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

# Copyright (C) 2002, 2006-2009, 2014 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

LIBNAME = libpng16

PNGMAJ = 16

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)

WARNMORE =

CPPFLAGS = -I$(ZLIBINC) # -DPNG_DEBUG=5

CFLAGS = -W -Wall -O2 # $(WARNMORE) -g

LDFLAGS = -L. -L$(ZLIBLIB) -lpng16 -lz -lm

# 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

.c.o:

	$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<

all: $(LIBNAME).a pngtest$(E)

include scripts/pnglibconf.mak

REMOVE = $(RM_F)

DFNFLAGS = $(DEFS) $(CPPFLAGS)

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

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

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

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

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

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

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

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

png.o:      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngget.o:   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngmem.o:   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngread.o:  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngrio.o:   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngset.o:   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngwio.o:   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h

pngtest.o:  png.h pngconf.h pnglibconf.h