Update WIN32 nasm build to use new asm files.
[openssl.git] / 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-clib-bsdsock", "CodeWarrior for NetWare - CLib - with BSD Sockets",
48         "netware-libc", "CodeWarrior for NetWare - LibC - with WinSock Sockets",
49         "netware-libc-bsdsock", "CodeWarrior for NetWare - LibC - with BSD Sockets",
50         "default","cc under unix",
51         );
52
53 $platform="";
54 my $xcflags="";
55 foreach (@ARGV)
56         {
57         if (!&read_options && !defined($ops{$_}))
58                 {
59                 print STDERR "unknown option - $_\n";
60                 print STDERR "usage: perl mk1mf.pl [options] [system]\n";
61                 print STDERR "\nwhere [system] can be one of the following\n";
62                 foreach $i (sort keys %ops)
63                 { printf STDERR "\t%-10s\t%s\n",$i,$ops{$i}; }
64                 print STDERR <<"EOF";
65 and [options] can be one of
66         no-md2 no-md4 no-md5 no-sha no-mdc2     - Skip this digest
67         no-ripemd
68         no-rc2 no-rc4 no-rc5 no-idea no-des     - Skip this symetric cipher
69         no-bf no-cast no-aes no-camellia no-seed
70         no-rsa no-dsa no-dh                     - Skip this public key cipher
71         no-ssl2 no-ssl3                         - Skip this version of SSL
72         just-ssl                                - remove all non-ssl keys/digest
73         no-asm                                  - No x86 asm
74         no-krb5                                 - No KRB5
75         no-ec                                   - No EC
76         no-ecdsa                                - No ECDSA
77         no-ecdh                                 - No ECDH
78         no-engine                               - No engine
79         no-hw                                   - No hw
80         nasm                                    - Use NASM for x86 asm
81         nw-nasm                                 - Use NASM x86 asm for NetWare
82         nw-mwasm                                - Use Metrowerks x86 asm for NetWare
83         gaswin                                  - Use GNU as with Mingw32
84         no-socks                                - No socket code
85         no-err                                  - No error strings
86         dll/shlib                               - Build shared libraries (MS)
87         debug                                   - Debug build
88         profile                                 - Profiling build
89         gcc                                     - Use Gcc (unix)
90
91 Values that can be set
92 TMP=tmpdir OUT=outdir SRC=srcdir BIN=binpath INC=header-outdir CC=C-compiler
93
94 -L<ex_lib_path> -l<ex_lib>                      - extra library flags (unix)
95 -<ex_cc_flags>                                  - extra 'cc' flags,
96                                                   added (MS), or replace (unix)
97 EOF
98                 exit(1);
99                 }
100         $platform=$_;
101         }
102 foreach (grep(!/^$/, split(/ /, $OPTIONS)))
103         {
104         print STDERR "unknown option - $_\n" if !&read_options;
105         }
106
107 $no_static_engine = 0 if (!$shlib);
108
109 $no_mdc2=1 if ($no_des);
110
111 $no_ssl3=1 if ($no_md5 || $no_sha);
112 $no_ssl3=1 if ($no_rsa && $no_dh);
113
114 $no_ssl2=1 if ($no_md5);
115 $no_ssl2=1 if ($no_rsa);
116
117 $out_def="out";
118 $inc_def="outinc";
119 $tmp_def="tmp";
120
121 $perl="perl" unless defined $perl;
122 $mkdir="-mkdir" unless defined $mkdir;
123
124 ($ssl,$crypto)=("ssl","crypto");
125 $ranlib="echo ranlib";
126
127 $cc=(defined($VARS{'CC'}))?$VARS{'CC'}:'cc';
128 $src_dir=(defined($VARS{'SRC'}))?$VARS{'SRC'}:'.';
129 $bin_dir=(defined($VARS{'BIN'}))?$VARS{'BIN'}:'';
130
131 # $bin_dir.=$o causes a core dump on my sparc :-(
132
133
134 $NT=0;
135
136 push(@INC,"util/pl","pl");
137 if (($platform =~ /VC-(.+)/))
138         {
139         $FLAVOR=$1;
140         $NT = 1 if $1 eq "NT";
141         require 'VC-32.pl';
142         }
143 elsif ($platform eq "Mingw32")
144         {
145         require 'Mingw32.pl';
146         }
147 elsif ($platform eq "Mingw32-files")
148         {
149         require 'Mingw32f.pl';
150         }
151 elsif ($platform eq "BC-NT")
152         {
153         $bc=1;
154         require 'BC-32.pl';
155         }
156 elsif ($platform eq "FreeBSD")
157         {
158         require 'unix.pl';
159         $cflags='-DTERMIO -D_ANSI_SOURCE -O2 -fomit-frame-pointer';
160         }
161 elsif ($platform eq "linux-elf")
162         {
163         require "unix.pl";
164         require "linux.pl";
165         $unix=1;
166         }
167 elsif ($platform eq "ultrix-mips")
168         {
169         require "unix.pl";
170         require "ultrix.pl";
171         $unix=1;
172         }
173 elsif ($platform eq "OS2-EMX")
174         {
175         $wc=1;
176         require 'OS2-EMX.pl';
177         }
178 elsif (($platform eq "netware-clib") || ($platform eq "netware-libc") ||
179        ($platform eq "netware-clib-bsdsock") || ($platform eq "netware-libc-bsdsock"))
180         {
181         $LIBC=1 if $platform eq "netware-libc" || $platform eq "netware-libc-bsdsock";
182         $BSDSOCK=1 if ($platform eq "netware-libc-bsdsock") || ($platform eq "netware-clib-bsdsock");
183         require 'netware.pl';
184         }
185 else
186         {
187         require "unix.pl";
188
189         $unix=1;
190         $cflags.=' -DTERMIO';
191         }
192
193 $out_dir=(defined($VARS{'OUT'}))?$VARS{'OUT'}:$out_def.($debug?".dbg":"");
194 $tmp_dir=(defined($VARS{'TMP'}))?$VARS{'TMP'}:$tmp_def.($debug?".dbg":"");
195 $inc_dir=(defined($VARS{'INC'}))?$VARS{'INC'}:$inc_def;
196
197 $bin_dir=$bin_dir.$o unless ((substr($bin_dir,-1,1) eq $o) || ($bin_dir eq ''));
198
199 $cflags= "$xcflags$cflags" if $xcflags ne "";
200
201 $cflags.=" -DOPENSSL_NO_IDEA" if $no_idea;
202 $cflags.=" -DOPENSSL_NO_AES"  if $no_aes;
203 $cflags.=" -DOPENSSL_NO_CAMELLIA"  if $no_camellia;
204 $cflags.=" -DOPENSSL_NO_SEED" if $no_seed;
205 $cflags.=" -DOPENSSL_NO_RC2"  if $no_rc2;
206 $cflags.=" -DOPENSSL_NO_RC4"  if $no_rc4;
207 $cflags.=" -DOPENSSL_NO_RC5"  if $no_rc5;
208 $cflags.=" -DOPENSSL_NO_MD2"  if $no_md2;
209 $cflags.=" -DOPENSSL_NO_MD4"  if $no_md4;
210 $cflags.=" -DOPENSSL_NO_MD5"  if $no_md5;
211 $cflags.=" -DOPENSSL_NO_SHA"  if $no_sha;
212 $cflags.=" -DOPENSSL_NO_SHA1" if $no_sha1;
213 $cflags.=" -DOPENSSL_NO_RIPEMD" if $no_ripemd;
214 $cflags.=" -DOPENSSL_NO_MDC2" if $no_mdc2;
215 $cflags.=" -DOPENSSL_NO_BF"  if $no_bf;
216 $cflags.=" -DOPENSSL_NO_CAST" if $no_cast;
217 $cflags.=" -DOPENSSL_NO_DES"  if $no_des;
218 $cflags.=" -DOPENSSL_NO_RSA"  if $no_rsa;
219 $cflags.=" -DOPENSSL_NO_DSA"  if $no_dsa;
220 $cflags.=" -DOPENSSL_NO_DH"   if $no_dh;
221 $cflags.=" -DOPENSSL_NO_WHIRLPOOL"   if $no_whirlpool;
222 $cflags.=" -DOPENSSL_NO_SOCK" if $no_sock;
223 $cflags.=" -DOPENSSL_NO_SSL2" if $no_ssl2;
224 $cflags.=" -DOPENSSL_NO_SSL3" if $no_ssl3;
225 $cflags.=" -DOPENSSL_NO_TLSEXT" if $no_tlsext;
226 $cflags.=" -DOPENSSL_NO_ERR"  if $no_err;
227 $cflags.=" -DOPENSSL_NO_KRB5" if $no_krb5;
228 $cflags.=" -DOPENSSL_NO_EC"   if $no_ec;
229 $cflags.=" -DOPENSSL_NO_ECDSA" if $no_ecdsa;
230 $cflags.=" -DOPENSSL_NO_ECDH" if $no_ecdh;
231 $cflags.=" -DOPENSSL_NO_ENGINE"   if $no_engine;
232 $cflags.=" -DOPENSSL_NO_HW"   if $no_hw;
233
234 $cflags.= " -DZLIB" if $zlib_opt;
235 $cflags.= " -DZLIB_SHARED" if $zlib_opt == 2;
236
237 if ($no_static_engine)
238         {
239         $cflags .= " -DOPENSSL_NO_STATIC_ENGINE";
240         }
241 else
242         {
243         $cflags .= " -DOPENSSL_NO_DYNAMIC_ENGINE";
244         }
245
246 #$cflags.=" -DRSAref"  if $rsaref ne "";
247
248 ## if ($unix)
249 ##      { $cflags="$c_flags" if ($c_flags ne ""); }
250 ##else
251         { $cflags="$c_flags$cflags" if ($c_flags ne ""); }
252
253 $ex_libs="$l_flags$ex_libs" if ($l_flags ne "");
254
255
256 %shlib_ex_cflags=("SSL" => " -DOPENSSL_BUILD_SHLIBSSL",
257                   "CRYPTO" => " -DOPENSSL_BUILD_SHLIBCRYPTO");
258
259 if ($msdos)
260         {
261         $banner ="\t\@echo Make sure you have run 'perl Configure $platform' in the\n";
262         $banner.="\t\@echo top level directory, if you don't have perl, you will\n";
263         $banner.="\t\@echo need to probably edit crypto/bn/bn.h, check the\n";
264         $banner.="\t\@echo documentation for details.\n";
265         }
266
267 # have to do this to allow $(CC) under unix
268 $link="$bin_dir$link" if ($link !~ /^\$/);
269
270 $INSTALLTOP =~ s|/|$o|g;
271 $OPENSSLDIR =~ s|/|$o|g;
272
273 #############################################
274 # We parse in input file and 'store' info for later printing.
275 open(IN,"<$infile") || die "unable to open $infile:$!\n";
276 $_=<IN>;
277 for (;;)
278         {
279         chop;
280
281         ($key,$val)=/^([^=]+)=(.*)/;
282         if ($key eq "RELATIVE_DIRECTORY")
283                 {
284                 if ($lib ne "")
285                         {
286                         $uc=$lib;
287                         $uc =~ s/^lib(.*)\.a/$1/;
288                         $uc =~ tr/a-z/A-Z/;
289                         $lib_nam{$uc}=$uc;
290                         $lib_obj{$uc}.=$libobj." ";
291                         }
292                 last if ($val eq "FINISHED");
293                 $lib="";
294                 $libobj="";
295                 $dir=$val;
296                 }
297
298         if ($key eq "KRB5_INCLUDES")
299                 { $cflags .= " $val";}
300
301         if ($key eq "ZLIB_INCLUDE")
302                 { $cflags .= " $val" if $val ne "";}
303
304         if ($key eq "LIBZLIB")
305                 { $zlib_lib = "$val" if $val ne "";}
306
307         if ($key eq "LIBKRB5")
308                 { $ex_libs .= " $val" if $val ne "";}
309
310         if ($key eq "TEST")
311                 { $test.=&var_add($dir,$val, 0); }
312
313         if (($key eq "PROGS") || ($key eq "E_OBJ"))
314                 { $e_exe.=&var_add($dir,$val, 0); }
315
316         if ($key eq "LIB")
317                 {
318                 $lib=$val;
319                 $lib =~ s/^.*\/([^\/]+)$/$1/;
320                 }
321
322         if ($key eq "EXHEADER")
323                 { $exheader.=&var_add($dir,$val, 1); }
324
325         if ($key eq "HEADER")
326                 { $header.=&var_add($dir,$val, 1); }
327
328         if ($key eq "LIBOBJ" && ($dir ne "engines" || !$no_static_engine))
329                 { $libobj=&var_add($dir,$val, 0); }
330         if ($key eq "LIBNAMES" && $dir eq "engines" && $no_static_engine)
331                 { $engines.=$val }
332
333         if (!($_=<IN>))
334                 { $_="RELATIVE_DIRECTORY=FINISHED\n"; }
335         }
336 close(IN);
337
338 if ($shlib)
339         {
340         $extra_install= <<"EOF";
341         \$(CP) \"\$(O_SSL)\" \"\$(INSTALLTOP)${o}bin\"
342         \$(CP) \"\$(O_CRYPTO)\" \"\$(INSTALLTOP)${o}bin\"
343         \$(CP) \"\$(L_SSL)\" \"\$(INSTALLTOP)${o}lib\"
344         \$(CP) \"\$(L_CRYPTO)\" \"\$(INSTALLTOP)${o}lib\"
345 EOF
346         if ($no_static_engine)
347                 {
348                 $extra_install .= <<"EOF"
349         \$(MKDIR) \"\$(INSTALLTOP)${o}lib${o}engines\"
350         \$(CP) \"\$(E_SHLIB)\" \"\$(INSTALLTOP)${o}lib${o}engines\"
351 EOF
352                 }
353         }
354 else
355         {
356         $extra_install= <<"EOF";
357         \$(CP) \"\$(O_SSL)\" \"\$(INSTALLTOP)${o}lib\"
358         \$(CP) \"\$(O_CRYPTO)\" \"\$(INSTALLTOP)${o}lib\"
359 EOF
360         $ex_libs .= " $zlib_lib" if $zlib_opt == 1;
361         }
362
363 $defs= <<"EOF";
364 # This makefile has been automatically generated from the OpenSSL distribution.
365 # This single makefile will build the complete OpenSSL distribution and
366 # by default leave the 'intertesting' output files in .${o}out and the stuff
367 # that needs deleting in .${o}tmp.
368 # The file was generated by running 'make makefile.one', which
369 # does a 'make files', which writes all the environment variables from all
370 # the makefiles to the file call MINFO.  This file is used by
371 # util${o}mk1mf.pl to generate makefile.one.
372 # The 'makefile per directory' system suites me when developing this
373 # library and also so I can 'distribute' indervidual library sections.
374 # The one monster makefile better suits building in non-unix
375 # environments.
376
377 EOF
378
379 $defs .= $preamble if defined $preamble;
380
381 $defs.= <<"EOF";
382 INSTALLTOP=$INSTALLTOP
383 OPENSSLDIR=$OPENSSLDIR
384
385 # Set your compiler options
386 PLATFORM=$platform
387 CC=$bin_dir${cc}
388 CFLAG=$cflags
389 APP_CFLAG=$app_cflag
390 LIB_CFLAG=$lib_cflag
391 SHLIB_CFLAG=$shl_cflag
392 APP_EX_OBJ=$app_ex_obj
393 SHLIB_EX_OBJ=$shlib_ex_obj
394 # add extra libraries to this define, for solaris -lsocket -lnsl would
395 # be added
396 EX_LIBS=$ex_libs
397
398 # The OpenSSL directory
399 SRC_D=$src_dir
400
401 LINK=$link
402 LFLAGS=$lflags
403 RSC=$rsc
404
405 AES_ASM_OBJ=$aes_asm_obj
406 AES_ASM_SRC=$aes_asm_src
407 BN_ASM_OBJ=$bn_asm_obj
408 BN_ASM_SRC=$bn_asm_src
409 BNCO_ASM_OBJ=$bnco_asm_obj
410 BNCO_ASM_SRC=$bnco_asm_src
411 DES_ENC_OBJ=$des_enc_obj
412 DES_ENC_SRC=$des_enc_src
413 BF_ENC_OBJ=$bf_enc_obj
414 BF_ENC_SRC=$bf_enc_src
415 CAST_ENC_OBJ=$cast_enc_obj
416 CAST_ENC_SRC=$cast_enc_src
417 RC4_ENC_OBJ=$rc4_enc_obj
418 RC4_ENC_SRC=$rc4_enc_src
419 RC5_ENC_OBJ=$rc5_enc_obj
420 RC5_ENC_SRC=$rc5_enc_src
421 MD5_ASM_OBJ=$md5_asm_obj
422 MD5_ASM_SRC=$md5_asm_src
423 SHA1_ASM_OBJ=$sha1_asm_obj
424 SHA1_ASM_SRC=$sha1_asm_src
425 RMD160_ASM_OBJ=$rmd160_asm_obj
426 RMD160_ASM_SRC=$rmd160_asm_src
427 WHIRLPOOL_ASM_OBJ=$whirlpool_asm_obj
428 WHIRLPOOL_ASM_SRC=$whirlpool_asm_src
429 CPUID_ASM_OBJ=$cpuid_asm_obj
430 CPUID_ASM_SRC=$cpuid_asm_src
431
432 # The output directory for everything intersting
433 OUT_D=$out_dir
434 # The output directory for all the temporary muck
435 TMP_D=$tmp_dir
436 # The output directory for the header files
437 INC_D=$inc_dir
438 INCO_D=$inc_dir${o}openssl
439
440 PERL=$perl
441 CP=$cp
442 RM=$rm
443 RANLIB=$ranlib
444 MKDIR=$mkdir
445 MKLIB=$bin_dir$mklib
446 MLFLAGS=$mlflags
447 ASM=$bin_dir$asm
448
449 ######################################################
450 # You should not need to touch anything below this point
451 ######################################################
452
453 E_EXE=openssl
454 SSL=$ssl
455 CRYPTO=$crypto
456
457 # BIN_D  - Binary output directory
458 # TEST_D - Binary test file output directory
459 # LIB_D  - library output directory
460 # ENG_D  - dynamic engine output directory
461 # Note: if you change these point to different directories then uncomment out
462 # the lines around the 'NB' comment below.
463
464 BIN_D=\$(OUT_D)
465 TEST_D=\$(OUT_D)
466 LIB_D=\$(OUT_D)
467 ENG_D=\$(OUT_D)
468
469 # INCL_D - local library directory
470 # OBJ_D  - temp object file directory
471 OBJ_D=\$(TMP_D)
472 INCL_D=\$(TMP_D)
473
474 O_SSL=     \$(LIB_D)$o$plib\$(SSL)$shlibp
475 O_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$shlibp
476 SO_SSL=    $plib\$(SSL)$so_shlibp
477 SO_CRYPTO= $plib\$(CRYPTO)$so_shlibp
478 L_SSL=     \$(LIB_D)$o$plib\$(SSL)$libp
479 L_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$libp
480
481 L_LIBS= \$(L_SSL) \$(L_CRYPTO)
482
483 ######################################################
484 # Don't touch anything below this point
485 ######################################################
486
487 INC=-I\$(INC_D) -I\$(INCL_D)
488 APP_CFLAGS=\$(INC) \$(CFLAG) \$(APP_CFLAG)
489 LIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG)
490 SHLIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG) \$(SHLIB_CFLAG)
491 LIBS_DEP=\$(O_CRYPTO) \$(O_SSL)
492
493 #############################################
494 EOF
495
496 $rules=<<"EOF";
497 all: banner \$(TMP_D) \$(BIN_D) \$(TEST_D) \$(LIB_D) \$(INCO_D) headers lib exe
498
499 banner:
500 $banner
501
502 \$(TMP_D):
503         \$(MKDIR) \"\$(TMP_D)\"
504 # NB: uncomment out these lines if BIN_D, TEST_D and LIB_D are different
505 #\$(BIN_D):
506 #       \$(MKDIR) \$(BIN_D)
507 #
508 #\$(TEST_D):
509 #       \$(MKDIR) \$(TEST_D)
510
511 \$(LIB_D):
512         \$(MKDIR) \"\$(LIB_D)\"
513
514 \$(INCO_D): \$(INC_D)
515         \$(MKDIR) \"\$(INCO_D)\"
516
517 \$(INC_D):
518         \$(MKDIR) \"\$(INC_D)\"
519
520 headers: \$(HEADER) \$(EXHEADER)
521         @
522
523 lib: \$(LIBS_DEP) \$(E_SHLIB)
524
525 exe: \$(T_EXE) \$(BIN_D)$o\$(E_EXE)$exep
526
527 install: all
528         \$(MKDIR) \"\$(INSTALLTOP)\"
529         \$(MKDIR) \"\$(INSTALLTOP)${o}bin\"
530         \$(MKDIR) \"\$(INSTALLTOP)${o}include\"
531         \$(MKDIR) \"\$(INSTALLTOP)${o}include${o}openssl\"
532         \$(MKDIR) \"\$(INSTALLTOP)${o}lib\"
533         \$(CP) \"\$(INCO_D)${o}*.\[ch\]\" \"\$(INSTALLTOP)${o}include${o}openssl\"
534         \$(CP) \"\$(BIN_D)$o\$(E_EXE)$exep \$(INSTALLTOP)${o}bin\"
535         \$(MKDIR) \"\$(OPENSSLDIR)\"
536         \$(CP) apps${o}openssl.cnf \"\$(OPENSSLDIR)\"
537 $extra_install
538
539
540 test: \$(T_EXE)
541         cd \$(BIN_D)
542         ..${o}ms${o}test
543
544 clean:
545         \$(RM) \$(TMP_D)$o*.*
546
547 vclean:
548         \$(RM) \$(TMP_D)$o*.*
549         \$(RM) \$(OUT_D)$o*.*
550
551 EOF
552     
553 my $platform_cpp_symbol = "MK1MF_PLATFORM_$platform";
554 $platform_cpp_symbol =~ s/-/_/g;
555 if (open(IN,"crypto/buildinf.h"))
556         {
557         # Remove entry for this platform in existing file buildinf.h.
558
559         my $old_buildinf_h = "";
560         while (<IN>)
561                 {
562                 if (/^\#ifdef $platform_cpp_symbol$/)
563                         {
564                         while (<IN>) { last if (/^\#endif/); }
565                         }
566                 else
567                         {
568                         $old_buildinf_h .= $_;
569                         }
570                 }
571         close(IN);
572
573         open(OUT,">crypto/buildinf.h") || die "Can't open buildinf.h";
574         print OUT $old_buildinf_h;
575         close(OUT);
576         }
577
578 open (OUT,">>crypto/buildinf.h") || die "Can't open buildinf.h";
579 printf OUT <<EOF;
580 #ifdef $platform_cpp_symbol
581   /* auto-generated/updated by util/mk1mf.pl for crypto/cversion.c */
582   #define CFLAGS "$cc $cflags"
583   #define PLATFORM "$platform"
584 EOF
585 printf OUT "  #define DATE \"%s\"\n", scalar gmtime();
586 printf OUT "#endif\n";
587 close(OUT);
588
589 # Strip of trailing ' '
590 foreach (keys %lib_obj) { $lib_obj{$_}=&clean_up_ws($lib_obj{$_}); }
591 $test=&clean_up_ws($test);
592 $e_exe=&clean_up_ws($e_exe);
593 $exheader=&clean_up_ws($exheader);
594 $header=&clean_up_ws($header);
595
596 # First we strip the exheaders from the headers list
597 foreach (split(/\s+/,$exheader)){ $h{$_}=1; }
598 foreach (split(/\s+/,$header))  { $h.=$_." " unless $h{$_}; }
599 chop($h); $header=$h;
600
601 $defs.=&do_defs("HEADER",$header,"\$(INCL_D)","");
602 $rules.=&do_copy_rule("\$(INCL_D)",$header,"");
603
604 $defs.=&do_defs("EXHEADER",$exheader,"\$(INCO_D)","");
605 $rules.=&do_copy_rule("\$(INCO_D)",$exheader,"");
606
607 $defs.=&do_defs("T_OBJ",$test,"\$(OBJ_D)",$obj);
608 $rules.=&do_compile_rule("\$(OBJ_D)",$test,"\$(APP_CFLAGS)");
609
610 $defs.=&do_defs("E_OBJ",$e_exe,"\$(OBJ_D)",$obj);
611 $rules.=&do_compile_rule("\$(OBJ_D)",$e_exe,'-DMONOLITH $(APP_CFLAGS)');
612
613 foreach (values %lib_nam)
614         {
615         $lib_obj=$lib_obj{$_};
616         local($slib)=$shlib;
617
618         if (($_ eq "SSL") && $no_ssl2 && $no_ssl3)
619                 {
620                 $rules.="\$(O_SSL):\n\n"; 
621                 next;
622                 }
623
624         if (($aes_asm_obj ne "") && ($_ eq "CRYPTO"))
625                 {
626                 $lib_obj =~ s/\s(\S*\/aes_core\S*)/ \$(AES_ASM_OBJ)/;
627                 $lib_obj =~ s/\s\S*\/aes_cbc\S*//;
628                 $rules.=&do_asm_rule($aes_asm_obj,$aes_asm_src);
629                 }
630         if (($bn_asm_obj ne "") && ($_ eq "CRYPTO"))
631                 {
632                 $lib_obj =~ s/\s\S*\/bn_asm\S*/ \$(BN_ASM_OBJ)/;
633                 $rules.=&do_asm_rule($bn_asm_obj,$bn_asm_src);
634                 }
635         if (($bnco_asm_obj ne "") && ($_ eq "CRYPTO"))
636                 {
637                 $lib_obj .= "\$(BNCO_ASM_OBJ)";
638                 $rules.=&do_asm_rule($bnco_asm_obj,$bnco_asm_src);
639                 }
640         if (($des_enc_obj ne "") && ($_ eq "CRYPTO"))
641                 {
642                 $lib_obj =~ s/\s\S*des_enc\S*/ \$(DES_ENC_OBJ)/;
643                 $lib_obj =~ s/\s\S*\/fcrypt_b\S*\s*/ /;
644                 $rules.=&do_asm_rule($des_enc_obj,$des_enc_src);
645                 }
646         if (($bf_enc_obj ne "") && ($_ eq "CRYPTO"))
647                 {
648                 $lib_obj =~ s/\s\S*\/bf_enc\S*/ \$(BF_ENC_OBJ)/;
649                 $rules.=&do_asm_rule($bf_enc_obj,$bf_enc_src);
650                 }
651         if (($cast_enc_obj ne "") && ($_ eq "CRYPTO"))
652                 {
653                 $lib_obj =~ s/(\s\S*\/c_enc\S*)/ \$(CAST_ENC_OBJ)/;
654                 $rules.=&do_asm_rule($cast_enc_obj,$cast_enc_src);
655                 }
656         if (($rc4_enc_obj ne "") && ($_ eq "CRYPTO"))
657                 {
658                 $lib_obj =~ s/\s\S*\/rc4_enc\S*/ \$(RC4_ENC_OBJ)/;
659                 $lib_obj =~ s/\s\S*\/rc4_skey\S*//;
660                 $rules.=&do_asm_rule($rc4_enc_obj,$rc4_enc_src);
661                 }
662         if (($rc5_enc_obj ne "") && ($_ eq "CRYPTO"))
663                 {
664                 $lib_obj =~ s/\s\S*\/rc5_enc\S*/ \$(RC5_ENC_OBJ)/;
665                 $rules.=&do_asm_rule($rc5_enc_obj,$rc5_enc_src);
666                 }
667         if (($md5_asm_obj ne "") && ($_ eq "CRYPTO"))
668                 {
669                 $lib_obj =~ s/\s(\S*\/md5_dgst\S*)/ $1 \$(MD5_ASM_OBJ)/;
670                 $rules.=&do_asm_rule($md5_asm_obj,$md5_asm_src);
671                 }
672         if (($sha1_asm_obj ne "") && ($_ eq "CRYPTO"))
673                 {
674                 $lib_obj =~ s/\s(\S*\/sha1dgst\S*)/ $1 \$(SHA1_ASM_OBJ)/;
675                 $rules.=&do_asm_rule($sha1_asm_obj,$sha1_asm_src);
676                 }
677         if (($rmd160_asm_obj ne "") && ($_ eq "CRYPTO"))
678                 {
679                 $lib_obj =~ s/\s(\S*\/rmd_dgst\S*)/ $1 \$(RMD160_ASM_OBJ)/;
680                 $rules.=&do_asm_rule($rmd160_asm_obj,$rmd160_asm_src);
681                 }
682         if (($whirlpool_asm_obj ne "") && ($_ eq "CRYPTO"))
683                 {
684                 $lib_obj =~ s/\s(\S*\/wp_dgst\S*)/ $1 \$(WHIRLPOOL_ASM_OBJ)/;
685                 $rules.=&do_asm_rule($whirlpool_asm_obj,$whirlpool_asm_src);
686                 }
687         if (($cpuid_asm_obj ne "") && ($_ eq "CRYPTO"))
688                 {
689                 $lib_obj =~ s/\s\S*\/mem_clr\S*/ \$(CPUID_ASM_OBJ)/;
690                 $rules.=&do_asm_rule($cpuid_asm_obj,$cpuid_asm_src);
691                 }
692         $defs.=&do_defs(${_}."OBJ",$lib_obj,"\$(OBJ_D)",$obj);
693         $lib=($slib)?" \$(SHLIB_CFLAGS)".$shlib_ex_cflags{$_}:" \$(LIB_CFLAGS)";
694         $rules.=&do_compile_rule("\$(OBJ_D)",$lib_obj{$_},$lib);
695         }
696
697 # hack to add version info on MSVC
698 if (($platform eq "VC-WIN32") || ($platform eq "VC-NT")) {
699     $rules.= <<"EOF";
700 \$(OBJ_D)\\\$(CRYPTO).res: ms\\version32.rc
701         \$(RSC) /fo"\$(OBJ_D)\\\$(CRYPTO).res" /d CRYPTO ms\\version32.rc
702
703 \$(OBJ_D)\\\$(SSL).res: ms\\version32.rc
704         \$(RSC) /fo"\$(OBJ_D)\\\$(SSL).res" /d SSL ms\\version32.rc
705
706 EOF
707 }
708
709 $defs.=&do_defs("T_EXE",$test,"\$(TEST_D)",$exep);
710 foreach (split(/\s+/,$test))
711         {
712         $t=&bname($_);
713         $tt="\$(OBJ_D)${o}$t${obj}";
714         $rules.=&do_link_rule("\$(TEST_D)$o$t$exep",$tt,"\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
715         }
716
717 $defs.=&do_defs("E_SHLIB",$engines,"\$(ENG_D)",$shlibp);
718
719 foreach (split(/\s+/,$engines))
720         {
721         $rules.=&do_compile_rule("\$(OBJ_D)","engines${o}e_$_",$lib);
722         $rules.= &do_lib_rule("\$(OBJ_D)${o}e_${_}.obj","\$(ENG_D)$o$_$shlibp","",$shlib,"");
723         }
724
725
726
727 $rules.= &do_lib_rule("\$(SSLOBJ)","\$(O_SSL)",$ssl,$shlib,"\$(SO_SSL)");
728 $rules.= &do_lib_rule("\$(CRYPTOOBJ)","\$(O_CRYPTO)",$crypto,$shlib,"\$(SO_CRYPTO)");
729
730 $rules.=&do_link_rule("\$(BIN_D)$o\$(E_EXE)$exep","\$(E_OBJ)","\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
731
732 print $defs;
733
734 if ($platform eq "linux-elf") {
735     print <<"EOF";
736 # Generate perlasm output files
737 %.cpp:
738         (cd \$(\@D)/..; PERL=perl make -f Makefile asm/\$(\@F))
739 EOF
740 }
741 print "###################################################################\n";
742 print $rules;
743
744 ###############################################
745 # strip off any trailing .[och] and append the relative directory
746 # also remembering to do nothing if we are in one of the dropped
747 # directories
748 sub var_add
749         {
750         local($dir,$val,$keepext)=@_;
751         local(@a,$_,$ret);
752
753         return("") if $no_engine && $dir =~ /\/engine/;
754         return("") if $no_hw   && $dir =~ /\/hw/;
755         return("") if $no_idea && $dir =~ /\/idea/;
756         return("") if $no_aes  && $dir =~ /\/aes/;
757         return("") if $no_camellia  && $dir =~ /\/camellia/;
758         return("") if $no_seed && $dir =~ /\/seed/;
759         return("") if $no_rc2  && $dir =~ /\/rc2/;
760         return("") if $no_rc4  && $dir =~ /\/rc4/;
761         return("") if $no_rc5  && $dir =~ /\/rc5/;
762         return("") if $no_rsa  && $dir =~ /\/rsa/;
763         return("") if $no_rsa  && $dir =~ /^rsaref/;
764         return("") if $no_dsa  && $dir =~ /\/dsa/;
765         return("") if $no_dh   && $dir =~ /\/dh/;
766         return("") if $no_ec   && $dir =~ /\/ec/;
767         if ($no_des && $dir =~ /\/des/)
768                 {
769                 if ($val =~ /read_pwd/)
770                         { return("$dir/read_pwd "); }
771                 else
772                         { return(""); }
773                 }
774         return("") if $no_mdc2 && $dir =~ /\/mdc2/;
775         return("") if $no_sock && $dir =~ /\/proxy/;
776         return("") if $no_bf   && $dir =~ /\/bf/;
777         return("") if $no_cast && $dir =~ /\/cast/;
778         return("") if $no_whirlpool && $dir =~ /\/whrlpool/;
779
780         $val =~ s/^\s*(.*)\s*$/$1/;
781         @a=split(/\s+/,$val);
782         grep(s/\.[och]$//,@a) unless $keepext;
783
784         @a=grep(!/^e_.*_3d$/,@a) if $no_des;
785         @a=grep(!/^e_.*_d$/,@a) if $no_des;
786         @a=grep(!/^e_.*_ae$/,@a) if $no_idea;
787         @a=grep(!/^e_.*_i$/,@a) if $no_aes;
788         @a=grep(!/^e_.*_r2$/,@a) if $no_rc2;
789         @a=grep(!/^e_.*_r5$/,@a) if $no_rc5;
790         @a=grep(!/^e_.*_bf$/,@a) if $no_bf;
791         @a=grep(!/^e_.*_c$/,@a) if $no_cast;
792         @a=grep(!/^e_rc4$/,@a) if $no_rc4;
793         @a=grep(!/^e_camellia$/,@a) if $no_camellia;
794         @a=grep(!/^e_seed$/,@a) if $no_seed;
795
796         @a=grep(!/(^s2_)|(^s23_)/,@a) if $no_ssl2;
797         @a=grep(!/(^s3_)|(^s23_)/,@a) if $no_ssl3;
798
799         @a=grep(!/(_sock$)|(_acpt$)|(_conn$)|(^pxy_)/,@a) if $no_sock;
800
801         @a=grep(!/(^md2)|(_md2$)/,@a) if $no_md2;
802         @a=grep(!/(^md4)|(_md4$)/,@a) if $no_md4;
803         @a=grep(!/(^md5)|(_md5$)/,@a) if $no_md5;
804         @a=grep(!/(rmd)|(ripemd)/,@a) if $no_ripemd;
805
806         @a=grep(!/(^d2i_r_)|(^i2d_r_)/,@a) if $no_rsa;
807         @a=grep(!/(^p_open$)|(^p_seal$)/,@a) if $no_rsa;
808         @a=grep(!/(^pem_seal$)/,@a) if $no_rsa;
809
810         @a=grep(!/(m_dss$)|(m_dss1$)/,@a) if $no_dsa;
811         @a=grep(!/(^d2i_s_)|(^i2d_s_)|(_dsap$)/,@a) if $no_dsa;
812
813         @a=grep(!/^n_pkey$/,@a) if $no_rsa || $no_rc4;
814
815         @a=grep(!/_dhp$/,@a) if $no_dh;
816
817         @a=grep(!/(^sha[^1])|(_sha$)|(m_dss$)/,@a) if $no_sha;
818         @a=grep(!/(^sha1)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
819         @a=grep(!/_mdc2$/,@a) if $no_mdc2;
820
821         @a=grep(!/^engine$/,@a) if $no_engine;
822         @a=grep(!/^hw$/,@a) if $no_hw;
823         @a=grep(!/(^rsa$)|(^genrsa$)/,@a) if $no_rsa;
824         @a=grep(!/(^dsa$)|(^gendsa$)|(^dsaparam$)/,@a) if $no_dsa;
825         @a=grep(!/^gendsa$/,@a) if $no_sha1;
826         @a=grep(!/(^dh$)|(^gendh$)/,@a) if $no_dh;
827
828         @a=grep(!/(^dh)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
829
830         grep($_="$dir/$_",@a);
831         @a=grep(!/(^|\/)s_/,@a) if $no_sock;
832         @a=grep(!/(^|\/)bio_sock/,@a) if $no_sock;
833         $ret=join(' ',@a)." ";
834         return($ret);
835         }
836
837 # change things so that each 'token' is only separated by one space
838 sub clean_up_ws
839         {
840         local($w)=@_;
841
842         $w =~ s/^\s*(.*)\s*$/$1/;
843         $w =~ s/\s+/ /g;
844         return($w);
845         }
846
847 sub do_defs
848         {
849         local($var,$files,$location,$postfix)=@_;
850         local($_,$ret,$pf);
851         local(*OUT,$tmp,$t);
852
853         $files =~ s/\//$o/g if $o ne '/';
854         $ret="$var="; 
855         $n=1;
856         $Vars{$var}.="";
857         foreach (split(/ /,$files))
858                 {
859                 $orig=$_;
860                 $_=&bname($_) unless /^\$/;
861                 if ($n++ == 2)
862                         {
863                         $n=0;
864                         $ret.="\\\n\t";
865                         }
866                 if (($_ =~ /bss_file/) && ($postfix eq ".h"))
867                         { $pf=".c"; }
868                 else    { $pf=$postfix; }
869                 if ($_ =~ /BN_ASM/)     { $t="$_ "; }
870                 elsif ($_ =~ /BNCO_ASM/){ $t="$_ "; }
871                 elsif ($_ =~ /AES_ASM/){ $t="$_ "; }
872                 elsif ($_ =~ /DES_ENC/) { $t="$_ "; }
873                 elsif ($_ =~ /BF_ENC/)  { $t="$_ "; }
874                 elsif ($_ =~ /CAST_ENC/){ $t="$_ "; }
875                 elsif ($_ =~ /RC4_ENC/) { $t="$_ "; }
876                 elsif ($_ =~ /RC5_ENC/) { $t="$_ "; }
877                 elsif ($_ =~ /MD5_ASM/) { $t="$_ "; }
878                 elsif ($_ =~ /SHA1_ASM/){ $t="$_ "; }
879                 elsif ($_ =~ /RMD160_ASM/){ $t="$_ "; }
880                 elsif ($_ =~ /WHIRLPOOL_ASM/){ $t="$_ "; }
881                 elsif ($_ =~ /CPUID_ASM/){ $t="$_ "; }
882                 else    { $t="$location${o}$_$pf "; }
883
884                 $Vars{$var}.="$t ";
885                 $ret.=$t;
886                 }
887         # hack to add version info on MSVC
888         if ($shlib && (($platform eq "VC-WIN32") || ($platform eq "VC-NT")))
889                 {
890                 if ($var eq "CRYPTOOBJ")
891                         { $ret.="\$(OBJ_D)\\\$(CRYPTO).res "; }
892                 elsif ($var eq "SSLOBJ")
893                         { $ret.="\$(OBJ_D)\\\$(SSL).res "; }
894                 }
895         chomp($ret);
896         $ret.="\n\n";
897         return($ret);
898         }
899
900 # return the name with the leading path removed
901 sub bname
902         {
903         local($ret)=@_;
904         $ret =~ s/^.*[\\\/]([^\\\/]+)$/$1/;
905         return($ret);
906         }
907
908
909 ##############################################################
910 # do a rule for each file that says 'compile' to new direcory
911 # compile the files in '$files' into $to
912 sub do_compile_rule
913         {
914         local($to,$files,$ex)=@_;
915         local($ret,$_,$n);
916         
917         $files =~ s/\//$o/g if $o ne '/';
918         foreach (split(/\s+/,$files))
919                 {
920                 $n=&bname($_);
921                 $ret.=&cc_compile_target("$to${o}$n$obj","${_}.c",$ex)
922                 }
923         return($ret);
924         }
925
926 ##############################################################
927 # do a rule for each file that says 'compile' to new direcory
928 sub cc_compile_target
929         {
930         local($target,$source,$ex_flags)=@_;
931         local($ret);
932         
933         $ex_flags.=" -DMK1MF_BUILD -D$platform_cpp_symbol" if ($source =~ /cversion/);
934         $target =~ s/\//$o/g if $o ne "/";
935         $source =~ s/\//$o/g if $o ne "/";
936         $ret ="$target: \$(SRC_D)$o$source\n\t";
937         $ret.="\$(CC) ${ofile}$target $ex_flags -c \$(SRC_D)$o$source\n\n";
938         return($ret);
939         }
940
941 ##############################################################
942 sub do_asm_rule
943         {
944         local($target,$src)=@_;
945         local($ret,@s,@t,$i);
946
947         $target =~ s/\//$o/g if $o ne "/";
948         $src =~ s/\//$o/g if $o ne "/";
949
950         @s=split(/\s+/,$src);
951         @t=split(/\s+/,$target);
952
953         for ($i=0; $i<=$#s; $i++)
954                 {
955                 $ret.="$t[$i]: $s[$i]\n";
956                 $ret.="\t\$(ASM) $afile$t[$i] \$(SRC_D)$o$s[$i]\n\n";
957                 }
958         return($ret);
959         }
960
961 sub do_shlib_rule
962         {
963         local($n,$def)=@_;
964         local($ret,$nn);
965         local($t);
966
967         ($nn=$n) =~ tr/a-z/A-Z/;
968         $ret.="$n.dll: \$(${nn}OBJ)\n";
969         if ($vc && $w32)
970                 {
971                 $ret.="\t\$(MKSHLIB) $efile$n.dll $def @<<\n  \$(${nn}OBJ_F)\n<<\n";
972                 }
973         $ret.="\n";
974         return($ret);
975         }
976
977 # do a rule for each file that says 'copy' to new direcory on change
978 sub do_copy_rule
979         {
980         local($to,$files,$p)=@_;
981         local($ret,$_,$n,$pp);
982         
983         $files =~ s/\//$o/g if $o ne '/';
984         foreach (split(/\s+/,$files))
985                 {
986                 $n=&bname($_);
987                 if ($n =~ /bss_file/)
988                         { $pp=".c"; }
989                 else    { $pp=$p; }
990                 $ret.="$to${o}$n$pp: \$(SRC_D)$o$_$pp\n\t\$(CP) \"\$(SRC_D)$o$_$pp\" \"$to${o}$n$pp\"\n\n";
991                 }
992         return($ret);
993         }
994
995 sub read_options
996         {
997         # Many options are handled in a similar way. In particular
998         # no-xxx sets zero or more scalars to 1.
999         # Process these using a hash containing the option name and
1000         # reference to the scalars to set.
1001
1002         my %valid_options = (
1003                 "no-rc2" => \$no_rc2,
1004                 "no-rc4" => \$no_rc4,
1005                 "no-rc5" => \$no_rc5,
1006                 "no-idea" => \$no_idea,
1007                 "no-aes" => \$no_aes,
1008                 "no-camellia" => \$no_camellia,
1009                 "no-seed" => \$no_seed,
1010                 "no-des" => \$no_des,
1011                 "no-bf" => \$no_bf,
1012                 "no-cast" => \$no_cast,
1013                 "no-md2" => \$no_md2,
1014                 "no-md4" => \$no_md4,
1015                 "no-md5" => \$no_md5,
1016                 "no-sha" => \$no_sha,
1017                 "no-sha1" => \$no_sha1,
1018                 "no-ripemd" => \$no_ripemd,
1019                 "no-mdc2" => \$no_mdc2,
1020                 "no-whirlpool" => \$no_whirlpool,
1021                 "no-patents" => 
1022                         [\$no_rc2, \$no_rc4, \$no_rc5, \$no_idea, \$no_rsa],
1023                 "no-rsa" => \$no_rsa,
1024                 "no-dsa" => \$no_dsa,
1025                 "no-dh" => \$no_dh,
1026                 "no-hmac" => \$no_hmac,
1027                 "no-asm" => \$no_asm,
1028                 "nasm" => \$nasm,
1029                 "nw-nasm" => \$nw_nasm,
1030                 "nw-mwasm" => \$nw_mwasm,
1031                 "gaswin" => \$gaswin,
1032                 "no-ssl2" => \$no_ssl2,
1033                 "no-ssl3" => \$no_ssl3,
1034                 "no-tlsext" => \$no_tlsext,
1035                 "no-err" => \$no_err,
1036                 "no-sock" => \$no_sock,
1037                 "no-krb5" => \$no_krb5,
1038                 "no-ec" => \$no_ec,
1039                 "no-ecdsa" => \$no_ecdsa,
1040                 "no-ecdh" => \$no_ecdh,
1041                 "no-engine" => \$no_engine,
1042                 "no-hw" => \$no_hw,
1043                 "just-ssl" =>
1044                         [\$no_rc2, \$no_idea, \$no_des, \$no_bf, \$no_cast,
1045                           \$no_md2, \$no_sha, \$no_mdc2, \$no_dsa, \$no_dh,
1046                           \$no_ssl2, \$no_err, \$no_ripemd, \$no_rc5,
1047                           \$no_aes, \$no_camellia, \$no_seed],
1048                 "rsaref" => 0,
1049                 "gcc" => \$gcc,
1050                 "debug" => \$debug,
1051                 "profile" => \$profile,
1052                 "shlib" => \$shlib,
1053                 "dll" => \$shlib,
1054                 "shared" => 0,
1055                 "no-gmp" => 0,
1056                 "no-rfc3779" => 0,
1057                 "no-shared" => 0,
1058                 "no-zlib" => 0,
1059                 "no-zlib-dynamic" => 0,
1060                 );
1061
1062         if (exists $valid_options{$_})
1063                 {
1064                 my $r = $valid_options{$_};
1065                 if ( ref $r eq "SCALAR")
1066                         { $$r = 1;}
1067                 elsif ( ref $r eq "ARRAY")
1068                         {
1069                         my $r2;
1070                         foreach $r2 (@$r)
1071                                 {
1072                                 $$r2 = 1;
1073                                 }
1074                         }
1075                 }
1076         elsif (/^no-comp$/) { $xcflags = "-DOPENSSL_NO_COMP $xcflags"; }
1077         elsif (/^enable-zlib$/) { $zlib_opt = 1 if $zlib_opt == 0 }
1078         elsif (/^enable-zlib-dynamic$/)
1079                 {
1080                 $zlib_opt = 2;
1081                 }
1082         elsif (/^no-static-engine/)
1083                 {
1084                 $no_static_engine = 1;
1085                 }
1086         elsif (/^enable-static-engine/)
1087                 {
1088                 $no_static_engine = 0;
1089                 }
1090         # There are also enable-xxx options which correspond to
1091         # the no-xxx. Since the scalars are enabled by default
1092         # these can be ignored.
1093         elsif (/^enable-/)
1094                 {
1095                 my $t = $_;
1096                 $t =~ s/^enable/no/;
1097                 if (exists $valid_options{$t})
1098                         {return 1;}
1099                 return 0;
1100                 }
1101         elsif (/^--with-krb5-flavor=(.*)$/)
1102                 {
1103                 my $krb5_flavor = $1;
1104                 if ($krb5_flavor =~ /^force-[Hh]eimdal$/)
1105                         {
1106                         $xcflags="-DKRB5_HEIMDAL $xcflags";
1107                         }
1108                 elsif ($krb5_flavor =~ /^MIT/i)
1109                         {
1110                         $xcflags="-DKRB5_MIT $xcflags";
1111                         if ($krb5_flavor =~ /^MIT[._-]*1[._-]*[01]/i)
1112                                 {
1113                                 $xcflags="-DKRB5_MIT_OLD11 $xcflags"
1114                                 }
1115                         }
1116                 }
1117         elsif (/^([^=]*)=(.*)$/){ $VARS{$1}=$2; }
1118         elsif (/^-[lL].*$/)     { $l_flags.="$_ "; }
1119         elsif ((!/^-help/) && (!/^-h/) && (!/^-\?/) && /^-.*$/)
1120                 { $c_flags.="$_ "; }
1121         else { return(0); }
1122         return(1);
1123         }