# GnuTLS

GNUTLS_MAJVERSION := 3.8
GNUTLS_VERSION := $(GNUTLS_MAJVERSION).13
GNUTLS_URL := $(GNUGPG)/gnutls/v$(GNUTLS_MAJVERSION)/gnutls-$(GNUTLS_VERSION).tar.xz

# nettle/gmp can't be used with the LGPLv2 license
ifdef GPL
GNUTLS_PKG=1
else
ifdef GNUV3
GNUTLS_PKG=1
endif
endif

ifdef BUILD_NETWORK
ifndef HAVE_DARWIN_OS
ifdef GNUTLS_PKG
PKGS += gnutls
endif
endif
endif
ifeq ($(call need_pkg,"gnutls >= 3.5.0"),)
PKGS_FOUND += gnutls
endif

$(TARBALLS)/gnutls-$(GNUTLS_VERSION).tar.xz:
 $(call download_pkg,$(GNUTLS_URL),gnutls)

.sum-gnutls: gnutls-$(GNUTLS_VERSION).tar.xz

gnutls: gnutls-$(GNUTLS_VERSION).tar.xz .sum-gnutls
 $(UNPACK)
 $(call update_autoconfig,build-aux)
 # disable the dllimport in static linking (pkg-config --static doesn't handle Cflags.private)
 sed -i.orig -e s/"_SYM_EXPORT __declspec(dllimport)"/"_SYM_EXPORT"/g $(UNPACK_DIR)/lib/includes/gnutls/gnutls.h.in

 # backport build fix for some Apple targets
 $(APPLY) $(SRC)/gnutls/0001-Fix-CRAU_MAYBE_UNUSED-definition-for-old-compilers.patch
 # use CreateFile2 in Win8 as CreateFileW is forbidden in UWP
 $(APPLY) $(SRC)/gnutls/0001-Use-CreateFile2-in-UWP-builds.patch

 $(MOVE)

GNUTLS_CONF := \
 --disable-gtk-doc \
 --without-p11-kit \
 --disable-cxx \
 --disable-srp-authentication \
 --disable-anon-authentication \
 --disable-openssl-compatibility \
 --disable-guile \
 --disable-nls \
 --without-libintl-prefix \
 --disable-doc \
 --disable-tools \
 --disable-tests \
 --with-included-libtasn1 \
 --with-included-unistring

DEPS_gnutls = nettle $(DEPS_nettle)
ifdef HAVE_WINSTORE
# gnulib uses GetFileInformationByHandle / SecureZeroMemory
DEPS_gnutls += alloweduwp $(DEPS_alloweduwp)
endif

ifdef HAVE_WIN32
 GNUTLS_CONF += --without-idn
ifeq ($(ARCH),aarch64)
 # Gnutls' aarch64 assembly unconditionally uses ELF specific directives
 GNUTLS_CONF += --disable-hardware-acceleration
endif
endif

.gnutls: gnutls
 $(MAKEBUILDDIR)
 $(MAKECONFIGURE) $(GNUTLS_CONF)
ifdef HAVE_DARWIN_OS
 # Add missing frameworks to Libs.private for Darwin
 cd $< && sed -i.orig -e s/"Libs.private:"/"Libs.private: -framework Security -framework CoreFoundation"/g $(BUILD_DIRUNPACK)/lib/gnutls.pc
endif
 $(call pkg_static,"$(BUILD_DIRUNPACK)/lib/gnutls.pc")
 +$(MAKEBUILD) -C gl
 +$(MAKEBUILD) -C lib
 +$(MAKEBUILD) -C gl install
 +$(MAKEBUILD) -C lib install
 touch $@