/* wincontrol.c */
#include "wincontrol.h"
-#include <stdlib.h> /* for malloc(), free() */
+#include <stdlib.h> /* for free() */
#include <string.h> /* for strlen() */
#include <stdint.h> /* for uint8_t, uint16_t */
-#include <stdio.h> /* for fopen(), fclose(), fwrite() */
+#include <stdio.h> /* for fwrite() */
#include <unistd.h> /* for access(), unlink() */
#include "windows.h" /* for suspend_win(), append_win(), reset_pad_offset(),
* resize_active_win(), init_win(), free_win(),
*/
#include "yx_uint16.h" /* for yx_uint16 struct */
#include "main.h" /* for Wins struct */
-#include "readwrite.h" /* for textfile_sizes() */
+#include "readwrite.h" /* for get_linemax(), try_fopen(), try_fclose(),
+ * try_fgets(), try_fclose_unlink_rename()
+ */
#include "rexit.h" /* for exit_err() */
#include "main.h" /* for World, Wins structs */
#include "draw_wins.h" /* for draw_keys_win(), draw_info_win(), draw_log_win(),
* draw_map_win
*/
+#include "misc.h" /* for try_malloc() */
+#include "dirent.h" /* for opendir(), closedir(), readdir() */
+#include "errno.h" /* for errno */
-/* Create Winconf, initialize ->iew/height_type/width_type to 0, ->id to "id"
- * and ->draw to f.
- */
-static void create_winconf(char id, struct WinConf * wcp,
- void (* f) (struct Win *));
+/* Create Winconf, init ->view/height_type/width_type to 0, ->id to "id". */
+static void create_winconf(char id, struct WinConf * wcp);
/* Initialize Winconf of "id" from appropriate config file.*/
static void init_winconf_from_file(struct World * world, char id);
/* Wrapper around init_win() called with values from Winconf of "id". */
static void init_win_from_winconf(struct World * world, char id);
-/* Save title, size of window identified by "id" to its configuration file. */
+/* Save title, draw function, size of window identified by "id" to conffile. */
static void save_win_config(struct World * world, char id);
/* Get WinConf by "id"; get id of WinConf mothering "win". */
static struct WinConf * get_winconf_by_id(struct World * world, char id);
-static char get_id_by_win(struct World * world, struct Win * win);
+
+/* Get (Win->_draw) function identified by "c"; NULL if c not mapped to one. */
+static void * get_drawfunc_by_char(char c);
+
+/* Iterate over bytes of world->winconf_ids array. Re-start after null byte. */
+static char get_next_winconf_id(struct World * world);
static char * string_prefixed_id(struct World * world, char * prefix, char id)
{
- char * err = "Trouble in string_prefixed_id() with malloc().";
uint8_t size = strlen(prefix) + 2;
- char * path = malloc(size);
- exit_err(NULL == path, world, err);
+ char * path = try_malloc(size, world, "string_prefixed_id()");
sprintf(path, "%s_", prefix);
path[size - 2] = id;
return path;
-static void create_winconf(char id, struct WinConf * wcp,
- void (* f) (struct Win *))
+static void create_winconf(char id, struct WinConf * wcp)
{
wcp->id = id;
- wcp->draw = f;
wcp->view = 0;
wcp->height_type = 0;
wcp->width_type = 0;
static void init_winconf_from_file(struct World * world, char id)
{
- char * err_o = "Trouble in init_win_from_file() with fopen().";
- char * err_m = "Trouble in init_win_from_file() with malloc().";
- char * err_s = "Trouble in init_win_from_file() with textfile_sizes().";
- char * err_g = "Trouble in init_win_from_file() with fgets().";
- char * err_c = "Trouble in init_win_from_file() with fclose().";
+ char * f_name = "init_winconf_from_file()";
char * path = string_prefixed_id(world, "config/windows/Win_", id);
- FILE * file = fopen(path, "r");
- exit_err(NULL == file, world, err_o);
+ FILE * file = try_fopen(path, "r", world, f_name);
free(path);
- uint16_t linemax;
- exit_err(textfile_sizes(file, &linemax, NULL), world, err_s);
+ uint16_t linemax = get_linemax(file, world, f_name);
char line[linemax + 1];
struct WinConf * winconf = get_winconf_by_id(world, id);
- exit_err(NULL == fgets(line, linemax + 1, file), world, err_g);
- exit_err(NULL == (winconf->title = malloc(strlen(line))), world, err_m);
+ try_fgets(line, linemax + 1, file, world, f_name);
+ winconf->title = try_malloc(strlen(line), world, f_name);
memcpy(winconf->title, line, strlen(line) - 1); /* Eliminate newline char */
winconf->title[strlen(line) - 1] = '\0'; /* char at end of string. */
- exit_err(NULL == fgets(line, linemax + 1, file), world, err_g);
+
+ try_fgets(line, linemax + 1, file, world, f_name);
+ winconf->draw = line[0];
+
+ try_fgets(line, linemax + 1, file, world, f_name);
winconf->height = atoi(line);
if (0 >= winconf->height)
{
winconf->height_type = 1;
}
- exit_err(NULL == fgets(line, linemax + 1, file), world, err_g);
+ try_fgets(line, linemax + 1, file, world, f_name);
winconf->width = atoi(line);
if (0 >= winconf->width)
{
winconf->width_type = 1;
}
- exit_err(fclose(file), world, err_c);
+ try_fclose(file, world, f_name);
}
static void init_win_from_winconf(struct World * world, char id)
{
- char * err = "Trouble in init_win_from_file() with init_win().";
+ char * tmp = "Trouble in init_win_from_file() with init_win() (win id: _).";
+ char * err = try_malloc(strlen(tmp) + 1, world, "init_win_from_file()");
+ memcpy(err, tmp, strlen(tmp) + 1);
+ err[strlen(tmp) - 3] = id;
struct WinConf * winconf = get_winconf_by_id(world, id);
+ void * f = get_drawfunc_by_char(winconf->draw);
+ exit_err(NULL == f, world, err);
exit_err(init_win(world->wmeta, &winconf->win, winconf->title,
- winconf->height, winconf->width, world, winconf->draw),
+ winconf->height, winconf->width, world, f),
world, err);
+ free(err);
}
extern void save_win_config(struct World * world, char id)
{
- char * err_o = "Trouble in save_win_config() with fopen().";
- char * err_c = "Trouble in save_win_config() with fclose().";
- char * err_u = "Trouble in save_win_config() with unlink().";
- char * err_r = "Trouble in save_win_config() with rename().";
+ char * f_name = "save_win_config()";
char * path_tmp = string_prefixed_id(world, "config/windows/Win_tmp_", id);
- FILE * file = fopen(path_tmp, "w");
- exit_err(NULL == file, world, err_o);
+ FILE * file = try_fopen(path_tmp, "w", world, f_name);
struct WinConf * wc = get_winconf_by_id(world, id);
uint8_t size = strlen(wc->title) + 2;
char line[size];
sprintf(line, "%s\n", wc->title);
fwrite(line, sizeof(char), strlen(line), file);
+ sprintf(line, "%c\n", wc->draw);
+ fwrite(line, sizeof(char), strlen(line), file);
sprintf(line, "%d\n", wc->height);
fwrite(line, sizeof(char), strlen(line), file);
sprintf(line, "%d\n", wc->width);
fwrite(line, sizeof(char), strlen(line), file);
- exit_err(fclose(file), world, err_c);
char * path = string_prefixed_id(world, "config/windows/Win_", id);
- if (!access(path, F_OK))
- {
- exit_err(unlink(path), world, err_u);
- }
- exit_err(rename(path_tmp, path), world, err_r);
+ try_fclose_unlink_rename(file, path_tmp, path, world, f_name);
free(path);
free(path_tmp);
}
-static char get_id_by_win(struct World * world, struct Win * win)
+static void * get_drawfunc_by_char(char c)
+{
+ if ('i' == c)
+ {
+ return draw_info_win;
+ }
+ else if ('k' == c)
+ {
+ return draw_keys_win;
+ }
+ else if ('l' == c)
+ {
+ return draw_log_win;
+ }
+ else if ('m' == c)
+ {
+ return draw_map_win;
+ }
+ return NULL;
+}
+
+
+
+static char get_next_winconf_id(struct World * world)
{
- struct WinConf * wc = get_winconf_by_win(world, win);
- return wc->id;
+ static uint8_t i = 0;
+ char c = world->winconf_ids[i];
+ if (0 == c)
+ {
+ i = 0;
+ }
+ else
+ {
+ i++;
+ }
+ return c;
}
extern void init_winconfs(struct World * world)
{
- char * err = "Trouble with malloc() in init_winconfs().";
- struct WinConf * winconfs = malloc(4 * sizeof(struct WinConf));
- exit_err(NULL == winconfs, world, err);
- create_winconf('i', &winconfs[0], draw_info_win);
- create_winconf('k', &winconfs[1], draw_keys_win);
- create_winconf('l', &winconfs[2], draw_log_win);
- create_winconf('m', &winconfs[3], draw_map_win);
+ char * f_name = "init_winconfs()";
+ char * err_o = "Trouble in init_winconfs() with opendir().";
+ char * err_r = "Trouble in init_winconfs() with readdir().";
+ char * err_c = "Trouble in init_winconfs() with closedir().";
+
+ DIR * dp = opendir("config/windows");
+ exit_err(NULL == dp, world, err_o);
+ struct dirent * fn;
+ errno = 0;
+ char * winconf_ids = try_malloc(256, world, f_name);
+ uint8_t i = 0;
+ char id;
+ while (NULL != (fn = readdir(dp)))
+ {
+ if ( 5 == strlen(fn->d_name)
+ && fn->d_name == strstr(fn->d_name, "Win_"))
+ {
+ id = fn->d_name[4];
+ winconf_ids[i] = id;
+ i++;
+ }
+ }
+ winconf_ids[i] = '\0';
+ exit_err(errno, world, err_r);
+ exit_err(closedir(dp), world, err_c);
+ world->winconf_ids = try_malloc(strlen(winconf_ids + 1), world, f_name);
+ memcpy(world->winconf_ids, winconf_ids, strlen(winconf_ids) + 1);
+ free(winconf_ids);
+
+ struct WinConf * winconfs;
+ winconfs = try_malloc(strlen(world->winconf_ids) * sizeof(struct WinConf),
+ world, f_name);
+ i = 0;
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ create_winconf(id, &winconfs[i]);
+ i++;
+ }
world->winconfs = winconfs;
- init_winconf_from_file(world, 'i');
- init_winconf_from_file(world, 'k');
- init_winconf_from_file(world, 'l');
- init_winconf_from_file(world, 'm');
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ init_winconf_from_file(world, id);
+ i++;
+ }
}
extern void free_winconfs(struct World * world)
{
- free_winconf(world, 'i');
- free_winconf(world, 'k');
- free_winconf(world, 'l');
- free_winconf(world, 'm');
+ char id;
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ free_winconf(world, id);
+ }
+ free(world->winconf_ids);
free(world->winconfs);
}
extern void init_wins(struct World * world)
{
- init_win_from_winconf(world, 'i');
- init_win_from_winconf(world, 'k');
- init_win_from_winconf(world, 'l');
- init_win_from_winconf(world, 'm');
+ char id;
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ init_win_from_winconf(world, id);
+ }
}
extern void free_wins(struct World * world)
{
- free_win(get_win_by_id(world, 'i'));
- free_win(get_win_by_id(world, 'k'));
- free_win(get_win_by_id(world, 'l'));
- free_win(get_win_by_id(world, 'm'));
+ char id;
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ free_win(get_win_by_id(world, id));
+ }
}
extern void sorted_wintoggle(struct World * world)
{
- char * err_o = "Trouble in sorted_wintoggle() with fopen().";
- char * err_s = "Trouble in sorted_wintoggle() with textfile_sizes().";
- char * err_g = "Trouble in sorted_wintoggle() with fgets().";
- char * err_c = "Trouble in sorted_wintoggle() with fclose().";
-
+ char * f_name = "sorted_wintoggle()";
char * path = "config/windows/toggle_order";
- FILE * file = fopen(path, "r");
- exit_err(NULL == file, world, err_o);
- uint16_t linemax;
- exit_err(textfile_sizes(file, &linemax, NULL), world, err_s);
+ FILE * file = try_fopen(path, "r", world, f_name);
+ uint16_t linemax = get_linemax(file, world, f_name);
char win_order[linemax + 1];
-
- exit_err(NULL == fgets(win_order, linemax + 1, file), world, err_g);
- exit_err(fclose(file), world, err_c);
-
+ try_fgets(win_order, linemax + 1, file, world, f_name);
+ try_fclose(file, world, f_name);
uint8_t i = 0;
for (; i < linemax - 1; i++)
{
extern void save_win_configs(struct World * world)
{
- save_win_config(world, 'i');
- save_win_config(world, 'k');
- save_win_config(world, 'l');
- save_win_config(world, 'm');
+ char * f_name = "save_win_configs()";
- char * err_o = "Trouble in save_win_configs() with fopen().";
- char * err_c = "Trouble in save_win_configs() with fclose().";
- char * err_u = "Trouble in save_win_configs() with unlink().";
- char * err_r = "Trouble in save_win_configs() with rename().";
+ char id;
+ while (0 != (id = get_next_winconf_id(world)))
+ {
+ save_win_config(world, id);
+ }
char * path = "config/windows/toggle_order";
char * path_tmp = "config/windows/toggle_order_tmp";
- FILE * file = fopen(path_tmp, "w");
- exit_err(NULL == file, world, err_o);
+ FILE * file = try_fopen(path_tmp, "w", world, f_name);
char line[6];
struct Win * w_p = world->wmeta->_chain_start;
uint8_t i = 0;
while (0 != w_p)
{
- line[i] = get_id_by_win(world, w_p);
+ struct WinConf * wc = get_winconf_by_win(world, w_p);
+ line[i] = wc->id;
w_p = w_p->_next;
i++;
}
line[i] = '\n';
fwrite(line, sizeof(char), strlen(line), file);
- exit_err(fclose(file), world, err_c);
- if (!access(path, F_OK))
- {
- exit_err(unlink(path), world, err_u);
- }
- exit_err(rename(path_tmp, path), world, err_r);
+ try_fclose_unlink_rename(file, path_tmp, path, world, f_name);
}
}
else
{
- win->_draw = wcp->draw;
+ win->_draw = get_drawfunc_by_char(wcp->draw);
wcp->view = 0;
}
}