Add a test for duplicated DTLS records
[openssl.git] / config
diff --git a/config b/config
index d7c9881..b8adf34 100755 (executable)
--- a/config
+++ b/config
@@ -1,40 +1,33 @@
 #!/bin/sh
+# Copyright 1998-2018 The OpenSSL Project Authors. All Rights Reserved.
 #
+# Licensed under the OpenSSL license (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 # OpenSSL config: determine the operating system and run ./Configure
+# Derived from minarch and GuessOS from Apache.
 #
-# "config -h" for usage information.
-#
-#          this is a merge of minarch and GuessOS from the Apache Group.
-#          Originally written by Tim Hudson <tjh@cryptsoft.com>.
-
-# Original Apache Group comments on GuessOS
-
-# Simple OS/Platform guesser. Similar to config.guess but
-# much, much smaller. Since it was developed for use with
-# Apache, it follows under Apache's regular licensing
-# with one specific addition: Any changes or additions
-# to this script should be Emailed to the Apache
-# group (apache@apache.org) in general and to
-# Jim Jagielski (jim@jaguNET.com) in specific.
-#
-# Be as similar to the output of config.guess/config.sub
-# as possible.
-
-PREFIX=""
+# Do "config -h" for usage information.
 SUFFIX=""
-TEST="false"
+DRYRUN="false"
+VERBOSE="false"
 EXE=""
+THERE=`dirname $0`
 
 # pick up any command line args to config
 for i
 do
 case "$i" in 
--d*) PREFIX="debug-";;
--t*) TEST="true";;
--h*) TEST="true"; cat <<EOF
+-d*) options=$options" --debug";;
+-t*) DRYRUN="true" VERBOSE="true";;
+-v*) VERBOSE="true";;
+-h*) DRYRUN="true"; cat <<EOF
 Usage: config [options]
- -d    Add a debug- prefix to machine choice.
+ -d    Build with debugging when possible.
  -t    Test mode, do not run the Configure perl script.
+ -v    Verbose mode, show the exact Configure call that is being made.
  -h    This help.
 
 Any other text will be passed to the Configure perl script.
@@ -42,16 +35,26 @@ See INSTALL for instructions.
 
 EOF
 ;;
-*) options=$options" $i" ;;
+*)  i=`echo "$i" | sed -e "s|'|'\\\\\\''|g"`
+    options="$options '$i'" ;;
 esac
 done
 
+# Environment that's being passed to Configure
+__CNF_CPPDEFINES=
+__CNF_CPPINCLUDES=
+__CNF_CPPFLAGS=
+__CNF_CFLAGS=
+__CNF_CXXFLAGS=
+__CNF_LDFLAGS=
+__CNF_LDLIBS=
+
 # First get uname entries that we use below
 
-MACHINE=`(uname -m) 2>/dev/null` || MACHINE="unknown"
-RELEASE=`(uname -r) 2>/dev/null` || RELEASE="unknown"
-SYSTEM=`(uname -s) 2>/dev/null`  || SYSTEM="unknown"
-VERSION=`(uname -v) 2>/dev/null` || VERSION="unknown"
+[ "$MACHINE" ] || MACHINE=`(uname -m) 2>/dev/null` || MACHINE="unknown"
+[ "$RELEASE" ] || RELEASE=`(uname -r) 2>/dev/null` || RELEASE="unknown"
+[ "$SYSTEM" ] || SYSTEM=`(uname -s) 2>/dev/null`  || SYSTEM="unknown"
+[ "$BUILD" ] || VERSION=`(uname -v) 2>/dev/null` || VERSION="unknown"
 
 
 # Now test for ISC and SCO, since it is has a braindamaged uname.
@@ -102,10 +105,6 @@ fi
 # Now we simply scan though... In most cases, the SYSTEM info is enough
 #
 case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
-    MPE/iX:*)
-       MACHINE=`echo "$MACHINE" | sed -e 's/-/_/g'`
-       echo "parisc-hp-MPE/iX"; exit 0
-       ;;
     A/UX:*)
        echo "m68k-apple-aux3"; exit 0
        ;;
@@ -122,18 +121,6 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
        echo "${MACHINE}-ibm-aix3"; exit 0
        ;;
 
-    BeOS:*:BePC)
-    if [ -e /boot/develop/headers/be/bone ]; then
-               echo "beos-x86-bone"; exit 0
-       else
-               echo "beos-x86-r5"; exit 0
-       fi
-       ;;
-
-    dgux:*)
-       echo "${MACHINE}-dg-dgux"; exit 0
-       ;;
-
     HI-UX:*)
        echo "${MACHINE}-hi-hiux"; exit 0
        ;;
@@ -150,10 +137,6 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
        esac
        ;;
 
-    IRIX:5.*)
-       echo "mips2-sgi-irix"; exit 0
-       ;;
-
     IRIX:6.*)
        echo "mips3-sgi-irix"; exit 0
        ;;
@@ -214,10 +197,18 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
         echo "${MACH}-${ARCH}-freebsd${VERS}"; exit 0
         ;;
 
+    DragonFly:*)
+       echo "${MACHINE}-whatever-dragonfly"; exit 0
+       ;;
+
     FreeBSD:*)
        echo "${MACHINE}-whatever-freebsd"; exit 0
        ;;
 
+    Haiku:*)
+       echo "${MACHINE}-whatever-haiku"; exit 0
+       ;;
+
     NetBSD:*:*:*386*)
         echo "`(/usr/sbin/sysctl -n hw.model || /sbin/sysctl -n hw.model) | sed 's,.*\(.\)86-class.*,i\186,'`-whatever-netbsd"; exit 0
        ;;
@@ -249,21 +240,6 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
        esac
        ;;
 
-    QNX:*)
-       case "$RELEASE" in
-           4*)
-               echo "${MACHINE}-whatever-qnx4"
-               ;;
-           6*)
-               echo "${MACHINE}-whatever-qnx6"
-               ;;
-           *)
-               echo "${MACHINE}-whatever-qnx"
-               ;;
-       esac
-       exit 0
-       ;;
-
     Paragon*:*:*:*)
        echo "i860-intel-osf1"; exit 0
        ;;
@@ -277,6 +253,9 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
            Power*)
                echo "ppc-apple-darwin${VERSION}"
                ;;
+           x86_64)
+               echo "x86_64-apple-darwin${VERSION}"
+               ;;
            *)
                echo "i686-apple-darwin${VERSION}"
                ;;
@@ -320,10 +299,6 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
        echo "${MACHINE}-unknown-ultrix"; exit 0
        ;;
 
-    SINIX*|ReliantUNIX*)
-       echo "${MACHINE}-siemens-sysv4"; exit 0
-       ;;
-
     POSIX-BC*)
        echo "${MACHINE}-siemens-sysv4"; exit 0   # Here, $MACHINE == "BS2000"
        ;;
@@ -340,35 +315,24 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
        echo "${MACHINE}-v11-${SYSTEM}"; exit 0;
        ;;
 
-    NEWS-OS:4.*)
-       echo "mips-sony-newsos4"; exit 0;
+    # The following combinations are supported
+    # MINGW64* on x86_64 => mingw64
+    # MINGW32* on x86_64 => mingw
+    # MINGW32* on i?86 => mingw
+    #
+    # MINGW64* on i?86 isn't expected to work...
+    MINGW64*:*:*:x86_64)
+       echo "${MACHINE}-whatever-mingw64"; exit 0;
        ;;
-
     MINGW*)
        echo "${MACHINE}-whatever-mingw"; exit 0;
        ;;
     CYGWIN*)
-       case "$RELEASE" in
-           [bB]*|1.0|1.[12].*)
-               echo "${MACHINE}-whatever-cygwin_pre1.3"
-               ;;
-           *)
-               echo "${MACHINE}-whatever-cygwin"
-               ;;
-       esac
-       exit 0
+       echo "${MACHINE}-pc-cygwin"; exit 0
        ;;
 
-    *"CRAY T3E")
-       echo "t3e-cray-unicosmk"; exit 0;
-       ;;
-
-    *CRAY*)
-       echo "j90-cray-unicos"; exit 0;
-       ;;
-
-    NONSTOP_KERNEL*)
-       echo "nsr-tandem-nsk"; exit 0;
+    vxworks*)
+       echo "${MACHINE}-whatever-vxworks"; exit 0;
        ;;
 esac
 
@@ -378,7 +342,7 @@ esac
 #
 
 # Do the Apollo stuff first. Here, we just simply assume
-# that the existance of the /usr/apollo directory is proof
+# that the existence of the /usr/apollo directory is proof
 # enough
 if [ -d /usr/apollo ]; then
     echo "whatever-apollo-whatever"
@@ -407,21 +371,22 @@ exit 0
 # this is where the translation occurs into SSLeay terms
 # ---------------------------------------------------------------------------
 
-# figure out if gcc is available and if so we use it otherwise
-# we fallback to whatever cc does on the system
-GCCVER=`(gcc -dumpversion) 2>/dev/null`
-if [ "$GCCVER" != "" ]; then
-  CC=gcc
-  # then strip off whatever prefix egcs prepends the number with...
-  # Hopefully, this will work for any future prefixes as well.
-  GCCVER=`echo $GCCVER | LC_ALL=C sed 's/^[a-zA-Z]*\-//'`
-  # Since gcc 3.1 gcc --version behaviour has changed.  gcc -dumpversion
-  # does give us what we want though, so we use that.  We just just the
-  # major and minor version numbers.
-  # peak single digit before and after first dot, e.g. 2.95.1 gives 29
-  GCCVER=`echo $GCCVER | sed 's/\([0-9]\)\.\([0-9]\).*/\1\2/'`
-else
-  CC=cc
+# Only set CC if not supplied already
+if [ -z "$CROSS_COMPILE$CC" ]; then
+  GCCVER=`sh -c "gcc -dumpversion" 2>/dev/null`
+  if [ "$GCCVER" != "" ]; then
+    # then strip off whatever prefix egcs prepends the number with...
+    # Hopefully, this will work for any future prefixes as well.
+    GCCVER=`echo $GCCVER | LC_ALL=C sed 's/^[a-zA-Z]*\-//'`
+    # Since gcc 3.1 gcc --version behaviour has changed.  gcc -dumpversion
+    # does give us what we want though, so we use that.  We just just the
+    # major and minor version numbers.
+    # peak single digit before and after first dot, e.g. 2.95.1 gives 29
+    GCCVER=`echo $GCCVER | sed 's/\([0-9]\)\.\([0-9]\).*/\1\2/'`
+    CC=gcc
+  else
+    CC=cc
+  fi
 fi
 GCCVER=${GCCVER:-0}
 if [ "$SYSTEM" = "HP-UX" ];then
@@ -462,19 +427,6 @@ if [ "$SYSTEM" = "SunOS" ]; then
   fi
 fi
 
-if [ "${SYSTEM}-${MACHINE}" = "Linux-alpha" ]; then
-  # check for Compaq C, expected output is "blah-blah C Vx.x"
-  CCCVER=`(ccc -V 2>&1) 2>/dev/null | \
-       egrep -e '.* C V[0-9]\.[0-9]' | \
-       sed 's/.* C V\([0-9]\)\.\([0-9]\).*/\1\2/'`
-  CCCVER=${CCCVER:-0}
-  if [ $CCCVER -gt 60 ]; then
-    CC=ccc     # overrides gcc!!! well, ccc outperforms inoticeably
-               # only on hash routines and des, otherwise gcc (2.95)
-               # keeps along rather tight...
-  fi
-fi
-
 if [ "${SYSTEM}" = "AIX" ]; then       # favor vendor cc over gcc
     (cc) 2>&1 | grep -iv "not found" > /dev/null && CC=cc
 fi
@@ -490,63 +442,71 @@ echo Operating system: $GUESSOS
 # script above so we end up with values in vars but that would take
 # more time that I want to waste at the moment
 case "$GUESSOS" in
-  mips2-sgi-irix)
-       CPU=`(hinv -t cpu) 2>/dev/null | head -1 | sed 's/^CPU:[^R]*R\([0-9]*\).*/\1/'`
-       CPU=${CPU:-0}
-       if [ $CPU -ge 4000 ]; then
-               options="$options -mips2"
-       fi
-       OUT="irix-$CC"
+  uClinux*64*)
+    OUT=uClinux-dist64
+       ;;
+  uClinux*)
+    OUT=uClinux-dist
        ;;
   mips3-sgi-irix)
-       #CPU=`(hinv -t cpu) 2>/dev/null | head -1 | sed 's/^CPU:[^R]*R\([0-9]*\).*/\1/'`
-       #CPU=${CPU:-0}
-       #if [ $CPU -ge 5000 ]; then
-       #       options="$options -mips4"
-       #else
-       #       options="$options -mips3"
-       #fi
        OUT="irix-mips3-$CC"
        ;;
   mips4-sgi-irix64)
        echo "WARNING! If you wish to build 64-bit library, then you have to"
-       echo "         invoke './Configure irix64-mips4-$CC' *manually*."
-       if [ "$TEST" = "false" -a -t 1 ]; then
+       echo "         invoke '$THERE/Configure irix64-mips4-$CC' *manually*."
+       if [ "$DRYRUN" = "false" -a -t 1 ]; then
          echo "         You have about 5 seconds to press Ctrl-C to abort."
-         (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+         (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
        fi
-        #CPU=`(hinv -t cpu) 2>/dev/null | head -1 | sed 's/^CPU:[^R]*R\([0-9]*\).*/\1/'`
-        #CPU=${CPU:-0}
-        #if [ $CPU -ge 5000 ]; then
-        #        options="$options -mips4"
-        #else
-        #        options="$options -mips3"
-        #fi
        OUT="irix-mips3-$CC"
        ;;
   ppc-apple-rhapsody) OUT="rhapsody-ppc-cc" ;;
   ppc-apple-darwin*)
        ISA64=`(sysctl -n hw.optional.64bitops) 2>/dev/null`
-       if [ "$ISA64" = "1" ]; then
+       if [ "$ISA64" = "1" -a -z "$KERNEL_BITS" ]; then
            echo "WARNING! If you wish to build 64-bit library, then you have to"
-           echo "         invoke './Configure darwin64-ppc-cc' *manually*."
-           if [ "$TEST" = "false" -a -t 1 ]; then
+           echo "         invoke '$THERE/Configure darwin64-ppc-cc' *manually*."
+           if [ "$DRYRUN" = "false" -a -t 1 ]; then
              echo "         You have about 5 seconds to press Ctrl-C to abort."
-             (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+             (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
            fi
        fi
-       OUT="darwin-ppc-cc" ;;
+       if [ "$ISA64" = "1" -a "$KERNEL_BITS" = "64" ]; then
+           OUT="darwin64-ppc-cc"
+       else
+           OUT="darwin-ppc-cc"
+       fi ;;
   i?86-apple-darwin*)
        ISA64=`(sysctl -n hw.optional.x86_64) 2>/dev/null`
-       if [ "$ISA64" = "1" ]; then
+       if [ "$ISA64" = "1" -a -z "$KERNEL_BITS" ]; then
            echo "WARNING! If you wish to build 64-bit library, then you have to"
-           echo "         invoke './Configure darwin64-x86_86-cc' *manually*."
-           if [ "$TEST" = "false" -a -t 1 ]; then
+           echo "         invoke 'KERNEL_BITS=64 $THERE/config $options'."
+           if [ "$DRYRUN" = "false" -a -t 1 ]; then
              echo "         You have about 5 seconds to press Ctrl-C to abort."
-             (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+             (trap "stty `stty -g`; exit 1" 2; stty -icanon min 0 time 50; read waste; exit 0) <&1 || exit
            fi
        fi
-       OUT="darwin-i386-cc" ;;
+       if [ "$ISA64" = "1" -a "$KERNEL_BITS" = "64" ]; then
+           OUT="darwin64-x86_64-cc"
+       else
+           OUT="darwin-i386-cc"
+       fi ;;
+  x86_64-apple-darwin*)
+       if [ "$KERNEL_BITS" = "32" ]; then
+           OUT="darwin-i386-cc"
+       else
+           OUT="darwin64-x86_64-cc"
+       fi ;;
+  armv6+7-*-iphoneos)
+       __CNF_CFLAGS="$__CNF_CFLAGS -arch%20armv6 -arch%20armv7"
+       __CNF_CXXFLAGS="$__CNF_CXXFLAGS -arch%20armv6 -arch%20armv7"
+       OUT="iphoneos-cross" ;;
+  *-*-iphoneos)
+       __CNF_CFLAGS="$__CNF_CFLAGS -arch%20${MACHINE}"
+       __CNF_CXXFLAGS="$__CNF_CXXFLAGS -arch%20${MACHINE}"
+       OUT="iphoneos-cross" ;;
+  arm64-*-iphoneos|*-*-ios64)
+       OUT="ios64-cross" ;;
   alpha-*-linux2)
         ISA=`awk '/cpu model/{print$4;exit(0);}' /proc/cpuinfo`
        case ${ISA:-generic} in
@@ -555,30 +515,61 @@ case "$GUESSOS" in
        esac
        if [ "$CC" = "gcc" ]; then
            case ${ISA:-generic} in
-           EV5|EV45)           options="$options -mcpu=ev5";;
-           EV56|PCA56)         options="$options -mcpu=ev56";;
-           *)                  options="$options -mcpu=ev6";;
+           EV5|EV45)           __CNF_CFLAGS="$__CNF_CFLAGS -mcpu=ev5"
+                               __CNF_CXXFLAGS="$__CNF_CFLAGS -mcpu=ev5";;
+           EV56|PCA56)         __CNF_CFLAGS="$__CNF_CFLAGS -mcpu=ev56"
+                               __CNF_CXXFLAGS="$__CNF_CXXFLAGS -mcpu=ev56";;
+           *)                  __CNF_CFLAGS="$__CNF_CFLAGS -mcpu=ev6"
+                               __CNF_CXXFLAGS="$__CNF_CXXFLAGS -mcpu=ev6";;
            esac
        fi
        ;;
   ppc64-*-linux2)
-       echo "WARNING! If you wish to build 64-bit library, then you have to"
-       echo "         invoke './Configure linux-ppc64' *manually*."
-       if [ "$TEST" = "false" -a -t 1 ]; then
-           echo "         You have about 5 seconds to press Ctrl-C to abort."
-           (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+       if [ -z "$KERNEL_BITS" ]; then
+           echo "WARNING! If you wish to build 64-bit library, then you have to"
+           echo "         invoke '$THERE/Configure linux-ppc64' *manually*."
+           if [ "$DRYRUN" = "false" -a -t 1 ]; then
+               echo "         You have about 5 seconds to press Ctrl-C to abort."
+               (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
+           fi
+       fi
+       if [ "$KERNEL_BITS" = "64" ]; then
+           OUT="linux-ppc64"
+       else
+           OUT="linux-ppc"
+           if (echo "__LP64__" | gcc -E -x c - 2>/dev/null | grep "^__LP64__" 2>&1 > /dev/null); then
+               :;
+           else
+               __CNF_CFLAGS="$__CNF_CFLAGS -m32"
+               __CNF_CXXFLAGS="$__CNF_CXXFLAGS -m32"
+           fi
        fi
-       OUT="linux-ppc"
        ;;
+  ppc64le-*-linux2) OUT="linux-ppc64le" ;;
   ppc-*-linux2) OUT="linux-ppc" ;;
+  mips64*-*-linux2)
+       echo "WARNING! If you wish to build 64-bit library, then you have to"
+       echo "         invoke '$THERE/Configure linux64-mips64' *manually*."
+       if [ "$DRYRUN" = "false" -a -t 1 ]; then
+           echo "         You have about 5 seconds to press Ctrl-C to abort."
+           (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
+       fi
+       OUT="linux-mips64"
+       ;;
+  mips*-*-linux2) OUT="linux-mips32" ;;
+  ppc60x-*-vxworks*) OUT="vxworks-ppc60x" ;;
+  ppcgen-*-vxworks*) OUT="vxworks-ppcgen" ;;
+  pentium-*-vxworks*) OUT="vxworks-pentium" ;;
+  simlinux-*-vxworks*) OUT="vxworks-simlinux" ;;
+  mips-*-vxworks*) OUT="vxworks-mips";;
   ia64-*-linux?) OUT="linux-ia64" ;;
   sparc64-*-linux2)
        echo "WARNING! If you *know* that your GNU C supports 64-bit/V9 ABI"
        echo "         and wish to build 64-bit library, then you have to"
-       echo "         invoke './Configure linux64-sparcv9' *manually*."
-       if [ "$TEST" = "false" -a -t 1 ]; then
+       echo "         invoke '$THERE/Configure linux64-sparcv9' *manually*."
+       if [ "$DRYRUN" = "false" -a -t 1 ]; then
          echo "          You have about 5 seconds to press Ctrl-C to abort."
-         (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+         (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
        fi
        OUT="linux-sparcv9" ;;
   sparc-*-linux2)
@@ -587,7 +578,8 @@ case "$GUESSOS" in
        sun4u*) OUT="linux-sparcv9" ;;
        sun4m)  OUT="linux-sparcv8" ;;
        sun4d)  OUT="linux-sparcv8" ;;
-       *)      OUT="linux-generic32"; options="$options -DB_ENDIAN" ;;
+       *)      OUT="linux-generic32";
+               __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN" ;;
        esac ;;
   parisc*-*-linux2)
        # 64-bit builds under parisc64 linux are not supported and
@@ -609,40 +601,63 @@ case "$GUESSOS" in
        CPUSCHEDULE=`echo $CPUSCHEDULE|sed -e 's/7300LC/7100LC/' -e 's/8.00/8000/'`
        # Finish Model transformations
 
-       options="$options -DB_ENDIAN -mschedule=$CPUSCHEDULE -march=$CPUARCH"
+       __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN"
+       __CNF_CFLAGS="$__CNF_CFLAGS -mschedule=$CPUSCHEDULE -march=$CPUARCH"
+       __CNF_CXXFLAGS="$__CNF_CXXFLAGS -mschedule=$CPUSCHEDULE -march=$CPUARCH"
        OUT="linux-generic32" ;;
   armv[1-3]*-*-linux2) OUT="linux-generic32" ;;
+  armv[7-9]*-*-linux2) OUT="linux-armv4"
+                      __CNF_CFLAGS="$__CNF_CFLAGS -march=armv7-a"
+                      __CNF_CXXFLAGS="$__CNF_CXXFLAGS -march=armv7-a"
+                      ;;
   arm*-*-linux2) OUT="linux-armv4" ;;
-  sh*b-*-linux2) OUT="linux-generic32"; options="$options -DB_ENDIAN" ;;
-  sh*-*-linux2)  OUT="linux-generic32"; options="$options -DL_ENDIAN" ;;
-  m68k*-*-linux2) OUT="linux-generic32"; options="$options -DB_ENDIAN" ;;
-  s390-*-linux2) OUT="linux-generic32"; options="$options -DB_ENDIAN" ;;
-  s390x-*-linux2) OUT="linux-s390x" ;;
-  x86_64-*-linux?) OUT="linux-x86_64" ;;
-  *86-*-linux2) OUT="linux-elf"
-       if [ "$GCCVER" -gt 28 ]; then
-          if grep '^model.*Pentium' /proc/cpuinfo >/dev/null ; then
-           options="$options -march=pentium"
-          fi
-          if grep '^model.*Pentium Pro' /proc/cpuinfo >/dev/null ; then
-           options="$options -march=pentiumpro"
-          fi
-          if grep '^model.*K6' /proc/cpuinfo >/dev/null ; then
-           options="$options -march=k6"
-          fi
+  aarch64-*-linux2) OUT="linux-aarch64" ;;
+  sh*b-*-linux2) OUT="linux-generic32";
+                __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN" ;;
+  sh*-*-linux2)         OUT="linux-generic32";
+                __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DL_ENDIAN" ;;
+  m68k*-*-linux2) OUT="linux-generic32";
+                 __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN" ;;
+  s390-*-linux2) OUT="linux-generic32";
+                __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN" ;;
+  s390x-*-linux2)
+       # To be uncommented when glibc bug is fixed, see Configure...
+       #if egrep -e '^features.* highgprs' /proc/cpuinfo >/dev/null ; then
+       #  echo "WARNING! If you wish to build \"highgprs\" 32-bit library, then you"
+       #  echo "         have to invoke './Configure linux32-s390x' *manually*."
+       #  if [ "$DRYRUN" = "false" -a -t -1 ]; then
+       #    echo "         You have about 5 seconds to press Ctrl-C to abort."
+       #    (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
+       #  fi
+       #fi
+       OUT="linux64-s390x"
+       ;;
+  x86_64-*-linux?)
+       if $CC -dM -E -x c /dev/null 2>&1 | grep -q ILP32 > /dev/null; then
+           OUT="linux-x32"
+       else
+           OUT="linux-x86_64"
+       fi ;;
+  *86-*-linux2)
+        # On machines where the compiler understands -m32, prefer a
+        # config target that uses it
+        if $CC -m32 -E -x c /dev/null > /dev/null 2>&1; then
+            OUT="linux-x86"
+        else
+            OUT="linux-elf"
         fi ;;
-  *-*-linux1) OUT="linux-aout" ;;
-  *-*-linux2) OUT="linux-generic32" ;;
+  *86-*-linux1) OUT="linux-aout" ;;
+  *-*-linux?) OUT="linux-generic32" ;;
   sun4[uv]*-*-solaris2)
        OUT="solaris-sparcv9-$CC"
-       ISA64=`(isalist) 2>/dev/null | grep sparcv9`
-       if [ "$ISA64" != "" ]; then
+       ISA64=`(isainfo) 2>/dev/null | grep sparcv9`
+       if [ "$ISA64" != "" -a "$KERNEL_BITS" = "" ]; then
            if [ "$CC" = "cc" -a $CCVER -ge 50 ]; then
                echo "WARNING! If you wish to build 64-bit library, then you have to"
-               echo "         invoke './Configure solaris64-sparcv9-cc' *manually*."
-               if [ "$TEST" = "false" -a -t 1 ]; then
+               echo "         invoke '$THERE/Configure solaris64-sparcv9-cc' *manually*."
+               if [ "$DRYRUN" = "false" -a -t 1 ]; then
                  echo "         You have about 5 seconds to press Ctrl-C to abort."
-                 (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+                 (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
                fi
            elif [ "$CC" = "gcc" -a "$GCC_ARCH" = "-m64" ]; then
                # $GCC_ARCH denotes default ABI chosen by compiler driver
@@ -651,28 +666,31 @@ case "$GUESSOS" in
                # and therefore switch over to 64-bit. <appro>
                OUT="solaris64-sparcv9-gcc"
                echo "WARNING! If you wish to build 32-bit library, then you have to"
-               echo "         invoke './Configure solaris-sparcv9-gcc' *manually*."
-               if [ "$TEST" = "false" -a -t 1 ]; then
+               echo "         invoke '$THERE/Configure solaris-sparcv9-gcc' *manually*."
+               if [ "$DRYRUN" = "false" -a -t 1 ]; then
                  echo "         You have about 5 seconds to press Ctrl-C to abort."
-                 (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+                 (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
                fi
            elif [ "$GCC_ARCH" = "-m32" ]; then
                echo "NOTICE! If you *know* that your GNU C supports 64-bit/V9 ABI"
                echo "        and wish to build 64-bit library, then you have to"
-               echo "        invoke './Configure solaris64-sparcv9-gcc' *manually*."
-               if [ "$TEST" = "false" -a -t 1 ]; then
+               echo "        invoke '$THERE/Configure solaris64-sparcv9-gcc' *manually*."
+               if [ "$DRYRUN" = "false" -a -t 1 ]; then
                  echo "         You have about 5 seconds to press Ctrl-C to abort."
-                 (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+                 (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
                fi
            fi
        fi
+       if [ "$ISA64" != "" -a "$KERNEL_BITS" = "64" ]; then
+           OUT="solaris64-sparcv9-$CC"
+       fi
        ;;
   sun4m-*-solaris2)    OUT="solaris-sparcv8-$CC" ;;
   sun4d-*-solaris2)    OUT="solaris-sparcv8-$CC" ;;
   sun4*-*-solaris2)    OUT="solaris-sparcv7-$CC" ;;
   *86*-*-solaris2)
-       ISA64=`(isalist) 2>/dev/null | grep amd64`
-       if [ "$ISA64" != "" ]; then
+       ISA64=`(isainfo) 2>/dev/null | grep amd64`
+       if [ "$ISA64" != "" -a ${KERNEL_BITS:-64} -eq 64 ]; then
            OUT="solaris64-x86_64-$CC"
        else
            OUT="solaris-x86-$CC"
@@ -683,18 +701,22 @@ case "$GUESSOS" in
        ;;
   *-*-sunos4)          OUT="sunos-$CC" ;;
 
-  *86*-*-bsdi4)                OUT="BSD-x86-elf"; options="$options no-sse2 -ldl" ;;
-  alpha*-*-*bsd*)      OUT="BSD-generic64"; options="$options -DL_ENDIAN" ;;
-  powerpc64-*-*bsd*)   OUT="BSD-generic64"; options="$options -DB_ENDIAN" ;;
+  *86*-*-bsdi4)                OUT="BSD-x86-elf"; options="$options no-sse2";
+                       __CNF_LDFLAGS="$__CNF_LDFLAGS -ldl" ;;
+  alpha*-*-*bsd*)      OUT="BSD-generic64";
+                       __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DL_ENDIAN" ;;
+  powerpc64-*-*bsd*)   OUT="BSD-generic64";
+                       __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DB_ENDIAN" ;;
   sparc64-*-*bsd*)     OUT="BSD-sparc64" ;;
   ia64-*-*bsd*)                OUT="BSD-ia64" ;;
+  x86_64-*-dragonfly*)  OUT="BSD-x86_64" ;;
   amd64-*-*bsd*)       OUT="BSD-x86_64" ;;
   *86*-*-*bsd*)                # mimic ld behaviour when it's looking for libc...
                        if [ -L /usr/lib/libc.so ]; then        # [Free|Net]BSD
                            libc=/usr/lib/libc.so
                        else                                    # OpenBSD
                            # ld searches for highest libc.so.* and so do we
-                           libc=`(ls /usr/lib/libc.so.* | tail -1) 2>/dev/null`
+                           libc=`(ls /usr/lib/libc.so.* /lib/libc.so.* | tail -1) 2>/dev/null`
                        fi
                        case "`(file -L $libc) 2>/dev/null`" in
                        *ELF*)  OUT="BSD-x86-elf" ;;
@@ -702,13 +724,17 @@ case "$GUESSOS" in
                        esac ;;
   *-*-*bsd*)           OUT="BSD-generic32" ;;
 
+  x86_64-*-haiku)      OUT="haiku-x86_64" ;;
+  *-*-haiku)           OUT="haiku-x86" ;;
+
   *-*-osf)             OUT="osf1-alpha-cc" ;;
   *-*-tru64)           OUT="tru64-alpha-cc" ;;
   *-*-[Uu]nix[Ww]are7)
        if [ "$CC" = "gcc" ]; then
          OUT="unixware-7-gcc" ; options="$options no-sse2"
        else    
-         OUT="unixware-7" ; options="$options no-sse2 -D__i386__"
+         OUT="unixware-7" ; options="$options no-sse2"
+         __CNF_CPPFLAGS="$__CNF_CPPFLAGS -D__i386__"
        fi
        ;;
   *-*-[Uu]nix[Ww]are20*) OUT="unixware-2.0"; options="$options no-sse2 no-sha512" ;;
@@ -718,51 +744,54 @@ case "$GUESSOS" in
        EXE=".pm"
        OUT="vos-$CC" ;;
   BS2000-siemens-sysv4) OUT="BS2000-OSD" ;;
-  RM*-siemens-sysv4) OUT="ReliantUNIX" ;;
-  *-siemens-sysv4) OUT="SINIX" ;;
   *-hpux1*)
        if [ $CC = "gcc" -a $GCC_BITS = "64" ]; then
            OUT="hpux64-parisc2-gcc"
        fi
-       KERNEL_BITS=`(getconf KERNEL_BITS) 2>/dev/null`
+       [ "$KERNEL_BITS" ] || KERNEL_BITS=`(getconf KERNEL_BITS) 2>/dev/null`
        KERNEL_BITS=${KERNEL_BITS:-32}
        CPU_VERSION=`(getconf CPU_VERSION) 2>/dev/null`
        CPU_VERSION=${CPU_VERSION:-0}
        # See <sys/unistd.h> for further info on CPU_VERSION.
        if   [ $CPU_VERSION -ge 768 ]; then     # IA-64 CPU
-            echo "WARNING! 64-bit ABI is the default configured ABI on HP-UXi."
-            echo "         If you wish to build 32-bit library, the you have to"
-            echo "         invoke './Configure hpux-ia64-cc' *manually*."
-            if [ "$TEST" = "false" -a -t 1 ]; then
-               echo "         You have about 5 seconds to press Ctrl-C to abort."
-               (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
-            fi
-            OUT="hpux64-ia64-cc"
+            if [ $KERNEL_BITS -eq 64 -a "$CC" = "cc" ]; then
+               OUT="hpux64-ia64-cc"
+             else
+               OUT="hpux-ia64-cc"
+             fi
        elif [ $CPU_VERSION -ge 532 ]; then     # PA-RISC 2.x CPU
-            OUT=${OUT:-"hpux-parisc2-${CC}"}
+            # PA-RISC 2.0 is no longer supported as separate 32-bit
+            # target. This is compensated for by run-time detection
+            # in most critical assembly modules and taking advantage
+            # of 2.0 architecture in PA-RISC 1.1 build.
+            OUT=${OUT:-"hpux-parisc1_1-${CC}"}
             if [ $KERNEL_BITS -eq 64 -a "$CC" = "cc" ]; then
                echo "WARNING! If you wish to build 64-bit library then you have to"
-               echo "         invoke './Configure hpux64-parisc2-cc' *manually*."
-               if [ "$TEST" = "false" -a -t 1 ]; then
+               echo "         invoke '$THERE/Configure hpux64-parisc2-cc' *manually*."
+               if [ "$DRYRUN" = "false" -a -t 1 ]; then
                  echo "         You have about 5 seconds to press Ctrl-C to abort."
-                 (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+                 (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
                fi
             fi
        elif [ $CPU_VERSION -ge 528 ]; then     # PA-RISC 1.1+ CPU
-            OUT="hpux-parisc-${CC}"
+            OUT="hpux-parisc1_1-${CC}"
        elif [ $CPU_VERSION -ge 523 ]; then     # PA-RISC 1.0 CPU
             OUT="hpux-parisc-${CC}"
        else                                    # Motorola(?) CPU
             OUT="hpux-$CC"
        fi
-       options="$options -D_REENTRANT" ;;
+       __CNF_CPPFLAGS="$__CNF_CPPFLAGS -D_REENTRANT" ;;
   *-hpux)      OUT="hpux-parisc-$CC" ;;
   *-aix)
-       KERNEL_BITS=`(getconf KERNEL_BITMODE) 2>/dev/null`
+       [ "$KERNEL_BITS" ] || KERNEL_BITS=`(getconf KERNEL_BITMODE) 2>/dev/null`
        KERNEL_BITS=${KERNEL_BITS:-32}
        OBJECT_MODE=${OBJECT_MODE:-32}
        if [ "$CC" = "gcc" ]; then
            OUT="aix-gcc"
+          if [ $OBJECT_MODE -eq 64 ]; then
+            echo 'Your $OBJECT_MODE was found to be set to 64'
+            OUT="aix64-gcc"
+          fi
        elif [ $OBJECT_MODE -eq 64 ]; then
            echo 'Your $OBJECT_MODE was found to be set to 64' 
            OUT="aix64-cc"
@@ -770,10 +799,10 @@ case "$GUESSOS" in
            OUT="aix-cc"
            if [ $KERNEL_BITS -eq 64 ]; then
                echo "WARNING! If you wish to build 64-bit kit, then you have to"
-               echo "         invoke './Configure aix64-cc' *manually*."
-               if [ "$TEST" = "false" -a -t 1 ]; then
+               echo "         invoke '$THERE/Configure aix64-cc' *manually*."
+               if [ "$DRYRUN" = "false" -a -t 1 ]; then
                    echo "         You have ~5 seconds to press Ctrl-C to abort."
-                   (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+                   (trap "stty `stty -g`; exit 0" 2 0; stty -icanon min 0 time 50; read waste) <&1
                fi
            fi
        fi
@@ -784,18 +813,18 @@ case "$GUESSOS" in
        fi
        ;;
   # these are all covered by the catchall below
-  # *-dgux) OUT="dgux" ;;
-  mips-sony-newsos4) OUT="newsos4-gcc" ;;
-  *-*-cygwin_pre1.3) OUT="Cygwin-pre1.3" ;;
-  *-*-cygwin) OUT="Cygwin" ;;
-  t3e-cray-unicosmk) OUT="cray-t3e" ;;
-  j90-cray-unicos) OUT="cray-j90" ;;
-  nsr-tandem-nsk) OUT="tandem-c89" ;;
-  beos-*) OUT="$GUESSOS" ;;
+  i[3456]86-*-cygwin) OUT="Cygwin-x86" ;;
+  *-*-cygwin) OUT="Cygwin-${MACHINE}" ;;
+  x86-*-android|i?86-*-android) OUT="android-x86" ;;
+  armv[7-9]*-*-android)
+      OUT="android-armeabi"
+      __CNF_CFLAGS="$__CNF_CFLAGS -march=armv7-a"
+      __CNF_CXXFLAGS="$__CNF_CXXFLAGS -march=armv7-a";;
+  arm*-*-android) OUT="android-armeabi" ;;
   *) OUT=`echo $GUESSOS | awk -F- '{print $3}'`;;
 esac
 
-# NB: This atalla support has been superceded by the ENGINE support
+# NB: This atalla support has been superseded by the ENGINE support
 # That contains its own header and definitions anyway. Support can
 # be enabled or disabled on any supported platform without external
 # headers, eg. by adding the "hw-atalla" switch to ./config or
@@ -804,9 +833,13 @@ esac
 # See whether we can compile Atalla support
 #if [ -f /usr/include/atasi.h ]
 #then
-#  options="$options -DATALLA"
+#  __CNF_CPPFLAGS="$__CNF_CPPFLAGS -DATALLA"
 #fi
 
+if [ -n "$CONFIG_OPTIONS" ]; then
+  options="$options $CONFIG_OPTIONS"
+fi
+
 # gcc < 2.8 does not support -march=ultrasparc
 if [ "$OUT" = solaris-sparcv9-gcc -a $GCCVER -lt 28 ]
 then
@@ -827,35 +860,14 @@ case "$GUESSOS" in
   i386-*) options="$options 386" ;;
 esac
 
-for i in aes bf camellia cast des dh dsa ec hmac idea md2 md5 mdc2 rc2 rc4 rc5 ripemd rsa seed sha
+for i in aes aria bf camellia cast des dh dsa ec hmac idea md2 md5 mdc2 rc2 rc4 rc5 ripemd rsa seed sha sm2 sm3 sm4
 do
-  if [ ! -d crypto/$i ]
+  if [ ! -d $THERE/crypto/$i ]
   then
     options="$options no-$i"
   fi
 done
 
-# Discover Kerberos 5 (since it's still a prototype, we don't
-# do any guesses yet, that's why this section is commented away.
-#if [ -d /usr/kerberos ]; then
-#    krb5_dir=/usr/kerberos
-#    if [ \( -f $krb5_dir/lib/libgssapi_krb5.a -o -f $krb5_dir/lib/libgssapi_krb5.so* \)\
-#      -a \( -f $krb5_dir/lib/libkrb5.a -o -f $krb5_dir/lib/libkrb5.so* \)\
-#      -a \( -f $krb5_dir/lib/libcom_err.a -o -f $krb5_dir/lib/libcom_err.so* \)\
-#      -a \( -f $krb5_dir/lib/libk5crypto.a -o -f $krb5_dir/lib/libk5crypto.so* \)\
-#      -a \( -f $krb5_dir/include/krb5.h \) ]; then
-#      options="$options --with-krb5-flavor=MIT"
-#    fi
-#elif [ -d /usr/heimdal ]; then
-#    krb5_dir=/usr/heimdal
-#    if [ \( -f $krb5_dir/lib/libgssapi.a -o -f $krb5_dir/lib/libgssapi.so* \)\
-#      -a \( -f $krb5_dir/lib/libkrb5.a -o -f $krb5_dir/lib/libkrb5.so* \)\
-#      -a \( -f $krb5_dir/lib/libcom_err.a -o -f $krb5_dir/lib/libcom_err.so* \)\
-#      -a \( -f $krb5_dir/include/krb5.h \) ]; then
-#      options="$options --with-krb5-flavor=Heimdal"
-#    fi
-#fi
-
 if [ -z "$OUT" ]; then
   OUT="$CC"
 fi
@@ -889,23 +901,46 @@ fi
 # compiler for the platform ... in which case we add it on
 # the end ... otherwise we leave it off
 
-$PERL ./Configure LIST | grep "$OUT-$CC" > /dev/null
+$PERL $THERE/Configure LIST | grep "$OUT-$CC" > /dev/null
 if [ $? = "0" ]; then
   OUT="$OUT-$CC"
 fi
 
-OUT="$PREFIX$OUT"
+OUT="$OUT"
 
-$PERL ./Configure LIST | grep "$OUT" > /dev/null
+$PERL $THERE/Configure LIST | grep "$OUT" > /dev/null
 if [ $? = "0" ]; then
-  echo Configuring for $OUT
-
-  if [ "$TEST" = "true" ]; then
-    echo $PERL ./Configure $OUT $options
-  else
-    $PERL ./Configure $OUT $options
+  if [ "$VERBOSE" = "true" ]; then
+    echo /usr/bin/env \
+        __CNF_CPPDEFINES="'$__CNF_CPPDEFINES'" \
+        __CNF_CPPINCLUDES="'$__CNF_CPPINCLUDES'" \
+        __CNF_CPPFLAGS="'$__CNF_CPPFLAGS'" \
+        __CNF_CFLAGS="'$__CNF_CFLAGS'" \
+        __CNF_CXXFLAGS="'$__CNF_CXXFLAGS'" \
+        __CNF_LDFLAGS="'$__CNF_LDFLAGS'" \
+        __CNF_LDLIBS="'$__CNF_LDLIBS'" \
+        $PERL $THERE/Configure $OUT $options
+  fi  
+  if [ "$DRYRUN" = "false" ]; then
+    # eval to make sure quoted options, possibly with spaces inside,
+    # are treated right
+    eval /usr/bin/env \
+        __CNF_CPPDEFINES="'$__CNF_CPPDEFINES'" \
+        __CNF_CPPINCLUDES="'$__CNF_CPPINCLUDES'" \
+        __CNF_CPPFLAGS="'$__CNF_CPPFLAGS'" \
+        __CNF_CFLAGS="'$__CNF_CFLAGS'" \
+        __CNF_CXXFLAGS="'$__CNF_CXXFLAGS'" \
+        __CNF_LDFLAGS="'$__CNF_LDFLAGS'" \
+        __CNF_LDLIBS="'$__CNF_LDLIBS'" \
+        $PERL $THERE/Configure $OUT $options
   fi
 else
   echo "This system ($OUT) is not supported. See file INSTALL for details."
+  exit 1
+fi
+
+if [ "$OUT" = "darwin64-x86_64-cc" ]; then
+    echo "WARNING! If you wish to build 32-bit libraries, then you have to"
+    echo "         invoke 'KERNEL_BITS=32 $THERE/config $options'."
 fi
 )