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Detect GOG install path

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This commit is contained in:
Max Crofts 2017-04-07 15:18:42 +10:00
parent f5143405f1
commit 7ff610db35
5 changed files with 94 additions and 4 deletions
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35
code/sys/sys_win32.c
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@ -45,6 +45,9 @@ static char homePath[ MAX_OSPATH ] = { 0 };
// Used to store the Steam Quake 3 installation path
static char steamPath[ MAX_OSPATH ] = { 0 };
// Used to store the GOG Quake 3 installation path
static char gogPath[ MAX_OSPATH ] = { 0 };
#ifndef DEDICATED
static UINT timerResolution = 0;
#endif
@ -183,6 +186,38 @@ char *Sys_SteamPath( void )
return steamPath;
}
/*
================
Sys_GogPath
================
*/
char *Sys_GogPath( void )
{
#ifdef GOGPATH_ID
HKEY gogRegKey;
DWORD pathLen = MAX_OSPATH;
if (!gogPath[0] && !RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\GOG.com\\Games\\" GOGPATH_ID, 0, KEY_QUERY_VALUE | KEY_WOW64_32KEY, &gogRegKey))
{
pathLen = MAX_OSPATH;
if (RegQueryValueEx(gogRegKey, "PATH", NULL, NULL, (LPBYTE)gogPath, &pathLen))
gogPath[0] = '\0';
RegCloseKey(gogRegKey);
}
if (gogPath[0])
{
if (pathLen == MAX_OSPATH)
pathLen--;
gogPath[pathLen] = '\0';
}
#endif
return gogPath;
}
/*
================
Sys_Milliseconds