# Makefile.am:

# Source file for Makefile.in (and hence Makefile)

#

PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@

# libpng does not follow GNU file name conventions

# "color-tests" requires automake 1.11.1 or later. Enable it if you like,

# to get red "FAIL" and green "PASS" notations during tests.

# AUTOMAKE_OPTIONS = foreign color-tests

AUTOMAKE_OPTIONS = foreign

# test programs - run on make check, make distcheck

TESTS_ENVIRONMENT= srcdir=$(srcdir)

check_PROGRAMS= pngtest

pngtest_SOURCES = pngtest.c

pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la

TESTS = test-pngtest.sh

# Only do the following if the contrib directory is present.

check_PROGRAMS+= pngvalid

pngvalid_SOURCES = contrib/libtests/pngvalid.c

pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la

TESTS += test-pngvalid-simple.sh test-pngvalid-full.sh

# man pages

dist_man_MANS= libpng.3 libpngpf.3 png.5

# generate the -config scripts if required

binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config

EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config

bin_SCRIPTS= @binconfigs@

# rules to build libpng, only build the old library on request

lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la

# EXTRA_LTLIBRARIES= libpng.la

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\

pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\

pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\

png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa

if PNG_ARM_NEON

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/filter_neon.S

endif

nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_CPPFLAGS = @LIBPNG_DEFINES@

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \

-version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0

if HAVE_LD_VERSION_SCRIPT

# Versioned symbols and restricted exports

if HAVE_SOLARIS_LD

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers

else

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers

endif

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers

else

# Only restricted exports when possible

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym

endif

#distribute headers in /usr/include/libpng/*

pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)

pkginclude_HEADERS= png.h pngconf.h

nodist_pkginclude_HEADERS= pnglibconf.h

# pkg-config stuff, note that libpng.pc is always required in order

# to get the correct library

pkgconfigdir = @pkgconfigdir@

pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc

#extra source distribution files.

EXTRA_DIST= \

ANNOUNCE CHANGES INSTALL LICENSE README TODO \

pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \

${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \

$(TESTS) \

CMakeLists.txt example.c libpng-manual.txt

SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk scripts/pnglibconf.dfn

CLEANFILES= dfn.c dfn?.out pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \

libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \

check.new pnglibconf.* symbols.new pngtest-log.txt \

$(SCRIPT_CLEANFILES)

MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \

config.sub configure depcomp install-sh ltmain.sh missing

# DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe

# other operating systems (NeXT?) the C preprocessor selected by configure

# checks input tokens for validity - effectively it performs part of the ANSI-C

# parsing - and therefore fails with the .df files. configure.ac has special

# checks for this and sets DFNCPP appropriately.

DFNCPP = @DFNCPP@

SUFFIXES = .chk .dfn .out

$(PNGLIB_BASENAME).pc: libpng.pc

cp libpng.pc $@

$(PNGLIB_BASENAME)-config: libpng-config

cp libpng-config $@

scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h

scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt

libpng.sym: scripts/sym.out

rm -f $@

cp $? $@

libpng.vers: scripts/vers.out

rm -f $@

cp $? $@

pnglibconf.h: pnglibconf.out

rm -f $@

cp $? $@

$(srcdir)/scripts/pnglibconf.h.prebuilt:

@echo "Attempting to build $@" >&2

@echo "This is a machine generated file, but if you want to make" >&2

@echo "a new one simply make 'scripts/pnglibconf.out' and copy that" >&2

@exit 1

# The following is necessary to ensure that the local pnglibconf.h is used, not

# an installed one (this can happen immediately after on a clean system if

# 'make test' is the first thing the user does.)

contrib/libtests/pngvalid.o pngtest.o: pnglibconf.h

# We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually

# be built with PNG_USE_READ_MACROS; this prevents the read macros from

# interfering with the symbol file format.

SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\

-DPNGLIB_VERSION='@PNGLIB_VERSION@'\

-DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\

-DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE

.dfn.out:

rm -f $@ dfn.c dfn?.out

test -d scripts || mkdir scripts

echo '#include "$<"' >dfn.c

$(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) @LIBPNG_DEFINES@\

$(CPPFLAGS) $(SYMBOL_CFLAGS) dfn.c > dfn1.out

$(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\

dfn1.out >dfn2.out

$(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' dfn2.out >dfn3.out

rm -f dfn.c dfn[12].out

mv dfn3.out $@

# The .dfn file for pnglibconf.h is machine generated

pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)

rm -f $@ dfn?.out

$(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out version=search\

${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\

${srcdir}/pngusr.dfa $(DFA_XTRA) 1>&2

$(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2

rm dfn1.out

mv dfn2.out $@

# Symbol checks (.def and .out files should match)

scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out

.out.chk:

rm -f $@ symbols.new

$(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\

$< >&2

mv symbols.new $@

# used on demand to regenerate the standard header, CPPFLAGS should

# be empty - no non-standard defines

scripts/pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h

rm -f $@ dfn?.out

test -z "$(CPPFLAGS)"

echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\

$(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out logunsupported=1

version=search ${srcdir}/pngconf.h -\

${srcdir}/scripts/pnglibconf.dfa 1>&2

$(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2

rm dfn1.out

mv dfn2.out $@

$(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \

pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h

test: check-am

# Extra checks

check: scripts/symbols.chk

# Don't distribute the generated script files

dist-hook:

cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)

# install the .../include headers as links to the new ones

install-data-hook:

cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h

cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/png.h png.h

cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pngconf.h \

pngconf.h

cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pnglibconf.h \

pnglibconf.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 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ 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 so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@ sl dylib dll.a; do\

rm -f libpng.$$ext;\

if test -f $(PNGLIB_BASENAME).$$ext; then\

$(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\

fi;\

done

uninstall-hook:

cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h

rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc

rm -f $(DESTDIR)$(bindir)/libpng-config

rm -f $(DESTDIR)$(libdir)/libpng.a

rm -f $(DESTDIR)$(libdir)/libpng.la

rm -f $(DESTDIR)$(libdir)/libpng.dll.a