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## $Id$
## Proxy Makefile.am to build libpng for TeX Live.
##
## Copyright 2016-2020 Karl Berry <tex-live@tug.org>
## Copyright 2009-2015 Peter Breitenlohner <tex-live@tug.org>
##
## This file is free software; the copyright holder
## gives unlimited permission to copy and/or distribute it,
## with or without modifications, as long as this notice is preserved.
## We want to re-distribute the whole libpng source tree.
EXTRA_DIST = $(LIBPNG_TREE)
## Changes applied to the original source tree
EXTRA_DIST += TLpatches
# Files not to be distributed
include $(srcdir)/../../am/dist_hook.am
NEVER_NAMES += $(NEVER_NAMES_SUB)
SUBDIRS = . include
AM_CPPFLAGS = -I$(top_srcdir)/$(LIBPNG_TREE) $(ZLIB_INCLUDES) \
$(LIBPNG_DEFINES)
AM_CFLAGS = $(VISIBILITY_CFLAGS) $(WARNING_CFLAGS)
noinst_LIBRARIES=libpng.a
nodist_libpng_a_SOURCES = \
@LIBPNG_TREE@/png.c \
@LIBPNG_TREE@/pngerror.c \
@LIBPNG_TREE@/pngget.c \
@LIBPNG_TREE@/pngmem.c \
@LIBPNG_TREE@/pngpread.c \
@LIBPNG_TREE@/pngread.c \
@LIBPNG_TREE@/pngrio.c \
@LIBPNG_TREE@/pngrtran.c \
@LIBPNG_TREE@/pngrutil.c \
@LIBPNG_TREE@/pngset.c \
@LIBPNG_TREE@/pngtrans.c \
@LIBPNG_TREE@/pngwio.c \
@LIBPNG_TREE@/pngwrite.c \
@LIBPNG_TREE@/pngwtran.c \
@LIBPNG_TREE@/pngwutil.c
if PNG_ARM_NEON
nodist_libpng_a_SOURCES += @LIBPNG_TREE@/arm/arm_init.c\
@LIBPNG_TREE@/arm/filter_neon.S @LIBPNG_TREE@/arm/filter_neon_intrinsics.c \
@LIBPNG_TREE@/arm/palette_neon_intrinsics.c
endif
if PNG_POWERPC_VSX
nodist_libpng_a_SOURCES += @LIBPNG_TREE@/powerpc/powerpc_init.c\
@LIBPNG_TREE@/powerpc/filter_vsx_intrinsics.c
endif
$(libpng_a_OBJECTS): config.force
## Tests
AM_TESTS_ENVIRONMENT = LIBPNG_TREE=$(LIBPNG_TREE); export LIBPNG_TREE;
if build
TESTS = libpng.test
check_PROGRAMS = pngtest
dist_check_SCRIPTS = libpng.test
endif build
libpng.log: pngtest$(EXEEXT)
CLEANFILES = pngout.png
nodist_pngtest_SOURCES = @LIBPNG_TREE@/pngtest.c
pngtest_LDADD = libpng.a $(ZLIB_LIBS)
## Rebuild zlib
@ZLIB_RULE@
# Reconfig
reconfig_prereq = $(ZLIB_DEPEND)
DISTCLEANFILES =
include $(srcdir)/../../am/reconfig.am
# Rebuild
rebuild_prereq =
rebuild_target = all
include $(srcdir)/../../am/rebuild.am
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