145 lines
4.5 KiB
Makefile
145 lines
4.5 KiB
Makefile
# 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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PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@
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# libpng does not follow GNU file name conventions
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AUTOMAKE_OPTIONS = foreign
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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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# man pages
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dist_man_MANS= libpng.3 libpngpf.3 png.5
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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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# 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 libpng.sym libpng.vers
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BUILT_SOURCES = libpng.sym libpng.vers
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libpng_la_SOURCES = $(libpng12_la_SOURCES)
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# MAJOR UPGRADE: the version-number settings below must be changed.
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libpng12_la_LDFLAGS = -no-undefined -export-dynamic \
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-version-number 0:@PNGLIB_MINOR@:0
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# -rpath is needed as automake doesn't know the directory
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libpng_la_LDFLAGS = -rpath '$(libdir)' -no-undefined -export-dynamic \
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-version-number 3:@PNGLIB_MINOR@:0
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libpng12_la_LIBADD = @PNG_LIBS@
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libpng_la_LIBADD = @PNG_LIBS@
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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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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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endif
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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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# 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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#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.txt pnggccrd.c pngvcrd.c
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CLEANFILES= pngout.png libpng12.pc libpng12-config libpng.vers libpng.sym
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$(PNGLIB_BASENAME).pc: libpng.pc
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cp libpng.pc $@
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$(PNGLIB_BASENAME)-config: libpng-config
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cp libpng-config $@
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libpng.sym: png.h pngconf.h
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rm -f $@
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$(CPP) $(CPPFLAGS) -DPNG_BUILDSYMS -DPNG_INTERNAL $(srcdir)/png.h | \
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$(AWK) -F '[\t [\\]();]' '{ \
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for (i=1;i+2<=NF;++i)\
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if ($$(i)=="PNG_FUNCTION_EXPORT" && $$(i+2)=="END")\
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print $$(i+1) ;\
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for (i=1;i+1<=NF;++i)\
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if ($$(i)=="PNG_DATA_EXPORT")\
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print $$(i+1) ;\
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}' > $@.new
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mv $@.new $@
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libpng.vers: libpng.sym
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rm -f $@
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$(ECHO) PNG12_0 '{global:' > $@.new
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$(SED) s/$$/\;/ $< >> $@.new
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$(ECHO) 'local: *; };' >> $@.new
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mv $@.new $@
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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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# do evil things to libpng to cause libpng12 to be used, if
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# the compat library is not being built do nothing.
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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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@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; do\
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rm -f libpng.$$ext;\
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$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
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done;\
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fi
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uninstall-hook:
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cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h
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rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc
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rm -f $(DESTDIR)$(bindir)/libpng-config
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@if test -n "@compatlib@"; then\
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set -x;\
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cd $(DESTDIR)$(libdir);\
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for ext in a la so; do\
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rm -f libpng.$$ext;\
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done;\
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fi
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