/* path support */
#define MAX_BASE_PATHS 10
#define MAX_GAME_PATHS 10
+#define MAX_PAK_PATHS 200
+qboolean customHomePath = qfalse;
char *homePath;
+
+#if GDEF_OS_MACOS
+char *macLibraryApplicationSupportPath;
+#endif
+
+#if (GDEF_OS_POSIX && !GDEF_OS_MACOS)
+char *xdgDataHomePath;
+#endif // (GDEF_OS_POSIX && !GDEF_OS_MACOS)
+
char installPath[ MAX_OS_PATH ];
int numBasePaths;
char *basePaths[ MAX_BASE_PATHS ];
int numGamePaths;
char *gamePaths[ MAX_GAME_PATHS ];
+int numPakPaths;
+char *pakPaths[ MAX_PAK_PATHS ];
char *homeBasePath = NULL;
*/
char *LokiGetHomeDir( void ){
- #ifndef Q_UNIX
+ #if GDEF_OS_WINDOWS
return NULL;
- #else
+ #else // !GDEF_OS_WINDOWS
+ static char buf[ 4096 ];
+ struct passwd pw, *pwp;
char *home;
- uid_t id;
- struct passwd *pwd;
- static char homeBuf[MAX_OS_PATH];
-
/* get the home environment variable */
home = getenv( "HOME" );
- if ( home == NULL ) {
- /* do some more digging */
- id = getuid();
- setpwent();
- while ( ( pwd = getpwent() ) != NULL )
- {
- if ( pwd->pw_uid == id ) {
- home = pwd->pw_dir;
- break;
- }
+
+ /* look up home dir in password database */
+ if( home == NULL )
+ {
+ if ( getpwuid_r( getuid(), &pw, buf, sizeof( buf ), &pwp ) == 0 ) {
+ return pw.pw_dir;
}
- endpwent();
}
- snprintf( homeBuf, sizeof( homeBuf ), "%s/.", home );
-
/* return it */
- return homeBuf;
+ return home;
#endif
}
*/
void LokiInitPaths( char *argv0 ){
- char *home;
+ char *home;
- if ( !homePath ) {
+ if ( homePath == NULL ) {
/* get home dir */
home = LokiGetHomeDir();
if ( home == NULL ) {
/* set home path */
homePath = home;
}
- else{
+ else {
home = homePath;
}
- #ifndef Q_UNIX
+ #if GDEF_OS_MACOS
+ char *subPath = "/Library/Application Support";
+ macLibraryApplicationSupportPath = safe_malloc( sizeof( char ) * ( strlen( home ) + strlen( subPath ) ) );
+ sprintf( macLibraryApplicationSupportPath, "%s%s", home, subPath );
+ #endif // GDEF_OS_MACOS
+
+ #if (GDEF_OS_POSIX && !GDEF_OS_MACOS)
+ xdgDataHomePath = getenv( "XDG_DATA_HOME" );
+
+ if ( xdgDataHomePath == NULL ) {
+ char *subPath = "/.local/share";
+ xdgDataHomePath = safe_malloc( sizeof( char ) * ( strlen( home ) + strlen( subPath ) ) );
+ sprintf( xdgDataHomePath, "%s%s", home, subPath );
+ }
+ #endif // (GDEF_OS_POSIX && !GDEF_OS_MACOS)
+
+ #if GDEF_OS_WINDOWS
/* this is kinda crap, but hey */
strcpy( installPath, "../" );
- #else
+ #else // !GDEF_OS_WINDOWS
+
char temp[ MAX_OS_PATH ];
- char last0[ 2 ];
- char *path;
- char *last;
+ char *path;
+ char *last;
qboolean found;
+ path = getenv( "PATH" );
+
/* do some path divining */
- strcpy( temp, argv0 );
- if ( strrchr( argv0, '/' ) ) {
+ Q_strncpyz( temp, argv0, sizeof( temp ) );
+ if ( strrchr( temp, '/' ) ) {
argv0 = strrchr( argv0, '/' ) + 1;
}
- else
- {
- /* get path environment variable */
- path = getenv( "PATH" );
+ else if ( path != NULL ) {
+
+ /*
+ This code has a special behavior when q3map2 is a symbolic link.
+
+ For each dir in ${PATH} (example: "/usr/bin", "/usr/local/bin" if ${PATH} == "/usr/bin:/usr/local/bin"),
+ it looks for "${dir}/q3map2" (file exists and is executable),
+ then it uses "dirname(realpath("${dir}/q3map2"))/../" as installPath.
+
+ So, if "/usr/bin/q3map2" is a symbolic link to "/opt/radiant/tools/q3map2",
+ it will find the installPath "/usr/share/radiant/",
+ so q3map2 will look for "/opt/radiant/baseq3" to find paks.
+
+ More precisely, it looks for "${dir}/${argv[0]}",
+ so if "/usr/bin/q3map2" is a symbolic link to "/opt/radiant/tools/q3map2",
+ and if "/opt/radiant/tools/q3ma2" is a symbolic link to "/opt/radiant/tools/q3map2.x86_64",
+ it will use "dirname("/opt/radiant/tools/q3map2.x86_64")/../" as path,
+ so it will use "/opt/radiant/" as installPath, which will be expanded later to "/opt/radiant/baseq3" to find paks.
+ */
- /* minor setup */
- last = last0;
- last[ 0 ] = path[ 0 ];
- last[ 1 ] = '\0';
found = qfalse;
+ last = path;
/* go through each : segment of path */
while ( last[ 0 ] != '\0' && found == qfalse )
/* found home dir candidate */
if ( *path == '~' ) {
- strcpy( temp, home );
+ Q_strncpyz( temp, home, sizeof( temp ) );
path++;
}
/* concatenate */
if ( last > ( path + 1 ) ) {
- strncat( temp, path, ( last - path ) );
- strcat( temp, "/" );
+ // +1 hack: Q_strncat calls Q_strncpyz that expects a len including '\0'
+ // so that extraneous char will be rewritten by '\0', so it's ok.
+ // Also, in this case this extraneous char is always ':' or '\0', so it's ok.
+ Q_strncat( temp, sizeof( temp ), path, ( last - path + 1) );
+ Q_strcat( temp, sizeof( temp ), "/" );
}
- strcat( temp, "./" );
- strcat( temp, argv0 );
+ Q_strcat( temp, sizeof( temp ), argv0 );
/* verify the path */
if ( access( temp, X_OK ) == 0 ) {
- found++;
+ found = qtrue;
}
path = last + 1;
}
/* flake */
if ( realpath( temp, installPath ) ) {
- /* q3map is in "tools/" */
+ /*
+ if "q3map2" is "/opt/radiant/tools/q3map2",
+ installPath is "/opt/radiant"
+ */
+ *( strrchr( installPath, '/' ) ) = '\0';
*( strrchr( installPath, '/' ) ) = '\0';
- *( strrchr( installPath, '/' ) + 1 ) = '\0';
}
- #endif
+ #endif // !GDEF_OS_WINDOWS
}
/*
AddHomeBasePath() - ydnar
- adds a base path to the beginning of the list, prefixed by ~/
+ adds a base path to the beginning of the list
*/
void AddHomeBasePath( char *path ){
int i;
char temp[ MAX_OS_PATH ];
- int homePathLen;
- if ( !homePath ) {
+ if ( homePath == NULL ) {
return;
}
return;
}
- /* strip leading dot, if homePath does not end in /. */
- homePathLen = strlen( homePath );
- if ( !strcmp( path, "." ) ) {
+ if ( strcmp( path, "." ) == 0 ) {
/* -fs_homebase . means that -fs_home is to be used as is */
strcpy( temp, homePath );
}
- else if ( homePathLen >= 2 && !strcmp( homePath + homePathLen - 2, "/." ) ) {
- /* remove trailing /. of homePath */
- homePathLen -= 2;
-
- /* concatenate home dir and path */
- sprintf( temp, "%.*s/%s", homePathLen, homePath, path );
- }
- else
- {
- /* remove leading . of path */
- if ( path[0] == '.' ) {
- ++path;
+ else {
+ char *tempHomePath;
+ tempHomePath = homePath;
+
+ /* homePath is . on Windows if not user supplied */
+
+ #if GDEF_OS_MACOS
+ /*
+ use ${HOME}/Library/Application as ${HOME}
+ if home path is not user supplied
+ and strip the leading dot from prefix in any case
+
+ basically it produces
+ ${HOME}/Library/Application/unvanquished
+ /user/supplied/home/path/unvanquished
+ */
+ tempHomePath = macLibraryApplicationSupportPath;
+ path = path + 1;
+ #endif // GDEF_OS_MACOS
+
+ #if (GDEF_OS_POSIX && !GDEF_OS_MACOS)
+ /*
+ on Linux, check if game uses ${XDG_DATA_HOME}/prefix instead of ${HOME}/.prefix
+ if yes and home path is not user supplied
+ use XDG_DATA_HOME instead of HOME
+ and strip the leading dot
+
+ basically it produces
+ ${XDG_DATA_HOME}/unvanquished
+ /user/supplied/home/path/unvanquished
+
+ or
+ ${HOME}/.q3a
+ /user/supplied/home/path/.q3a
+ */
+
+ sprintf( temp, "%s/%s", xdgDataHomePath, ( path + 1 ) );
+ if ( access( temp, X_OK ) == 0 ) {
+ if ( customHomePath == qfalse ) {
+ tempHomePath = xdgDataHomePath;
+ }
+ path = path + 1;
}
+ #endif // (GDEF_OS_POSIX && !GDEF_OS_MACOS)
/* concatenate home dir and path */
- sprintf( temp, "%s/%s", homePath, path );
+ sprintf( temp, "%s/%s", tempHomePath, path );
}
/* make a hole */
}
+/*
+ AddPakPath()
+ adds a pak path to the list
+ */
+
+void AddPakPath( char *path ){
+ /* dummy check */
+ if ( path == NULL || path[ 0 ] == '\0' || numPakPaths >= MAX_PAK_PATHS ) {
+ return;
+ }
+
+ /* add it to the list */
+ pakPaths[ numPakPaths ] = safe_malloc( strlen( path ) + 1 );
+ strcpy( pakPaths[ numPakPaths ], path );
+ CleanPath( pakPaths[ numPakPaths ] );
+ numPakPaths++;
+}
+
/*
int i, j, k, len, len2;
char temp[ MAX_OS_PATH ];
+ int noBasePath = 0;
+ int noHomePath = 0;
+ int noMagicPath = 0;
/* note it */
Sys_FPrintf( SYS_VRB, "--- InitPaths ---\n" );
argv[ i ] = NULL;
}
+ /* -fs_nobasepath */
+ else if ( strcmp( argv[ i ], "-fs_nobasepath" ) == 0 ) {
+ noBasePath = 1;
+ // we don't want any basepath, neither guessed ones
+ noMagicPath = 1;
+ argv[ i ] = NULL;
+ }
+
+ /* -fs_nomagicpath */
+ else if ( strcmp( argv[ i ], "-fs_nomagicpath") == 0) {
+ noMagicPath = 1;
+ argv[ i ] = NULL;
+ }
+
/* -fs_basepath */
else if ( strcmp( argv[ i ], "-fs_basepath" ) == 0 ) {
if ( ++i >= *argc ) {
Error( "Out of arguments: No path specified after %s.", argv[ i - 1 ] );
}
argv[ i - 1 ] = NULL;
+ customHomePath = qtrue;
homePath = argv[i];
argv[ i ] = NULL;
}
+ /* -fs_nohomepath */
+ else if ( strcmp( argv[ i ], "-fs_nohomepath" ) == 0 ) {
+ noHomePath = 1;
+ argv[ i ] = NULL;
+ }
+
/* -fs_homebase */
else if ( strcmp( argv[ i ], "-fs_homebase" ) == 0 ) {
if ( ++i >= *argc ) {
homeBasePath = ".";
argv[ i ] = NULL;
}
+
+ /* -fs_pakpath */
+ else if ( strcmp( argv[ i ], "-fs_pakpath" ) == 0 ) {
+ if ( ++i >= *argc ) {
+ Error( "Out of arguments: No path specified after %s.", argv[ i - 1 ] );
+ }
+ argv[ i - 1 ] = NULL;
+ AddPakPath( argv[ i ] );
+ argv[ i ] = NULL;
+ }
}
/* remove processed arguments */
/* add standard game path */
AddGamePath( game->gamePath );
- /* if there is no base path set, figure it out */
- if ( numBasePaths == 0 ) {
+ /* if there is no base path set, figure it out unless fs_nomagicpath is set */
+ if ( numBasePaths == 0 && noBasePath == 0 && noMagicPath == 0 ) {
/* this is another crappy replacement for SetQdirFromPath() */
len2 = strlen( game->magic );
for ( i = 0; i < *argc && numBasePaths == 0; i++ )
}
}
- /* this only affects unix */
- if ( homeBasePath ) {
- AddHomeBasePath( homeBasePath );
+ if ( noBasePath == 1 ) {
+ numBasePaths = 0;
}
- else{
- AddHomeBasePath( game->homeBasePath );
+
+ if ( noHomePath == 0 ) {
+ /* this only affects unix */
+ if ( homeBasePath ) {
+ AddHomeBasePath( homeBasePath );
+ }
+ else{
+ AddHomeBasePath( game->homeBasePath );
+ }
}
/* initialize vfs paths */
}
}
+ /* initialize vfs paths */
+ if ( numPakPaths > MAX_PAK_PATHS ) {
+ numPakPaths = MAX_PAK_PATHS;
+ }
+
+ /* walk the list of pak paths */
+ for ( i = 0; i < numPakPaths; i++ )
+ {
+ /* initialize this pak path */
+ vfsInitDirectory( pakPaths[ i ] );
+ }
+
/* done */
Sys_Printf( "\n" );
}