Makefile

CXX      ?= g++
CXXFLAGS ?= -Wall -g

CXXFLAGS += -Werror=missing-declarations
CXXFLAGS += -Werror=attributes

# On multilib systems, this needs to point to distribution-specific library
# subdir like in /usr (lib or lib64 for 64-bit, lib32 or lib for 32-bit)
LIBDIR   ?= lib

BUMBLEBEE_SOCKET   ?= /var/run/bumblebee.socket
PRIMUS_SYNC        ?= 0
PRIMUS_VERBOSE     ?= 1
PRIMUS_UPLOAD      ?= 0
PRIMUS_SLEEP       ?= 90
PRIMUS_DISPLAY     ?= :1
PRIMUS_LOAD_GLOBAL ?= libglapi.so.0
PRIMUS_libGLa      ?= /usr/$$LIB/./libEGL.so.1:/usr/$$LIB/./libGLESv2.so.2
PRIMUS_libGLd      ?= /usr/$$LIB/libEGL.so.1

#CXXFLAGS += -DBUMBLEBEE_SOCKET='"$(BUMBLEBEE_SOCKET)"'
#CXXFLAGS += -DPRIMUS_STRICT='"$(PRIMUS_STRICT)"'
CXXFLAGS += -DPRIMUS_SYNC='"$(PRIMUS_SYNC)"'
CXXFLAGS += -DPRIMUS_VERBOSE='"$(PRIMUS_VERBOSE)"'
CXXFLAGS += -DPRIMUS_UPLOAD='"$(PRIMUS_UPLOAD)"'
CXXFLAGS += -DPRIMUS_SLEEP='"$(PRIMUS_SLEEP)"'
CXXFLAGS += -DPRIMUS_DISPLAY='"$(PRIMUS_DISPLAY)"'
CXXFLAGS += -DPRIMUS_LOAD_GLOBAL='"$(PRIMUS_LOAD_GLOBAL)"'
CXXFLAGS += -DPRIMUS_libGLa='"$(PRIMUS_libGLa)"'
CXXFLAGS += -DPRIMUS_libGLd='"$(PRIMUS_libGLd)"'
CXXFLAGS += -DPRIMUS_libEGLa='"$(PRIMUS_libEGLa)"'
CXXFLAGS += -DPRIMUS_libGLESv2a='"$(PRIMUS_libGLESv2a)"'

all: $(LIBDIR)/libGL.so.1 $(LIBDIR)/libGLESv2.so.2
	

$(LIBDIR)/libGL.so.1: libglfork.cpp Makefile
	mkdir -p $(LIBDIR)
	$(CXX) $(CXXFLAGS) -fvisibility=hidden -fPIC -shared -Wl,-Bsymbolic -o $@ $< -lX11 -lpthread -lrt

$(LIBDIR)/libGLESv2.so.2: libeglfork.cpp Makefile
	mkdir -p $(LIBDIR)
	$(CXX) $(CXXFLAGS) -fvisibility=hidden -fPIC -shared -Wl,-Bsymbolic -o $@ $< -lX11 -lXext -lpthread -lrt -O3
	ln -sf libGLESv2.so.2 lib/libEGL.so.1