switch to waf build system

.gitignore

@@ -1 +1,3 @@
-/sdl-game-controller
+/build/
+/.waf*
+/.lock-waf*

Makefile

@@ -1,21 +1,11 @@
-FILE := sdl-game-controller
-TARGET := $(FILE)
-
-CFLAGS := $(shell pkg-config --cflags sdl2)
-ifeq (MINGW,$(findstring MINGW,$(shell uname)))
-LIBS := -lopengl32 -lglu32 -lmingw32
-CC := mingw32-gcc
-TARGET := $(TARGET).exe
-else
-LIBS := -lGL -lGLU `pkg-config --libs sdl2`
-endif
-LDFLAGS := $(LIBS) $(shell pkg-config --libs sdl2)
-
-
-all:	$(TARGET)
-
-$(TARGET): $(FILE).c
-	$(CC) -o $(TARGET) $(CFLAGS) $< $(LDFLAGS)
+.PHONY: build
+build:
+	./waf build
 
+.PHONY: clean
 clean:
-	-rm -f $(TARGET) *~ *.o
+	./waf clean
+
+.PHONY: distclean
+distclean:
+	./waf distclean

configure

@@ -0,0 +1,2 @@
+#!/bin/sh
+exec ./waf configure "$@"

wscript

@@ -0,0 +1,38 @@
+import os
+
+def options(opt):
+    opt.load("compiler_c compiler_cxx")
+
+def configure(conf):
+    conf.load("compiler_c compiler_cxx")
+    conf.env.INCLUDES += ["glcxx/include"]
+    conf.env.INCLUDES += ["."]
+    conf.env.DEFINES += ['''GLCXX_GL_INCLUDE="GL3/gl3w.h"''']
+    conf.env.CXXFLAGS += ["-Wall"]
+    conf.env.CXXFLAGS += ["-std=gnu++14"]
+    conf.check_cfg(package = "sdl2", args = "--cflags --libs")
+    if "MINGW" in os.popen("uname").read():
+        # TODO: set CXX to mingw32-g++
+        pass
+    if os.listdir("glcxx") == []:
+        print("Fetching git submodules...")
+        from subprocess import Popen
+        Popen(["git", "submodule", "update", "--init"]).wait()
+
+def build(bld):
+    sources = ["sdl-game-controller.cc"] + \
+            bld.path.ant_glob("glcxx/src/**/*.cpp") + \
+            bld.path.ant_glob("GL3/**/*.c")
+
+    libs = []
+    if "MINGW" in os.popen("uname").read():
+        libs += ["opengl32", "mingw32"]
+    else:
+        libs += ["dl", "GL"]
+    bld.program(
+            source = sources,
+            target = "sdl-game-controller",
+            uselib = "SDL2",
+            lib = libs,
+            linkflags = ["-Wl,-rpath,$ORIGIN"],
+            install_path = None)