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";
1213 $disabled{afalgeng} = "not-linux";
1217 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1219 # If we use the unified build, collect information from build.info files
1220 my %unified_info = ();
1222 if ($builder eq "unified") {
1223 # Store the name of the template file we will build the build file from
1224 # in %config. This may be useful for the build file itself.
1225 my $build_file_template =
1226 catfile($srcdir, "Configurations",
1227 $builder_platform."-".$target{build_file}.".tmpl");
1228 $build_file_template =
1229 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1230 if (! -f $build_file_template);
1231 $config{build_file_template} = $build_file_template;
1233 use lib catdir(dirname(__FILE__),"util");
1234 use with_fallback qw(Text::Template);
1239 my $relativeto = shift || ".";
1241 $dir = catdir($base,$dir) unless isabsolute($dir);
1243 # Make sure the directories we're building in exists
1246 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1247 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1254 my $relativeto = shift || ".";
1256 $file = catfile($base,$file) unless isabsolute($file);
1258 my $d = dirname($file);
1259 my $f = basename($file);
1261 # Make sure the directories we're building in exists
1264 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1265 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1269 my @build_infos = ( [ ".", "build.info" ] );
1270 foreach (@{$config{dirs}}) {
1271 push @build_infos, [ $_, "build.info" ]
1272 if (-f catfile($srcdir, $_, "build.info"));
1274 foreach (@{$config{sdirs}}) {
1275 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1276 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1278 foreach (@{$config{engdirs}}) {
1279 push @build_infos, [ catdir("engines", $_), "build.info" ]
1280 if (-f catfile($srcdir, "engines", $_, "build.info"));
1283 $config{build_infos} = [ ];
1285 foreach (@build_infos) {
1286 my $sourced = catdir($srcdir, $_->[0]);
1287 my $buildd = catdir($blddir, $_->[0]);
1292 # The basic things we're trying to build
1299 my @intermediates = ();
1307 my %sharednames = ();
1310 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1311 my $template = Text::Template->new(TYPE => 'FILE',
1312 SOURCE => catfile($sourced, $f));
1313 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1316 $template->fill_in(HASH => { config => \%config,
1318 disabled => \%disabled,
1319 builddir => abs2rel($buildd, $blddir),
1320 sourcedir => abs2rel($sourced, $blddir),
1321 buildtop => abs2rel($blddir, $blddir),
1322 sourcetop => abs2rel($srcdir, $blddir) },
1323 DELIMITERS => [ "{-", "-}" ]);
1325 # The top item of this stack has the following values
1326 # -2 positive already run and we found ELSE (following ELSIF should fail)
1327 # -1 positive already run (skip until ENDIF)
1328 # 0 negatives so far (if we're at a condition, check it)
1329 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1330 # 2 positive ELSE (following ELSIF should fail)
1332 collect_information(
1333 collect_from_array([ @text ],
1334 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1335 $l1 =~ s/\\$//; $l1.$l2 }),
1336 # Info we're looking for
1337 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1339 if (! @skip || $skip[$#skip] > 0) {
1345 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1346 => sub { die "ELSIF out of scope" if ! @skip;
1347 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1348 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1349 $skip[$#skip] = !! $1
1350 if $skip[$#skip] == 0; },
1352 => sub { die "ELSE out of scope" if ! @skip;
1353 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1354 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1356 => sub { die "ENDIF out of scope" if ! @skip;
1358 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1359 => sub { push @programs, split(/\s+/, $1)
1360 if !@skip || $skip[$#skip] > 0 },
1361 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1362 => sub { push @libraries, split(/\s+/, $1)
1363 if !@skip || $skip[$#skip] > 0 },
1364 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1365 => sub { push @engines, split(/\s+/, $1)
1366 if !@skip || $skip[$#skip] > 0 },
1367 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1368 => sub { push @scripts, split(/\s+/, $1)
1369 if !@skip || $skip[$#skip] > 0 },
1370 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1371 => sub { push @extra, split(/\s+/, $1)
1372 if !@skip || $skip[$#skip] > 0 },
1373 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1374 => sub { push @overrides, split(/\s+/, $1)
1375 if !@skip || $skip[$#skip] > 0 },
1377 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1378 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1379 if !@skip || $skip[$#skip] > 0 },
1380 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1381 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1382 if !@skip || $skip[$#skip] > 0 },
1383 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1384 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1385 if !@skip || $skip[$#skip] > 0 },
1386 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1387 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1388 if !@skip || $skip[$#skip] > 0 },
1389 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1390 => sub { push @{$generate{$1}}, $2
1391 if !@skip || $skip[$#skip] > 0 },
1392 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1393 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1394 if !@skip || $skip[$#skip] > 0 },
1395 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1396 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1397 if !@skip || $skip[$#skip] > 0 },
1398 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1400 my $lineiterator = shift;
1401 my $target_kind = $1;
1402 while (defined $lineiterator->()) {
1404 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1405 die "ENDRAW doesn't match BEGINRAW"
1406 if $1 ne $target_kind;
1409 next if @skip && $skip[$#skip] <= 0;
1411 if ($target_kind eq $target{build_file}
1412 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1415 qr/^(?:#.*|\s*)$/ => sub { },
1416 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1418 die "runaway IF?" if (@skip);
1420 foreach (keys %renames) {
1421 die "$_ renamed to more than one thing: "
1422 ,join(" ", @{$renames{$_}}),"\n"
1423 if scalar @{$renames{$_}} > 1;
1424 my $dest = cleanfile($buildd, $_, $blddir);
1425 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1426 die "$dest renamed to more than one thing: "
1427 ,$unified_info{rename}->{$dest}, $to
1428 unless !defined($unified_info{rename}->{$dest})
1429 or $unified_info{rename}->{$dest} eq $to;
1430 $unified_info{rename}->{$dest} = $to;
1433 foreach (@programs) {
1434 my $program = cleanfile($buildd, $_, $blddir);
1435 if ($unified_info{rename}->{$program}) {
1436 $program = $unified_info{rename}->{$program};
1438 $unified_info{programs}->{$program} = 1;
1441 foreach (@libraries) {
1442 my $library = cleanfile($buildd, $_, $blddir);
1443 if ($unified_info{rename}->{$library}) {
1444 $library = $unified_info{rename}->{$library};
1446 $unified_info{libraries}->{$library} = 1;
1449 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1450 ENGINES can only be used if configured with 'dynamic-engine'.
1451 This is usually a fault in a build.info file.
1453 foreach (@engines) {
1454 my $library = cleanfile($buildd, $_, $blddir);
1455 if ($unified_info{rename}->{$library}) {
1456 $library = $unified_info{rename}->{$library};
1458 $unified_info{engines}->{$library} = 1;
1461 foreach (@scripts) {
1462 my $script = cleanfile($buildd, $_, $blddir);
1463 if ($unified_info{rename}->{$script}) {
1464 $script = $unified_info{rename}->{$script};
1466 $unified_info{scripts}->{$script} = 1;
1470 my $extra = cleanfile($buildd, $_, $blddir);
1471 $unified_info{extra}->{$extra} = 1;
1474 foreach (@overrides) {
1475 my $override = cleanfile($buildd, $_, $blddir);
1476 $unified_info{overrides}->{$override} = 1;
1479 push @{$unified_info{rawlines}}, @rawlines;
1481 unless ($disabled{shared}) {
1482 # Check sharednames.
1483 foreach (keys %sharednames) {
1484 my $dest = cleanfile($buildd, $_, $blddir);
1485 if ($unified_info{rename}->{$dest}) {
1486 $dest = $unified_info{rename}->{$dest};
1488 die "shared_name for $dest with multiple values: "
1489 ,join(" ", @{$sharednames{$_}}),"\n"
1490 if scalar @{$sharednames{$_}} > 1;
1491 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1492 die "shared_name found for a library $dest that isn't defined\n"
1493 unless $unified_info{libraries}->{$dest};
1494 die "shared_name for $dest with multiple values: "
1495 ,$unified_info{sharednames}->{$dest}, ", ", $to
1496 unless !defined($unified_info{sharednames}->{$dest})
1497 or $unified_info{sharednames}->{$dest} eq $to;
1498 $unified_info{sharednames}->{$dest} = $to;
1501 # Additionally, we set up sharednames for libraries that don't
1502 # have any, as themselves.
1503 foreach (keys %{$unified_info{libraries}}) {
1504 if (!defined $unified_info{sharednames}->{$_}) {
1505 $unified_info{sharednames}->{$_} = $_
1510 foreach (keys %ordinals) {
1512 my $ddest = cleanfile($buildd, $_, $blddir);
1513 if ($unified_info{rename}->{$ddest}) {
1514 $ddest = $unified_info{rename}->{$ddest};
1516 foreach (@{$ordinals{$dest}}) {
1517 my %known_ordinals =
1520 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1522 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1524 my $o = $known_ordinals{$_};
1525 die "Ordinals for $ddest defined more than once\n"
1526 if $unified_info{ordinals}->{$ddest};
1527 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1531 foreach (keys %sources) {
1533 my $ddest = cleanfile($buildd, $_, $blddir);
1534 if ($unified_info{rename}->{$ddest}) {
1535 $ddest = $unified_info{rename}->{$ddest};
1537 foreach (@{$sources{$dest}}) {
1538 my $s = cleanfile($sourced, $_, $blddir);
1540 # If it isn't in the source tree, we assume it's generated
1543 $s = cleanfile($buildd, $_, $blddir);
1545 # We recognise C and asm files
1546 if ($s =~ /\.[csS]\b$/) {
1547 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1548 $o = cleanfile($buildd, $o, $blddir);
1549 $unified_info{sources}->{$ddest}->{$o} = 1;
1550 $unified_info{sources}->{$o}->{$s} = 1;
1552 $unified_info{sources}->{$ddest}->{$s} = 1;
1557 foreach (keys %generate) {
1559 my $ddest = cleanfile($buildd, $_, $blddir);
1560 if ($unified_info{rename}->{$ddest}) {
1561 $ddest = $unified_info{rename}->{$ddest};
1563 die "more than one generator for $dest: "
1564 ,join(" ", @{$generate{$_}}),"\n"
1565 if scalar @{$generate{$_}} > 1;
1566 my @generator = split /\s+/, $generate{$dest}->[0];
1567 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1568 $unified_info{generate}->{$ddest} = [ @generator ];
1571 foreach (keys %depends) {
1573 my $ddest = cleanfile($buildd, $_, $blddir);
1574 if ($unified_info{rename}->{$ddest}) {
1575 $ddest = $unified_info{rename}->{$ddest};
1577 foreach (@{$depends{$dest}}) {
1578 my $d = cleanfile($sourced, $_, $blddir);
1580 # If we know it's generated, or assume it is because we can't
1581 # find it in the source tree, we set file we depend on to be
1582 # in the build tree rather than the source tree, and assume
1583 # and that there are lines to build it in a BEGINRAW..ENDRAW
1584 # section or in the Makefile template.
1586 || !(grep { $d eq $_ }
1587 map { cleanfile($srcdir, $_, $blddir) }
1588 (@generated_headers, @generated_by_make_headers))) {
1589 $d = cleanfile($buildd, $_, $blddir);
1591 # Take note if the file to depend on is being renamed
1592 if ($unified_info{rename}->{$d}) {
1593 $d = $unified_info{rename}->{$d};
1595 $unified_info{depends}->{$ddest}->{$d} = 1;
1596 # If we depend on a header file, let's make sure it
1599 my $i = dirname($d);
1600 push @{$unified_info{includes}->{$ddest}}, $i
1601 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1606 foreach (keys %includes) {
1608 my $ddest = cleanfile($buildd, $_, $blddir);
1609 if ($unified_info{rename}->{$ddest}) {
1610 $ddest = $unified_info{rename}->{$ddest};
1612 foreach (@{$includes{$dest}}) {
1613 my $i = cleandir($sourced, $_, $blddir);
1614 push @{$unified_info{includes}->{$ddest}}, $i
1615 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1620 ### Make unified_info a bit more efficient
1621 # One level structures
1622 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1623 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1625 # Two level structures
1626 foreach my $l1 (("sources", "ldadd", "depends")) {
1627 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1628 $unified_info{$l1}->{$l2} =
1629 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1634 # For the schemes that need it, we provide the old *_obj configs
1635 # from the *_asm_obj ones
1636 foreach (grep /_(asm|aux)_src$/, keys %target) {
1638 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1639 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1642 # Write down our configuration where it fits #########################
1644 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1652 #use vars qw(\@ISA \@EXPORT);
1653 our \@ISA = qw(Exporter);
1654 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1657 print OUT "our %config = (\n";
1658 foreach (sort keys %config) {
1659 if (ref($config{$_}) eq "ARRAY") {
1660 print OUT " ", $_, " => [ ", join(", ",
1661 map { quotify("perl", $_) }
1662 @{$config{$_}}), " ],\n";
1664 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1671 print OUT "our %target = (\n";
1672 foreach (sort keys %target) {
1673 if (ref($target{$_}) eq "ARRAY") {
1674 print OUT " ", $_, " => [ ", join(", ",
1675 map { quotify("perl", $_) }
1676 @{$target{$_}}), " ],\n";
1678 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1685 print OUT "our \%available_protocols = (\n";
1686 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1687 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1692 print OUT "our \%disabled = (\n";
1693 foreach (sort keys %disabled) {
1694 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1700 print OUT "our %withargs = (\n";
1701 foreach (sort keys %withargs) {
1702 if (ref($withargs{$_}) eq "ARRAY") {
1703 print OUT " ", $_, " => [ ", join(", ",
1704 map { quotify("perl", $_) }
1705 @{$withargs{$_}}), " ],\n";
1707 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1714 if ($builder eq "unified") {
1719 if (ref $_ eq "ARRAY") {
1720 print OUT " "x$indent, "[\n";
1722 $recurse->($indent + 4, $_);
1724 print OUT " "x$indent, "],\n";
1725 } elsif (ref $_ eq "HASH") {
1727 print OUT " "x$indent, "{\n";
1728 foreach (sort keys %h) {
1729 if (ref $h{$_} eq "") {
1730 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1732 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1733 $recurse->($indent + 8, $h{$_});
1736 print OUT " "x$indent, "},\n";
1738 print OUT " "x$indent, quotify("perl", $_), ",\n";
1742 print OUT "our %unified_info = (\n";
1743 foreach (sort keys %unified_info) {
1744 if (ref $unified_info{$_} eq "") {
1745 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1747 print OUT " "x4, quotify("perl", $_), " =>\n";
1748 $recurse->(8, $unified_info{$_});
1760 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1761 print "CC =$target{cc}\n";
1762 print "CFLAG =$target{cflags} $config{cflags}\n";
1763 print "SHARED_CFLAG =$target{shared_cflag}\n";
1764 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1765 print "LFLAG =$target{lflags}\n";
1766 print "PLIB_LFLAG =$target{plib_lflags}\n";
1767 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1768 print "APPS_OBJ =$target{apps_obj}\n";
1769 print "CPUID_OBJ =$target{cpuid_obj}\n";
1770 print "UPLINK_OBJ =$target{uplink_obj}\n";
1771 print "BN_ASM =$target{bn_obj}\n";
1772 print "EC_ASM =$target{ec_obj}\n";
1773 print "DES_ENC =$target{des_obj}\n";
1774 print "AES_ENC =$target{aes_obj}\n";
1775 print "BF_ENC =$target{bf_obj}\n";
1776 print "CAST_ENC =$target{cast_obj}\n";
1777 print "RC4_ENC =$target{rc4_obj}\n";
1778 print "RC5_ENC =$target{rc5_obj}\n";
1779 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1780 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1781 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1782 print "CMLL_ENC =$target{cmll_obj}\n";
1783 print "MODES_OBJ =$target{modes_obj}\n";
1784 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1785 print "CHACHA_ENC =$target{chacha_obj}\n";
1786 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1787 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1788 print "PROCESSOR =$config{processor}\n";
1789 print "RANLIB =$target{ranlib}\n";
1790 print "ARFLAGS =$target{arflags}\n";
1791 print "PERL =$config{perl}\n";
1793 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1794 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1795 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1796 print "BN_LLONG mode\n" if $config{bn_ll};
1797 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1799 for (@generated_headers) {
1800 mkpath(catdir($blddir, dirname($_)));
1801 run_dofile(catfile($blddir, $_),
1802 catfile($srcdir, $_.".in"));
1806 ### When the old "unixmake" scheme goes away, so does this function
1808 sub build_Makefile {
1809 run_dofile("Makefile","Makefile.in");
1811 # Copy all Makefile.in to Makefile (except top-level)
1820 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1821 my $in = IO::File->new($_, "r") or
1822 die sprintf "Error reading Makefile.in in %s: !$\n",
1824 my $out = IO::File->new("Makefile", "w") or
1825 die sprintf "Error writing Makefile in %s: !$\n",
1827 print $out "# Generated from $_, do not edit\n";
1828 while (my $line = <$in>) { print $out $line }
1830 die sprintf "Error reading Makefile.in in %s: !$\n",
1833 die sprintf "Error writing Makefile in %s: !$\n",
1842 run_dofile(catfile($blddir, $target{build_file}),
1843 $config{build_file_template},
1844 catfile($srcdir, "Configurations", "common.tmpl"));
1849 run_dofile("util/domd", "util/domd.in");
1850 chmod 0755, "util/domd";
1853 my $platform = shift;
1854 # The only reason we do this is to have something to build MINFO from
1857 # create the ms/version32.rc file if needed
1858 if ($platform ne "netware") {
1859 my ($v1, $v2, $v3, $v4);
1860 if ($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) {
1866 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1873 FILEVERSION $v1,$v2,$v3,$v4
1874 PRODUCTVERSION $v1,$v2,$v3,$v4
1881 FILEOS VOS__WINDOWS32
1885 BLOCK "StringFileInfo"
1890 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1891 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1892 VALUE "FileVersion", "$config{version}\\0"
1894 VALUE "InternalName", "libcrypto32\\0"
1895 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1897 VALUE "InternalName", "libssl32\\0"
1898 VALUE "OriginalFilename", "libssl32.dll\\0"
1900 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1901 VALUE "ProductVersion", "$config{version}\\0"
1903 //VALUE "Comments", "\\0"
1904 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1905 //VALUE "LegalTrademarks", "\\0"
1906 //VALUE "PrivateBuild", "\\0"
1907 //VALUE "SpecialBuild", "\\0"
1912 VALUE "Translation", 0x409, 0x4b0
1921 $builders{$builder}->($builder_platform, @builder_opts);
1925 Configured for $target.
1928 print <<"EOF" if ($disabled{threads} eq "unavailable");
1930 The library could not be configured for supporting multi-threaded
1931 applications as the compiler options required on this system are not known.
1932 See file INSTALL for details if you need multi-threading.
1935 print <<"EOF" if ($no_shared_warn);
1937 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1938 platform, so we will pretend you gave the option 'no-pic', which also disables
1939 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1940 or position independent code, please let us know (but please first make sure
1941 you have tried with a current version of OpenSSL).
1946 ######################################################################
1948 # Helpers and utility functions
1951 # Configuration file reading #########################################
1953 # Helper function to implement conditional inheritance depending on the
1954 # value of $disabled{asm}. Used in inherit_from values as follows:
1956 # inherit_from => [ "template", asm("asm_tmpl") ]
1961 $disabled{asm} ? () : @x;
1965 our $add_called = 0;
1966 # Helper function to implement adding values to already existing configuration
1967 # values. It handles elements that are ARRAYs, CODEs and scalars
1969 my $separator = shift;
1971 # If there's any ARRAY in the collection of values OR the separator
1972 # is undef, we will return an ARRAY of combined values, otherwise a
1973 # string of joined values with $separator as the separator.
1974 my $found_array = !defined($separator);
1979 while (ref($res) eq "CODE") {
1982 if (defined($res)) {
1983 if (ref($res) eq "ARRAY") {
1999 join($separator, grep { defined($_) && $_ ne "" } @values);
2003 my $separator = " ";
2004 if (ref($_[$#_]) eq "HASH") {
2006 $separator = $opts->{separator};
2009 sub { _add($separator, @x, @_) };
2012 my $separator = " ";
2013 if (ref($_[$#_]) eq "HASH") {
2015 $separator = $opts->{separator};
2018 sub { _add($separator, @_, @x) };
2021 # configuration reader, evaluates the input file as a perl script and expects
2022 # it to fill %targets with target configurations. Those are then added to
2026 open(CONFFILE, "< $fname")
2027 or die "Can't open configuration file '$fname'!\n";
2030 my $content = <CONFFILE>;
2035 local %table = %::table; # Protect %table from tampering
2041 # For each target, check that it's configured with a hash table.
2042 foreach (keys %targets) {
2043 if (ref($targets{$_}) ne "HASH") {
2044 if (ref($targets{$_}) eq "") {
2045 warn "Deprecated target configuration for $_, ignoring...\n";
2047 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2049 delete $targets{$_};
2053 %table = (%table, %targets);
2057 # configuration resolver. Will only resolve all the lazy evalutation
2058 # codeblocks for the chozen target and all those it inherits from,
2060 sub resolve_config {
2062 my @breadcrumbs = @_;
2064 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2066 if (grep { $_ eq $target } @breadcrumbs) {
2067 die "inherit_from loop! target backtrace:\n "
2068 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2071 if (!defined($table{$target})) {
2072 warn "Warning! target $target doesn't exist!\n";
2075 # Recurse through all inheritances. They will be resolved on the
2076 # fly, so when this operation is done, they will all just be a
2077 # bunch of attributes with string values.
2078 # What we get here, though, are keys with references to lists of
2079 # the combined values of them all. We will deal with lists after
2080 # this stage is done.
2081 my %combined_inheritance = ();
2082 if ($table{$target}->{inherit_from}) {
2084 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2085 foreach (@inherit_from) {
2086 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2088 # 'template' is a marker that's considered private to
2089 # the config that had it.
2090 delete $inherited_config{template};
2093 if (!$combined_inheritance{$_}) {
2094 $combined_inheritance{$_} = [];
2096 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2097 } keys %inherited_config;
2101 # We won't need inherit_from in this target any more, since we've
2102 # resolved all the inheritances that lead to this
2103 delete $table{$target}->{inherit_from};
2105 # Now is the time to deal with those lists. Here's the place to
2106 # decide what shall be done with those lists, all based on the
2107 # values of the target we're currently dealing with.
2108 # - If a value is a coderef, it will be executed with the list of
2109 # inherited values as arguments.
2110 # - If the corresponding key doesn't have a value at all or is the
2111 # emoty string, the inherited value list will be run through the
2112 # default combiner (below), and the result becomes this target's
2114 # - Otherwise, this target's value is assumed to be a string that
2115 # will simply override the inherited list of values.
2116 my $default_combiner = add();
2119 map { $_ => 1 } (keys %combined_inheritance,
2120 keys %{$table{$target}});
2122 sub process_values {
2124 my $inherited = shift; # Always a [ list ]
2130 while(ref($object) eq "CODE") {
2131 $object = $object->(@$inherited);
2133 if (!defined($object)) {
2136 elsif (ref($object) eq "ARRAY") {
2137 local $add_called; # To make sure recursive calls don't affect it
2138 return [ map { process_values($_, $inherited, $target, $entry) }
2140 } elsif (ref($object) eq "") {
2143 die "cannot handle reference type ",ref($object)
2144 ," found in target ",$target," -> ",$entry,"\n";
2148 foreach (sort keys %all_keys) {
2149 my $previous = $combined_inheritance{$_};
2151 # Current target doesn't have a value for the current key?
2152 # Assign it the default combiner, the rest of this loop body
2153 # will handle it just like any other coderef.
2154 if (!exists $table{$target}->{$_}) {
2155 $table{$target}->{$_} = $default_combiner;
2158 $table{$target}->{$_} = process_values($table{$target}->{$_},
2159 $combined_inheritance{$_},
2161 unless(defined($table{$target}->{$_})) {
2162 delete $table{$target}->{$_};
2164 # if ($extra_checks &&
2165 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2166 # warn "$_ got replaced in $target\n";
2170 # Finally done, return the result.
2171 return %{$table{$target}};
2176 print STDERR $usage;
2177 print STDERR "\npick os/compiler from:\n";
2181 foreach $i (sort keys %table)
2183 next if $table{$i}->{template};
2184 next if $i =~ /^debug/;
2185 $k += length($i) + 1;
2191 print STDERR $i . " ";
2193 foreach $i (sort keys %table)
2195 next if $table{$i}->{template};
2196 next if $i !~ /^debug/;
2197 $k += length($i) + 1;
2203 print STDERR $i . " ";
2205 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2214 unlink $out || warn "Can't remove $out, $!"
2216 foreach (@templates) {
2217 die "Can't open $_, $!" unless -f $_;
2219 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2220 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2223 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2226 # Configuration printer ##############################################
2228 sub print_table_entry
2231 my %target = resolve_config($target);
2234 # Don't print the templates
2235 return if $target{template};
2272 "shared_extension_simple",
2273 "shared_import_extension",
2284 if ($type eq "TABLE") {
2286 print "*** $target\n";
2287 foreach (@sequence) {
2288 if (ref($target{$_}) eq "ARRAY") {
2289 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2291 printf "\$%-12s = %s\n", $_, $target{$_};
2294 } elsif ($type eq "HASH") {
2296 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2297 print " '$target' => {\n";
2298 foreach (@sequence) {
2300 if (ref($target{$_}) eq "ARRAY") {
2301 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2303 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2311 # Utility routines ###################################################
2313 # On VMS, if the given file is a logical name, File::Spec::Functions
2314 # will consider it an absolute path. There are cases when we want a
2315 # purely syntactic check without checking the environment.
2319 # On non-platforms, we just use file_name_is_absolute().
2320 return file_name_is_absolute($file) unless $^O eq "VMS";
2322 # If the file spec includes a device or a directpry spec,
2323 # file_name_is_absolute() is perfectly safe.
2324 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2326 # Here, we know the given file spec isn't absolute
2330 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2331 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2332 # realpath() requires that at least all path components except the last is an
2333 # existing directory. On VMS, the last component of the directory spec must
2338 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2339 # will return the volume name for the device, no matter what. Also,
2340 # it will return an incorrect directory spec if the argument is a
2341 # directory that doesn't exist.
2343 return rel2abs($dir);
2346 # We use realpath() on Unix, since no other will properly clean out
2348 use Cwd qw/realpath/;
2350 return realpath($dir);
2357 foreach $path (split /:/, $ENV{PATH})
2359 my $fullpath = "$path/$name$target{exe_extension}";
2360 if (-f $fullpath and -x $fullpath)
2363 unless ($name eq "perl" and
2364 system("$fullpath -e " . '\'exit($]<5.0);\''));
2371 perl => sub { my $x = shift;
2372 $x =~ s/([\\\$\@"])/\\$1/g;
2373 return '"'.$x.'"'; },
2377 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2379 map { $processor->($_); } @_;
2382 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2383 # $filename is a file name to read from
2384 # $line_concat_cond_re is a regexp detecting a line continuation ending
2385 # $line_concat is a CODEref that takes care of concatenating two lines
2386 sub collect_from_file {
2387 my $filename = shift;
2388 my $line_concat_cond_re = shift;
2389 my $line_concat = shift;
2391 open my $fh, $filename || die "unable to read $filename: $!\n";
2393 my $saved_line = "";
2397 if (defined $line_concat) {
2398 $_ = $line_concat->($saved_line, $_);
2401 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2407 die "$filename ending with continuation line\n" if $_;
2413 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2414 # $array is an ARRAYref of lines
2415 # $line_concat_cond_re is a regexp detecting a line continuation ending
2416 # $line_concat is a CODEref that takes care of concatenating two lines
2417 sub collect_from_array {
2419 my $line_concat_cond_re = shift;
2420 my $line_concat = shift;
2421 my @array = (@$array);
2424 my $saved_line = "";
2426 while (defined($_ = shift @array)) {
2428 if (defined $line_concat) {
2429 $_ = $line_concat->($saved_line, $_);
2432 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2438 die "input text ending with continuation line\n" if $_;
2443 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2444 # $lineiterator is a CODEref that delivers one line at a time.
2445 # All following arguments are regex/CODEref pairs, where the regexp detects a
2446 # line and the CODEref does something with the result of the regexp.
2447 sub collect_information {
2448 my $lineiterator = shift;
2449 my %collectors = @_;
2451 while(defined($_ = $lineiterator->())) {
2454 foreach my $re (keys %collectors) {
2455 if ($re ne "OTHERWISE" && /$re/) {
2456 $collectors{$re}->($lineiterator);
2460 if ($collectors{"OTHERWISE"}) {
2461 $collectors{"OTHERWISE"}->($lineiterator, $_)
2462 unless $found || !defined $collectors{"OTHERWISE"};