b5e13c3575f456e216f413e2c1d9b296797db0ba
[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-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 no-seed
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_SEED" if $no_seed;
204 $cflags.=" -DOPENSSL_NO_RC2"  if $no_rc2;
205 $cflags.=" -DOPENSSL_NO_RC4"  if $no_rc4;
206 $cflags.=" -DOPENSSL_NO_RC5"  if $no_rc5;
207 $cflags.=" -DOPENSSL_NO_MD2"  if $no_md2;
208 $cflags.=" -DOPENSSL_NO_MD4"  if $no_md4;
209 $cflags.=" -DOPENSSL_NO_MD5"  if $no_md5;
210 $cflags.=" -DOPENSSL_NO_SHA"  if $no_sha;
211 $cflags.=" -DOPENSSL_NO_SHA1" if $no_sha1;
212 $cflags.=" -DOPENSSL_NO_RIPEMD" if $no_ripemd;
213 $cflags.=" -DOPENSSL_NO_MDC2" if $no_mdc2;
214 $cflags.=" -DOPENSSL_NO_BF"  if $no_bf;
215 $cflags.=" -DOPENSSL_NO_CAST" if $no_cast;
216 $cflags.=" -DOPENSSL_NO_DES"  if $no_des;
217 $cflags.=" -DOPENSSL_NO_RSA"  if $no_rsa;
218 $cflags.=" -DOPENSSL_NO_DSA"  if $no_dsa;
219 $cflags.=" -DOPENSSL_NO_DH"   if $no_dh;
220 $cflags.=" -DOPENSSL_NO_WHIRLPOOL"   if $no_whirlpool;
221 $cflags.=" -DOPENSSL_NO_SOCK" if $no_sock;
222 $cflags.=" -DOPENSSL_NO_SSL2" if $no_ssl2;
223 $cflags.=" -DOPENSSL_NO_SSL3" if $no_ssl3;
224 $cflags.=" -DOPENSSL_NO_TLSEXT" if $no_tlsext;
225 $cflags.=" -DOPENSSL_NO_ERR"  if $no_err;
226 $cflags.=" -DOPENSSL_NO_KRB5" if $no_krb5;
227 $cflags.=" -DOPENSSL_NO_EC"   if $no_ec;
228 $cflags.=" -DOPENSSL_NO_ECDSA" if $no_ecdsa;
229 $cflags.=" -DOPENSSL_NO_ECDH" if $no_ecdh;
230 $cflags.=" -DOPENSSL_NO_ENGINE"   if $no_engine;
231 $cflags.=" -DOPENSSL_NO_HW"   if $no_hw;
232
233 $cflags.= " -DZLIB" if $zlib_opt;
234 $cflags.= " -DZLIB_SHARED" if $zlib_opt == 2;
235
236 if ($no_static_engine)
237         {
238         $cflags .= " -DOPENSSL_NO_STATIC_ENGINE";
239         }
240 else
241         {
242         $cflags .= " -DOPENSSL_NO_DYNAMIC_ENGINE";
243         }
244
245 #$cflags.=" -DRSAref"  if $rsaref ne "";
246
247 ## if ($unix)
248 ##      { $cflags="$c_flags" if ($c_flags ne ""); }
249 ##else
250         { $cflags="$c_flags$cflags" if ($c_flags ne ""); }
251
252 $ex_libs="$l_flags$ex_libs" if ($l_flags ne "");
253
254
255 %shlib_ex_cflags=("SSL" => " -DOPENSSL_BUILD_SHLIBSSL",
256                   "CRYPTO" => " -DOPENSSL_BUILD_SHLIBCRYPTO");
257
258 if ($msdos)
259         {
260         $banner ="\t\@echo Make sure you have run 'perl Configure $platform' in the\n";
261         $banner.="\t\@echo top level directory, if you don't have perl, you will\n";
262         $banner.="\t\@echo need to probably edit crypto/bn/bn.h, check the\n";
263         $banner.="\t\@echo documentation for details.\n";
264         }
265
266 # have to do this to allow $(CC) under unix
267 $link="$bin_dir$link" if ($link !~ /^\$/);
268
269 $INSTALLTOP =~ s|/|$o|g;
270 $OPENSSLDIR =~ s|/|$o|g;
271
272 #############################################
273 # We parse in input file and 'store' info for later printing.
274 open(IN,"<$infile") || die "unable to open $infile:$!\n";
275 $_=<IN>;
276 for (;;)
277         {
278         chop;
279
280         ($key,$val)=/^([^=]+)=(.*)/;
281         if ($key eq "RELATIVE_DIRECTORY")
282                 {
283                 if ($lib ne "")
284                         {
285                         $uc=$lib;
286                         $uc =~ s/^lib(.*)\.a/$1/;
287                         $uc =~ tr/a-z/A-Z/;
288                         $lib_nam{$uc}=$uc;
289                         $lib_obj{$uc}.=$libobj." ";
290                         }
291                 last if ($val eq "FINISHED");
292                 $lib="";
293                 $libobj="";
294                 $dir=$val;
295                 }
296
297         if ($key eq "KRB5_INCLUDES")
298                 { $cflags .= " $val";}
299
300         if ($key eq "ZLIB_INCLUDE")
301                 { $cflags .= " $val" if $val ne "";}
302
303         if ($key eq "LIBZLIB")
304                 { $zlib_lib = "$val" if $val ne "";}
305
306         if ($key eq "LIBKRB5")
307                 { $ex_libs .= " $val" if $val ne "";}
308
309         if ($key eq "TEST")
310                 { $test.=&var_add($dir,$val, 0); }
311
312         if (($key eq "PROGS") || ($key eq "E_OBJ"))
313                 { $e_exe.=&var_add($dir,$val, 0); }
314
315         if ($key eq "LIB")
316                 {
317                 $lib=$val;
318                 $lib =~ s/^.*\/([^\/]+)$/$1/;
319                 }
320
321         if ($key eq "EXHEADER")
322                 { $exheader.=&var_add($dir,$val, 1); }
323
324         if ($key eq "HEADER")
325                 { $header.=&var_add($dir,$val, 1); }
326
327         if ($key eq "LIBOBJ" && ($dir ne "engines" || !$no_static_engine))
328                 { $libobj=&var_add($dir,$val, 0); }
329         if ($key eq "LIBNAMES" && $dir eq "engines" && $no_static_engine)
330                 { $engines.=$val }
331
332         if (!($_=<IN>))
333                 { $_="RELATIVE_DIRECTORY=FINISHED\n"; }
334         }
335 close(IN);
336
337 if ($shlib)
338         {
339         $extra_install= <<"EOF";
340         \$(CP) \$(O_SSL) \$(INSTALLTOP)${o}bin
341         \$(CP) \$(O_CRYPTO) \$(INSTALLTOP)${o}bin
342         \$(CP) \$(L_SSL) \$(INSTALLTOP)${o}lib
343         \$(CP) \$(L_CRYPTO) \$(INSTALLTOP)${o}lib
344 EOF
345         if ($no_static_engine)
346                 {
347                 $extra_install .= <<"EOF"
348         \$(MKDIR) \$(INSTALLTOP)${o}lib${o}engines
349         \$(CP) \$(E_SHLIB) \$(INSTALLTOP)${o}lib${o}engines
350 EOF
351                 }
352         }
353 else
354         {
355         $extra_install= <<"EOF";
356         \$(CP) \$(O_SSL) \$(INSTALLTOP)${o}lib
357         \$(CP) \$(O_CRYPTO) \$(INSTALLTOP)${o}lib
358 EOF
359         $ex_libs .= " $zlib_lib" if $zlib_opt == 1;
360         }
361
362 $defs= <<"EOF";
363 # This makefile has been automatically generated from the OpenSSL distribution.
364 # This single makefile will build the complete OpenSSL distribution and
365 # by default leave the 'intertesting' output files in .${o}out and the stuff
366 # that needs deleting in .${o}tmp.
367 # The file was generated by running 'make makefile.one', which
368 # does a 'make files', which writes all the environment variables from all
369 # the makefiles to the file call MINFO.  This file is used by
370 # util${o}mk1mf.pl to generate makefile.one.
371 # The 'makefile per directory' system suites me when developing this
372 # library and also so I can 'distribute' indervidual library sections.
373 # The one monster makefile better suits building in non-unix
374 # environments.
375
376 EOF
377
378 $defs .= $preamble if defined $preamble;
379
380 $defs.= <<"EOF";
381 INSTALLTOP=$INSTALLTOP
382 OPENSSLDIR=$OPENSSLDIR
383
384 # Set your compiler options
385 PLATFORM=$platform
386 CC=$bin_dir${cc}
387 CFLAG=$cflags
388 APP_CFLAG=$app_cflag
389 LIB_CFLAG=$lib_cflag
390 SHLIB_CFLAG=$shl_cflag
391 APP_EX_OBJ=$app_ex_obj
392 SHLIB_EX_OBJ=$shlib_ex_obj
393 # add extra libraries to this define, for solaris -lsocket -lnsl would
394 # be added
395 EX_LIBS=$ex_libs
396
397 # The OpenSSL directory
398 SRC_D=$src_dir
399
400 LINK=$link
401 LFLAGS=$lflags
402 RSC=$rsc
403
404 BN_ASM_OBJ=$bn_asm_obj
405 BN_ASM_SRC=$bn_asm_src
406 BNCO_ASM_OBJ=$bnco_asm_obj
407 BNCO_ASM_SRC=$bnco_asm_src
408 DES_ENC_OBJ=$des_enc_obj
409 DES_ENC_SRC=$des_enc_src
410 BF_ENC_OBJ=$bf_enc_obj
411 BF_ENC_SRC=$bf_enc_src
412 CAST_ENC_OBJ=$cast_enc_obj
413 CAST_ENC_SRC=$cast_enc_src
414 RC4_ENC_OBJ=$rc4_enc_obj
415 RC4_ENC_SRC=$rc4_enc_src
416 RC5_ENC_OBJ=$rc5_enc_obj
417 RC5_ENC_SRC=$rc5_enc_src
418 MD5_ASM_OBJ=$md5_asm_obj
419 MD5_ASM_SRC=$md5_asm_src
420 SHA1_ASM_OBJ=$sha1_asm_obj
421 SHA1_ASM_SRC=$sha1_asm_src
422 RMD160_ASM_OBJ=$rmd160_asm_obj
423 RMD160_ASM_SRC=$rmd160_asm_src
424 WHIRLPOOL_ASM_OBJ=$whirlpool_asm_obj
425 WHIRLPOOL_ASM_SRC=$whirlpool_asm_src
426 CPUID_ASM_OBJ=$cpuid_asm_obj
427 CPUID_ASM_SRC=$cpuid_asm_src
428
429 # The output directory for everything intersting
430 OUT_D=$out_dir
431 # The output directory for all the temporary muck
432 TMP_D=$tmp_dir
433 # The output directory for the header files
434 INC_D=$inc_dir
435 INCO_D=$inc_dir${o}openssl
436
437 PERL=$perl
438 CP=$cp
439 RM=$rm
440 RANLIB=$ranlib
441 MKDIR=$mkdir
442 MKLIB=$bin_dir$mklib
443 MLFLAGS=$mlflags
444 ASM=$bin_dir$asm
445
446 ######################################################
447 # You should not need to touch anything below this point
448 ######################################################
449
450 E_EXE=openssl
451 SSL=$ssl
452 CRYPTO=$crypto
453
454 # BIN_D  - Binary output directory
455 # TEST_D - Binary test file output directory
456 # LIB_D  - library output directory
457 # ENG_D  - dynamic engine output directory
458 # Note: if you change these point to different directories then uncomment out
459 # the lines around the 'NB' comment below.
460
461 BIN_D=\$(OUT_D)
462 TEST_D=\$(OUT_D)
463 LIB_D=\$(OUT_D)
464 ENG_D=\$(OUT_D)
465
466 # INCL_D - local library directory
467 # OBJ_D  - temp object file directory
468 OBJ_D=\$(TMP_D)
469 INCL_D=\$(TMP_D)
470
471 O_SSL=     \$(LIB_D)$o$plib\$(SSL)$shlibp
472 O_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$shlibp
473 SO_SSL=    $plib\$(SSL)$so_shlibp
474 SO_CRYPTO= $plib\$(CRYPTO)$so_shlibp
475 L_SSL=     \$(LIB_D)$o$plib\$(SSL)$libp
476 L_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$libp
477
478 L_LIBS= \$(L_SSL) \$(L_CRYPTO)
479
480 ######################################################
481 # Don't touch anything below this point
482 ######################################################
483
484 INC=-I\$(INC_D) -I\$(INCL_D)
485 APP_CFLAGS=\$(INC) \$(CFLAG) \$(APP_CFLAG)
486 LIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG)
487 SHLIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG) \$(SHLIB_CFLAG)
488 LIBS_DEP=\$(O_CRYPTO) \$(O_SSL)
489
490 #############################################
491 EOF
492
493 $rules=<<"EOF";
494 all: banner \$(TMP_D) \$(BIN_D) \$(TEST_D) \$(LIB_D) \$(INCO_D) headers lib exe
495
496 banner:
497 $banner
498
499 \$(TMP_D):
500         \$(MKDIR) \$(TMP_D)
501 # NB: uncomment out these lines if BIN_D, TEST_D and LIB_D are different
502 #\$(BIN_D):
503 #       \$(MKDIR) \$(BIN_D)
504 #
505 #\$(TEST_D):
506 #       \$(MKDIR) \$(TEST_D)
507
508 \$(LIB_D):
509         \$(MKDIR) \$(LIB_D)
510
511 \$(INCO_D): \$(INC_D)
512         \$(MKDIR) \$(INCO_D)
513
514 \$(INC_D):
515         \$(MKDIR) \$(INC_D)
516
517 headers: \$(HEADER) \$(EXHEADER)
518         @
519
520 lib: \$(LIBS_DEP) \$(E_SHLIB)
521
522 exe: \$(T_EXE) \$(BIN_D)$o\$(E_EXE)$exep
523
524 install: all
525         \$(MKDIR) \$(INSTALLTOP)
526         \$(MKDIR) \$(INSTALLTOP)${o}bin
527         \$(MKDIR) \$(INSTALLTOP)${o}include
528         \$(MKDIR) \$(INSTALLTOP)${o}include${o}openssl
529         \$(MKDIR) \$(INSTALLTOP)${o}lib
530         \$(CP) \$(INCO_D)${o}*.\[ch\] \$(INSTALLTOP)${o}include${o}openssl
531         \$(CP) \$(BIN_D)$o\$(E_EXE)$exep \$(INSTALLTOP)${o}bin
532         \$(MKDIR) \$(OPENSSLDIR)
533         \$(CP) apps${o}openssl.cnf \$(OPENSSLDIR)
534 $extra_install
535
536
537 test: \$(T_EXE)
538         cd \$(BIN_D)
539         ..${o}ms${o}test
540
541 clean:
542         \$(RM) \$(TMP_D)$o*.*
543
544 vclean:
545         \$(RM) \$(TMP_D)$o*.*
546         \$(RM) \$(OUT_D)$o*.*
547
548 EOF
549     
550 my $platform_cpp_symbol = "MK1MF_PLATFORM_$platform";
551 $platform_cpp_symbol =~ s/-/_/g;
552 if (open(IN,"crypto/buildinf.h"))
553         {
554         # Remove entry for this platform in existing file buildinf.h.
555
556         my $old_buildinf_h = "";
557         while (<IN>)
558                 {
559                 if (/^\#ifdef $platform_cpp_symbol$/)
560                         {
561                         while (<IN>) { last if (/^\#endif/); }
562                         }
563                 else
564                         {
565                         $old_buildinf_h .= $_;
566                         }
567                 }
568         close(IN);
569
570         open(OUT,">crypto/buildinf.h") || die "Can't open buildinf.h";
571         print OUT $old_buildinf_h;
572         close(OUT);
573         }
574
575 open (OUT,">>crypto/buildinf.h") || die "Can't open buildinf.h";
576 printf OUT <<EOF;
577 #ifdef $platform_cpp_symbol
578   /* auto-generated/updated by util/mk1mf.pl for crypto/cversion.c */
579   #define CFLAGS "$cc $cflags"
580   #define PLATFORM "$platform"
581 EOF
582 printf OUT "  #define DATE \"%s\"\n", scalar gmtime();
583 printf OUT "#endif\n";
584 close(OUT);
585
586 # Strip of trailing ' '
587 foreach (keys %lib_obj) { $lib_obj{$_}=&clean_up_ws($lib_obj{$_}); }
588 $test=&clean_up_ws($test);
589 $e_exe=&clean_up_ws($e_exe);
590 $exheader=&clean_up_ws($exheader);
591 $header=&clean_up_ws($header);
592
593 # First we strip the exheaders from the headers list
594 foreach (split(/\s+/,$exheader)){ $h{$_}=1; }
595 foreach (split(/\s+/,$header))  { $h.=$_." " unless $h{$_}; }
596 chop($h); $header=$h;
597
598 $defs.=&do_defs("HEADER",$header,"\$(INCL_D)","");
599 $rules.=&do_copy_rule("\$(INCL_D)",$header,"");
600
601 $defs.=&do_defs("EXHEADER",$exheader,"\$(INCO_D)","");
602 $rules.=&do_copy_rule("\$(INCO_D)",$exheader,"");
603
604 $defs.=&do_defs("T_OBJ",$test,"\$(OBJ_D)",$obj);
605 $rules.=&do_compile_rule("\$(OBJ_D)",$test,"\$(APP_CFLAGS)");
606
607 $defs.=&do_defs("E_OBJ",$e_exe,"\$(OBJ_D)",$obj);
608 $rules.=&do_compile_rule("\$(OBJ_D)",$e_exe,'-DMONOLITH $(APP_CFLAGS)');
609
610 foreach (values %lib_nam)
611         {
612         $lib_obj=$lib_obj{$_};
613         local($slib)=$shlib;
614
615         if (($_ eq "SSL") && $no_ssl2 && $no_ssl3)
616                 {
617                 $rules.="\$(O_SSL):\n\n"; 
618                 next;
619                 }
620
621         if (($bn_asm_obj ne "") && ($_ eq "CRYPTO"))
622                 {
623                 $lib_obj =~ s/\s\S*\/bn_asm\S*/ \$(BN_ASM_OBJ)/;
624                 $rules.=&do_asm_rule($bn_asm_obj,$bn_asm_src);
625                 }
626         if (($bnco_asm_obj ne "") && ($_ eq "CRYPTO"))
627                 {
628                 $lib_obj .= "\$(BNCO_ASM_OBJ)";
629                 $rules.=&do_asm_rule($bnco_asm_obj,$bnco_asm_src);
630                 }
631         if (($des_enc_obj ne "") && ($_ eq "CRYPTO"))
632                 {
633                 $lib_obj =~ s/\s\S*des_enc\S*/ \$(DES_ENC_OBJ)/;
634                 $lib_obj =~ s/\s\S*\/fcrypt_b\S*\s*/ /;
635                 $rules.=&do_asm_rule($des_enc_obj,$des_enc_src);
636                 }
637         if (($bf_enc_obj ne "") && ($_ eq "CRYPTO"))
638                 {
639                 $lib_obj =~ s/\s\S*\/bf_enc\S*/ \$(BF_ENC_OBJ)/;
640                 $rules.=&do_asm_rule($bf_enc_obj,$bf_enc_src);
641                 }
642         if (($cast_enc_obj ne "") && ($_ eq "CRYPTO"))
643                 {
644                 $lib_obj =~ s/(\s\S*\/c_enc\S*)/ \$(CAST_ENC_OBJ)/;
645                 $rules.=&do_asm_rule($cast_enc_obj,$cast_enc_src);
646                 }
647         if (($rc4_enc_obj ne "") && ($_ eq "CRYPTO"))
648                 {
649                 $lib_obj =~ s/\s\S*\/rc4_enc\S*/ \$(RC4_ENC_OBJ)/;
650                 $lib_obj =~ s/\s\S*\/rc4_skey\S*//;
651                 $rules.=&do_asm_rule($rc4_enc_obj,$rc4_enc_src);
652                 }
653         if (($rc5_enc_obj ne "") && ($_ eq "CRYPTO"))
654                 {
655                 $lib_obj =~ s/\s\S*\/rc5_enc\S*/ \$(RC5_ENC_OBJ)/;
656                 $rules.=&do_asm_rule($rc5_enc_obj,$rc5_enc_src);
657                 }
658         if (($md5_asm_obj ne "") && ($_ eq "CRYPTO"))
659                 {
660                 $lib_obj =~ s/\s(\S*\/md5_dgst\S*)/ $1 \$(MD5_ASM_OBJ)/;
661                 $rules.=&do_asm_rule($md5_asm_obj,$md5_asm_src);
662                 }
663         if (($sha1_asm_obj ne "") && ($_ eq "CRYPTO"))
664                 {
665                 $lib_obj =~ s/\s(\S*\/sha1dgst\S*)/ $1 \$(SHA1_ASM_OBJ)/;
666                 $rules.=&do_asm_rule($sha1_asm_obj,$sha1_asm_src);
667                 }
668         if (($rmd160_asm_obj ne "") && ($_ eq "CRYPTO"))
669                 {
670                 $lib_obj =~ s/\s(\S*\/rmd_dgst\S*)/ $1 \$(RMD160_ASM_OBJ)/;
671                 $rules.=&do_asm_rule($rmd160_asm_obj,$rmd160_asm_src);
672                 }
673         if (($whirlpool_asm_obj ne "") && ($_ eq "CRYPTO"))
674                 {
675                 $lib_obj =~ s/\s(\S*\/wp_dgst\S*)/ $1 \$(WHIRLPOOL_ASM_OBJ)/;
676                 $rules.=&do_asm_rule($whirlpool_asm_obj,$whirlpool_asm_src);
677                 }
678         if (($cpuid_asm_obj ne "") && ($_ eq "CRYPTO"))
679                 {
680                 $lib_obj =~ s/\s\S*\/mem_clr\S*/ \$(CPUID_ASM_OBJ)/;
681                 $rules.=&do_asm_rule($cpuid_asm_obj,$cpuid_asm_src);
682                 }
683         $defs.=&do_defs(${_}."OBJ",$lib_obj,"\$(OBJ_D)",$obj);
684         $lib=($slib)?" \$(SHLIB_CFLAGS)".$shlib_ex_cflags{$_}:" \$(LIB_CFLAGS)";
685         $rules.=&do_compile_rule("\$(OBJ_D)",$lib_obj{$_},$lib);
686         }
687
688 # hack to add version info on MSVC
689 if (($platform eq "VC-WIN32") || ($platform eq "VC-NT")) {
690     $rules.= <<"EOF";
691 \$(OBJ_D)\\\$(CRYPTO).res: ms\\version32.rc
692         \$(RSC) /fo"\$(OBJ_D)\\\$(CRYPTO).res" /d CRYPTO ms\\version32.rc
693
694 \$(OBJ_D)\\\$(SSL).res: ms\\version32.rc
695         \$(RSC) /fo"\$(OBJ_D)\\\$(SSL).res" /d SSL ms\\version32.rc
696
697 EOF
698 }
699
700 $defs.=&do_defs("T_EXE",$test,"\$(TEST_D)",$exep);
701 foreach (split(/\s+/,$test))
702         {
703         $t=&bname($_);
704         $tt="\$(OBJ_D)${o}$t${obj}";
705         $rules.=&do_link_rule("\$(TEST_D)$o$t$exep",$tt,"\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
706         }
707
708 $defs.=&do_defs("E_SHLIB",$engines,"\$(ENG_D)",$shlibp);
709
710 foreach (split(/\s+/,$engines))
711         {
712         $rules.=&do_compile_rule("\$(OBJ_D)","engines${o}e_$_",$lib);
713         $rules.= &do_lib_rule("\$(OBJ_D)${o}e_${_}.obj","\$(ENG_D)$o$_$shlibp","",$shlib,"");
714         }
715
716
717
718 $rules.= &do_lib_rule("\$(SSLOBJ)","\$(O_SSL)",$ssl,$shlib,"\$(SO_SSL)");
719 $rules.= &do_lib_rule("\$(CRYPTOOBJ)","\$(O_CRYPTO)",$crypto,$shlib,"\$(SO_CRYPTO)");
720
721 $rules.=&do_link_rule("\$(BIN_D)$o\$(E_EXE)$exep","\$(E_OBJ)","\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
722
723 print $defs;
724
725 if ($platform eq "linux-elf") {
726     print <<"EOF";
727 # Generate perlasm output files
728 %.cpp:
729         (cd \$(\@D)/..; PERL=perl make -f Makefile asm/\$(\@F))
730 EOF
731 }
732 print "###################################################################\n";
733 print $rules;
734
735 ###############################################
736 # strip off any trailing .[och] and append the relative directory
737 # also remembering to do nothing if we are in one of the dropped
738 # directories
739 sub var_add
740         {
741         local($dir,$val,$keepext)=@_;
742         local(@a,$_,$ret);
743
744         return("") if $no_engine && $dir =~ /\/engine/;
745         return("") if $no_hw   && $dir =~ /\/hw/;
746         return("") if $no_idea && $dir =~ /\/idea/;
747         return("") if $no_aes  && $dir =~ /\/aes/;
748         return("") if $no_camellia  && $dir =~ /\/camellia/;
749         return("") if $no_seed && $dir =~ /\/seed/;
750         return("") if $no_rc2  && $dir =~ /\/rc2/;
751         return("") if $no_rc4  && $dir =~ /\/rc4/;
752         return("") if $no_rc5  && $dir =~ /\/rc5/;
753         return("") if $no_rsa  && $dir =~ /\/rsa/;
754         return("") if $no_rsa  && $dir =~ /^rsaref/;
755         return("") if $no_dsa  && $dir =~ /\/dsa/;
756         return("") if $no_dh   && $dir =~ /\/dh/;
757         return("") if $no_ec   && $dir =~ /\/ec/;
758         if ($no_des && $dir =~ /\/des/)
759                 {
760                 if ($val =~ /read_pwd/)
761                         { return("$dir/read_pwd "); }
762                 else
763                         { return(""); }
764                 }
765         return("") if $no_mdc2 && $dir =~ /\/mdc2/;
766         return("") if $no_sock && $dir =~ /\/proxy/;
767         return("") if $no_bf   && $dir =~ /\/bf/;
768         return("") if $no_cast && $dir =~ /\/cast/;
769         return("") if $no_whirlpool && $dir =~ /\/whrlpool/;
770
771         $val =~ s/^\s*(.*)\s*$/$1/;
772         @a=split(/\s+/,$val);
773         grep(s/\.[och]$//,@a) unless $keepext;
774
775         @a=grep(!/^e_.*_3d$/,@a) if $no_des;
776         @a=grep(!/^e_.*_d$/,@a) if $no_des;
777         @a=grep(!/^e_.*_ae$/,@a) if $no_idea;
778         @a=grep(!/^e_.*_i$/,@a) if $no_aes;
779         @a=grep(!/^e_.*_r2$/,@a) if $no_rc2;
780         @a=grep(!/^e_.*_r5$/,@a) if $no_rc5;
781         @a=grep(!/^e_.*_bf$/,@a) if $no_bf;
782         @a=grep(!/^e_.*_c$/,@a) if $no_cast;
783         @a=grep(!/^e_rc4$/,@a) if $no_rc4;
784         @a=grep(!/^e_camellia$/,@a) if $no_camellia;
785         @a=grep(!/^e_seed$/,@a) if $no_seed;
786
787         @a=grep(!/(^s2_)|(^s23_)/,@a) if $no_ssl2;
788         @a=grep(!/(^s3_)|(^s23_)/,@a) if $no_ssl3;
789
790         @a=grep(!/(_sock$)|(_acpt$)|(_conn$)|(^pxy_)/,@a) if $no_sock;
791
792         @a=grep(!/(^md2)|(_md2$)/,@a) if $no_md2;
793         @a=grep(!/(^md4)|(_md4$)/,@a) if $no_md4;
794         @a=grep(!/(^md5)|(_md5$)/,@a) if $no_md5;
795         @a=grep(!/(rmd)|(ripemd)/,@a) if $no_ripemd;
796
797         @a=grep(!/(^d2i_r_)|(^i2d_r_)/,@a) if $no_rsa;
798         @a=grep(!/(^p_open$)|(^p_seal$)/,@a) if $no_rsa;
799         @a=grep(!/(^pem_seal$)/,@a) if $no_rsa;
800
801         @a=grep(!/(m_dss$)|(m_dss1$)/,@a) if $no_dsa;
802         @a=grep(!/(^d2i_s_)|(^i2d_s_)|(_dsap$)/,@a) if $no_dsa;
803
804         @a=grep(!/^n_pkey$/,@a) if $no_rsa || $no_rc4;
805
806         @a=grep(!/_dhp$/,@a) if $no_dh;
807
808         @a=grep(!/(^sha[^1])|(_sha$)|(m_dss$)/,@a) if $no_sha;
809         @a=grep(!/(^sha1)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
810         @a=grep(!/_mdc2$/,@a) if $no_mdc2;
811
812         @a=grep(!/^engine$/,@a) if $no_engine;
813         @a=grep(!/^hw$/,@a) if $no_hw;
814         @a=grep(!/(^rsa$)|(^genrsa$)/,@a) if $no_rsa;
815         @a=grep(!/(^dsa$)|(^gendsa$)|(^dsaparam$)/,@a) if $no_dsa;
816         @a=grep(!/^gendsa$/,@a) if $no_sha1;
817         @a=grep(!/(^dh$)|(^gendh$)/,@a) if $no_dh;
818
819         @a=grep(!/(^dh)|(_sha1$)|(m_dss1$)/,@a) if $no_sha1;
820
821         grep($_="$dir/$_",@a);
822         @a=grep(!/(^|\/)s_/,@a) if $no_sock;
823         @a=grep(!/(^|\/)bio_sock/,@a) if $no_sock;
824         $ret=join(' ',@a)." ";
825         return($ret);
826         }
827
828 # change things so that each 'token' is only separated by one space
829 sub clean_up_ws
830         {
831         local($w)=@_;
832
833         $w =~ s/^\s*(.*)\s*$/$1/;
834         $w =~ s/\s+/ /g;
835         return($w);
836         }
837
838 sub do_defs
839         {
840         local($var,$files,$location,$postfix)=@_;
841         local($_,$ret,$pf);
842         local(*OUT,$tmp,$t);
843
844         $files =~ s/\//$o/g if $o ne '/';
845         $ret="$var="; 
846         $n=1;
847         $Vars{$var}.="";
848         foreach (split(/ /,$files))
849                 {
850                 $orig=$_;
851                 $_=&bname($_) unless /^\$/;
852                 if ($n++ == 2)
853                         {
854                         $n=0;
855                         $ret.="\\\n\t";
856                         }
857                 if (($_ =~ /bss_file/) && ($postfix eq ".h"))
858                         { $pf=".c"; }
859                 else    { $pf=$postfix; }
860                 if ($_ =~ /BN_ASM/)     { $t="$_ "; }
861                 elsif ($_ =~ /BNCO_ASM/){ $t="$_ "; }
862                 elsif ($_ =~ /DES_ENC/) { $t="$_ "; }
863                 elsif ($_ =~ /BF_ENC/)  { $t="$_ "; }
864                 elsif ($_ =~ /CAST_ENC/){ $t="$_ "; }
865                 elsif ($_ =~ /RC4_ENC/) { $t="$_ "; }
866                 elsif ($_ =~ /RC5_ENC/) { $t="$_ "; }
867                 elsif ($_ =~ /MD5_ASM/) { $t="$_ "; }
868                 elsif ($_ =~ /SHA1_ASM/){ $t="$_ "; }
869                 elsif ($_ =~ /RMD160_ASM/){ $t="$_ "; }
870                 elsif ($_ =~ /WHIRLPOOL_ASM/){ $t="$_ "; }
871                 elsif ($_ =~ /CPUID_ASM/){ $t="$_ "; }
872                 else    { $t="$location${o}$_$pf "; }
873
874                 $Vars{$var}.="$t ";
875                 $ret.=$t;
876                 }
877         # hack to add version info on MSVC
878         if ($shlib && (($platform eq "VC-WIN32") || ($platform eq "VC-NT")))
879                 {
880                 if ($var eq "CRYPTOOBJ")
881                         { $ret.="\$(OBJ_D)\\\$(CRYPTO).res "; }
882                 elsif ($var eq "SSLOBJ")
883                         { $ret.="\$(OBJ_D)\\\$(SSL).res "; }
884                 }
885         chomp($ret);
886         $ret.="\n\n";
887         return($ret);
888         }
889
890 # return the name with the leading path removed
891 sub bname
892         {
893         local($ret)=@_;
894         $ret =~ s/^.*[\\\/]([^\\\/]+)$/$1/;
895         return($ret);
896         }
897
898
899 ##############################################################
900 # do a rule for each file that says 'compile' to new direcory
901 # compile the files in '$files' into $to
902 sub do_compile_rule
903         {
904         local($to,$files,$ex)=@_;
905         local($ret,$_,$n);
906         
907         $files =~ s/\//$o/g if $o ne '/';
908         foreach (split(/\s+/,$files))
909                 {
910                 $n=&bname($_);
911                 $ret.=&cc_compile_target("$to${o}$n$obj","${_}.c",$ex)
912                 }
913         return($ret);
914         }
915
916 ##############################################################
917 # do a rule for each file that says 'compile' to new direcory
918 sub cc_compile_target
919         {
920         local($target,$source,$ex_flags)=@_;
921         local($ret);
922         
923         $ex_flags.=" -DMK1MF_BUILD -D$platform_cpp_symbol" if ($source =~ /cversion/);
924         $target =~ s/\//$o/g if $o ne "/";
925         $source =~ s/\//$o/g if $o ne "/";
926         $ret ="$target: \$(SRC_D)$o$source\n\t";
927         $ret.="\$(CC) ${ofile}$target $ex_flags -c \$(SRC_D)$o$source\n\n";
928         return($ret);
929         }
930
931 ##############################################################
932 sub do_asm_rule
933         {
934         local($target,$src)=@_;
935         local($ret,@s,@t,$i);
936
937         $target =~ s/\//$o/g if $o ne "/";
938         $src =~ s/\//$o/g if $o ne "/";
939
940         @s=split(/\s+/,$src);
941         @t=split(/\s+/,$target);
942
943         for ($i=0; $i<=$#s; $i++)
944                 {
945                 $ret.="$t[$i]: $s[$i]\n";
946                 $ret.="\t\$(ASM) $afile$t[$i] \$(SRC_D)$o$s[$i]\n\n";
947                 }
948         return($ret);
949         }
950
951 sub do_shlib_rule
952         {
953         local($n,$def)=@_;
954         local($ret,$nn);
955         local($t);
956
957         ($nn=$n) =~ tr/a-z/A-Z/;
958         $ret.="$n.dll: \$(${nn}OBJ)\n";
959         if ($vc && $w32)
960                 {
961                 $ret.="\t\$(MKSHLIB) $efile$n.dll $def @<<\n  \$(${nn}OBJ_F)\n<<\n";
962                 }
963         $ret.="\n";
964         return($ret);
965         }
966
967 # do a rule for each file that says 'copy' to new direcory on change
968 sub do_copy_rule
969         {
970         local($to,$files,$p)=@_;
971         local($ret,$_,$n,$pp);
972         
973         $files =~ s/\//$o/g if $o ne '/';
974         foreach (split(/\s+/,$files))
975                 {
976                 $n=&bname($_);
977                 if ($n =~ /bss_file/)
978                         { $pp=".c"; }
979                 else    { $pp=$p; }
980                 $ret.="$to${o}$n$pp: \$(SRC_D)$o$_$pp\n\t\$(CP) \$(SRC_D)$o$_$pp $to${o}$n$pp\n\n";
981                 }
982         return($ret);
983         }
984
985 sub read_options
986         {
987         # Many options are handled in a similar way. In particular
988         # no-xxx sets zero or more scalars to 1.
989         # Process these using a hash containing the option name and
990         # reference to the scalars to set.
991
992         my %valid_options = (
993                 "no-rc2" => \$no_rc2,
994                 "no-rc4" => \$no_rc4,
995                 "no-rc5" => \$no_rc5,
996                 "no-idea" => \$no_idea,
997                 "no-aes" => \$no_aes,
998                 "no-camellia" => \$no_camellia,
999                 "no-seed" => \$no_seed,
1000                 "no-des" => \$no_des,
1001                 "no-bf" => \$no_bf,
1002                 "no-cast" => \$no_cast,
1003                 "no-md2" => \$no_md2,
1004                 "no-md4" => \$no_md4,
1005                 "no-md5" => \$no_md5,
1006                 "no-sha" => \$no_sha,
1007                 "no-sha1" => \$no_sha1,
1008                 "no-ripemd" => \$no_ripemd,
1009                 "no-mdc2" => \$no_mdc2,
1010                 "no-whirlpool" => \$no_whirlpool,
1011                 "no-patents" => 
1012                         [\$no_rc2, \$no_rc4, \$no_rc5, \$no_idea, \$no_rsa],
1013                 "no-rsa" => \$no_rsa,
1014                 "no-dsa" => \$no_dsa,
1015                 "no-dh" => \$no_dh,
1016                 "no-hmac" => \$no_hmac,
1017                 "no-asm" => \$no_asm,
1018                 "nasm" => \$nasm,
1019                 "nw-nasm" => \$nw_nasm,
1020                 "nw-mwasm" => \$nw_mwasm,
1021                 "gaswin" => \$gaswin,
1022                 "no-ssl2" => \$no_ssl2,
1023                 "no-ssl3" => \$no_ssl3,
1024                 "no-tlsext" => \$no_tlsext,
1025                 "no-err" => \$no_err,
1026                 "no-sock" => \$no_sock,
1027                 "no-krb5" => \$no_krb5,
1028                 "no-ec" => \$no_ec,
1029                 "no-ecdsa" => \$no_ecdsa,
1030                 "no-ecdh" => \$no_ecdh,
1031                 "no-engine" => \$no_engine,
1032                 "no-hw" => \$no_hw,
1033                 "just-ssl" =>
1034                         [\$no_rc2, \$no_idea, \$no_des, \$no_bf, \$no_cast,
1035                           \$no_md2, \$no_sha, \$no_mdc2, \$no_dsa, \$no_dh,
1036                           \$no_ssl2, \$no_err, \$no_ripemd, \$no_rc5,
1037                           \$no_aes, \$no_camellia, \$no_seed],
1038                 "rsaref" => 0,
1039                 "gcc" => \$gcc,
1040                 "debug" => \$debug,
1041                 "profile" => \$profile,
1042                 "shlib" => \$shlib,
1043                 "dll" => \$shlib,
1044                 "shared" => 0,
1045                 "no-gmp" => 0,
1046                 "no-rfc3779" => 0,
1047                 "no-shared" => 0,
1048                 "no-zlib" => 0,
1049                 "no-zlib-dynamic" => 0,
1050                 );
1051
1052         if (exists $valid_options{$_})
1053                 {
1054                 my $r = $valid_options{$_};
1055                 if ( ref $r eq "SCALAR")
1056                         { $$r = 1;}
1057                 elsif ( ref $r eq "ARRAY")
1058                         {
1059                         my $r2;
1060                         foreach $r2 (@$r)
1061                                 {
1062                                 $$r2 = 1;
1063                                 }
1064                         }
1065                 }
1066         elsif (/^no-comp$/) { $xcflags = "-DOPENSSL_NO_COMP $xcflags"; }
1067         elsif (/^enable-zlib$/) { $zlib_opt = 1 if $zlib_opt == 0 }
1068         elsif (/^enable-zlib-dynamic$/)
1069                 {
1070                 $zlib_opt = 2;
1071                 }
1072         elsif (/^no-static-engine/)
1073                 {
1074                 $no_static_engine = 1;
1075                 }
1076         elsif (/^enable-static-engine/)
1077                 {
1078                 $no_static_engine = 0;
1079                 }
1080         # There are also enable-xxx options which correspond to
1081         # the no-xxx. Since the scalars are enabled by default
1082         # these can be ignored.
1083         elsif (/^enable-/)
1084                 {
1085                 my $t = $_;
1086                 $t =~ s/^enable/no/;
1087                 if (exists $valid_options{$t})
1088                         {return 1;}
1089                 return 0;
1090                 }
1091         elsif (/^--with-krb5-flavor=(.*)$/)
1092                 {
1093                 my $krb5_flavor = $1;
1094                 if ($krb5_flavor =~ /^force-[Hh]eimdal$/)
1095                         {
1096                         $xcflags="-DKRB5_HEIMDAL $xcflags";
1097                         }
1098                 elsif ($krb5_flavor =~ /^MIT/i)
1099                         {
1100                         $xcflags="-DKRB5_MIT $xcflags";
1101                         if ($krb5_flavor =~ /^MIT[._-]*1[._-]*[01]/i)
1102                                 {
1103                                 $xcflags="-DKRB5_MIT_OLD11 $xcflags"
1104                                 }
1105                         }
1106                 }
1107         elsif (/^([^=]*)=(.*)$/){ $VARS{$1}=$2; }
1108         elsif (/^-[lL].*$/)     { $l_flags.="$_ "; }
1109         elsif ((!/^-help/) && (!/^-h/) && (!/^-\?/) && /^-.*$/)
1110                 { $c_flags.="$_ "; }
1111         else { return(0); }
1112         return(1);
1113         }