# makefile for libpng using gcc (generic, static library)

# Copyright (C) 2002, 2006-2009 Glenn Randers-Pehrson

# Copyright (C) 2000 Cosmin Truta

# Copyright (C) 2000 Marc O. Gloor (AIX support added, from makefile.gcc)

# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.

# This code is released under the libpng license.

# For conditions of distribution and use, see the disclaimer

# and license in png.h

# Location of the zlib library and include files

ZLIBINC = ../zlib

ZLIBLIB = ../zlib

# Compiler, linker, lib and other tools

CC = gcc

LD = $(CC)

AR_RC = ar rcs

MKDIR_P = mkdir -p

RANLIB = ranlib

RM_F = rm -f

LN_SF = ln -f -s

PNGVER = $(PNGMAJ).$(PNGMIN)

prefix=/usr/local

INCPATH=$(prefix)/include

LIBPATH=$(prefix)/lib

# override DESTDIR= on the make install command line to easily support

# installing into a temporary location.  Example:

#

#    make install DESTDIR=/tmp/build/libpng

#

# If you're going to install into a temporary location

# via DESTDIR, $(DESTDIR)$(prefix) must already exist before

# you execute make install.

DESTDIR=

DI=$(DESTDIR)$(INCPATH)

DL=$(DESTDIR)$(LIBPATH)

CDEBUG = -g -DPNG_DEBUG=5

LDDEBUG =

CRELEASE = -O2

LDRELEASE = -s

WARNMORE=-W -Wall

CFLAGS = -I$(ZLIBINC) $(WARNMORE) $(CRELEASE)

# File extensions

O=.o

A=.a

E=

# Variables

OBJS =  png$(O) pngerror$(O) pngget$(O) pngmem$(O) pngpread$(O) \

	pngread$(O) pngrio$(O) pngrtran$(O) pngrutil$(O) pngset$(O) \

	pngtrans$(O) pngwio$(O) pngwrite$(O) pngwtran$(O) pngwutil$(O)

# Targets

all: $(LIBNAME)$(A) pngtest$(E)

$(LIBNAME)$(A): $(OBJS)

	$(AR_RC) $@ $(OBJS)

	$(RANLIB) $@

test: pngtest$(E)

	./pngtest$(E)

pngtest$(E): pngtest$(O) $(LIBNAME)$(A)

	$(LD) -o $@ pngtest$(O) $(LDFLAGS)

install: $(LIBNAME)$(A)

	-@if [ ! -d $(DI)  ]; then $(MKDIR_P) $(DI); fi

	-@if [ ! -d $(DI)/$(LIBNAME)  ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi

	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi

	-@$(RM_F) $(DI)/$(LIBNAME)/png.h

	-@$(RM_F) $(DI)/$(LIBNAME)/pngconf.h

	-@$(RM_F) $(DI)/png.h

	-@$(RM_F) $(DI)/pngconf.h

	cp png.h pngconf.h $(DI)/$(LIBNAME)

	chmod 644 $(DI)/$(LIBNAME)/png.h \

	$(DI)/$(LIBNAME)/pngconf.h

	-@$(RM_F) -r $(DI)/libpng

	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)

	-@$(RM_F) $(DL)/$(LIBNAME)$(A)

	-@$(RM_F) $(DL)/libpng$(A)

	cp $(LIBNAME)$(A) $(DL)/$(LIBNAME)$(A)

	chmod 644 $(DL)/$(LIBNAME)$(A)

	(cd $(DL); $(LN_SF) $(LIBNAME)$(A) libpng$(A))

	(cd $(DI); $(LN_SF) libpng/* .;)

clean:

	$(RM_F) *.o $(LIBNAME)$(A) pngtest pngout.png

pngtest$(O):  png.h pngconf.h