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Code Issues 2 Projects Releases Wiki Activity

filesystem: only create readwrite directories if they look like a gamedirectory in rodir

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This commit is contained in:
Alibek Omarov 2023-03-25 03:27:32 +03:00
parent 3ccbc7a28c
commit e673fe9a02
1 changed files with 51 additions and 23 deletions
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70
filesystem/filesystem.c
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@ -907,33 +907,57 @@ static qboolean FS_ReadGameInfo( const char *filepath, const char *gamedir, game
/*
================
FS_CheckForGameDir
FS_CheckForQuakeGameDir
Checks if game directory resembles Quake Engine game directory
(some of checks may as well work with Xash gamedirs, it's not a bug)
================
*/
static qboolean FS_CheckForGameDir( const char *gamedir )
static qboolean FS_CheckForQuakeGameDir( const char *gamedir, qboolean direct )
{
// if directory contain config.cfg or progs.dat it's 100% gamedir
// quake mods probably always archived but can missed config.cfg before first running
const char *files[] = { "config.cfg", "progs.dat", "pak0.pak" };
int i;
for( i = 0; i < sizeof( files ) / sizeof( files[0] ); i++ )
{
char buf[MAX_VA_STRING];
// if directory contain config.cfg it's 100% gamedir
Q_snprintf( buf, sizeof( buf ), "%s/config.cfg", gamedir );
if( FS_FileExists( buf, false ))
Q_snprintf( buf, sizeof( buf ), "%s/%s", gamedir, files[i] );
if( direct ? FS_SysFileExists( buf ) : FS_FileExists( buf, false ))
return true;
// if directory contain progs.dat it's 100% gamedir
Q_snprintf( buf, sizeof( buf ), "%s/progs.dat", gamedir );
if( FS_FileExists( buf, false ))
return true;
// quake mods probably always archived but can missed config.cfg before first running
Q_snprintf( buf, sizeof( buf ), "%s/pak0.pak", gamedir );
if( FS_FileExists( buf, false ))
return true;
// NOTE; adds here some additional checks if you wished
}
return false;
}
/*
===============
FS_CheckForXashGameDir
Checks if game directory resembles Xash3D game directory
===============
*/
static qboolean FS_CheckForXashGameDir( const char *gamedir, qboolean direct )
{
// if directory contain gameinfo.txt or liblist.gam it's 100% gamedir
const char *files[] = { "gameinfo.txt", "liblist.gam" };
int i;
for( i = 0; i < sizeof( files ) / sizeof( files[0] ); i++ )
{
char buf[MAX_SYSPATH];
Q_snprintf( buf, sizeof( buf ), "%s/%s", gamedir, files[i] );
if( direct ? FS_SysFileExists( buf ) : FS_FileExists( buf, false ))
return true;
}
return false;
}
/*
================
FS_ParseGameInfo
@ -990,7 +1014,7 @@ static qboolean FS_ParseGameInfo( const char *gamedir, gameinfo_t *GameInfo )
FS_ConvertGameInfo( gamedir, gameinfo_path, liblist_path );
// force to create gameinfo for specified game if missing
if(( FS_CheckForGameDir( gamedir ) || !Q_stricmp( fs_gamedir, gamedir )) && !FS_FileExists( gameinfo_path, false ))
if(( FS_CheckForQuakeGameDir( gamedir, false ) || !Q_stricmp( fs_gamedir, gamedir )) && !FS_FileExists( gameinfo_path, false ))
{
gameinfo_t tmpGameInfo;
memset( &tmpGameInfo, 0, sizeof( tmpGameInfo ));
@ -1340,18 +1364,22 @@ qboolean FS_InitStdio( qboolean caseinsensitive, const char *rootdir, const char
for( i = 0; i < dirs.numstrings; i++ )
{
char roPath[MAX_SYSPATH];
char rwPath[MAX_SYSPATH];
Q_snprintf( roPath, sizeof( roPath ), "%s/%s/", fs_rodir, dirs.strings[i] );
Q_snprintf( rwPath, sizeof( rwPath ), "%s/%s/", fs_rootdir, dirs.strings[i] );
// check if it's a directory
if( !FS_SysFolderExists( roPath ))
continue;
// no need to check folders here, FS_CreatePath will not fail
// check if it's gamedir
if( FS_CheckForXashGameDir( roPath, true ) || FS_CheckForQuakeGameDir( roPath, true ))
{
char rwPath[MAX_SYSPATH];
Q_snprintf( rwPath, sizeof( rwPath ), "%s/%s/", fs_rootdir, dirs.strings[i] );
FS_CreatePath( rwPath );
}
}
stringlistfreecontents( &dirs );
}