Move require path into filesystem module

--HG--
branch : minor

src/modules/filesystem/physfs/Filesystem.cpp

@@ -77,6 +77,7 @@ Filesystem::Filesystem()
 	, fused(false)
 	, fusedSet(false)
 {
+	requirePath = {"?.lua", "?/init.lua"};
 }
 
 Filesystem::~Filesystem()
@@ -671,6 +672,11 @@ bool Filesystem::isSymlink(const char *filename) const
 	return PHYSFS_isSymbolicLink(filename) != 0;
 }
 
+std::vector<std::string> &Filesystem::getRequirePath()
+{
+	return requirePath;
+}
+
 } // physfs
 } // filesystem
 } // love

src/modules/filesystem/physfs/Filesystem.h

@@ -26,6 +26,7 @@
 #include <cstring>
 #include <iostream>
 #include <string>
+#include <vector>
 
 // LOVE
 #include "common/Module.h"
@@ -262,6 +263,10 @@ public:
 	 **/
 	static int lines_i(lua_State *L);
 
+	// Require path accessors
+	// Not const because it's R/W
+	std::vector<std::string> &getRequirePath();
+
 private:
 
 	// Contains the current working directory (UTF8).
@@ -290,6 +295,9 @@ private:
 	bool fused;
 	bool fusedSet;
 
+	// Search path for require
+	std::vector<std::string> requirePath;
+
 }; // Filesystem
 
 } // physfs

src/modules/filesystem/wrap_Filesystem.cpp

@@ -510,13 +510,11 @@ int w_isSymlink(lua_State *L)
 	return 1;
 }
 
-static std::vector<std::string> requirePath = {"?.lua", "?/init.lua"};
-
 int w_getRequirePath(lua_State *L)
 {
 	std::stringstream path;
 	bool seperator = false;
-	for (auto &element : requirePath)
+	for (auto &element : instance()->getRequirePath())
 	{
 		if (seperator)
 			path << ";";
@@ -533,6 +531,7 @@ int w_getRequirePath(lua_State *L)
 int w_setRequirePath(lua_State *L)
 {
 	std::string element = luax_checkstring(L, 1);
+	auto &requirePath = instance()->getRequirePath();
 
 	requirePath.clear();
 	std::stringstream path;
@@ -555,7 +554,7 @@ int loader(lua_State *L)
 	}
 
 	auto *inst = instance();
-	for (std::string element : requirePath)
+	for (std::string element : inst->getRequirePath())
 	{
 		size_t pos = element.find('?');
 		if (pos == std::string::npos)