Updated licensing exception for OpenSSL from the SFLC.

[wget] / configure.in

diff --git a/configure.in b/configure.in
index ae07c6aa998cf3feef30e5a3e236783d48cba80a..6a91007f09a19a96e8bd5dbe2df5c256988e72da 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,5 @@
 dnl Template file for GNU Autoconf
-dnl Copyright (C) 1995, 1996, 1997, 2001 Free Software Foundation, Inc.
+dnl Copyright (C) 1995, 1996, 1997, 2001, 2007 Free Software Foundation, Inc.
 
 dnl This program is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
@@ -14,22 +14,23 @@ dnl GNU General Public License for more details.
 dnl You should have received a copy of the GNU General Public License
 dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-dnl In addition, as a special exception, the Free Software Foundation
-dnl gives permission to link the code of its release of Wget with the
-dnl OpenSSL project's "OpenSSL" library (or with modified versions of it
-dnl that use the same license as the "OpenSSL" library), and distribute
-dnl the linked executables.  You must obey the GNU General Public License
-dnl in all respects for all of the code used other than "OpenSSL".  If you
-dnl modify this file, you may extend this exception to your version of the
-dnl file, but you are not obligated to do so.  If you do not wish to do
-dnl so, delete this exception statement from your version.
+dnl Additional permission under GNU GPL version 3 section 7
+
+dnl If you modify this program, or any covered work, by linking or
+dnl combining it with the OpenSSL project's OpenSSL library (or a
+dnl modified version of that library), containing parts covered by the
+dnl terms of the OpenSSL or SSLeay licenses, the Free Software Foundation
+dnl grants you additional permission to convey the resulting work.
+dnl Corresponding Source for a non-source form of such a combination
+dnl shall include the source code for the parts of OpenSSL used as well
+dnl as that of the covered work.
 
 dnl
 dnl Process this file with autoconf to produce a configure script.
 dnl
 
 AC_INIT([src/version.c])
-AC_PREREQ(2.59)
+AC_PREREQ(2.61)
 
 dnl Include the M4 macros we use.
 builtin(include, [m4/wget.m4])dnl
@@ -133,16 +134,6 @@ if test -n "$auto_cflags"; then
   fi
 fi
 
-dnl
-dnl In case of {cyg,gnu}win32.  Should be a _target_ test.
-dnl Might also be erelevant for DJGPP.
-dnl
-case "$host_os" in
-  *win32) exeext='.exe';;
-  *) exeext='';;
-esac
-AC_SUBST(exeext)
-
 dnl
 dnl Checks for basic compiler characteristics.
 dnl
@@ -239,8 +230,7 @@ dnl
 dnl Checks for libraries.
 dnl
 
-if test x"$with_ssl" = xgnutls
-then
+AS_IF([test x"$with_ssl" = xgnutls], [
   dnl Now actually check for -lssl
   AC_LIB_HAVE_LINKFLAGS([gnutls], [], [
 #include <gnutls/gnutls.h>
@@ -252,34 +242,37 @@ then
   else
     AC_MSG_ERROR([--with-ssl=gnutls was given, but GNUTLS is not available.])
   fi
-elif test x"$with_ssl" != xno; then
-  dnl As of this writing (OpenSSL 0.9.6), the libcrypto shared library
-  dnl doesn't record its dependency on libdl, so we need to make sure
-  dnl -ldl ends up in LIBS on systems that have it.  Most OSes use
-  dnl dlopen(), but HP-UX uses shl_load().
-  AC_CHECK_LIB(dl, dlopen, [], [
-    AC_CHECK_LIB(dl, shl_load)
-  ])
+], [
+  # --with-ssl is not gnutls: check if it's no
+  AS_IF([test x"$with_ssl" != xno], [
+    dnl As of this writing (OpenSSL 0.9.6), the libcrypto shared library
+    dnl doesn't record its dependency on libdl, so we need to make sure
+    dnl -ldl ends up in LIBS on systems that have it.  Most OSes use
+    dnl dlopen(), but HP-UX uses shl_load().
+    AC_CHECK_LIB(dl, dlopen, [], [
+      AC_CHECK_LIB(dl, shl_load)
+    ])
 
-  dnl Now actually check for -lssl
-  AC_LIB_HAVE_LINKFLAGS([ssl], [crypto], [
-#include <openssl/ssl.h>
-#include <openssl/x509.h>
-#include <openssl/err.h>
-#include <openssl/rand.h>
-#include <openssl/des.h>
-#include <openssl/md4.h>
-#include <openssl/md5.h>
-  ], [SSL_library_init ()])
-  if test x"$LIBSSL" != x
-  then
-    AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
-    SSL_OBJ='openssl.o'
-  elif test x"$with_ssl" != x
-  then
-    AC_MSG_ERROR([--with-ssl was given, but SSL is not available.])
-  fi
-fi
+    dnl Now actually check for -lssl
+    AC_LIB_HAVE_LINKFLAGS([ssl], [crypto], [
+  #include <openssl/ssl.h>
+  #include <openssl/x509.h>
+  #include <openssl/err.h>
+  #include <openssl/rand.h>
+  #include <openssl/des.h>
+  #include <openssl/md4.h>
+  #include <openssl/md5.h>
+    ], [SSL_library_init ()])
+    if test x"$LIBSSL" != x
+    then
+      AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
+      SSL_OBJ='openssl.o'
+    elif test x"$with_ssl" != x
+    then
+      AC_MSG_ERROR([--with-ssl was given, but SSL is not available.])
+    fi
+  ]) # endif: --with-ssl == no?
+]) # endif: --with-ssl == gnutls?
 
 AC_SUBST(SSL_OBJ)