src/darwin/dirs.c

   1 /*****************************************************************************
   2  * darwin_dirs.c: Darwin directories configuration
   3  *****************************************************************************
   4  * Copyright (C) 2001-2016 VLC authors and VideoLAN
   5  * Copyright (C) 2007-2012 Rémi Denis-Courmont
   6  *
   7  * Authors: Rémi Denis-Courmont
   8  *          Felix Paul Kühne <fkuehne at videolan dot org>
   9  *          Pierre d'Herbemont <pdherbemont # videolan org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU Lesser General Public License as published by
  13  * the Free Software Foundation; either version 2.1 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19  * GNU Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public License
  22  * along with this program; if not, write to the Free Software Foundation,
  23  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <vlc_common.h>
  31 #include <vlc_charset.h>
  32 #include "../libvlc.h"
  33
  34 #include <libgen.h>
  35 #include <dlfcn.h>
  36 #include <mach-o/dyld.h>
  37
  38 #include <CoreFoundation/CoreFoundation.h>
  39
  40 char *config_GetLibDir (void)
  41 {
  42     /* Get the full program path and name */
  43     /* First try to see if we are linked to the framework */
  44     for (unsigned i = 0; i < _dyld_image_count(); i++)
  45     {
  46         const char *psz_img_name = _dyld_get_image_name(i);
  47         const char *p = strstr( psz_img_name, "VLCKit.framework/Versions/" );
  48
  49         /* Check for "VLCKit.framework/Versions/Current/VLCKit",
  50          * as well as "VLCKit.framework/Versions/A/VLCKit" and
  51          * "VLC.framework/Versions/B/VLCKit" */
  52         if (p != NULL) {
  53             /* Look for the next forward slash */
  54             p += 26; /* p_char += strlen(" VLCKit.framework/Versions/" ) */
  55             p += strcspn( p, "/" );
  56
  57             /* If the string ends with VLCKit then we've found a winner */
  58             if (!strcmp( p, "/VLCKit"))
  59                 return strdup( dirname(psz_img_name) );
  60         }
  61
  62         /* Do we end by "VLC"? If so we are the legacy VLC.app that doesn't
  63          * link to VLCKit. */
  64         size_t len = strlen(psz_img_name);
  65         if (len >= 3 && !strcmp( psz_img_name + len - 3, "VLC"))
  66             return strdup( dirname(psz_img_name) );
  67
  68         /* Do we end by "VLC-Plugin"? oh, we must be the NPAPI plugin */
  69         if (len >= 10 && !strcmp( psz_img_name + len - 10, "VLC-Plugin"))
  70             return strdup( dirname(psz_img_name) );
  71
  72         /* Do we end by "VLC for iOS"? so we are the iOS app */
  73         if (len >= 11 && !strcmp( psz_img_name + len - 11, "VLC for iOS"))
  74             return strdup( dirname(psz_img_name) );
  75
  76         /* Do we end by "VLC-TV"? so we are the tvOS app */
  77         if (len >= 6 && !strcmp( psz_img_name + len - 6, "VLC-TV"))
  78             return strdup( dirname(psz_img_name) );
  79     }
  80
  81     /* we are not part of any Mac-style package but were installed
  82      * the UNIX way. let's trick-around a bit */
  83     Dl_info info;
  84     if (dladdr(system_Init, &info)) {
  85         char *incompletepath = strdup(dirname( (char *)info.dli_fname ));
  86         char *path = NULL;
  87         asprintf(&path, "%s/"PACKAGE, incompletepath);
  88         free(incompletepath);
  89         return path;
  90     }
  91
  92     /* should never happen */
  93     abort ();
  94 }
  95
  96 static char *config_GetDataDir(void)
  97 {
  98     const char *path = getenv ("VLC_DATA_PATH");
  99     if (path)
 100         return strdup (path);
 101
 102     char *vlcpath = config_GetLibDir ();
 103     char *datadir;
 104
 105     if (asprintf (&datadir, "%s/share", vlcpath) == -1)
 106         datadir = NULL;
 107
 108     free (vlcpath);
 109     return datadir;
 110 }
 111
 112 char *config_GetSysPath(vlc_sysdir_t type, const char *filename)
 113 {
 114     char *dir = NULL;
 115
 116     switch (type)
 117     {
 118         case VLC_PKG_DATA_DIR:
 119             dir = config_GetDataDir();
 120             break;
 121         case VLC_PKG_LIB_DIR:
 122         case VLC_PKG_LIBEXEC_DIR:
 123             dir = config_GetLibDir();
 124             break;
 125         case VLC_SYSDATA_DIR:
 126             break;
 127         case VLC_LOCALE_DIR:
 128             dir = config_GetSysPath(VLC_PKG_DATA_DIR, "locale");
 129             break;
 130         default:
 131             vlc_assert_unreachable();
 132     }
 133
 134     if (filename == NULL || unlikely(dir == NULL))
 135         return dir;
 136
 137     char *path;
 138     asprintf(&path, "%s/%s", dir, filename);
 139     free(dir);
 140     return path;
 141 }
 142
 143 static char *config_GetHomeDir (void)
 144 {
 145     const char *home = getenv ("HOME");
 146
 147     if (home == NULL)
 148         home = "/tmp";
 149
 150     return strdup (home);
 151 }
 152
 153 static char *getAppDependentDir(vlc_userdir_t type)
 154 {
 155     const char *psz_path;
 156     switch (type) {
 157         case VLC_CONFIG_DIR:
 158             psz_path = "%s/Library/Preferences/%s";
 159             break;
 160         case VLC_TEMPLATES_DIR:
 161         case VLC_USERDATA_DIR:
 162             psz_path = "%s/Library/Application Support/%s";
 163             break;
 164         case VLC_CACHE_DIR:
 165             psz_path = "%s/Library/Caches/%s";
 166             break;
 167         default:
 168             vlc_assert_unreachable();
 169             break;
 170     }
 171
 172     // Default fallback
 173     const char *fallback = "org.videolan.vlc";
 174     char *name = NULL;
 175
 176     CFBundleRef mainBundle = CFBundleGetMainBundle();
 177     if (mainBundle) {
 178         CFStringRef identifierAsNS = CFBundleGetIdentifier(mainBundle);
 179         if (identifierAsNS)
 180             name = FromCFString(identifierAsNS, kCFStringEncodingUTF8);
 181     }
 182
 183     char *psz_parent = config_GetHomeDir ();
 184     char *psz_dir;
 185     if ( asprintf( &psz_dir, psz_path, psz_parent, (name) ? name : fallback) == -1 )
 186         psz_dir = NULL;
 187     free(psz_parent);
 188     free(name);
 189
 190     return psz_dir;
 191 }
 192
 193 char *config_GetUserDir (vlc_userdir_t type)
 194 {
 195     const char *psz_path;
 196     switch (type) {
 197         case VLC_CONFIG_DIR:
 198         case VLC_TEMPLATES_DIR:
 199         case VLC_USERDATA_DIR:
 200         case VLC_CACHE_DIR:
 201             return getAppDependentDir(type);
 202
 203         case VLC_DESKTOP_DIR:
 204             psz_path = "%s/Desktop";
 205             break;
 206         case VLC_DOWNLOAD_DIR:
 207             psz_path = "%s/Downloads";
 208             break;
 209         case VLC_DOCUMENTS_DIR:
 210             psz_path = "%s/Documents";
 211             break;
 212         case VLC_MUSIC_DIR:
 213             psz_path = "%s/Music";
 214             break;
 215         case VLC_PICTURES_DIR:
 216             psz_path = "%s/Pictures";
 217             break;
 218         case VLC_VIDEOS_DIR:
 219             psz_path = "%s/Movies";
 220             break;
 221         case VLC_PUBLICSHARE_DIR:
 222             psz_path = "%s/Public";
 223             break;
 224         case VLC_HOME_DIR:
 225         default:
 226             psz_path = "%s";
 227     }
 228     char *psz_parent = config_GetHomeDir();
 229     char *psz_dir;
 230     if (asprintf( &psz_dir, psz_path, psz_parent ) == -1)
 231         psz_dir = NULL;
 232     free(psz_parent);
 233     return psz_dir;
 234 }