convert build system to waf

.gitignore

@@ -1 +1,3 @@
-/app
+/build/
+/.waf*
+/.lock-waf*

Makefile

@@ -1,46 +1,11 @@
-TARGET := app
-OBJS := app.o GL3/gl3w.o
-OBJS += glcxx/src/glcxx/Array.o
-OBJS += glcxx/src/glcxx/Buffer.o
-OBJS += glcxx/src/glcxx/Program.o
-OBJS += glcxx/src/glcxx/Shader.o
-OBJS += glcxx/src/glcxx/Texture.o
-REPOS := glcxx glm
-
-CCFLAGS := $(shell sdl2-config --cflags)
-ifeq (MINGW,$(findstring MINGW,$(shell uname)))
-LIBS := -lopengl32 -lmingw32
-CXX := mingw32-g++
-TARGET := $(TARGET).exe
-else
-LIBS := -lGL `sdl2-config --libs`
-endif
-LIBS += -ldl
-LDFLAGS := $(LIBS) $(shell sdl2-config --libs)
-CCFLAGS += -I glcxx/include -I glm -I.
-CXXFLAGS += -std=gnu++14
-CCFLAGS += -DGLCXX_GL_INCLUDE='"GL3/gl3w.h"'
-
-
-all: submodule_init $(TARGET)
-
-$(TARGET): $(OBJS)
-	$(CXX) -o $(TARGET) $^ $(LDFLAGS)
-
-%.o: %.c
-	$(CC) -c -o $@ $(CCFLAGS) $(CFLAGS) $<
-
-%.o: %.cc
-	$(CXX) -c -o $@ $(CCFLAGS) $(CXXFLAGS) $<
-
-%.o: %.cpp
-	$(CXX) -c -o $@ $(CCFLAGS) $(CXXFLAGS) $<
-
-.PHONY: submodule_init
-submodule_init:
-	@if [ ! -e glcxx ]; then \
-	  git submodule update --init; \
-	fi
+.PHONY: build
+build:
+	./waf build
 
+.PHONY: clean
 clean:
-	-rm -f $(TARGET) *~ $(OBJS)
+	./waf clean
+
+.PHONY: distclean
+distclean:
+	./waf distclean

configure

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

wscript

@@ -0,0 +1,39 @@
+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 += ["glm"]
+    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 = ["app.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 = "app",
+            uselib = "SDL2",
+            lib = libs,
+            linkflags = ["-Wl,-rpath,$ORIGIN"],
+            install_path = None)