# makefile for libpng on DEC Alpha Unix
-# Copyright (C) 2000-2002 Glenn Randers-Pehrson
+# Copyright (C) 2000-2002, 2006, 2010-2011 Glenn Randers-Pehrson
# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-# For conditions of distribution and use, see copyright notice in png.h
+#
+# This code is released under the libpng license.
+# For conditions of distribution and use, see the disclaimer
+# and license in png.h
+
+# Library name:
+PNGMAJ = 15
+LIBNAME = libpng15
+
+# Shared library names:
+LIBSO=$(LIBNAME).so
+LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
+LIBSOREL=$(LIBSOMAJ).$(RELEASE)
+OLDSO=libpng.so
+
+# Utilities:
+AR_RC=ar rc
+CC=cc
+MKDIR_P=mkdir
+LN_SF=ln -f -s
+RANLIB=ranlib
+RM_F=/bin/rm -f
# where make install puts libpng.a and png.h
prefix=/usr/local
+exec_prefix=$(prefix)
INCPATH=$(prefix)/include
-LIBPATH=$(prefix)/lib
+LIBPATH=$(exec_prefix)/lib
MANPATH=$(prefix)/man
-BINPATH=$(prefix)/bin
+BINPATH=$(exec_prefix)/bin
# override DESTDIR= on the make install command line to easily support
# installing into a temporary location. Example:
ZLIBLIB=../zlib
ZLIBINC=../zlib
-PNGMAJ = 0
-PNGMIN = 1.2.6
-PNGVER = $(PNGMAJ).$(PNGMIN)
-LIBNAME = libpng12
-
-CC=cc
CFLAGS=-std -w1 -I$(ZLIBINC) -O # -g -DPNG_DEBUG=1
LDFLAGS=-L$(ZLIBLIB) -rpath $(ZLIBLIB) libpng.a -lz -lm
-#RANLIB=echo
-RANLIB=ranlib
-
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
-all: $(LIBNAME).so libpng.a pngtest libpng.pc libpng-config
+all: $(LIBSO) libpng.a pngtest libpng.pc libpng-config
+
+# see scripts/pnglibconf.mak for more options
+pnglibconf.h: scripts/pnglibconf.h.prebuilt
+ cp scripts/pnglibconf.h.prebuilt $@
libpng.a: $(OBJS)
- ar rc $@ $(OBJS)
+ $(AR_RC) $@ $(OBJS)
$(RANLIB) $@
libpng.pc:
- cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > 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!-lpng15!-lpng15\ -lz\ -lm! > libpng.pc
libpng-config:
( cat scripts/libpng-config-head.in; \
echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
echo ccopts=\"-std\"; \
echo L_opts=\"-L$(LIBPATH)\"; \
- echo libs=\"-lpng12 -lz -lm\"; \
+ echo libs=\"-lpng15 -lz -lm\"; \
cat scripts/libpng-config-body.in ) > libpng-config
chmod +x libpng-config
-$(LIBNAME).so: $(LIBNAME).so.$(PNGMAJ)
- ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so
-
-$(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
- ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)
-
-$(LIBNAME).so.$(PNGVER): $(OBJS)
- $(CC) -shared -o $@ $(OBJS) -L$(ZLIBLIB) \
- -soname $(LIBNAME).so.$(PNGMAJ)
+$(LIBSO): $(LIBSOMAJ)
+ $(LN_SF) $(LIBSOMAJ) $(LIBSO)
-libpng.so.3.$(PNGMIN): $(OBJS)
+$(LIBSOMAJ): $(OBJS)
$(CC) -shared -o $@ $(OBJS) -L$(ZLIBLIB) \
- -soname libpng.so.3
+ -soname $(LIBSOMAJ)
pngtest: pngtest.o libpng.a
$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
test: pngtest
./pngtest
-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
+install-headers: png.h pngconf.h pnglibconf.h
+ -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
+ -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
+ cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME)
+ chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h
+ -@/bin/rm -f $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h
-@/bin/rm -f $(DI)/libpng
- (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .)
+ (cd $(DI); $(LN_SF)(LIBNAME) libpng; $(LN_SF)(LIBNAME)/* .)
install-static: install-headers libpng.a
- -@if [ ! -d $(DL) ]; then mkdir $(DL); fi
+ -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(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)(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 $(DL); \
- ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
- ln -f -s 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
+ $(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)
+ (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
+ -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
+ -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(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
+ -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(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
+ -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(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)
+ (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.
+# 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).
+ $(CC) -w1 -I$(DI) -I$(ZLIBINC) \
+ `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
+ -L$(DL) -L$(ZLIBLIB) -R$(ZLIBLIB) -R$(DL) \
+ -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
+ ./pngtestd pngtest.png
test-installed:
echo
echo Testing installed dynamic shared library.
$(CC) -w1 -I$(ZLIBINC) \
- `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+ `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
-L$(ZLIBLIB) -R$(ZLIBLIB) \
- -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
+ -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
./pngtesti pngtest.png
clean:
/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
- libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
- libpng.so.3.$(PNGMIN) \
- libpng.pc
+ libpng-config $(LIBSO) $(LIBSOMAJ)* \
+ libpng.pc pnglibconf.h
# DO NOT DELETE THIS LINE -- make depend depends on it.
-png.o: png.h pngconf.h
-pngerror.o: png.h pngconf.h
-pngrio.o: png.h pngconf.h
-pngwio.o: png.h pngconf.h
-pngmem.o: png.h pngconf.h
-pngset.o: png.h pngconf.h
-pngget.o: png.h pngconf.h
-pngread.o: png.h pngconf.h
-pngrtran.o: png.h pngconf.h
-pngrutil.o: png.h pngconf.h
-pngtest.o: png.h pngconf.h
-pngtrans.o: png.h pngconf.h
-pngwrite.o: png.h pngconf.h
-pngwtran.o: png.h pngconf.h
-pngwutil.o: png.h pngconf.h
-pngpread.o: png.h pngconf.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
+pngrio.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
+pngmem.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
+pngget.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
+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
+pngtrans.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
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
+
+pngtest.o: png.h pngconf.h pnglibconf.h