2010-04-19 Marcus Brinkmann <marcus@g10code.de>
[libgcrypt.git] / configure.ac
index c3459de..d05c9cb 100644 (file)
@@ -1,6 +1,6 @@
 # Configure.ac script for Libgcrypt
 # Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2006,
-#               2007 Free Software Foundation, Inc.
+#               2007, 2008, 2009 Free Software Foundation, Inc.
 #
 # This file is part of Libgcrypt.
 #
@@ -15,9 +15,8 @@
 # GNU Lesser General Public License for more details.
 #
 # You should have received a copy of the GNU Lesser General Public
-# License along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
-#
+# License along with this program; if not, see <http://www.gnu.org/licenses/>.
+
 # (Process this file with autoconf to produce a configure script.)
 AC_REVISION($Revision$)
 AC_PREREQ(2.60)
@@ -27,34 +26,42 @@ min_automake_version="1.10"
 # Remember to change the version number immediately *after* a release.
 # Set my_issvn to "yes" for non-released code.  Remember to run an
 # "svn up" and "autogen.sh" right before creating a distribution.
-m4_define([my_version], [1.4.0])
-m4_define([my_issvn], [no])
-
-m4_define([svn_revision], m4_esyscmd([echo -n $( (svn info 2>/dev/null \
-            || echo 'Revision: 0')|sed -n '/^Revision:/ {s/[^0-9]//gp;q;}')]))
-AC_INIT([libgcrypt], my_version[]m4_if(my_issvn,[yes],[-svn[]svn_revision]),
+m4_define([my_version], [1.5.0])
+m4_define([my_issvn], [yes])
+
+m4_define([svn_revision], m4_esyscmd([printf "%d" $(svn info 2>/dev/null \
+          | sed -n '/^Revision:/ s/[^0-9]//gp'|head -1)]))
+m4_define([git_revision], m4_esyscmd([git branch -v 2>/dev/null \
+          | awk '/^\* / {printf "%s",$3}']))
+AC_INIT([libgcrypt], 
+        [my_version[]m4_if(my_issvn,[yes],
+        [m4_if(git_revision,[],[-svn[]svn_revision],[-git[]git_revision])])],
         [bug-libgcrypt@gnupg.org])
 # LT Version numbers, remember to change them just *before* a release.
 #   (Interfaces removed:    CURRENT++, AGE=0, REVISION=0)
 #   (Interfaces added:      CURRENT++, AGE++, REVISION=0)
 #   (No interfaces changed:                   REVISION++)
-LIBGCRYPT_LT_CURRENT=15
-LIBGCRYPT_LT_AGE=4
-LIBGCRYPT_LT_REVISION=3
+# NOTE: As an exception the the LT versions are already set for 1.5.0!
+LIBGCRYPT_LT_CURRENT=17
+LIBGCRYPT_LT_AGE=6
+LIBGCRYPT_LT_REVISION=0
 
 
 # If the API is changed in an incompatible way: increment the next counter.
 LIBGCRYPT_CONFIG_API_VERSION=1
 
-NEED_GPG_ERROR_VERSION=1.0
+NEED_GPG_ERROR_VERSION=1.8
 
+is_development_version=my_issvn
 BUILD_REVISION=svn_revision
 PACKAGE=$PACKAGE_NAME
 VERSION=$PACKAGE_VERSION
 
 AC_CONFIG_SRCDIR([src/libgcrypt.vers])
-AM_INIT_AUTOMAKE($PACKAGE, $VERSION)
+AM_INIT_AUTOMAKE([])
 AM_CONFIG_HEADER(config.h)
+AC_CONFIG_MACRO_DIR([m4])
+AC_CONFIG_LIBOBJ_DIR([compat])
 AC_CANONICAL_HOST
 AM_MAINTAINER_MODE
 
@@ -81,6 +88,15 @@ AH_BOTTOM([
 # endif
 #endif /*DISABLED_ENDIAN_CHECK*/
 
+/* We basically use the original Camellia source.  Make sure the symbols 
+   properly prefixed.  */
+#define CAMELLIA_EXT_SYM_PREFIX _gcry_
+
+/* This error code is only available with gpg-error 1.7.  Thus
+   we define it here with the usual gcry prefix.  */
+#define GCRY_GPG_ERR_NOT_OPERATIONAL  176
+
+
 #endif /*_GCRYPT_CONFIG_H_INCLUDED*/
 ])
 
@@ -121,9 +137,9 @@ AC_ISC_POSIX
 AC_PROG_INSTALL
 AC_PROG_AWK
 
-AC_LIBTOOL_WIN32_DLL
-AC_LIBTOOL_RC
-AM_PROG_LIBTOOL
+LT_PREREQ([2.2.6])
+LT_INIT([win32-dll disable-static])
+LT_LANG([Windows Resource])
 
 
 ##########################
@@ -158,13 +174,22 @@ LIBGCRYPT_THREAD_MODULES=""
 # Other definitions.
 print_egd_notice=no
 have_w32_system=no
+have_w32ce_system=no
 
 # Setup some stuff depending on host.
 case "${host}" in
     *-*-mingw32*)
-      available_random_modules="w32"
       ac_cv_have_dev_random=no
       have_w32_system=yes
+      case "${host}" in 
+        *-mingw32ce*)
+            have_w32ce_system=yes
+            available_random_modules="w32ce"
+            ;;
+        *)
+            available_random_modules="w32"
+            ;;
+      esac
       AC_DEFINE(USE_ONLY_8DOT3,1,
                 [set this to limit filenames to the 8.3 format])
       AC_DEFINE(HAVE_DRIVE_LETTERS,1,
@@ -215,15 +240,23 @@ esac
 
 if test "$have_w32_system" = yes; then
    AC_DEFINE(HAVE_W32_SYSTEM,1, [Defined if we run on a W32 API based system])
+   if test "$have_w32ce_system" = yes; then
+     AC_DEFINE(HAVE_W32CE_SYSTEM,1,[Defined if we run on WindowsCE])
+   fi
 fi
 AM_CONDITIONAL(HAVE_W32_SYSTEM, test "$have_w32_system" = yes)
+AM_CONDITIONAL(HAVE_W32CE_SYSTEM, test "$have_w32ce_system" = yes)
 
 
 
 # A printable OS Name is sometimes useful.
 case "${host}" in
+    *-*-mingw32ce*)
+        PRINTABLE_OS_NAME="W32CE"
+        ;;
+
     *-*-mingw32*)
-        PRINTABLE_OS_NAME="MingW32"
+        PRINTABLE_OS_NAME="W32"
         ;;
 
     i?86-emx-os2 | i?86-*-os2*emx )
@@ -243,30 +276,18 @@ case "${host}" in
         ;;
 esac
 
+#
 # Figure out the name of the random device
+#
 case "${host}" in
     *-openbsd*)
-        # FIXME: Are these the best flags for OpenBSD?
         NAME_OF_DEV_RANDOM="/dev/srandom"
         NAME_OF_DEV_URANDOM="/dev/urandom"
-#       DYNLINK_MOD_CFLAGS="-shared -rdynamic $CFLAGS_PIC -Wl,-Bshareable -Wl,-x"
-        ;;
-
-    *-solaris* | *-irix* | *-dec-osf* | *-netbsd* )
-        NAME_OF_DEV_RANDOM="/dev/random"
-        NAME_OF_DEV_URANDOM="/dev/random"
-#       DYNLINK_MOD_CFLAGS="-shared $CFLAGS_PIC"
         ;;
 
     *)
         NAME_OF_DEV_RANDOM="/dev/random"
         NAME_OF_DEV_URANDOM="/dev/urandom"
-        # -shared is a gcc-ism.  Find pic flags from GNUPG_CHECK_PIC.
-#        if test -n "$GCC" ; then
-#           DYNLINK_MOD_CFLAGS="-shared $CFLAGS_PIC"                            
-#        else
-#           DYNLINK_MOD_CFLAGS="$CFLAGS_PIC"
-#        fi
         ;;
 esac
 
@@ -286,6 +307,8 @@ AC_CHECK_SIZEOF(unsigned int, 4)
 AC_CHECK_SIZEOF(unsigned long, 4)
 AC_CHECK_SIZEOF(unsigned long long, 0)
 
+AC_TYPE_UINTPTR_T
+
 if test "$ac_cv_sizeof_unsigned_short" = "0" \
    || test "$ac_cv_sizeof_unsigned_int" = "0" \
    || test "$ac_cv_sizeof_unsigned_long" = "0"; then
@@ -449,6 +472,19 @@ AC_ARG_WITH(capabilities,
             [use_capabilities="$withval"],[use_capabilities=no])
 AC_MSG_RESULT($use_capabilities)
 
+# Implementation of the --enable-hmac-binary-check.
+AC_MSG_CHECKING([whether a HMAC binary check is requested])
+AC_ARG_ENABLE(hmac-binary-check,
+              AC_HELP_STRING([--enable-hmac-binary-check],
+                             [Enable library integrity check]),
+              [use_hmac_binary_check=$enableval],
+              [use_hmac_binary_check=no])
+AC_MSG_RESULT($use_hmac_binary_check)
+if test "$use_hmac_binary_check" = yes ; then
+    AC_DEFINE(ENABLE_HMAC_BINARY_CHECK,1,
+              [Define to support an HMAC based integrity check])
+fi
+
 
 # Implementation of the --disable-padlock-support switch.
 AC_MSG_CHECKING([whether padlock support is requested])
@@ -462,6 +498,16 @@ if test x"$padlocksupport" = xyes ; then
             [Enable support for the PadLock engine.])
 fi
 
+# Implementation of the --disable-O-flag-munging switch.
+AC_MSG_CHECKING([whether a -O flag munging is requested])
+AC_ARG_ENABLE([O-flag-munging],
+              AC_HELP_STRING([--disable-O-flag-munging],
+                 [Disable modification of the cc -O flag]),
+              [enable_o_flag_munging=$enableval],
+              [enable_o_flag_munging=yes])
+AC_MSG_RESULT($enable_o_flag_munging)
+AM_CONDITIONAL(ENABLE_O_FLAG_MUNGING, test "$enable_o_flag_munging" = "yes")
+
 
 
 AC_DEFINE_UNQUOTED(PRINTABLE_OS_NAME, "$PRINTABLE_OS_NAME",
@@ -491,6 +537,7 @@ AC_DEFINE_UNQUOTED(NAME_OF_DEV_RANDOM, "$NAME_OF_DEV_RANDOM",
 AC_DEFINE_UNQUOTED(NAME_OF_DEV_URANDOM, "$NAME_OF_DEV_URANDOM",
                    [defined to the name of the weaker random device])
 
+
 ###############################
 #### Checks for libraries. ####
 ###############################
@@ -557,7 +604,7 @@ AC_SEARCH_LIBS(setsockopt, [nsl])
 ##################################
 
 AC_HEADER_STDC
-AC_CHECK_HEADERS(unistd.h sys/select.h)
+AC_CHECK_HEADERS(unistd.h sys/select.h sys/msg.h)
 
 ##########################################
 #### Checks for typedefs, structures, ####
@@ -569,6 +616,7 @@ AC_C_INLINE
 AC_TYPE_SIZE_T
 AC_TYPE_SIGNAL
 AC_DECL_SYS_SIGLIST
+AC_TYPE_PID_T
 
 GNUPG_CHECK_TYPEDEF(byte, HAVE_BYTE_TYPEDEF)
 GNUPG_CHECK_TYPEDEF(ushort, HAVE_USHORT_TYPEDEF)
@@ -687,12 +735,35 @@ AC_CHECK_FUNCS(stpcpy strcasecmp)
 AC_CHECK_FUNCS(strtoul memmove stricmp atexit raise)
 # Other checks
 AC_CHECK_FUNCS(strerror rand mmap getpagesize sysconf waitpid wait4)
-AC_CHECK_FUNCS(gettimeofday getrusage gethrtime clock_gettime)
+AC_CHECK_FUNCS(gettimeofday getrusage gethrtime clock_gettime syslog)
 AC_CHECK_FUNCS(fcntl ftruncate)
 
 GNUPG_CHECK_MLOCK
 
+#
+# Replacement functions.
+#
+AC_REPLACE_FUNCS([getpid clock])
+
+
+#
+# Check wether it is necessary to link against libdl.
+#
+DL_LIBS=""
+if test "$use_hmac_binary_check" = yes ; then
+  _gcry_save_libs="$LIBS"
+  LIBS=""
+  AC_SEARCH_LIBS(dlopen, c dl,,,)
+  DL_LIBS=$LIBS
+  LIBS="$_gcry_save_libs"
+  LIBGCRYPT_CONFIG_LIBS="${LIBGCRYPT_CONFIG_LIBS} ${DL_LIBS}"
+fi
+AC_SUBST(DL_LIBS)
+
+
+#
 # Check whether we can use Linux capabilities as requested.
+#
 if test "$use_capabilities" = "yes" ; then
 use_capabilities=no
 AC_CHECK_HEADERS(sys/capability.h)
@@ -743,6 +814,10 @@ if test "$random" = "default"; then
         random_modules="linux"
     else
         case "${host}" in
+        *-*-mingw32ce*)
+          # WindowsCE random device.
+          random_modules="w32ce"
+          ;;
         *-*-mingw32*|*-*-cygwin*)
           # Windows random device.
           random_modules="w32"
@@ -803,17 +878,12 @@ AM_CONDITIONAL(MPI_MOD_C_MPIH_RSHIFT, test "$mpi_mod_c_mpih_rshift" = yes)
 AM_CONDITIONAL(MPI_MOD_C_UDIV, test "$mpi_mod_c_udiv" = yes)
 AM_CONDITIONAL(MPI_MOD_C_UDIV_QRNND, test "$mpi_mod_c_udiv_qrnnd" = yes)
 
-# Allow users to append something to the version string without
-# flagging it as development version.  The user version part is
-# considered everything after a dash.
-changequote(,)#
-tmp_pat='[a-zA-Z]'
-changequote([,])#
-if echo "$VERSION" | sed 's/-.*//' | grep "$tmp_pat" >/dev/null ; then
+if test "$is_development_version" = "yes"; then
     AC_DEFINE(IS_DEVELOPMENT_VERSION,1,
               [Defined if this is not a regular release])
 fi
 
+
 AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes)
 
 
@@ -826,39 +896,51 @@ AC_ARG_ENABLE(optimization,
                          CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]]//'`
                        fi])
 
-AC_ARG_ENABLE(gcc-warnings,
-             AC_HELP_STRING([--enable-gcc-warnings],
-                            [enable more verbose gcc warnings]),
-             [more_gcc_warnings="$enableval"],
-             [more_gcc_warnings="no"])
-
+# CFLAGS mangling when using gcc.
 if test "$GCC" = yes; then
-    if test "$USE_MAINTAINER_MODE" = "yes" ||
-       test "$more_gcc_warnings" = "yes"; then
-        CFLAGS="$CFLAGS -Wall -Wcast-align -Wshadow -Wstrict-prototypes"
-        if test "$more_gcc_warnings" = "yes"; then
-            CFLAGS="$CFLAGS -W -Wextra -Wbad-function-cast"
-            CFLAGS="$CFLAGS -Wwrite-strings"
-            CFLAGS="$CFLAGS -Wdeclaration-after-statement"
-            CFLAGS="$CFLAGS -Wno-missing-field-initializers"
-            CFLAGS="$CFLAGS -Wno-sign-compare"
-            # Note: We don't use -Wunreachable-code because this gives
-            # warnings for all asserts and many inline functions like
-            # gpg_error (gcc 4.1.2 20060928).
+    CFLAGS="$CFLAGS -Wall"
+    if test "$USE_MAINTAINER_MODE" = "yes"; then
+        CFLAGS="$CFLAGS -Wcast-align -Wshadow -Wstrict-prototypes"
+        CFLAGS="$CFLAGS -Wformat -Wno-format-y2k -Wformat-security"
+
+        # If -Wno-missing-field-initializers is supported we can enable a 
+        # a bunch of really useful warnings.
+        AC_MSG_CHECKING([if gcc supports -Wno-missing-field-initializers])
+        _gcc_cflags_save=$CFLAGS
+        CFLAGS="-Wno-missing-field-initializers"
+        AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),_gcc_wopt=yes,_gcc_wopt=no)
+        AC_MSG_RESULT($_gcc_wopt)
+        CFLAGS=$_gcc_cflags_save;
+        if test x"$_gcc_wopt" = xyes ; then
+          CFLAGS="$CFLAGS -W -Wextra -Wbad-function-cast"
+          CFLAGS="$CFLAGS -Wwrite-strings"
+          CFLAGS="$CFLAGS -Wdeclaration-after-statement"
+          CFLAGS="$CFLAGS -Wno-missing-field-initializers"
+          CFLAGS="$CFLAGS -Wno-sign-compare"
+        fi
+
+        AC_MSG_CHECKING([if gcc supports -Wpointer-arith])
+        _gcc_cflags_save=$CFLAGS
+        CFLAGS="-Wpointer-arith"
+        AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),_gcc_wopt=yes,_gcc_wopt=no)
+        AC_MSG_RESULT($_gcc_wopt)
+        CFLAGS=$_gcc_cflags_save;
+        if test x"$_gcc_wopt" = xyes ; then
+          CFLAGS="$CFLAGS -Wpointer-arith"
+        fi
+
+        AC_MSG_CHECKING([if gcc supports -fno-strict-aliasing])
+        _gcc_cflags_save=$CFLAGS
+        CFLAGS="-fno-strict-aliasing"
+        AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),_gcc_wopt=yes,_gcc_wopt=no)
+        AC_MSG_RESULT($_gcc_wopt)
+        CFLAGS=$_gcc_cflags_save;
+        if test x"$_gcc_wopt" = xyes ; then
+          CFLAGS="$CFLAGS -fno-strict-aliasing"
         fi
-    else
-        CFLAGS="$CFLAGS -Wall"
-    fi
 
-    AC_MSG_CHECKING([if gcc supports -Wpointer-arith])
-    _gcc_cflags_save=$CFLAGS
-    CFLAGS="-Wpointer-arith"
-    AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),_gcc_wopt=yes,_gcc_wopt=no)
-    AC_MSG_RESULT($_gcc_wopt)
-    CFLAGS=$_gcc_cflags_save;
-    if test x"$_gcc_wopt" = xyes ; then
-       CFLAGS="$CFLAGS -Wpointer-arith"
     fi
+
 fi
 
 # Check whether as(1) supports a noeexecstack feature.  This test
@@ -889,140 +971,168 @@ DATADIRNAME=$DATADIRNAME
 # selected ciphers, pubkey-ciphers, digests and random modules.
 
 LIST_MEMBER(arcfour, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour.lo"
-AC_DEFINE_UNQUOTED(USE_ARCFOUR, $found,
-                                 [Defined if this module should be included])
+if test "$found" = "1"; then 
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS arcfour.lo"
+   AC_DEFINE(USE_ARCFOUR, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(blowfish, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish.lo"
-AC_DEFINE_UNQUOTED(USE_BLOWFISH, $found,
-                                  [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS blowfish.lo"
+   AC_DEFINE(USE_BLOWFISH, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(cast5, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5.lo"
-AC_DEFINE_UNQUOTED(USE_CAST5, $found,
-                               [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS cast5.lo"
+   AC_DEFINE(USE_CAST5, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(des, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS des.lo"
-AC_DEFINE_UNQUOTED(USE_DES, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS des.lo"
+   AC_DEFINE(USE_DES, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(aes, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael.lo"
-AC_DEFINE_UNQUOTED(USE_AES, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS rijndael.lo"
+   AC_DEFINE(USE_AES, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(twofish, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish.lo"
-AC_DEFINE_UNQUOTED(USE_TWOFISH, $found,
-                                 [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS twofish.lo"
+   AC_DEFINE(USE_TWOFISH, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(serpent, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent.lo"
-AC_DEFINE_UNQUOTED(USE_SERPENT, $found,
-                                 [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS serpent.lo"
+   AC_DEFINE(USE_SERPENT, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(rfc2268, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS rfc2268.lo"
-AC_DEFINE_UNQUOTED(USE_RFC2268, $found,
-                                 [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS rfc2268.lo"
+   AC_DEFINE(USE_RFC2268, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(seed, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS seed.lo"
-AC_DEFINE_UNQUOTED(USE_SEED, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS seed.lo"
+   AC_DEFINE(USE_SEED, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(camellia, $enabled_ciphers)
-test "$found" = "1" && GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia.lo camellia-glue.lo"
-AC_DEFINE_UNQUOTED(USE_CAMELLIA, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_CIPHERS="$GCRYPT_CIPHERS camellia.lo camellia-glue.lo"
+   AC_DEFINE(USE_CAMELLIA, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(dsa, $enabled_pubkey_ciphers)
-test "$found" = "1" && GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS dsa.lo"
-AC_DEFINE_UNQUOTED(USE_DSA, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS dsa.lo"
+   AC_DEFINE(USE_DSA, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(rsa, $enabled_pubkey_ciphers)
-test "$found" = "1" && GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS rsa.lo"
-AC_DEFINE_UNQUOTED(USE_RSA, $found,
-                            [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS rsa.lo"
+   AC_DEFINE(USE_RSA, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(elgamal, $enabled_pubkey_ciphers)
-test "$found" = "1" \ 
-     && GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS elgamal.lo"
-AC_DEFINE_UNQUOTED(USE_ELGAMAL, $found,
-                                [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS elgamal.lo"
+   AC_DEFINE(USE_ELGAMAL, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(ecc, $enabled_pubkey_ciphers)
-test "$found" = "1" \ 
-     && GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS ecc.lo"
-AC_DEFINE_UNQUOTED(USE_ECC, $found,
-                                [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_PUBKEY_CIPHERS="$GCRYPT_PUBKEY_CIPHERS ecc.lo"
+   AC_DEFINE(USE_ECC, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(crc, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc.lo"
-AC_DEFINE_UNQUOTED(USE_CRC, $found,
-                            [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS crc.lo"
+   AC_DEFINE(USE_CRC, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(md4, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS md4.lo"
-AC_DEFINE_UNQUOTED(USE_MD4, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS md4.lo"
+   AC_DEFINE(USE_MD4, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(md5, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS md5.lo"
-AC_DEFINE_UNQUOTED(USE_MD5, $found,
-                             [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS md5.lo"
+   AC_DEFINE(USE_MD5, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(sha256, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256.lo"
-AC_DEFINE_UNQUOTED(USE_SHA256, $found,
-                                [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha256.lo"
+   AC_DEFINE(USE_SHA256, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(sha512, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512.lo"
-AC_DEFINE_UNQUOTED(USE_SHA512, $found,
-                                [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS sha512.lo"
+   AC_DEFINE(USE_SHA512, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(tiger, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS tiger.lo"
-AC_DEFINE_UNQUOTED(USE_TIGER, $found,
-                               [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS tiger.lo"
+   AC_DEFINE(USE_TIGER, 1, [Defined if this module should be included])
+fi
 
 LIST_MEMBER(whirlpool, $enabled_digests)
-test "$found" = "1" && GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool.lo"
-AC_DEFINE_UNQUOTED(USE_WHIRLPOOL, $found,
-                               [Defined if this module should be included])
+if test "$found" = "1" ; then
+   GCRYPT_DIGESTS="$GCRYPT_DIGESTS whirlpool.lo"
+   AC_DEFINE(USE_WHIRLPOOL, 1, [Defined if this module should be included])
+fi
 
 # rmd160 and sha1 should be included always.
 GCRYPT_DIGESTS="$GCRYPT_DIGESTS rmd160.lo sha1.lo"
-AC_DEFINE_UNQUOTED(USE_RMD160, 1, [Defined if this module should be included])
-AC_DEFINE_UNQUOTED(USE_SHA1, 1,   [Defined if this module should be included])
+AC_DEFINE(USE_RMD160, 1, [Defined if this module should be included])
+AC_DEFINE(USE_SHA1, 1,   [Defined if this module should be included])
 
 LIST_MEMBER(linux, $random_modules)
-test "$found" = "1" && GCRYPT_RANDOM="$GCRYPT_RANDOM rndlinux.lo"
-AC_DEFINE_UNQUOTED(USE_RNDLINUX, $found,
-                   [Defined if the /dev/random based RNG should be used.])
-
+if test "$found" = "1" ; then
+   GCRYPT_RANDOM="$GCRYPT_RANDOM rndlinux.lo"
+   AC_DEFINE(USE_RNDLINUX, 1, [Defined if the /dev/random RNG should be used.])
+fi
 
 LIST_MEMBER(unix, $random_modules)
-test "$found" = "1" && GCRYPT_RANDOM="$GCRYPT_RANDOM rndunix.lo"
-AC_DEFINE_UNQUOTED(USE_RNDUNIX, $found,
-                  [Defined if the default Unix RNG should be used.])
-if test "$found" = "1"; then
+if test "$found" = "1" ; then
+   GCRYPT_RANDOM="$GCRYPT_RANDOM rndunix.lo"
+   AC_DEFINE(USE_RNDUNIX, 1, [Defined if the default Unix RNG should be used.])
    print_egd_notice=yes
 fi
 
 LIST_MEMBER(egd, $random_modules)
-test "$found" = "1" && GCRYPT_RANDOM="$GCRYPT_RANDOM rndegd.lo"
-AC_DEFINE_UNQUOTED(USE_RNDEGD, $found,
-                  [Defined if the EGD based RNG should be used.])
+if test "$found" = "1" ; then
+   GCRYPT_RANDOM="$GCRYPT_RANDOM rndegd.lo"
+   AC_DEFINE(USE_RNDEGD, 1, [Defined if the EGD based RNG should be used.])
+fi
 
 LIST_MEMBER(w32, $random_modules)
-test "$found" = "1" && GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32.lo"
-AC_DEFINE_UNQUOTED(USE_RNDW32, $found,
-                  [Defined if the Windows specific RNG should be used.])
+if test "$found" = "1" ; then
+   GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32.lo"
+   AC_DEFINE(USE_RNDW32, 1, 
+             [Defined if the Windows specific RNG should be used.])
+fi
+
+LIST_MEMBER(w32ce, $random_modules)
+if test "$found" = "1" ; then
+   GCRYPT_RANDOM="$GCRYPT_RANDOM rndw32ce.lo"
+   AC_DEFINE(USE_RNDW32CE, 1, 
+             [Defined if the WindowsCE specific RNG should be used.])
+fi
 
 AC_SUBST([GCRYPT_CIPHERS])
 AC_SUBST([GCRYPT_PUBKEY_CIPHERS])
@@ -1062,13 +1172,20 @@ AC_DEFINE_UNQUOTED(BUILD_REVISION, "$BUILD_REVISION",
                    [Subversion revision used to build this package])
 
 
+# Substitutions to set generated files in a Emacs buffer to read-only.
+AC_SUBST(emacs_local_vars_begin, ['Local Variables:'])
+AC_SUBST(emacs_local_vars_read_only, ['buffer-read-only: t'])
+AC_SUBST(emacs_local_vars_end, ['End:'])
+
 
 # And create the files.
 AC_CONFIG_FILES([
 Makefile
 m4/Makefile
+compat/Makefile
 mpi/Makefile
 cipher/Makefile
+random/Makefile
 doc/Makefile
 src/Makefile
 src/gcrypt.h
@@ -1079,15 +1196,24 @@ tests/Makefile
 AC_OUTPUT
 
 # Give some feedback
-echo
+echo "
+        Libgcrypt v${VERSION} has been configured as follows:
+        
+        Platform:                  $PRINTABLE_OS_NAME ($host)
+        Enabled cipher algorithms: $enabled_ciphers
+        Enabled digest algorithms: $enabled_digests
+        Enabled pubkey algorithms: $enabled_pubkey_ciphers
+        Random number generator:   $random
+        Using linux capabilities:  $use_capabilities
+"
 
 if test "$print_egd_notice" = "yes"; then
 cat <<G10EOF
   
    The performance of the Unix random gatherer module (rndunix) is not
    very good and it does not keep the entropy pool over multiple
-   invocations of GnuPG.  The suggested way to overcome this problem is
-   to use the
+   invocations of Libgcrypt base applications.  The suggested way to
+   overcome this problem is to use the
   
                  Entropy Gathering Daemon (EGD)
   
@@ -1108,6 +1234,3 @@ if test -n "$gpl"; then
   echo "use of this library has to comply with the conditions of the GPL."
 fi
 
-# Give some feedback
-echo   "                Configured for: $PRINTABLE_OS_NAME ($host)"
-echo