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#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
#***************************************************************************
AC_DEFUN([CURL_WITH_RUSTLS], [
dnl ----------------------------------------------------
dnl check for rustls
dnl ----------------------------------------------------
if test "x$OPT_RUSTLS" != xno; then
_cppflags=$CPPFLAGS
_ldflags=$LDFLAGS
ssl_msg=
if test X"$OPT_RUSTLS" != Xno; then
if test "$OPT_RUSTLS" = "yes"; then
OPT_RUSTLS=""
fi
if test -z "$OPT_RUSTLS" ; then
dnl check for lib first without setting any new path
AC_CHECK_LIB(rustls, rustls_client_session_read,
dnl librustls found, set the variable
[
AC_DEFINE(USE_RUSTLS, 1, [if rustls is enabled])
AC_SUBST(USE_RUSTLS, [1])
RUSTLS_ENABLED=1
USE_RUSTLS="yes"
ssl_msg="rustls"
test rustls != "$DEFAULT_SSL_BACKEND" || VALID_DEFAULT_SSL_BACKEND=yes
], [], -lpthread -ldl -lm)
fi
if test "x$USE_RUSTLS" != "xyes"; then
dnl add the path and test again
addld=-L$OPT_RUSTLS/lib$libsuff
addcflags=-I$OPT_RUSTLS/include
rustlslib=$OPT_RUSTLS/lib$libsuff
LDFLAGS="$LDFLAGS $addld"
if test "$addcflags" != "-I/usr/include"; then
CPPFLAGS="$CPPFLAGS $addcflags"
fi
AC_CHECK_LIB(rustls, rustls_connection_read,
[
AC_DEFINE(USE_RUSTLS, 1, [if rustls is enabled])
AC_SUBST(USE_RUSTLS, [1])
RUSTLS_ENABLED=1
USE_RUSTLS="yes"
ssl_msg="rustls"
test rustls != "$DEFAULT_SSL_BACKEND" || VALID_DEFAULT_SSL_BACKEND=yes
],
AC_MSG_ERROR([--with-rustls was specified but could not find rustls.]),
-lpthread -ldl -lm)
fi
if test "x$USE_RUSTLS" = "xyes"; then
AC_MSG_NOTICE([detected rustls])
check_for_ca_bundle=1
LIBS="-lrustls -lpthread -ldl -lm $LIBS"
if test -n "$rustlslib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
if test "x$cross_compiling" != "xyes"; then
CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$rustlslib"
export CURL_LIBRARY_PATH
AC_MSG_NOTICE([Added $rustlslib to CURL_LIBRARY_PATH])
fi
fi
fi
fi dnl rustls not disabled
test -z "$ssl_msg" || ssl_backends="${ssl_backends:+$ssl_backends, }$ssl_msg"
fi
])
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