RetroArch/file_path_special.c
2016-06-11 19:46:37 +02:00

335 lines
8.2 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2016 - Daniel De Matteis
*
* 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/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <boolean.h>
#include <string.h>
#include <time.h>
#include <errno.h>
#ifdef _WIN32
#include <direct.h>
#else
#include <unistd.h>
#endif
#ifdef __APPLE__
#include <CoreFoundation/CoreFoundation.h>
#endif
#include <file/file_path.h>
#include <compat/strl.h>
#include <compat/posix_string.h>
#include <retro_assert.h>
#include <retro_miscellaneous.h>
#include "configuration.h"
#include "file_path_special.h"
#include "verbosity.h"
void fill_pathname_expand_special(char *out_path,
const char *in_path, size_t size)
{
#if !defined(RARCH_CONSOLE)
if (*in_path == '~')
{
const char *home = getenv("HOME");
if (home)
{
size_t src_size = strlcpy(out_path, home, size);
retro_assert(src_size < size);
out_path += src_size;
size -= src_size;
in_path++;
}
}
else if ((in_path[0] == ':') &&
(
(in_path[1] == '/')
#ifdef _WIN32
|| (in_path[1] == '\\')
#endif
)
)
{
size_t src_size;
char application_dir[PATH_MAX_LENGTH] = {0};
fill_pathname_application_path(application_dir, sizeof(application_dir));
path_basedir(application_dir);
src_size = strlcpy(out_path, application_dir, size);
retro_assert(src_size < size);
out_path += src_size;
size -= src_size;
in_path += 2;
}
#endif
retro_assert(strlcpy(out_path, in_path, size) < size);
}
void fill_pathname_abbreviate_special(char *out_path,
const char *in_path, size_t size)
{
#if !defined(RARCH_CONSOLE)
unsigned i;
const char *candidates[3];
const char *notations[3];
char application_dir[PATH_MAX_LENGTH] = {0};
const char *home = getenv("HOME");
/* application_dir could be zero-string. Safeguard against this.
*
* Keep application dir in front of home, moving app dir to a
* new location inside home would break otherwise. */
/* ugly hack - use application_dir pointer before filling it in. C89 reasons */
candidates[0] = application_dir;
candidates[1] = home;
candidates[2] = NULL;
notations [0] = ":";
notations [1] = "~";
notations [2] = NULL;
fill_pathname_application_path(application_dir, sizeof(application_dir));
path_basedir(application_dir);
for (i = 0; candidates[i]; i++)
{
if (*candidates[i] && strstr(in_path, candidates[i]) == in_path)
{
size_t src_size = strlcpy(out_path, notations[i], size);
retro_assert(src_size < size);
out_path += src_size;
size -= src_size;
in_path += strlen(candidates[i]);
if (!path_char_is_slash(*in_path))
{
retro_assert(strlcpy(out_path, path_default_slash(), size) < size);
out_path++;
size--;
}
break; /* Don't allow more abbrevs to take place. */
}
}
#endif
retro_assert(strlcpy(out_path, in_path, size) < size);
}
bool fill_pathname_application_data(char *s, size_t len)
{
#if defined(_WIN32) && !defined(_XBOX)
const char *appdata = getenv("APPDATA");
if (appdata)
{
strlcpy(s, appdata, len);
return true;
}
#elif defined(OSX)
const char *appdata = getenv("HOME");
if (appdata)
{
fill_pathname_join(s, appdata,
"Library/Application Support/RetroArch", len);
return true;
}
#elif !defined(RARCH_CONSOLE)
const char *xdg = getenv("XDG_CONFIG_HOME");
const char *appdata = getenv("HOME");
/* XDG_CONFIG_HOME falls back to $HOME/.config. */
if (xdg)
{
fill_pathname_join(s, xdg, "retroarch", len);
return true;
}
if (appdata)
{
#ifdef __HAIKU__
fill_pathname_join(s, appdata,
"config/settings/retroarch/", len);
#else
fill_pathname_join(s, appdata,
".config/retroarch/", len);
#endif
return true;
}
#endif
return false;
}
#if !defined(RARCH_CONSOLE)
void fill_pathname_application_path(char *s, size_t len)
{
#ifdef __APPLE__
CFBundleRef bundle = CFBundleGetMainBundle();
#endif
size_t i;
(void)i;
if (!len)
return;
#ifdef _WIN32
DWORD ret = GetModuleFileName(GetModuleHandle(NULL), s, len - 1);
s[ret] = '\0';
#elif defined(__APPLE__)
if (bundle)
{
CFURLRef bundle_url = CFBundleCopyBundleURL(bundle);
CFStringRef bundle_path = CFURLCopyPath(bundle_url);
CFStringGetCString(bundle_path, s, len, kCFStringEncodingUTF8);
CFRelease(bundle_path);
CFRelease(bundle_url);
retro_assert(strlcat(s, "nobin", len) < len);
return;
}
#elif defined(__HAIKU__)
image_info info;
int32 cookie = 0;
while (get_next_image_info(0, &cookie, &info) == B_OK)
{
if (info.type == B_APP_IMAGE)
{
strlcpy(s, info.name, len);
return;
}
}
#else
{
pid_t pid;
static const char *exts[] = { "exe", "file", "path/a.out" };
char link_path[PATH_MAX_LENGTH] = {0};
*s = '\0';
pid = getpid();
/* Linux, BSD and Solaris paths. Not standardized. */
for (i = 0; i < ARRAY_SIZE(exts); i++)
{
ssize_t ret;
snprintf(link_path, sizeof(link_path), "/proc/%u/%s",
(unsigned)pid, exts[i]);
ret = readlink(link_path, s, len - 1);
if (ret >= 0)
{
s[ret] = '\0';
return;
}
}
}
RARCH_ERR("Cannot resolve application path! This should not happen.");
#endif
}
#endif
#ifdef HAVE_XMB
const char *xmb_theme_ident(void);
#endif
void fill_pathname_application_directory(char *s, size_t len, enum application_directory type)
{
switch (type)
{
case APPLICATION_DIRECTORY_ASSETS_XMB_ICONS:
#ifdef HAVE_XMB
{
char s1[PATH_MAX_LENGTH] = {0};
char s2[PATH_MAX_LENGTH] = {0};
fill_pathname_application_directory(s1, sizeof(s1),
APPLICATION_DIRECTORY_ASSETS_XMB);
fill_pathname_join(s2, s1, "png",
sizeof(s2));
fill_pathname_slash(s2, sizeof(s2));
strlcpy(s, s2, len);
}
#endif
break;
case APPLICATION_DIRECTORY_ASSETS_XMB:
#ifdef HAVE_XMB
{
char s1[PATH_MAX_LENGTH] = {0};
char s2[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
fill_pathname_join(
s1,
settings->directory.assets,
"xmb",
sizeof(s1));
fill_pathname_join(s2,
s1, xmb_theme_ident(), sizeof(s2));
strlcpy(s, s2, len);
}
#endif
break;
case APPLICATION_DIRECTORY_ASSETS_MATERIALUI:
#ifdef HAVE_MATERIALUI
{
settings_t *settings = config_get_ptr();
fill_pathname_join(
s,
settings->directory.assets,
"glui",
len);
}
#endif
break;
case APPLICATION_DIRECTORY_ASSETS_MATERIALUI_ICONS:
#ifdef HAVE_MATERIALUI
{
char s1[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
fill_pathname_application_directory(s1,
sizeof(s1), APPLICATION_DIRECTORY_ASSETS_MATERIALUI);
fill_pathname_slash(s1, sizeof(s1));
strlcpy(s, s1, len);
}
#endif
break;
case APPLICATION_DIRECTORY_NONE:
default:
break;
}
}