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SUMMARY = "PNG image format decoding library"
HOMEPAGE = "http://www.libpng.org/"
SECTION = "libs"
LICENSE = "Libpng"
LIC_FILES_CHKSUM = "file://LICENSE;md5=b0085051bf265bac2bfc38bc89f50000\
                    file://png.h;endline=144;md5=8acd23d544623816b097e07be0139509\
                    "
DEPENDS = "zlib"

LIBV = "16"

SRC_URI = "${SOURCEFORGE_MIRROR}/project/${BPN}/${BPN}${LIBV}/${PV}/${BP}.tar.xz"
SRC_URI[md5sum] = "015e8e15db1eecde5f2eb9eb5b6e59e9"
SRC_URI[sha256sum] = "505e70834d35383537b6491e7ae8641f1a4bed1876dbfe361201fc80868d88ca"

MIRRORS += "${SOURCEFORGE_MIRROR}/project/${BPN}/${BPN}${LIBV}/${PV}/ ${SOURCEFORGE_MIRROR}/project/${BPN}/${BPN}${LIBV}/older-releases/${PV}/"

UPSTREAM_CHECK_URI = "http://libpng.org/pub/png/libpng.html"

BINCONFIG = "${bindir}/libpng-config ${bindir}/libpng16-config"

inherit autotools binconfig-disabled pkgconfig

# Work around missing symbols
EXTRA_OECONF_append_class-target = " ${@bb.utils.contains("TUNE_FEATURES", "neon", "--enable-arm-neon=on", "--enable-arm-neon=off" ,d)}"

PACKAGES =+ "${PN}-tools"

FILES_${PN}-tools = "${bindir}/png-fix-itxt ${bindir}/pngfix ${bindir}/pngcp"

BBCLASSEXTEND = "native nativesdk"

# CVE-2019-17371 is actually a memory leak in gif2png 2.x
CVE_CHECK_WHITELIST += "CVE-2019-17371"