RetroArch/dirs.c

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/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2017 - Daniel De Matteis
*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <retro_miscellaneous.h>
#include <compat/strl.h>
#include <file/file_path.h>
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#include <lists/dir_list.h>
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#include <lists/string_list.h>
#include <string/stdstring.h>
#include <streams/file_stream.h>
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#include <retro_assert.h>
#include "dirs.h"
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#include "command.h"
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#include "configuration.h"
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#include "defaults.h"
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#include "list_special.h"
#include "file_path_special.h"
#include "msg_hash.h"
#include "paths.h"
#include "content.h"
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#include "retroarch.h"
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#include "verbosity.h"
struct rarch_dir_list
{
struct string_list *list;
size_t ptr;
};
static struct rarch_dir_list dir_shader_list;
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static char dir_system[PATH_MAX_LENGTH] = {0};
static char dir_savefile[PATH_MAX_LENGTH] = {0};
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static char current_savefile_dir[PATH_MAX_LENGTH] = {0};
static char current_savestate_dir[PATH_MAX_LENGTH] = {0};
static char dir_savestate[PATH_MAX_LENGTH] = {0};
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/* init functions */
bool dir_init_shader(void)
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{
unsigned i;
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struct rarch_dir_list *dir_list = (struct rarch_dir_list*)&dir_shader_list;
settings_t *settings = config_get_ptr();
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if (!settings || !*settings->paths.directory_video_shader)
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return false;
dir_list->list = dir_list_new_special(
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settings->paths.directory_video_shader, DIR_LIST_SHADERS, NULL);
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if (!dir_list->list || dir_list->list->size == 0)
{
command_event(CMD_EVENT_SHADER_DIR_DEINIT, NULL);
return false;
}
dir_list->ptr = 0;
dir_list_sort(dir_list->list, false);
for (i = 0; i < dir_list->list->size; i++)
RARCH_LOG("%s \"%s\"\n",
msg_hash_to_str(MSG_FOUND_SHADER),
dir_list->list->elems[i].data);
return true;
}
/* free functions */
bool dir_free_shader(void)
{
struct rarch_dir_list *dir_list =
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(struct rarch_dir_list*)&dir_shader_list;
dir_list_free(dir_list->list);
dir_list->list = NULL;
dir_list->ptr = 0;
return true;
}
/* check functions */
/**
* dir_check_shader:
* @pressed_next : was next shader key pressed?
* @pressed_previous : was previous shader key pressed?
*
* Checks if any one of the shader keys has been pressed for this frame:
* a) Next shader index.
* b) Previous shader index.
*
* Will also immediately apply the shader.
**/
void dir_check_shader(bool pressed_next, bool pressed_prev)
{
struct rarch_dir_list *dir_list = (struct rarch_dir_list*)&dir_shader_list;
static bool change_triggered = false;
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if (!dir_list || !dir_list->list)
return;
if (pressed_next)
{
if (change_triggered)
dir_list->ptr = (dir_list->ptr + 1) %
dir_list->list->size;
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}
else if (pressed_prev)
{
if (dir_list->ptr == 0)
dir_list->ptr = dir_list->list->size - 1;
else
dir_list->ptr--;
}
else
return;
change_triggered = true;
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command_set_shader(dir_list->list->elems[dir_list->ptr].data);
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}
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/* empty functions */
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bool dir_is_empty(enum rarch_dir_type type)
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{
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switch (type)
{
case RARCH_DIR_SYSTEM:
return string_is_empty(dir_savefile);
case RARCH_DIR_SAVEFILE:
return string_is_empty(dir_savefile);
case RARCH_DIR_CURRENT_SAVEFILE:
return string_is_empty(current_savefile_dir);
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case RARCH_DIR_SAVESTATE:
return string_is_empty(dir_savestate);
case RARCH_DIR_CURRENT_SAVESTATE:
return string_is_empty(current_savestate_dir);
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case RARCH_DIR_NONE:
break;
}
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return false;
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}
/* get size functions */
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size_t dir_get_size(enum rarch_dir_type type)
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{
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switch (type)
{
case RARCH_DIR_SYSTEM:
return sizeof(dir_system);
case RARCH_DIR_SAVESTATE:
return sizeof(dir_savestate);
case RARCH_DIR_CURRENT_SAVESTATE:
return sizeof(current_savestate_dir);
case RARCH_DIR_SAVEFILE:
return sizeof(dir_savefile);
case RARCH_DIR_CURRENT_SAVEFILE:
return sizeof(current_savefile_dir);
case RARCH_DIR_NONE:
break;
}
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return 0;
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}
/* clear functions */
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void dir_clear(enum rarch_dir_type type)
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{
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switch (type)
{
case RARCH_DIR_SAVEFILE:
*dir_savefile = '\0';
break;
case RARCH_DIR_CURRENT_SAVEFILE:
*current_savefile_dir = '\0';
break;
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case RARCH_DIR_SAVESTATE:
*dir_savestate = '\0';
break;
case RARCH_DIR_CURRENT_SAVESTATE:
*current_savestate_dir = '\0';
break;
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case RARCH_DIR_SYSTEM:
*dir_system = '\0';
break;
case RARCH_DIR_NONE:
break;
}
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}
void dir_clear_all(void)
{
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dir_clear(RARCH_DIR_SYSTEM);
dir_clear(RARCH_DIR_SAVEFILE);
dir_clear(RARCH_DIR_SAVESTATE);
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}
/* get ptr functions */
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char *dir_get_ptr(enum rarch_dir_type type)
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{
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switch (type)
{
case RARCH_DIR_SAVEFILE:
return dir_savefile;
case RARCH_DIR_CURRENT_SAVEFILE:
return current_savefile_dir;
case RARCH_DIR_SAVESTATE:
return dir_savestate;
case RARCH_DIR_CURRENT_SAVESTATE:
return current_savestate_dir;
case RARCH_DIR_SYSTEM:
return dir_system;
case RARCH_DIR_NONE:
break;
}
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return NULL;
}
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const char *dir_get(enum rarch_dir_type type)
{
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switch (type)
{
case RARCH_DIR_SAVEFILE:
return dir_savefile;
case RARCH_DIR_CURRENT_SAVEFILE:
return current_savefile_dir;
case RARCH_DIR_SAVESTATE:
return dir_savestate;
case RARCH_DIR_CURRENT_SAVESTATE:
return current_savestate_dir;
case RARCH_DIR_SYSTEM:
return dir_system;
case RARCH_DIR_NONE:
break;
}
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return NULL;
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}
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void dir_set(enum rarch_dir_type type, const char *path)
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{
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switch (type)
{
case RARCH_DIR_CURRENT_SAVEFILE:
strlcpy(current_savefile_dir, path,
sizeof(current_savefile_dir));
break;
case RARCH_DIR_SAVEFILE:
strlcpy(dir_savefile, path,
sizeof(dir_savefile));
break;
case RARCH_DIR_CURRENT_SAVESTATE:
strlcpy(current_savestate_dir, path,
sizeof(current_savestate_dir));
break;
case RARCH_DIR_SAVESTATE:
strlcpy(dir_savestate, path,
sizeof(dir_savestate));
break;
case RARCH_DIR_SYSTEM:
strlcpy(dir_system, path,
sizeof(dir_system));
break;
case RARCH_DIR_NONE:
break;
}
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}
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void dir_check_defaults(void)
{
unsigned i;
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/* early return for people with a custom folder setup
so it doesn't create unnecessary directories
*/
#ifdef ORBIS
if (filestream_exists("host0:app/custom.ini"))
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#elif defined(ANDROID)
if (filestream_exists("host0:app/custom.ini"))
#else
if (filestream_exists("custom.ini"))
#endif
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return;
for (i = 0; i < DEFAULT_DIR_LAST; i++)
{
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char *new_path = NULL;
const char *dir_path = g_defaults.dirs[i];
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if (string_is_empty(dir_path))
continue;
new_path = (char*)malloc(PATH_MAX_LENGTH * sizeof(char));
if (!new_path)
continue;
new_path[0] = '\0';
fill_pathname_expand_special(new_path,
dir_path,
PATH_MAX_LENGTH * sizeof(char));
if (!path_is_directory(new_path))
path_mkdir(new_path);
free(new_path);
}
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}