From 96d1a00ac9faa3dc4c71b585b54b6c9a84b7dd93 Mon Sep 17 00:00:00 2001
From: TSnake41 <TSnake@Outlook.fr>
Date: Sun, 29 Mar 2020 15:41:54 +0200
Subject: [PATCH] Fix building on Linux.

---
 makefile          |  2 ++
 tools/genbind.lua |  4 ++--
 tools/physac.h    | 40 ++++++++++++++++++++--------------------
 3 files changed, 24 insertions(+), 22 deletions(-)

diff --git a/makefile b/makefile
index 81e74ec..57f869a 100644
--- a/makefile
+++ b/makefile
@@ -11,6 +11,8 @@ MODULES := rlgl physac
 
 ifeq ($(OS),Windows_NT)
 	LDFLAGS += -lopengl32 -lgdi32 -lwinmm -static
+else
+	LDFLAGS += -ldl -lX11 -lpthread
 endif
 
 BOOT_FILES := src/raylib.lua src/raylua.lua
diff --git a/tools/genbind.lua b/tools/genbind.lua
index 3cdd1a4..adaca25 100644
--- a/tools/genbind.lua
+++ b/tools/genbind.lua
@@ -77,8 +77,8 @@ for _,modname in ipairs(modules) do
     end)
 
     -- Strip spaces
-    line = line:gsub("([(),*.]) +(%w)", function (a, b) return a .. b end)
-    line = line:gsub("(%w) +([(),*.])", function (a, b) return a .. b end)
+    line = line:gsub("([(),*.])%s+(%w)", function (a, b) return a .. b end)
+    line = line:gsub("(%w)%s+([(),*.])", function (a, b) return a .. b end)
 
     proto[#proto + 1] = line:gsub(";", "")
   end
diff --git a/tools/physac.h b/tools/physac.h
index be03018..243fcd8 100644
--- a/tools/physac.h
+++ b/tools/physac.h
@@ -1,20 +1,20 @@
-void InitPhysics(void);
-void RunPhysicsStep(void);
-void SetPhysicsTimeStep(double delta);
-bool IsPhysicsEnabled(void);
-void SetPhysicsGravity(float x, float y);
-PhysicsBody CreatePhysicsBodyCircle(Vector2 pos, float radius, float density);
-PhysicsBody CreatePhysicsBodyRectangle(Vector2 pos, float width, float height, float density);
-PhysicsBody CreatePhysicsBodyPolygon(Vector2 pos, float radius, int sides, float density);
-void PhysicsAddForce(PhysicsBody body, Vector2 force);
-void PhysicsAddTorque(PhysicsBody body, float amount);
-void PhysicsShatter(PhysicsBody body, Vector2 position, float force);
-int GetPhysicsBodiesCount(void);
-PhysicsBody GetPhysicsBody(int index);
-int GetPhysicsShapeType(int index);
-int GetPhysicsShapeVerticesCount(int index);
-Vector2 GetPhysicsShapeVertex(PhysicsBody body, int vertex);
-void SetPhysicsBodyRotation(PhysicsBody body, float radians);
-void DestroyPhysicsBody(PhysicsBody body);
-void ResetPhysics(void);
-void ClosePhysics(void);
+void InitPhysics(void);
+void RunPhysicsStep(void);
+void SetPhysicsTimeStep(double delta);
+bool IsPhysicsEnabled(void);
+void SetPhysicsGravity(float x, float y);
+PhysicsBody CreatePhysicsBodyCircle(Vector2 pos, float radius, float density);
+PhysicsBody CreatePhysicsBodyRectangle(Vector2 pos, float width, float height, float density);
+PhysicsBody CreatePhysicsBodyPolygon(Vector2 pos, float radius, int sides, float density);
+void PhysicsAddForce(PhysicsBody body, Vector2 force);
+void PhysicsAddTorque(PhysicsBody body, float amount);
+void PhysicsShatter(PhysicsBody body, Vector2 position, float force);
+int GetPhysicsBodiesCount(void);
+PhysicsBody GetPhysicsBody(int index);
+int GetPhysicsShapeType(int index);
+int GetPhysicsShapeVerticesCount(int index);
+Vector2 GetPhysicsShapeVertex(PhysicsBody body, int vertex);
+void SetPhysicsBodyRotation(PhysicsBody body, float radians);
+void DestroyPhysicsBody(PhysicsBody body);
+void ResetPhysics(void);
+void ClosePhysics(void);