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 $config{build_type} = "release";
455 if (grep /^reconf(igure)?$/, @argvcopy) {
456 if (-f "./configdata.pm") {
457 my $file = "./configdata.pm";
458 unless (my $return = do $file) {
459 die "couldn't parse $file: $@" if $@;
460 die "couldn't do $file: $!" unless defined $return;
461 die "couldn't run $file" unless $return;
464 @argvcopy = defined($configdata::config{perlargv}) ?
465 @{$configdata::config{perlargv}} : ();
466 die "Incorrect data to reconfigure, please do a normal configuration\n"
467 if (grep(/^reconf/,@argvcopy));
468 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
469 if defined($configdata::config{cross_compile_prefix});
470 $ENV{CROSS_COMPILE} = $configdata::config{cc}
471 if defined($configdata::config{cc});
473 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
474 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
475 if $ENV{CROSS_COMPILE};
476 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
477 } elsif (open IN, "<Makefile") {
479 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
480 # centered information gathering the reading configdata.pm
484 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
485 # Older form, we split the string and hope for the best
486 @argvcopy = split /\s+/, $_;
487 die "Incorrect data to reconfigure, please do a normal configuration\n"
488 if (grep(/^reconf/,@argvcopy));
489 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
490 $ENV{CROSS_COMPILE}=$1;
491 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
496 # END OF TEMPORARY SECTION
499 die "Insufficient data to reconfigure, please do a normal configuration\n";
503 $config{perlargv} = [ @argvcopy ];
505 my %unsupported_options = ();
506 my %deprecated_options = ();
509 # VMS is a case insensitive environment, and depending on settings
510 # out of our control, we may receive options uppercased. Let's
511 # downcase at least the part before any equal sign.
516 s /^-no-/no-/; # some people just can't read the instructions
518 # rewrite some options in "enable-..." form
519 s /^-?-?shared$/enable-shared/;
520 s /^sctp$/enable-sctp/;
521 s /^threads$/enable-threads/;
522 s /^zlib$/enable-zlib/;
523 s /^zlib-dynamic$/enable-zlib-dynamic/;
525 if (/^(no|disable|enable)-(.+)$/)
528 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
530 $deprecated_options{$_} = 1;
533 elsif (!grep { $word =~ /^${_}$/ } @disablables)
535 $unsupported_options{$_} = 1;
539 if (/^no-(.+)$/ || /^disable-(.+)$/)
541 foreach my $proto ((@tls, @dtls))
543 if ($1 eq "$proto-method")
545 $disabled{"$proto"} = "option($proto-method)";
551 foreach my $proto (@dtls)
553 $disabled{$proto} = "option(dtls)";
558 # Last one of its kind
559 $disabled{"ssl3"} = "option(ssl)";
563 # XXX: Tests will fail if all SSL/TLS
564 # protocols are disabled.
565 foreach my $proto (@tls)
567 $disabled{$proto} = "option(tls)";
570 elsif ($1 eq "static-engine")
572 delete $disabled{"dynamic-engine"};
574 elsif ($1 eq "dynamic-engine")
576 $disabled{"dynamic-engine"} = "option";
580 $disabled{$1} = "option";
582 # No longer an automatic choice
583 $auto_threads = 0 if ($1 eq "threads");
585 elsif (/^enable-(.+)$/)
587 if ($1 eq "static-engine")
589 $disabled{"dynamic-engine"} = "option";
591 elsif ($1 eq "dynamic-engine")
593 delete $disabled{"dynamic-engine"};
595 elsif ($1 eq "zlib-dynamic")
597 delete $disabled{"zlib"};
600 delete $disabled{$algo};
602 # No longer an automatic choice
603 $auto_threads = 0 if ($1 eq "threads");
605 elsif (/^--strict-warnings$/)
607 $strict_warnings = 1;
611 $config{build_type} = "debug";
613 elsif (/^--release$/)
615 $config{build_type} = "release";
618 { $config{processor}=386; }
625 # No RSAref support any more since it's not needed.
626 # The check for the option is there so scripts aren't
629 elsif (/^nofipscanistercheck$/)
632 $nofipscanistercheck = 1;
640 elsif (/^--prefix=(.*)$/)
643 die "Directory given with --prefix MUST be absolute\n"
644 unless file_name_is_absolute($config{prefix});
646 elsif (/^--api=(.*)$/)
650 elsif (/^--libdir=(.*)$/)
654 elsif (/^--openssldir=(.*)$/)
656 $config{openssldir}=$1;
658 elsif (/^--with-zlib-lib=(.*)$/)
660 $withargs{zlib_lib}=$1;
662 elsif (/^--with-zlib-include=(.*)$/)
664 $withargs{zlib_include}="-I$1";
666 elsif (/^--with-fipslibdir=(.*)$/)
668 $config{fipslibdir}="$1/";
670 elsif (/^--with-baseaddr=(.*)$/)
672 $config{baseaddr}="$1";
674 elsif (/^--cross-compile-prefix=(.*)$/)
676 $config{cross_compile_prefix}=$1;
678 elsif (/^--config=(.*)$/)
682 elsif (/^-[lL](.*)$/ or /^-Wl,/)
688 push @user_defines, $1;
690 else # common if (/^[-+]/), just pass down...
692 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
693 $user_cflags.=" ".$_;
698 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
701 unless ($_ eq $target || /^no-/ || /^disable-/)
703 # "no-..." follows later after implied disactivations
704 # have been derived. (Don't take this too seroiusly,
705 # we really only write OPTIONS to the Makefile out of
708 if ($config{options} eq "")
709 { $config{options} = $_; }
711 { $config{options} .= " ".$_; }
714 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
715 die "***** Unsupported api compatibility level: $config{api}\n",
718 if (keys %deprecated_options)
720 warn "***** Deprecated options: ",
721 join(", ", keys %deprecated_options), "\n";
723 if (keys %unsupported_options)
725 die "***** Unsupported options: ",
726 join(", ", keys %unsupported_options), "\n";
732 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
736 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
739 my @tocheckfor = (keys %disabled);
740 while (@tocheckfor) {
741 my %new_tocheckfor = ();
742 my @cascade_copy = (@disable_cascades);
743 while (@cascade_copy) {
744 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
745 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
747 $new_tocheckfor{$_} => 1; $disabled{$_} = "forced";
748 } grep { !defined($disabled{$_}) } @$descendents;
751 @tocheckfor = (keys %new_tocheckfor);
754 if ($target eq "TABLE") {
755 foreach (sort keys %table) {
756 print_table_entry($_, "TABLE");
761 if ($target eq "LIST") {
762 foreach (sort keys %table) {
763 print $_,"\n" unless $table{$_}->{template};
768 if ($target eq "HASH") {
769 print "%table = (\n";
770 foreach (sort keys %table) {
771 print_table_entry($_, "HASH");
776 # Backward compatibility?
777 if ($target =~ m/^CygWin32(-.*)$/) {
778 $target = "Cygwin".$1;
781 foreach (sort (keys %disabled))
783 $config{options} .= " no-$_";
785 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
797 elsif (/^dynamic-engine$/)
799 elsif (/^zlib-dynamic$/)
805 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
806 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
807 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
812 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
814 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
815 || /^autoalginit/ || /^autoerrinit/)
817 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
818 print " OPENSSL_NO_$ALGO";
820 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
824 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
826 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
827 print " OPENSSL_NO_$ALGO";
829 # fix-up crypto/directory name(s)
830 $algo="whrlpool" if $algo eq "whirlpool";
831 $algo="ripemd" if $algo eq "rmd160";
832 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
841 print "Configuring for $target\n";
843 # Support for legacy targets having a name starting with 'debug-'
844 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
846 $config{build_type} = "debug";
848 # If we do not find debug-foo in the table, the target is set to foo.
849 if (!$table{$target}) {
853 $config{target} = $target;
854 my %target = resolve_config($target);
856 &usage if (!%target || $target{template});
858 %target = ( %{$table{DEFAULTS}}, %target );
860 $target{exe_extension}="";
861 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
862 || $config{target} =~ /^(?:Cygwin|mingw)/);
863 $target{exe_extension}=".nlm" if ($config{target} =~ /netware/);
864 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
866 ($target{shared_extension_simple}=$target{shared_extension})
867 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
868 $target{dso_extension}=$target{shared_extension_simple};
869 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
870 if ($config{target} =~ /^(?:Cygwin|mingw)/);
873 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
874 if $config{cross_compile_prefix} eq "";
876 # Allow overriding the names of some tools. USE WITH CARE
877 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
878 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
879 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
880 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
881 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
883 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
884 # or release_ attributes.
885 # Do it in such a way that no spurious space is appended (hence the grep).
886 $config{defines} = [];
887 $config{cflags} = "";
888 $config{ex_libs} = "";
889 $config{shared_ldflag} = "";
891 # Make sure build_scheme is consistent.
892 $target{build_scheme} = [ $target{build_scheme} ]
893 if ref($target{build_scheme}) ne "ARRAY";
895 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
897 ###### If the user has chosen --classic, we give it to them.
898 ###### If they try that with an out-of-source config, we complain.
899 if ($target{build_scheme}->[0] eq "unified" && $classic) {
900 die "Can't perform a classic build out of source tree\n"
901 if $srcdir ne $blddir;
903 $target{build_scheme} = { unix => [ "unixmake" ],
904 windows => [ "mk1mf", $target{build_scheme}->[2] ],
905 VMS => undef } -> {$target{build_scheme}->[1]};
907 die "Classic mode unavailable on this platform\n"
908 unless defined($target{build_scheme});
911 my ($builder, $builder_platform, @builder_opts) =
912 @{$target{build_scheme}};
914 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
916 $config{cflags} .= " -mno-cygwin";
917 $config{shared_ldflag} .= " -mno-cygwin";
920 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
921 # minimally required architecture flags for assembly modules
922 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
923 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
926 my $no_shared_warn=0;
927 my $no_user_cflags=0;
928 my $no_user_defines=0;
930 # The DSO code currently always implements all functions so that no
931 # applications will have to worry about that from a compilation point
932 # of view. However, the "method"s may return zero unless that platform
933 # has support compiled in for them. Currently each method is enabled
934 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
935 # string entry into using the following logic;
936 if (!$disabled{dso} && $target{dso_scheme} ne "")
938 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
939 if ($target{dso_scheme} eq "DLFCN")
941 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
943 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
945 unshift @{$config{defines}}, "DSO_DLFCN";
949 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
953 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
959 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
960 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
964 # If threads aren't disabled, check how possible they are
965 unless ($disabled{threads}) {
967 # Enabled by default, disable it forcibly if unavailable
968 if ($target{thread_scheme} eq "(unknown)") {
969 $disabled{threads} = "unavailable";
972 # The user chose to enable threads explicitely, let's see
973 # if there's a chance that's possible
974 if ($target{thread_scheme} eq "(unknown)") {
975 # If the user asked for "threads" and we don't have internal
976 # knowledge how to do it, [s]he is expected to provide any
977 # system-dependent compiler options that are necessary. We
978 # can't truly check that the given options are correct, but
979 # we expect the user to know what [s]He is doing.
980 if ($no_user_cflags && $no_user_defines) {
981 die "You asked for multi-threading support, but didn't\n"
982 ,"provide any system-specific compiler options\n";
988 # If threads still aren't disabled, add a C macro to ensure the source
989 # code knows about it. Any other flag is taken care of by the configs.
990 unless($disabled{threads}) {
991 foreach (("defines", "openssl_thread_defines")) {
992 push @{$config{$_}}, "OPENSSL_THREADS";
996 # With "deprecated" disable all deprecated features.
997 if (defined($disabled{"deprecated"})) {
998 $config{api} = $maxapi;
1001 if ($target{shared_target} eq "")
1004 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1006 $disabled{shared} = "no-shared-target";
1007 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1011 if ($disabled{"dynamic-engine"}) {
1012 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1013 $config{dynamic_engines} = 0;
1015 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1016 $config{dynamic_engines} = 1;
1023 # This saves the build files from having to check
1026 $target{shared_cflag} = $target{shared_ldflag} =
1027 $target{shared_rcflag} = "";
1031 push @{$config{defines}}, "OPENSSL_PIC";
1034 if ($target{sys_id} ne "")
1036 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1039 unless ($disabled{asm}) {
1040 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1041 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1043 # bn-586 is the only one implementing bn_*_part_words
1044 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1045 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1047 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1048 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1049 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1051 if ($config{fips}) {
1052 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1055 if ($target{sha1_asm_src}) {
1056 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1057 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1058 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1060 if ($target{md5_asm_src}) {
1061 push @{$config{defines}}, "MD5_ASM";
1063 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1064 if ($target{rmd160_asm_src}) {
1065 push @{$config{defines}}, "RMD160_ASM";
1067 if ($target{aes_asm_src}) {
1068 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1069 # aes-ctr.fake is not a real file, only indication that assembler
1070 # module implements AES_ctr32_encrypt...
1071 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1072 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1073 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1074 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1075 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1076 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1078 if ($target{wp_asm_src} =~ /mmx/) {
1079 if ($config{processor} eq "386") {
1080 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1081 } elsif (!$disabled{"whirlpool"}) {
1082 push @{$config{defines}}, "WHIRLPOOL_ASM";
1085 if ($target{modes_asm_src} =~ /ghash-/) {
1086 push @{$config{defines}}, "GHASH_ASM";
1088 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1089 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1091 if ($target{poly1305_asm_src} ne "") {
1092 push @{$config{defines}}, "POLY1305_ASM";
1096 my $ecc = $target{cc};
1098 # Is the compiler gcc or clang? $ecc is used below to see if
1099 # error-checking can be turned on.
1100 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1101 $config{makedepprog} = 'makedepend';
1102 open(PIPE, "$ccpcc --version 2>&1 | head -2 |");
1104 $config{makedepprog} = $ccpcc if /clang|gcc/;
1105 $ecc = "clang" if /clang/;
1106 $ecc = "gcc" if /gcc/;
1112 # Deal with bn_ops ###################################################
1115 $config{export_var_as_fn} =0;
1116 my $def_int="unsigned int";
1117 $config{rc4_int} =$def_int;
1118 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1121 foreach (sort split(/\s+/,$target{bn_ops})) {
1122 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1123 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1124 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1125 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1126 ($config{b64l},$config{b64},$config{b32})
1127 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1128 ($config{b64l},$config{b64},$config{b32})
1129 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1130 ($config{b64l},$config{b64},$config{b32})
1131 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1133 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1137 # Hack cflags for better warnings (dev option) #######################
1139 # "Stringify" the C flags string. This permits it to be made part of a string
1140 # and works as well on command lines.
1141 $config{cflags} =~ s/([\\\"])/\\\1/g;
1143 if (defined($config{api})) {
1144 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1145 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1146 push @{$config{defines}}, $apiflag;
1149 if ($strict_warnings)
1152 die "ERROR --strict-warnings requires gcc or clang"
1153 unless $ecc eq 'gcc' || $ecc eq 'clang';
1154 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1156 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1158 if ($ecc eq "clang")
1160 foreach $wopt (split /\s+/, $clang_devteam_warn)
1162 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1167 unless ($disabled{"crypto-mdebug-backtrace"})
1169 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1171 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1173 if ($target =~ /^BSD-/)
1175 $config{ex_libs} .= " -lexecinfo";
1179 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1180 else { $no_user_cflags=1; }
1181 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1182 else { $no_user_defines=1; }
1184 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1187 if ($target =~ m/^linux/) {
1188 my $minver = 4*10000 + 1*100 + 0;
1189 if ($config{cross_compile_prefix} eq "") {
1190 my $verstr = `uname -r`;
1191 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1192 ($mi2) = $mi2 =~ /(\d+)/;
1193 my $ver = $ma*10000 + $mi1*100 + $mi2;
1194 if ($ver < $minver) {
1195 $disabled{afalg} = "too-old-kernel";
1197 push @{$config{engdirs}}, "afalg";
1201 $disabled{afalg} = "not-linux";
1204 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalg});
1206 # If we use the unified build, collect information from build.info files
1207 my %unified_info = ();
1209 if ($builder eq "unified") {
1210 # Store the name of the template file we will build the build file from
1211 # in %config. This may be useful for the build file itself.
1212 my $build_file_template =
1213 catfile($srcdir, "Configurations",
1214 $builder_platform."-".$target{build_file}.".tmpl");
1215 $build_file_template =
1216 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1217 if (! -f $build_file_template);
1218 $config{build_file_template} = $build_file_template;
1220 use lib catdir(dirname(__FILE__),"util");
1221 use with_fallback qw(Text::Template);
1226 my $relativeto = shift || ".";
1228 $dir = catdir($base,$dir) unless isabsolute($dir);
1230 # Make sure the directories we're building in exists
1233 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1234 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1241 my $relativeto = shift || ".";
1243 $file = catfile($base,$file) unless isabsolute($file);
1245 my $d = dirname($file);
1246 my $f = basename($file);
1248 # Make sure the directories we're building in exists
1251 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1252 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1256 my @build_infos = ( [ ".", "build.info" ] );
1257 foreach (@{$config{dirs}}) {
1258 push @build_infos, [ $_, "build.info" ]
1259 if (-f catfile($srcdir, $_, "build.info"));
1261 foreach (@{$config{sdirs}}) {
1262 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1263 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1265 foreach (@{$config{engdirs}}) {
1266 push @build_infos, [ catdir("engines", $_), "build.info" ]
1267 if (-f catfile($srcdir, "engines", $_, "build.info"));
1270 $config{build_infos} = [ ];
1272 foreach (@build_infos) {
1273 my $sourced = catdir($srcdir, $_->[0]);
1274 my $buildd = catdir($blddir, $_->[0]);
1279 # The basic things we're trying to build
1286 my @intermediates = ();
1294 my %sharednames = ();
1297 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1298 my $template = Text::Template->new(TYPE => 'FILE',
1299 SOURCE => catfile($sourced, $f));
1300 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1303 $template->fill_in(HASH => { config => \%config,
1305 disabled => \%disabled,
1306 builddir => abs2rel($buildd, $blddir),
1307 sourcedir => abs2rel($sourced, $blddir),
1308 buildtop => abs2rel($blddir, $blddir),
1309 sourcetop => abs2rel($srcdir, $blddir) },
1310 DELIMITERS => [ "{-", "-}" ]);
1312 # The top item of this stack has the following values
1313 # -2 positive already run and we found ELSE (following ELSIF should fail)
1314 # -1 positive already run (skip until ENDIF)
1315 # 0 negatives so far (if we're at a condition, check it)
1316 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1317 # 2 positive ELSE (following ELSIF should fail)
1319 collect_information(
1320 collect_from_array([ @text ],
1321 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1322 $l1 =~ s/\\$//; $l1.$l2 }),
1323 # Info we're looking for
1324 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1325 => sub { push @skip, !! $1; },
1326 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1327 => sub { die "ELSIF out of scope" if ! @skip;
1328 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1329 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1330 $skip[$#skip] = !! $1
1331 if $skip[$#skip] == 0; },
1333 => sub { die "ELSE out of scope" if ! @skip;
1334 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1335 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1337 => sub { die "ENDIF out of scope" if ! @skip;
1339 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1340 => sub { push @programs, split(/\s+/, $1)
1341 if !@skip || $skip[$#skip] > 0 },
1342 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1343 => sub { push @libraries, split(/\s+/, $1)
1344 if !@skip || $skip[$#skip] > 0 },
1345 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1346 => sub { push @engines, split(/\s+/, $1)
1347 if !@skip || $skip[$#skip] > 0 },
1348 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1349 => sub { push @scripts, split(/\s+/, $1)
1350 if !@skip || $skip[$#skip] > 0 },
1351 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1352 => sub { push @extra, split(/\s+/, $1)
1353 if !@skip || $skip[$#skip] > 0 },
1354 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1355 => sub { push @overrides, split(/\s+/, $1)
1356 if !@skip || $skip[$#skip] > 0 },
1358 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1359 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1360 if !@skip || $skip[$#skip] > 0 },
1361 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1362 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1363 if !@skip || $skip[$#skip] > 0 },
1364 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1365 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1366 if !@skip || $skip[$#skip] > 0 },
1367 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1368 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1369 if !@skip || $skip[$#skip] > 0 },
1370 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1371 => sub { push @{$generate{$1}}, $2
1372 if !@skip || $skip[$#skip] > 0 },
1373 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1374 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1375 if !@skip || $skip[$#skip] > 0 },
1376 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1377 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1378 if !@skip || $skip[$#skip] > 0 },
1379 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1381 my $lineiterator = shift;
1382 my $target_kind = $1;
1383 while (defined $lineiterator->()) {
1385 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1386 die "ENDRAW doesn't match BEGINRAW"
1387 if $1 ne $target_kind;
1390 next if @skip && $skip[$#skip] <= 0;
1392 if ($target_kind eq $target{build_file}
1393 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1396 qr/^(?:#.*|\s*)$/ => sub { },
1397 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1399 die "runaway IF?" if (@skip);
1401 foreach (keys %renames) {
1402 die "$_ renamed to more than one thing: "
1403 ,join(" ", @{$renames{$_}}),"\n"
1404 if scalar @{$renames{$_}} > 1;
1405 my $dest = cleanfile($buildd, $_, $blddir);
1406 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1407 die "$dest renamed to more than one thing: "
1408 ,$unified_info{rename}->{$dest}, $to
1409 unless !defined($unified_info{rename}->{$dest})
1410 or $unified_info{rename}->{$dest} eq $to;
1411 $unified_info{rename}->{$dest} = $to;
1414 foreach (@programs) {
1415 my $program = cleanfile($buildd, $_, $blddir);
1416 if ($unified_info{rename}->{$program}) {
1417 $program = $unified_info{rename}->{$program};
1419 $unified_info{programs}->{$program} = 1;
1422 foreach (@libraries) {
1423 my $library = cleanfile($buildd, $_, $blddir);
1424 if ($unified_info{rename}->{$library}) {
1425 $library = $unified_info{rename}->{$library};
1427 $unified_info{libraries}->{$library} = 1;
1430 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1431 ENGINES can only be used if configured with 'dynamic-engine'.
1432 This is usually a fault in a build.info file.
1434 foreach (@engines) {
1435 my $library = cleanfile($buildd, $_, $blddir);
1436 if ($unified_info{rename}->{$library}) {
1437 $library = $unified_info{rename}->{$library};
1439 $unified_info{engines}->{$library} = 1;
1442 foreach (@scripts) {
1443 my $script = cleanfile($buildd, $_, $blddir);
1444 if ($unified_info{rename}->{$script}) {
1445 $script = $unified_info{rename}->{$script};
1447 $unified_info{scripts}->{$script} = 1;
1451 my $extra = cleanfile($buildd, $_, $blddir);
1452 $unified_info{extra}->{$extra} = 1;
1455 foreach (@overrides) {
1456 my $override = cleanfile($buildd, $_, $blddir);
1457 $unified_info{overrides}->{$override} = 1;
1460 push @{$unified_info{rawlines}}, @rawlines;
1462 unless ($disabled{shared}) {
1463 # Check sharednames.
1464 foreach (keys %sharednames) {
1465 my $dest = cleanfile($buildd, $_, $blddir);
1466 if ($unified_info{rename}->{$dest}) {
1467 $dest = $unified_info{rename}->{$dest};
1469 die "shared_name for $dest with multiple values: "
1470 ,join(" ", @{$sharednames{$_}}),"\n"
1471 if scalar @{$sharednames{$_}} > 1;
1472 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1473 die "shared_name found for a library $dest that isn't defined\n"
1474 unless $unified_info{libraries}->{$dest};
1475 die "shared_name for $dest with multiple values: "
1476 ,$unified_info{sharednames}->{$dest}, ", ", $to
1477 unless !defined($unified_info{sharednames}->{$dest})
1478 or $unified_info{sharednames}->{$dest} eq $to;
1479 $unified_info{sharednames}->{$dest} = $to;
1482 # Additionally, we set up sharednames for libraries that don't
1483 # have any, as themselves.
1484 foreach (keys %{$unified_info{libraries}}) {
1485 if (!defined $unified_info{sharednames}->{$_}) {
1486 $unified_info{sharednames}->{$_} = $_
1491 foreach (keys %ordinals) {
1493 my $ddest = cleanfile($buildd, $_, $blddir);
1494 if ($unified_info{rename}->{$ddest}) {
1495 $ddest = $unified_info{rename}->{$ddest};
1497 foreach (@{$ordinals{$dest}}) {
1498 my %known_ordinals =
1501 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1503 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1505 my $o = $known_ordinals{$_};
1506 die "Ordinals for $ddest defined more than once\n"
1507 if $unified_info{ordinals}->{$ddest};
1508 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1512 foreach (keys %sources) {
1514 my $ddest = cleanfile($buildd, $_, $blddir);
1515 if ($unified_info{rename}->{$ddest}) {
1516 $ddest = $unified_info{rename}->{$ddest};
1518 foreach (@{$sources{$dest}}) {
1519 my $s = cleanfile($sourced, $_, $blddir);
1521 # If it isn't in the source tree, we assume it's generated
1524 $s = cleanfile($buildd, $_, $blddir);
1526 # We recognise C and asm files
1527 if ($s =~ /\.[csS]\b$/) {
1528 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1529 $o = cleanfile($buildd, $o, $blddir);
1530 $unified_info{sources}->{$ddest}->{$o} = 1;
1531 $unified_info{sources}->{$o}->{$s} = 1;
1533 $unified_info{sources}->{$ddest}->{$s} = 1;
1538 foreach (keys %generate) {
1540 my $ddest = cleanfile($buildd, $_, $blddir);
1541 if ($unified_info{rename}->{$ddest}) {
1542 $ddest = $unified_info{rename}->{$ddest};
1544 die "more than one generator for $dest: "
1545 ,join(" ", @{$generate{$_}}),"\n"
1546 if scalar @{$generate{$_}} > 1;
1547 my @generator = split /\s+/, $generate{$dest}->[0];
1548 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1549 $unified_info{generate}->{$ddest} = [ @generator ];
1552 foreach (keys %depends) {
1554 my $ddest = cleanfile($buildd, $_, $blddir);
1555 if ($unified_info{rename}->{$ddest}) {
1556 $ddest = $unified_info{rename}->{$ddest};
1558 foreach (@{$depends{$dest}}) {
1559 my $d = cleanfile($sourced, $_, $blddir);
1561 # If we know it's generated, or assume it is because we can't
1562 # find it in the source tree, we set file we depend on to be
1563 # in the build tree rather than the source tree, and assume
1564 # and that there are lines to build it in a BEGINRAW..ENDRAW
1565 # section or in the Makefile template.
1567 || !(grep { $d eq $_ }
1568 map { cleanfile($srcdir, $_, $blddir) }
1569 (@generated_headers, @generated_by_make_headers))) {
1570 $d = cleanfile($buildd, $_, $blddir);
1572 # Take note if the file to depend on is being renamed
1573 if ($unified_info{rename}->{$d}) {
1574 $d = $unified_info{rename}->{$d};
1576 $unified_info{depends}->{$ddest}->{$d} = 1;
1577 # If we depend on a header file, let's make sure it
1580 my $i = dirname($d);
1581 push @{$unified_info{includes}->{$ddest}}, $i
1582 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1587 foreach (keys %includes) {
1589 my $ddest = cleanfile($buildd, $_, $blddir);
1590 if ($unified_info{rename}->{$ddest}) {
1591 $ddest = $unified_info{rename}->{$ddest};
1593 foreach (@{$includes{$dest}}) {
1594 my $i = cleandir($sourced, $_, $blddir);
1595 push @{$unified_info{includes}->{$ddest}}, $i
1596 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1601 ### Make unified_info a bit more efficient
1602 # One level structures
1603 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1604 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1606 # Two level structures
1607 foreach my $l1 (("sources", "ldadd", "depends")) {
1608 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1609 $unified_info{$l1}->{$l2} =
1610 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1615 # For the schemes that need it, we provide the old *_obj configs
1616 # from the *_asm_obj ones
1617 foreach (grep /_(asm|aux)_src$/, keys %target) {
1619 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1620 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1623 # Write down our configuration where it fits #########################
1625 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1633 #use vars qw(\@ISA \@EXPORT);
1634 our \@ISA = qw(Exporter);
1635 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1638 print OUT "our %config = (\n";
1639 foreach (sort keys %config) {
1640 if (ref($config{$_}) eq "ARRAY") {
1641 print OUT " ", $_, " => [ ", join(", ",
1642 map { quotify("perl", $_) }
1643 @{$config{$_}}), " ],\n";
1645 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1652 print OUT "our %target = (\n";
1653 foreach (sort keys %target) {
1654 if (ref($target{$_}) eq "ARRAY") {
1655 print OUT " ", $_, " => [ ", join(", ",
1656 map { quotify("perl", $_) }
1657 @{$target{$_}}), " ],\n";
1659 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1666 print OUT "our \%available_protocols = (\n";
1667 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1668 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1673 print OUT "our \%disabled = (\n";
1674 foreach (sort keys %disabled) {
1675 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1681 print OUT "our %withargs = (\n";
1682 foreach (sort keys %withargs) {
1683 if (ref($withargs{$_}) eq "ARRAY") {
1684 print OUT " ", $_, " => [ ", join(", ",
1685 map { quotify("perl", $_) }
1686 @{$withargs{$_}}), " ],\n";
1688 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1695 if ($builder eq "unified") {
1700 if (ref $_ eq "ARRAY") {
1701 print OUT " "x$indent, "[\n";
1703 $recurse->($indent + 4, $_);
1705 print OUT " "x$indent, "],\n";
1706 } elsif (ref $_ eq "HASH") {
1708 print OUT " "x$indent, "{\n";
1709 foreach (sort keys %h) {
1710 if (ref $h{$_} eq "") {
1711 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1713 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1714 $recurse->($indent + 8, $h{$_});
1717 print OUT " "x$indent, "},\n";
1719 print OUT " "x$indent, quotify("perl", $_), ",\n";
1723 print OUT "our %unified_info = (\n";
1724 foreach (sort keys %unified_info) {
1725 if (ref $unified_info{$_} eq "") {
1726 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1728 print OUT " "x4, quotify("perl", $_), " =>\n";
1729 $recurse->(8, $unified_info{$_});
1741 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1742 print "CC =$target{cc}\n";
1743 print "CFLAG =$target{cflags} $config{cflags}\n";
1744 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1745 print "LFLAG =$target{lflags}\n";
1746 print "PLIB_LFLAG =$target{plib_lflags}\n";
1747 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1748 print "APPS_OBJ =$target{apps_obj}\n";
1749 print "CPUID_OBJ =$target{cpuid_obj}\n";
1750 print "UPLINK_OBJ =$target{uplink_obj}\n";
1751 print "BN_ASM =$target{bn_obj}\n";
1752 print "EC_ASM =$target{ec_obj}\n";
1753 print "DES_ENC =$target{des_obj}\n";
1754 print "AES_ENC =$target{aes_obj}\n";
1755 print "BF_ENC =$target{bf_obj}\n";
1756 print "CAST_ENC =$target{cast_obj}\n";
1757 print "RC4_ENC =$target{rc4_obj}\n";
1758 print "RC5_ENC =$target{rc5_obj}\n";
1759 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1760 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1761 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1762 print "CMLL_ENC =$target{cmll_obj}\n";
1763 print "MODES_OBJ =$target{modes_obj}\n";
1764 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1765 print "CHACHA_ENC =$target{chacha_obj}\n";
1766 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1767 print "PROCESSOR =$config{processor}\n";
1768 print "RANLIB =$target{ranlib}\n";
1769 print "ARFLAGS =$target{arflags}\n";
1770 print "PERL =$config{perl}\n";
1772 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1773 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1774 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1775 print "BN_LLONG mode\n" if $config{bn_ll};
1776 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1778 for (@generated_headers) {
1779 mkpath(catdir($blddir, dirname($_)));
1780 run_dofile(catfile($blddir, $_),
1781 catfile($srcdir, $_.".in"));
1785 ### When the old "unixmake" scheme goes away, so does this function
1787 sub build_Makefile {
1788 run_dofile("Makefile","Makefile.in");
1790 # Copy all Makefile.in to Makefile (except top-level)
1799 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1800 my $in = IO::File->new($_, "r") or
1801 die sprintf "Error reading Makefile.in in %s: !$\n",
1803 my $out = IO::File->new("Makefile", "w") or
1804 die sprintf "Error writing Makefile in %s: !$\n",
1806 print $out "# Generated from $_, do not edit\n";
1807 while (my $line = <$in>) { print $out $line }
1809 die sprintf "Error reading Makefile.in in %s: !$\n",
1812 die sprintf "Error writing Makefile in %s: !$\n",
1821 run_dofile(catfile($blddir, $target{build_file}),
1822 $config{build_file_template},
1823 catfile($srcdir, "Configurations", "common.tmpl"));
1828 run_dofile("util/domd", "util/domd.in");
1829 chmod 0755, "util/domd";
1832 my $platform = shift;
1833 # The only reason we do this is to have something to build MINFO from
1836 # create the ms/version32.rc file if needed
1837 if ($platform ne "netware") {
1838 my ($v1, $v2, $v3, $v4);
1839 if ($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) {
1845 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1852 FILEVERSION $v1,$v2,$v3,$v4
1853 PRODUCTVERSION $v1,$v2,$v3,$v4
1860 FILEOS VOS__WINDOWS32
1864 BLOCK "StringFileInfo"
1869 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1870 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1871 VALUE "FileVersion", "$config{version}\\0"
1873 VALUE "InternalName", "libcrypto32\\0"
1874 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1876 VALUE "InternalName", "libssl32\\0"
1877 VALUE "OriginalFilename", "libssl32.dll\\0"
1879 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1880 VALUE "ProductVersion", "$config{version}\\0"
1882 //VALUE "Comments", "\\0"
1883 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1884 //VALUE "LegalTrademarks", "\\0"
1885 //VALUE "PrivateBuild", "\\0"
1886 //VALUE "SpecialBuild", "\\0"
1891 VALUE "Translation", 0x409, 0x4b0
1900 $builders{$builder}->($builder_platform, @builder_opts);
1904 Configured for $target.
1907 print <<"EOF" if ($disabled{threads} eq "unavailable");
1909 The library could not be configured for supporting multi-threaded
1910 applications as the compiler options required on this system are not known.
1911 See file INSTALL for details if you need multi-threading.
1914 print <<"EOF" if ($no_shared_warn);
1916 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1917 platform, so we will pretend you gave the option 'no-pic', which also disables
1918 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1919 or position independent code, please let us know (but please first make sure
1920 you have tried with a current version of OpenSSL).
1925 ######################################################################
1927 # Helpers and utility functions
1930 # Configuration file reading #########################################
1932 # Helper function to implement conditional inheritance depending on the
1933 # value of $disabled{asm}. Used in inherit_from values as follows:
1935 # inherit_from => [ "template", asm("asm_tmpl") ]
1940 $disabled{asm} ? () : @x;
1944 our $add_called = 0;
1945 # Helper function to implement adding values to already existing configuration
1946 # values. It handles elements that are ARRAYs, CODEs and scalars
1948 my $separator = shift;
1950 # If there's any ARRAY in the collection of values OR the separator
1951 # is undef, we will return an ARRAY of combined values, otherwise a
1952 # string of joined values with $separator as the separator.
1953 my $found_array = !defined($separator);
1958 while (ref($res) eq "CODE") {
1961 if (defined($res)) {
1962 if (ref($res) eq "ARRAY") {
1978 join($separator, grep { defined($_) && $_ ne "" } @values);
1982 my $separator = " ";
1983 if (ref($_[$#_]) eq "HASH") {
1985 $separator = $opts->{separator};
1988 sub { _add($separator, @x, @_) };
1991 my $separator = " ";
1992 if (ref($_[$#_]) eq "HASH") {
1994 $separator = $opts->{separator};
1997 sub { _add($separator, @_, @x) };
2000 # configuration reader, evaluates the input file as a perl script and expects
2001 # it to fill %targets with target configurations. Those are then added to
2005 open(CONFFILE, "< $fname")
2006 or die "Can't open configuration file '$fname'!\n";
2009 my $content = <CONFFILE>;
2014 local %table = %::table; # Protect %table from tampering
2020 # For each target, check that it's configured with a hash table.
2021 foreach (keys %targets) {
2022 if (ref($targets{$_}) ne "HASH") {
2023 if (ref($targets{$_}) eq "") {
2024 warn "Deprecated target configuration for $_, ignoring...\n";
2026 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2028 delete $targets{$_};
2032 %table = (%table, %targets);
2036 # configuration resolver. Will only resolve all the lazy evalutation
2037 # codeblocks for the chozen target and all those it inherits from,
2039 sub resolve_config {
2041 my @breadcrumbs = @_;
2043 my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2045 if (grep { $_ eq $target } @breadcrumbs) {
2046 die "inherit_from loop! target backtrace:\n "
2047 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2050 if (!defined($table{$target})) {
2051 warn "Warning! target $target doesn't exist!\n";
2054 # Recurse through all inheritances. They will be resolved on the
2055 # fly, so when this operation is done, they will all just be a
2056 # bunch of attributes with string values.
2057 # What we get here, though, are keys with references to lists of
2058 # the combined values of them all. We will deal with lists after
2059 # this stage is done.
2060 my %combined_inheritance = ();
2061 if ($table{$target}->{inherit_from}) {
2063 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2064 foreach (@inherit_from) {
2065 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2067 # 'template' is a marker that's considered private to
2068 # the config that had it.
2069 delete $inherited_config{template};
2072 if (!$combined_inheritance{$_}) {
2073 $combined_inheritance{$_} = [];
2075 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2076 } keys %inherited_config;
2080 # We won't need inherit_from in this target any more, since we've
2081 # resolved all the inheritances that lead to this
2082 delete $table{$target}->{inherit_from};
2084 # Now is the time to deal with those lists. Here's the place to
2085 # decide what shall be done with those lists, all based on the
2086 # values of the target we're currently dealing with.
2087 # - If a value is a coderef, it will be executed with the list of
2088 # inherited values as arguments.
2089 # - If the corresponding key doesn't have a value at all or is the
2090 # emoty string, the inherited value list will be run through the
2091 # default combiner (below), and the result becomes this target's
2093 # - Otherwise, this target's value is assumed to be a string that
2094 # will simply override the inherited list of values.
2095 my $default_combiner = add();
2098 map { $_ => 1 } (keys %combined_inheritance,
2099 keys %{$table{$target}});
2101 sub process_values {
2103 my $inherited = shift; # Always a [ list ]
2109 while(ref($object) eq "CODE") {
2110 $object = $object->(@$inherited);
2112 if (!defined($object)) {
2115 elsif (ref($object) eq "ARRAY") {
2116 local $add_called; # To make sure recursive calls don't affect it
2117 return [ map { process_values($_, $inherited, $target, $entry) }
2119 } elsif (ref($object) eq "") {
2122 die "cannot handle reference type ",ref($object)
2123 ," found in target ",$target," -> ",$entry,"\n";
2127 foreach (sort keys %all_keys) {
2128 my $previous = $combined_inheritance{$_};
2130 # Current target doesn't have a value for the current key?
2131 # Assign it the default combiner, the rest of this loop body
2132 # will handle it just like any other coderef.
2133 if (!exists $table{$target}->{$_}) {
2134 $table{$target}->{$_} = $default_combiner;
2137 $table{$target}->{$_} = process_values($table{$target}->{$_},
2138 $combined_inheritance{$_},
2140 unless(defined($table{$target}->{$_})) {
2141 delete $table{$target}->{$_};
2143 if ($extra_checks &&
2144 $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2145 warn "$_ got replaced in $target\n";
2149 # Finally done, return the result.
2150 return %{$table{$target}};
2155 print STDERR $usage;
2156 print STDERR "\npick os/compiler from:\n";
2160 foreach $i (sort keys %table)
2162 next if $table{$i}->{template};
2163 next if $i =~ /^debug/;
2164 $k += length($i) + 1;
2170 print STDERR $i . " ";
2172 foreach $i (sort keys %table)
2174 next if $table{$i}->{template};
2175 next if $i !~ /^debug/;
2176 $k += length($i) + 1;
2182 print STDERR $i . " ";
2184 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2193 unlink $out || warn "Can't remove $out, $!"
2195 foreach (@templates) {
2196 die "Can't open $_, $!" unless -f $_;
2198 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2199 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2202 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2205 # Configuration printer ##############################################
2207 sub print_table_entry
2210 my %target = resolve_config($target);
2213 # Don't print the templates
2214 return if $target{template};
2251 "shared_extension_simple",
2252 "shared_import_extension",
2263 if ($type eq "TABLE") {
2265 print "*** $target\n";
2266 foreach (@sequence) {
2267 if (ref($target{$_}) eq "ARRAY") {
2268 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2270 printf "\$%-12s = %s\n", $_, $target{$_};
2273 } elsif ($type eq "HASH") {
2275 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2276 print " '$target' => {\n";
2277 foreach (@sequence) {
2279 if (ref($target{$_}) eq "ARRAY") {
2280 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2282 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2290 # Utility routines ###################################################
2292 # On VMS, if the given file is a logical name, File::Spec::Functions
2293 # will consider it an absolute path. There are cases when we want a
2294 # purely syntactic check without checking the environment.
2298 # On non-platforms, we just use file_name_is_absolute().
2299 return file_name_is_absolute($file) unless $^O eq "VMS";
2301 # If the file spec includes a device or a directpry spec,
2302 # file_name_is_absolute() is perfectly safe.
2303 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2305 # Here, we know the given file spec isn't absolute
2309 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2310 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2311 # realpath() requires that at least all path components except the last is an
2312 # existing directory. On VMS, the last component of the directory spec must
2317 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2318 # will return the volume name for the device, no matter what. Also,
2319 # it will return an incorrect directory spec if the argument is a
2320 # directory that doesn't exist.
2322 return rel2abs($dir);
2325 # We use realpath() on Unix, since no other will properly clean out
2327 use Cwd qw/realpath/;
2329 return realpath($dir);
2336 foreach $path (split /:/, $ENV{PATH})
2338 if (-f "$path/$name$target{exe_extension}" and -x _)
2340 return "$path/$name$target{exe_extension}" unless ($name eq "perl" and
2341 system("$path/$name$target{exe_extension} -e " . '\'exit($]<5.0);\''));
2348 perl => sub { my $x = shift;
2349 $x =~ s/([\\\$\@"])/\\$1/g;
2350 return '"'.$x.'"'; },
2354 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2356 map { $processor->($_); } @_;
2359 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2360 # $filename is a file name to read from
2361 # $line_concat_cond_re is a regexp detecting a line continuation ending
2362 # $line_concat is a CODEref that takes care of concatenating two lines
2363 sub collect_from_file {
2364 my $filename = shift;
2365 my $line_concat_cond_re = shift;
2366 my $line_concat = shift;
2368 open my $fh, $filename || die "unable to read $filename: $!\n";
2370 my $saved_line = "";
2374 if (defined $line_concat) {
2375 $_ = $line_concat->($saved_line, $_);
2378 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2384 die "$filename ending with continuation line\n" if $_;
2390 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2391 # $array is an ARRAYref of lines
2392 # $line_concat_cond_re is a regexp detecting a line continuation ending
2393 # $line_concat is a CODEref that takes care of concatenating two lines
2394 sub collect_from_array {
2396 my $line_concat_cond_re = shift;
2397 my $line_concat = shift;
2398 my @array = (@$array);
2401 my $saved_line = "";
2403 while (defined($_ = shift @array)) {
2405 if (defined $line_concat) {
2406 $_ = $line_concat->($saved_line, $_);
2409 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2415 die "input text ending with continuation line\n" if $_;
2420 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2421 # $lineiterator is a CODEref that delivers one line at a time.
2422 # All following arguments are regex/CODEref pairs, where the regexp detects a
2423 # line and the CODEref does something with the result of the regexp.
2424 sub collect_information {
2425 my $lineiterator = shift;
2426 my %collectors = @_;
2428 while(defined($_ = $lineiterator->())) {
2431 foreach my $re (keys %collectors) {
2432 if ($re ne "OTHERWISE" && /$re/) {
2433 $collectors{$re}->($lineiterator);
2437 if ($collectors{"OTHERWISE"}) {
2438 $collectors{"OTHERWISE"}->($lineiterator, $_)
2439 unless $found || !defined $collectors{"OTHERWISE"};