scripts/makefile.linux - third_party/libpng - Git at Google

 # makefile for libpng.a and libpng14.so on Linux ELF with gcc
 # Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010 Greg Roelofs and
 # Glenn Randers-Pehrson
 # Copyright (C) 1996, 1997 Andreas Dilger
 #
 # This code is released under the libpng license.
 # For conditions of distribution and use, see the disclaimer
 # and license in png.h

 # Library name:
 LIBNAME = libpng14
 PNGMAJ = 14
 RELEASE = 5

 # Shared library names:
 LIBSO=$(LIBNAME).so
 LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
 LIBSOREL=$(LIBSOMAJ).$(RELEASE)
 OLDSO=libpng.so

 # Utilities:
 AR_RC=ar rc
 CC=gcc
 MKDIR_P=mkdir -p
 LN_SF=ln -sf
 RANLIB=ranlib
 RM_F=/bin/rm -f

 # where "make install" puts libpng14.a, libpng14.so*,
 # libpng14/png.h and libpng14/pngconf.h
 # Prefix must be a full pathname.
 prefix=/usr/local
 exec_prefix=$(prefix)

 # Where the zlib library and include files are located.
 #ZLIBLIB=/usr/local/lib
 #ZLIBINC=/usr/local/include
 ZLIBLIB=../zlib
 ZLIBINC=../zlib

 ALIGN=
 # for i386:
 #ALIGN=-malign-loops=2 -malign-functions=2

 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion

 # for pgcc version 2.95.1, -O3 is buggy; don't use it.

 CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops \
 	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

 LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng14 -lz -lm
 LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm

 INCPATH=$(prefix)/include
 LIBPATH=$(exec_prefix)/lib
 MANPATH=$(prefix)/man
 BINPATH=$(exec_prefix)/bin

 # 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=

 DB=$(DESTDIR)$(BINPATH)
 DI=$(DESTDIR)$(INCPATH)
 DL=$(DESTDIR)$(LIBPATH)
 DM=$(DESTDIR)$(MANPATH)

 OBJS =  png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
 	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
 	pngwtran.o pngmem.o pngerror.o pngpread.o

 OBJSDLL = $(OBJS:.o=.pic.o)

 .SUFFIXES:      .c .o .pic.o

 .c.pic.o:
 	$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c

 all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config

 libpng.a: $(OBJS)
 	$(AR_RC) $@ $(OBJS)
 	$(RANLIB) $@

 libpng.pc:
 	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
 	-e s!@exec_prefix@!$(exec_prefix)! \
 	-e s!@libdir@!$(LIBPATH)! \
 	-e s!@includedir@!$(INCPATH)! \
 	-e s!-lpng14!-lpng14\ -lz\ -lm! > libpng.pc

 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
 	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
 	echo L_opts=\"-L$(LIBPATH)\"; \
 	echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
 	echo libs=\"-lpng14 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config

 $(LIBSO): $(LIBSOMAJ)
 	$(LN_SF) $(LIBSOMAJ) $(LIBSO)

 $(LIBSOMAJ): $(OBJSDLL)
 	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL)

 pngtest: pngtest.o $(LIBSO)
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

 pngtest-static: pngtest.o libpng.a
 	$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)

 test: pngtest pngtest-static
 	@echo ""
 	@echo "   Running pngtest dynamically linked with $(LIBSO):"
 	@echo ""
 	./pngtest
 	@echo ""
 	@echo "   Running pngtest statically linked with libpng.a:"
 	@echo ""
 	./pngtest-static

 install-headers: png.h pngconf.h
 	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
 	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
 	cp png.h pngconf.h $(DI)/$(LIBNAME)
 	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
 	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
 	-@$(RM_F) $(DI)/libpng
 	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)

 install-static: install-headers libpng.a
 	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 	cp libpng.a $(DL)/$(LIBNAME).a
 	chmod 644 $(DL)/$(LIBNAME).a
 	-@$(RM_F) $(DL)/libpng.a
 	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)

 install-shared: install-headers $(LIBSOMAJ) libpng.pc
 	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 	-@$(RM_F) $(DL)/$(LIBSO)
 	-@$(RM_F) $(DL)/$(LIBSOREL)
 	-@$(RM_F) $(DL)/$(OLDSO)
 	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
 	chmod 755 $(DL)/$(LIBSOREL)
 	(cd $(DL); \
 	$(LN_SF) $(LIBSOREL) $(LIBSO); \
 	$(LN_SF) $(LIBSO) $(OLDSO))

 	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
 	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
 	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
 	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
 	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
 	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)

 install-man: libpng.3 libpngpf.3 png.5
 	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
 	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
 	-@$(RM_F) $(DM)/man3/libpng.3
 	-@$(RM_F) $(DM)/man3/libpngpf.3
 	cp libpng.3 $(DM)/man3
 	cp libpngpf.3 $(DM)/man3
 	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
 	-@$(RM_F) $(DM)/man5/png.5
 	cp png.5 $(DM)/man5

 install-config: libpng-config
 	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
 	-@$(RM_F) $(DB)/libpng-config
 	-@$(RM_F) $(DB)/$(LIBNAME)-config
 	cp libpng-config $(DB)/$(LIBNAME)-config
 	chmod 755 $(DB)/$(LIBNAME)-config
 	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)

 install: install-static install-shared install-man install-config

 # If you installed in $(DESTDIR), test-installed won't work until you
 # move the library to its final location.  Use test-dd to test it
 # before then.

 test-dd:
 	echo
 	echo Testing installed dynamic shared library in $(DL).
 	$(CC) -I$(DI) -I$(ZLIBINC) \
 	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 	   -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
 	   -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
 	./pngtestd pngtest.png

 test-installed:
 	$(CC) -I$(ZLIBINC) \
 	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
 	   -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
 	./pngtesti pngtest.png

 clean:
 	$(RM_F) *.o libpng.a pngtest pngout.png libpng-config \
 	$(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
 	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
 	chmod a-w *.[ch35] $(DOCS) scripts/*

 # DO NOT DELETE THIS LINE -- make depend depends on it.

 png.o png.pic.o: png.h pngconf.h pngpriv.h
 pngerror.o pngerror.pic.o: png.h pngconf.h pngpriv.h
 pngrio.o pngrio.pic.o: png.h pngconf.h pngpriv.h
 pngwio.o pngwio.pic.o: png.h pngconf.h pngpriv.h
 pngmem.o pngmem.pic.o: png.h pngconf.h pngpriv.h
 pngset.o pngset.pic.o: png.h pngconf.h pngpriv.h
 pngget.o pngget.pic.o: png.h pngconf.h pngpriv.h
 pngread.o pngread.pic.o: png.h pngconf.h pngpriv.h
 pngrtran.o pngrtran.pic.o: png.h pngconf.h pngpriv.h
 pngrutil.o pngrutil.pic.o: png.h pngconf.h pngpriv.h
 pngtrans.o pngtrans.pic.o: png.h pngconf.h pngpriv.h
 pngwrite.o pngwrite.pic.o: png.h pngconf.h pngpriv.h
 pngwtran.o pngwtran.pic.o: png.h pngconf.h pngpriv.h
 pngwutil.o pngwutil.pic.o: png.h pngconf.h pngpriv.h
 pngpread.o pngpread.pic.o: png.h pngconf.h pngpriv.h

 pngtest.o: png.h pngconf.h
	# makefile for libpng.a and libpng14.so on Linux ELF with gcc
	# Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010 Greg Roelofs and
	# Glenn Randers-Pehrson
	# Copyright (C) 1996, 1997 Andreas Dilger
	#
	# This code is released under the libpng license.
	# For conditions of distribution and use, see the disclaimer
	# and license in png.h

	# Library name:
	LIBNAME = libpng14
	PNGMAJ = 14
	RELEASE = 5

	# Shared library names:
	LIBSO=$(LIBNAME).so
	LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
	LIBSOREL=$(LIBSOMAJ).$(RELEASE)
	OLDSO=libpng.so

	# Utilities:
	AR_RC=ar rc
	CC=gcc
	MKDIR_P=mkdir -p
	LN_SF=ln -sf
	RANLIB=ranlib
	RM_F=/bin/rm -f

	# where "make install" puts libpng14.a, libpng14.so*,
	# libpng14/png.h and libpng14/pngconf.h
	# Prefix must be a full pathname.
	prefix=/usr/local
	exec_prefix=$(prefix)

	# Where the zlib library and include files are located.
	#ZLIBLIB=/usr/local/lib
	#ZLIBINC=/usr/local/include
	ZLIBLIB=../zlib
	ZLIBINC=../zlib

	ALIGN=
	# for i386:
	#ALIGN=-malign-loops=2 -malign-functions=2

	WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
	-Wmissing-declarations -Wtraditional -Wcast-align \
	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion

	# for pgcc version 2.95.1, -O3 is buggy; don't use it.

	CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops \
	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

	LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng14 -lz -lm
	LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm

	INCPATH=$(prefix)/include
	LIBPATH=$(exec_prefix)/lib
	MANPATH=$(prefix)/man
	BINPATH=$(exec_prefix)/bin

	# 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=

	DB=$(DESTDIR)$(BINPATH)
	DI=$(DESTDIR)$(INCPATH)
	DL=$(DESTDIR)$(LIBPATH)
	DM=$(DESTDIR)$(MANPATH)

	OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
	pngwtran.o pngmem.o pngerror.o pngpread.o

	OBJSDLL = $(OBJS:.o=.pic.o)

	.SUFFIXES: .c .o .pic.o

	.c.pic.o:
	$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c

	all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config

	libpng.a: $(OBJS)
	$(AR_RC) $@ $(OBJS)
	$(RANLIB) $@

	libpng.pc:
	cat scripts/libpng.pc.in \| sed -e s!@prefix@!$(prefix)! \
	-e s!@exec_prefix@!$(exec_prefix)! \
	-e s!@libdir@!$(LIBPATH)! \
	-e s!@includedir@!$(INCPATH)! \
	-e s!-lpng14!-lpng14\ -lz\ -lm! > libpng.pc

	libpng-config:
	( cat scripts/libpng-config-head.in; \
	echo prefix=\"$(prefix)\"; \
	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
	echo L_opts=\"-L$(LIBPATH)\"; \
	echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
	echo libs=\"-lpng14 -lz -lm\"; \
	cat scripts/libpng-config-body.in ) > libpng-config
	chmod +x libpng-config

	$(LIBSO): $(LIBSOMAJ)
	$(LN_SF) $(LIBSOMAJ) $(LIBSO)

	$(LIBSOMAJ): $(OBJSDLL)
	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ) $(OBJSDLL)

	pngtest: pngtest.o $(LIBSO)
	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

	pngtest-static: pngtest.o libpng.a
	$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)

	test: pngtest pngtest-static
	@echo ""
	@echo " Running pngtest dynamically linked with $(LIBSO):"
	@echo ""
	./pngtest
	@echo ""
	@echo " Running pngtest statically linked with libpng.a:"
	@echo ""
	./pngtest-static

	install-headers: png.h pngconf.h
	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
	cp png.h pngconf.h $(DI)/$(LIBNAME)
	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
	-@$(RM_F) $(DI)/libpng
	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)

	install-static: install-headers libpng.a
	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	cp libpng.a $(DL)/$(LIBNAME).a
	chmod 644 $(DL)/$(LIBNAME).a
	-@$(RM_F) $(DL)/libpng.a
	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)

	install-shared: install-headers $(LIBSOMAJ) libpng.pc
	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	-@$(RM_F) $(DL)/$(LIBSO)
	-@$(RM_F) $(DL)/$(LIBSOREL)
	-@$(RM_F) $(DL)/$(OLDSO)
	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
	chmod 755 $(DL)/$(LIBSOREL)
	(cd $(DL); \
	$(LN_SF) $(LIBSOREL) $(LIBSO); \
	$(LN_SF) $(LIBSO) $(OLDSO))

	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)

	install-man: libpng.3 libpngpf.3 png.5
	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
	-@$(RM_F) $(DM)/man3/libpng.3
	-@$(RM_F) $(DM)/man3/libpngpf.3
	cp libpng.3 $(DM)/man3
	cp libpngpf.3 $(DM)/man3
	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
	-@$(RM_F) $(DM)/man5/png.5
	cp png.5 $(DM)/man5

	install-config: libpng-config
	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
	-@$(RM_F) $(DB)/libpng-config
	-@$(RM_F) $(DB)/$(LIBNAME)-config
	cp libpng-config $(DB)/$(LIBNAME)-config
	chmod 755 $(DB)/$(LIBNAME)-config
	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)

	install: install-static install-shared install-man install-config

	# If you installed in $(DESTDIR), test-installed won't work until you
	# move the library to its final location. Use test-dd to test it
	# before then.

	test-dd:
	echo
	echo Testing installed dynamic shared library in $(DL).
	$(CC) -I$(DI) -I$(ZLIBINC) \
	`$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
	-L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
	-o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
	./pngtestd pngtest.png

	test-installed:
	$(CC) -I$(ZLIBINC) \
	`$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
	-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
	-o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
	./pngtesti pngtest.png

	clean:
	$(RM_F) *.o libpng.a pngtest pngout.png libpng-config \
	$(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
	libpng.pc

	DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
	writelock:
	chmod a-w .[ch35] $(DOCS) scripts/

	# DO NOT DELETE THIS LINE -- make depend depends on it.

	png.o png.pic.o: png.h pngconf.h pngpriv.h
	pngerror.o pngerror.pic.o: png.h pngconf.h pngpriv.h
	pngrio.o pngrio.pic.o: png.h pngconf.h pngpriv.h
	pngwio.o pngwio.pic.o: png.h pngconf.h pngpriv.h
	pngmem.o pngmem.pic.o: png.h pngconf.h pngpriv.h
	pngset.o pngset.pic.o: png.h pngconf.h pngpriv.h
	pngget.o pngget.pic.o: png.h pngconf.h pngpriv.h
	pngread.o pngread.pic.o: png.h pngconf.h pngpriv.h
	pngrtran.o pngrtran.pic.o: png.h pngconf.h pngpriv.h
	pngrutil.o pngrutil.pic.o: png.h pngconf.h pngpriv.h
	pngtrans.o pngtrans.pic.o: png.h pngconf.h pngpriv.h
	pngwrite.o pngwrite.pic.o: png.h pngconf.h pngpriv.h
	pngwtran.o pngwtran.pic.o: png.h pngconf.h pngpriv.h
	pngwutil.o pngwutil.pic.o: png.h pngconf.h pngpriv.h
	pngpread.o pngpread.pic.o: png.h pngconf.h pngpriv.h

	pngtest.o: png.h pngconf.h