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