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65 lines
2.2 KiB
Plaintext
65 lines
2.2 KiB
Plaintext
dnl The gnutls libgnutls.so library
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dnl
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dnl Copyright (C) 2016 Red Hat, Inc.
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dnl
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dnl This library is free software; you can redistribute it and/or
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dnl modify it under the terms of the GNU Lesser General Public
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dnl License as published by the Free Software Foundation; either
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dnl version 2.1 of the License, or (at your option) any later version.
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dnl
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dnl This library is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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dnl Lesser General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU Lesser General Public
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dnl License along with this library. If not, see
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dnl <http://www.gnu.org/licenses/>.
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dnl
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AC_DEFUN([LIBVIRT_CHECK_GNUTLS],[
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LIBVIRT_CHECK_PKG([GNUTLS], [gnutls], [2.2.0])
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dnl Triple probe: gnutls < 2.12 only used gcrypt, gnutls >= 3.0 uses
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dnl only nettle, and versions in between had a configure option.
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dnl Our goal is to avoid gcrypt if we can prove gnutls uses nettle,
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dnl but it is a safe fallback to use gcrypt if we can't prove anything.A
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GNUTLS_GCRYPT=
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if $PKG_CONFIG --exists 'gnutls >= 3.0'; then
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GNUTLS_GCRYPT="no"
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elif $PKG_CONFIG --exists 'gnutls >= 2.12'; then
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GNUTLS_GCRYPT="probe"
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else
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GNUTLS_GCRYPT="yes"
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fi
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if test "$GNUTLS_GCRYPT" = "probe"; then
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case $($PKG_CONFIG --libs --static gnutls) in
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*gcrypt*) GNUTLS_GCRYPT=yes ;;
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*nettle*) GNUTLS_GCRYPT=no ;;
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*) GNUTLS_GCRYPT=unknown ;;
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esac
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fi
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if test "$GNUTLS_GCRYPT" = "yes" || test "$GNUTLS_GCRYPT" = "unknown"; then
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GNUTLS_LIBS="$GNUTLS_LIBS -lgcrypt"
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dnl We're not using gcrypt deprecated features so define
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dnl GCRYPT_NO_DEPRECATED to avoid deprecated warnings
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GNUTLS_CFLAGS="$GNUTLS_CFLAGS -DGCRYPT_NO_DEPRECATED"
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AC_DEFINE_UNQUOTED([WITH_GNUTLS_GCRYPT], 1,
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[set to 1 if it is known or assumed that GNUTLS uses gcrypt])
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fi
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AC_CHECK_HEADERS([gnutls/crypto.h], [], [], [[
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#include <gnutls/gnutls.h>
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]])
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AC_CHECK_FUNC([gnutls_rnd])
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AC_CHECK_FUNC([gnutls_cipher_encrypt])
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])
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AC_DEFUN([LIBVIRT_RESULT_GNUTLS],[
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LIBVIRT_RESULT_LIB([GNUTLS])
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])
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