Remove deleted function definitions from header 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 $OPTIONS="";
10 $ssl_version="";
11 $banner="\t\@echo Building OpenSSL";
12
13 my $no_static_engine = 0;
14 my $engines = "";
15 local $zlib_opt = 0;    # 0 = no zlib, 1 = static, 2 = dynamic
16 local $zlib_lib = "";
17
18
19 open(IN,"<Makefile") || die "unable to open Makefile!\n";
20 while(<IN>) {
21     $ssl_version=$1 if (/^VERSION=(.*)$/);
22     $OPTIONS=$1 if (/^OPTIONS=(.*)$/);
23     $INSTALLTOP=$1 if (/^INSTALLTOP=(.*$)/);
24 }
25 close(IN);
26
27 die "Makefile is not the toplevel Makefile!\n" if $ssl_version eq "";
28
29 $infile="MINFO";
30
31 %ops=(
32         "VC-WIN32",   "Microsoft Visual C++ [4-6] - Windows NT or 9X",
33         "VC-WIN64I",  "Microsoft C/C++ - Win64/IA-64",
34         "VC-WIN64A",  "Microsoft C/C++ - Win64/x64",
35         "VC-CE",   "Microsoft eMbedded Visual C++ 3.0 - Windows CE ONLY",
36         "VC-NT",   "Microsoft Visual C++ [4-6] - Windows NT ONLY",
37         "Mingw32", "GNU C++ - Windows NT or 9x",
38         "Mingw32-files", "Create files with DOS copy ...",
39         "BC-NT",   "Borland C++ 4.5 - Windows NT",
40         "linux-elf","Linux elf",
41         "ultrix-mips","DEC mips ultrix",
42         "FreeBSD","FreeBSD distribution",
43         "OS2-EMX", "EMX GCC OS/2",
44         "netware-clib", "CodeWarrior for NetWare - CLib - with WinSock Sockets",
45         "netware-clib-bsdsock", "CodeWarrior for NetWare - CLib - with BSD Sockets",
46         "netware-libc", "CodeWarrior for NetWare - LibC - with WinSock Sockets",
47         "netware-libc-bsdsock", "CodeWarrior for NetWare - LibC - with BSD Sockets",
48         "default","cc under unix",
49         );
50
51 $platform="";
52 my $xcflags="";
53 foreach (@ARGV)
54         {
55         if (!&read_options && !defined($ops{$_}))
56                 {
57                 print STDERR "unknown option - $_\n";
58                 print STDERR "usage: perl mk1mf.pl [options] [system]\n";
59                 print STDERR "\nwhere [system] can be one of the following\n";
60                 foreach $i (sort keys %ops)
61                 { printf STDERR "\t%-10s\t%s\n",$i,$ops{$i}; }
62                 print STDERR <<"EOF";
63 and [options] can be one of
64         no-md2 no-md4 no-md5 no-sha no-mdc2     - Skip this digest
65         no-ripemd
66         no-rc2 no-rc4 no-rc5 no-idea no-des     - Skip this symetric cipher
67         no-bf no-cast no-aes no-camellia no-seed
68         no-rsa no-dsa no-dh                     - Skip this public key cipher
69         no-ssl2 no-ssl3                         - Skip this version of SSL
70         just-ssl                                - remove all non-ssl keys/digest
71         no-asm                                  - No x86 asm
72         no-krb5                                 - No KRB5
73         no-ec                                   - No EC
74         no-ecdsa                                - No ECDSA
75         no-ecdh                                 - No ECDH
76         no-engine                               - No engine
77         no-hw                                   - No hw
78         nasm                                    - Use NASM for x86 asm
79         nw-nasm                                 - Use NASM x86 asm for NetWare
80         nw-mwasm                                - Use Metrowerks x86 asm for NetWare
81         gaswin                                  - Use GNU as with Mingw32
82         no-socks                                - No socket code
83         no-err                                  - No error strings
84         dll/shlib                               - Build shared libraries (MS)
85         debug                                   - Debug build
86         profile                                 - Profiling build
87         gcc                                     - Use Gcc (unix)
88
89 Values that can be set
90 TMP=tmpdir OUT=outdir SRC=srcdir BIN=binpath INC=header-outdir CC=C-compiler
91
92 -L<ex_lib_path> -l<ex_lib>                      - extra library flags (unix)
93 -<ex_cc_flags>                                  - extra 'cc' flags,
94                                                   added (MS), or replace (unix)
95 EOF
96                 exit(1);
97                 }
98         $platform=$_;
99         }
100 foreach (grep(!/^$/, split(/ /, $OPTIONS)))
101         {
102         print STDERR "unknown option - $_\n" if !&read_options;
103         }
104
105 $no_static_engine = 0 if (!$shlib);
106
107 $no_mdc2=1 if ($no_des);
108
109 $no_ssl3=1 if ($no_md5 || $no_sha);
110 $no_ssl3=1 if ($no_rsa && $no_dh);
111
112 $no_ssl2=1 if ($no_md5);
113 $no_ssl2=1 if ($no_rsa);
114
115 $out_def="out";
116 $inc_def="outinc";
117 $tmp_def="tmp";
118
119 $perl="perl" unless defined $perl;
120 $mkdir="-mkdir" unless defined $mkdir;
121
122 ($ssl,$crypto)=("ssl","crypto");
123 $ranlib="echo ranlib";
124
125 $cc=(defined($VARS{'CC'}))?$VARS{'CC'}:'cc';
126 $src_dir=(defined($VARS{'SRC'}))?$VARS{'SRC'}:'.';
127 $bin_dir=(defined($VARS{'BIN'}))?$VARS{'BIN'}:'';
128
129 # $bin_dir.=$o causes a core dump on my sparc :-(
130
131
132 $NT=0;
133
134 push(@INC,"util/pl","pl");
135 if (($platform =~ /VC-(.+)/))
136         {
137         $FLAVOR=$1;
138         $NT = 1 if $1 eq "NT";
139         require 'VC-32.pl';
140         }
141 elsif ($platform eq "Mingw32")
142         {
143         require 'Mingw32.pl';
144         }
145 elsif ($platform eq "Mingw32-files")
146         {
147         require 'Mingw32f.pl';
148         }
149 elsif ($platform eq "BC-NT")
150         {
151         $bc=1;
152         require 'BC-32.pl';
153         }
154 elsif ($platform eq "FreeBSD")
155         {
156         require 'unix.pl';
157         $cflags='-DTERMIO -D_ANSI_SOURCE -O2 -fomit-frame-pointer';
158         }
159 elsif ($platform eq "linux-elf")
160         {
161         require "unix.pl";
162         require "linux.pl";
163         $unix=1;
164         }
165 elsif ($platform eq "ultrix-mips")
166         {
167         require "unix.pl";
168         require "ultrix.pl";
169         $unix=1;
170         }
171 elsif ($platform eq "OS2-EMX")
172         {
173         $wc=1;
174         require 'OS2-EMX.pl';
175         }
176 elsif (($platform eq "netware-clib") || ($platform eq "netware-libc") ||
177        ($platform eq "netware-clib-bsdsock") || ($platform eq "netware-libc-bsdsock"))
178         {
179         $LIBC=1 if $platform eq "netware-libc" || $platform eq "netware-libc-bsdsock";
180         $BSDSOCK=1 if ($platform eq "netware-libc-bsdsock") || ($platform eq "netware-clib-bsdsock");
181         require 'netware.pl';
182         }
183 else
184         {
185         require "unix.pl";
186
187         $unix=1;
188         $cflags.=' -DTERMIO';
189         }
190
191 $out_dir=(defined($VARS{'OUT'}))?$VARS{'OUT'}:$out_def.($debug?".dbg":"");
192 $tmp_dir=(defined($VARS{'TMP'}))?$VARS{'TMP'}:$tmp_def.($debug?".dbg":"");
193 $inc_dir=(defined($VARS{'INC'}))?$VARS{'INC'}:$inc_def;
194
195 $bin_dir=$bin_dir.$o unless ((substr($bin_dir,-1,1) eq $o) || ($bin_dir eq ''));
196
197 $cflags= "$xcflags$cflags" if $xcflags ne "";
198
199 $cflags.=" -DOPENSSL_NO_IDEA" if $no_idea;
200 $cflags.=" -DOPENSSL_NO_AES"  if $no_aes;
201 $cflags.=" -DOPENSSL_NO_CAMELLIA"  if $no_camellia;
202 $cflags.=" -DOPENSSL_NO_SEED" if $no_seed;
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_SOCK" if $no_sock;
220 $cflags.=" -DOPENSSL_NO_SSL2" if $no_ssl2;
221 $cflags.=" -DOPENSSL_NO_SSL3" if $no_ssl3;
222 $cflags.=" -DOPENSSL_NO_TLSEXT" if $no_tlsext;
223 $cflags.=" -DOPENSSL_NO_CMS" if $no_cms;
224 $cflags.=" -DOPENSSL_NO_ERR"  if $no_err;
225 $cflags.=" -DOPENSSL_NO_KRB5" if $no_krb5;
226 $cflags.=" -DOPENSSL_NO_EC"   if $no_ec;
227 $cflags.=" -DOPENSSL_NO_ECDSA" if $no_ecdsa;
228 $cflags.=" -DOPENSSL_NO_ECDH" if $no_ecdh;
229 $cflags.=" -DOPENSSL_NO_ENGINE"   if $no_engine;
230 $cflags.=" -DOPENSSL_NO_HW"   if $no_hw;
231
232 $cflags.= " -DZLIB" if $zlib_opt;
233 $cflags.= " -DZLIB_SHARED" if $zlib_opt == 2;
234
235 if ($no_static_engine)
236         {
237         $cflags .= " -DOPENSSL_NO_STATIC_ENGINE";
238         }
239 else
240         {
241         $cflags .= " -DOPENSSL_NO_DYNAMIC_ENGINE";
242         }
243
244 #$cflags.=" -DRSAref"  if $rsaref ne "";
245
246 ## if ($unix)
247 ##      { $cflags="$c_flags" if ($c_flags ne ""); }
248 ##else
249         { $cflags="$c_flags$cflags" if ($c_flags ne ""); }
250
251 $ex_libs="$l_flags$ex_libs" if ($l_flags ne "");
252
253
254 %shlib_ex_cflags=("SSL" => " -DOPENSSL_BUILD_SHLIBSSL",
255                   "CRYPTO" => " -DOPENSSL_BUILD_SHLIBCRYPTO");
256
257 if ($msdos)
258         {
259         $banner ="\t\@echo Make sure you have run 'perl Configure $platform' in the\n";
260         $banner.="\t\@echo top level directory, if you don't have perl, you will\n";
261         $banner.="\t\@echo need to probably edit crypto/bn/bn.h, check the\n";
262         $banner.="\t\@echo documentation for details.\n";
263         }
264
265 # have to do this to allow $(CC) under unix
266 $link="$bin_dir$link" if ($link !~ /^\$/);
267
268 $INSTALLTOP =~ s|/|$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
381 # Set your compiler options
382 PLATFORM=$platform
383 CC=$bin_dir${cc}
384 CFLAG=$cflags
385 APP_CFLAG=$app_cflag
386 LIB_CFLAG=$lib_cflag
387 SHLIB_CFLAG=$shl_cflag
388 APP_EX_OBJ=$app_ex_obj
389 SHLIB_EX_OBJ=$shlib_ex_obj
390 # add extra libraries to this define, for solaris -lsocket -lnsl would
391 # be added
392 EX_LIBS=$ex_libs
393
394 # The OpenSSL directory
395 SRC_D=$src_dir
396
397 LINK=$link
398 LFLAGS=$lflags
399 RSC=$rsc
400
401 AES_ASM_OBJ=$aes_asm_obj
402 AES_ASM_SRC=$aes_asm_src
403 BN_ASM_OBJ=$bn_asm_obj
404 BN_ASM_SRC=$bn_asm_src
405 BNCO_ASM_OBJ=$bnco_asm_obj
406 BNCO_ASM_SRC=$bnco_asm_src
407 DES_ENC_OBJ=$des_enc_obj
408 DES_ENC_SRC=$des_enc_src
409 BF_ENC_OBJ=$bf_enc_obj
410 BF_ENC_SRC=$bf_enc_src
411 CAST_ENC_OBJ=$cast_enc_obj
412 CAST_ENC_SRC=$cast_enc_src
413 RC4_ENC_OBJ=$rc4_enc_obj
414 RC4_ENC_SRC=$rc4_enc_src
415 RC5_ENC_OBJ=$rc5_enc_obj
416 RC5_ENC_SRC=$rc5_enc_src
417 MD5_ASM_OBJ=$md5_asm_obj
418 MD5_ASM_SRC=$md5_asm_src
419 SHA1_ASM_OBJ=$sha1_asm_obj
420 SHA1_ASM_SRC=$sha1_asm_src
421 RMD160_ASM_OBJ=$rmd160_asm_obj
422 RMD160_ASM_SRC=$rmd160_asm_src
423 CPUID_ASM_OBJ=$cpuid_asm_obj
424 CPUID_ASM_SRC=$cpuid_asm_src
425
426 # The output directory for everything intersting
427 OUT_D=$out_dir
428 # The output directory for all the temporary muck
429 TMP_D=$tmp_dir
430 # The output directory for the header files
431 INC_D=$inc_dir
432 INCO_D=$inc_dir${o}openssl
433
434 PERL=$perl
435 CP=$cp
436 RM=$rm
437 RANLIB=$ranlib
438 MKDIR=$mkdir
439 MKLIB=$bin_dir$mklib
440 MLFLAGS=$mlflags
441 ASM=$bin_dir$asm
442
443 ######################################################
444 # You should not need to touch anything below this point
445 ######################################################
446
447 E_EXE=openssl
448 SSL=$ssl
449 CRYPTO=$crypto
450
451 # BIN_D  - Binary output directory
452 # TEST_D - Binary test file output directory
453 # LIB_D  - library output directory
454 # ENG_D  - dynamic engine output directory
455 # Note: if you change these point to different directories then uncomment out
456 # the lines around the 'NB' comment below.
457
458 BIN_D=\$(OUT_D)
459 TEST_D=\$(OUT_D)
460 LIB_D=\$(OUT_D)
461 ENG_D=\$(OUT_D)
462
463 # INCL_D - local library directory
464 # OBJ_D  - temp object file directory
465 OBJ_D=\$(TMP_D)
466 INCL_D=\$(TMP_D)
467
468 O_SSL=     \$(LIB_D)$o$plib\$(SSL)$shlibp
469 O_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$shlibp
470 SO_SSL=    $plib\$(SSL)$so_shlibp
471 SO_CRYPTO= $plib\$(CRYPTO)$so_shlibp
472 L_SSL=     \$(LIB_D)$o$plib\$(SSL)$libp
473 L_CRYPTO=  \$(LIB_D)$o$plib\$(CRYPTO)$libp
474
475 L_LIBS= \$(L_SSL) \$(L_CRYPTO)
476
477 ######################################################
478 # Don't touch anything below this point
479 ######################################################
480
481 INC=-I\$(INC_D) -I\$(INCL_D)
482 APP_CFLAGS=\$(INC) \$(CFLAG) \$(APP_CFLAG)
483 LIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG)
484 SHLIB_CFLAGS=\$(INC) \$(CFLAG) \$(LIB_CFLAG) \$(SHLIB_CFLAG)
485 LIBS_DEP=\$(O_CRYPTO) \$(O_SSL)
486
487 #############################################
488 EOF
489
490 $rules=<<"EOF";
491 all: banner \$(TMP_D) \$(BIN_D) \$(TEST_D) \$(LIB_D) \$(INCO_D) headers lib exe
492
493 banner:
494 $banner
495
496 \$(TMP_D):
497         \$(MKDIR) \"\$(TMP_D)\"
498 # NB: uncomment out these lines if BIN_D, TEST_D and LIB_D are different
499 #\$(BIN_D):
500 #       \$(MKDIR) \$(BIN_D)
501 #
502 #\$(TEST_D):
503 #       \$(MKDIR) \$(TEST_D)
504
505 \$(LIB_D):
506         \$(MKDIR) \"\$(LIB_D)\"
507
508 \$(INCO_D): \$(INC_D)
509         \$(MKDIR) \"\$(INCO_D)\"
510
511 \$(INC_D):
512         \$(MKDIR) \"\$(INC_D)\"
513
514 headers: \$(HEADER) \$(EXHEADER)
515         @
516
517 lib: \$(LIBS_DEP) \$(E_SHLIB)
518
519 exe: \$(T_EXE) \$(BIN_D)$o\$(E_EXE)$exep
520
521 install: all
522         \$(MKDIR) \"\$(INSTALLTOP)\"
523         \$(MKDIR) \"\$(INSTALLTOP)${o}bin\"
524         \$(MKDIR) \"\$(INSTALLTOP)${o}include\"
525         \$(MKDIR) \"\$(INSTALLTOP)${o}include${o}openssl\"
526         \$(MKDIR) \"\$(INSTALLTOP)${o}lib\"
527         \$(CP) \"\$(INCO_D)${o}*.\[ch\]\" \"\$(INSTALLTOP)${o}include${o}openssl\"
528         \$(CP) \"\$(BIN_D)$o\$(E_EXE)$exep\" \"\$(INSTALLTOP)${o}bin\"
529         \$(CP) \"apps${o}openssl.cnf\" \"\$(INSTALLTOP)\"
530 $extra_install
531
532
533 test: \$(T_EXE)
534         cd \$(BIN_D)
535         ..${o}ms${o}test
536
537 clean:
538         \$(RM) \$(TMP_D)$o*.*
539
540 vclean:
541         \$(RM) \$(TMP_D)$o*.*
542         \$(RM) \$(OUT_D)$o*.*
543
544 EOF
545     
546 my $platform_cpp_symbol = "MK1MF_PLATFORM_$platform";
547 $platform_cpp_symbol =~ s/-/_/g;
548 if (open(IN,"crypto/buildinf.h"))
549         {
550         # Remove entry for this platform in existing file buildinf.h.
551
552         my $old_buildinf_h = "";
553         while (<IN>)
554                 {
555                 if (/^\#ifdef $platform_cpp_symbol$/)
556                         {
557                         while (<IN>) { last if (/^\#endif/); }
558                         }
559                 else
560                         {
561                         $old_buildinf_h .= $_;
562                         }
563                 }
564         close(IN);
565
566         open(OUT,">crypto/buildinf.h") || die "Can't open buildinf.h";
567         print OUT $old_buildinf_h;
568         close(OUT);
569         }
570
571 open (OUT,">>crypto/buildinf.h") || die "Can't open buildinf.h";
572 printf OUT <<EOF;
573 #ifdef $platform_cpp_symbol
574   /* auto-generated/updated by util/mk1mf.pl for crypto/cversion.c */
575   #define CFLAGS "$cc $cflags"
576   #define PLATFORM "$platform"
577 EOF
578 printf OUT "  #define DATE \"%s\"\n", scalar gmtime();
579 printf OUT "#endif\n";
580 close(OUT);
581
582 # Strip of trailing ' '
583 foreach (keys %lib_obj) { $lib_obj{$_}=&clean_up_ws($lib_obj{$_}); }
584 $test=&clean_up_ws($test);
585 $e_exe=&clean_up_ws($e_exe);
586 $exheader=&clean_up_ws($exheader);
587 $header=&clean_up_ws($header);
588
589 # First we strip the exheaders from the headers list
590 foreach (split(/\s+/,$exheader)){ $h{$_}=1; }
591 foreach (split(/\s+/,$header))  { $h.=$_." " unless $h{$_}; }
592 chop($h); $header=$h;
593
594 $defs.=&do_defs("HEADER",$header,"\$(INCL_D)","");
595 $rules.=&do_copy_rule("\$(INCL_D)",$header,"");
596
597 $defs.=&do_defs("EXHEADER",$exheader,"\$(INCO_D)","");
598 $rules.=&do_copy_rule("\$(INCO_D)",$exheader,"");
599
600 $defs.=&do_defs("T_OBJ",$test,"\$(OBJ_D)",$obj);
601 $rules.=&do_compile_rule("\$(OBJ_D)",$test,"\$(APP_CFLAGS)");
602
603 $defs.=&do_defs("E_OBJ",$e_exe,"\$(OBJ_D)",$obj);
604 $rules.=&do_compile_rule("\$(OBJ_D)",$e_exe,'-DMONOLITH $(APP_CFLAGS)');
605
606 foreach (values %lib_nam)
607         {
608         $lib_obj=$lib_obj{$_};
609         local($slib)=$shlib;
610
611         if (($_ eq "SSL") && $no_ssl2 && $no_ssl3)
612                 {
613                 $rules.="\$(O_SSL):\n\n"; 
614                 next;
615                 }
616         if (($aes_asm_obj ne "") && ($_ eq "CRYPTO"))
617                 {
618                 $lib_obj =~ s/\s(\S*\/aes_core\S*)/ \$(AES_ASM_OBJ)/;
619                 $lib_obj =~ s/\s\S*\/aes_cbc\S*//;
620                 $rules.=&do_asm_rule($aes_asm_obj,$aes_asm_src);
621                 }
622         if (($bn_asm_obj ne "") && ($_ eq "CRYPTO"))
623                 {
624                 $lib_obj =~ s/\s\S*\/bn_asm\S*/ \$(BN_ASM_OBJ)/;
625                 $rules.=&do_asm_rule($bn_asm_obj,$bn_asm_src);
626                 }
627         if (($bnco_asm_obj ne "") && ($_ eq "CRYPTO"))
628                 {
629                 $lib_obj .= "\$(BNCO_ASM_OBJ)";
630                 $rules.=&do_asm_rule($bnco_asm_obj,$bnco_asm_src);
631                 }
632         if (($des_enc_obj ne "") && ($_ eq "CRYPTO"))
633                 {
634                 $lib_obj =~ s/\s\S*des_enc\S*/ \$(DES_ENC_OBJ)/;
635                 $lib_obj =~ s/\s\S*\/fcrypt_b\S*\s*/ /;
636                 $rules.=&do_asm_rule($des_enc_obj,$des_enc_src);
637                 }
638         if (($bf_enc_obj ne "") && ($_ eq "CRYPTO"))
639                 {
640                 $lib_obj =~ s/\s\S*\/bf_enc\S*/ \$(BF_ENC_OBJ)/;
641                 $rules.=&do_asm_rule($bf_enc_obj,$bf_enc_src);
642                 }
643         if (($cast_enc_obj ne "") && ($_ eq "CRYPTO"))
644                 {
645                 $lib_obj =~ s/(\s\S*\/c_enc\S*)/ \$(CAST_ENC_OBJ)/;
646                 $rules.=&do_asm_rule($cast_enc_obj,$cast_enc_src);
647                 }
648         if (($rc4_enc_obj ne "") && ($_ eq "CRYPTO"))
649                 {
650                 $lib_obj =~ s/\s\S*\/rc4_enc\S*/ \$(RC4_ENC_OBJ)/;
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,$rmd160_asm_src);
672                 }
673         if (($cpuid_asm_obj ne "") && ($_ eq "CRYPTO"))
674                 {
675                 $lib_obj =~ s/\s(\S*\/cversion\S*)/ $1 \$(CPUID_ASM_OBJ)/;
676                 $rules.=&do_asm_rule($cpuid_asm_obj,$cpuid_asm_src);
677                 }
678         $defs.=&do_defs(${_}."OBJ",$lib_obj,"\$(OBJ_D)",$obj);
679         $lib=($slib)?" \$(SHLIB_CFLAGS)".$shlib_ex_cflags{$_}:" \$(LIB_CFLAGS)";
680         $rules.=&do_compile_rule("\$(OBJ_D)",$lib_obj{$_},$lib);
681         }
682
683 # hack to add version info on MSVC
684 if (($platform eq "VC-WIN32") || ($platform eq "VC-NT")) {
685     $rules.= <<"EOF";
686 \$(OBJ_D)\\\$(CRYPTO).res: ms\\version32.rc
687         \$(RSC) /fo"\$(OBJ_D)\\\$(CRYPTO).res" /d CRYPTO ms\\version32.rc
688
689 \$(OBJ_D)\\\$(SSL).res: ms\\version32.rc
690         \$(RSC) /fo"\$(OBJ_D)\\\$(SSL).res" /d SSL ms\\version32.rc
691
692 EOF
693 }
694
695 $defs.=&do_defs("T_EXE",$test,"\$(TEST_D)",$exep);
696 foreach (split(/\s+/,$test))
697         {
698         $t=&bname($_);
699         $tt="\$(OBJ_D)${o}$t${obj}";
700         $rules.=&do_link_rule("\$(TEST_D)$o$t$exep",$tt,"\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
701         }
702
703 $defs.=&do_defs("E_SHLIB",$engines,"\$(ENG_D)",$shlibp);
704
705 foreach (split(/\s+/,$engines))
706         {
707         $rules.=&do_compile_rule("\$(OBJ_D)","engines${o}e_$_",$lib);
708         $rules.= &do_lib_rule("\$(OBJ_D)${o}e_${_}.obj","\$(ENG_D)$o$_$shlibp","",$shlib,"");
709         }
710
711
712
713 $rules.= &do_lib_rule("\$(SSLOBJ)","\$(O_SSL)",$ssl,$shlib,"\$(SO_SSL)");
714 $rules.= &do_lib_rule("\$(CRYPTOOBJ)","\$(O_CRYPTO)",$crypto,$shlib,"\$(SO_CRYPTO)");
715
716 $rules.=&do_link_rule("\$(BIN_D)$o\$(E_EXE)$exep","\$(E_OBJ)","\$(LIBS_DEP)","\$(L_LIBS) \$(EX_LIBS)");
717
718 print $defs;
719
720 if ($platform eq "linux-elf") {
721     print <<"EOF";
722 # Generate perlasm output files
723 %.cpp:
724         (cd \$(\@D)/..; PERL=perl make -f Makefile asm/\$(\@F))
725 EOF
726 }
727 print "###################################################################\n";
728 print $rules;
729
730 ###############################################
731 # strip off any trailing .[och] and append the relative directory
732 # also remembering to do nothing if we are in one of the dropped
733 # directories
734 sub var_add
735         {
736         local($dir,$val,$keepext)=@_;
737         local(@a,$_,$ret);
738
739         return("") if $no_engine && $dir =~ /\/engine/;
740         return("") if $no_hw   && $dir =~ /\/hw/;
741         return("") if $no_idea && $dir =~ /\/idea/;
742         return("") if $no_aes  && $dir =~ /\/aes/;
743         return("") if $no_camellia  && $dir =~ /\/camellia/;
744         return("") if $no_seed && $dir =~ /\/seed/;
745         return("") if $no_rc2  && $dir =~ /\/rc2/;
746         return("") if $no_rc4  && $dir =~ /\/rc4/;
747         return("") if $no_rc5  && $dir =~ /\/rc5/;
748         return("") if $no_rsa  && $dir =~ /\/rsa/;
749         return("") if $no_rsa  && $dir =~ /^rsaref/;
750         return("") if $no_dsa  && $dir =~ /\/dsa/;
751         return("") if $no_dh   && $dir =~ /\/dh/;
752         return("") if $no_ec   && $dir =~ /\/ec/;
753         return("") if $no_cms  && $dir =~ /\/cms/;
754         if ($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
766         $val =~ s/^\s*(.*)\s*$/$1/;
767         @a=split(/\s+/,$val);
768         grep(s/\.[och]$//,@a) unless $keepext;
769
770         @a=grep(!/^e_.*_3d$/,@a) if $no_des;
771         @a=grep(!/^e_.*_d$/,@a) if $no_des;
772         @a=grep(!/^e_.*_ae$/,@a) if $no_idea;
773         @a=grep(!/^e_.*_i$/,@a) if $no_aes;
774         @a=grep(!/^e_.*_r2$/,@a) if $no_rc2;
775         @a=grep(!/^e_.*_r5$/,@a) if $no_rc5;
776         @a=grep(!/^e_.*_bf$/,@a) if $no_bf;
777         @a=grep(!/^e_.*_c$/,@a) if $no_cast;
778         @a=grep(!/^e_rc4$/,@a) if $no_rc4;
779         @a=grep(!/^e_camellia$/,@a) if $no_camellia;
780         @a=grep(!/^e_seed$/,@a) if $no_seed;
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 ($_ =~ /AES_ASM/){ $t="$_ "; }
865                 elsif ($_ =~ /RMD160_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-seed" => \$no_seed,
995                 "no-des" => \$no_des,
996                 "no-bf" => \$no_bf,
997                 "no-cast" => \$no_cast,
998                 "no-md2" => \$no_md2,
999                 "no-md4" => \$no_md4,
1000                 "no-md5" => \$no_md5,
1001                 "no-sha" => \$no_sha,
1002                 "no-sha1" => \$no_sha1,
1003                 "no-ripemd" => \$no_ripemd,
1004                 "no-mdc2" => \$no_mdc2,
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-asm" => \$no_asm,
1012                 "nasm" => \$nasm,
1013                 "nw-nasm" => \$nw_nasm,
1014                 "nw-mwasm" => \$nw_mwasm,
1015                 "gaswin" => \$gaswin,
1016                 "no-ssl2" => \$no_ssl2,
1017                 "no-ssl3" => \$no_ssl3,
1018                 "no-tlsext" => \$no_tlsext,
1019                 "no-cms" => \$no_cms,
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, \$no_seed],
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-montasm" => 0,
1043                 "no-shared" => 0,
1044                 "no-zlib" => 0,
1045                 "no-zlib-dynamic" => 0,
1046                 );
1047
1048         if (exists $valid_options{$_})
1049                 {
1050                 my $r = $valid_options{$_};
1051                 if ( ref $r eq "SCALAR")
1052                         { $$r = 1;}
1053                 elsif ( ref $r eq "ARRAY")
1054                         {
1055                         my $r2;
1056                         foreach $r2 (@$r)
1057                                 {
1058                                 $$r2 = 1;
1059                                 }
1060                         }
1061                 }
1062         elsif (/^no-comp$/) { $xcflags = "-DOPENSSL_NO_COMP $xcflags"; }
1063         elsif (/^enable-zlib$/) { $zlib_opt = 1 if $zlib_opt == 0 }
1064         elsif (/^enable-zlib-dynamic$/)
1065                 {
1066                 $zlib_opt = 2;
1067                 }
1068         elsif (/^no-static-engine/)
1069                 {
1070                 $no_static_engine = 1;
1071                 }
1072         elsif (/^enable-static-engine/)
1073                 {
1074                 $no_static_engine = 0;
1075                 }
1076         # There are also enable-xxx options which correspond to
1077         # the no-xxx. Since the scalars are enabled by default
1078         # these can be ignored.
1079         elsif (/^enable-/)
1080                 {
1081                 my $t = $_;
1082                 $t =~ s/^enable/no/;
1083                 if (exists $valid_options{$t})
1084                         {return 1;}
1085                 return 0;
1086                 }
1087         elsif (/^--with-krb5-flavor=(.*)$/)
1088                 {
1089                 my $krb5_flavor = $1;
1090                 if ($krb5_flavor =~ /^force-[Hh]eimdal$/)
1091                         {
1092                         $xcflags="-DKRB5_HEIMDAL $xcflags";
1093                         }
1094                 elsif ($krb5_flavor =~ /^MIT/i)
1095                         {
1096                         $xcflags="-DKRB5_MIT $xcflags";
1097                         if ($krb5_flavor =~ /^MIT[._-]*1[._-]*[01]/i)
1098                                 {
1099                                 $xcflags="-DKRB5_MIT_OLD11 $xcflags"
1100                                 }
1101                         }
1102                 }
1103         elsif (/^([^=]*)=(.*)$/){ $VARS{$1}=$2; }
1104         elsif (/^-[lL].*$/)     { $l_flags.="$_ "; }
1105         elsif ((!/^-help/) && (!/^-h/) && (!/^-\?/) && /^-.*$/)
1106                 { $c_flags.="$_ "; }
1107         else { return(0); }
1108         return(1);
1109         }