-# makefile for libpng
+# makefile for libpng.a and libpng12.so, SGI IRIX with 'cc'
+# Copyright (C) 2001-2002 Glenn Randers-Pehrson
# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
# For conditions of distribution and use, see copyright notice in png.h
+LIBNAME=libpng12
+PNGMAJ = 0
+PNGMIN = 1.2.7
+PNGVER = $(PNGMAJ).$(PNGMIN)
+
+# Where make install puts libpng.a, libpng12.so, and libpng12/png.h
+# Prefix must be a full pathname.
+
+prefix=/usr/local
+
# Where the zlib library and include files are located
+#ZLIBLIB=/usr/local/lib32
+#ZLIBINC=/usr/local/include
#ZLIBLIB=/usr/local/lib
#ZLIBINC=/usr/local/include
ZLIBLIB=../zlib
CC=cc
-CFLAGS=-I$(ZLIBINC) -O -fullwarn # -g -DPNG_DEBUG=1
-LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
+# ABI can be blank to use default for your system, -32, -o32, -n32, or -64
+# See "man abi". zlib must be built with the same ABI.
+ABI=
+
+WARNMORE=-fullwarn
+# Note: -KPIC is the default anyhow
+#CFLAGS= $(ABI) -I$(ZLIBINC) -O $(WARNMORE) -KPIC -DPNG_USE_PNGGCCRD # -g -DPNG_DEBUG=5
+CFLAGS=$(ABI) -I$(ZLIBINC) -O $(WARNMORE) -DPNG_USE_PNGGCCRD \
+ -DPNG_NO_ASSEMBLER_CODE
+LDFLAGS_A=$(ABI) -L. -L$(ZLIBLIB) -lpng12 -lz -lm
+LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
+LDSHARED=cc $(ABI) -shared -soname $(LIBNAME).so.$(PNGMAJ) \
+ -set_version sgi$(PNGMAJ).0
+LDLEGACY=cc $(ABI) -shared -soname libpng.so.3 \
+ -set_version sgi$3.0
+# See "man dso" for info about shared objects
RANLIB=echo
#RANLIB=ranlib
-# where make install puts libpng.a and png.h
-prefix=/usr/local
+INCPATH=$(prefix)/include
+LIBPATH=$(prefix)/lib
+#LIBPATH=$(prefix)/lib32
+MANPATH=$(prefix)/man
+BINPATH=$(prefix)/bin
-OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
+# 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 = pnggccrd.o 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
-all: libpng.a pngtest
+all: libpng.a pngtest shared libpng.pc libpng-config
libpng.a: $(OBJS)
- ar rc $@ $(OBJS)
+ ar rc $@ $(OBJS)
$(RANLIB) $@
+shared: $(LIBNAME).so.$(PNGVER)
+
+libpng.pc:
+ cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc
+
+libpng-config:
+ ( cat scripts/libpng-config-head.in; \
+ echo prefix=\"$(prefix)\"; \
+ echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+ echo cppflags=\"-DPNG_USE_PNGGCCRD -DPNG_NO_ASSEMBLER_CODE\"; \
+ echo ccopts=\"$(ABI)\"; \
+ echo ldopts=\"$(ABI)\"; \
+ echo L_opts=\"-L$(LIBPATH)\"; \
+ echo libdir=\"$(LIBPATH)\"; \
+ echo libs=\"-lpng12 -lz -lm\"; \
+ cat scripts/libpng-config-body.in ) > libpng-config
+ chmod +x libpng-config
+
+$(LIBNAME).so: $(LIBNAME).so.$(PNGMAJ)
+ ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so
+
+$(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
+ ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)
+
+$(LIBNAME).so.$(PNGVER): $(OBJS)
+ $(LDSHARED) -o $@ $(OBJS)
+ rm -f $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)
+
+libpng.so.3.$(PNGMIN): $(OBJS)
+ $(LDLEGACY) -o $@ $(OBJS)
+
pngtest: pngtest.o libpng.a
$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
test: pngtest
+ echo
+ echo Testing local static library.
./pngtest
-install: libpng.a
- -@mkdir $(prefix)/include
- -@mkdir $(prefix)/lib
- cp png.h $(prefix)/include
- cp pngconf.h $(prefix)/include
- chmod 644 $(prefix)/include/png.h
- chmod 644 $(prefix)/include/pngconf.h
- cp libpng.a $(prefix)/lib
- chmod 644 $(prefix)/lib/libpng.a
+install-headers: png.h pngconf.h
+ -@if [ ! -d $(DI) ]; then mkdir $(DI); fi
+ -@if [ ! -d $(DI)/$(LIBNAME) ]; then mkdir $(DI)/$(LIBNAME); fi
+ cp png.h pngconf.h $(DI)/$(LIBNAME)
+ chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
+ -@/bin/rm -f $(DI)/png.h $(DI)/pngconf.h
+ -@/bin/rm -f $(DI)/libpng
+ (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .)
+
+install-static: install-headers libpng.a
+ -@if [ ! -d $(DL) ]; then mkdir $(DL); fi
+ cp libpng.a $(DL)/$(LIBNAME).a
+ chmod 644 $(DL)/$(LIBNAME).a
+ -@/bin/rm -f $(DL)/libpng.a
+ (cd $(DL); ln -sf $(LIBNAME).a libpng.a)
+
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+ libpng.so.3.$(PNGMIN)
+ -@if [ ! -d $(DL) ]; then mkdir $(DL); fi
+ -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+ -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
+ -@/bin/rm -f $(DL)/libpng.so
+ -@/bin/rm -f $(DL)/libpng.so.3
+ -@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
+ cp $(LIBNAME).so.$(PNGVER) $(DL)
+ cp libpng.so.3.$(PNGMIN) $(DL)
+ chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+ chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
+ (cd $(DL); \
+ ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
+ ln -sf libpng.so.3 libpng.so; \
+ ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
+ ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
+ -@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
+ -@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc
+ -@/bin/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 $(DM); fi
+ -@if [ ! -d $(DM)/man3 ]; then mkdir $(DM)/man3; fi
+ -@/bin/rm -f $(DM)/man3/libpng.3
+ -@/bin/rm -f $(DM)/man3/libpngpf.3
+ cp libpng.3 $(DM)/man3
+ cp libpngpf.3 $(DM)/man3
+ -@if [ ! -d $(DM)/man5 ]; then mkdir $(DM)/man5; fi
+ -@/bin/rm -f $(DM)/man5/png.5
+ cp png.5 $(DM)/man5
+
+install-config: libpng-config
+ -@if [ ! -d $(DB) ]; then mkdir $(DB); fi
+ -@/bin/rm -f $(DB)/libpng-config
+ -@/bin/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)/libpng12-config --cflags` pngtest.c \
+ -L$(DL) -L$(ZLIBLIB) \
+ -rpath $(ZLIBLIB):$(DL) \
+ -o pngtestd `$(BINPATH)/libpng12-config --ldflags`
+ ./pngtestd pngtest.png
+
+test-installed:
+ echo
+ echo Testing installed dynamic shared library.
+ $(CC) -I$(ZLIBINC) \
+ `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+ -L$(ZLIBLIB) \
+ -rpath $(ZLIBLIB):`$(BINPATH)/libpng12-config --libdir` \
+ -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
+ ./pngtesti pngtest.png
clean:
- rm -f *.o libpng.a pngtest pngout.png
+ rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc libpng-config \
+ $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+ libpng.so.3.$(PNGMIN) \
+ so_locations
+
+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.
pngwtran.o: png.h pngconf.h
pngwutil.o: png.h pngconf.h
pngpread.o: png.h pngconf.h
+pnggccrd.o: png.h pngconf.h