+ else
+ {
+// If the base directory is explicitly defined by the compilation process
+#ifdef DP_FS_BASEDIR
+ strlcpy(fs_basedir, DP_FS_BASEDIR, sizeof(fs_basedir));
+#elif defined(__ANDROID__)
+ dpsnprintf(fs_basedir, sizeof(fs_basedir), "/sdcard/%s/", gameuserdirname);
+#elif defined(MACOSX)
+ // FIXME: is there a better way to find the directory outside the .app, without using Objective-C?
+ if (strstr(com_argv[0], ".app/"))
+ {
+ char *split;
+ strlcpy(fs_basedir, com_argv[0], sizeof(fs_basedir));
+ split = strstr(fs_basedir, ".app/");
+ if (split)
+ {
+ struct stat statresult;
+ char vabuf[1024];
+ // truncate to just after the .app/
+ split[5] = 0;
+ // see if gamedir exists in Resources
+ if (stat(va(vabuf, sizeof(vabuf), "%s/Contents/Resources/%s", fs_basedir, gamedirname1), &statresult) == 0)
+ {
+ // found gamedir inside Resources, use it
+ strlcat(fs_basedir, "Contents/Resources/", sizeof(fs_basedir));
+ }
+ else
+ {
+ // no gamedir found in Resources, gamedir is probably
+ // outside the .app, remove .app part of path
+ while (split > fs_basedir && *split != '/')
+ split--;
+ *split = 0;
+ }
+ }
+ }
+#endif
+ }
+
+ // make sure the appending of a path separator won't create an unterminated string
+ memset(fs_basedir + sizeof(fs_basedir) - 2, 0, 2);
+ // add a path separator to the end of the basedir if it lacks one
+ if (fs_basedir[0] && fs_basedir[strlen(fs_basedir) - 1] != '/' && fs_basedir[strlen(fs_basedir) - 1] != '\\')
+ strlcat(fs_basedir, "/", sizeof(fs_basedir));
+
+ // Add the personal game directory
+ if((i = COM_CheckParm("-userdir")) && i < com_argc - 1)
+ dpsnprintf(fs_userdir, sizeof(fs_userdir), "%s/", com_argv[i+1]);
+ else if (COM_CheckParm("-nohome"))
+ *fs_userdir = 0; // user wants roaming installation, no userdir
+ else
+ {
+ int dirmode;
+ int highestuserdirmode = USERDIRMODE_COUNT - 1;
+ int preferreduserdirmode = USERDIRMODE_COUNT - 1;
+ int userdirstatus[USERDIRMODE_COUNT];
+#ifdef WIN32
+ // historical behavior...
+ if (!strcmp(gamedirname1, "id1"))
+ preferreduserdirmode = USERDIRMODE_NOHOME;
+#endif
+ // check what limitations the user wants to impose
+ if (COM_CheckParm("-home")) preferreduserdirmode = USERDIRMODE_HOME;
+ if (COM_CheckParm("-mygames")) preferreduserdirmode = USERDIRMODE_MYGAMES;
+ if (COM_CheckParm("-savedgames")) preferreduserdirmode = USERDIRMODE_SAVEDGAMES;
+ // gather the status of the possible userdirs
+ for (dirmode = 0;dirmode < USERDIRMODE_COUNT;dirmode++)
+ {
+ userdirstatus[dirmode] = FS_ChooseUserDir((userdirmode_t)dirmode, fs_userdir, sizeof(fs_userdir));
+ if (userdirstatus[dirmode] == 1)
+ Con_DPrintf("userdir %i = %s (writable)\n", dirmode, fs_userdir);
+ else if (userdirstatus[dirmode] == 0)
+ Con_DPrintf("userdir %i = %s (not writable or does not exist)\n", dirmode, fs_userdir);
+ else
+ Con_DPrintf("userdir %i (not applicable)\n", dirmode);
+ }
+ // some games may prefer writing to basedir, but if write fails we
+ // have to search for a real userdir...
+ if (preferreduserdirmode == 0 && userdirstatus[0] < 1)
+ preferreduserdirmode = highestuserdirmode;
+ // check for an existing userdir and continue using it if possible...
+ for (dirmode = USERDIRMODE_COUNT - 1;dirmode > 0;dirmode--)
+ if (userdirstatus[dirmode] == 1)
+ break;
+ // if no existing userdir found, make a new one...
+ if (dirmode == 0 && preferreduserdirmode > 0)
+ for (dirmode = preferreduserdirmode;dirmode > 0;dirmode--)
+ if (userdirstatus[dirmode] >= 0)
+ break;
+ // and finally, we picked one...
+ FS_ChooseUserDir((userdirmode_t)dirmode, fs_userdir, sizeof(fs_userdir));
+ Con_DPrintf("userdir %i is the winner\n", dirmode);
+ }