From b772f3a32146d7d603ea74c1a0d0857946596b87 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Mon, 6 Jun 2011 20:47:36 +0200
Subject: configure: get API info for a couple of OpenSSL functions

---
 m4/curl-openssl.m4 | 146 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 m4/curl-openssl.m4

(limited to 'm4')

diff --git a/m4/curl-openssl.m4 b/m4/curl-openssl.m4
new file mode 100644
index 000000000..f32bfd103
--- /dev/null
+++ b/m4/curl-openssl.m4
@@ -0,0 +1,146 @@
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) 1998 - 2011, 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 http://curl.haxx.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.
+#
+#***************************************************************************
+
+# File version for 'aclocal' use. Keep it a single number.
+# serial 1
+
+
+dnl CURL_CHECK_OPENSSL_ADD_ALL_API
+dnl -------------------------------------------------
+dnl Link time verification check of which API is
+dnl used for for the *_add_all_algorithms function.
+
+AC_DEFUN([CURL_CHECK_OPENSSL_ADD_ALL_API], [
+  #
+  tst_links_add_all_api_091="unknown"
+  tst_links_add_all_api_095="unknown"
+  tst_links_add_all_api_097="unknown"
+  #
+  AC_MSG_CHECKING([if OpenSSL *_add_all_algorithms API is 0.9.1])
+  AC_LINK_IFELSE([
+    AC_LANG_PROGRAM([[
+    ]],[[
+      SSLeay_add_all_algorithms();
+    ]])
+  ],[
+    AC_MSG_RESULT([yes])
+    tst_links_add_all_api_091="yes"
+  ],[
+    AC_MSG_RESULT([no])
+    tst_links_add_all_api_091="no"
+  ])
+  if test "$tst_links_add_all_api_091" != "yes"; then
+    AC_MSG_CHECKING([if OpenSSL *_add_all_algorithms API is 0.9.5])
+    AC_LINK_IFELSE([
+      AC_LANG_PROGRAM([[
+      ]],[[
+        OpenSSL_add_all_algorithms();
+      ]])
+    ],[
+      AC_MSG_RESULT([yes])
+      tst_links_add_all_api_095="yes"
+    ],[
+      AC_MSG_RESULT([no])
+      tst_links_add_all_api_095="no"
+    ])
+  fi
+  if test "$tst_links_add_all_api_091" != "yes" &&
+     test "$tst_links_add_all_api_095" != "yes"; then
+    AC_MSG_CHECKING([if OpenSSL *_add_all_algorithms API is 0.9.7])
+    AC_LINK_IFELSE([
+      AC_LANG_PROGRAM([[
+      ]],[[
+        OPENSSL_add_all_algorithms_conf();
+        OPENSSL_add_all_algorithms_noconf();
+      ]])
+    ],[
+      AC_MSG_RESULT([yes])
+      tst_links_add_all_api_097="yes"
+    ],[
+      AC_MSG_RESULT([no])
+      tst_links_add_all_api_097="no"
+    ])
+  fi
+  #
+  if test "$tst_links_add_all_api_091" = "yes"; then
+    AC_DEFINE_UNQUOTED(HAVE_OPENSSL_ADD_ALL_API_091, 1,
+      [Define to 1 if OpenSSL *_add_all_algorithms API is 0.9.1])
+  elif test "$tst_links_add_all_api_095" = "yes"; then
+    AC_DEFINE_UNQUOTED(HAVE_OPENSSL_ADD_ALL_API_095, 1,
+      [Define to 1 if OpenSSL *_add_all_algorithms API is 0.9.5])
+  elif test "$tst_links_add_all_api_097" = "yes"; then
+    AC_DEFINE_UNQUOTED(HAVE_OPENSSL_ADD_ALL_API_097, 1,
+      [Define to 1 if OpenSSL *_add_all_algorithms API is 0.9.7])
+  fi
+])
+
+
+dnl CURL_CHECK_OPENSSL_DESRANDKEY_API
+dnl -------------------------------------------------
+dnl Verify if DES_random_key or des_random_key can be
+dnl linked. When true, define HAVE_DES_RANDOM_KEY_097
+dnl or HAVE_DES_RANDOM_KEY_LOWER.
+
+AC_DEFUN([CURL_CHECK_OPENSSL_DESRANDKEY_API], [
+  #
+  tst_links_des_random_key_api_097="unknown"
+  tst_links_des_random_key_api_095="unknown"
+  #
+  AC_MSG_CHECKING([if OpenSSL des_random_key API is 0.9.7])
+  AC_LINK_IFELSE([
+    AC_LANG_PROGRAM([[
+    ]],[[
+      if(0 != DES_random_key(0))
+        return 1;
+    ]])
+  ],[
+    AC_MSG_RESULT([yes])
+    tst_links_des_random_key_api_097="yes"
+  ],[
+    AC_MSG_RESULT([no])
+    tst_links_des_random_key_api_097="no"
+  ])
+  if test "$tst_links_des_random_key_api_097" != "yes"; then
+    AC_MSG_CHECKING([if OpenSSL des_random_key API is 0.9.5])
+    AC_LINK_IFELSE([
+      AC_LANG_PROGRAM([[
+      ]],[[
+        if(0 != des_random_key(0))
+          return 1;
+      ]])
+    ],[
+      AC_MSG_RESULT([yes])
+      tst_links_des_random_key_api_095="yes"
+    ],[
+      AC_MSG_RESULT([no])
+      tst_links_des_random_key_api_095="no"
+    ])
+  fi
+  #
+  if test "$tst_links_des_random_key_api_097" = "yes"; then
+    AC_DEFINE_UNQUOTED(HAVE_OPENSSL_DESRANDKEY_API_097, 1,
+      [Define to 1 if OpenSSL des_random_key API is 0.9.7])
+  elif test "$tst_links_des_random_key_api_095" = "yes"; then
+    AC_DEFINE_UNQUOTED(HAVE_OPENSSL_DESRANDKEY_API_095, 1,
+      [Define to 1 if OpenSSL des_random_key API is 0.9.5])
+  fi
+])
-- 
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