• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1#***************************************************************************
2#                                  _   _ ____  _
3#  Project                     ___| | | |  _ \| |
4#                             / __| | | | |_) | |
5#                            | (__| |_| |  _ <| |___
6#                             \___|\___/|_| \_\_____|
7#
8# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
9#
10# This software is licensed as described in the file COPYING, which
11# you should have received as part of this distribution. The terms
12# are also available at https://curl.se/docs/copyright.html.
13#
14# You may opt to use, copy, modify, merge, publish, distribute and/or sell
15# copies of the Software, and permit persons to whom the Software is
16# furnished to do so, under the terms of the COPYING file.
17#
18# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19# KIND, either express or implied.
20#
21# SPDX-License-Identifier: curl
22#
23#***************************************************************************
24
25AC_DEFUN([CURL_WITH_RUSTLS], [
26dnl ----------------------------------------------------
27dnl check for rustls
28dnl ----------------------------------------------------
29
30if test "x$OPT_RUSTLS" != xno; then
31  _cppflags=$CPPFLAGS
32  _ldflags=$LDFLAGS
33  ssl_msg=
34
35  if test X"$OPT_RUSTLS" != Xno; then
36
37    if test "$OPT_RUSTLS" = "yes"; then
38      OPT_RUSTLS=""
39    fi
40
41    case $host_os in
42      darwin*)
43        LDFLAGS="$LDFLAGS -framework Security"
44        ;;
45      *)
46        ;;
47    esac
48
49    if test -z "$OPT_RUSTLS" ; then
50      dnl check for lib first without setting any new path
51
52      AC_CHECK_LIB(rustls, rustls_client_session_read,
53      dnl librustls found, set the variable
54       [
55         AC_DEFINE(USE_RUSTLS, 1, [if rustls is enabled])
56         AC_SUBST(USE_RUSTLS, [1])
57         RUSTLS_ENABLED=1
58         USE_RUSTLS="yes"
59         ssl_msg="rustls"
60         test rustls != "$DEFAULT_SSL_BACKEND" || VALID_DEFAULT_SSL_BACKEND=yes
61        ], [], -lpthread -ldl -lm)
62    fi
63
64    if test "x$USE_RUSTLS" != "xyes"; then
65      dnl add the path and test again
66      addld=-L$OPT_RUSTLS/lib$libsuff
67      addcflags=-I$OPT_RUSTLS/include
68      rustlslib=$OPT_RUSTLS/lib$libsuff
69
70      LDFLAGS="$LDFLAGS $addld"
71      if test "$addcflags" != "-I/usr/include"; then
72         CPPFLAGS="$CPPFLAGS $addcflags"
73      fi
74
75      AC_CHECK_LIB(rustls, rustls_connection_read,
76       [
77       AC_DEFINE(USE_RUSTLS, 1, [if rustls is enabled])
78       AC_SUBST(USE_RUSTLS, [1])
79       RUSTLS_ENABLED=1
80       USE_RUSTLS="yes"
81       ssl_msg="rustls"
82       test rustls != "$DEFAULT_SSL_BACKEND" || VALID_DEFAULT_SSL_BACKEND=yes
83       ],
84       AC_MSG_ERROR([--with-rustls was specified but could not find rustls.]),
85       -lpthread -ldl -lm)
86    fi
87
88    if test "x$USE_RUSTLS" = "xyes"; then
89      AC_MSG_NOTICE([detected rustls])
90      check_for_ca_bundle=1
91
92      LIBS="-lrustls -lpthread -ldl -lm $LIBS"
93
94      if test -n "$rustlslib"; then
95        dnl when shared libs were found in a path that the run-time
96        dnl linker doesn't search through, we need to add it to
97        dnl CURL_LIBRARY_PATH to prevent further configure tests to fail
98        dnl due to this
99        if test "x$cross_compiling" != "xyes"; then
100          CURL_LIBRARY_PATH="$CURL_LIBRARY_PATH:$rustlslib"
101          export CURL_LIBRARY_PATH
102          AC_MSG_NOTICE([Added $rustlslib to CURL_LIBRARY_PATH])
103        fi
104      fi
105    fi
106
107  fi dnl rustls not disabled
108
109  test -z "$ssl_msg" || ssl_backends="${ssl_backends:+$ssl_backends, }$ssl_msg"
110fi
111])
112