4 ## Configure -- OpenSSL source tree configuration script
9 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
10 use File::Path qw/mkpath/;
12 # see INSTALL for instructions.
14 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";
18 # --config add the given configuration file, which will be read after
19 # any "Configurations*" files that are found in the same
20 # directory as this script.
21 # --prefix prefix for the OpenSSL installation, which includes the
22 # directories bin, lib, include, share/man, share/doc/openssl
23 # This becomes the value of INSTALLTOP in Makefile
24 # (Default: /usr/local)
25 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
26 # If it's a relative directory, it will be added on the directory
27 # given with --prefix.
28 # This becomes the value of OPENSSLDIR in Makefile and in C.
29 # (Default: PREFIX/ssl)
31 # --cross-compile-prefix Add specified prefix to binutils components.
33 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
34 # interfaces deprecated as of the specified OpenSSL version.
36 # no-hw-xxx do not compile support for specific crypto hardware.
37 # Generic OpenSSL-style methods relating to this support
38 # are always compiled but return NULL if the hardware
39 # support isn't compiled.
40 # no-hw do not compile support for any crypto hardware.
41 # [no-]threads [don't] try to create a library that is suitable for
42 # multithreaded applications (default is "threads" if we
44 # [no-]shared [don't] try to create shared libraries when supported.
45 # [no-]pic [don't] try to build position independent code when supported.
46 # If disabled, it also disables shared and dynamic-engine.
47 # no-asm do not use assembler
48 # no-dso do not compile in any native shared-library methods. This
49 # will ensure that all methods just return NULL.
50 # no-egd do not compile support for the entropy-gathering daemon APIs
51 # [no-]zlib [don't] compile support for zlib compression.
52 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
53 # library and will be loaded in run-time by the OpenSSL library.
54 # sctp include SCTP support
55 # 386 generate 80386 code
56 # enable-weak-ssl-ciphers
57 # Enable weak ciphers that are disabled by default. This currently
58 # only includes RC4 based ciphers.
59 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
60 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
61 # -<xxx> +<xxx> compiler options are passed through
63 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
64 # provided to stack calls. Generates unique stack functions for
65 # each possible stack type.
66 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
67 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
68 # Following are set automatically by this script
70 # MD5_ASM use some extra md5 assember,
71 # SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
72 # RMD160_ASM use some extra ripemd160 assember,
73 # SHA256_ASM sha256_block is implemented in assembler
74 # SHA512_ASM sha512_block is implemented in assembler
75 # AES_ASM ASE_[en|de]crypt is implemented in assembler
77 # Minimum warning options... any contributions to OpenSSL should at least get
80 my $gcc_devteam_warn = "-DPEDANTIC -DREF_DEBUG -DDEBUG_UNUSED -DBIO_DEBUG"
85 . " -Wmissing-prototypes"
92 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
93 # TODO(openssl-team): fix problems and investigate if (at least) the
94 # following warnings can also be enabled:
98 # -Wlanguage-extension-token -- no, we use asm()
99 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
100 # -Wextended-offsetof -- no, needed in CMS ASN1 code
101 my $clang_devteam_warn = ""
102 . " -Qunused-arguments"
104 . " -Wno-unused-parameter"
105 . " -Wno-missing-field-initializers"
106 . " -Wno-language-extension-token"
107 . " -Wno-extended-offsetof"
108 . " -Wconditional-uninitialized"
109 . " -Wincompatible-pointer-types-discards-qualifiers"
110 . " -Wmissing-variable-declarations"
113 # This adds backtrace information to the memory leak info. Is only used
114 # when crypto-mdebug-backtrace is enabled.
115 my $memleak_devteam_backtrace = "-rdynamic";
117 my $strict_warnings = 0;
119 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
120 # which would cover all BSD flavors. -pthread applies to them all,
121 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
122 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
123 # which has to be accompanied by explicit -D_THREAD_SAFE and
124 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
125 # seems to be sufficient?
126 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
129 # API compability name to version number mapping.
131 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
133 "1.1.0" => "0x10100000L",
134 "1.0.0" => "0x10000000L",
135 "0.9.8" => "0x00908000L",
142 # Forward declarations ###############################################
144 # read_config(filename)
146 # Reads a configuration file and populates %table with the contents
147 # (which the configuration file places in %targets).
150 # resolve_config(target)
152 # Resolves all the late evalutations, inheritances and so on for the
153 # chosen target and any target it inherits from.
157 # Information collection #############################################
159 # Unified build supports separate build dir
160 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
161 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
162 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
164 $config{sourcedir} = abs2rel($srcdir);
165 $config{builddir} = abs2rel($blddir);
167 # Collect version numbers
168 $config{version} = "unknown";
169 $config{version_num} = "unknown";
170 $config{shlib_version_number} = "unknown";
171 $config{shlib_version_history} = "unknown";
174 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
175 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
176 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
177 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
178 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
180 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
182 ($config{major}, $config{minor})
183 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
184 ($config{shlib_major}, $config{shlib_minor})
185 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
186 die "erroneous version information in opensslv.h: ",
187 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
188 if ($config{major} eq "" || $config{minor} eq ""
189 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
191 # Collect target configurations
193 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
194 foreach (sort glob($pattern) ) {
199 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
202 $config{openssldir}="";
203 $config{processor}="";
205 $config{cross_compile_prefix}="";
206 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
207 my $nofipscanistercheck=0;
208 $config{baseaddr}="0xFB00000";
209 my $auto_threads=1; # enable threads automatically? true by default
213 # Top level directories to build
214 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
215 # crypto/ subdirectories to build
218 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
219 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
220 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
221 "buffer", "bio", "stack", "lhash", "rand", "err",
222 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
223 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
226 # Known TLS and DTLS protocols
227 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
228 my @dtls = qw(dtls1 dtls1_2);
230 # Explicitelly known options that are possible to disable. They can
231 # be regexps, and will be used like this: /^no-${option}$/
232 # For developers: keep it sorted alphabetically
251 "crypto-mdebug-backtrace",
265 "ec_nistp_64_gcc_128",
320 foreach my $proto ((@tls, @dtls))
322 push(@disablables, $proto);
323 push(@disablables, "$proto-method");
326 my @deprecated_disablables = (
330 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
332 our %disabled = ( # "what" => "comment"
333 "ec_nistp_64_gcc_128" => "default",
338 "shared" => "default",
339 "ssl-trace" => "default",
341 "ssl3-method" => "default",
342 "unit-test" => "default",
343 "weak-ssl-ciphers" => "default",
345 "zlib-dynamic" => "default",
346 "crypto-mdebug" => "default",
347 "heartbeats" => "default",
350 # Note: => pair form used for aesthetics, not to truly make a hash table
351 my @disable_cascades = (
352 # "what" => [ "cascade", ... ]
353 sub { $config{processor} eq "386" }
356 "ssl3-method" => [ "ssl3" ],
357 "zlib" => [ "zlib-dynamic" ],
359 "ec" => [ "ecdsa", "ecdh" ],
361 "dgram" => [ "dtls", "sctp" ],
364 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
365 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
366 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
368 # Additionally, SSL 3.0 requires either RSA or DSA+DH
370 && ($disabled{dsa} || $disabled{dh}); }
373 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
374 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
375 # (XXX: We don't support PSK-only builds).
377 && ($disabled{dsa} || $disabled{dh})
378 && ($disabled{ecdsa} || $disabled{ecdh}); }
379 => [ "tls1", "tls1_1", "tls1_2",
380 "dtls1", "dtls1_2" ],
384 # SRP and HEARTBEATS require TLSEXT
385 "tlsext" => [ "srp", "heartbeats" ],
387 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
389 # Without DSO, we can't load dynamic engines, so don't build them dynamic
390 "dso" => [ "dynamic-engine" ],
392 # Without position independent code, there can be no shared libraries or DSOs
393 "pic" => [ "shared" ],
394 "shared" => [ "dynamic-engine" ],
395 "engine" => [ "afalgeng" ],
396 "comp" => [ "zlib" ],
399 # Avoid protocol support holes. Also disable all versions below N, if version
400 # N is disabled while N+1 is enabled.
402 my @list = (reverse @tls);
403 while ((my $first, my $second) = (shift @list, shift @list)) {
405 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
407 unshift @list, $second;
409 my @list = (reverse @dtls);
410 while ((my $first, my $second) = (shift @list, shift @list)) {
412 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
414 unshift @list, $second;
417 # Explicit "no-..." options will be collected in %disabled along with the defaults.
418 # To remove something from %disabled, use "enable-foo".
419 # For symmetry, "disable-foo" is a synonym for "no-foo".
421 my @generated_headers = (
422 "include/openssl/opensslconf.h",
423 "crypto/include/internal/bn_conf.h",
424 "crypto/include/internal/dso_conf.h"
427 my @generated_by_make_headers = (
434 &usage if ($#ARGV < 0);
438 $config{openssl_api_defines}=[];
439 $config{openssl_algorithm_defines}=[];
440 $config{openssl_thread_defines}=[];
441 $config{openssl_sys_defines}=[];
442 $config{openssl_other_defines}=[];
446 $config{build_type} = "release";
452 if (grep /^reconf(igure)?$/, @argvcopy) {
453 if (-f "./configdata.pm") {
454 my $file = "./configdata.pm";
455 unless (my $return = do $file) {
456 die "couldn't parse $file: $@" if $@;
457 die "couldn't do $file: $!" unless defined $return;
458 die "couldn't run $file" unless $return;
461 @argvcopy = defined($configdata::config{perlargv}) ?
462 @{$configdata::config{perlargv}} : ();
463 die "Incorrect data to reconfigure, please do a normal configuration\n"
464 if (grep(/^reconf/,@argvcopy));
465 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
466 if defined($configdata::config{cross_compile_prefix});
467 $ENV{CROSS_COMPILE} = $configdata::config{cc}
468 if defined($configdata::config{cc});
470 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
471 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
472 if $ENV{CROSS_COMPILE};
473 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
474 } elsif (open IN, "<Makefile") {
476 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
477 # centered information gathering the reading configdata.pm
481 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
482 # Older form, we split the string and hope for the best
483 @argvcopy = split /\s+/, $_;
484 die "Incorrect data to reconfigure, please do a normal configuration\n"
485 if (grep(/^reconf/,@argvcopy));
486 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
487 $ENV{CROSS_COMPILE}=$1;
488 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
493 # END OF TEMPORARY SECTION
496 die "Insufficient data to reconfigure, please do a normal configuration\n";
500 $config{perlargv} = [ @argvcopy ];
502 my %unsupported_options = ();
503 my %deprecated_options = ();
506 # VMS is a case insensitive environment, and depending on settings
507 # out of our control, we may receive options uppercased. Let's
508 # downcase at least the part before any equal sign.
513 s /^-no-/no-/; # some people just can't read the instructions
515 # rewrite some options in "enable-..." form
516 s /^-?-?shared$/enable-shared/;
517 s /^sctp$/enable-sctp/;
518 s /^threads$/enable-threads/;
519 s /^zlib$/enable-zlib/;
520 s /^zlib-dynamic$/enable-zlib-dynamic/;
522 if (/^(no|disable|enable)-(.+)$/)
525 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
527 $deprecated_options{$_} = 1;
530 elsif (!grep { $word =~ /^${_}$/ } @disablables)
532 $unsupported_options{$_} = 1;
536 if (/^no-(.+)$/ || /^disable-(.+)$/)
538 foreach my $proto ((@tls, @dtls))
540 if ($1 eq "$proto-method")
542 $disabled{"$proto"} = "option($proto-method)";
548 foreach my $proto (@dtls)
550 $disabled{$proto} = "option(dtls)";
555 # Last one of its kind
556 $disabled{"ssl3"} = "option(ssl)";
560 # XXX: Tests will fail if all SSL/TLS
561 # protocols are disabled.
562 foreach my $proto (@tls)
564 $disabled{$proto} = "option(tls)";
567 elsif ($1 eq "static-engine")
569 delete $disabled{"dynamic-engine"};
571 elsif ($1 eq "dynamic-engine")
573 $disabled{"dynamic-engine"} = "option";
577 $disabled{$1} = "option";
579 # No longer an automatic choice
580 $auto_threads = 0 if ($1 eq "threads");
582 elsif (/^enable-(.+)$/)
584 if ($1 eq "static-engine")
586 $disabled{"dynamic-engine"} = "option";
588 elsif ($1 eq "dynamic-engine")
590 delete $disabled{"dynamic-engine"};
592 elsif ($1 eq "zlib-dynamic")
594 delete $disabled{"zlib"};
597 delete $disabled{$algo};
599 # No longer an automatic choice
600 $auto_threads = 0 if ($1 eq "threads");
602 elsif (/^--strict-warnings$/)
604 $strict_warnings = 1;
608 $config{build_type} = "debug";
610 elsif (/^--release$/)
612 $config{build_type} = "release";
615 { $config{processor}=386; }
622 # No RSAref support any more since it's not needed.
623 # The check for the option is there so scripts aren't
626 elsif (/^nofipscanistercheck$/)
629 $nofipscanistercheck = 1;
637 elsif (/^--prefix=(.*)$/)
640 die "Directory given with --prefix MUST be absolute\n"
641 unless file_name_is_absolute($config{prefix});
643 elsif (/^--api=(.*)$/)
647 elsif (/^--libdir=(.*)$/)
651 elsif (/^--openssldir=(.*)$/)
653 $config{openssldir}=$1;
655 elsif (/^--with-zlib-lib=(.*)$/)
657 $withargs{zlib_lib}=$1;
659 elsif (/^--with-zlib-include=(.*)$/)
661 $withargs{zlib_include}="-I$1";
663 elsif (/^--with-fipslibdir=(.*)$/)
665 $config{fipslibdir}="$1/";
667 elsif (/^--with-baseaddr=(.*)$/)
669 $config{baseaddr}="$1";
671 elsif (/^--cross-compile-prefix=(.*)$/)
673 $config{cross_compile_prefix}=$1;
675 elsif (/^--config=(.*)$/)
679 elsif (/^-[lL](.*)$/ or /^-Wl,/)
685 push @user_defines, $1;
687 else # common if (/^[-+]/), just pass down...
689 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
690 $user_cflags.=" ".$_;
695 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
698 unless ($_ eq $target || /^no-/ || /^disable-/)
700 # "no-..." follows later after implied disactivations
701 # have been derived. (Don't take this too seroiusly,
702 # we really only write OPTIONS to the Makefile out of
705 if ($config{options} eq "")
706 { $config{options} = $_; }
708 { $config{options} .= " ".$_; }
711 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
712 die "***** Unsupported api compatibility level: $config{api}\n",
715 if (keys %deprecated_options)
717 warn "***** Deprecated options: ",
718 join(", ", keys %deprecated_options), "\n";
720 if (keys %unsupported_options)
722 die "***** Unsupported options: ",
723 join(", ", keys %unsupported_options), "\n";
729 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
733 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
736 my @tocheckfor = (keys %disabled);
737 while (@tocheckfor) {
738 my %new_tocheckfor = ();
739 my @cascade_copy = (@disable_cascades);
740 while (@cascade_copy) {
741 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
742 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
744 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
745 } grep { !defined($disabled{$_}) } @$descendents;
748 @tocheckfor = (keys %new_tocheckfor);
751 if ($target eq "TABLE") {
752 foreach (sort keys %table) {
753 print_table_entry($_, "TABLE");
758 if ($target eq "LIST") {
759 foreach (sort keys %table) {
760 print $_,"\n" unless $table{$_}->{template};
765 if ($target eq "HASH") {
766 print "%table = (\n";
767 foreach (sort keys %table) {
768 print_table_entry($_, "HASH");
773 # Backward compatibility?
774 if ($target =~ m/^CygWin32(-.*)$/) {
775 $target = "Cygwin".$1;
778 foreach (sort (keys %disabled))
780 $config{options} .= " no-$_";
782 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
794 elsif (/^dynamic-engine$/)
796 elsif (/^makedepend$/)
798 elsif (/^zlib-dynamic$/)
804 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
805 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
806 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
811 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
813 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
814 || /^autoalginit/ || /^autoerrinit/)
816 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
817 print " OPENSSL_NO_$ALGO";
819 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
823 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
825 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
826 print " OPENSSL_NO_$ALGO";
828 # fix-up crypto/directory name(s)
829 $algo="whrlpool" if $algo eq "whirlpool";
830 $algo="ripemd" if $algo eq "rmd160";
831 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
840 print "Configuring for $target\n";
842 # Support for legacy targets having a name starting with 'debug-'
843 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
845 $config{build_type} = "debug";
847 # If we do not find debug-foo in the table, the target is set to foo.
848 if (!$table{$target}) {
852 $config{target} = $target;
853 my %target = resolve_config($target);
855 &usage if (!%target || $target{template});
857 %target = ( %{$table{DEFAULTS}}, %target );
859 $target{exe_extension}="";
860 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
861 || $config{target} =~ /^(?:Cygwin|mingw)/);
862 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
864 ($target{shared_extension_simple}=$target{shared_extension})
865 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
866 $target{dso_extension}=$target{shared_extension_simple};
867 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
868 if ($config{target} =~ /^(?:Cygwin|mingw)/);
871 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
872 if $config{cross_compile_prefix} eq "";
874 # Allow overriding the names of some tools. USE WITH CARE
875 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
876 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
877 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
878 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
879 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
881 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
882 # or release_ attributes.
883 # Do it in such a way that no spurious space is appended (hence the grep).
884 $config{defines} = [];
885 $config{cflags} = "";
886 $config{ex_libs} = "";
887 $config{shared_ldflag} = "";
889 # Make sure build_scheme is consistent.
890 $target{build_scheme} = [ $target{build_scheme} ]
891 if ref($target{build_scheme}) ne "ARRAY";
893 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
895 ###### If the user has chosen --classic, we give it to them.
896 ###### If they try that with an out-of-source config, we complain.
897 if ($target{build_scheme}->[0] eq "unified" && $classic) {
898 die "Can't perform a classic build out of source tree\n"
899 if $srcdir ne $blddir;
901 $target{build_scheme} = { unix => [ "unixmake" ],
903 VMS => undef } -> {$target{build_scheme}->[1]};
905 die "Classic mode unavailable on this platform\n"
906 unless defined($target{build_scheme});
909 my ($builder, $builder_platform, @builder_opts) =
910 @{$target{build_scheme}};
912 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
914 $config{cflags} .= " -mno-cygwin";
915 $config{shared_ldflag} .= " -mno-cygwin";
918 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
919 # minimally required architecture flags for assembly modules
920 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
921 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
924 my $no_shared_warn=0;
925 my $no_user_cflags=0;
926 my $no_user_defines=0;
928 # The DSO code currently always implements all functions so that no
929 # applications will have to worry about that from a compilation point
930 # of view. However, the "method"s may return zero unless that platform
931 # has support compiled in for them. Currently each method is enabled
932 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
933 # string entry into using the following logic;
934 if (!$disabled{dso} && $target{dso_scheme} ne "")
936 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
937 if ($target{dso_scheme} eq "DLFCN")
939 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
941 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
943 unshift @{$config{defines}}, "DSO_DLFCN";
947 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
951 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
957 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
958 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
962 # If threads aren't disabled, check how possible they are
963 unless ($disabled{threads}) {
965 # Enabled by default, disable it forcibly if unavailable
966 if ($target{thread_scheme} eq "(unknown)") {
967 $disabled{threads} = "unavailable";
970 # The user chose to enable threads explicitely, let's see
971 # if there's a chance that's possible
972 if ($target{thread_scheme} eq "(unknown)") {
973 # If the user asked for "threads" and we don't have internal
974 # knowledge how to do it, [s]he is expected to provide any
975 # system-dependent compiler options that are necessary. We
976 # can't truly check that the given options are correct, but
977 # we expect the user to know what [s]He is doing.
978 if ($no_user_cflags && $no_user_defines) {
979 die "You asked for multi-threading support, but didn't\n"
980 ,"provide any system-specific compiler options\n";
986 # If threads still aren't disabled, add a C macro to ensure the source
987 # code knows about it. Any other flag is taken care of by the configs.
988 unless($disabled{threads}) {
989 foreach (("defines", "openssl_thread_defines")) {
990 push @{$config{$_}}, "OPENSSL_THREADS";
994 # With "deprecated" disable all deprecated features.
995 if (defined($disabled{"deprecated"})) {
996 $config{api} = $maxapi;
999 if ($target{shared_target} eq "")
1002 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1004 $disabled{shared} = "no-shared-target";
1005 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1009 if ($disabled{"dynamic-engine"}) {
1010 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1011 $config{dynamic_engines} = 0;
1013 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1014 $config{dynamic_engines} = 1;
1021 # This saves the build files from having to check
1024 $target{shared_cflag} = $target{shared_ldflag} =
1025 $target{shared_rcflag} = "";
1029 push @{$config{defines}}, "OPENSSL_PIC";
1032 if ($target{sys_id} ne "")
1034 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1037 unless ($disabled{asm}) {
1038 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1039 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1041 # bn-586 is the only one implementing bn_*_part_words
1042 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1043 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1045 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1046 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1047 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1049 if ($config{fips}) {
1050 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1053 if ($target{sha1_asm_src}) {
1054 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1055 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1056 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1058 if ($target{md5_asm_src}) {
1059 push @{$config{defines}}, "MD5_ASM";
1061 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1062 if ($target{rmd160_asm_src}) {
1063 push @{$config{defines}}, "RMD160_ASM";
1065 if ($target{aes_asm_src}) {
1066 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1067 # aes-ctr.fake is not a real file, only indication that assembler
1068 # module implements AES_ctr32_encrypt...
1069 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1070 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1071 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1072 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1073 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1074 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1076 if ($target{wp_asm_src} =~ /mmx/) {
1077 if ($config{processor} eq "386") {
1078 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1079 } elsif (!$disabled{"whirlpool"}) {
1080 push @{$config{defines}}, "WHIRLPOOL_ASM";
1083 if ($target{modes_asm_src} =~ /ghash-/) {
1084 push @{$config{defines}}, "GHASH_ASM";
1086 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1087 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1089 if ($target{poly1305_asm_src} ne "") {
1090 push @{$config{defines}}, "POLY1305_ASM";
1094 my $ecc = $target{cc};
1095 if ($^O ne "VMS" && !$disabled{makedepend}) {
1096 # Is the compiler gcc or clang? $ecc is used below to see if
1097 # error-checking can be turned on.
1098 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1099 open(PIPE, "$ccpcc --version 2>&1 |");
1102 # Find the version number and save the major.
1103 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1104 my $compiler_major = $1;
1105 # We know that GNU C version 3 and up as well as all clang
1106 # versions support dependency generation
1107 $config{makedepprog} = $ccpcc
1108 if (/clang/ || (/gcc/ && $compiler_major > 3));
1109 $ecc = "clang" if /clang/;
1110 $ecc = "gcc" if /gcc/;
1111 last if ($config{makedepprog} || !$lines--);
1115 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1116 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1121 # Deal with bn_ops ###################################################
1124 $config{export_var_as_fn} =0;
1125 my $def_int="unsigned int";
1126 $config{rc4_int} =$def_int;
1127 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1130 foreach (sort split(/\s+/,$target{bn_ops})) {
1131 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1132 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1133 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1134 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1135 ($config{b64l},$config{b64},$config{b32})
1136 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1137 ($config{b64l},$config{b64},$config{b32})
1138 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1139 ($config{b64l},$config{b64},$config{b32})
1140 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1142 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1146 # Hack cflags for better warnings (dev option) #######################
1148 # "Stringify" the C flags string. This permits it to be made part of a string
1149 # and works as well on command lines.
1150 $config{cflags} =~ s/([\\\"])/\\$1/g;
1152 if (defined($config{api})) {
1153 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1154 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1155 push @{$config{defines}}, $apiflag;
1158 if ($strict_warnings)
1161 die "ERROR --strict-warnings requires gcc or clang"
1162 unless $ecc eq 'gcc' || $ecc eq 'clang';
1163 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1165 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1167 if ($ecc eq "clang")
1169 foreach $wopt (split /\s+/, $clang_devteam_warn)
1171 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1176 unless ($disabled{"crypto-mdebug-backtrace"})
1178 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1180 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1182 if ($target =~ /^BSD-/)
1184 $config{ex_libs} .= " -lexecinfo";
1188 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1189 else { $no_user_cflags=1; }
1190 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1191 else { $no_user_defines=1; }
1193 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1195 unless ($disabled{afalgeng}) {
1196 $config{afalgeng}="";
1197 if ($target =~ m/^linux/) {
1198 my $minver = 4*10000 + 1*100 + 0;
1199 if ($config{cross_compile_prefix} eq "") {
1200 my $verstr = `uname -r`;
1201 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1202 ($mi2) = $mi2 =~ /(\d+)/;
1203 my $ver = $ma*10000 + $mi1*100 + $mi2;
1204 if ($ver < $minver) {
1205 $disabled{afalgeng} = "too-old-kernel";
1207 push @{$config{engdirs}}, "afalg";
1210 $disabled{afalgeng} = "cross-compiling";
1213 $disabled{afalgeng} = "not-linux";
1217 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1219 # If we use the unified build, collect information from build.info files
1220 my %unified_info = ();
1222 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1223 if ($builder eq "unified") {
1224 # Store the name of the template file we will build the build file from
1225 # in %config. This may be useful for the build file itself.
1226 my $build_file_template =
1227 catfile($srcdir, "Configurations",
1228 $builder_platform."-".$target{build_file}.".tmpl");
1229 $build_file_template =
1230 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1231 if (! -f $build_file_template);
1232 $config{build_file_template} = $build_file_template;
1234 use lib catdir(dirname(__FILE__),"util");
1235 use with_fallback qw(Text::Template);
1240 my $relativeto = shift || ".";
1242 $dir = catdir($base,$dir) unless isabsolute($dir);
1244 # Make sure the directories we're building in exists
1247 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1248 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1255 my $relativeto = shift || ".";
1257 $file = catfile($base,$file) unless isabsolute($file);
1259 my $d = dirname($file);
1260 my $f = basename($file);
1262 # Make sure the directories we're building in exists
1265 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1266 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1270 my @build_infos = ( [ ".", "build.info" ] );
1271 foreach (@{$config{dirs}}) {
1272 push @build_infos, [ $_, "build.info" ]
1273 if (-f catfile($srcdir, $_, "build.info"));
1275 foreach (@{$config{sdirs}}) {
1276 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1277 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1279 foreach (@{$config{engdirs}}) {
1280 push @build_infos, [ catdir("engines", $_), "build.info" ]
1281 if (-f catfile($srcdir, "engines", $_, "build.info"));
1284 $config{build_infos} = [ ];
1286 foreach (@build_infos) {
1287 my $sourced = catdir($srcdir, $_->[0]);
1288 my $buildd = catdir($blddir, $_->[0]);
1293 # The basic things we're trying to build
1300 my @intermediates = ();
1308 my %sharednames = ();
1311 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1312 my $template = Text::Template->new(TYPE => 'FILE',
1313 SOURCE => catfile($sourced, $f));
1314 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1317 $template->fill_in(HASH => { config => \%config,
1319 disabled => \%disabled,
1320 builddir => abs2rel($buildd, $blddir),
1321 sourcedir => abs2rel($sourced, $blddir),
1322 buildtop => abs2rel($blddir, $blddir),
1323 sourcetop => abs2rel($srcdir, $blddir) },
1324 DELIMITERS => [ "{-", "-}" ]);
1326 # The top item of this stack has the following values
1327 # -2 positive already run and we found ELSE (following ELSIF should fail)
1328 # -1 positive already run (skip until ENDIF)
1329 # 0 negatives so far (if we're at a condition, check it)
1330 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1331 # 2 positive ELSE (following ELSIF should fail)
1333 collect_information(
1334 collect_from_array([ @text ],
1335 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1336 $l1 =~ s/\\$//; $l1.$l2 }),
1337 # Info we're looking for
1338 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1340 if (! @skip || $skip[$#skip] > 0) {
1346 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1347 => sub { die "ELSIF out of scope" if ! @skip;
1348 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1349 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1350 $skip[$#skip] = !! $1
1351 if $skip[$#skip] == 0; },
1353 => sub { die "ELSE out of scope" if ! @skip;
1354 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1355 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1357 => sub { die "ENDIF out of scope" if ! @skip;
1359 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1360 => sub { push @programs, split(/\s+/, $1)
1361 if !@skip || $skip[$#skip] > 0 },
1362 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1363 => sub { push @libraries, split(/\s+/, $1)
1364 if !@skip || $skip[$#skip] > 0 },
1365 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1366 => sub { push @engines, split(/\s+/, $1)
1367 if !@skip || $skip[$#skip] > 0 },
1368 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1369 => sub { push @scripts, split(/\s+/, $1)
1370 if !@skip || $skip[$#skip] > 0 },
1371 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1372 => sub { push @extra, split(/\s+/, $1)
1373 if !@skip || $skip[$#skip] > 0 },
1374 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1375 => sub { push @overrides, split(/\s+/, $1)
1376 if !@skip || $skip[$#skip] > 0 },
1378 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1379 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1380 if !@skip || $skip[$#skip] > 0 },
1381 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1382 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1383 if !@skip || $skip[$#skip] > 0 },
1384 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1385 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1386 if !@skip || $skip[$#skip] > 0 },
1387 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1388 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1389 if !@skip || $skip[$#skip] > 0 },
1390 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1391 => sub { push @{$generate{$1}}, $2
1392 if !@skip || $skip[$#skip] > 0 },
1393 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1394 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1395 if !@skip || $skip[$#skip] > 0 },
1396 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1397 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1398 if !@skip || $skip[$#skip] > 0 },
1399 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1401 my $lineiterator = shift;
1402 my $target_kind = $1;
1403 while (defined $lineiterator->()) {
1405 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1406 die "ENDRAW doesn't match BEGINRAW"
1407 if $1 ne $target_kind;
1410 next if @skip && $skip[$#skip] <= 0;
1412 if ($target_kind eq $target{build_file}
1413 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1416 qr/^(?:#.*|\s*)$/ => sub { },
1417 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1419 if ($buildinfo_debug) {
1420 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1421 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1425 if ($buildinfo_debug) {
1426 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1430 die "runaway IF?" if (@skip);
1432 foreach (keys %renames) {
1433 die "$_ renamed to more than one thing: "
1434 ,join(" ", @{$renames{$_}}),"\n"
1435 if scalar @{$renames{$_}} > 1;
1436 my $dest = cleanfile($buildd, $_, $blddir);
1437 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1438 die "$dest renamed to more than one thing: "
1439 ,$unified_info{rename}->{$dest}, $to
1440 unless !defined($unified_info{rename}->{$dest})
1441 or $unified_info{rename}->{$dest} eq $to;
1442 $unified_info{rename}->{$dest} = $to;
1445 foreach (@programs) {
1446 my $program = cleanfile($buildd, $_, $blddir);
1447 if ($unified_info{rename}->{$program}) {
1448 $program = $unified_info{rename}->{$program};
1450 $unified_info{programs}->{$program} = 1;
1453 foreach (@libraries) {
1454 my $library = cleanfile($buildd, $_, $blddir);
1455 if ($unified_info{rename}->{$library}) {
1456 $library = $unified_info{rename}->{$library};
1458 $unified_info{libraries}->{$library} = 1;
1461 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1462 ENGINES can only be used if configured with 'dynamic-engine'.
1463 This is usually a fault in a build.info file.
1465 foreach (@engines) {
1466 my $library = cleanfile($buildd, $_, $blddir);
1467 if ($unified_info{rename}->{$library}) {
1468 $library = $unified_info{rename}->{$library};
1470 $unified_info{engines}->{$library} = 1;
1473 foreach (@scripts) {
1474 my $script = cleanfile($buildd, $_, $blddir);
1475 if ($unified_info{rename}->{$script}) {
1476 $script = $unified_info{rename}->{$script};
1478 $unified_info{scripts}->{$script} = 1;
1482 my $extra = cleanfile($buildd, $_, $blddir);
1483 $unified_info{extra}->{$extra} = 1;
1486 foreach (@overrides) {
1487 my $override = cleanfile($buildd, $_, $blddir);
1488 $unified_info{overrides}->{$override} = 1;
1491 push @{$unified_info{rawlines}}, @rawlines;
1493 unless ($disabled{shared}) {
1494 # Check sharednames.
1495 foreach (keys %sharednames) {
1496 my $dest = cleanfile($buildd, $_, $blddir);
1497 if ($unified_info{rename}->{$dest}) {
1498 $dest = $unified_info{rename}->{$dest};
1500 die "shared_name for $dest with multiple values: "
1501 ,join(" ", @{$sharednames{$_}}),"\n"
1502 if scalar @{$sharednames{$_}} > 1;
1503 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1504 die "shared_name found for a library $dest that isn't defined\n"
1505 unless $unified_info{libraries}->{$dest};
1506 die "shared_name for $dest with multiple values: "
1507 ,$unified_info{sharednames}->{$dest}, ", ", $to
1508 unless !defined($unified_info{sharednames}->{$dest})
1509 or $unified_info{sharednames}->{$dest} eq $to;
1510 $unified_info{sharednames}->{$dest} = $to;
1513 # Additionally, we set up sharednames for libraries that don't
1514 # have any, as themselves.
1515 foreach (keys %{$unified_info{libraries}}) {
1516 if (!defined $unified_info{sharednames}->{$_}) {
1517 $unified_info{sharednames}->{$_} = $_
1522 foreach (keys %ordinals) {
1524 my $ddest = cleanfile($buildd, $_, $blddir);
1525 if ($unified_info{rename}->{$ddest}) {
1526 $ddest = $unified_info{rename}->{$ddest};
1528 foreach (@{$ordinals{$dest}}) {
1529 my %known_ordinals =
1532 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1534 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1536 my $o = $known_ordinals{$_};
1537 die "Ordinals for $ddest defined more than once\n"
1538 if $unified_info{ordinals}->{$ddest};
1539 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1543 foreach (keys %sources) {
1545 my $ddest = cleanfile($buildd, $_, $blddir);
1546 if ($unified_info{rename}->{$ddest}) {
1547 $ddest = $unified_info{rename}->{$ddest};
1549 foreach (@{$sources{$dest}}) {
1550 my $s = cleanfile($sourced, $_, $blddir);
1552 # If it isn't in the source tree, we assume it's generated
1555 $s = cleanfile($buildd, $_, $blddir);
1557 # We recognise C and asm files
1558 if ($s =~ /\.[csS]\b$/) {
1559 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1560 $o = cleanfile($buildd, $o, $blddir);
1561 $unified_info{sources}->{$ddest}->{$o} = 1;
1562 $unified_info{sources}->{$o}->{$s} = 1;
1564 $unified_info{sources}->{$ddest}->{$s} = 1;
1569 foreach (keys %generate) {
1571 my $ddest = cleanfile($buildd, $_, $blddir);
1572 if ($unified_info{rename}->{$ddest}) {
1573 $ddest = $unified_info{rename}->{$ddest};
1575 die "more than one generator for $dest: "
1576 ,join(" ", @{$generate{$_}}),"\n"
1577 if scalar @{$generate{$_}} > 1;
1578 my @generator = split /\s+/, $generate{$dest}->[0];
1579 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1580 $unified_info{generate}->{$ddest} = [ @generator ];
1583 foreach (keys %depends) {
1585 my $ddest = cleanfile($buildd, $_, $blddir);
1586 if ($unified_info{rename}->{$ddest}) {
1587 $ddest = $unified_info{rename}->{$ddest};
1589 foreach (@{$depends{$dest}}) {
1590 my $d = cleanfile($sourced, $_, $blddir);
1592 # If we know it's generated, or assume it is because we can't
1593 # find it in the source tree, we set file we depend on to be
1594 # in the build tree rather than the source tree, and assume
1595 # and that there are lines to build it in a BEGINRAW..ENDRAW
1596 # section or in the Makefile template.
1598 || (grep { $d eq $_ }
1599 map { cleanfile($srcdir, $_, $blddir) }
1600 (@generated_headers, @generated_by_make_headers))) {
1601 $d = cleanfile($buildd, $_, $blddir);
1603 # Take note if the file to depend on is being renamed
1604 if ($unified_info{rename}->{$d}) {
1605 $d = $unified_info{rename}->{$d};
1607 $unified_info{depends}->{$ddest}->{$d} = 1;
1608 # If we depend on a header file, let's make sure it
1611 my $i = dirname($d);
1612 push @{$unified_info{includes}->{$ddest}}, $i
1613 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1618 foreach (keys %includes) {
1620 my $ddest = cleanfile($buildd, $_, $blddir);
1621 if ($unified_info{rename}->{$ddest}) {
1622 $ddest = $unified_info{rename}->{$ddest};
1624 foreach (@{$includes{$dest}}) {
1625 my $i = cleandir($sourced, $_, $blddir);
1626 push @{$unified_info{includes}->{$ddest}}, $i
1627 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1632 ### Make unified_info a bit more efficient
1633 # One level structures
1634 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1635 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1637 # Two level structures
1638 foreach my $l1 (("sources", "ldadd", "depends")) {
1639 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1640 $unified_info{$l1}->{$l2} =
1641 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1646 # For the schemes that need it, we provide the old *_obj configs
1647 # from the *_asm_obj ones
1648 foreach (grep /_(asm|aux)_src$/, keys %target) {
1650 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1651 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1654 # Write down our configuration where it fits #########################
1656 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1664 #use vars qw(\@ISA \@EXPORT);
1665 our \@ISA = qw(Exporter);
1666 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1669 print OUT "our %config = (\n";
1670 foreach (sort keys %config) {
1671 if (ref($config{$_}) eq "ARRAY") {
1672 print OUT " ", $_, " => [ ", join(", ",
1673 map { quotify("perl", $_) }
1674 @{$config{$_}}), " ],\n";
1676 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1683 print OUT "our %target = (\n";
1684 foreach (sort keys %target) {
1685 if (ref($target{$_}) eq "ARRAY") {
1686 print OUT " ", $_, " => [ ", join(", ",
1687 map { quotify("perl", $_) }
1688 @{$target{$_}}), " ],\n";
1690 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1697 print OUT "our \%available_protocols = (\n";
1698 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1699 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1704 print OUT "our \@disablables = (\n";
1705 foreach (@disablables) {
1706 print OUT " ", quotify("perl", $_), ",\n";
1712 print OUT "our \%disabled = (\n";
1713 foreach (sort keys %disabled) {
1714 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1720 print OUT "our %withargs = (\n";
1721 foreach (sort keys %withargs) {
1722 if (ref($withargs{$_}) eq "ARRAY") {
1723 print OUT " ", $_, " => [ ", join(", ",
1724 map { quotify("perl", $_) }
1725 @{$withargs{$_}}), " ],\n";
1727 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1734 if ($builder eq "unified") {
1739 if (ref $_ eq "ARRAY") {
1740 print OUT " "x$indent, "[\n";
1742 $recurse->($indent + 4, $_);
1744 print OUT " "x$indent, "],\n";
1745 } elsif (ref $_ eq "HASH") {
1747 print OUT " "x$indent, "{\n";
1748 foreach (sort keys %h) {
1749 if (ref $h{$_} eq "") {
1750 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1752 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1753 $recurse->($indent + 8, $h{$_});
1756 print OUT " "x$indent, "},\n";
1758 print OUT " "x$indent, quotify("perl", $_), ",\n";
1762 print OUT "our %unified_info = (\n";
1763 foreach (sort keys %unified_info) {
1764 if (ref $unified_info{$_} eq "") {
1765 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1767 print OUT " "x4, quotify("perl", $_), " =>\n";
1768 $recurse->(8, $unified_info{$_});
1780 print "CC =$target{cc}\n";
1781 print "CFLAG =$target{cflags} $config{cflags}\n";
1782 print "SHARED_CFLAG =$target{shared_cflag}\n";
1783 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1784 print "LFLAG =$target{lflags}\n";
1785 print "PLIB_LFLAG =$target{plib_lflags}\n";
1786 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1787 print "APPS_OBJ =$target{apps_obj}\n";
1788 print "CPUID_OBJ =$target{cpuid_obj}\n";
1789 print "UPLINK_OBJ =$target{uplink_obj}\n";
1790 print "BN_ASM =$target{bn_obj}\n";
1791 print "EC_ASM =$target{ec_obj}\n";
1792 print "DES_ENC =$target{des_obj}\n";
1793 print "AES_ENC =$target{aes_obj}\n";
1794 print "BF_ENC =$target{bf_obj}\n";
1795 print "CAST_ENC =$target{cast_obj}\n";
1796 print "RC4_ENC =$target{rc4_obj}\n";
1797 print "RC5_ENC =$target{rc5_obj}\n";
1798 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1799 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1800 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1801 print "CMLL_ENC =$target{cmll_obj}\n";
1802 print "MODES_OBJ =$target{modes_obj}\n";
1803 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1804 print "CHACHA_ENC =$target{chacha_obj}\n";
1805 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1806 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1807 print "PROCESSOR =$config{processor}\n";
1808 print "RANLIB =$target{ranlib}\n";
1809 print "ARFLAGS =$target{arflags}\n";
1810 print "PERL =$config{perl}\n";
1812 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1813 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1814 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1815 print "BN_LLONG mode\n" if $config{bn_ll};
1816 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1818 for (@generated_headers) {
1819 mkpath(catdir($blddir, dirname($_)));
1820 run_dofile(catfile($blddir, $_),
1821 catfile($srcdir, $_.".in"));
1825 ### When the old "unixmake" scheme goes away, so does this function
1827 sub build_Makefile {
1828 run_dofile("Makefile","Makefile.in");
1830 # Copy all Makefile.in to Makefile (except top-level)
1839 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1840 my $in = IO::File->new($_, "r") or
1841 die sprintf "Error reading Makefile.in in %s: !$\n",
1843 my $out = IO::File->new("Makefile", "w") or
1844 die sprintf "Error writing Makefile in %s: !$\n",
1846 print $out "# Generated from $_, do not edit\n";
1847 while (my $line = <$in>) { print $out $line }
1849 die sprintf "Error reading Makefile.in in %s: !$\n",
1852 die sprintf "Error writing Makefile in %s: !$\n",
1861 run_dofile(catfile($blddir, $target{build_file}),
1862 $config{build_file_template},
1863 catfile($srcdir, "Configurations", "common.tmpl"));
1868 run_dofile("util/domd", "util/domd.in");
1869 chmod 0755, "util/domd";
1873 $builders{$builder}->($builder_platform, @builder_opts);
1877 Configured for $target.
1880 print <<"EOF" if ($disabled{threads} eq "unavailable");
1882 The library could not be configured for supporting multi-threaded
1883 applications as the compiler options required on this system are not known.
1884 See file INSTALL for details if you need multi-threading.
1887 print <<"EOF" if ($no_shared_warn);
1889 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1890 platform, so we will pretend you gave the option 'no-pic', which also disables
1891 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1892 or position independent code, please let us know (but please first make sure
1893 you have tried with a current version of OpenSSL).
1898 ######################################################################
1900 # Helpers and utility functions
1903 # Configuration file reading #########################################
1905 # Note: All of the helper functions are for lazy evaluation. They all
1906 # return a CODE ref, which will return the intended value when evaluated.
1907 # Thus, whenever there's mention of a returned value, it's about that
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 # Helper function to implement conditional value variants, with a default
1923 # plus additional values based on the value of $config{build_type}.
1924 # Arguments are given in hash table form:
1926 # picker(default => "Basic string: ",
1928 # release => "release")
1930 # When configuring with --debug, the resulting string will be
1931 # "Basic string: debug", and when not, it will be "Basic string: release"
1933 # This can be used to create variants of sets of flags according to the
1936 # cflags => picker(default => "-Wall",
1937 # debug => "-g -O0",
1942 return sub { add($opts{default} || (),
1943 $opts{$config{build_type}} || ())->(); }
1946 # Helper function to combine several values of different types into one.
1947 # This is useful if you want to combine a string with the result of a
1948 # lazy function, such as:
1950 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
1954 return sub { add(@stuff)->(); }
1957 # Helper function to implement conditional values depending on the value
1958 # of $disabled{threads}. Can be used as follows:
1960 # cflags => combine("-Wall", threads("-pthread"))
1964 return sub { add($disabled{threads} ? () : @flags)->(); }
1969 our $add_called = 0;
1970 # Helper function to implement adding values to already existing configuration
1971 # values. It handles elements that are ARRAYs, CODEs and scalars
1973 my $separator = shift;
1975 # If there's any ARRAY in the collection of values OR the separator
1976 # is undef, we will return an ARRAY of combined values, otherwise a
1977 # string of joined values with $separator as the separator.
1978 my $found_array = !defined($separator);
1983 while (ref($res) eq "CODE") {
1986 if (defined($res)) {
1987 if (ref($res) eq "ARRAY") {
2003 join($separator, grep { defined($_) && $_ ne "" } @values);
2007 my $separator = " ";
2008 if (ref($_[$#_]) eq "HASH") {
2010 $separator = $opts->{separator};
2013 sub { _add($separator, @x, @_) };
2016 my $separator = " ";
2017 if (ref($_[$#_]) eq "HASH") {
2019 $separator = $opts->{separator};
2022 sub { _add($separator, @_, @x) };
2025 # configuration reader, evaluates the input file as a perl script and expects
2026 # it to fill %targets with target configurations. Those are then added to
2030 open(CONFFILE, "< $fname")
2031 or die "Can't open configuration file '$fname'!\n";
2034 my $content = <CONFFILE>;
2039 local %table = %::table; # Protect %table from tampering
2045 # For each target, check that it's configured with a hash table.
2046 foreach (keys %targets) {
2047 if (ref($targets{$_}) ne "HASH") {
2048 if (ref($targets{$_}) eq "") {
2049 warn "Deprecated target configuration for $_, ignoring...\n";
2051 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2053 delete $targets{$_};
2057 %table = (%table, %targets);
2061 # configuration resolver. Will only resolve all the lazy evalutation
2062 # codeblocks for the chozen target and all those it inherits from,
2064 sub resolve_config {
2066 my @breadcrumbs = @_;
2068 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2070 if (grep { $_ eq $target } @breadcrumbs) {
2071 die "inherit_from loop! target backtrace:\n "
2072 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2075 if (!defined($table{$target})) {
2076 warn "Warning! target $target doesn't exist!\n";
2079 # Recurse through all inheritances. They will be resolved on the
2080 # fly, so when this operation is done, they will all just be a
2081 # bunch of attributes with string values.
2082 # What we get here, though, are keys with references to lists of
2083 # the combined values of them all. We will deal with lists after
2084 # this stage is done.
2085 my %combined_inheritance = ();
2086 if ($table{$target}->{inherit_from}) {
2088 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2089 foreach (@inherit_from) {
2090 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2092 # 'template' is a marker that's considered private to
2093 # the config that had it.
2094 delete $inherited_config{template};
2097 if (!$combined_inheritance{$_}) {
2098 $combined_inheritance{$_} = [];
2100 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2101 } keys %inherited_config;
2105 # We won't need inherit_from in this target any more, since we've
2106 # resolved all the inheritances that lead to this
2107 delete $table{$target}->{inherit_from};
2109 # Now is the time to deal with those lists. Here's the place to
2110 # decide what shall be done with those lists, all based on the
2111 # values of the target we're currently dealing with.
2112 # - If a value is a coderef, it will be executed with the list of
2113 # inherited values as arguments.
2114 # - If the corresponding key doesn't have a value at all or is the
2115 # emoty string, the inherited value list will be run through the
2116 # default combiner (below), and the result becomes this target's
2118 # - Otherwise, this target's value is assumed to be a string that
2119 # will simply override the inherited list of values.
2120 my $default_combiner = add();
2123 map { $_ => 1 } (keys %combined_inheritance,
2124 keys %{$table{$target}});
2126 sub process_values {
2128 my $inherited = shift; # Always a [ list ]
2134 while(ref($object) eq "CODE") {
2135 $object = $object->(@$inherited);
2137 if (!defined($object)) {
2140 elsif (ref($object) eq "ARRAY") {
2141 local $add_called; # To make sure recursive calls don't affect it
2142 return [ map { process_values($_, $inherited, $target, $entry) }
2144 } elsif (ref($object) eq "") {
2147 die "cannot handle reference type ",ref($object)
2148 ," found in target ",$target," -> ",$entry,"\n";
2152 foreach (sort keys %all_keys) {
2153 my $previous = $combined_inheritance{$_};
2155 # Current target doesn't have a value for the current key?
2156 # Assign it the default combiner, the rest of this loop body
2157 # will handle it just like any other coderef.
2158 if (!exists $table{$target}->{$_}) {
2159 $table{$target}->{$_} = $default_combiner;
2162 $table{$target}->{$_} = process_values($table{$target}->{$_},
2163 $combined_inheritance{$_},
2165 unless(defined($table{$target}->{$_})) {
2166 delete $table{$target}->{$_};
2168 # if ($extra_checks &&
2169 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2170 # warn "$_ got replaced in $target\n";
2174 # Finally done, return the result.
2175 return %{$table{$target}};
2180 print STDERR $usage;
2181 print STDERR "\npick os/compiler from:\n";
2185 foreach $i (sort keys %table)
2187 next if $table{$i}->{template};
2188 next if $i =~ /^debug/;
2189 $k += length($i) + 1;
2195 print STDERR $i . " ";
2197 foreach $i (sort keys %table)
2199 next if $table{$i}->{template};
2200 next if $i !~ /^debug/;
2201 $k += length($i) + 1;
2207 print STDERR $i . " ";
2209 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2218 unlink $out || warn "Can't remove $out, $!"
2220 foreach (@templates) {
2221 die "Can't open $_, $!" unless -f $_;
2223 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2224 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2227 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2230 # Configuration printer ##############################################
2232 sub print_table_entry
2235 my %target = resolve_config($target);
2238 # Don't print the templates
2239 return if $target{template};
2276 "shared_extension_simple",
2277 "shared_import_extension",
2288 if ($type eq "TABLE") {
2290 print "*** $target\n";
2291 foreach (@sequence) {
2292 if (ref($target{$_}) eq "ARRAY") {
2293 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2295 printf "\$%-12s = %s\n", $_, $target{$_};
2298 } elsif ($type eq "HASH") {
2300 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2301 print " '$target' => {\n";
2302 foreach (@sequence) {
2304 if (ref($target{$_}) eq "ARRAY") {
2305 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2307 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2315 # Utility routines ###################################################
2317 # On VMS, if the given file is a logical name, File::Spec::Functions
2318 # will consider it an absolute path. There are cases when we want a
2319 # purely syntactic check without checking the environment.
2323 # On non-platforms, we just use file_name_is_absolute().
2324 return file_name_is_absolute($file) unless $^O eq "VMS";
2326 # If the file spec includes a device or a directpry spec,
2327 # file_name_is_absolute() is perfectly safe.
2328 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2330 # Here, we know the given file spec isn't absolute
2334 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2335 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2336 # realpath() requires that at least all path components except the last is an
2337 # existing directory. On VMS, the last component of the directory spec must
2342 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2343 # will return the volume name for the device, no matter what. Also,
2344 # it will return an incorrect directory spec if the argument is a
2345 # directory that doesn't exist.
2347 return rel2abs($dir);
2350 # We use realpath() on Unix, since no other will properly clean out
2352 use Cwd qw/realpath/;
2354 return realpath($dir);
2361 foreach $path (split /:/, $ENV{PATH})
2363 my $fullpath = "$path/$name$target{exe_extension}";
2364 if (-f $fullpath and -x $fullpath)
2367 unless ($name eq "perl" and
2368 system("$fullpath -e " . '\'exit($]<5.0);\''));
2375 perl => sub { my $x = shift;
2376 $x =~ s/([\\\$\@"])/\\$1/g;
2377 return '"'.$x.'"'; },
2381 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2383 map { $processor->($_); } @_;
2386 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2387 # $filename is a file name to read from
2388 # $line_concat_cond_re is a regexp detecting a line continuation ending
2389 # $line_concat is a CODEref that takes care of concatenating two lines
2390 sub collect_from_file {
2391 my $filename = shift;
2392 my $line_concat_cond_re = shift;
2393 my $line_concat = shift;
2395 open my $fh, $filename || die "unable to read $filename: $!\n";
2397 my $saved_line = "";
2401 if (defined $line_concat) {
2402 $_ = $line_concat->($saved_line, $_);
2405 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2411 die "$filename ending with continuation line\n" if $_;
2417 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2418 # $array is an ARRAYref of lines
2419 # $line_concat_cond_re is a regexp detecting a line continuation ending
2420 # $line_concat is a CODEref that takes care of concatenating two lines
2421 sub collect_from_array {
2423 my $line_concat_cond_re = shift;
2424 my $line_concat = shift;
2425 my @array = (@$array);
2428 my $saved_line = "";
2430 while (defined($_ = shift @array)) {
2432 if (defined $line_concat) {
2433 $_ = $line_concat->($saved_line, $_);
2436 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2442 die "input text ending with continuation line\n" if $_;
2447 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2448 # $lineiterator is a CODEref that delivers one line at a time.
2449 # All following arguments are regex/CODEref pairs, where the regexp detects a
2450 # line and the CODEref does something with the result of the regexp.
2451 sub collect_information {
2452 my $lineiterator = shift;
2453 my %collectors = @_;
2455 while(defined($_ = $lineiterator->())) {
2458 if ($collectors{"BEFORE"}) {
2459 $collectors{"BEFORE"}->($_);
2461 foreach my $re (keys %collectors) {
2462 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2463 $collectors{$re}->($lineiterator);
2467 if ($collectors{"OTHERWISE"}) {
2468 $collectors{"OTHERWISE"}->($lineiterator, $_)
2469 unless $found || !defined $collectors{"OTHERWISE"};
2471 if ($collectors{"AFTER"}) {
2472 $collectors{"AFTER"}->($_);