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# makefile for libpng, HPUX (10.20 and 11.00) using the ANSI/C product.
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# Copyright (C) 1999-2002, 2006, 2009, 2010-2014 Glenn Randers-Pehrson
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# Copyright (C) 1995 Guy Eric Schalnat, Group 42
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# contributed by Jim Rice and updated by Chris Schleicher, Hewlett Packard
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#
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# This code is released under the libpng license.
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# For conditions of distribution and use, see the disclaimer
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# and license in png.h
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# Where the zlib library and include files are located
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ZLIBLIB=/opt/zlib/lib
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ZLIBINC=/opt/zlib/include
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# Note that if you plan to build a libpng shared library, zlib must also
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# be a shared library, which zlib's configure does not do.  After running
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# zlib's configure, edit the appropriate lines of makefile to read:
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#   CFLAGS=-O1 -DHAVE_UNISTD -DUSE_MAP -fPIC \
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#   LDSHARED=ld -b
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#   SHAREDLIB=libz.sl
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# Library name:
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LIBNAME = libpng16
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PNGMAJ = 16
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# Shared library names:
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LIBSO=$(LIBNAME).sl
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LIBSOMAJ=$(LIBNAME).sl.$(PNGMAJ)
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LIBSOREL=$(LIBSOMAJ).$(RELEASE)
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OLDSO=libpng.sl
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# Utilities:
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AR_RC=ar rc
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CC=cc
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MKDIR_P=mkdir -p
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LN_SF=ln -sf
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RANLIB=ranlib
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CP=cp
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RM_F=/bin/rm -f
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CPPFLAGS=-I$(ZLIBINC) \
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        -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -DHAVE_UNISTD_H -DUSE_MMAP
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CFLAGS=-O -Ae -Wl,+vnocompatwarnings +DD64 +Z
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# Caution: be sure you have built zlib with the same CFLAGS.
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CCFLAGS=-O -Ae -Wl,+vnocompatwarnings +DD64 +Z
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LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
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# where make install puts libpng.a, libpng16.sl, and png.h
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prefix=/opt/libpng
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exec_prefix=$(prefix)
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INCPATH=$(prefix)/include
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LIBPATH=$(exec_prefix)/lib
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MANPATH=$(prefix)/man
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BINPATH=$(exec_prefix)/bin
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# override DESTDIR= on the make install command line to easily support
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# installing into a temporary location.  Example:
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#
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#    make install DESTDIR=/tmp/build/libpng
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#
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# If you're going to install into a temporary location
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# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
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# you execute make install.
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DESTDIR=
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DB=$(DESTDIR)$(BINPATH)
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DI=$(DESTDIR)$(INCPATH)
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DL=$(DESTDIR)$(LIBPATH)
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DM=$(DESTDIR)$(MANPATH)
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# Pre-built configuration
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# See scripts/pnglibconf.mak for more options
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PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
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OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
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	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
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	pngwtran.o pngmem.o pngerror.o pngpread.o
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OBJSDLL = $(OBJS:.o=.pic.o)
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.SUFFIXES:	.c .o .pic.o
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.c.o:
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	$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
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.c.pic.o:
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	$(CC) -c $(CPPFLAGS) $(CFLAGS) +z -o $@ $*.c
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all: libpng.a $(LIBSO) pngtest libpng.pc libpng-config
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pnglibconf.h: $(PNGLIBCONF_H_PREBUILT)
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	$(CP) $(PNGLIBCONF_H_PREBUILT) $@
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libpng.a: $(OBJS)
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	$(AR_RC) $@ $(OBJS)
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	$(RANLIB) $@
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libpng.pc:
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	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
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	-e s!@exec_prefix@!$(exec_prefix)! \
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	-e s!@libdir@!$(LIBPATH)! \
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	-e s!@includedir@!$(INCPATH)! \
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	-e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc
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libpng-config:
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	( cat scripts/libpng-config-head.in; \
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	echo prefix=\"$(prefix)\"; \
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	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
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	echo ccopts=\"-O -Ae -Wl,+vnocompatwarnings +DD64 +Z\"; \
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	echo L_opts=\"-L$(LIBPATH)\"; \
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	echo libs=\"-lpng16 -lz -lm\"; \
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	cat scripts/libpng-config-body.in ) > libpng-config
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	chmod +x libpng-config
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$(LIBSO): $(LIBSOMAJ)
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	$(LN_SF) $(LIBSOMAJ) $(LIBSO)
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$(LIBSOMAJ): $(OBJSDLL)
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	$(LD) -b +s \
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	+h $(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL)
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pngtest: pngtest.o libpng.a
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	$(CC) -o pngtest $(CCFLAGS) pngtest.o $(LDFLAGS)
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test: pngtest
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	./pngtest
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install-headers: png.h pngconf.h pnglibconf.h
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	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
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	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
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	cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME)
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	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h
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	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h
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	-@$(RM_F) $(DI)/libpng
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	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
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install-static: install-headers libpng.a
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	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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	cp libpng.a $(DL)/$(LIBNAME).a
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	chmod 644 $(DL)/$(LIBNAME).a
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	-@$(RM_F) $(DL)/libpng.a
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	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
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install-shared: install-headers $(LIBSOMAJ) libpng.pc
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	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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	-@$(RM_F) $(DL)/$(LIBSO)
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	-@$(RM_F) $(DL)/$(LIBSOREL)
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	-@$(RM_F) $(DL)/$(OLDSO)
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	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
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	chmod 755 $(DL)/$(LIBSOREL)
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	(cd $(DL); \
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	$(LN_SF) $(LIBSOREL) $(LIBSO); \
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	$(LN_SF) $(LIBSO) $(OLDSO))
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	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
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	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
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	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
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	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
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	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
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	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
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install-man: libpng.3 libpngpf.3 png.5
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	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
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	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
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	-@$(RM_F) $(DM)/man3/libpng.3
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	-@$(RM_F) $(DM)/man3/libpngpf.3
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	cp libpng.3 $(DM)/man3
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	cp libpngpf.3 $(DM)/man3
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	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
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	-@$(RM_F) $(DM)/man5/png.5
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	cp png.5 $(DM)/man5
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install-config: libpng-config
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	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
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	-@$(RM_F) $(DB)/libpng-config
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	-@$(RM_F) $(DB)/$(LIBNAME)-config
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	cp libpng-config $(DB)/$(LIBNAME)-config
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	chmod 755 $(DB)/$(LIBNAME)-config
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	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
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install: install-static install-shared install-man install-config
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# If you installed in $(DESTDIR), test-installed won't work until you
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# move the library to its final location.  Use test-dd to test it
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# before then.
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test-dd:
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	echo
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	echo Testing installed dynamic shared library in $(DL).
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	$(CC) -I$(DI) $(CPPFLAGS) $(CCFLAGS) \
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	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
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	   -L$(DL) -L$(ZLIBLIB) \
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	   -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
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	./pngtestd pngtest.png
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test-installed:
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	echo
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	echo Testing installed dynamic shared library.
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	$(CC) $(CPPFLAGS) $(CCFLAGS) \
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	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
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	   -L$(ZLIBLIB) \
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	   -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
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	./pngtesti pngtest.png
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clean:
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	$(RM_F) *.o libpng.a pngtest pngtesti pngout.png \
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	libpng-config $(LIBSO) $(LIBSOMAJ)* \
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	libpng.pc pnglibconf.h
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DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
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writelock:
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	chmod a-w *.[ch35] $(DOCS) scripts/*
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# DO NOT DELETE THIS LINE -- make depend depends on it.
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png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
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pngtest.o: png.h pngconf.h pnglibconf.h