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",
293 "rijndael", # Old AES name
321 foreach my $proto ((@tls, @dtls))
323 push(@disablables, $proto);
324 push(@disablables, "$proto-method");
327 my @deprecated_disablables = (
331 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
333 our %disabled = ( # "what" => "comment"
334 "ec_nistp_64_gcc_128" => "default",
339 "shared" => "default",
340 "ssl-trace" => "default",
342 "ssl3-method" => "default",
343 "unit-test" => "default",
344 "weak-ssl-ciphers" => "default",
346 "zlib-dynamic" => "default",
347 "crypto-mdebug" => "default",
348 "heartbeats" => "default",
351 # Note: => pair form used for aesthetics, not to truly make a hash table
352 my @disable_cascades = (
353 # "what" => [ "cascade", ... ]
354 sub { $config{processor} eq "386" }
357 "ssl3-method" => [ "ssl3" ],
358 "zlib" => [ "zlib-dynamic" ],
359 "rijndael" => [ "aes" ],
361 "ec" => [ "ecdsa", "ecdh" ],
363 "dgram" => [ "dtls" ],
366 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
367 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
368 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
370 # Additionally, SSL 3.0 requires either RSA or DSA+DH
372 && ($disabled{dsa} || $disabled{dh}); }
375 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
376 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
377 # (XXX: We don't support PSK-only builds).
379 && ($disabled{dsa} || $disabled{dh})
380 && ($disabled{ecdsa} || $disabled{ecdh}); }
381 => [ "tls1", "tls1_1", "tls1_2",
382 "dtls1", "dtls1_2" ],
386 # SRP and HEARTBEATS require TLSEXT
387 "tlsext" => [ "srp", "heartbeats" ],
389 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
391 # Without DSO, we can't load dynamic engines, so don't build them dynamic
392 "dso" => [ "dynamic-engine" ],
394 # Without position independent code, there can be no shared libraries or DSOs
395 "pic" => [ "shared" ],
396 "shared" => [ "dynamic-engine" ],
397 "engine" => [ "afalgeng" ],
400 # Avoid protocol support holes. Also disable all versions below N, if version
401 # N is disabled while N+1 is enabled.
403 my @list = (reverse @tls);
404 while ((my $first, my $second) = (shift @list, shift @list)) {
406 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
408 unshift @list, $second;
410 my @list = (reverse @dtls);
411 while ((my $first, my $second) = (shift @list, shift @list)) {
413 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
415 unshift @list, $second;
418 # Explicit "no-..." options will be collected in %disabled along with the defaults.
419 # To remove something from %disabled, use "enable-foo".
420 # For symmetry, "disable-foo" is a synonym for "no-foo".
422 my @generated_headers = (
423 "include/openssl/opensslconf.h",
424 "crypto/include/internal/bn_conf.h",
425 "crypto/include/internal/dso_conf.h"
428 my @generated_by_make_headers = (
435 &usage if ($#ARGV < 0);
439 $config{openssl_api_defines}=[];
440 $config{openssl_algorithm_defines}=[];
441 $config{openssl_thread_defines}=[];
442 $config{openssl_sys_defines}=[];
443 $config{openssl_other_defines}=[];
447 $config{build_type} = "release";
453 if (grep /^reconf(igure)?$/, @argvcopy) {
454 if (-f "./configdata.pm") {
455 my $file = "./configdata.pm";
456 unless (my $return = do $file) {
457 die "couldn't parse $file: $@" if $@;
458 die "couldn't do $file: $!" unless defined $return;
459 die "couldn't run $file" unless $return;
462 @argvcopy = defined($configdata::config{perlargv}) ?
463 @{$configdata::config{perlargv}} : ();
464 die "Incorrect data to reconfigure, please do a normal configuration\n"
465 if (grep(/^reconf/,@argvcopy));
466 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
467 if defined($configdata::config{cross_compile_prefix});
468 $ENV{CROSS_COMPILE} = $configdata::config{cc}
469 if defined($configdata::config{cc});
471 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
472 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
473 if $ENV{CROSS_COMPILE};
474 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
475 } elsif (open IN, "<Makefile") {
477 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
478 # centered information gathering the reading configdata.pm
482 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
483 # Older form, we split the string and hope for the best
484 @argvcopy = split /\s+/, $_;
485 die "Incorrect data to reconfigure, please do a normal configuration\n"
486 if (grep(/^reconf/,@argvcopy));
487 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
488 $ENV{CROSS_COMPILE}=$1;
489 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
494 # END OF TEMPORARY SECTION
497 die "Insufficient data to reconfigure, please do a normal configuration\n";
501 $config{perlargv} = [ @argvcopy ];
503 my %unsupported_options = ();
504 my %deprecated_options = ();
507 # VMS is a case insensitive environment, and depending on settings
508 # out of our control, we may receive options uppercased. Let's
509 # downcase at least the part before any equal sign.
514 s /^-no-/no-/; # some people just can't read the instructions
516 # rewrite some options in "enable-..." form
517 s /^-?-?shared$/enable-shared/;
518 s /^sctp$/enable-sctp/;
519 s /^threads$/enable-threads/;
520 s /^zlib$/enable-zlib/;
521 s /^zlib-dynamic$/enable-zlib-dynamic/;
523 if (/^(no|disable|enable)-(.+)$/)
526 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
528 $deprecated_options{$_} = 1;
531 elsif (!grep { $word =~ /^${_}$/ } @disablables)
533 $unsupported_options{$_} = 1;
537 if (/^no-(.+)$/ || /^disable-(.+)$/)
539 foreach my $proto ((@tls, @dtls))
541 if ($1 eq "$proto-method")
543 $disabled{"$proto"} = "option($proto-method)";
549 foreach my $proto (@dtls)
551 $disabled{$proto} = "option(dtls)";
556 # Last one of its kind
557 $disabled{"ssl3"} = "option(ssl)";
561 # XXX: Tests will fail if all SSL/TLS
562 # protocols are disabled.
563 foreach my $proto (@tls)
565 $disabled{$proto} = "option(tls)";
568 elsif ($1 eq "static-engine")
570 delete $disabled{"dynamic-engine"};
572 elsif ($1 eq "dynamic-engine")
574 $disabled{"dynamic-engine"} = "option";
578 $disabled{$1} = "option";
580 # No longer an automatic choice
581 $auto_threads = 0 if ($1 eq "threads");
583 elsif (/^enable-(.+)$/)
585 if ($1 eq "static-engine")
587 $disabled{"dynamic-engine"} = "option";
589 elsif ($1 eq "dynamic-engine")
591 delete $disabled{"dynamic-engine"};
593 elsif ($1 eq "zlib-dynamic")
595 delete $disabled{"zlib"};
598 delete $disabled{$algo};
600 # No longer an automatic choice
601 $auto_threads = 0 if ($1 eq "threads");
603 elsif (/^--strict-warnings$/)
605 $strict_warnings = 1;
609 $config{build_type} = "debug";
611 elsif (/^--release$/)
613 $config{build_type} = "release";
616 { $config{processor}=386; }
623 # No RSAref support any more since it's not needed.
624 # The check for the option is there so scripts aren't
627 elsif (/^nofipscanistercheck$/)
630 $nofipscanistercheck = 1;
638 elsif (/^--prefix=(.*)$/)
641 die "Directory given with --prefix MUST be absolute\n"
642 unless file_name_is_absolute($config{prefix});
644 elsif (/^--api=(.*)$/)
648 elsif (/^--libdir=(.*)$/)
652 elsif (/^--openssldir=(.*)$/)
654 $config{openssldir}=$1;
656 elsif (/^--with-zlib-lib=(.*)$/)
658 $withargs{zlib_lib}=$1;
660 elsif (/^--with-zlib-include=(.*)$/)
662 $withargs{zlib_include}="-I$1";
664 elsif (/^--with-fipslibdir=(.*)$/)
666 $config{fipslibdir}="$1/";
668 elsif (/^--with-baseaddr=(.*)$/)
670 $config{baseaddr}="$1";
672 elsif (/^--cross-compile-prefix=(.*)$/)
674 $config{cross_compile_prefix}=$1;
676 elsif (/^--config=(.*)$/)
680 elsif (/^-[lL](.*)$/ or /^-Wl,/)
686 push @user_defines, $1;
688 else # common if (/^[-+]/), just pass down...
690 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
691 $user_cflags.=" ".$_;
696 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
699 unless ($_ eq $target || /^no-/ || /^disable-/)
701 # "no-..." follows later after implied disactivations
702 # have been derived. (Don't take this too seroiusly,
703 # we really only write OPTIONS to the Makefile out of
706 if ($config{options} eq "")
707 { $config{options} = $_; }
709 { $config{options} .= " ".$_; }
712 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
713 die "***** Unsupported api compatibility level: $config{api}\n",
716 if (keys %deprecated_options)
718 warn "***** Deprecated options: ",
719 join(", ", keys %deprecated_options), "\n";
721 if (keys %unsupported_options)
723 die "***** Unsupported options: ",
724 join(", ", keys %unsupported_options), "\n";
730 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
734 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
737 my @tocheckfor = (keys %disabled);
738 while (@tocheckfor) {
739 my %new_tocheckfor = ();
740 my @cascade_copy = (@disable_cascades);
741 while (@cascade_copy) {
742 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
743 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
745 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
746 } grep { !defined($disabled{$_}) } @$descendents;
749 @tocheckfor = (keys %new_tocheckfor);
752 if ($target eq "TABLE") {
753 foreach (sort keys %table) {
754 print_table_entry($_, "TABLE");
759 if ($target eq "LIST") {
760 foreach (sort keys %table) {
761 print $_,"\n" unless $table{$_}->{template};
766 if ($target eq "HASH") {
767 print "%table = (\n";
768 foreach (sort keys %table) {
769 print_table_entry($_, "HASH");
774 # Backward compatibility?
775 if ($target =~ m/^CygWin32(-.*)$/) {
776 $target = "Cygwin".$1;
779 foreach (sort (keys %disabled))
781 $config{options} .= " no-$_";
783 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
795 elsif (/^dynamic-engine$/)
797 elsif (/^makedepend$/)
799 elsif (/^zlib-dynamic$/)
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 = $target{cc};
1097 if ($^O ne "VMS" && !$disabled{makedepend}) {
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}$target{cc}";
1101 open(PIPE, "$ccpcc --version 2>&1 |");
1104 # Find the version number and save the major.
1105 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1106 my $compiler_major = $1;
1107 # We know that GNU C version 3 and up as well as all clang
1108 # versions support dependency generation
1109 $config{makedepprog} = $ccpcc
1110 if (/clang/ || (/gcc/ && $compiler_major > 3));
1111 $ecc = "clang" if /clang/;
1112 $ecc = "gcc" if /gcc/;
1113 last if ($config{makedepprog} || !$lines--);
1117 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1118 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1123 # Deal with bn_ops ###################################################
1126 $config{export_var_as_fn} =0;
1127 my $def_int="unsigned int";
1128 $config{rc4_int} =$def_int;
1129 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1132 foreach (sort split(/\s+/,$target{bn_ops})) {
1133 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1134 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1135 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1136 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1137 ($config{b64l},$config{b64},$config{b32})
1138 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1139 ($config{b64l},$config{b64},$config{b32})
1140 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1141 ($config{b64l},$config{b64},$config{b32})
1142 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1144 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1148 # Hack cflags for better warnings (dev option) #######################
1150 # "Stringify" the C flags string. This permits it to be made part of a string
1151 # and works as well on command lines.
1152 $config{cflags} =~ s/([\\\"])/\\$1/g;
1154 if (defined($config{api})) {
1155 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1156 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1157 push @{$config{defines}}, $apiflag;
1160 if ($strict_warnings)
1163 die "ERROR --strict-warnings requires gcc or clang"
1164 unless $ecc eq 'gcc' || $ecc eq 'clang';
1165 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1167 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1169 if ($ecc eq "clang")
1171 foreach $wopt (split /\s+/, $clang_devteam_warn)
1173 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1178 unless ($disabled{"crypto-mdebug-backtrace"})
1180 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1182 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1184 if ($target =~ /^BSD-/)
1186 $config{ex_libs} .= " -lexecinfo";
1190 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1191 else { $no_user_cflags=1; }
1192 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1193 else { $no_user_defines=1; }
1195 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1197 unless ($disabled{afalgeng}) {
1198 $config{afalgeng}="";
1199 if ($target =~ m/^linux/) {
1200 my $minver = 4*10000 + 1*100 + 0;
1201 if ($config{cross_compile_prefix} eq "") {
1202 my $verstr = `uname -r`;
1203 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1204 ($mi2) = $mi2 =~ /(\d+)/;
1205 my $ver = $ma*10000 + $mi1*100 + $mi2;
1206 if ($ver < $minver) {
1207 $disabled{afalgeng} = "too-old-kernel";
1209 push @{$config{engdirs}}, "afalg";
1212 $disabled{afalgeng} = "cross-compiling";
1215 $disabled{afalgeng} = "not-linux";
1219 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1221 # If we use the unified build, collect information from build.info files
1222 my %unified_info = ();
1224 if ($builder eq "unified") {
1225 # Store the name of the template file we will build the build file from
1226 # in %config. This may be useful for the build file itself.
1227 my $build_file_template =
1228 catfile($srcdir, "Configurations",
1229 $builder_platform."-".$target{build_file}.".tmpl");
1230 $build_file_template =
1231 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1232 if (! -f $build_file_template);
1233 $config{build_file_template} = $build_file_template;
1235 use lib catdir(dirname(__FILE__),"util");
1236 use with_fallback qw(Text::Template);
1241 my $relativeto = shift || ".";
1243 $dir = catdir($base,$dir) unless isabsolute($dir);
1245 # Make sure the directories we're building in exists
1248 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1249 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1256 my $relativeto = shift || ".";
1258 $file = catfile($base,$file) unless isabsolute($file);
1260 my $d = dirname($file);
1261 my $f = basename($file);
1263 # Make sure the directories we're building in exists
1266 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1267 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1271 my @build_infos = ( [ ".", "build.info" ] );
1272 foreach (@{$config{dirs}}) {
1273 push @build_infos, [ $_, "build.info" ]
1274 if (-f catfile($srcdir, $_, "build.info"));
1276 foreach (@{$config{sdirs}}) {
1277 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1278 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1280 foreach (@{$config{engdirs}}) {
1281 push @build_infos, [ catdir("engines", $_), "build.info" ]
1282 if (-f catfile($srcdir, "engines", $_, "build.info"));
1285 $config{build_infos} = [ ];
1287 foreach (@build_infos) {
1288 my $sourced = catdir($srcdir, $_->[0]);
1289 my $buildd = catdir($blddir, $_->[0]);
1294 # The basic things we're trying to build
1301 my @intermediates = ();
1309 my %sharednames = ();
1312 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1313 my $template = Text::Template->new(TYPE => 'FILE',
1314 SOURCE => catfile($sourced, $f));
1315 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1318 $template->fill_in(HASH => { config => \%config,
1320 disabled => \%disabled,
1321 builddir => abs2rel($buildd, $blddir),
1322 sourcedir => abs2rel($sourced, $blddir),
1323 buildtop => abs2rel($blddir, $blddir),
1324 sourcetop => abs2rel($srcdir, $blddir) },
1325 DELIMITERS => [ "{-", "-}" ]);
1327 # The top item of this stack has the following values
1328 # -2 positive already run and we found ELSE (following ELSIF should fail)
1329 # -1 positive already run (skip until ENDIF)
1330 # 0 negatives so far (if we're at a condition, check it)
1331 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1332 # 2 positive ELSE (following ELSIF should fail)
1334 collect_information(
1335 collect_from_array([ @text ],
1336 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1337 $l1 =~ s/\\$//; $l1.$l2 }),
1338 # Info we're looking for
1339 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1341 if (! @skip || $skip[$#skip] > 0) {
1347 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1348 => sub { die "ELSIF out of scope" if ! @skip;
1349 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1350 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1351 $skip[$#skip] = !! $1
1352 if $skip[$#skip] == 0; },
1354 => sub { die "ELSE out of scope" if ! @skip;
1355 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1356 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1358 => sub { die "ENDIF out of scope" if ! @skip;
1360 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1361 => sub { push @programs, split(/\s+/, $1)
1362 if !@skip || $skip[$#skip] > 0 },
1363 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1364 => sub { push @libraries, split(/\s+/, $1)
1365 if !@skip || $skip[$#skip] > 0 },
1366 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1367 => sub { push @engines, split(/\s+/, $1)
1368 if !@skip || $skip[$#skip] > 0 },
1369 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1370 => sub { push @scripts, split(/\s+/, $1)
1371 if !@skip || $skip[$#skip] > 0 },
1372 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1373 => sub { push @extra, split(/\s+/, $1)
1374 if !@skip || $skip[$#skip] > 0 },
1375 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1376 => sub { push @overrides, split(/\s+/, $1)
1377 if !@skip || $skip[$#skip] > 0 },
1379 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1380 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1381 if !@skip || $skip[$#skip] > 0 },
1382 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1383 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1384 if !@skip || $skip[$#skip] > 0 },
1385 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1386 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1387 if !@skip || $skip[$#skip] > 0 },
1388 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1389 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1390 if !@skip || $skip[$#skip] > 0 },
1391 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1392 => sub { push @{$generate{$1}}, $2
1393 if !@skip || $skip[$#skip] > 0 },
1394 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1395 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1396 if !@skip || $skip[$#skip] > 0 },
1397 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1398 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1399 if !@skip || $skip[$#skip] > 0 },
1400 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1402 my $lineiterator = shift;
1403 my $target_kind = $1;
1404 while (defined $lineiterator->()) {
1406 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1407 die "ENDRAW doesn't match BEGINRAW"
1408 if $1 ne $target_kind;
1411 next if @skip && $skip[$#skip] <= 0;
1413 if ($target_kind eq $target{build_file}
1414 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1417 qr/^(?:#.*|\s*)$/ => sub { },
1418 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1420 die "runaway IF?" if (@skip);
1422 foreach (keys %renames) {
1423 die "$_ renamed to more than one thing: "
1424 ,join(" ", @{$renames{$_}}),"\n"
1425 if scalar @{$renames{$_}} > 1;
1426 my $dest = cleanfile($buildd, $_, $blddir);
1427 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1428 die "$dest renamed to more than one thing: "
1429 ,$unified_info{rename}->{$dest}, $to
1430 unless !defined($unified_info{rename}->{$dest})
1431 or $unified_info{rename}->{$dest} eq $to;
1432 $unified_info{rename}->{$dest} = $to;
1435 foreach (@programs) {
1436 my $program = cleanfile($buildd, $_, $blddir);
1437 if ($unified_info{rename}->{$program}) {
1438 $program = $unified_info{rename}->{$program};
1440 $unified_info{programs}->{$program} = 1;
1443 foreach (@libraries) {
1444 my $library = cleanfile($buildd, $_, $blddir);
1445 if ($unified_info{rename}->{$library}) {
1446 $library = $unified_info{rename}->{$library};
1448 $unified_info{libraries}->{$library} = 1;
1451 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1452 ENGINES can only be used if configured with 'dynamic-engine'.
1453 This is usually a fault in a build.info file.
1455 foreach (@engines) {
1456 my $library = cleanfile($buildd, $_, $blddir);
1457 if ($unified_info{rename}->{$library}) {
1458 $library = $unified_info{rename}->{$library};
1460 $unified_info{engines}->{$library} = 1;
1463 foreach (@scripts) {
1464 my $script = cleanfile($buildd, $_, $blddir);
1465 if ($unified_info{rename}->{$script}) {
1466 $script = $unified_info{rename}->{$script};
1468 $unified_info{scripts}->{$script} = 1;
1472 my $extra = cleanfile($buildd, $_, $blddir);
1473 $unified_info{extra}->{$extra} = 1;
1476 foreach (@overrides) {
1477 my $override = cleanfile($buildd, $_, $blddir);
1478 $unified_info{overrides}->{$override} = 1;
1481 push @{$unified_info{rawlines}}, @rawlines;
1483 unless ($disabled{shared}) {
1484 # Check sharednames.
1485 foreach (keys %sharednames) {
1486 my $dest = cleanfile($buildd, $_, $blddir);
1487 if ($unified_info{rename}->{$dest}) {
1488 $dest = $unified_info{rename}->{$dest};
1490 die "shared_name for $dest with multiple values: "
1491 ,join(" ", @{$sharednames{$_}}),"\n"
1492 if scalar @{$sharednames{$_}} > 1;
1493 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1494 die "shared_name found for a library $dest that isn't defined\n"
1495 unless $unified_info{libraries}->{$dest};
1496 die "shared_name for $dest with multiple values: "
1497 ,$unified_info{sharednames}->{$dest}, ", ", $to
1498 unless !defined($unified_info{sharednames}->{$dest})
1499 or $unified_info{sharednames}->{$dest} eq $to;
1500 $unified_info{sharednames}->{$dest} = $to;
1503 # Additionally, we set up sharednames for libraries that don't
1504 # have any, as themselves.
1505 foreach (keys %{$unified_info{libraries}}) {
1506 if (!defined $unified_info{sharednames}->{$_}) {
1507 $unified_info{sharednames}->{$_} = $_
1512 foreach (keys %ordinals) {
1514 my $ddest = cleanfile($buildd, $_, $blddir);
1515 if ($unified_info{rename}->{$ddest}) {
1516 $ddest = $unified_info{rename}->{$ddest};
1518 foreach (@{$ordinals{$dest}}) {
1519 my %known_ordinals =
1522 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1524 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1526 my $o = $known_ordinals{$_};
1527 die "Ordinals for $ddest defined more than once\n"
1528 if $unified_info{ordinals}->{$ddest};
1529 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1533 foreach (keys %sources) {
1535 my $ddest = cleanfile($buildd, $_, $blddir);
1536 if ($unified_info{rename}->{$ddest}) {
1537 $ddest = $unified_info{rename}->{$ddest};
1539 foreach (@{$sources{$dest}}) {
1540 my $s = cleanfile($sourced, $_, $blddir);
1542 # If it isn't in the source tree, we assume it's generated
1545 $s = cleanfile($buildd, $_, $blddir);
1547 # We recognise C and asm files
1548 if ($s =~ /\.[csS]\b$/) {
1549 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1550 $o = cleanfile($buildd, $o, $blddir);
1551 $unified_info{sources}->{$ddest}->{$o} = 1;
1552 $unified_info{sources}->{$o}->{$s} = 1;
1554 $unified_info{sources}->{$ddest}->{$s} = 1;
1559 foreach (keys %generate) {
1561 my $ddest = cleanfile($buildd, $_, $blddir);
1562 if ($unified_info{rename}->{$ddest}) {
1563 $ddest = $unified_info{rename}->{$ddest};
1565 die "more than one generator for $dest: "
1566 ,join(" ", @{$generate{$_}}),"\n"
1567 if scalar @{$generate{$_}} > 1;
1568 my @generator = split /\s+/, $generate{$dest}->[0];
1569 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1570 $unified_info{generate}->{$ddest} = [ @generator ];
1573 foreach (keys %depends) {
1575 my $ddest = cleanfile($buildd, $_, $blddir);
1576 if ($unified_info{rename}->{$ddest}) {
1577 $ddest = $unified_info{rename}->{$ddest};
1579 foreach (@{$depends{$dest}}) {
1580 my $d = cleanfile($sourced, $_, $blddir);
1582 # If we know it's generated, or assume it is because we can't
1583 # find it in the source tree, we set file we depend on to be
1584 # in the build tree rather than the source tree, and assume
1585 # and that there are lines to build it in a BEGINRAW..ENDRAW
1586 # section or in the Makefile template.
1588 || !(grep { $d eq $_ }
1589 map { cleanfile($srcdir, $_, $blddir) }
1590 (@generated_headers, @generated_by_make_headers))) {
1591 $d = cleanfile($buildd, $_, $blddir);
1593 # Take note if the file to depend on is being renamed
1594 if ($unified_info{rename}->{$d}) {
1595 $d = $unified_info{rename}->{$d};
1597 $unified_info{depends}->{$ddest}->{$d} = 1;
1598 # If we depend on a header file, let's make sure it
1601 my $i = dirname($d);
1602 push @{$unified_info{includes}->{$ddest}}, $i
1603 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1608 foreach (keys %includes) {
1610 my $ddest = cleanfile($buildd, $_, $blddir);
1611 if ($unified_info{rename}->{$ddest}) {
1612 $ddest = $unified_info{rename}->{$ddest};
1614 foreach (@{$includes{$dest}}) {
1615 my $i = cleandir($sourced, $_, $blddir);
1616 push @{$unified_info{includes}->{$ddest}}, $i
1617 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1622 ### Make unified_info a bit more efficient
1623 # One level structures
1624 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1625 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1627 # Two level structures
1628 foreach my $l1 (("sources", "ldadd", "depends")) {
1629 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1630 $unified_info{$l1}->{$l2} =
1631 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1636 # For the schemes that need it, we provide the old *_obj configs
1637 # from the *_asm_obj ones
1638 foreach (grep /_(asm|aux)_src$/, keys %target) {
1640 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1641 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1644 # Write down our configuration where it fits #########################
1646 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1654 #use vars qw(\@ISA \@EXPORT);
1655 our \@ISA = qw(Exporter);
1656 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1659 print OUT "our %config = (\n";
1660 foreach (sort keys %config) {
1661 if (ref($config{$_}) eq "ARRAY") {
1662 print OUT " ", $_, " => [ ", join(", ",
1663 map { quotify("perl", $_) }
1664 @{$config{$_}}), " ],\n";
1666 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1673 print OUT "our %target = (\n";
1674 foreach (sort keys %target) {
1675 if (ref($target{$_}) eq "ARRAY") {
1676 print OUT " ", $_, " => [ ", join(", ",
1677 map { quotify("perl", $_) }
1678 @{$target{$_}}), " ],\n";
1680 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1687 print OUT "our \%available_protocols = (\n";
1688 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1689 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1694 print OUT "our \%disabled = (\n";
1695 foreach (sort keys %disabled) {
1696 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1702 print OUT "our %withargs = (\n";
1703 foreach (sort keys %withargs) {
1704 if (ref($withargs{$_}) eq "ARRAY") {
1705 print OUT " ", $_, " => [ ", join(", ",
1706 map { quotify("perl", $_) }
1707 @{$withargs{$_}}), " ],\n";
1709 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1716 if ($builder eq "unified") {
1721 if (ref $_ eq "ARRAY") {
1722 print OUT " "x$indent, "[\n";
1724 $recurse->($indent + 4, $_);
1726 print OUT " "x$indent, "],\n";
1727 } elsif (ref $_ eq "HASH") {
1729 print OUT " "x$indent, "{\n";
1730 foreach (sort keys %h) {
1731 if (ref $h{$_} eq "") {
1732 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1734 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1735 $recurse->($indent + 8, $h{$_});
1738 print OUT " "x$indent, "},\n";
1740 print OUT " "x$indent, quotify("perl", $_), ",\n";
1744 print OUT "our %unified_info = (\n";
1745 foreach (sort keys %unified_info) {
1746 if (ref $unified_info{$_} eq "") {
1747 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1749 print OUT " "x4, quotify("perl", $_), " =>\n";
1750 $recurse->(8, $unified_info{$_});
1762 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1763 print "CC =$target{cc}\n";
1764 print "CFLAG =$target{cflags} $config{cflags}\n";
1765 print "SHARED_CFLAG =$target{shared_cflag}\n";
1766 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1767 print "LFLAG =$target{lflags}\n";
1768 print "PLIB_LFLAG =$target{plib_lflags}\n";
1769 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1770 print "APPS_OBJ =$target{apps_obj}\n";
1771 print "CPUID_OBJ =$target{cpuid_obj}\n";
1772 print "UPLINK_OBJ =$target{uplink_obj}\n";
1773 print "BN_ASM =$target{bn_obj}\n";
1774 print "EC_ASM =$target{ec_obj}\n";
1775 print "DES_ENC =$target{des_obj}\n";
1776 print "AES_ENC =$target{aes_obj}\n";
1777 print "BF_ENC =$target{bf_obj}\n";
1778 print "CAST_ENC =$target{cast_obj}\n";
1779 print "RC4_ENC =$target{rc4_obj}\n";
1780 print "RC5_ENC =$target{rc5_obj}\n";
1781 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1782 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1783 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1784 print "CMLL_ENC =$target{cmll_obj}\n";
1785 print "MODES_OBJ =$target{modes_obj}\n";
1786 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1787 print "CHACHA_ENC =$target{chacha_obj}\n";
1788 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1789 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1790 print "PROCESSOR =$config{processor}\n";
1791 print "RANLIB =$target{ranlib}\n";
1792 print "ARFLAGS =$target{arflags}\n";
1793 print "PERL =$config{perl}\n";
1795 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1796 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1797 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1798 print "BN_LLONG mode\n" if $config{bn_ll};
1799 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1801 for (@generated_headers) {
1802 mkpath(catdir($blddir, dirname($_)));
1803 run_dofile(catfile($blddir, $_),
1804 catfile($srcdir, $_.".in"));
1808 ### When the old "unixmake" scheme goes away, so does this function
1810 sub build_Makefile {
1811 run_dofile("Makefile","Makefile.in");
1813 # Copy all Makefile.in to Makefile (except top-level)
1822 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1823 my $in = IO::File->new($_, "r") or
1824 die sprintf "Error reading Makefile.in in %s: !$\n",
1826 my $out = IO::File->new("Makefile", "w") or
1827 die sprintf "Error writing Makefile in %s: !$\n",
1829 print $out "# Generated from $_, do not edit\n";
1830 while (my $line = <$in>) { print $out $line }
1832 die sprintf "Error reading Makefile.in in %s: !$\n",
1835 die sprintf "Error writing Makefile in %s: !$\n",
1844 run_dofile(catfile($blddir, $target{build_file}),
1845 $config{build_file_template},
1846 catfile($srcdir, "Configurations", "common.tmpl"));
1851 run_dofile("util/domd", "util/domd.in");
1852 chmod 0755, "util/domd";
1855 my $platform = shift;
1856 # The only reason we do this is to have something to build MINFO from
1859 # create the ms/version32.rc file if needed
1860 if ($platform ne "netware") {
1861 my ($v1, $v2, $v3, $v4);
1862 if ($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) {
1868 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1875 FILEVERSION $v1,$v2,$v3,$v4
1876 PRODUCTVERSION $v1,$v2,$v3,$v4
1883 FILEOS VOS__WINDOWS32
1887 BLOCK "StringFileInfo"
1892 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1893 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1894 VALUE "FileVersion", "$config{version}\\0"
1896 VALUE "InternalName", "libcrypto32\\0"
1897 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1899 VALUE "InternalName", "libssl32\\0"
1900 VALUE "OriginalFilename", "libssl32.dll\\0"
1902 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1903 VALUE "ProductVersion", "$config{version}\\0"
1905 //VALUE "Comments", "\\0"
1906 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1907 //VALUE "LegalTrademarks", "\\0"
1908 //VALUE "PrivateBuild", "\\0"
1909 //VALUE "SpecialBuild", "\\0"
1914 VALUE "Translation", 0x409, 0x4b0
1923 $builders{$builder}->($builder_platform, @builder_opts);
1927 Configured for $target.
1930 print <<"EOF" if ($disabled{threads} eq "unavailable");
1932 The library could not be configured for supporting multi-threaded
1933 applications as the compiler options required on this system are not known.
1934 See file INSTALL for details if you need multi-threading.
1937 print <<"EOF" if ($no_shared_warn);
1939 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1940 platform, so we will pretend you gave the option 'no-pic', which also disables
1941 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1942 or position independent code, please let us know (but please first make sure
1943 you have tried with a current version of OpenSSL).
1948 ######################################################################
1950 # Helpers and utility functions
1953 # Configuration file reading #########################################
1955 # Helper function to implement conditional inheritance depending on the
1956 # value of $disabled{asm}. Used in inherit_from values as follows:
1958 # inherit_from => [ "template", asm("asm_tmpl") ]
1963 $disabled{asm} ? () : @x;
1967 our $add_called = 0;
1968 # Helper function to implement adding values to already existing configuration
1969 # values. It handles elements that are ARRAYs, CODEs and scalars
1971 my $separator = shift;
1973 # If there's any ARRAY in the collection of values OR the separator
1974 # is undef, we will return an ARRAY of combined values, otherwise a
1975 # string of joined values with $separator as the separator.
1976 my $found_array = !defined($separator);
1981 while (ref($res) eq "CODE") {
1984 if (defined($res)) {
1985 if (ref($res) eq "ARRAY") {
2001 join($separator, grep { defined($_) && $_ ne "" } @values);
2005 my $separator = " ";
2006 if (ref($_[$#_]) eq "HASH") {
2008 $separator = $opts->{separator};
2011 sub { _add($separator, @x, @_) };
2014 my $separator = " ";
2015 if (ref($_[$#_]) eq "HASH") {
2017 $separator = $opts->{separator};
2020 sub { _add($separator, @_, @x) };
2023 # configuration reader, evaluates the input file as a perl script and expects
2024 # it to fill %targets with target configurations. Those are then added to
2028 open(CONFFILE, "< $fname")
2029 or die "Can't open configuration file '$fname'!\n";
2032 my $content = <CONFFILE>;
2037 local %table = %::table; # Protect %table from tampering
2043 # For each target, check that it's configured with a hash table.
2044 foreach (keys %targets) {
2045 if (ref($targets{$_}) ne "HASH") {
2046 if (ref($targets{$_}) eq "") {
2047 warn "Deprecated target configuration for $_, ignoring...\n";
2049 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2051 delete $targets{$_};
2055 %table = (%table, %targets);
2059 # configuration resolver. Will only resolve all the lazy evalutation
2060 # codeblocks for the chozen target and all those it inherits from,
2062 sub resolve_config {
2064 my @breadcrumbs = @_;
2066 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2068 if (grep { $_ eq $target } @breadcrumbs) {
2069 die "inherit_from loop! target backtrace:\n "
2070 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2073 if (!defined($table{$target})) {
2074 warn "Warning! target $target doesn't exist!\n";
2077 # Recurse through all inheritances. They will be resolved on the
2078 # fly, so when this operation is done, they will all just be a
2079 # bunch of attributes with string values.
2080 # What we get here, though, are keys with references to lists of
2081 # the combined values of them all. We will deal with lists after
2082 # this stage is done.
2083 my %combined_inheritance = ();
2084 if ($table{$target}->{inherit_from}) {
2086 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2087 foreach (@inherit_from) {
2088 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2090 # 'template' is a marker that's considered private to
2091 # the config that had it.
2092 delete $inherited_config{template};
2095 if (!$combined_inheritance{$_}) {
2096 $combined_inheritance{$_} = [];
2098 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2099 } keys %inherited_config;
2103 # We won't need inherit_from in this target any more, since we've
2104 # resolved all the inheritances that lead to this
2105 delete $table{$target}->{inherit_from};
2107 # Now is the time to deal with those lists. Here's the place to
2108 # decide what shall be done with those lists, all based on the
2109 # values of the target we're currently dealing with.
2110 # - If a value is a coderef, it will be executed with the list of
2111 # inherited values as arguments.
2112 # - If the corresponding key doesn't have a value at all or is the
2113 # emoty string, the inherited value list will be run through the
2114 # default combiner (below), and the result becomes this target's
2116 # - Otherwise, this target's value is assumed to be a string that
2117 # will simply override the inherited list of values.
2118 my $default_combiner = add();
2121 map { $_ => 1 } (keys %combined_inheritance,
2122 keys %{$table{$target}});
2124 sub process_values {
2126 my $inherited = shift; # Always a [ list ]
2132 while(ref($object) eq "CODE") {
2133 $object = $object->(@$inherited);
2135 if (!defined($object)) {
2138 elsif (ref($object) eq "ARRAY") {
2139 local $add_called; # To make sure recursive calls don't affect it
2140 return [ map { process_values($_, $inherited, $target, $entry) }
2142 } elsif (ref($object) eq "") {
2145 die "cannot handle reference type ",ref($object)
2146 ," found in target ",$target," -> ",$entry,"\n";
2150 foreach (sort keys %all_keys) {
2151 my $previous = $combined_inheritance{$_};
2153 # Current target doesn't have a value for the current key?
2154 # Assign it the default combiner, the rest of this loop body
2155 # will handle it just like any other coderef.
2156 if (!exists $table{$target}->{$_}) {
2157 $table{$target}->{$_} = $default_combiner;
2160 $table{$target}->{$_} = process_values($table{$target}->{$_},
2161 $combined_inheritance{$_},
2163 unless(defined($table{$target}->{$_})) {
2164 delete $table{$target}->{$_};
2166 # if ($extra_checks &&
2167 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2168 # warn "$_ got replaced in $target\n";
2172 # Finally done, return the result.
2173 return %{$table{$target}};
2178 print STDERR $usage;
2179 print STDERR "\npick os/compiler from:\n";
2183 foreach $i (sort keys %table)
2185 next if $table{$i}->{template};
2186 next if $i =~ /^debug/;
2187 $k += length($i) + 1;
2193 print STDERR $i . " ";
2195 foreach $i (sort keys %table)
2197 next if $table{$i}->{template};
2198 next if $i !~ /^debug/;
2199 $k += length($i) + 1;
2205 print STDERR $i . " ";
2207 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2216 unlink $out || warn "Can't remove $out, $!"
2218 foreach (@templates) {
2219 die "Can't open $_, $!" unless -f $_;
2221 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2222 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2225 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2228 # Configuration printer ##############################################
2230 sub print_table_entry
2233 my %target = resolve_config($target);
2236 # Don't print the templates
2237 return if $target{template};
2274 "shared_extension_simple",
2275 "shared_import_extension",
2286 if ($type eq "TABLE") {
2288 print "*** $target\n";
2289 foreach (@sequence) {
2290 if (ref($target{$_}) eq "ARRAY") {
2291 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2293 printf "\$%-12s = %s\n", $_, $target{$_};
2296 } elsif ($type eq "HASH") {
2298 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2299 print " '$target' => {\n";
2300 foreach (@sequence) {
2302 if (ref($target{$_}) eq "ARRAY") {
2303 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2305 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2313 # Utility routines ###################################################
2315 # On VMS, if the given file is a logical name, File::Spec::Functions
2316 # will consider it an absolute path. There are cases when we want a
2317 # purely syntactic check without checking the environment.
2321 # On non-platforms, we just use file_name_is_absolute().
2322 return file_name_is_absolute($file) unless $^O eq "VMS";
2324 # If the file spec includes a device or a directpry spec,
2325 # file_name_is_absolute() is perfectly safe.
2326 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2328 # Here, we know the given file spec isn't absolute
2332 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2333 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2334 # realpath() requires that at least all path components except the last is an
2335 # existing directory. On VMS, the last component of the directory spec must
2340 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2341 # will return the volume name for the device, no matter what. Also,
2342 # it will return an incorrect directory spec if the argument is a
2343 # directory that doesn't exist.
2345 return rel2abs($dir);
2348 # We use realpath() on Unix, since no other will properly clean out
2350 use Cwd qw/realpath/;
2352 return realpath($dir);
2359 foreach $path (split /:/, $ENV{PATH})
2361 my $fullpath = "$path/$name$target{exe_extension}";
2362 if (-f $fullpath and -x $fullpath)
2365 unless ($name eq "perl" and
2366 system("$fullpath -e " . '\'exit($]<5.0);\''));
2373 perl => sub { my $x = shift;
2374 $x =~ s/([\\\$\@"])/\\$1/g;
2375 return '"'.$x.'"'; },
2379 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2381 map { $processor->($_); } @_;
2384 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2385 # $filename is a file name to read from
2386 # $line_concat_cond_re is a regexp detecting a line continuation ending
2387 # $line_concat is a CODEref that takes care of concatenating two lines
2388 sub collect_from_file {
2389 my $filename = shift;
2390 my $line_concat_cond_re = shift;
2391 my $line_concat = shift;
2393 open my $fh, $filename || die "unable to read $filename: $!\n";
2395 my $saved_line = "";
2399 if (defined $line_concat) {
2400 $_ = $line_concat->($saved_line, $_);
2403 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2409 die "$filename ending with continuation line\n" if $_;
2415 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2416 # $array is an ARRAYref of lines
2417 # $line_concat_cond_re is a regexp detecting a line continuation ending
2418 # $line_concat is a CODEref that takes care of concatenating two lines
2419 sub collect_from_array {
2421 my $line_concat_cond_re = shift;
2422 my $line_concat = shift;
2423 my @array = (@$array);
2426 my $saved_line = "";
2428 while (defined($_ = shift @array)) {
2430 if (defined $line_concat) {
2431 $_ = $line_concat->($saved_line, $_);
2434 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2440 die "input text ending with continuation line\n" if $_;
2445 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2446 # $lineiterator is a CODEref that delivers one line at a time.
2447 # All following arguments are regex/CODEref pairs, where the regexp detects a
2448 # line and the CODEref does something with the result of the regexp.
2449 sub collect_information {
2450 my $lineiterator = shift;
2451 my %collectors = @_;
2453 while(defined($_ = $lineiterator->())) {
2456 foreach my $re (keys %collectors) {
2457 if ($re ne "OTHERWISE" && /$re/) {
2458 $collectors{$re}->($lineiterator);
2462 if ($collectors{"OTHERWISE"}) {
2463 $collectors{"OTHERWISE"}->($lineiterator, $_)
2464 unless $found || !defined $collectors{"OTHERWISE"};