util/mk1mf.pl

   1 #!/usr/local/bin/perl
   2 # A bit of an evil hack but it post processes the file ../MINFO which
   3 # is generated by `make files` in the top directory.
   4 # This script outputs one mega makefile that has no shell stuff or any
   5 # funny stuff
   6 #
   7
   8 $INSTALLTOP="/usr/local/ssl";
   9 $OPENSSLDIR="/usr/local/ssl";
  10 $OPTIONS="";
  11 $ssl_version="";
  12 $banner="\t\@echo Building OpenSSL";
  13
  14 my $no_static_engine = 1;
  15 my $engines = "";
  16 local $zlib_opt = 0;    # 0 = no zlib, 1 = static, 2 = dynamic
  17 local $zlib_lib = "";
  18
  19
  20 open(IN,"<Makefile") || die "unable to open Makefile!\n";
  21 while(<IN>) {
  22     $ssl_version=$1 if (/^VERSION=(.*)$/);
  23     $OPTIONS=$1 if (/^OPTIONS=(.*)$/);
  24     $INSTALLTOP=$1 if (/^INSTALLTOP=(.*$)/);
  25     $OPENSSLDIR=$1 if (/^OPENSSLDIR=(.*$)/);
  26 }
  27 close(IN);
  28
  29 die "Makefile is not the toplevel Makefile!\n" if $ssl_version eq "";
  30
  31 $infile="MINFO";
  32
  33 %ops=(
  34         "VC-WIN32",   "Microsoft Visual C++ [4-6] - Windows NT or 9X",
  35         "VC-WIN64I",  "Microsoft C/C++ - Win64/IA-64",
  36         "VC-WIN64A",  "Microsoft C/C++ - Win64/x64",
  37         "VC-CE",   "Microsoft eMbedded Visual C++ 3.0 - Windows CE ONLY",
  38         "VC-NT",   "Microsoft Visual C++ [4-6] - Windows NT ONLY",
  39         "Mingw32", "GNU C++ - Windows NT or 9x",
  40         "Mingw32-files", "Create files with DOS copy ...",
  41         "BC-NT",   "Borland C++ 4.5 - Windows NT",
  42         "linux-elf","Linux elf",
  43         "ultrix-mips","DEC mips ultrix",
  44         "FreeBSD","FreeBSD distribution",
  45         "OS2-EMX", "EMX GCC OS/2",
  46         "netware-clib", "CodeWarrior for NetWare - CLib - with WinSock Sockets",
  47         "netware-libc", "CodeWarrior for NetWare - LibC - with WinSock Sockets",
  48         "netware-libc-bsdsock", "CodeWarrior for NetWare - LibC - with BSD Sockets",
  49         "default","cc under unix",
  50         );
  51
  52 $platform="";
  53 my $xcflags="";
  54 foreach (@ARGV)
  55         {
  56         if (!&read_options && !defined($ops{$_}))
  57                 {
  58                 print STDERR "unknown option - $_\n";
  59                 print STDERR "usage: perl mk1mf.pl [options] [system]\n";
  60                 print STDERR "\nwhere [system] can be one of the following\n";
  61                 foreach $i (sort keys %ops)
  62                 { printf STDERR "\t%-10s\t%s\n",$i,$ops{$i}; }
  63                 print STDERR <<"EOF";
  64 and [options] can be one of
  65         no-md2 no-md4 no-md5 no-sha no-mdc2     - Skip this digest
  66         no-ripemd
  67         no-rc2 no-rc4 no-rc5 no-idea no-des     - Skip this symetric cipher
  68         no-bf no-cast no-aes no-camellia
  69         no-rsa no-dsa no-dh                     - Skip this public key cipher
  70         no-ssl2 no-ssl3                         - Skip this version of SSL
  71         just-ssl                                - remove all non-ssl keys/digest
  72         no-asm                                  - No x86 asm
  73         no-krb5                                 - No KRB5
  74         no-ec                                   - No EC
  75         no-ecdsa                                - No ECDSA
  76         no-ecdh                                 - No ECDH
  77         no-engine                               - No engine
  78         no-hw                                   - No hw
  79         nasm                                    - Use NASM for x86 asm
  80         nw-nasm                                 - Use NASM x86 asm for NetWare
  81         nw-mwasm                                        - Use Metrowerks x86 asm for NetWare
  82         gaswin                                  - Use GNU as with Mingw32
  83         no-socks                                - No socket code
  84         no-err                                  - No error strings
  85         dll/shlib                               - Build shared libraries (MS)
  86         debug                                   - Debug build
  87         profile                                 - Profiling build
  88         gcc                                     - Use Gcc (unix)
  89
  90 Values that can be set
  91 TMP=tmpdir OUT=outdir SRC=srcdir BIN=binpath INC=header-outdir CC=C-compiler
  92
  93 -L<ex_lib_path> -l<ex_lib>                      - extra library flags (unix)
  94 -<ex_cc_flags>                                  - extra 'cc' flags,
  95                                                   added (MS), or replace (unix)
  96 EOF
  97                 exit(1);
  98                 }
  99         $platform=$_;
 100         }
 101 foreach (grep(!/^$/, split(/ /, $OPTIONS)))
 102         {
 103         print STDERR "unknown option - $_\n" if !&read_options;
 104         }
 105
 106 $no_static_engine = 0 if (!$shlib);
 107
 108 $no_mdc2=1 if ($no_des);
 109
 110 $no_ssl3=1 if ($no_md5 || $no_sha);
 111 $no_ssl3=1 if ($no_rsa && $no_dh);
 112
 113 $no_ssl2=1 if ($no_md5);
 114 $no_ssl2=1 if ($no_rsa);
 115
 116 $out_def="out";
 117 $inc_def="outinc";
 118 $tmp_def="tmp";
 119
 120 $perl="perl" unless defined $perl;
 121 $mkdir="-mkdir" unless defined $mkdir;
 122
 123 ($ssl,$crypto)=("ssl","crypto");
 124 $ranlib="echo ranlib";
 125
 126 $cc=(defined($VARS{'CC'}))?$VARS{'CC'}:'cc';
 127 $src_dir=(defined($VARS{'SRC'}))?$VARS{'SRC'}:'.';
 128 $bin_dir=(defined($VARS{'BIN'}))?$VARS{'BIN'}:'';
 129
 130 # $bin_dir.=$o causes a core dump on my sparc :-(
 131
 132
 133 $NT=0;
 134
 135 push(@INC,"util/pl","pl");
 136 if (($platform =~ /VC-(.+)/))
 137         {
 138         $FLAVOR=$1;
 139         $NT = 1 if $1 eq "NT";
 140         require 'VC-32.pl';
 141         }
 142 elsif ($platform eq "Mingw32")
 143         {
 144         require 'Mingw32.pl';
 145         }
 146 elsif ($platform eq "Mingw32-files")
 147         {
 148         require 'Mingw32f.pl';
 149         }
 150 elsif ($platform eq "BC-NT")
 151         {
 152         $bc=1;
 153         require 'BC-32.pl';
 154         }
 155 elsif ($platform eq "FreeBSD")
 156         {
 157         require 'unix.pl';
 158         $cflags='-DTERMIO -D_ANSI_SOURCE -O2 -fomit-frame-pointer';
 159         }
 160 elsif ($platform eq "linux-elf")
 161         {
 162         require "unix.pl";
 163         require "linux.pl";
 164         $unix=1;
 165         }
 166 elsif ($platform eq "ultrix-mips")
 167         {
 168         require "unix.pl";
 169         require "ultrix.pl";
 170         $unix=1;
 171         }
 172 elsif ($platform eq "OS2-EMX")
 173         {
 174         $wc=1;
 175         require 'OS2-EMX.pl';
 176         }
 177 elsif (($platform eq "netware-clib") || ($platform eq "netware-libc") ||
 178        ($platform eq "netware-libc-bsdsock"))
 179         {
 180         $LIBC=1 if $platform eq "netware-libc" || $platform eq "netware-libc-bsdsock";
 181         $BSDSOCK=1 if $platform eq "netware-libc-bsdsock";
 182         require 'netware.pl';
 183         }
 184 else
 185         {
 186         require "unix.pl";
 187
 188         $unix=1;
 189         $cflags.=' -DTERMIO';
 190         }
 191
 192 $out_dir=(defined($VARS{'OUT'}))?$VARS{'OUT'}:$out_def.($debug?".dbg":"");
 193 $tmp_dir=(defined($VARS{'TMP'}))?$VARS{'TMP'}:$tmp_def.($debug?".dbg":"");
 194 $inc_dir=(defined($VARS{'INC'}))?$VARS{'INC'}:$inc_def;
 195
 196 $bin_dir=$bin_dir.$o unless ((substr($bin_dir,-1,1) eq $o) || ($bin_dir eq ''));
 197
 198 $cflags= "$xcflags$cflags" if $xcflags ne "";
 199
 200 $cflags.=" -DOPENSSL_NO_IDEA" if $no_idea;
 201 $cflags.=" -DOPENSSL_NO_AES"  if $no_aes;
 202 $cflags.=" -DOPENSSL_NO_CAMELLIA"  if $no_camellia;
 203 $cflags.=" -DOPENSSL_NO_RC2"  if $no_rc2;
 204 $cflags.=" -DOPENSSL_NO_RC4"  if $no_rc4;
 205 $cflags.=" -DOPENSSL_NO_RC5"  if $no_rc5;
 206 $cflags.=" -DOPENSSL_NO_MD2"  if $no_md2;
 207 $cflags.=" -DOPENSSL_NO_MD4"  if $no_md4;
 208 $cflags.=" -DOPENSSL_NO_MD5"  if $no_md5;
 209 $cflags.=" -DOPENSSL_NO_SHA"  if $no_sha;
 210 $cflags.=" -DOPENSSL_NO_SHA1" if $no_sha1;
 211 $cflags.=" -DOPENSSL_NO_RIPEMD" if $no_ripemd;
 212 $cflags.=" -DOPENSSL_NO_MDC2" if $no_mdc2;
 213 $cflags.=" -DOPENSSL_NO_BF"  if $no_bf;
 214 $cflags.=" -DOPENSSL_NO_CAST" if $no_cast;
 215 $cflags.=" -DOPENSSL_NO_DES"  if $no_des;
 216 $cflags.=" -DOPENSSL_NO_RSA"  if $no_rsa;
 217 $cflags.=" -DOPENSSL_NO_DSA"  if $no_dsa;
 218 $cflags.=" -DOPENSSL_NO_DH"   if $no_dh;
 219 $cflags.=" -DOPENSSL_NO_WHIRLPOOL"   if $no_whirlpool;
 220 $cflags.=" -DOPENSSL_NO_SOCK" if $no_sock;
 221 $cflags.=" -DOPENSSL_NO_SSL2" if $no_ssl2;
 222 $cflags.=" -DOPENSSL_NO_SSL3" if $no_ssl3;
 223 $cflags.=" -DOPENSSL_NO_ERR"  if $no_err;
 224 $cflags.=" -DOPENSSL_NO_KRB5" if $no_krb5;
 225 $cflags.=" -DOPENSSL_NO_EC"   if $no_ec;
 226 $cflags.=" -DOPENSSL_NO_ECDSA" if $no_ecdsa;
 227 $cflags.=" -DOPENSSL_NO_ECDH" if $no_ecdh;
 228 $cflags.=" -DOPENSSL_NO_ENGINE"   if $no_engine;
 229 $cflags.=" -DOPENSSL_NO_HW"   if $no_hw;
 230
 231 $cflags.= " -DZLIB" if $zlib_opt;
 232 $cflags.= " -DZLIB_SHARED" if $zlib_opt == 2;
 233
 234 if ($no_static_engine)
 235         {
 236         $cflags .= " -DOPENSSL_NO_STATIC_ENGINE";
 237         }
 238 else
 239         {
 240         $cflags .= " -DOPENSSL_NO_DYNAMIC_ENGINE";
 241         }
 242
 243 #$cflags.=" -DRSAref"  if $rsaref ne "";
 244
 245 ## if ($unix)
 246 ##      { $cflags="$c_flags" if ($c_flags ne ""); }
 247 ##else
 248         { $cflags="$c_flags$cflags" if ($c_flags ne ""); }
 249
 250 $ex_libs="$l_flags$ex_libs" if ($l_flags ne "");
 251
 252
 253 %shlib_ex_cflags=("SSL" => " -DOPENSSL_BUILD_SHLIBSSL",
 254                   "CRYPTO" => " -DOPENSSL_BUILD_SHLIBCRYPTO");
 255
 256 if ($msdos)
 257         {
 258         $banner ="\t\@echo Make sure you have run 'perl Configure $platform' in the\n";
 259         $banner.="\t\@echo top level directory, if you don't have perl, you will\n";
 260         $banner.="\t\@echo need to probably edit crypto/bn/bn.h, check the\n";
 261         $banner.="\t\@echo documentation for details.\n";
 262         }
 263
 264 # have to do this to allow $(CC) under unix
 265 $link="$bin_dir$link" if ($link !~ /^\$/);
 266
 267 $INSTALLTOP =~ s|/|$o|g;
 268 $OPENSSLDIR =~ s|/|$o|g;
 269
 270 #############################################
 271 # We parse in input file and 'store' info for later printing.
 272 open(IN,"<$infile") || die "unable to open $infile:$!\n";
 273 $_=<IN>;
 274 for (;;)
 275         {
 276         chop;
 277
 278         ($key,$val)=/^([^=]+)=(.*)/;
 279         if ($key eq "RELATIVE_DIRECTORY")
 280                 {
 281                 if ($lib ne "")
 282                         {
 283                         $uc=$lib;
 284                         $uc =~ s/^lib(.*)\.a/$1/;
 285                         $uc =~ tr/a-z/A-Z/;
 286                         $lib_nam{$uc}=$uc;
 287                         $lib_obj{$uc}.=$libobj." ";
 288                         }
 289                 last if ($val eq "FINISHED");
 290                 $lib="";
 291                 $libobj="";
 292                 $dir=$val;
 293                 }
 294
 295         if ($key eq "KRB5_INCLUDES")
 296                 { $cflags .= " $val";}
 297
 298         if ($key eq "ZLIB_INCLUDE")
 299                 { $cflags .= " $val" if $val ne "";}
 300
 301         if ($key eq "LIBZLIB")
 302                 { $zlib_lib = "$val" if $val ne "";}
 303
 304         if ($key eq "LIBKRB5")
 305                 { $ex_libs .= " $val" if $val ne "";}
 306
 307         if ($key eq "TEST")
 308                 { $test.=&var_add($dir,$val, 0); }
 309
 310         if (($key eq "PROGS") || ($key eq "E_OBJ"))
 311                 { $e_exe.=&var_add($dir,$val, 0); }
 312
 313         if ($key eq "LIB")
 314                 {
 315                 $lib=$val;
 316                 $lib =~ s/^.*\/([^\/]+)$/$1/;
 317                 }
 318
 319         if ($key eq "EXHEADER")
 320                 { $exheader.=&var_add($dir,$val, 1); }
 321
 322         if ($key eq "HEADER")
 323                 { $header.=&var_add($dir,$val, 1); }
 324
 325         if ($key eq "LIBOBJ" && ($dir ne "engines" || !$no_static_engine))
 326                 { $libobj=&var_add($dir,$val, 0); }
 327         if ($key eq "LIBNAMES" && $dir eq "engines" && $no_static_engine)
 328                 { $engines.=$val }
 329
 330         if (!($_=<IN>))
 331                 { $_="RELATIVE_DIRECTORY=FINISHED\n"; }
 332         }
 333 close(IN);
 334
 335 if ($shlib)
 336         {
 337         $extra_install= <<"EOF";
 338         \$(CP) \$(O_SSL) \$(INSTALLTOP)${o}bin
 339         \$(CP) \$(O_CRYPTO) \$(INSTALLTOP)${o}bin
 340         \$(CP) \$(L_SSL) \$(INSTALLTOP)${o}lib
 341         \$(CP) \$(L_CRYPTO) \$(INSTALLTOP)${o}lib
 342 EOF
 343         if ($no_static_engine)
 344                 {
 345                 $extra_install .= <<"EOF"
 346         \$(MKDIR) \$(INSTALLTOP)${o}lib${o}engines
 347         \$(CP) \$(E_SHLIB) \$(INSTALLTOP)${o}lib${o}engines
 348 EOF
 349                 }
 350         }
 351 else
 352         {
 353         $extra_install= <<"EOF";
 354         \$(CP) \$(O_SSL) \$(INSTALLTOP)${o}lib
 355         \$(CP) \$(O_CRYPTO) \$(INSTALLTOP)${o}lib
 356 EOF
 357         $ex_libs .= " $zlib_lib" if $zlib_opt == 1;
 358         }
 359
 360 $defs= <<"EOF";
 361 # This makefile has been automatically generated from the OpenSSL distribution.
 362 # This single makefile will build the complete OpenSSL distribution and
 363 # by default leave the 'intertesting' output files in .${o}out and the stuff
 364 # that needs deleting in .${o}tmp.
 365 # The file was generated by running 'make makefile.one', which
 366 # does a 'make files', which writes all the environment variables from all
 367 # the makefiles to the file call MINFO.  This file is used by
 368 # util${o}mk1mf.pl to generate makefile.one.
 369 # The 'makefile per directory' system suites me when developing this
 370 # library and also so I can 'distribute' indervidual library sections.
 371 # The one monster makefile better suits building in non-unix
 372 # environments.
 373
 374 EOF
 375
 376 $defs .= $preamble if defined $preamble;
 377
 378 $defs.= <<"EOF";
 379 INSTALLTOP=$INSTALLTOP
 380 OPENSSLDIR=$OPENSSLDIR
 381
 382 # Set your compiler options
 383 PLATFORM=$platform
 384 CC=$bin_dir${cc}
 385 CFLAG=$cflags
 386 APP_CFLAG=$app_cflag
 387 LIB_CFLAG=$lib_cflag
 388 SHLIB_CFLAG=$shl_cflag
 389 APP_EX_OBJ=$app_ex_obj
 390 SHLIB_EX_OBJ=$shlib_ex_obj
 391 # add extra libraries to this define, for solaris -lsocket -lnsl would
 392 # be added
 393 EX_LIBS=$ex_libs
 394
 395 # The OpenSSL directory
 396 SRC_D=$src_dir
 397
 398 LINK=$link
 399 LFLAGS=$lflags
 400 RSC=$rsc
 401
 402 BN_ASM_OBJ=$bn_asm_obj
 403 BN_ASM_SRC=$bn_asm_src
 404 BNCO_ASM_OBJ=$bnco_asm_obj
 405 BNCO_ASM_SRC=$bnco_asm_src
 406 DES_ENC_OBJ=$des_enc_obj
 407 DES_ENC_SRC=$des_enc_src
 408 BF_ENC_OBJ=$bf_enc_obj
 409 BF_ENC_SRC=$bf_enc_src
 410 CAST_ENC_OBJ=$cast_enc_obj
 411 CAST_ENC_SRC=$cast_enc_src
 412 RC4_ENC_OBJ=$rc4_enc_obj
 413 RC4_ENC_SRC=$rc4_enc_src
 414 RC5_ENC_OBJ=$rc5_enc_obj
 415 RC5_ENC_SRC=$rc5_enc_src
 416 MD5_ASM_OBJ=$md5_asm_obj
 417 MD5_ASM_SRC=$md5_asm_src
 418 SHA1_ASM_OBJ=$sha1_asm_obj
 419 SHA1_ASM_SRC=$sha1_asm_src
 420 RMD160_ASM_OBJ=$rmd160_asm_obj
 421 RMD160_ASM_SRC=$rmd160_asm_src
 422 WHIRLPOOL_ASM_OBJ=$whirlpool_asm_obj
 423 WHIRLPOOL_ASM_SRC=$whirlpool_asm_src
 424 CPUID_ASM_OBJ=$cpuid_asm_obj
 425 CPUID_ASM_SRC=$cpuid_asm_src
 426
 427 # The output directory for everything intersting
 428 OUT_D=$out_dir
 429 # The output directory for all the temporary muck
 430 TMP_D=$tmp_dir
 431 # The output directory for the header files
 432 INC_D=$inc_dir
 433 INCO_D=$inc_dir${o}openssl
 434
 435 PERL=$perl
 436 CP=$cp
 437 RM=$rm
 438 RANLIB=$ranlib
 439 MKDIR=$mkdir
 440 MKLIB=$bin_dir$mklib
 441 MLFLAGS=$mlflags
 442 ASM=$bin_dir$asm
 443
 444 ######################################################
 445 # You should not need to touch anything below this point
 446 ######################################################
 447
 448 E_EXE=openssl
 449 SSL=$ssl
 450 CRYPTO=$crypto
 451
 452 # BIN_D  - Binary output directory
 453 # TEST_D - Binary test file output directory
 454 # LIB_D  - library output directory
 455 # ENG_D  - dynamic engine output directory
 456 # Note: if you change these point to different directories then uncomment out
 457 # the lines around the 'NB' comment below.
 458 #
 459 BIN_D=\$(OUT_D)
 460 TEST_D=\$(OUT_D)
 461 LIB_D=\$(OUT_D)
 462 ENG_D=\$(OUT_D)
 463
 464 # INCL_D - local library directory
 465 # OBJ_D  - temp object file directory
 466 OBJ_D=\$(TMP_D)
 467 INCL_D=\$(TMP_D)
 468
 469 O_SSL=     \$(LIB_D)$o$plib\$(SSL)$shlibp
 470 O_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$shlibp
 471 SO_SSL=    $plib\$(SSL)$so_shlibp
 472 SO_CRYPTO= $plib\$(CRYPTO)$so_shlibp
 473 L_SSL=     \$(LIB_D)$o$plib\$(SSL)$libp
 474 L_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$libp
 475
 476 L_LIBS= \$(L_SSL) \$(L_CRYPTO)
 477
 478 ######################################################
 479 # Don't touch anything below this point
 480 ######################################################
 481
 482 INC=-I\$(INC_D) -I\$(INCL_D)
 483 APP_CFLAGS=\$(INC) \$(CFLAG) \$(APP_CFLAG)
 484 LIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG)
 485 SHLIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG) \$(SHLIB_CFLAG)
 486 LIBS_DEP=\$(O_CRYPTO) \$(O_SSL)
 487
 488 #############################################
 489 EOF
 490
 491 $rules=<<"EOF";
 492 all: banner \$(TMP_D) \$(BIN_D) \$(TEST_D) \$(LIB_D) \$(INCO_D) headers lib exe
 493
 494 banner:
 495 $banner
 496
 497 \$(TMP_D):
 498         \$(MKDIR) \$(TMP_D)
 499 # NB: uncomment out these lines if BIN_D, TEST_D and LIB_D are different
 500 #\$(BIN_D):
 501 #       \$(MKDIR) \$(BIN_D)
 502 #
 503 #\$(TEST_D):
 504 #       \$(MKDIR) \$(TEST_D)
 505
 506 \$(LIB_D):
 507         \$(MKDIR) \$(LIB_D)
 508
 509 \$(INCO_D): \$(INC_D)
 510         \$(MKDIR) \$(INCO_D)
 511
 512 \$(INC_D):
 513         \$(MKDIR) \$(INC_D)
 514
 515 headers: \$(HEADER) \$(EXHEADER)
 516         @
 517
 518 lib: \$(LIBS_DEP) \$(E_SHLIB)
 519
 520 exe: \$(T_EXE) \$(BIN_D)$o\$(E_EXE)$exep
 521
 522 install: all
 523         \$(MKDIR) \$(INSTALLTOP)
 524         \$(MKDIR) \$(INSTALLTOP)${o}bin
 525         \$(MKDIR) \$(INSTALLTOP)${o}include
 526         \$(MKDIR) \$(INSTALLTOP)${o}include${o}openssl
 527         \$(MKDIR) \$(INSTALLTOP)${o}lib
 528         \$(CP) \$(INCO_D)${o}*.\[ch\] \$(INSTALLTOP)${o}include${o}openssl
 529         \$(CP) \$(BIN_D)$o\$(E_EXE)$exep \$(INSTALLTOP)${o}bin
 530         \$(MKDIR) \$(OPENSSLDIR)
 531         \$(CP) apps${o}openssl.cnf \$(OPENSSLDIR)
 532 $extra_install
 533
 534
 535 test: \$(T_EXE)
 536         cd \$(BIN_D)
 537         ..${o}ms${o}test
 538
 539 clean:
 540         \$(RM) \$(TMP_D)$o*.*
 541
 542 vclean:
 543         \$(RM) \$(TMP_D)$o*.*
 544         \$(RM) \$(OUT_D)$o*.*
 545
 546 EOF
 547
 548 my $platform_cpp_symbol = "MK1MF_PLATFORM_$platform";
 549 $platform_cpp_symbol =~ s/-/_/g;
 550 if (open(IN,"crypto/buildinf.h"))
 551         {
 552         # Remove entry for this platform in existing file buildinf.h.
 553
 554         my $old_buildinf_h = "";
 555         while (<IN>)
 556                 {
 557                 if (/^\#ifdef $platform_cpp_symbol$/)
 558                         {
 559                         while (<IN>) { last if (/^\#endif/); }
 560                         }
 561                 else
 562                         {
 563                         $old_buildinf_h .= $_;
 564                         }
 565                 }
 566         close(IN);
 567
 568         open(OUT,">crypto/buildinf.h") || die "Can't open buildinf.h";
 569         print OUT $old_buildinf_h;
 570         close(OUT);
 571         }
 572
 573 open (OUT,">>crypto/buildinf.h") || die "Can't open buildinf.h";
 574 printf OUT <<EOF;
 575 #ifdef $platform_cpp_symbol
 576   /* auto-generated/updated by util/mk1mf.pl for crypto/cversion.c */
 577   #define CFLAGS "$cc $cflags"
 578   #define PLATFORM "$platform"
 579 EOF
 580 printf OUT "  #define DATE \"%s\"\n", scalar gmtime();
 581 printf OUT "#endif\n";
 582 close(OUT);
 583
 584 # Strip of trailing ' '
 585 foreach (keys %lib_obj) { $lib_obj{$_}=&clean_up_ws($lib_obj{$_}); }
 586 $test=&clean_up_ws($test);
 587 $e_exe=&clean_up_ws($e_exe);
 588 $exheader=&clean_up_ws($exheader);
 589 $header=&clean_up_ws($header);
 590
 591 # First we strip the exheaders from the headers list
 592 foreach (split(/\s+/,$exheader)){ $h{$_}=1; }
 593 foreach (split(/\s+/,$header))  { $h.=$_." " unless $h{$_}; }
 594 chop($h); $header=$h;
 595
 596 $defs.=&do_defs("HEADER",$header,"\$(INCL_D)","");
 597 $rules.=&do_copy_rule("\$(INCL_D)",$header,"");
 598
 599 $defs.=&do_defs("EXHEADER",$exheader,"\$(INCO_D)","");
 600 $rules.=&do_copy_rule("\$(INCO_D)",$exheader,"");
 601
 602 $defs.=&do_defs("T_OBJ",$test,"\$(OBJ_D)",$obj);
 603 $rules.=&do_compile_rule("\$(OBJ_D)",$test,"\$(APP_CFLAGS)");
 604
 605 $defs.=&do_defs("E_OBJ",$e_exe,"\$(OBJ_D)",$obj);
 606 $rules.=&do_compile_rule("\$(OBJ_D)",$e_exe,'-DMONOLITH $(APP_CFLAGS)');
 607
 608 foreach (values %lib_nam)
 609         {
 610         $lib_obj=$lib_obj{$_};
 611         local($slib)=$shlib;
 612
 613         if (($_ eq "SSL") && $no_ssl2 && $no_ssl3)
 614                 {
 615                 $rules.="\$(O_SSL):\n\n";
 616                 next;
 617                 }
 618
 619         if (($bn_asm_obj ne "") && ($_ eq "CRYPTO"))
 620                 {
 621                 $lib_obj =~ s/\s\S*\/bn_asm\S*/ \$(BN_ASM_OBJ)/;
 622                 $rules.=&do_asm_rule($bn_asm_obj,$bn_asm_src);
 623                 }
 624         if (($bnco_asm_obj ne "") && ($_ eq "CRYPTO"))
 625                 {
 626                 $lib_obj .= "\$(BNCO_ASM_OBJ)";
 627                 $rules.=&do_asm_rule($bnco_asm_obj,$bnco_asm_src);
 628                 }
 629         if (($des_enc_obj ne "") && ($_ eq "CRYPTO"))
 630                 {
 631                 $lib_obj =~ s/\s\S*des_enc\S*/ \$(DES_ENC_OBJ)/;
 632                 $lib_obj =~ s/\s\S*\/fcrypt_b\S*\s*/ /;
 633                 $rules.=&do_asm_rule($des_enc_obj,$des_enc_src);
 634                 }
 635         if (($bf_enc_obj ne "") && ($_ eq "CRYPTO"))
 636                 {
 637                 $lib_obj =~ s/\s\S*\/bf_enc\S*/ \$(BF_ENC_OBJ)/;
 638                 $rules.=&do_asm_rule($bf_enc_obj,$bf_enc_src);
 639                 }
 640         if (($cast_enc_obj ne "") && ($_ eq "CRYPTO"))
 641                 {
 642                 $lib_obj =~ s/(\s\S*\/c_enc\S*)/ \$(CAST_ENC_OBJ)/;
 643                 $rules.=&do_asm_rule($cast_enc_obj,$cast_enc_src);
 644                 }
 645         if (($rc4_enc_obj ne "") && ($_ eq "CRYPTO"))
 646                 {
 647                 $lib_obj =~ s/\s\S*\/rc4_enc\S*/ \$(RC4_ENC_OBJ)/;
 648                 $rules.=&do_asm_rule($rc4_enc_obj,$rc4_enc_src);
 649                 }
 650         if (($rc5_enc_obj ne "") && ($_ eq "CRYPTO"))
 651                 {
 652                 $lib_obj =~ s/\s\S*\/rc5_enc\S*/ \$(RC5_ENC_OBJ)/;
 653                 $rules.=&do_asm_rule($rc5_enc_obj,$rc5_enc_src);
 654                 }
 655         if (($md5_asm_obj ne "") && ($_ eq "CRYPTO"))
 656                 {
 657                 $lib_obj =~ s/\s(\S*\/md5_dgst\S*)/ $1 \$(MD5_ASM_OBJ)/;
 658                 $rules.=&do_asm_rule($md5_asm_obj,$md5_asm_src);
 659                 }
 660         if (($sha1_asm_obj ne "") && ($_ eq "CRYPTO"))
 661                 {
 662                 $lib_obj =~ s/\s(\S*\/sha1dgst\S*)/ $1 \$(SHA1_ASM_OBJ)/;
 663                 $rules.=&do_asm_rule($sha1_asm_obj,$sha1_asm_src);
 664                 }
 665         if (($rmd160_asm_obj ne "") && ($_ eq "CRYPTO"))
 666                 {
 667                 $lib_obj =~ s/\s(\S*\/rmd_dgst\S*)/ $1 \$(RMD160_ASM_OBJ)/;
 668                 $rules.=&do_asm_rule($rmd160_asm_obj,$rmd160_asm_src);
 669                 }
 670         if (($whirlpool_asm_obj ne "") && ($_ eq "CRYPTO"))
 671                 {
 672                 $lib_obj =~ s/\s(\S*\/wp_dgst\S*)/ $1 \$(WHIRLPOOL_ASM_OBJ)/;
 673                 $rules.=&do_asm_rule($whirlpool_asm_obj,$whirlpool_asm_src);
 674                 }
 675         if (($cpuid_asm_obj ne "") && ($_ eq "CRYPTO"))
 676                 {
 677                 $lib_obj =~ s/\s(\S*\/cversion\S*)/ $1 \$(CPUID_ASM_OBJ)/;
 678                 $rules.=&do_asm_rule($cpuid_asm_obj,$cpuid_asm_src);
 679                 }
 680         $defs.=&do_defs(${_}."OBJ",$lib_obj,"\$(OBJ_D)",$obj);
 681         $lib=($slib)?" \$(SHLIB_CFLAGS)".$shlib_ex_cflags{$_}:" \$(LIB_CFLAGS)";
 682         $rules.=&do_compile_rule("\$(OBJ_D)",$lib_obj{$_},$lib);
 683         }
 684
 685 # hack to add version info on MSVC
 686 if (($platform eq "VC-WIN32") || ($platform eq "VC-NT")) {
 687     $rules.= <<"EOF";
 688 \$(OBJ_D)\\\$(CRYPTO).res: ms\\version32.rc
 689         \$(RSC) /fo"\$(OBJ_D)\\\$(CRYPTO).res" /d CRYPTO ms\\version32.rc
 690
 691 \$(OBJ_D)\\\$(SSL).res: ms\\version32.rc
 692         \$(RSC) /fo"\$(OBJ_D)\\\$(SSL).res" /d SSL ms\\version32.rc
 693
 694 EOF
 695 }
 696
 697 $defs.=&do_defs("T_EXE",$test,"\$(TEST_D)",$exep);
 698 foreach (split(/\s+/,$test))
 699         {
 700         $t=&bname($_);
 701         $tt="\$(OBJ_D)${o}$t${obj}";
 702         $rules.=&do_link_rule("\$(TEST_D)$o$t$exep",$tt,"\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
 703         }
 704
 705 $defs.=&do_defs("E_SHLIB",$engines,"\$(ENG_D)",$shlibp);
 706
 707 foreach (split(/\s+/,$engines))
 708         {
 709         $rules.=&do_compile_rule("\$(OBJ_D)","engines${o}e_$_",$lib);
 710         $rules.= &do_lib_rule("\$(OBJ_D)${o}e_${_}.obj","\$(ENG_D)$o$_$shlibp","",$shlib,"");
 711         }
 712
 713
 714
 715 $rules.= &do_lib_rule("\$(SSLOBJ)","\$(O_SSL)",$ssl,$shlib,"\$(SO_SSL)");
 716 $rules.= &do_lib_rule("\$(CRYPTOOBJ)","\$(O_CRYPTO)",$crypto,$shlib,"\$(SO_CRYPTO)");
 717
 718 $rules.=&do_link_rule("\$(BIN_D)$o\$(E_EXE)$exep","\$(E_OBJ)","\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
 719
 720 print $defs;
 721
 722 if ($platform eq "linux-elf") {
 723     print <<"EOF";
 724 # Generate perlasm output files
 725 %.cpp:
 726         (cd \$(\@D)/..; PERL=perl make -f Makefile asm/\$(\@F))
 727 EOF
 728 }
 729 print "###################################################################\n";
 730 print $rules;
 731
 732 ###############################################
 733 # strip off any trailing .[och] and append the relative directory
 734 # also remembering to do nothing if we are in one of the dropped
 735 # directories
 736 sub var_add
 737         {
 738         local($dir,$val,$keepext)=@_;
 739         local(@a,$_,$ret);
 740
 741         return("") if $no_engine && $dir =~ /\/engine/;
 742         return("") if $no_hw   && $dir =~ /\/hw/;
 743         return("") if $no_idea && $dir =~ /\/idea/;
 744         return("") if $no_aes  && $dir =~ /\/aes/;
 745         return("") if $no_camellia  && $dir =~ /\/camellia/;
 746         return("") if $no_rc2  && $dir =~ /\/rc2/;
 747         return("") if $no_rc4  && $dir =~ /\/rc4/;
 748         return("") if $no_rc5  && $dir =~ /\/rc5/;
 749         return("") if $no_rsa  && $dir =~ /\/rsa/;
 750         return("") if $no_rsa  && $dir =~ /^rsaref/;
 751         return("") if $no_dsa  && $dir =~ /\/dsa/;
 752         return("") if $no_dh   && $dir =~ /\/dh/;
 753         return("") if $no_ec   && $dir =~ /\/ec/;
 754         if ($no_des && $dir =~ /\/des/)
 755                 {
 756                 if ($val =~ /read_pwd/)
 757                         { return("$dir/read_pwd "); }
 758                 else
 759                         { return(""); }
 760                 }
 761         return("") if $no_mdc2 && $dir =~ /\/mdc2/;
 762         return("") if $no_sock && $dir =~ /\/proxy/;
 763         return("") if $no_bf   && $dir =~ /\/bf/;
 764         return("") if $no_cast && $dir =~ /\/cast/;
 765         return("") if $no_whirlpool && $dir =~ /\/whrlpool/;
 766
 767         $val =~ s/^\s*(.*)\s*$/$1/;
 768         @a=split(/\s+/,$val);
 769         grep(s/\.[och]$//,@a) unless $keepext;
 770
 771         @a=grep(!/^e_.*_3d$/,@a) if $no_des;
 772         @a=grep(!/^e_.*_d$/,@a) if $no_des;
 773         @a=grep(!/^e_.*_ae$/,@a) if $no_idea;
 774         @a=grep(!/^e_.*_i$/,@a) if $no_aes;
 775         @a=grep(!/^e_.*_r2$/,@a) if $no_rc2;
 776         @a=grep(!/^e_.*_r5$/,@a) if $no_rc5;
 777         @a=grep(!/^e_.*_bf$/,@a) if $no_bf;
 778         @a=grep(!/^e_.*_c$/,@a) if $no_cast;
 779         @a=grep(!/^e_rc4$/,@a) if $no_rc4;
 780         @a=grep(!/^e_camellia$/,@a) if $no_camellia;
 781
 782         @a=grep(!/(^s2_)|(^s23_)/,@a) if $no_ssl2;
 783         @a=grep(!/(^s3_)|(^s23_)/,@a) if $no_ssl3;
 784
 785         @a=grep(!/(_sock$)|(_acpt$)|(_conn$)|(^pxy_)/,@a) if $no_sock;
 786
 787         @a=grep(!/(^md2)|(_md2$)/,@a) if $no_md2;
 788         @a=grep(!/(^md4)|(_md4$)/,@a) if $no_md4;
 789         @a=grep(!/(^md5)|(_md5$)/,@a) if $no_md5;
 790         @a=grep(!/(rmd)|(ripemd)/,@a) if $no_ripemd;
 791
 792         @a=grep(!/(^d2i_r_)|(^i2d_r_)/,@a) if $no_rsa;
 793         @a=grep(!/(^p_open$)|(^p_seal$)/,@a) if $no_rsa;
 794         @a=grep(!/(^pem_seal$)/,@a) if $no_rsa;
 795
 796         @a=grep(!/(m_dss$)|(m_dss1$)/,@a) if $no_dsa;
 797         @a=grep(!/(^d2i_s_)|(^i2d_s_)|(_dsap$)/,@a) if $no_dsa;
 798
 799         @a=grep(!/^n_pkey$/,@a) if $no_rsa || $no_rc4;
 800
 801         @a=grep(!/_dhp$/,@a) if $no_dh;
 802
 803         @a=grep(!/(^sha[^1])|(_sha$)|(m_dss$)/,@a) if $no_sha;
 804         @a=grep(!/(^sha1)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
 805         @a=grep(!/_mdc2$/,@a) if $no_mdc2;
 806
 807         @a=grep(!/^engine$/,@a) if $no_engine;
 808         @a=grep(!/^hw$/,@a) if $no_hw;
 809         @a=grep(!/(^rsa$)|(^genrsa$)/,@a) if $no_rsa;
 810         @a=grep(!/(^dsa$)|(^gendsa$)|(^dsaparam$)/,@a) if $no_dsa;
 811         @a=grep(!/^gendsa$/,@a) if $no_sha1;
 812         @a=grep(!/(^dh$)|(^gendh$)/,@a) if $no_dh;
 813
 814         @a=grep(!/(^dh)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
 815
 816         grep($_="$dir/$_",@a);
 817         @a=grep(!/(^|\/)s_/,@a) if $no_sock;
 818         @a=grep(!/(^|\/)bio_sock/,@a) if $no_sock;
 819         $ret=join(' ',@a)." ";
 820         return($ret);
 821         }
 822
 823 # change things so that each 'token' is only separated by one space
 824 sub clean_up_ws
 825         {
 826         local($w)=@_;
 827
 828         $w =~ s/^\s*(.*)\s*$/$1/;
 829         $w =~ s/\s+/ /g;
 830         return($w);
 831         }
 832
 833 sub do_defs
 834         {
 835         local($var,$files,$location,$postfix)=@_;
 836         local($_,$ret,$pf);
 837         local(*OUT,$tmp,$t);
 838
 839         $files =~ s/\//$o/g if $o ne '/';
 840         $ret="$var=";
 841         $n=1;
 842         $Vars{$var}.="";
 843         foreach (split(/ /,$files))
 844                 {
 845                 $orig=$_;
 846                 $_=&bname($_) unless /^\$/;
 847                 if ($n++ == 2)
 848                         {
 849                         $n=0;
 850                         $ret.="\\\n\t";
 851                         }
 852                 if (($_ =~ /bss_file/) && ($postfix eq ".h"))
 853                         { $pf=".c"; }
 854                 else    { $pf=$postfix; }
 855                 if ($_ =~ /BN_ASM/)     { $t="$_ "; }
 856                 elsif ($_ =~ /BNCO_ASM/){ $t="$_ "; }
 857                 elsif ($_ =~ /DES_ENC/) { $t="$_ "; }
 858                 elsif ($_ =~ /BF_ENC/)  { $t="$_ "; }
 859                 elsif ($_ =~ /CAST_ENC/){ $t="$_ "; }
 860                 elsif ($_ =~ /RC4_ENC/) { $t="$_ "; }
 861                 elsif ($_ =~ /RC5_ENC/) { $t="$_ "; }
 862                 elsif ($_ =~ /MD5_ASM/) { $t="$_ "; }
 863                 elsif ($_ =~ /SHA1_ASM/){ $t="$_ "; }
 864                 elsif ($_ =~ /RMD160_ASM/){ $t="$_ "; }
 865                 elsif ($_ =~ /WHIRLPOOL_ASM/){ $t="$_ "; }
 866                 elsif ($_ =~ /CPUID_ASM/){ $t="$_ "; }
 867                 else    { $t="$location${o}$_$pf "; }
 868
 869                 $Vars{$var}.="$t ";
 870                 $ret.=$t;
 871                 }
 872         # hack to add version info on MSVC
 873         if ($shlib && (($platform eq "VC-WIN32") || ($platform eq "VC-NT")))
 874                 {
 875                 if ($var eq "CRYPTOOBJ")
 876                         { $ret.="\$(OBJ_D)\\\$(CRYPTO).res "; }
 877                 elsif ($var eq "SSLOBJ")
 878                         { $ret.="\$(OBJ_D)\\\$(SSL).res "; }
 879                 }
 880         chomp($ret);
 881         $ret.="\n\n";
 882         return($ret);
 883         }
 884
 885 # return the name with the leading path removed
 886 sub bname
 887         {
 888         local($ret)=@_;
 889         $ret =~ s/^.*[\\\/]([^\\\/]+)$/$1/;
 890         return($ret);
 891         }
 892
 893
 894 ##############################################################
 895 # do a rule for each file that says 'compile' to new direcory
 896 # compile the files in '$files' into $to
 897 sub do_compile_rule
 898         {
 899         local($to,$files,$ex)=@_;
 900         local($ret,$_,$n);
 901
 902         $files =~ s/\//$o/g if $o ne '/';
 903         foreach (split(/\s+/,$files))
 904                 {
 905                 $n=&bname($_);
 906                 $ret.=&cc_compile_target("$to${o}$n$obj","${_}.c",$ex)
 907                 }
 908         return($ret);
 909         }
 910
 911 ##############################################################
 912 # do a rule for each file that says 'compile' to new direcory
 913 sub cc_compile_target
 914         {
 915         local($target,$source,$ex_flags)=@_;
 916         local($ret);
 917
 918         $ex_flags.=" -DMK1MF_BUILD -D$platform_cpp_symbol" if ($source =~ /cversion/);
 919         $target =~ s/\//$o/g if $o ne "/";
 920         $source =~ s/\//$o/g if $o ne "/";
 921         $ret ="$target: \$(SRC_D)$o$source\n\t";
 922         $ret.="\$(CC) ${ofile}$target $ex_flags -c \$(SRC_D)$o$source\n\n";
 923         return($ret);
 924         }
 925
 926 ##############################################################
 927 sub do_asm_rule
 928         {
 929         local($target,$src)=@_;
 930         local($ret,@s,@t,$i);
 931
 932         $target =~ s/\//$o/g if $o ne "/";
 933         $src =~ s/\//$o/g if $o ne "/";
 934
 935         @s=split(/\s+/,$src);
 936         @t=split(/\s+/,$target);
 937
 938         for ($i=0; $i<=$#s; $i++)
 939                 {
 940                 $ret.="$t[$i]: $s[$i]\n";
 941                 $ret.="\t\$(ASM) $afile$t[$i] \$(SRC_D)$o$s[$i]\n\n";
 942                 }
 943         return($ret);
 944         }
 945
 946 sub do_shlib_rule
 947         {
 948         local($n,$def)=@_;
 949         local($ret,$nn);
 950         local($t);
 951
 952         ($nn=$n) =~ tr/a-z/A-Z/;
 953         $ret.="$n.dll: \$(${nn}OBJ)\n";
 954         if ($vc && $w32)
 955                 {
 956                 $ret.="\t\$(MKSHLIB) $efile$n.dll $def @<<\n  \$(${nn}OBJ_F)\n<<\n";
 957                 }
 958         $ret.="\n";
 959         return($ret);
 960         }
 961
 962 # do a rule for each file that says 'copy' to new direcory on change
 963 sub do_copy_rule
 964         {
 965         local($to,$files,$p)=@_;
 966         local($ret,$_,$n,$pp);
 967
 968         $files =~ s/\//$o/g if $o ne '/';
 969         foreach (split(/\s+/,$files))
 970                 {
 971                 $n=&bname($_);
 972                 if ($n =~ /bss_file/)
 973                         { $pp=".c"; }
 974                 else    { $pp=$p; }
 975                 $ret.="$to${o}$n$pp: \$(SRC_D)$o$_$pp\n\t\$(CP) \$(SRC_D)$o$_$pp $to${o}$n$pp\n\n";
 976                 }
 977         return($ret);
 978         }
 979
 980 sub read_options
 981         {
 982         # Many options are handled in a similar way. In particular
 983         # no-xxx sets zero or more scalars to 1.
 984         # Process these using a hash containing the option name and
 985         # reference to the scalars to set.
 986
 987         my %valid_options = (
 988                 "no-rc2" => \$no_rc2,
 989                 "no-rc4" => \$no_rc4,
 990                 "no-rc5" => \$no_rc5,
 991                 "no-idea" => \$no_idea,
 992                 "no-aes" => \$no_aes,
 993                 "no-camellia" => \$no_camellia,
 994                 "no-des" => \$no_des,
 995                 "no-bf" => \$no_bf,
 996                 "no-cast" => \$no_cast,
 997                 "no-md2" => \$no_md2,
 998                 "no-md4" => \$no_md4,
 999                 "no-md5" => \$no_md5,
1000                 "no-sha" => \$no_sha,
1001                 "no-sha1" => \$no_sha1,
1002                 "no-ripemd" => \$no_ripemd,
1003                 "no-mdc2" => \$no_mdc2,
1004                 "no-whirlpool" => \$no_whirlpool,
1005                 "no-patents" =>
1006                         [\$no_rc2, \$no_rc4, \$no_rc5, \$no_idea, \$no_rsa],
1007                 "no-rsa" => \$no_rsa,
1008                 "no-dsa" => \$no_dsa,
1009                 "no-dh" => \$no_dh,
1010                 "no-hmac" => \$no_hmac,
1011                 "no-aes" => \$no_aes,
1012                 "no-camellia" => \$no_camellia,
1013                 "no-asm" => \$no_asm,
1014                 "nasm" => \$nasm,
1015                 "nw-nasm" => \$nw_nasm,
1016                 "nw-mwasm" => \$nw_mwasm,
1017                 "gaswin" => \$gaswin,
1018                 "no-ssl2" => \$no_ssl2,
1019                 "no-ssl3" => \$no_ssl3,
1020                 "no-err" => \$no_err,
1021                 "no-sock" => \$no_sock,
1022                 "no-krb5" => \$no_krb5,
1023                 "no-ec" => \$no_ec,
1024                 "no-ecdsa" => \$no_ecdsa,
1025                 "no-ecdh" => \$no_ecdh,
1026                 "no-engine" => \$no_engine,
1027                 "no-hw" => \$no_hw,
1028                 "just-ssl" =>
1029                         [\$no_rc2, \$no_idea, \$no_des, \$no_bf, \$no_cast,
1030                           \$no_md2, \$no_sha, \$no_mdc2, \$no_dsa, \$no_dh,
1031                           \$no_ssl2, \$no_err, \$no_ripemd, \$no_rc5,
1032                           \$no_aes, \$no_camellia],
1033                 "rsaref" => 0,
1034                 "gcc" => \$gcc,
1035                 "debug" => \$debug,
1036                 "profile" => \$profile,
1037                 "shlib" => \$shlib,
1038                 "dll" => \$shlib,
1039                 "shared" => 0,
1040                 "no-gmp" => 0,
1041                 "no-rfc3779" => 0,
1042                 "no-shared" => 0,
1043                 "no-zlib" => 0,
1044                 "no-zlib-dynamic" => 0,
1045                 );
1046
1047         if (exists $valid_options{$_})
1048                 {
1049                 my $r = $valid_options{$_};
1050                 if ( ref $r eq "SCALAR")
1051                         { $$r = 1;}
1052                 elsif ( ref $r eq "ARRAY")
1053                         {
1054                         my $r2;
1055                         foreach $r2 (@$r)
1056                                 {
1057                                 $$r2 = 1;
1058                                 }
1059                         }
1060                 }
1061         elsif (/^no-comp$/) { $xcflags = "-DOPENSSL_NO_COMP $xcflags"; }
1062         elsif (/^enable-zlib$/) { $zlib_opt = 1 if $zlib_opt == 0 }
1063         elsif (/^enable-zlib-dynamic$/)
1064                 {
1065                 $zlib_opt = 2;
1066                 }
1067         elsif (/^no-static-engine/)
1068                 {
1069                 $no_static_engine = 1;
1070                 }
1071         elsif (/^enable-static-engine/)
1072                 {
1073                 $no_static_engine = 0;
1074                 }
1075         # There are also enable-xxx options which correspond to
1076         # the no-xxx. Since the scalars are enabled by default
1077         # these can be ignored.
1078         elsif (/^enable-/)
1079                 {
1080                 my $t = $_;
1081                 $t =~ s/^enable/no/;
1082                 if (exists $valid_options{$t})
1083                         {return 1;}
1084                 return 0;
1085                 }
1086         elsif (/^--with-krb5-flavor=(.*)$/)
1087                 {
1088                 my $krb5_flavor = $1;
1089                 if ($krb5_flavor =~ /^force-[Hh]eimdal$/)
1090                         {
1091                         $xcflags="-DKRB5_HEIMDAL $xcflags";
1092                         }
1093                 elsif ($krb5_flavor =~ /^MIT/i)
1094                         {
1095                         $xcflags="-DKRB5_MIT $xcflags";
1096                         if ($krb5_flavor =~ /^MIT[._-]*1[._-]*[01]/i)
1097                                 {
1098                                 $xcflags="-DKRB5_MIT_OLD11 $xcflags"
1099                                 }
1100                         }
1101                 }
1102         elsif (/^([^=]*)=(.*)$/){ $VARS{$1}=$2; }
1103         elsif (/^-[lL].*$/)     { $l_flags.="$_ "; }
1104         elsif ((!/^-help/) && (!/^-h/) && (!/^-\?/) && /^-.*$/)
1105                 { $c_flags.="$_ "; }
1106         else { return(0); }
1107         return(1);
1108         }