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Allow the game root directory to be moved away from the binaries.

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This commit is contained in:
Paul Chote
2020-11-21 15:40:57 +00:00
committed by teinarss
parent dd0b08d54a
commit 6ad5b9ebc4
7 changed files with 78 additions and 8 deletions
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47
OpenRA.Game/Platform.cs
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@@ -27,6 +27,9 @@ namespace OpenRA
static Lazy<PlatformType> currentPlatform = Exts.Lazy(GetCurrentPlatform);
static bool engineDirAccessed;
static string engineDir;
static bool supportDirInitialized;
static string systemSupportPath;
static string legacyUserSupportPath;
@@ -170,6 +173,44 @@ namespace OpenRA
}
public static string EngineDir
{
get
{
// Engine directory defaults to the location of the binaries,
// unless OverrideGameDir is called during startup.
if (!engineDirAccessed)
engineDir = BinDir;
engineDirAccessed = true;
return engineDir;
}
}
/// <summary>
/// Specify a custom engine directory that already exists on the filesystem.
/// Cannot be called after Platform.EngineDir has been accessed.
/// </summary>
public static void OverrideEngineDir(string path)
{
if (engineDirAccessed)
throw new InvalidOperationException("Attempted to override engine directory after it has already been accessed.");
// Note: Relative paths are interpreted as being relative to BinDir, not the current working dir.
if (!Path.IsPathRooted(path))
path = Path.Combine(BinDir, path);
if (!Directory.Exists(path))
throw new DirectoryNotFoundException(path);
if (!path.EndsWith(Path.DirectorySeparatorChar.ToString(), StringComparison.Ordinal) &&
!path.EndsWith(Path.AltDirectorySeparatorChar.ToString(), StringComparison.Ordinal))
path += Path.DirectorySeparatorChar;
engineDirAccessed = true;
engineDir = path;
}
public static string BinDir
{
get
{
@@ -194,12 +235,18 @@ namespace OpenRA
if (path == "^EngineDir")
return EngineDir;
if (path == "^BinDir")
return BinDir;
if (path.StartsWith("^SupportDir|", StringComparison.Ordinal))
path = SupportDir + path.Substring(12);
if (path.StartsWith("^EngineDir|", StringComparison.Ordinal))
path = EngineDir + path.Substring(11);
if (path.StartsWith("^BinDir|", StringComparison.Ordinal))
path = BinDir + path.Substring(8);
return path;
}
}