libpng/Makefile.am
2009-04-06 16:09:22 -05:00

152 lines
4.8 KiB
Makefile

# Makefile.am:
# Source file for Makefile.in (and hence Makefile)
#
# Makefile.am need only be changed on a major version number
# change (e.g. libpng12 --> libpng13). In that case seach
# this file for every instance of the old base name (libpng12)
# and change to the new one (libpng13), then change the
# -version-number settings below so that the new values have
# the correct major part (first field).
PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@
# libpng does not follow GNU file name conventions
AUTOMAKE_OPTIONS = foreign
# test programs - run on make check, make distcheck
check_PROGRAMS= pngtest
pngtest_SOURCES = pngtest.c
pngtest_LDADD = libpng14.la
TESTS = test-pngtest.sh
TESTS_ENVIRONMENT= srcdir=$(srcdir)
# man pages
dist_man_MANS= libpng.3 libpngpf.3 png.5
# generate the -config scripts if required
binconfigs= libpng14-config
EXTRA_SCRIPTS= libpng-config libpng14-config
bin_SCRIPTS= @binconfigs@
# rules to build libpng, only build the old library on request
lib_LTLIBRARIES=libpng14.la @compatlib@
EXTRA_LTLIBRARIES= libpng.la
libpng14_la_SOURCES = png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c pnggccrd.c \
png.h pngconf.h pngintrn.h
libpng_la_SOURCES = $(libpng14_la_SOURCES)
libpng_la_CPPFLAGS = @LIBPNG_DEFINES@
libpng14_la_CPPFLAGS = @LIBPNG_DEFINES@
# MAJOR UPGRADE: the version-number settings below must be changed.
libpng14_la_LDFLAGS = -no-undefined -export-dynamic \
-version-number 1:@PNGLIB_MINOR@:0
# -rpath is needed as automake doesn't know the directory
libpng_la_LDFLAGS = -rpath '$(libdir)' -no-undefined -export-dynamic \
-version-number 14:@PNGLIB_MINOR@:0
if HAVE_LD_VERSION_SCRIPT
# Versioned symbols and restricted exports
libpng14_la_LDFLAGS += -Wl,--version-script=libpng.vers
libpng14_la_DEPENDENCIES = libpng.vers
else
# Only restricted exports when possible
libpng14_la_LDFLAGS += -export-symbols libpng.sym
libpng14_la_DEPENDENCIES = libpng.sym
endif
libpng_la_DEPENDENCIES = $(libpng14_la_DEPENDENCIES)
#distribute headers in /usr/include/libpng/*
pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
pkginclude_HEADERS= png.h pngconf.h
# pkg-config stuff, note that libpng.pc is always required in order
# to get the correct library
pkgconfigdir = @pkgconfigdir@
pkgconfig_DATA = libpng14.pc
#extra source distribution files.
EXTRA_DIST= \
ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO \
pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
${srcdir}/projects/cbuilder5/* \
${srcdir}/projects/beos/* \
${srcdir}/projects/visualc6/* \
${srcdir}/projects/visualc71/* \
${srcdir}/projects/wince.txt \
${srcdir}/projects/netware.txt \
${srcdir}/scripts/* \
${srcdir}/contrib/gregbook/* \
${srcdir}/contrib/pngminus/* \
${srcdir}/contrib/pngsuite/* \
${srcdir}/contrib/visupng/* \
$(TESTS) \
example.c libpng.txt pngvcrd.c
CLEANFILES= pngout.png libpng14.pc libpng14-config libpng.vers libpng.sym
pngconf.h.in:
cat pngconf.h > pngconf.h.in
pngconf.h: pngconf.h.in
sed "/Makefile-supplied defines go here:/q" pngconf.h.in > pngconf.h
@if test -n "@LIBPNG_NO_MMX@"; then \
echo "#define PNG_NO_MMX_CODE" >> pngconf.h; \
fi
sed "1,/Makefile-supplied defines go here:/d" pngconf.h.in >> pngconf.h
$(PNGLIB_BASENAME).pc: libpng.pc
cp libpng.pc $@
$(PNGLIB_BASENAME)-config: libpng-config
cp libpng-config $@
libpng.sym: png.h pngconf.h
rm -f $@ $@.new
$(CPP) @LIBPNG_DEFINES@ $(CPPFLAGS) -DPNG_BUILDSYMS $(srcdir)/png.h | \
$(SED) -n -e \
's|^.*PNG_FUNCTION_EXPORT[ ]*\([a-zA-Z0-9_]*\).*$$|\1|p' \
-e 's|^.*PNG_DATA_EXPORT[ ]*\([a-zA-Z0-9_]*\).*$$|\1|p' \
>$@.new
mv $@.new $@
libpng.vers: libpng.sym
rm -f $@ $@.new
$(ECHO) PNG@PNGLIB_MAJOR@_0 '{global:' > $@.new
$(SED) s/$$/\;/ libpng.sym >> $@.new
$(ECHO) 'local: *; };' >> $@.new
mv $@.new $@
# install the .../include headers as links to the new ones
install-data-hook:
cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h
cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/png.h png.h
cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pngconf.h pngconf.h
cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc
cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
# do evil things to libpng to cause libpng14 to be used
install-exec-hook:
cd $(DESTDIR)$(bindir); rm -f libpng-config
cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
@set -x;\
cd $(DESTDIR)$(libdir);\
for ext in a la so; do\
rm -f libpng.$$ext;\
$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
done
uninstall-hook:
cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h
rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc
rm -f $(DESTDIR)$(bindir)/libpng-config
@if test -n "@compatlib@"; then\
set -x;\
cd $(DESTDIR)$(libdir);\
for ext in a la so; do\
rm -f libpng.$$ext;\
done;\
fi