Added love.filesystem.isSymlink, love.filesystem.setSymlinksEnabled, and love.filesystem.areSymlinksEnabled. Symbolic link support is disabled by default.

love.filesystem.isSymlink will always return false when symbolic link support is disabled, even if the given filepath is actually a symlink.

src/modules/filesystem/physfs/Filesystem.cpp

@@ -661,6 +661,21 @@ int64 Filesystem::getSize(const char *filename) const
 	return size;
 }
 
+void Filesystem::setSymlinksEnabled(bool enable)
+{
+	PHYSFS_permitSymbolicLinks(enable ? 1 : 0);
+}
+
+bool Filesystem::areSymlinksEnabled() const
+{
+	return PHYSFS_symbolicLinksPermitted() != 0;
+}
+
+bool Filesystem::isSymlink(const char *filename) const
+{
+	return PHYSFS_isSymbolicLink(filename) != 0;
+}
+
 } // physfs
 } // filesystem
 } // love

src/modules/filesystem/physfs/Filesystem.h

@@ -247,6 +247,22 @@ public:
 	 **/
 	int64 getSize(const char *filename) const;
 
+	/**
+	 * Enable or disable symbolic link support in love.filesystem.
+	 **/
+	void setSymlinksEnabled(bool enable);
+
+	/**
+	 * Gets whether symbolic link support is enabled.
+	 **/
+	bool areSymlinksEnabled() const;
+
+	/**
+	 * Gets whether a filepath is actually a symlink.
+	 * Always returns false if symlinks are not enabled.
+	 **/
+	bool isSymlink(const char *filename) const;
+
 	/**
 	 * Text file line-reading iterator function used and
 	 * pushed on the Lua stack by love.filesystem.lines