# CSCI-1200 Computer Science, Fall 2007
# Simple Makefile for Homework 9 Image Viewer
# for g++ on unix or cygwin platforms

SHELL = /bin/bash

# ===============================================================

default:
	@echo "Please specify a target (unix, cygwin_lib, cygwin_a, or cygwin_x)"

# Linux or FreeBSD
unix: CC                = g++ -g -O3 -Wall -pedantic
unix: INCLUDE_PATH      = -I/usr/X11R6/include -L/usr/local/include
unix: LIB_PATH          = -L/usr/X11R6/lib -L/usr/local/lib
unix: LIBS              = -lm -lGL -lglut
unix: all

# Cygwin with native Windows libraries, using .lib files from vstudio and glut download
cygwin_lib: VCLIB_PATH      = /c/PROGRA~1/VSNET.2K3/Vc7/PlatformSDK/Lib
cygwin_lib: GLUTLIB_PATH    = /c/GLUT
cygwin_lib: CC              = g++ -g -O3 -Wall -pedantic
cygwin_lib: INCLUDE_PATH    = -I/usr/include/w32api 
cygwin_lib: LIB_PATH        = -L/usr/lib/w32api
cygwin_lib: LIBS            = -lm ${VCLIB_PATH}/OPENGL32.LIB ${GLUTLIB_PATH}/glut32.lib
cygwin_lib: all

# Cygwin with native Windows libraries
cygwin_a: CC              = g++ -g -O3 -Wall -pedantic
cygwin_a: INCLUDE_PATH    = -I/usr/include/w32api 
cygwin_a: LIB_PATH        = -L/usr/lib/w32api
cygwin_a: LIBS            = -lm -lopengl32 -lglut32 
cygwin_a: all

# Cygwin with X (probably software emulation)
cygwin_x: CC            = g++ -g -O3 -Wall -pedantic
cygwin_x: INCLUDE_PATH  = -I/usr/X11R6/include
cygwin_x: LIB_PATH      = -L/usr/X11R6/lib
cygwin_x: LIBS          = -lm -lGL -lglut
cygwin_x: all

# ===============================================================

SRCS	= image_viewer.cpp image.cpp
OBJS	= $(SRCS:.cpp=.o)
EXE	= ImageViewer

# ===============================================================
# targets

.PHONY: all depend clean

all: clean depend $(EXE)

depend:
	$(CC) $(INCLUDE_PATH) -E -M $(SRCS) > Makefile.depend

clean: 
	rm -f *~ *bak *.ob  *.o $(EXE) Makefile.depend

# ===============================================================
# compilation rules

$(EXE): $(OBJS)
	$(CC) $(INCLUDE_PATH) -o $@ $(OBJS) $(LIB_PATH) $(LIBS) 

.cpp.o:
	$(CC) $(INCLUDE_PATH) $< -c -o $@

# ===============================================================

-include Makefile.depend