# Makefile.am:+
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#   Source file for Makefile.in (and hence Makefile)+
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#+
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# Makefile.am need only be changed on a major version number+
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# change (e.g. libpng12 --> libpng13).  In that case seach+
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# this file for every instance of the old base name (libpng12)+
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# and change to the new one (libpng13), then change the+
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# -version-number settings below so that the new values have+
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# the correct major part (first field).+
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+
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PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@+
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+
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# libpng does not follow GNU file name conventions+
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AUTOMAKE_OPTIONS = foreign+
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+
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# test programs - run on make check, make distcheck+
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check_PROGRAMS= pngtest+
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pngtest_SOURCES = pngtest.c+
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pngtest_LDADD = libpng12.la+
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TESTS = test-pngtest.sh+
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TESTS_ENVIRONMENT= srcdir=$(srcdir) +
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+
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# man pages+
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dist_man_MANS= libpng.3 libpngpf.3 png.5+
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+
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# generate the -config scripts if required+
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binconfigs= libpng12-config +
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EXTRA_SCRIPTS= libpng-config libpng12-config+
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bin_SCRIPTS= @binconfigs@+
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+
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# rules to build libpng, only build the old library on request+
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lib_LTLIBRARIES=libpng12.la @compatlib@+
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EXTRA_LTLIBRARIES= libpng.la+
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libpng12_la_SOURCES = png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \+
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	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \+
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	pngwtran.c pngmem.c pngerror.c pngpread.c \+
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	png.h pngconf.h+
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libpng_la_SOURCES = $(libpng12_la_SOURCES)+
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+
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libpng_la_CPPFLAGS = @LIBPNG_DEFINES@+
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libpng12_la_CPPFLAGS = @LIBPNG_DEFINES@+
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+
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# MAJOR UPGRADE: the version-number settings below must be changed.+
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libpng12_la_LDFLAGS = -no-undefined -export-dynamic \+
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	-version-number 0:@PNGLIB_RELEASE@:0+
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# -rpath is needed as automake doesn't know the directory+
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libpng_la_LDFLAGS = -rpath '$(libdir)' -no-undefined -export-dynamic \+
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	-version-number 3:@PNGLIB_RELEASE@:0+
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+
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if HAVE_LD_VERSION_SCRIPT+
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  # Versioned symbols and restricted exports+
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  libpng12_la_LDFLAGS += -Wl,--version-script=libpng.vers+
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  libpng12_la_DEPENDENCIES = libpng.vers+
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else+
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  # Only restricted exports when possible+
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  libpng12_la_LDFLAGS += -export-symbols libpng.sym+
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  libpng12_la_DEPENDENCIES = libpng.sym+
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endif+
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libpng_la_DEPENDENCIES = $(libpng12_la_DEPENDENCIES)+
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+
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# Avoid depending upon Character Ranges.+
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AN = '_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'+
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+
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#distribute headers in /usr/include/libpng/*+
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pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)+
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pkginclude_HEADERS= png.h pngconf.h+
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+
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# pkg-config stuff, note that libpng.pc is always required in order+
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# to get the correct library+
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pkgconfigdir = @pkgconfigdir@+
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pkgconfig_DATA = libpng12.pc+
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+
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#extra source distribution files.+
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EXTRA_DIST= \+
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	ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO \+
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	pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \+
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	${srcdir}/projects/cbuilder5/* \+
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	${srcdir}/projects/beos/* \+
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	${srcdir}/projects/visualc6/* \+
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	${srcdir}/projects/visualc71/* \+
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	${srcdir}/projects/wince.txt \+
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	${srcdir}/projects/netware.txt \+
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	${srcdir}/scripts/* \+
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	${srcdir}/contrib/gregbook/* \+
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	${srcdir}/contrib/pngminus/* \+
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	${srcdir}/contrib/pngsuite/* \+
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	${srcdir}/contrib/visupng/* \+
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	$(TESTS) \+
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	example.c libpng-1.2.29.txt pngvcrd.c +
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+
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CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers \+
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libpng.sym+
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+
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MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \+
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config.sub configure depcomp install-sh ltmain.sh missing+
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+
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$(PNGLIB_BASENAME).pc: libpng.pc+
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	cp libpng.pc $@+
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+
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$(PNGLIB_BASENAME)-config: libpng-config+
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	cp libpng-config $@+
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+
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libpng.sym: png.h pngconf.h+
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	rm -f $@ $@.new+
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	$(CPP) @LIBPNG_DEFINES@ $(CPPFLAGS) -DPNG_BUILDSYMS $(srcdir)/png.h | \+
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		$(SED) -n -e \+
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		's|^.*PNG_FUNCTION_EXPORT[ 	]*\([$(AN)]*\).*$$|$(SYMBOL_PREFIX)\1|p' \+
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		-e 's|^.*PNG_DATA_EXPORT[ 	]*\([$(AN)]*\).*$$|$(SYMBOL_PREFIX)\1|p' \+
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			>$@.new+
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	mv $@.new $@+
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+
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libpng.vers: libpng.sym+
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	rm -f $@ $@.new+
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	echo PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0 '{global:' > $@.new+
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	$(SED) s/$$/\;/ libpng.sym >> $@.new+
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	echo 'local: *; };' >> $@.new+
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	mv $@.new $@+
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+
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test: check+
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+
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# install the .../include headers as links to the new ones+
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install-data-hook:+
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	cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h+
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	cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/png.h png.h+
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	cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pngconf.h pngconf.h+
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	cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc+
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	cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc+
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+
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# do evil things to libpng to cause libpng12 to be used+
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install-exec-hook:+
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	cd $(DESTDIR)$(bindir); rm -f libpng-config+
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	cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config+
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	@set -x;\+
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	cd $(DESTDIR)$(libdir);\+
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	for ext in a la so sl dylib; do\+
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		rm -f libpng.$$ext;\+
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                if test -f $(PNGLIB_BASENAME).$$ext; then\+
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                       $(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\+
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                fi;\+
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	done+
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+
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uninstall-hook:+
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	cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h+
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	rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc+
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	rm -f $(DESTDIR)$(bindir)/libpng-config+
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	@if test -n "@compatlib@"; then\+
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		set -x;\+
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		cd $(DESTDIR)$(libdir);\+
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		for ext in a la so sl dylib; do\+
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			rm -f libpng.$$ext;\+
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		done;\+
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	fi+
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