Configure

			}
		elsif (/^enable-(.+)$/ || /^experimental-(.+)$/)
			{
			my $algo = $1;
			if ($disabled{$algo} eq "experimental")
				{
				die "You are requesting an experimental feature; please say 'experimental-$algo' if you are sure\n"
					unless (/^experimental-/);
				push @experimental, $algo;
				}
			delete $disabled{$algo};

			$threads = 1 if ($algo eq "threads");
			}
		elsif (/^--test-sanity$/)
			{
			exit(&test_sanity());
			}
		elsif (/^--strict-warnings$/)
			{
			$strict_warnings = 1;
			}
		elsif (/^--debug$/)
			{
			$build_prefix = "debug_";
			}
		elsif (/^--release$/)
			{
			$build_prefix = "release_";
			}
		elsif (/^reconfigure/ || /^reconf/)
			{
			if (open(IN,"<$Makefile"))
				{
				my $config_args_found=0;
				while (<IN>)
					{
					chomp;
					if (/^CONFIGURE_ARGS=(.*)/)
						{
						$argvstring=$1;
						@argvcopy=split(' ',$argvstring);
						die "Incorrect data to reconfigure, please do a normal configuration\n"
							if (grep(/^reconf/,@argvcopy));
						print "Reconfiguring with: $argvstring\n";
						$argv_unprocessed=1;
						$config_args_found=1;
						}
					elsif (/^CROSS_COMPILE=\s*(.*)/)
						{
						$ENV{CROSS_COMPILE}=$1;
						}
					elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)/)
						{
						$ENV{CC}=$1;
						}
					}
				close(IN);
				last PROCESS_ARGS if ($config_args_found);
				}
			die "Insufficient data to reconfigure, please do a normal configuration\n";
			}
		elsif (/^386$/)
			{ $processor=386; }
		elsif (/^fips$/)
			{
			$fips=1;
			}
		elsif (/^rsaref$/)
			{
			# No RSAref support any more since it's not needed.
			# The check for the option is there so scripts aren't
			# broken
			}
		elsif (/^nofipscanistercheck$/)
			{
			$fips = 1;
			$nofipscanistercheck = 1;
			}
		elsif (/^[-+]/)
			{
			if (/^--prefix=(.*)$/)
				{
				$prefix=$1;
				}
			elsif (/^--libdir=(.*)$/)
				{
				$libdir=$1;
				}
			elsif (/^--openssldir=(.*)$/)
				{
				$openssldir=$1;
				}
			elsif (/^--install.prefix=(.*)$/)
				{
				$install_prefix=$1;
				}
			elsif (/^--with-zlib-lib=(.*)$/)
				{
				$withargs{"zlib-lib"}=$1;
				}
			elsif (/^--with-zlib-include=(.*)$/)
				{
				$withargs{"zlib-include"}="-I$1";
				}
			elsif (/^--with-fipslibdir=(.*)$/)
				{
				$fipslibdir="$1/";
				}
			elsif (/^--with-baseaddr=(.*)$/)
				{
				$baseaddr="$1";
				}
			elsif (/^--cross-compile-prefix=(.*)$/)
				{
				$cross_compile_prefix=$1;
				}
			elsif (/^--config=(.*)$/)
				{
				read_config $1;
				}
			elsif (/^-[lL](.*)$/ or /^-Wl,/)
				{
				$libs.=$_." ";
				}
			else	# common if (/^[-+]/), just pass down...
				{
				$_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
				$flags.=$_." ";
				}
			}
		elsif ($_ =~ /^([^:]+):(.+)$/)
			{
			eval "\$table{\$1} = \"$2\""; # allow $xxx constructs in the string
			$target=$1;
			}
		else
			{
			die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
			$target=$_;
			}

		unless ($_ eq $target || /^no-/ || /^disable-/)
			{
			# "no-..." follows later after implied disactivations
			# have been derived.  (Don't take this too seroiusly,
			# we really only write OPTIONS to the Makefile out of
			# nostalgia.)

			if ($options eq "")
				{ $options = $_; }
			else
				{ $options .= " ".$_; }
			}
		}

	if (keys %unsupported_options)
		{
		die "***** Unsupported options: ",
			join(", ", keys %unsupported_options), "\n";
		}
	}
	}


if ($processor eq "386")
	{
	$disabled{"sse2"} = "forced";
	}

if (!defined($disabled{"zlib-dynamic"}))
	{
	# "zlib-dynamic" was specifically enabled, so enable "zlib"
	delete $disabled{"zlib"};
	}

if (defined($disabled{"rijndael"}))
	{
	$disabled{"aes"} = "forced";
	}
if (defined($disabled{"des"}))
	{
	$disabled{"mdc2"} = "forced";
	}
if (defined($disabled{"ec"}))
	{
	$disabled{"ecdsa"} = "forced";
	$disabled{"ecdh"} = "forced";
	}

# SSL 3.0 and TLS requires MD5 and SHA and either RSA or DSA+DH
if (defined($disabled{"md5"}) || defined($disabled{"sha"})
    || (defined($disabled{"rsa"})
        && (defined($disabled{"dsa"}) || defined($disabled{"dh"}))))
	{
	$disabled{"ssl3"} = "forced";
	$disabled{"tls1"} = "forced";
	}


if (defined($disabled{"ec"}) || defined($disabled{"dsa"})
    || defined($disabled{"dh"}) || defined($disabled{"stdio"}))
	{
	$disabled{"gost"} = "forced";
	}


if ($target eq "TABLE") {
	foreach $target (sort keys %table) {
		print_table_entry($target, "TABLE");
	}
	exit 0;
}

if ($target eq "LIST") {
	foreach (sort keys %table) {
		print;
		print "\n";
	}
	exit 0;
}

if ($target eq "HASH") {
	print "%table = (\n";
	foreach (sort keys %table) {
		print_table_entry($_, "HASH");
	}
	exit 0;
}

if ($target =~ m/^CygWin32(-.*)$/) {
	$target = "Cygwin".$1;
}

print "Configuring for $target\n";

# Support for legacy targets having a name starting with 'debug-'
my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
if ($d) {
    $build_prefix = "debug_";

    # If we do not find debug-foo in the table, the target is set to foo,
    # but only if the foo target has a noon-empty debug_cflags or debug_lflags
    # attribute.
    if (!$table{$target} && ($table{$t}->{debug_cflags}
			     || $table{$t}->{debug_lflags})) {
	$target = $t;
    }
}

&usage if (!defined($table{$target})
	   || $table{$target}->{template}
	   || ($build_prefix eq "debug_"
	       && $target !~ /^debug-/
	       && !($table{$target}->{debug_cflags}
		    || $table{$target}->{debug_lflags})));

if ($fips)
	{
	delete $disabled{"shared"} if ($disabled{"shared"} eq "default");
	}

foreach (sort (keys %disabled))
	{
	$options .= " no-$_";

	printf "    no-%-12s %-10s", $_, "[$disabled{$_}]";

	if (/^dso$/)
		{ $no_dso = 1; }
	elsif (/^threads$/)
		{ $no_threads = 1; }
	elsif (/^shared$/)
		{ $no_shared = 1; }
	elsif (/^zlib$/)
		{ $zlib = 0; }
	elsif (/^static-engine$/)
		{ }
	elsif (/^zlib-dynamic$/)
		{ }
	elsif (/^sse2$/)
		{ $no_sse2 = 1; }
	else
		{
		my ($ALGO, $algo);
		($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;

		if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/)
			{
			$openssl_other_defines .= "#define OPENSSL_NO_$ALGO\n";
			print " OPENSSL_NO_$ALGO";

			if (/^err$/)	{ $flags .= "-DOPENSSL_NO_ERR "; }
			elsif (/^asm$/)	{ $no_asm = 1; }
			}
		else
			{
			($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");

			$openssl_algorithm_defines .= "#define OPENSSL_NO_$ALGO\n";
			print " OPENSSL_NO_$ALGO";

			push @skip, $algo;
			# fix-up crypto/directory name(s)
			$skip[$#skip]="whrlpool" if $algo eq "whirlpool";
			$skip[$#skip]="ripemd" if $algo eq "rmd160";

			print " (skip dir)";

			$depflags .= " -DOPENSSL_NO_$ALGO";
			}
		}

	print "\n";
	}

my $exp_cflags = "";

foreach (sort @experimental)
	{
	my $ALGO;
	($ALGO = $_) =~ tr/[a-z]/[A-Z]/;

	# opensslconf.h will set OPENSSL_NO_... unless OPENSSL_EXPERIMENTAL_... is defined
	$openssl_experimental_defines .= "#define OPENSSL_NO_$ALGO\n";
	$exp_cflags .= " -DOPENSSL_EXPERIMENTAL_$ALGO";
	}

my $IsMK1MF=scalar grep /^$target$/,@MK1MF_Builds;

$exe_ext=".exe" if ($target eq "Cygwin" || $target eq "DJGPP" || $target =~ /^mingw/);
$exe_ext=".nlm" if ($target =~ /netware/);
$exe_ext=".pm"  if ($target =~ /vos/);
$openssldir="/usr/local/ssl" if ($openssldir eq "" and $prefix eq "");
$prefix=$openssldir if $prefix eq "";

$default_ranlib= &which("ranlib") or $default_ranlib="true";
$perl=$ENV{'PERL'} or $perl=&which("perl5") or $perl=&which("perl")
  or $perl="perl";
my $make = $ENV{'MAKE'} || "make";

$cross_compile_prefix=$ENV{'CROSS_COMPILE'} if $cross_compile_prefix eq "";

chop $openssldir if $openssldir =~ /\/$/;
chop $prefix if $prefix =~ /.\/$/;

$openssldir=$prefix . "/ssl" if $openssldir eq "";
$openssldir=$prefix . "/" . $openssldir if $openssldir !~ /(^\/|^[a-zA-Z]:[\\\/])/;


print "IsMK1MF=$IsMK1MF\n";

# Allow environment CC to override compiler...
my $cc = $ENV{CC} || $table{$target}->{cc};

# For cflags and lflags, add the debug_ or release_ attributes
# Do it in such a way that no spurious space is appended (hence the grep).
my $cflags = join(" ",
		  grep { $_ } ($table{$target}->{cflags},
			       $table{$target}->{$build_prefix."cflags"}));
my $lflags = join(" ",
		  grep { $_ } ($table{$target}->{lflags},
			       $table{$target}->{$build_prefix."lflags"}));

my $unistd = $table{$target}->{unistd};
my $thread_cflag = $table{$target}->{thread_cflag};
my $sys_id = $table{$target}->{sys_id};
my $bn_ops = $table{$target}->{bn_ops};
my $cpuid_obj = $table{$target}->{cpuid_obj};
my $bn_obj = $table{$target}->{bn_obj};
my $ec_obj = $table{$target}->{ec_obj};
my $des_obj = $table{$target}->{des_obj};
my $aes_obj = $table{$target}->{aes_obj};
my $bf_obj = $table{$target}->{bf_obj};
my $md5_obj = $table{$target}->{md5_obj};
my $sha1_obj = $table{$target}->{sha1_obj};
my $cast_obj = $table{$target}->{cast_obj};
my $rc4_obj = $table{$target}->{rc4_obj};
my $rmd160_obj = $table{$target}->{rmd160_obj};
my $rc5_obj = $table{$target}->{rc5_obj};
my $wp_obj = $table{$target}->{wp_obj};
my $cmll_obj = $table{$target}->{cmll_obj};
my $modes_obj = $table{$target}->{modes_obj};
my $engines_obj = $table{$target}->{engines_obj};
my $chacha_obj = $table{$target}->{chacha_obj};
my $poly1305_obj = $table{$target}->{poly1305_obj};
my $perlasm_scheme = $table{$target}->{perlasm_scheme};
my $dso_scheme = $table{$target}->{dso_scheme};
my $shared_target = $table{$target}->{shared_target};
my $shared_cflag = $table{$target}->{shared_cflag};
my $shared_ldflag = $table{$target}->{shared_ldflag};
my $shared_extension = $table{$target}->{shared_extension};
my $ranlib = $ENV{'RANLIB'} || $table{$target}->{ranlib};
my $ar = $ENV{'AR'} || "ar";
my $arflags = $table{$target}->{arflags};
my $multilib = $table{$target}->{multilib};

# if $prefix/lib$multilib is not an existing directory, then
# assume that it's not searched by linker automatically, in
# which case adding $multilib suffix causes more grief than
# we're ready to tolerate, so don't...
$multilib="" if !-d "$prefix/lib$multilib";

$libdir="lib$multilib" if $libdir eq "";

$cflags = "$cflags$exp_cflags";

# '%' in $lflags is used to split flags to "pre-" and post-flags
my ($prelflags,$postlflags)=split('%',$lflags);
if (defined($postlflags))	{ $lflags=$postlflags;	}
else				{ $lflags=$prelflags; undef $prelflags;	}

if ($target =~ /^mingw/ && `$cc --target-help 2>&1` !~ m/\-mno\-cygwin/m)
	{
	$cflags =~ s/\-mno\-cygwin\s*//;
	$shared_ldflag =~ s/\-mno\-cygwin\s*//;
	}

if ($target =~ /linux.*\-mips/ && !$no_asm && $flags !~ /\-m(ips|arch=)/) {
	# minimally required architecture flags for assembly modules
	$cflags="-mips2 $cflags" if ($target =~ /mips32/);
	$cflags="-mips3 $cflags" if ($target =~ /mips64/);
}

my $no_shared_warn=0;
my $no_user_cflags=0;

if ($flags ne "")	{ $cflags="$flags$cflags"; }
else			{ $no_user_cflags=1;       }

# The DSO code currently always implements all functions so that no
# applications will have to worry about that from a compilation point
# of view. However, the "method"s may return zero unless that platform
# has support compiled in for them. Currently each method is enabled
# by a define "DSO_<name>" ... we translate the "dso_scheme" config
# string entry into using the following logic;
my $dso_cflags;
if (!$no_dso && $dso_scheme ne "")
	{
	$dso_scheme =~ tr/[a-z]/[A-Z]/;
	if ($dso_scheme eq "DLFCN")
		{
		$dso_cflags = "-DDSO_DLFCN -DHAVE_DLFCN_H";
		}
	elsif ($dso_scheme eq "DLFCN_NO_H")
		{
		$dso_cflags = "-DDSO_DLFCN";
		}
	else
		{
		$dso_cflags = "-DDSO_$dso_scheme";
		}
	$cflags = "$dso_cflags $cflags";
	}

my $thread_cflags;
my $thread_defines;
if ($thread_cflag ne "(unknown)" && !$no_threads)
	{
	# If we know how to do it, support threads by default.
	$threads = 1;
	}
if ($thread_cflag eq "(unknown)" && $threads)
	{
	# If the user asked for "threads", [s]he is also expected to
	# provide any system-dependent compiler options that are
	# necessary.
	if ($no_user_cflags)
		{
		print "You asked for multi-threading support, but didn't\n";
		print "provide any system-specific compiler options\n";
		exit(1);
		}
	$thread_cflags="-DOPENSSL_THREADS $cflags" ;
	$thread_defines .= "#define OPENSSL_THREADS\n";
	}
else
	{
	$thread_cflags="-DOPENSSL_THREADS $thread_cflag $cflags";
	$thread_defines .= "#define OPENSSL_THREADS\n";
#	my $def;
#	foreach $def (split ' ',$thread_cflag)
#		{
#		if ($def =~ s/^-D// && $def !~ /^_/)
#			{
#			$thread_defines .= "#define $def\n";
#			}
#		}
	}

$lflags="$libs$lflags" if ($libs ne "");

if ($no_asm)
	{
	$cpuid_obj=$bn_obj=$ec_obj=
	$des_obj=$aes_obj=$bf_obj=$cast_obj=$rc4_obj=$rc5_obj=$cmll_obj=
	$modes_obj=$sha1_obj=$md5_obj=$rmd160_obj=$wp_obj=$engines_obj=
	$chacha_obj=$poly1305_obj="";
	$cflags=~s/\-D[BL]_ENDIAN//		if ($fips);
	$thread_cflags=~s/\-D[BL]_ENDIAN//	if ($fips);
	}
elsif (defined($disabled{ec2m}))
	{
	$bn_obj =~ s/\w+-gf2m.o//;
	}

if (!$no_shared)
	{
	$cast_obj="";	# CAST assembler is not PIC
	}

if ($threads)
	{
	$cflags=$thread_cflags;
	$openssl_thread_defines .= $thread_defines;
	}

if ($zlib)
	{
	$cflags = "-DZLIB $cflags";
	if (defined($disabled{"zlib-dynamic"}))
		{
		if (defined($withargs{"zlib-lib"}))
			{
			$lflags = "$lflags -L" . $withargs{"zlib-lib"} . " -lz";
			}
		else
			{
			$lflags = "$lflags -lz";
			}
		}
	else
		{
		$cflags = "-DZLIB_SHARED $cflags";
		}
	}

#Build the library with OPENSSL_USE_DEPRECATED if deprecation is not disabled
if(!defined($disabled{"deprecated"}))
	{
	$cflags = "-DOPENSSL_USE_DEPRECATED $cflags";
	}

# You will find shlib_mark1 and shlib_mark2 explained in Makefile.org
my $shared_mark = "";
if ($shared_target eq "")
	{
	$no_shared_warn = 1 if !$no_shared && !$fips;
	$no_shared = 1;
	}
if (!$no_shared)
	{
	if ($shared_cflag ne "")
		{
		$cflags = "$shared_cflag -DOPENSSL_PIC $cflags";
		}
	}

if (!$IsMK1MF)
	{
	# add {no-}static-engine to options to allow mkdef.pl to work without extra arguments
	if ($no_shared)
		{
		$openssl_other_defines.="#define OPENSSL_NO_DYNAMIC_ENGINE\n";
		$options.=" static-engine";
		}
	else
		{
		$openssl_other_defines.="#define OPENSSL_NO_STATIC_ENGINE\n";
		$options.=" no-static-engine";
		}
	}

$cpuid_obj.=" uplink.o uplink-x86.o" if ($cflags =~ /\-DOPENSSL_USE_APPLINK/);

#
# Platform fix-ups
#
if ($target =~ /\-icc$/)	# Intel C compiler
	{
	my $iccver=0;
	if (open(FD,"$cc -V 2>&1 |"))
		{
		while(<FD>) { $iccver=$1 if (/Version ([0-9]+)\./); }
		close(FD);
		}
	if ($iccver>=8)
		{
		$cflags=~s/\-KPIC/-fPIC/;
		# Eliminate unnecessary dependency from libirc.a. This is
		# essential for shared library support, as otherwise
		# apps/openssl can end up in endless loop upon startup...
		$cflags.=" -Dmemcpy=__builtin_memcpy -Dmemset=__builtin_memset";
		}
	if ($iccver>=9)
		{
		$lflags.=" -i-static";
		$lflags=~s/\-no_cpprt/-no-cpprt/;
		}
	if ($iccver>=10)
		{
		$lflags=~s/\-i\-static/-static-intel/;
		}
	if ($iccver>=11)
		{
		$cflags.=" -no-intel-extensions";	# disable Cilk
		$lflags=~s/\-no\-cpprt/-no-cxxlib/;
		}
	}

# Unlike other OSes (like Solaris, Linux, Tru64, IRIX) BSD run-time
# linkers (tested OpenBSD, NetBSD and FreeBSD) "demand" RPATH set on
# .so objects. Apparently application RPATH is not global and does
# not apply to .so linked with other .so. Problem manifests itself
# when libssl.so fails to load libcrypto.so. One can argue that we
# should engrave this into Makefile.shared rules or into BSD-* config
# lines above. Meanwhile let's try to be cautious and pass -rpath to
# linker only when --prefix is not /usr.
if ($target =~ /^BSD\-/)
	{
	$shared_ldflag.=" -Wl,-rpath,\$(LIBRPATH)" if ($prefix !~ m|^/usr[/]*$|);
	}

if ($sys_id ne "")
	{
	#$cflags="-DOPENSSL_SYS_$sys_id $cflags";
	$openssl_sys_defines="#define OPENSSL_SYS_$sys_id\n";
	}

if ($ranlib eq "")
	{
	$ranlib = $default_ranlib;
	}

#my ($bn1)=split(/\s+/,$bn_obj);
#$bn1 = "" unless defined $bn1;
#$bn1=$bn_asm unless ($bn1 =~ /\.o$/);
#$bn_obj="$bn1";

$cpuid_obj="" if ($processor eq "386");

$bn_obj = $bn_asm unless $bn_obj ne "";
# bn-586 is the only one implementing bn_*_part_words
$cflags.=" -DOPENSSL_BN_ASM_PART_WORDS" if ($bn_obj =~ /bn-586/);
$cflags.=" -DOPENSSL_IA32_SSE2" if (!$no_sse2 && $bn_obj =~ /86/);

$cflags.=" -DOPENSSL_BN_ASM_MONT" if ($bn_obj =~ /-mont/);
$cflags.=" -DOPENSSL_BN_ASM_MONT5" if ($bn_obj =~ /-mont5/);
$cflags.=" -DOPENSSL_BN_ASM_GF2m" if ($bn_obj =~ /-gf2m/);

if ($fips)
	{
	$openssl_other_defines.="#define OPENSSL_FIPS\n";
	}

$cpuid_obj="mem_clr.o"	unless ($cpuid_obj =~ /\.o$/);
$des_obj=$des_enc	unless ($des_obj =~ /\.o$/);
$bf_obj=$bf_enc		unless ($bf_obj =~ /\.o$/);
$cast_obj=$cast_enc	unless ($cast_obj =~ /\.o$/);
$rc4_obj=$rc4_enc	unless ($rc4_obj =~ /\.o$/);
$rc5_obj=$rc5_enc	unless ($rc5_obj =~ /\.o$/);
if ($sha1_obj =~ /\.o$/)
	{
#	$sha1_obj=$sha1_enc;
	$cflags.=" -DSHA1_ASM"   if ($sha1_obj =~ /sx86/ || $sha1_obj =~ /sha1/);
	$cflags.=" -DSHA256_ASM" if ($sha1_obj =~ /sha256/);
	$cflags.=" -DSHA512_ASM" if ($sha1_obj =~ /sha512/);
	if ($sha1_obj =~ /sse2/)
	    {	if ($no_sse2)
		{   $sha1_obj =~ s/\S*sse2\S+//;        }
		elsif ($cflags !~ /OPENSSL_IA32_SSE2/)
		{   $cflags.=" -DOPENSSL_IA32_SSE2";    }
	    }
	}
if ($md5_obj =~ /\.o$/)
	{
#	$md5_obj=$md5_enc;
	$cflags.=" -DMD5_ASM";
	}
if ($rmd160_obj =~ /\.o$/)
	{
#	$rmd160_obj=$rmd160_enc;
	$cflags.=" -DRMD160_ASM";
	}
if ($aes_obj =~ /\.o$/)
	{
	$cflags.=" -DAES_ASM" if ($aes_obj =~ m/\baes\-/);;
	# aes-ctr.o is not a real file, only indication that assembler
	# module implements AES_ctr32_encrypt...
	$cflags.=" -DAES_CTR_ASM" if ($aes_obj =~ s/\s*aes\-ctr\.o//);
	# aes-xts.o indicates presence of AES_xts_[en|de]crypt...
	$cflags.=" -DAES_XTS_ASM" if ($aes_obj =~ s/\s*aes\-xts\.o//);
	$aes_obj =~ s/\s*(vpaes|aesni)\-x86\.o//g if ($no_sse2);
	$cflags.=" -DVPAES_ASM" if ($aes_obj =~ m/vpaes/);
	$cflags.=" -DBSAES_ASM" if ($aes_obj =~ m/bsaes/);
	}
else	{
	$aes_obj=$aes_enc;
	}
$wp_obj="" if ($wp_obj =~ /mmx/ && $processor eq "386");
if ($wp_obj =~ /\.o$/ && !$disabled{"whirlpool"})
	{
	$cflags.=" -DWHIRLPOOL_ASM";
	}
else	{
	$wp_obj="wp_block.o";
	}
$cmll_obj=$cmll_enc	unless ($cmll_obj =~ /.o$/);
if ($modes_obj =~ /ghash\-/)
	{
	$cflags.=" -DGHASH_ASM";
	}
if ($ec_obj =~ /ecp_nistz256/)
	{
	$cflags.=" -DECP_NISTZ256_ASM";
	}
$chacha_obj=$chacha_enc	unless ($chacha_obj =~ /\.o$/);
if ($poly1305_obj =~ /\.o$/)
	{
	$cflags.=" -DPOLY1305_ASM";
	}

# "Stringify" the C flags string.  This permits it to be made part of a string
# and works as well on command lines.
$cflags =~ s/([\\\"])/\\\1/g;

my $version = "unknown";
my $version_num = "unknown";
my $major = "unknown";
my $minor = "unknown";
my $shlib_version_number = "unknown";
my $shlib_version_history = "unknown";
my $shlib_major = "unknown";
my $shlib_minor = "unknown";

open(IN,'<include/openssl/opensslv.h') || die "unable to read opensslv.h:$!\n";
while (<IN>)
	{
	$version=$1 if /OPENSSL.VERSION.TEXT.*OpenSSL (\S+) /;
	$version_num=$1 if /OPENSSL.VERSION.NUMBER.*0x(\S+)/;
	$shlib_version_number=$1 if /SHLIB_VERSION_NUMBER *"([^"]+)"/;
	$shlib_version_history=$1 if /SHLIB_VERSION_HISTORY *"([^"]*)"/;
	}
close(IN);
if ($shlib_version_history ne "") { $shlib_version_history .= ":"; }

if ($version =~ /(^[0-9]*)\.([0-9\.]*)/)
	{
	$major=$1;
	$minor=$2;
	}

if ($shlib_version_number =~ /(^[0-9]*)\.([0-9\.]*)/)
	{
	$shlib_major=$1;
	$shlib_minor=$2;
	}

my $ecc = $cc;
$ecc = "clang" if `$cc --version 2>&1` =~ /clang/;

if ($strict_warnings)
	{
	my $wopt;
	die "ERROR --strict-warnings requires gcc or clang" unless ($ecc =~ /gcc(-\d(\.\d)*)?$/ or $ecc =~ /clang$/);
	foreach $wopt (split /\s+/, $gcc_devteam_warn)
		{
		$cflags .= " $wopt" unless ($cflags =~ /(^|\s)$wopt(\s|$)/)
		}
	if ($ecc eq "clang")
		{
		foreach $wopt (split /\s+/, $clang_devteam_warn)
			{
			$cflags .= " $wopt" unless ($cflags =~ /(^|\s)$wopt(\s|$)/)
			}
		}
	if ($target !~ /^mingw/)
		{
		foreach $wopt (split /\s+/, $memleak_devteam_backtrace)
			{
			$cflags .= " $wopt" unless ($cflags =~ /(^|\s)$wopt(\s|$)/)
			}
                if ($target =~ /^BSD-/)
	                {
                        $lflags .= " -lexecinfo";
                        }
                }
	}

open(IN,"<Makefile.org") || die "unable to read Makefile.org:$!\n";
unlink("$Makefile.new") || die "unable to remove old $Makefile.new:$!\n" if -e "$Makefile.new";
open(OUT,">$Makefile.new") || die "unable to create $Makefile.new:$!\n";
print OUT "### Generated automatically from Makefile.org by Configure.\n\n";
my $sdirs=0;

while (<IN>)
	{
	chomp;
	$sdirs = 1 if /^SDIRS=/;
	if ($sdirs) {
		my $dir;
		foreach $dir (@skip) {
			s/(\s)$dir /$1/;
			s/\s$dir$//;
			}
		}
	$sdirs = 0 unless /\\$/;
        s/fips // if (/^DIRS=/ && !$fips);
        s/engines // if (/^DIRS=/ && $disabled{"engine"});
	s/ccgost// if (/^ENGDIRS=/ && $disabled{"gost"});
	s/^VERSION=.*/VERSION=$version/;
	s/^MAJOR=.*/MAJOR=$major/;
	s/^MINOR=.*/MINOR=$minor/;
	s/^SHLIB_VERSION_NUMBER=.*/SHLIB_VERSION_NUMBER=$shlib_version_number/;
	s/^SHLIB_VERSION_HISTORY=.*/SHLIB_VERSION_HISTORY=$shlib_version_history/;
	s/^SHLIB_MAJOR=.*/SHLIB_MAJOR=$shlib_major/;
	s/^SHLIB_MINOR=.*/SHLIB_MINOR=$shlib_minor/;
	s/^SHLIB_EXT=.*/SHLIB_EXT=$shared_extension/;
	s/^INSTALLTOP=.*$/INSTALLTOP=$prefix/;
	s/^MULTILIB=.*$/MULTILIB=$multilib/;
	s/^OPENSSLDIR=.*$/OPENSSLDIR=$openssldir/;
	s/^LIBDIR=.*$/LIBDIR=$libdir/;
	s/^INSTALL_PREFIX=.*$/INSTALL_PREFIX=$install_prefix/;
	s/^PLATFORM=.*$/PLATFORM=$target/;
	s/^OPTIONS=.*$/OPTIONS=$options/;
	s/^CONFIGURE_ARGS=.*$/CONFIGURE_ARGS=$argvstring/;
	if ($cross_compile_prefix)
		{
		s/^CC=.*$/CROSS_COMPILE= $cross_compile_prefix\nCC= \$\(CROSS_COMPILE\)$cc/;
		s/^AR=\s*/AR= \$\(CROSS_COMPILE\)/;
		s/^NM=\s*/NM= \$\(CROSS_COMPILE\)/;
		s/^RANLIB=\s*/RANLIB= \$\(CROSS_COMPILE\)/;
		s/^MAKEDEPPROG=.*$/MAKEDEPPROG= \$\(CROSS_COMPILE\)$cc/ if $cc eq "gcc";
		}
	else	{
		s/^CC=.*$/CC= $cc/;
		s/^AR=\s*ar/AR= $ar/;
		s/^RANLIB=.*/RANLIB= $ranlib/;
		s/^MAKEDEPPROG=.*$/MAKEDEPPROG= $cc/ if $ecc eq "gcc" || $ecc eq "clang";
		}
	s/^CFLAG=.*$/CFLAG= $cflags/;
	s/^DEPFLAG=.*$/DEPFLAG=$depflags/;
	s/^PEX_LIBS=.*$/PEX_LIBS= $prelflags/;
	s/^EX_LIBS=.*$/EX_LIBS= $lflags/;
	s/^EXE_EXT=.*$/EXE_EXT= $exe_ext/;
	s/^CPUID_OBJ=.*$/CPUID_OBJ= $cpuid_obj/;
	s/^BN_ASM=.*$/BN_ASM= $bn_obj/;
	s/^EC_ASM=.*$/EC_ASM= $ec_obj/;
	s/^DES_ENC=.*$/DES_ENC= $des_obj/;
	s/^AES_ENC=.*$/AES_ENC= $aes_obj/;
	s/^BF_ENC=.*$/BF_ENC= $bf_obj/;
	s/^CAST_ENC=.*$/CAST_ENC= $cast_obj/;
	s/^RC4_ENC=.*$/RC4_ENC= $rc4_obj/;
	s/^RC5_ENC=.*$/RC5_ENC= $rc5_obj/;
	s/^MD5_ASM_OBJ=.*$/MD5_ASM_OBJ= $md5_obj/;
	s/^SHA1_ASM_OBJ=.*$/SHA1_ASM_OBJ= $sha1_obj/;
	s/^RMD160_ASM_OBJ=.*$/RMD160_ASM_OBJ= $rmd160_obj/;
	s/^WP_ASM_OBJ=.*$/WP_ASM_OBJ= $wp_obj/;
	s/^CMLL_ENC=.*$/CMLL_ENC= $cmll_obj/;
	s/^MODES_ASM_OBJ.=*$/MODES_ASM_OBJ= $modes_obj/;
	s/^CHACHA_ENC=.*$/CHACHA_ENC= $chacha_obj/;
	s/^POLY1305_ASM_OBJ=.*$/POLY1305_ASM_OBJ= $poly1305_obj/;
	s/^ENGINES_ASM_OBJ.=*$/ENGINES_ASM_OBJ= $engines_obj/;
	s/^PERLASM_SCHEME=.*$/PERLASM_SCHEME= $perlasm_scheme/;
	s/^PROCESSOR=.*/PROCESSOR= $processor/;
	s/^ARFLAGS=.*/ARFLAGS= $arflags/;
	s/^PERL=.*/PERL= $perl/;
	s/^LIBZLIB=.*/LIBZLIB=$withargs{"zlib-lib"}/;
	s/^ZLIB_INCLUDE=.*/ZLIB_INCLUDE=$withargs{"zlib-include"}/;
	s/^FIPSLIBDIR=.*/FIPSLIBDIR=$fipslibdir/;
	s/^FIPSCANLIB=.*/FIPSCANLIB=libcrypto/ if $fips;
	s/^SHARED_FIPS=.*/SHARED_FIPS=/;
	s/^SHLIBDIRS=.*/SHLIBDIRS= crypto ssl/;
	s/^BASEADDR=.*/BASEADDR=$baseaddr/;
	s/^SHLIB_TARGET=.*/SHLIB_TARGET=$shared_target/;
	s/^SHLIB_MARK=.*/SHLIB_MARK=$shared_mark/;
	s/^SHARED_LIBS=.*/SHARED_LIBS=\$(SHARED_CRYPTO) \$(SHARED_SSL)/ if (!$no_shared);
	if ($shared_extension ne "" && $shared_extension =~ /^\.s([ol])\.[^\.]*$/)
		{
		my $sotmp = $1;
		s/^SHARED_LIBS_LINK_EXTS=.*/SHARED_LIBS_LINK_EXTS=.s$sotmp/;
		}
	elsif ($shared_extension ne "" && $shared_extension =~ /^\.[^\.]*\.dylib$/)
		{
		s/^SHARED_LIBS_LINK_EXTS=.*/SHARED_LIBS_LINK_EXTS=.dylib/;
		}
	elsif ($shared_extension ne "" && $shared_extension =~ /^\.s([ol])\.[^\.]*\.[^\.]*$/)
		{
		my $sotmp = $1;
		s/^SHARED_LIBS_LINK_EXTS=.*/SHARED_LIBS_LINK_EXTS=.s$sotmp.\$(SHLIB_MAJOR) .s$sotmp/;
		}
	elsif ($shared_extension ne "" && $shared_extension =~ /^\.[^\.]*\.[^\.]*\.dylib$/)
		{
		s/^SHARED_LIBS_LINK_EXTS=.*/SHARED_LIBS_LINK_EXTS=.\$(SHLIB_MAJOR).dylib .dylib/;
		}
	s/^SHARED_LDFLAGS=.*/SHARED_LDFLAGS=$shared_ldflag/;
	print OUT $_."\n";
	}
close(IN);
close(OUT);
rename($Makefile,"$Makefile.bak") || die "unable to rename $Makefile\n" if -e $Makefile;
rename("$Makefile.new",$Makefile) || die "unable to rename $Makefile.new\n";

print "CC            =$cc\n";
print "CFLAG         =$cflags\n";
print "EX_LIBS       =$lflags\n";
print "CPUID_OBJ     =$cpuid_obj\n";
print "BN_ASM        =$bn_obj\n";
print "EC_ASM        =$ec_obj\n";
print "DES_ENC       =$des_obj\n";
print "AES_ENC       =$aes_obj\n";
print "BF_ENC        =$bf_obj\n";
print "CAST_ENC      =$cast_obj\n";
print "RC4_ENC       =$rc4_obj\n";
print "RC5_ENC       =$rc5_obj\n";
print "MD5_OBJ_ASM   =$md5_obj\n";
print "SHA1_OBJ_ASM  =$sha1_obj\n";
print "RMD160_OBJ_ASM=$rmd160_obj\n";
print "CMLL_ENC      =$cmll_obj\n";
print "MODES_OBJ     =$modes_obj\n";
print "ENGINES_OBJ   =$engines_obj\n";
print "CHACHA_ENC    =$chacha_obj\n";
print "POLY1305_OBJ  =$poly1305_obj\n";
print "PROCESSOR     =$processor\n";
print "RANLIB        =$ranlib\n";
print "ARFLAGS       =$arflags\n";
print "PERL          =$perl\n";

my $des_ptr=0;
my $des_risc1=0;
my $des_risc2=0;
my $des_unroll=0;
my $bn_ll=0;
my $def_int=2;
my $rc4_int=$def_int;
my $md2_int=$def_int;
my $idea_int=$def_int;
my $rc2_int=$def_int;
my $rc4_idx=0;
my $rc4_chunk=0;
my $bf_ptr=0;
my @type=("char","short","int","long");
my ($b64l,$b64,$b32,$b16,$b8)=(0,0,1,0,0);
my $export_var_as_fn=0;

my $des_int;

foreach (sort split(/\s+/,$bn_ops))
	{
	$des_ptr=1 if /DES_PTR/;
	$des_risc1=1 if /DES_RISC1/;
	$des_risc2=1 if /DES_RISC2/;
	$des_unroll=1 if /DES_UNROLL/;
	$des_int=1 if /DES_INT/;
	$bn_ll=1 if /BN_LLONG/;
	$rc4_int=0 if /RC4_CHAR/;
	$rc4_int=3 if /RC4_LONG/;
	$rc4_idx=1 if /RC4_INDEX/;
	$rc4_chunk=1 if /RC4_CHUNK/;
	$rc4_chunk=2 if /RC4_CHUNK_LL/;
	$md2_int=0 if /MD2_CHAR/;
	$md2_int=3 if /MD2_LONG/;
	$idea_int=1 if /IDEA_SHORT/;
	$idea_int=3 if /IDEA_LONG/;
	$rc2_int=1 if /RC2_SHORT/;
	$rc2_int=3 if /RC2_LONG/;
	$bf_ptr=1 if $_ eq "BF_PTR";
	$bf_ptr=2 if $_ eq "BF_PTR2";
	($b64l,$b64,$b32,$b16,$b8)=(0,1,0,0,0) if /SIXTY_FOUR_BIT/;
	($b64l,$b64,$b32,$b16,$b8)=(1,0,0,0,0) if /SIXTY_FOUR_BIT_LONG/;
	($b64l,$b64,$b32,$b16,$b8)=(0,0,1,0,0) if /THIRTY_TWO_BIT/;
	($b64l,$b64,$b32,$b16,$b8)=(0,0,0,1,0) if /SIXTEEN_BIT/;
	($b64l,$b64,$b32,$b16,$b8)=(0,0,0,0,1) if /EIGHT_BIT/;
	$export_var_as_fn=1 if /EXPORT_VAR_AS_FN/;
	}

open(IN,'<crypto/opensslconf.h.in') || die "unable to read crypto/opensslconf.h.in:$!\n";
unlink("include/openssl/opensslconf.h.new") || die "unable to remove old include/openssl/opensslconf.h.new:$!\n" if -e "include/openssl/opensslconf.h.new";
open(OUT,'>include/openssl/opensslconf.h.new') || die "unable to create include/openssl/opensslconf.h.new:$!\n";
print OUT "/* opensslconf.h */\n";
print OUT "/* WARNING: Generated automatically from opensslconf.h.in by Configure. */\n\n";

print OUT "#ifdef  __cplusplus\n";
print OUT "extern \"C\" {\n";
print OUT "#endif\n";
print OUT "/* OpenSSL was configured with the following options: */\n";
my $openssl_algorithm_defines_trans = $openssl_algorithm_defines;
$openssl_experimental_defines =~ s/^\s*#\s*define\s+OPENSSL_NO_(.*)/#ifndef OPENSSL_EXPERIMENTAL_$1\n# ifndef OPENSSL_NO_$1\n#  define OPENSSL_NO_$1\n# endif\n#endif/mg;
$openssl_algorithm_defines_trans =~ s/^\s*#\s*define\s+OPENSSL_(.*)/# if defined(OPENSSL_$1) \&\& !defined($1)\n#  define $1\n# endif/mg;
$openssl_algorithm_defines =~ s/^\s*#\s*define\s+(.*)/#ifndef $1\n# define $1\n#endif/mg;
$openssl_algorithm_defines = "   /* no ciphers excluded */\n" if $openssl_algorithm_defines eq "";
$openssl_thread_defines =~ s/^\s*#\s*define\s+(.*)/#ifndef $1\n# define $1\n#endif/mg;
$openssl_sys_defines =~ s/^\s*#\s*define\s+(.*)/#ifndef $1\n# define $1\n#endif/mg;
$openssl_other_defines =~ s/^\s*#\s*define\s+(.*)/#ifndef $1\n# define $1\n#endif/mg;
print OUT $openssl_sys_defines;
print OUT "#ifndef OPENSSL_DOING_MAKEDEPEND\n\n";
print OUT $openssl_experimental_defines;
print OUT "\n";
print OUT $openssl_algorithm_defines;
print OUT "\n#endif /* OPENSSL_DOING_MAKEDEPEND */\n\n";