp, "%s%s", world.path_worldstate, world.tmp_suffix);
+ uint16_t size = strlen(s[PATH_WORLDSTATE]) + strlen(s[PATH_SUFFIX_TMP]) + 1;
+ char * path_tmp = try_malloc(size, f_name);
+ sprintf(path_tmp, "%s%s", s[PATH_WORLDSTATE], s[PATH_SUFFIX_TMP]);
FILE * file = try_fopen(path_tmp, "w", f_name);
struct Thing * player = get_player();
write_value_as_line(world.turn, file);
{
try_fwrite(world.log, strlen(world.log), 1, file, f_name);
}
- try_fclose_unlink_rename(file, path_tmp, world.path_worldstate, f_name);
+ try_fclose_unlink_rename(file, path_tmp, s[PATH_WORLDSTATE], f_name);
+ free(path_tmp);
set_cleanup_flag(CLEANUP_WORLDSTATE);
char * dot = ".\n";;
try_fwrite(dot, strlen(dot), 1, world.file_out, f_name);
uint32_t map_size = world.map.length * world.map.length;
char * visible_map = try_malloc(map_size, f_name);
memset(visible_map, ' ', map_size);
- uint16_t pos_i;
- for (pos_i = 0; pos_i < map_size; pos_i++)
- {
- if (player->fov_map[pos_i] & VISIBLE)
+ if (player->fov_map) /* May fail if player thing was created / positioned */
+ { /* by god command after turning off FOV building. */
+ uint32_t pos_i;
+ for (pos_i = 0; pos_i < map_size; pos_i++)
{
- visible_map[pos_i] = world.map.cells[pos_i];
+ if (player->fov_map[pos_i] & VISIBLE)
+ {
+ visible_map[pos_i] = world.map.cells[pos_i];
+ }
}
- }
- struct Thing * t;
- struct ThingType * tt;
- char c;
- uint8_t i;
- for (i = 0; i < 2; i++)
- {
- for (t = world.things; t != 0; t = t->next)
+ struct Thing * t;
+ struct ThingType * tt;
+ char c;
+ uint8_t i;
+ for (i = 0; i < 2; i++)
{
- if ( player->fov_map[yx_to_map_pos(&t->pos)] & VISIBLE
- && ( (0 == i && 0 == t->lifepoints)
- || (1 == i && 0 < t->lifepoints)))
+ for (t = world.things; t != 0; t = t->next)
{
- tt = get_thing_type(t->type);
- c = tt->char_on_map;
- visible_map[yx_to_map_pos(&t->pos)] = c;
+ if ( player->fov_map[yx_to_map_pos(&t->pos)] & VISIBLE
+ && ( (0 == i && 0 == t->lifepoints)
+ || (1 == i && 0 < t->lifepoints)))
+ {
+ tt = get_thing_type(t->type);
+ c = tt->char_on_map;
+ visible_map[yx_to_map_pos(&t->pos)] = c;
+ }
}
}
}
}
return get_message_from_queue();
}
+
+
+
+extern void save_world()
+{
+ char * f_name = "save_world()";
+ char * path = s[PATH_SAVE];
+ FILE * file = try_fopen(path, "w", f_name);
+ write_key_value(file, s[CMD_DO_FOV], 0);
+ try_fputc('\n', file, f_name);
+ write_key_value(file, s[CMD_SEED_MAP], world.seed_map);
+ write_key_value(file, s[CMD_SEED_RAND], world.seed);
+ write_key_value(file, s[CMD_TURN], world.turn);
+ try_fputc('\n', file, f_name);
+ struct Thing * t;
+ for (t = world.things; t; t = t->next)
+ {
+ write_thing(file, t);
+ }
+ write_key_value(file, s[CMD_DO_FOV], 1);
+ try_fclose(file, f_name);
+}