5 ## Configure -- OpenSSL source tree configuration script
6 ## If editing this file, run this command before committing
7 ## make -f Makefile.in TABLE
13 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
14 use File::Path qw/mkpath/;
16 # see INSTALL for instructions.
18 my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-egd] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--config=FILE] os/compiler[:flags]\n";
22 # --config add the given configuration file, which will be read after
23 # any "Configurations*" files that are found in the same
24 # directory as this script.
25 # --prefix prefix for the OpenSSL installation, which includes the
26 # directories bin, lib, include, share/man, share/doc/openssl
27 # This becomes the value of INSTALLTOP in Makefile
28 # (Default: /usr/local)
29 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
30 # If it's a relative directory, it will be added on the directory
31 # given with --prefix.
32 # This becomes the value of OPENSSLDIR in Makefile and in C.
33 # (Default: PREFIX/ssl)
35 # --cross-compile-prefix Add specified prefix to binutils components.
37 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
38 # interfaces deprecated as of the specified OpenSSL version.
40 # no-hw-xxx do not compile support for specific crypto hardware.
41 # Generic OpenSSL-style methods relating to this support
42 # are always compiled but return NULL if the hardware
43 # support isn't compiled.
44 # no-hw do not compile support for any crypto hardware.
45 # [no-]threads [don't] try to create a library that is suitable for
46 # multithreaded applications (default is "threads" if we
48 # [no-]shared [don't] try to create shared libraries when supported.
49 # [no-]pic [don't] try to build position independent code when supported.
50 # If disabled, it also disables shared and dynamic-engine.
51 # no-asm do not use assembler
52 # no-dso do not compile in any native shared-library methods. This
53 # will ensure that all methods just return NULL.
54 # no-egd do not compile support for the entropy-gathering daemon APIs
55 # [no-]zlib [don't] compile support for zlib compression.
56 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
57 # library and will be loaded in run-time by the OpenSSL library.
58 # sctp include SCTP support
59 # 386 generate 80386 code
60 # enable-weak-ssl-ciphers
61 # Enable weak ciphers that are disabled by default. This currently
62 # only includes RC4 based ciphers.
63 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
64 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
65 # -<xxx> +<xxx> compiler options are passed through
67 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
68 # provided to stack calls. Generates unique stack functions for
69 # each possible stack type.
70 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
71 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
72 # Following are set automatically by this script
74 # MD5_ASM use some extra md5 assember,
75 # SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
76 # RMD160_ASM use some extra ripemd160 assember,
77 # SHA256_ASM sha256_block is implemented in assembler
78 # SHA512_ASM sha512_block is implemented in assembler
79 # AES_ASM ASE_[en|de]crypt is implemented in assembler
81 # Minimum warning options... any contributions to OpenSSL should at least get
84 my $gcc_devteam_warn = "-DPEDANTIC -DREF_DEBUG -DDEBUG_UNUSED -DBIO_DEBUG"
89 . " -Wmissing-prototypes"
96 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
97 # TODO(openssl-team): fix problems and investigate if (at least) the
98 # following warnings can also be enabled:
102 # -Wlanguage-extension-token -- no, we use asm()
103 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
104 # -Wextended-offsetof -- no, needed in CMS ASN1 code
105 my $clang_devteam_warn = ""
106 . " -Qunused-arguments"
108 . " -Wno-unused-parameter"
109 . " -Wno-missing-field-initializers"
110 . " -Wno-language-extension-token"
111 . " -Wno-extended-offsetof"
112 . " -Wconditional-uninitialized"
113 . " -Wincompatible-pointer-types-discards-qualifiers"
114 . " -Wmissing-variable-declarations"
117 # This adds backtrace information to the memory leak info. Is only used
118 # when crypto-mdebug-backtrace is enabled.
119 my $memleak_devteam_backtrace = "-rdynamic";
121 my $strict_warnings = 0;
123 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
124 # which would cover all BSD flavors. -pthread applies to them all,
125 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
126 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
127 # which has to be accompanied by explicit -D_THREAD_SAFE and
128 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
129 # seems to be sufficient?
130 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
133 # API compability name to version number mapping.
135 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
137 "1.1.0" => "0x10100000L",
138 "1.0.0" => "0x10000000L",
139 "0.9.8" => "0x00908000L",
146 # Forward declarations ###############################################
148 # read_config(filename)
150 # Reads a configuration file and populates %table with the contents
151 # (which the configuration file places in %targets).
154 # resolve_config(target)
156 # Resolves all the late evalutations, inheritances and so on for the
157 # chosen target and any target it inherits from.
161 # Information collection #############################################
163 # Unified build supports separate build dir
164 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
165 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
166 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
168 $config{sourcedir} = abs2rel($srcdir);
169 $config{builddir} = abs2rel($blddir);
171 # Collect version numbers
172 $config{version} = "unknown";
173 $config{version_num} = "unknown";
174 $config{shlib_version_number} = "unknown";
175 $config{shlib_version_history} = "unknown";
178 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
179 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
180 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
181 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
182 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
184 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
186 ($config{major}, $config{minor})
187 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
188 ($config{shlib_major}, $config{shlib_minor})
189 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
190 die "erroneous version information in opensslv.h: ",
191 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
192 if ($config{major} eq "" || $config{minor} eq ""
193 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
195 # Collect target configurations
197 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
198 foreach (sort glob($pattern) ) {
203 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
207 $config{openssldir}="";
208 $config{processor}="";
210 $config{cross_compile_prefix}="";
211 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
212 my $nofipscanistercheck=0;
213 $config{baseaddr}="0xFB00000";
214 my $auto_threads=1; # enable threads automatically? true by default
218 # Top level directories to build
219 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
220 # crypto/ subdirectories to build
223 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305",
224 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
225 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
226 "buffer", "bio", "stack", "lhash", "rand", "err",
227 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
228 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
231 # Known TLS and DTLS protocols
232 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
233 my @dtls = qw(dtls1 dtls1_2);
235 # Explicitelly known options that are possible to disable. They can
236 # be regexps, and will be used like this: /^no-${option}$/
237 # For developers: keep it sorted alphabetically
254 "crypto-mdebug-backtrace",
268 "ec_nistp_64_gcc_128",
296 "rijndael", # Old AES name
324 foreach my $proto ((@tls, @dtls))
326 push(@disablables, $proto);
327 push(@disablables, "$proto-method");
330 my @deprecated_disablables = (
334 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
336 our %disabled = ( # "what" => "comment"
337 "ec_nistp_64_gcc_128" => "default",
342 "shared" => "default",
343 "ssl-trace" => "default",
345 "ssl3-method" => "default",
346 "static-engine" => "default",
347 "unit-test" => "default",
348 "weak-ssl-ciphers" => "default",
350 "zlib-dynamic" => "default",
351 "crypto-mdebug" => "default",
352 "heartbeats" => "default",
355 # Note: => pair form used for aesthetics, not to truly make a hash table
356 my @disable_cascades = (
357 # "what" => [ "cascade", ... ]
358 sub { $config{processor} eq "386" }
361 "ssl3-method" => [ "ssl3" ],
362 "zlib" => [ "zlib-dynamic" ],
363 "rijndael" => [ "aes" ],
365 "ec" => [ "ecdsa", "ecdh" ],
367 "dgram" => [ "dtls" ],
370 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
371 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
372 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
374 # Additionally, SSL 3.0 requires either RSA or DSA+DH
376 && ($disabled{dsa} || $disabled{dh}); }
379 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
380 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
381 # (XXX: We don't support PSK-only builds).
383 && ($disabled{dsa} || $disabled{dh})
384 && ($disabled{ecdsa} || $disabled{ecdh}); }
385 => [ "tls1", "tls1_1", "tls1_2",
386 "dtls1", "dtls1_2" ],
390 # SRP and HEARTBEATS require TLSEXT
391 "tlsext" => [ "srp", "heartbeats" ],
393 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
395 # Without DSO, we can't load dynamic engines, so don't build them dynamic
396 "dso" => [ "dynamic-engine" ],
398 # Without position independent code, there can be no shared libraries or DSOs
399 "pic" => [ "shared", "dynamic-engine" ],
402 # Avoid protocol support holes. Also disable all versions below N, if version
403 # N is disabled while N+1 is enabled.
405 my @list = (reverse @tls);
406 while ((my $first, my $second) = (shift @list, shift @list)) {
408 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
410 unshift @list, $second;
412 my @list = (reverse @dtls);
413 while ((my $first, my $second) = (shift @list, shift @list)) {
415 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
417 unshift @list, $second;
420 # Explicit "no-..." options will be collected in %disabled along with the defaults.
421 # To remove something from %disabled, use "enable-foo".
422 # For symmetry, "disable-foo" is a synonym for "no-foo".
424 my @generated_headers = (
425 "include/openssl/opensslconf.h",
426 "crypto/include/internal/bn_conf.h",
427 "crypto/include/internal/dso_conf.h"
430 my @generated_by_make_headers = (
437 &usage if ($#ARGV < 0);
441 $config{openssl_api_defines}=[];
442 $config{openssl_algorithm_defines}=[];
443 $config{openssl_thread_defines}=[];
444 $config{openssl_sys_defines}=[];
445 $config{openssl_other_defines}=[];
449 $config{build_type} = "release";
453 if (grep /^reconf(igure)?$/, @argvcopy) {
454 if (-f "./configdata.pm") {
455 my $file = "./configdata.pm";
456 unless (my $return = do $file) {
457 die "couldn't parse $file: $@" if $@;
458 die "couldn't do $file: $!" unless defined $return;
459 die "couldn't run $file" unless $return;
462 @argvcopy = defined($configdata::config{perlargv}) ?
463 @{$configdata::config{perlargv}} : ();
464 die "Incorrect data to reconfigure, please do a normal configuration\n"
465 if (grep(/^reconf/,@argvcopy));
466 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
467 if defined($configdata::config{cross_compile_prefix});
468 $ENV{CROSS_COMPILE} = $configdata::config{cc}
469 if defined($configdata::config{cc});
471 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
472 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
473 if $ENV{CROSS_COMPILE};
474 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
475 } elsif (open IN, "<Makefile") {
477 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
478 # centered information gathering the reading configdata.pm
482 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
483 # Older form, we split the string and hope for the best
484 @argvcopy = split /\s+/, $_;
485 die "Incorrect data to reconfigure, please do a normal configuration\n"
486 if (grep(/^reconf/,@argvcopy));
487 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
488 $ENV{CROSS_COMPILE}=$1;
489 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
494 # END OF TEMPORARY SECTION
497 die "Insufficient data to reconfigure, please do a normal configuration\n";
501 $config{perlargv} = [ @argvcopy ];
503 my %unsupported_options = ();
504 my %deprecated_options = ();
507 # VMS is a case insensitive environment, and depending on settings
508 # out of our control, we may receive options uppercased. Let's
509 # downcase at least the part before any equal sign.
514 s /^-no-/no-/; # some people just can't read the instructions
516 # rewrite some options in "enable-..." form
517 s /^-?-?shared$/enable-shared/;
518 s /^sctp$/enable-sctp/;
519 s /^threads$/enable-threads/;
520 s /^zlib$/enable-zlib/;
521 s /^zlib-dynamic$/enable-zlib-dynamic/;
523 if (/^(no|disable|enable)-(.+)$/)
526 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
528 $deprecated_options{$_} = 1;
531 elsif (!grep { $word =~ /^${_}$/ } @disablables)
533 $unsupported_options{$_} = 1;
537 if (/^no-(.+)$/ || /^disable-(.+)$/)
539 foreach my $proto ((@tls, @dtls))
541 if ($1 eq "$proto-method")
543 $disabled{"$proto"} = "option($proto-method)";
549 foreach my $proto (@dtls)
551 $disabled{$proto} = "option(dtls)";
556 # Last one of its kind
557 $disabled{"ssl3"} = "option(ssl)";
561 # XXX: Tests will fail if all SSL/TLS
562 # protocols are disabled.
563 foreach my $proto (@tls)
565 $disabled{$proto} = "option(tls)";
568 elsif ($1 eq "static-engine")
570 delete $disabled{"dynamic-engine"};
572 elsif ($1 eq "dynamic-engine")
574 $disabled{"dynamic-engine"} = "option";
578 $disabled{$1} = "option";
580 # No longer an automatic choice
581 $auto_threads = 0 if ($1 eq "threads");
583 elsif (/^enable-(.+)$/)
585 if ($1 eq "static-engine")
587 $disabled{"dynamic-engine"} = "option";
589 elsif ($1 eq "dynamic-engine")
591 delete $disabled{"dynamic-engine"};
593 elsif ($1 eq "zlib-dynamic")
595 delete $disabled{"zlib"};
598 delete $disabled{$algo};
600 # No longer an automatic choice
601 $auto_threads = 0 if ($1 eq "threads");
603 elsif (/^--strict-warnings$/)
605 $strict_warnings = 1;
609 $config{build_type} = "debug";
611 elsif (/^--release$/)
613 $config{build_type} = "release";
616 { $config{processor}=386; }
623 # No RSAref support any more since it's not needed.
624 # The check for the option is there so scripts aren't
627 elsif (/^nofipscanistercheck$/)
630 $nofipscanistercheck = 1;
634 if (/^--prefix=(.*)$/)
637 die "Directory given with --prefix MUST be absolute\n"
638 unless file_name_is_absolute($config{prefix});
640 elsif (/^--api=(.*)$/)
644 elsif (/^--libdir=(.*)$/)
648 elsif (/^--openssldir=(.*)$/)
650 $config{openssldir}=$1;
652 elsif (/^--with-zlib-lib=(.*)$/)
654 $withargs{zlib_lib}=$1;
656 elsif (/^--with-zlib-include=(.*)$/)
658 $withargs{zlib_include}="-I$1";
660 elsif (/^--with-fipslibdir=(.*)$/)
662 $config{fipslibdir}="$1/";
664 elsif (/^--with-baseaddr=(.*)$/)
666 $config{baseaddr}="$1";
668 elsif (/^--cross-compile-prefix=(.*)$/)
670 $config{cross_compile_prefix}=$1;
672 elsif (/^--config=(.*)$/)
676 elsif (/^-[lL](.*)$/ or /^-Wl,/)
682 push @user_defines, $1;
684 else # common if (/^[-+]/), just pass down...
686 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
687 $user_cflags.=" ".$_;
692 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
695 unless ($_ eq $target || /^no-/ || /^disable-/)
697 # "no-..." follows later after implied disactivations
698 # have been derived. (Don't take this too seroiusly,
699 # we really only write OPTIONS to the Makefile out of
702 if ($config{options} eq "")
703 { $config{options} = $_; }
705 { $config{options} .= " ".$_; }
708 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
709 die "***** Unsupported api compatibility level: $config{api}\n",
712 if (keys %deprecated_options)
714 warn "***** Deprecated options: ",
715 join(", ", keys %deprecated_options), "\n";
717 if (keys %unsupported_options)
719 die "***** Unsupported options: ",
720 join(", ", keys %unsupported_options), "\n";
726 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
730 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
733 my @tocheckfor = (keys %disabled);
734 while (@tocheckfor) {
735 my %new_tocheckfor = ();
736 my @cascade_copy = (@disable_cascades);
737 while (@cascade_copy) {
738 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
739 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
741 $new_tocheckfor{$_} => 1; $disabled{$_} = "forced";
742 } grep { !defined($disabled{$_}) } @$descendents;
745 @tocheckfor = (keys %new_tocheckfor);
748 if ($target eq "TABLE") {
749 foreach (sort keys %table) {
750 print_table_entry($_, "TABLE");
755 if ($target eq "LIST") {
756 foreach (sort keys %table) {
757 print $_,"\n" unless $table{$_}->{template};
762 if ($target eq "HASH") {
763 print "%table = (\n";
764 foreach (sort keys %table) {
765 print_table_entry($_, "HASH");
770 # Backward compatibility?
771 if ($target =~ m/^CygWin32(-.*)$/) {
772 $target = "Cygwin".$1;
775 foreach (sort (keys %disabled))
777 $config{options} .= " no-$_";
779 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
791 elsif (/^dynamic-engine$/)
793 elsif (/^zlib-dynamic$/)
799 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
800 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
801 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
806 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
808 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
809 || /^autoalginit/ || /^autoerrinit/)
811 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
812 print " OPENSSL_NO_$ALGO";
814 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
818 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
820 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
821 print " OPENSSL_NO_$ALGO";
823 # fix-up crypto/directory name(s)
824 $algo="whrlpool" if $algo eq "whirlpool";
825 $algo="ripemd" if $algo eq "rmd160";
826 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
835 print "Configuring for $target\n";
837 # Support for legacy targets having a name starting with 'debug-'
838 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
840 $config{build_type} = "debug";
842 # If we do not find debug-foo in the table, the target is set to foo.
843 if (!$table{$target}) {
847 $config{target} = $target;
848 my %target = resolve_config($target);
850 &usage if (!%target || $target{template});
852 %target = ( %{$table{DEFAULTS}}, %target );
854 $target{exe_extension}="";
855 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
856 || $config{target} =~ /^(?:Cygwin|mingw)/);
857 $target{exe_extension}=".nlm" if ($config{target} =~ /netware/);
858 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
860 ($target{shared_extension_simple}=$target{shared_extension})
861 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
862 $target{dso_extension}=$target{shared_extension_simple};
863 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
864 if ($config{target} =~ /^(?:Cygwin|mingw)/);
867 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
868 if $config{cross_compile_prefix} eq "";
870 # Allow overriding the names of some tools. USE WITH CARE
871 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
872 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
873 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
874 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
875 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
877 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
878 # or release_ attributes.
879 # Do it in such a way that no spurious space is appended (hence the grep).
880 $config{defines} = [];
881 $config{cflags} = "";
882 $config{ex_libs} = "";
883 $config{shared_ldflag} = "";
885 # Make sure build_scheme is consistent.
886 $target{build_scheme} = [ $target{build_scheme} ]
887 if ref($target{build_scheme}) ne "ARRAY";
889 my ($builder, $builder_platform, @builder_opts) =
890 @{$target{build_scheme}};
892 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
894 $config{cflags} .= " -mno-cygwin";
895 $config{shared_ldflag} .= " -mno-cygwin";
898 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
899 # minimally required architecture flags for assembly modules
900 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
901 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
904 my $no_shared_warn=0;
905 my $no_user_cflags=0;
906 my $no_user_defines=0;
908 # The DSO code currently always implements all functions so that no
909 # applications will have to worry about that from a compilation point
910 # of view. However, the "method"s may return zero unless that platform
911 # has support compiled in for them. Currently each method is enabled
912 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
913 # string entry into using the following logic;
914 if (!$disabled{dso} && $target{dso_scheme} ne "")
916 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
917 if ($target{dso_scheme} eq "DLFCN")
919 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
921 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
923 unshift @{$config{defines}}, "DSO_DLFCN";
927 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
931 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
937 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
938 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
942 # If threads aren't disabled, check how possible they are
943 unless ($disabled{threads}) {
945 # Enabled by default, disable it forcibly if unavailable
946 if ($target{thread_scheme} eq "(unknown)") {
947 $disabled{threads} = "unavailable";
950 # The user chose to enable threads explicitely, let's see
951 # if there's a chance that's possible
952 if ($target{thread_scheme} eq "(unknown)") {
953 # If the user asked for "threads" and we don't have internal
954 # knowledge how to do it, [s]he is expected to provide any
955 # system-dependent compiler options that are necessary. We
956 # can't truly check that the given options are correct, but
957 # we expect the user to know what [s]He is doing.
958 if ($no_user_cflags && $no_user_defines) {
959 die "You asked for multi-threading support, but didn't\n"
960 ,"provide any system-specific compiler options\n";
966 # If threads still aren't disabled, add a C macro to ensure the source
967 # code knows about it. Any other flag is taken care of by the configs.
968 unless($disabled{threads}) {
969 foreach (("defines", "openssl_thread_defines")) {
970 push @{$config{$_}}, "OPENSSL_THREADS";
974 # With "deprecated" disable all deprecated features.
975 if (defined($disabled{"deprecated"})) {
976 $config{api} = $maxapi;
979 if ($target{shared_target} eq "")
982 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
984 $disabled{shared} = "no-shared-target";
985 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
989 if ($disabled{"dynamic-engine"}) {
990 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
991 $config{dynamic_engines} = 0;
993 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
994 $config{dynamic_engines} = 1;
1001 # This saves the build files from having to check
1004 $target{shared_cflag} = $target{shared_ldflag} =
1005 $target{shared_rcflag} = "";
1009 push @{$config{defines}}, "OPENSSL_PIC";
1012 if ($target{sys_id} ne "")
1014 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1017 unless ($disabled{asm}) {
1018 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1019 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1021 # bn-586 is the only one implementing bn_*_part_words
1022 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1023 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1025 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1026 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1027 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1029 if ($config{fips}) {
1030 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1033 if ($target{sha1_asm_src}) {
1034 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1035 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1036 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1038 if ($target{md5_asm_src}) {
1039 push @{$config{defines}}, "MD5_ASM";
1041 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1042 if ($target{rmd160_asm_src}) {
1043 push @{$config{defines}}, "RMD160_ASM";
1045 if ($target{aes_asm_src}) {
1046 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1047 # aes-ctr.fake is not a real file, only indication that assembler
1048 # module implements AES_ctr32_encrypt...
1049 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1050 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1051 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1052 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1053 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1054 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1056 if ($target{wp_asm_src} =~ /mmx/) {
1057 if ($config{processor} eq "386") {
1058 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1059 } elsif (!$disabled{"whirlpool"}) {
1060 push @{$config{defines}}, "WHIRLPOOL_ASM";
1063 if ($target{modes_asm_src} =~ /ghash-/) {
1064 push @{$config{defines}}, "GHASH_ASM";
1066 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1067 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1069 if ($target{poly1305_asm_src} ne "") {
1070 push @{$config{defines}}, "POLY1305_ASM";
1074 my $ecc = $target{cc};
1076 # Is the compiler gcc or clang? $ecc is used below to see if
1077 # error-checking can be turned on.
1078 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1079 $config{makedepprog} = 'makedepend';
1080 open(PIPE, "$ccpcc --version 2>&1 | head -2 |");
1082 $config{makedepprog} = $ccpcc if /clang|gcc/;
1083 $ecc = "clang" if /clang/;
1084 $ecc = "gcc" if /gcc/;
1090 # Deal with bn_ops ###################################################
1093 $config{export_var_as_fn} =0;
1094 my $def_int="unsigned int";
1095 $config{rc4_int} =$def_int;
1096 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1099 foreach (sort split(/\s+/,$target{bn_ops})) {
1100 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1101 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1102 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1103 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1104 ($config{b64l},$config{b64},$config{b32})
1105 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1106 ($config{b64l},$config{b64},$config{b32})
1107 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1108 ($config{b64l},$config{b64},$config{b32})
1109 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1111 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1115 # Hack cflags for better warnings (dev option) #######################
1117 # "Stringify" the C flags string. This permits it to be made part of a string
1118 # and works as well on command lines.
1119 $config{cflags} =~ s/([\\\"])/\\\1/g;
1121 if (defined($config{api})) {
1122 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1123 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1124 push @{$config{defines}}, $apiflag;
1127 if ($strict_warnings)
1130 die "ERROR --strict-warnings requires gcc or clang"
1131 unless $ecc eq 'gcc' || $ecc eq 'clang';
1132 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1134 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1136 if ($ecc eq "clang")
1138 foreach $wopt (split /\s+/, $clang_devteam_warn)
1140 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1145 unless ($disabled{"crypto-mdebug-backtrace"})
1147 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1149 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1151 if ($target =~ /^BSD-/)
1153 $config{ex_libs} .= " -lexecinfo";
1157 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1158 else { $no_user_cflags=1; }
1159 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1160 else { $no_user_defines=1; }
1162 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1165 if ($target =~ m/^linux/) {
1166 my $minver = 4*10000 + 1*100 + 0;
1167 if ($config{cross_compile_prefix} eq "") {
1168 my $verstr = `uname -r`;
1169 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1170 ($mi2) = $mi2 =~ /(\d+)/;
1171 my $ver = $ma*10000 + $mi1*100 + $mi2;
1172 if ($ver < $minver) {
1173 $disabled{afalg} = "too-old-kernel";
1175 push @{$config{engdirs}}, "afalg";
1179 $disabled{afalg} = "not-linux";
1182 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalg});
1184 # If we use the unified build, collect information from build.info files
1185 my %unified_info = ();
1187 if ($builder eq "unified") {
1188 # Store the name of the template file we will build the build file from
1189 # in %config. This may be useful for the build file itself.
1190 my $build_file_template =
1191 catfile($srcdir, "Configurations",
1192 $builder_platform."-".$target{build_file}.".tmpl");
1193 $build_file_template =
1194 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1195 if (! -f $build_file_template);
1196 $config{build_file_template} = $build_file_template;
1198 use lib catdir(dirname(__FILE__),"util");
1199 use with_fallback qw(Text::Template);
1204 my $relativeto = shift || ".";
1206 $dir = catdir($base,$dir) unless isabsolute($dir);
1208 # Make sure the directories we're building in exists
1211 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1212 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1219 my $relativeto = shift || ".";
1221 $file = catfile($base,$file) unless isabsolute($file);
1223 my $d = dirname($file);
1224 my $f = basename($file);
1226 # Make sure the directories we're building in exists
1229 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1230 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1234 my @build_infos = ( [ ".", "build.info" ] );
1235 foreach (@{$config{dirs}}) {
1236 push @build_infos, [ $_, "build.info" ]
1237 if (-f catfile($srcdir, $_, "build.info"));
1239 foreach (@{$config{sdirs}}) {
1240 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1241 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1243 foreach (@{$config{engdirs}}) {
1244 push @build_infos, [ catdir("engines", $_), "build.info" ]
1245 if (-f catfile($srcdir, "engines", $_, "build.info"));
1248 $config{build_infos} = [ ];
1250 foreach (@build_infos) {
1251 my $sourced = catdir($srcdir, $_->[0]);
1252 my $buildd = catdir($blddir, $_->[0]);
1257 # The basic things we're trying to build
1264 my @intermediates = ();
1272 my %sharednames = ();
1275 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1276 my $template = Text::Template->new(TYPE => 'FILE',
1277 SOURCE => catfile($sourced, $f));
1278 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1281 $template->fill_in(HASH => { config => \%config,
1283 disabled => \%disabled,
1284 builddir => abs2rel($buildd, $blddir),
1285 sourcedir => abs2rel($sourced, $blddir),
1286 buildtop => abs2rel($blddir, $blddir),
1287 sourcetop => abs2rel($srcdir, $blddir) },
1288 DELIMITERS => [ "{-", "-}" ]);
1290 # The top item of this stack has the following values
1291 # -2 positive already run and we found ELSE (following ELSIF should fail)
1292 # -1 positive already run (skip until ENDIF)
1293 # 0 negatives so far (if we're at a condition, check it)
1294 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1295 # 2 positive ELSE (following ELSIF should fail)
1297 collect_information(
1298 collect_from_array([ @text ],
1299 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1300 $l1 =~ s/\\$//; $l1.$l2 }),
1301 # Info we're looking for
1302 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1303 => sub { push @skip, !! $1; },
1304 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1305 => sub { die "ELSIF out of scope" if ! @skip;
1306 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1307 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1308 $skip[$#skip] = !! $1
1309 if $skip[$#skip] == 0; },
1311 => sub { die "ELSE out of scope" if ! @skip;
1312 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1313 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1315 => sub { die "ENDIF out of scope" if ! @skip;
1317 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1318 => sub { push @programs, split(/\s+/, $1)
1319 if !@skip || $skip[$#skip] > 0 },
1320 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1321 => sub { push @libraries, split(/\s+/, $1)
1322 if !@skip || $skip[$#skip] > 0 },
1323 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1324 => sub { push @engines, split(/\s+/, $1)
1325 if !@skip || $skip[$#skip] > 0 },
1326 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1327 => sub { push @scripts, split(/\s+/, $1)
1328 if !@skip || $skip[$#skip] > 0 },
1329 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1330 => sub { push @extra, split(/\s+/, $1)
1331 if !@skip || $skip[$#skip] > 0 },
1332 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1333 => sub { push @overrides, split(/\s+/, $1)
1334 if !@skip || $skip[$#skip] > 0 },
1336 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1337 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1338 if !@skip || $skip[$#skip] > 0 },
1339 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1340 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1341 if !@skip || $skip[$#skip] > 0 },
1342 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1343 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1344 if !@skip || $skip[$#skip] > 0 },
1345 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1346 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1347 if !@skip || $skip[$#skip] > 0 },
1348 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1349 => sub { push @{$generate{$1}}, $2
1350 if !@skip || $skip[$#skip] > 0 },
1351 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1352 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1353 if !@skip || $skip[$#skip] > 0 },
1354 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1355 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1356 if !@skip || $skip[$#skip] > 0 },
1357 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1359 my $lineiterator = shift;
1360 my $target_kind = $1;
1361 while (defined $lineiterator->()) {
1363 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1364 die "ENDRAW doesn't match BEGINRAW"
1365 if $1 ne $target_kind;
1368 next if @skip && $skip[$#skip] <= 0;
1370 if ($target_kind eq $target{build_file}
1371 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1374 qr/^(?:#.*|\s*)$/ => sub { },
1375 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1377 die "runaway IF?" if (@skip);
1379 foreach (keys %renames) {
1380 die "$_ renamed to more than one thing: "
1381 ,join(" ", @{$renames{$_}}),"\n"
1382 if scalar @{$renames{$_}} > 1;
1383 my $dest = cleanfile($buildd, $_, $blddir);
1384 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1385 die "$dest renamed to more than one thing: "
1386 ,$unified_info{rename}->{$dest}, $to
1387 unless !defined($unified_info{rename}->{$dest})
1388 or $unified_info{rename}->{$dest} eq $to;
1389 $unified_info{rename}->{$dest} = $to;
1392 foreach (@programs) {
1393 my $program = cleanfile($buildd, $_, $blddir);
1394 if ($unified_info{rename}->{$program}) {
1395 $program = $unified_info{rename}->{$program};
1397 $unified_info{programs}->{$program} = 1;
1400 foreach (@libraries) {
1401 my $library = cleanfile($buildd, $_, $blddir);
1402 if ($unified_info{rename}->{$library}) {
1403 $library = $unified_info{rename}->{$library};
1405 $unified_info{libraries}->{$library} = 1;
1408 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1409 ENGINES can only be used if configured with 'dynamic-engine'.
1410 This is usually a fault in a build.info file.
1412 foreach (@engines) {
1413 my $library = cleanfile($buildd, $_, $blddir);
1414 if ($unified_info{rename}->{$library}) {
1415 $library = $unified_info{rename}->{$library};
1417 $unified_info{engines}->{$library} = 1;
1420 foreach (@scripts) {
1421 my $script = cleanfile($buildd, $_, $blddir);
1422 if ($unified_info{rename}->{$script}) {
1423 $script = $unified_info{rename}->{$script};
1425 $unified_info{scripts}->{$script} = 1;
1429 my $extra = cleanfile($buildd, $_, $blddir);
1430 $unified_info{extra}->{$extra} = 1;
1433 foreach (@overrides) {
1434 my $override = cleanfile($buildd, $_, $blddir);
1435 $unified_info{overrides}->{$override} = 1;
1438 push @{$unified_info{rawlines}}, @rawlines;
1440 unless ($disabled{shared}) {
1441 # Check sharednames.
1442 foreach (keys %sharednames) {
1443 my $dest = cleanfile($buildd, $_, $blddir);
1444 if ($unified_info{rename}->{$dest}) {
1445 $dest = $unified_info{rename}->{$dest};
1447 die "shared_name for $dest with multiple values: "
1448 ,join(" ", @{$sharednames{$_}}),"\n"
1449 if scalar @{$sharednames{$_}} > 1;
1450 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1451 die "shared_name found for a library $dest that isn't defined\n"
1452 unless $unified_info{libraries}->{$dest};
1453 die "shared_name for $dest with multiple values: "
1454 ,$unified_info{sharednames}->{$dest}, ", ", $to
1455 unless !defined($unified_info{sharednames}->{$dest})
1456 or $unified_info{sharednames}->{$dest} eq $to;
1457 $unified_info{sharednames}->{$dest} = $to;
1460 # Additionally, we set up sharednames for libraries that don't
1461 # have any, as themselves.
1462 foreach (keys %{$unified_info{libraries}}) {
1463 if (!defined $unified_info{sharednames}->{$_}) {
1464 $unified_info{sharednames}->{$_} = $_
1469 foreach (keys %ordinals) {
1471 my $ddest = cleanfile($buildd, $_, $blddir);
1472 if ($unified_info{rename}->{$ddest}) {
1473 $ddest = $unified_info{rename}->{$ddest};
1475 foreach (@{$ordinals{$dest}}) {
1476 my %known_ordinals =
1479 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1481 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1483 my $o = $known_ordinals{$_};
1484 die "Ordinals for $ddest defined more than once\n"
1485 if $unified_info{ordinals}->{$ddest};
1486 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1490 foreach (keys %sources) {
1492 my $ddest = cleanfile($buildd, $_, $blddir);
1493 if ($unified_info{rename}->{$ddest}) {
1494 $ddest = $unified_info{rename}->{$ddest};
1496 foreach (@{$sources{$dest}}) {
1497 my $s = cleanfile($sourced, $_, $blddir);
1499 # If it isn't in the source tree, we assume it's generated
1502 $s = cleanfile($buildd, $_, $blddir);
1504 # We recognise C and asm files
1505 if ($s =~ /\.[csS]\b$/) {
1506 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1507 $o = cleanfile($buildd, $o, $blddir);
1508 $unified_info{sources}->{$ddest}->{$o} = 1;
1509 $unified_info{sources}->{$o}->{$s} = 1;
1511 $unified_info{sources}->{$ddest}->{$s} = 1;
1516 foreach (keys %generate) {
1518 my $ddest = cleanfile($buildd, $_, $blddir);
1519 if ($unified_info{rename}->{$ddest}) {
1520 $ddest = $unified_info{rename}->{$ddest};
1522 die "more than one generator for $dest: "
1523 ,join(" ", @{$generate{$_}}),"\n"
1524 if scalar @{$generate{$_}} > 1;
1525 my @generator = split /\s+/, $generate{$dest}->[0];
1526 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1527 $unified_info{generate}->{$ddest} = [ @generator ];
1530 foreach (keys %depends) {
1532 my $ddest = cleanfile($buildd, $_, $blddir);
1533 if ($unified_info{rename}->{$ddest}) {
1534 $ddest = $unified_info{rename}->{$ddest};
1536 foreach (@{$depends{$dest}}) {
1537 my $d = cleanfile($sourced, $_, $blddir);
1539 # If we know it's generated, or assume it is because we can't
1540 # find it in the source tree, we set file we depend on to be
1541 # in the build tree rather than the source tree, and assume
1542 # and that there are lines to build it in a BEGINRAW..ENDRAW
1543 # section or in the Makefile template.
1545 || !(grep { $d eq $_ }
1546 map { cleanfile($srcdir, $_, $blddir) }
1547 (@generated_headers, @generated_by_make_headers))) {
1548 $d = cleanfile($buildd, $_, $blddir);
1550 # Take note if the file to depend on is being renamed
1551 if ($unified_info{rename}->{$d}) {
1552 $d = $unified_info{rename}->{$d};
1554 $unified_info{depends}->{$ddest}->{$d} = 1;
1555 # If we depend on a header file, let's make sure it
1558 my $i = dirname($d);
1559 push @{$unified_info{includes}->{$ddest}}, $i
1560 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1565 foreach (keys %includes) {
1567 my $ddest = cleanfile($buildd, $_, $blddir);
1568 if ($unified_info{rename}->{$ddest}) {
1569 $ddest = $unified_info{rename}->{$ddest};
1571 foreach (@{$includes{$dest}}) {
1572 my $i = cleandir($sourced, $_, $blddir);
1573 push @{$unified_info{includes}->{$ddest}}, $i
1574 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1579 ### Make unified_info a bit more efficient
1580 # One level structures
1581 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1582 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1584 # Two level structures
1585 foreach my $l1 (("sources", "ldadd", "depends")) {
1586 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1587 $unified_info{$l1}->{$l2} =
1588 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1593 # For the schemes that need it, we provide the old *_obj configs
1594 # from the *_asm_obj ones
1595 foreach (grep /_(asm|aux)_src$/, keys %target) {
1597 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1598 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1601 # Write down our configuration where it fits #########################
1603 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1611 #use vars qw(\@ISA \@EXPORT);
1612 our \@ISA = qw(Exporter);
1613 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1616 print OUT "our %config = (\n";
1617 foreach (sort keys %config) {
1618 if (ref($config{$_}) eq "ARRAY") {
1619 print OUT " ", $_, " => [ ", join(", ",
1620 map { quotify("perl", $_) }
1621 @{$config{$_}}), " ],\n";
1623 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1630 print OUT "our %target = (\n";
1631 foreach (sort keys %target) {
1632 if (ref($target{$_}) eq "ARRAY") {
1633 print OUT " ", $_, " => [ ", join(", ",
1634 map { quotify("perl", $_) }
1635 @{$target{$_}}), " ],\n";
1637 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1644 print OUT "our \%available_protocols = (\n";
1645 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1646 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1651 print OUT "our \%disabled = (\n";
1652 foreach (sort keys %disabled) {
1653 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1659 print OUT "our %withargs = (\n";
1660 foreach (sort keys %withargs) {
1661 if (ref($withargs{$_}) eq "ARRAY") {
1662 print OUT " ", $_, " => [ ", join(", ",
1663 map { quotify("perl", $_) }
1664 @{$withargs{$_}}), " ],\n";
1666 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1673 if ($builder eq "unified") {
1678 if (ref $_ eq "ARRAY") {
1679 print OUT " "x$indent, "[\n";
1681 $recurse->($indent + 4, $_);
1683 print OUT " "x$indent, "],\n";
1684 } elsif (ref $_ eq "HASH") {
1686 print OUT " "x$indent, "{\n";
1687 foreach (sort keys %h) {
1688 if (ref $h{$_} eq "") {
1689 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1691 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1692 $recurse->($indent + 8, $h{$_});
1695 print OUT " "x$indent, "},\n";
1697 print OUT " "x$indent, quotify("perl", $_), ",\n";
1701 print OUT "our %unified_info = (\n";
1702 foreach (sort keys %unified_info) {
1703 if (ref $unified_info{$_} eq "") {
1704 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1706 print OUT " "x4, quotify("perl", $_), " =>\n";
1707 $recurse->(8, $unified_info{$_});
1719 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1720 print "CC =$target{cc}\n";
1721 print "CFLAG =$target{cflags} $config{cflags}\n";
1722 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1723 print "LFLAG =$target{lflags}\n";
1724 print "PLIB_LFLAG =$target{plib_lflags}\n";
1725 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1726 print "APPS_OBJ =$target{apps_obj}\n";
1727 print "CPUID_OBJ =$target{cpuid_obj}\n";
1728 print "UPLINK_OBJ =$target{uplink_obj}\n";
1729 print "BN_ASM =$target{bn_obj}\n";
1730 print "EC_ASM =$target{ec_obj}\n";
1731 print "DES_ENC =$target{des_obj}\n";
1732 print "AES_ENC =$target{aes_obj}\n";
1733 print "BF_ENC =$target{bf_obj}\n";
1734 print "CAST_ENC =$target{cast_obj}\n";
1735 print "RC4_ENC =$target{rc4_obj}\n";
1736 print "RC5_ENC =$target{rc5_obj}\n";
1737 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1738 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1739 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1740 print "CMLL_ENC =$target{cmll_obj}\n";
1741 print "MODES_OBJ =$target{modes_obj}\n";
1742 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1743 print "CHACHA_ENC =$target{chacha_obj}\n";
1744 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1745 print "PROCESSOR =$config{processor}\n";
1746 print "RANLIB =$target{ranlib}\n";
1747 print "ARFLAGS =$target{arflags}\n";
1748 print "PERL =$config{perl}\n";
1750 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1751 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1752 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1753 print "BN_LLONG mode\n" if $config{bn_ll};
1754 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1756 for (@generated_headers) {
1757 mkpath(catdir($blddir, dirname($_)));
1758 run_dofile(catfile($blddir, $_),
1759 catfile($srcdir, $_.".in"));
1763 ### When the old "unixmake" scheme goes away, so does this function
1765 sub build_Makefile {
1766 run_dofile("Makefile","Makefile.in");
1768 # Copy all Makefile.in to Makefile (except top-level)
1777 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1778 my $in = IO::File->new($_, "r") or
1779 die sprintf "Error reading Makefile.in in %s: !$\n",
1781 my $out = IO::File->new("Makefile", "w") or
1782 die sprintf "Error writing Makefile in %s: !$\n",
1784 print $out "# Generated from $_, do not edit\n";
1785 while (my $line = <$in>) { print $out $line }
1787 die sprintf "Error reading Makefile.in in %s: !$\n",
1790 die sprintf "Error writing Makefile in %s: !$\n",
1799 run_dofile(catfile($blddir, $target{build_file}),
1800 $config{build_file_template},
1801 catfile($srcdir, "Configurations", "common.tmpl"));
1806 run_dofile("util/domd", "util/domd.in");
1807 chmod 0755, "util/domd";
1810 my $platform = shift;
1811 # The only reason we do this is to have something to build MINFO from
1814 # create the ms/version32.rc file if needed
1815 if ($platform ne "netware") {
1816 my ($v1, $v2, $v3, $v4);
1817 if ($config{version_num} =~ /^0x([0-9a-f]{1})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{1})L$/i) {
1823 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1830 FILEVERSION $v1,$v2,$v3,$v4
1831 PRODUCTVERSION $v1,$v2,$v3,$v4
1838 FILEOS VOS__WINDOWS32
1842 BLOCK "StringFileInfo"
1847 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1848 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1849 VALUE "FileVersion", "$config{version}\\0"
1851 VALUE "InternalName", "libcrypto32\\0"
1852 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1854 VALUE "InternalName", "libssl32\\0"
1855 VALUE "OriginalFilename", "libssl32.dll\\0"
1857 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1858 VALUE "ProductVersion", "$config{version}\\0"
1860 //VALUE "Comments", "\\0"
1861 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1862 //VALUE "LegalTrademarks", "\\0"
1863 //VALUE "PrivateBuild", "\\0"
1864 //VALUE "SpecialBuild", "\\0"
1869 VALUE "Translation", 0x409, 0x4b0
1878 $builders{$builder}->($builder_platform, @builder_opts);
1882 Configured for $target.
1885 print <<"EOF" if ($disabled{threads} eq "unavailable");
1887 The library could not be configured for supporting multi-threaded
1888 applications as the compiler options required on this system are not known.
1889 See file INSTALL for details if you need multi-threading.
1892 print <<"EOF" if ($no_shared_warn);
1894 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1895 platform, so we will pretend you gave the option 'no-pic', which also disables
1896 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1897 or position independent code, please let us know (but please first make sure
1898 you have tried with a current version of OpenSSL).
1903 ######################################################################
1905 # Helpers and utility functions
1908 # Configuration file reading #########################################
1910 # Helper function to implement conditional inheritance depending on the
1911 # value of $disabled{asm}. Used in inherit_from values as follows:
1913 # inherit_from => [ "template", asm("asm_tmpl") ]
1918 $disabled{asm} ? () : @x;
1922 our $add_called = 0;
1923 # Helper function to implement adding values to already existing configuration
1924 # values. It handles elements that are ARRAYs, CODEs and scalars
1926 my $separator = shift;
1928 # If there's any ARRAY in the collection of values OR the separator
1929 # is undef, we will return an ARRAY of combined values, otherwise a
1930 # string of joined values with $separator as the separator.
1931 my $found_array = !defined($separator);
1936 while (ref($res) eq "CODE") {
1939 if (defined($res)) {
1940 if (ref($res) eq "ARRAY") {
1956 join($separator, grep { defined($_) && $_ ne "" } @values);
1960 my $separator = " ";
1961 if (ref($_[$#_]) eq "HASH") {
1963 $separator = $opts->{separator};
1966 sub { _add($separator, @x, @_) };
1969 my $separator = " ";
1970 if (ref($_[$#_]) eq "HASH") {
1972 $separator = $opts->{separator};
1975 sub { _add($separator, @_, @x) };
1978 # configuration reader, evaluates the input file as a perl script and expects
1979 # it to fill %targets with target configurations. Those are then added to
1983 open(CONFFILE, "< $fname")
1984 or die "Can't open configuration file '$fname'!\n";
1987 my $content = <CONFFILE>;
1992 local %table = %::table; # Protect %table from tampering
1998 # For each target, check that it's configured with a hash table.
1999 foreach (keys %targets) {
2000 if (ref($targets{$_}) ne "HASH") {
2001 if (ref($targets{$_}) eq "") {
2002 warn "Deprecated target configuration for $_, ignoring...\n";
2004 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2006 delete $targets{$_};
2010 %table = (%table, %targets);
2014 # configuration resolver. Will only resolve all the lazy evalutation
2015 # codeblocks for the chozen target and all those it inherits from,
2017 sub resolve_config {
2019 my @breadcrumbs = @_;
2021 my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2023 if (grep { $_ eq $target } @breadcrumbs) {
2024 die "inherit_from loop! target backtrace:\n "
2025 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2028 if (!defined($table{$target})) {
2029 warn "Warning! target $target doesn't exist!\n";
2032 # Recurse through all inheritances. They will be resolved on the
2033 # fly, so when this operation is done, they will all just be a
2034 # bunch of attributes with string values.
2035 # What we get here, though, are keys with references to lists of
2036 # the combined values of them all. We will deal with lists after
2037 # this stage is done.
2038 my %combined_inheritance = ();
2039 if ($table{$target}->{inherit_from}) {
2041 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2042 foreach (@inherit_from) {
2043 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2045 # 'template' is a marker that's considered private to
2046 # the config that had it.
2047 delete $inherited_config{template};
2050 if (!$combined_inheritance{$_}) {
2051 $combined_inheritance{$_} = [];
2053 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2054 } keys %inherited_config;
2058 # We won't need inherit_from in this target any more, since we've
2059 # resolved all the inheritances that lead to this
2060 delete $table{$target}->{inherit_from};
2062 # Now is the time to deal with those lists. Here's the place to
2063 # decide what shall be done with those lists, all based on the
2064 # values of the target we're currently dealing with.
2065 # - If a value is a coderef, it will be executed with the list of
2066 # inherited values as arguments.
2067 # - If the corresponding key doesn't have a value at all or is the
2068 # emoty string, the inherited value list will be run through the
2069 # default combiner (below), and the result becomes this target's
2071 # - Otherwise, this target's value is assumed to be a string that
2072 # will simply override the inherited list of values.
2073 my $default_combiner = add();
2076 map { $_ => 1 } (keys %combined_inheritance,
2077 keys %{$table{$target}});
2079 sub process_values {
2081 my $inherited = shift; # Always a [ list ]
2087 while(ref($object) eq "CODE") {
2088 $object = $object->(@$inherited);
2090 if (!defined($object)) {
2093 elsif (ref($object) eq "ARRAY") {
2094 local $add_called; # To make sure recursive calls don't affect it
2095 return [ map { process_values($_, $inherited, $target, $entry) }
2097 } elsif (ref($object) eq "") {
2100 die "cannot handle reference type ",ref($object)
2101 ," found in target ",$target," -> ",$entry,"\n";
2105 foreach (sort keys %all_keys) {
2106 my $previous = $combined_inheritance{$_};
2108 # Current target doesn't have a value for the current key?
2109 # Assign it the default combiner, the rest of this loop body
2110 # will handle it just like any other coderef.
2111 if (!exists $table{$target}->{$_}) {
2112 $table{$target}->{$_} = $default_combiner;
2115 $table{$target}->{$_} = process_values($table{$target}->{$_},
2116 $combined_inheritance{$_},
2118 unless(defined($table{$target}->{$_})) {
2119 delete $table{$target}->{$_};
2121 if ($extra_checks &&
2122 $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2123 warn "$_ got replaced in $target\n";
2127 # Finally done, return the result.
2128 return %{$table{$target}};
2133 print STDERR $usage;
2134 print STDERR "\npick os/compiler from:\n";
2138 foreach $i (sort keys %table)
2140 next if $table{$i}->{template};
2141 next if $i =~ /^debug/;
2142 $k += length($i) + 1;
2148 print STDERR $i . " ";
2150 foreach $i (sort keys %table)
2152 next if $table{$i}->{template};
2153 next if $i !~ /^debug/;
2154 $k += length($i) + 1;
2160 print STDERR $i . " ";
2162 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2171 unlink $out || warn "Can't remove $out, $!"
2173 foreach (@templates) {
2174 die "Can't open $_, $!" unless -f $_;
2176 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2177 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2180 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2183 # Configuration printer ##############################################
2185 sub print_table_entry
2188 my %target = resolve_config($target);
2191 # Don't print the templates
2192 return if $target{template};
2229 "shared_extension_simple",
2230 "shared_import_extension",
2241 if ($type eq "TABLE") {
2243 print "*** $target\n";
2244 foreach (@sequence) {
2245 if (ref($target{$_}) eq "ARRAY") {
2246 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2248 printf "\$%-12s = %s\n", $_, $target{$_};
2251 } elsif ($type eq "HASH") {
2253 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2254 print " '$target' => {\n";
2255 foreach (@sequence) {
2257 if (ref($target{$_}) eq "ARRAY") {
2258 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2260 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2268 # Utility routines ###################################################
2270 # On VMS, if the given file is a logical name, File::Spec::Functions
2271 # will consider it an absolute path. There are cases when we want a
2272 # purely syntactic check without checking the environment.
2276 # On non-platforms, we just use file_name_is_absolute().
2277 return file_name_is_absolute($file) unless $^O eq "VMS";
2279 # If the file spec includes a device or a directpry spec,
2280 # file_name_is_absolute() is perfectly safe.
2281 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2283 # Here, we know the given file spec isn't absolute
2287 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2288 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2289 # realpath() requires that at least all path components except the last is an
2290 # existing directory. On VMS, the last component of the directory spec must
2295 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2296 # will return the volume name for the device, no matter what. Also,
2297 # it will return an incorrect directory spec if the argument is a
2298 # directory that doesn't exist.
2300 return rel2abs($dir);
2303 # We use realpath() on Unix, since no other will properly clean out
2305 use Cwd qw/realpath/;
2307 return realpath($dir);
2314 foreach $path (split /:/, $ENV{PATH})
2316 if (-f "$path/$name$target{exe_extension}" and -x _)
2318 return "$path/$name$target{exe_extension}" unless ($name eq "perl" and
2319 system("$path/$name$target{exe_extension} -e " . '\'exit($]<5.0);\''));
2326 perl => sub { my $x = shift;
2327 $x =~ s/([\\\$\@"])/\\$1/g;
2328 return '"'.$x.'"'; },
2332 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2334 map { $processor->($_); } @_;
2337 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2338 # $filename is a file name to read from
2339 # $line_concat_cond_re is a regexp detecting a line continuation ending
2340 # $line_concat is a CODEref that takes care of concatenating two lines
2341 sub collect_from_file {
2342 my $filename = shift;
2343 my $line_concat_cond_re = shift;
2344 my $line_concat = shift;
2346 open my $fh, $filename || die "unable to read $filename: $!\n";
2348 my $saved_line = "";
2352 if (defined $line_concat) {
2353 $_ = $line_concat->($saved_line, $_);
2356 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2362 die "$filename ending with continuation line\n" if $_;
2368 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2369 # $array is an ARRAYref of lines
2370 # $line_concat_cond_re is a regexp detecting a line continuation ending
2371 # $line_concat is a CODEref that takes care of concatenating two lines
2372 sub collect_from_array {
2374 my $line_concat_cond_re = shift;
2375 my $line_concat = shift;
2376 my @array = (@$array);
2379 my $saved_line = "";
2381 while (defined($_ = shift @array)) {
2383 if (defined $line_concat) {
2384 $_ = $line_concat->($saved_line, $_);
2387 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2393 die "input text ending with continuation line\n" if $_;
2398 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2399 # $lineiterator is a CODEref that delivers one line at a time.
2400 # All following arguments are regex/CODEref pairs, where the regexp detects a
2401 # line and the CODEref does something with the result of the regexp.
2402 sub collect_information {
2403 my $lineiterator = shift;
2404 my %collectors = @_;
2406 while(defined($_ = $lineiterator->())) {
2409 foreach my $re (keys %collectors) {
2410 if ($re ne "OTHERWISE" && /$re/) {
2411 $collectors{$re}->($lineiterator);
2415 if ($collectors{"OTHERWISE"}) {
2416 $collectors{"OTHERWISE"}->($lineiterator, $_)
2417 unless $found || !defined $collectors{"OTHERWISE"};