FileSystem: Add APPIMAGE Check Function

Author: kamfretoz

common/FileSystem.cpp

@@ -2560,6 +2560,19 @@ std::string FileSystem::GetProgramPath()
 #endif
 }
 
+std::string FileSystem::GetPackagePath()
+{
+	// Check if we are running inside appimage. If so, return the path to the appimage instead.
+	if (const char* appimage_path = getenv("APPIMAGE"))
+		return std::string(appimage_path);
+
+	// TODO: Can probably be expanded to look for Flatpak too
+
+	// Otherwise, find the executable using `GetProgramPath()`
+
+	return GetProgramPath();
+}
+
 std::string FileSystem::GetWorkingDirectory()
 {
 	std::string buffer;

common/FileSystem.h

@@ -169,6 +169,10 @@ namespace FileSystem
 	/// Returns the path to the current executable.
 	std::string GetProgramPath();
 
+
+	/// Returns the path to the current package (Linux AppImage).
+	std::string GetPackagePath();
+
 	/// Retrieves the current working directory.
 	std::string GetWorkingDirectory();