5 ## Configure -- OpenSSL source tree configuration script
6 ## If editing this file, run this command before committing
7 ## make -f Makefile.in TABLE
13 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
14 use File::Path qw/mkpath/;
16 # see INSTALL for instructions.
18 my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-egd] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--config=FILE] os/compiler[:flags]\n";
22 # --config add the given configuration file, which will be read after
23 # any "Configurations*" files that are found in the same
24 # directory as this script.
25 # --prefix prefix for the OpenSSL installation, which includes the
26 # directories bin, lib, include, share/man, share/doc/openssl
27 # This becomes the value of INSTALLTOP in Makefile
28 # (Default: /usr/local)
29 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
30 # If it's a relative directory, it will be added on the directory
31 # given with --prefix.
32 # This becomes the value of OPENSSLDIR in Makefile and in C.
33 # (Default: PREFIX/ssl)
35 # --cross-compile-prefix Add specified prefix to binutils components.
37 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
38 # interfaces deprecated as of the specified OpenSSL version.
40 # no-hw-xxx do not compile support for specific crypto hardware.
41 # Generic OpenSSL-style methods relating to this support
42 # are always compiled but return NULL if the hardware
43 # support isn't compiled.
44 # no-hw do not compile support for any crypto hardware.
45 # [no-]threads [don't] try to create a library that is suitable for
46 # multithreaded applications (default is "threads" if we
48 # [no-]shared [don't] try to create shared libraries when supported.
49 # [no-]pic [don't] try to build position independent code when supported.
50 # If disabled, it also disables shared and dynamic-engine.
51 # no-asm do not use assembler
52 # no-dso do not compile in any native shared-library methods. This
53 # will ensure that all methods just return NULL.
54 # no-egd do not compile support for the entropy-gathering daemon APIs
55 # [no-]zlib [don't] compile support for zlib compression.
56 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
57 # library and will be loaded in run-time by the OpenSSL library.
58 # sctp include SCTP support
59 # 386 generate 80386 code
60 # enable-weak-ssl-ciphers
61 # Enable weak ciphers that are disabled by default. This currently
62 # only includes RC4 based ciphers.
63 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
64 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
65 # -<xxx> +<xxx> compiler options are passed through
67 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
68 # provided to stack calls. Generates unique stack functions for
69 # each possible stack type.
70 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
71 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
72 # Following are set automatically by this script
74 # MD5_ASM use some extra md5 assember,
75 # SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
76 # RMD160_ASM use some extra ripemd160 assember,
77 # SHA256_ASM sha256_block is implemented in assembler
78 # SHA512_ASM sha512_block is implemented in assembler
79 # AES_ASM ASE_[en|de]crypt is implemented in assembler
81 # Minimum warning options... any contributions to OpenSSL should at least get
84 my $gcc_devteam_warn = "-DPEDANTIC -DREF_DEBUG -DDEBUG_UNUSED -DBIO_DEBUG"
89 . " -Wmissing-prototypes"
96 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
97 # TODO(openssl-team): fix problems and investigate if (at least) the
98 # following warnings can also be enabled:
102 # -Wlanguage-extension-token -- no, we use asm()
103 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
104 # -Wextended-offsetof -- no, needed in CMS ASN1 code
105 my $clang_devteam_warn = ""
106 . " -Qunused-arguments"
108 . " -Wno-unused-parameter"
109 . " -Wno-missing-field-initializers"
110 . " -Wno-language-extension-token"
111 . " -Wno-extended-offsetof"
112 . " -Wconditional-uninitialized"
113 . " -Wincompatible-pointer-types-discards-qualifiers"
114 . " -Wmissing-variable-declarations"
117 # This adds backtrace information to the memory leak info. Is only used
118 # when crypto-mdebug-backtrace is enabled.
119 my $memleak_devteam_backtrace = "-rdynamic";
121 my $strict_warnings = 0;
123 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
124 # which would cover all BSD flavors. -pthread applies to them all,
125 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
126 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
127 # which has to be accompanied by explicit -D_THREAD_SAFE and
128 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
129 # seems to be sufficient?
130 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
133 # API compability name to version number mapping.
135 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
137 "1.1.0" => "0x10100000L",
138 "1.0.0" => "0x10000000L",
139 "0.9.8" => "0x00908000L",
146 # Forward declarations ###############################################
148 # read_config(filename)
150 # Reads a configuration file and populates %table with the contents
151 # (which the configuration file places in %targets).
154 # resolve_config(target)
156 # Resolves all the late evalutations, inheritances and so on for the
157 # chosen target and any target it inherits from.
161 # Information collection #############################################
163 # Unified build supports separate build dir
164 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
165 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
166 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
168 $config{sourcedir} = abs2rel($srcdir);
169 $config{builddir} = abs2rel($blddir);
171 # Collect version numbers
172 $config{version} = "unknown";
173 $config{version_num} = "unknown";
174 $config{shlib_version_number} = "unknown";
175 $config{shlib_version_history} = "unknown";
178 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
179 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
180 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
181 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
182 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
184 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
186 ($config{major}, $config{minor})
187 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
188 ($config{shlib_major}, $config{shlib_minor})
189 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
190 die "erroneous version information in opensslv.h: ",
191 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
192 if ($config{major} eq "" || $config{minor} eq ""
193 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
195 # Collect target configurations
197 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
198 foreach (sort glob($pattern) ) {
203 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
207 $config{openssldir}="";
208 $config{processor}="";
210 $config{cross_compile_prefix}="";
211 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
212 my $nofipscanistercheck=0;
213 $config{baseaddr}="0xFB00000";
214 my $auto_threads=1; # enable threads automatically? true by default
218 # Top level directories to build
219 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
220 # crypto/ subdirectories to build
223 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305",
224 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
225 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
226 "buffer", "bio", "stack", "lhash", "rand", "err",
227 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
228 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
231 # Known TLS and DTLS protocols
232 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
233 my @dtls = qw(dtls1 dtls1_2);
235 # Explicitelly known options that are possible to disable. They can
236 # be regexps, and will be used like this: /^no-${option}$/
237 # For developers: keep it sorted alphabetically
254 "crypto-mdebug-backtrace",
268 "ec_nistp_64_gcc_128",
295 "rijndael", # Old AES name
323 foreach my $proto ((@tls, @dtls))
325 push(@disablables, $proto);
326 push(@disablables, "$proto-method");
329 my @deprecated_disablables = (
333 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
335 our %disabled = ( # "what" => "comment"
336 "ec_nistp_64_gcc_128" => "default",
341 "shared" => "default",
342 "ssl-trace" => "default",
344 "ssl3-method" => "default",
345 "static-engine" => "default",
346 "unit-test" => "default",
347 "weak-ssl-ciphers" => "default",
349 "zlib-dynamic" => "default",
350 "crypto-mdebug" => "default",
351 "heartbeats" => "default",
354 # Note: => pair form used for aesthetics, not to truly make a hash table
355 my @disable_cascades = (
356 # "what" => [ "cascade", ... ]
357 sub { $config{processor} eq "386" }
360 "ssl3-method" => [ "ssl3" ],
361 "zlib" => [ "zlib-dynamic" ],
362 "rijndael" => [ "aes" ],
364 "ec" => [ "ecdsa", "ecdh" ],
366 "dgram" => [ "dtls" ],
369 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
370 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
371 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
373 # Additionally, SSL 3.0 requires either RSA or DSA+DH
375 && ($disabled{dsa} || $disabled{dh}); }
378 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
379 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
380 # (XXX: We don't support PSK-only builds).
382 && ($disabled{dsa} || $disabled{dh})
383 && ($disabled{ecdsa} || $disabled{ecdh}); }
384 => [ "tls1", "tls1_1", "tls1_2",
385 "dtls1", "dtls1_2" ],
389 # SRP and HEARTBEATS require TLSEXT
390 "tlsext" => [ "srp", "heartbeats" ],
392 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
394 # Without DSO, we can't load dynamic engines, so don't build them dynamic
395 "dso" => [ "dynamic-engine" ],
397 # Without position independent code, there can be no shared libraries or DSOs
398 "pic" => [ "shared", "dynamic-engine" ],
401 # Avoid protocol support holes. Also disable all versions below N, if version
402 # N is disabled while N+1 is enabled.
404 my @list = (reverse @tls);
405 while ((my $first, my $second) = (shift @list, shift @list)) {
407 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
409 unshift @list, $second;
411 my @list = (reverse @dtls);
412 while ((my $first, my $second) = (shift @list, shift @list)) {
414 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
416 unshift @list, $second;
419 # Explicit "no-..." options will be collected in %disabled along with the defaults.
420 # To remove something from %disabled, use "enable-foo".
421 # For symmetry, "disable-foo" is a synonym for "no-foo".
423 my @generated_headers = (
424 "include/openssl/opensslconf.h",
425 "crypto/include/internal/bn_conf.h",
426 "crypto/include/internal/dso_conf.h"
429 my @generated_by_make_headers = (
436 &usage if ($#ARGV < 0);
441 $config{openssl_api_defines}=[];
442 $config{openssl_algorithm_defines}=[];
443 $config{openssl_thread_defines}=[];
444 $config{openssl_sys_defines}=[];
445 $config{openssl_other_defines}=[];
449 $config{build_type} = "release";
453 if (grep /^reconf(igure)?$/, @argvcopy) {
454 if (-f "./configdata.pm") {
455 my $file = "./configdata.pm";
456 unless (my $return = do $file) {
457 die "couldn't parse $file: $@" if $@;
458 die "couldn't do $file: $!" unless defined $return;
459 die "couldn't run $file" unless $return;
462 @argvcopy = defined($configdata::config{perlargv}) ?
463 @{$configdata::config{perlargv}} : ();
464 die "Incorrect data to reconfigure, please do a normal configuration\n"
465 if (grep(/^reconf/,@argvcopy));
466 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
467 if defined($configdata::config{cross_compile_prefix});
468 $ENV{CROSS_COMPILE} = $configdata::config{cc}
469 if defined($configdata::config{cc});
471 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
472 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
473 if $ENV{CROSS_COMPILE};
474 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
475 } elsif (open IN, "<Makefile") {
477 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
478 # centered information gathering the reading configdata.pm
482 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
483 # Older form, we split the string and hope for the best
484 @argvcopy = split /\s+/, $_;
485 die "Incorrect data to reconfigure, please do a normal configuration\n"
486 if (grep(/^reconf/,@argvcopy));
487 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
488 $ENV{CROSS_COMPILE}=$1;
489 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
494 # END OF TEMPORARY SECTION
497 die "Insufficient data to reconfigure, please do a normal configuration\n";
501 $config{perlargv} = [ @argvcopy ];
503 my %unsupported_options = ();
504 my %deprecated_options = ();
507 # VMS is a case insensitive environment, and depending on settings
508 # out of our control, we may receive options uppercased. Let's
509 # downcase at least the part before any equal sign.
514 s /^-no-/no-/; # some people just can't read the instructions
516 # rewrite some options in "enable-..." form
517 s /^-?-?shared$/enable-shared/;
518 s /^sctp$/enable-sctp/;
519 s /^threads$/enable-threads/;
520 s /^zlib$/enable-zlib/;
521 s /^zlib-dynamic$/enable-zlib-dynamic/;
523 if (/^(no|disable|enable)-(.+)$/)
526 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
528 $deprecated_options{$_} = 1;
531 elsif (!grep { $word =~ /^${_}$/ } @disablables)
533 $unsupported_options{$_} = 1;
537 if (/^no-(.+)$/ || /^disable-(.+)$/)
539 foreach my $proto ((@tls, @dtls))
541 if ($1 eq "$proto-method")
543 $disabled{"$proto"} = "option($proto-method)";
549 foreach my $proto (@dtls)
551 $disabled{$proto} = "option(dtls)";
556 # Last one of its kind
557 $disabled{"ssl3"} = "option(ssl)";
561 # XXX: Tests will fail if all SSL/TLS
562 # protocols are disabled.
563 foreach my $proto (@tls)
565 $disabled{$proto} = "option(tls)";
568 elsif ($1 eq "static-engine")
570 delete $disabled{"dynamic-engine"};
572 elsif ($1 eq "dynamic-engine")
574 $disabled{"dynamic-engine"} = "option";
578 $disabled{$1} = "option";
580 # No longer an automatic choice
581 $auto_threads = 0 if ($1 eq "threads");
583 elsif (/^enable-(.+)$/)
585 if ($1 eq "static-engine")
587 $disabled{"dynamic-engine"} = "option";
589 elsif ($1 eq "dynamic-engine")
591 delete $disabled{"dynamic-engine"};
593 elsif ($1 eq "zlib-dynamic")
595 delete $disabled{"zlib"};
598 delete $disabled{$algo};
600 # No longer an automatic choice
601 $auto_threads = 0 if ($1 eq "threads");
603 elsif (/^--strict-warnings$/)
605 $strict_warnings = 1;
609 $config{build_type} = "debug";
611 elsif (/^--release$/)
613 $config{build_type} = "release";
616 { $config{processor}=386; }
623 # No RSAref support any more since it's not needed.
624 # The check for the option is there so scripts aren't
627 elsif (/^nofipscanistercheck$/)
630 $nofipscanistercheck = 1;
638 elsif (/^--prefix=(.*)$/)
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 (/^zlib-dynamic$/)
803 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
804 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
805 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
810 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
812 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
813 || /^autoalginit/ || /^autoerrinit/)
815 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
816 print " OPENSSL_NO_$ALGO";
818 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
822 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
824 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
825 print " OPENSSL_NO_$ALGO";
827 # fix-up crypto/directory name(s)
828 $algo="whrlpool" if $algo eq "whirlpool";
829 $algo="ripemd" if $algo eq "rmd160";
830 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
839 print "Configuring for $target\n";
841 # Support for legacy targets having a name starting with 'debug-'
842 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
844 $config{build_type} = "debug";
846 # If we do not find debug-foo in the table, the target is set to foo.
847 if (!$table{$target}) {
851 $config{target} = $target;
852 my %target = resolve_config($target);
854 &usage if (!%target || $target{template});
856 %target = ( %{$table{DEFAULTS}}, %target );
858 $target{exe_extension}="";
859 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
860 || $config{target} =~ /^(?:Cygwin|mingw)/);
861 $target{exe_extension}=".nlm" if ($config{target} =~ /netware/);
862 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
864 ($target{shared_extension_simple}=$target{shared_extension})
865 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
866 $target{dso_extension}=$target{shared_extension_simple};
867 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
868 if ($config{target} =~ /^(?:Cygwin|mingw)/);
871 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
872 if $config{cross_compile_prefix} eq "";
874 # Allow overriding the names of some tools. USE WITH CARE
875 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
876 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
877 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
878 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
879 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
881 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
882 # or release_ attributes.
883 # Do it in such a way that no spurious space is appended (hence the grep).
884 $config{defines} = [];
885 $config{cflags} = "";
886 $config{ex_libs} = "";
887 $config{shared_ldflag} = "";
889 # Make sure build_scheme is consistent.
890 $target{build_scheme} = [ $target{build_scheme} ]
891 if ref($target{build_scheme}) ne "ARRAY";
893 ###### TO BE REMOVED BEFORE FINAL RELEASE
895 ###### If the user has chosen --unified, we give it to them.
896 ###### The same happens if we detect that they try to build out-of-source.
897 if ($target{build_file} eq "Makefile"
898 && $target{build_scheme}->[0] eq "unixmake"
899 && ($unified || $srcdir ne $blddir)) {
900 $target{build_scheme} = [ "unified", "unix" ];
903 my ($builder, $builder_platform, @builder_opts) =
904 @{$target{build_scheme}};
906 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
908 $config{cflags} .= " -mno-cygwin";
909 $config{shared_ldflag} .= " -mno-cygwin";
912 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
913 # minimally required architecture flags for assembly modules
914 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
915 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
918 my $no_shared_warn=0;
919 my $no_user_cflags=0;
920 my $no_user_defines=0;
922 # The DSO code currently always implements all functions so that no
923 # applications will have to worry about that from a compilation point
924 # of view. However, the "method"s may return zero unless that platform
925 # has support compiled in for them. Currently each method is enabled
926 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
927 # string entry into using the following logic;
928 if (!$disabled{dso} && $target{dso_scheme} ne "")
930 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
931 if ($target{dso_scheme} eq "DLFCN")
933 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
935 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
937 unshift @{$config{defines}}, "DSO_DLFCN";
941 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
945 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
951 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
952 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
956 # If threads aren't disabled, check how possible they are
957 unless ($disabled{threads}) {
959 # Enabled by default, disable it forcibly if unavailable
960 if ($target{thread_scheme} eq "(unknown)") {
961 $disabled{threads} = "unavailable";
964 # The user chose to enable threads explicitely, let's see
965 # if there's a chance that's possible
966 if ($target{thread_scheme} eq "(unknown)") {
967 # If the user asked for "threads" and we don't have internal
968 # knowledge how to do it, [s]he is expected to provide any
969 # system-dependent compiler options that are necessary. We
970 # can't truly check that the given options are correct, but
971 # we expect the user to know what [s]He is doing.
972 if ($no_user_cflags && $no_user_defines) {
973 die "You asked for multi-threading support, but didn't\n"
974 ,"provide any system-specific compiler options\n";
980 # If threads still aren't disabled, add a C macro to ensure the source
981 # code knows about it. Any other flag is taken care of by the configs.
982 unless($disabled{threads}) {
983 foreach (("defines", "openssl_thread_defines")) {
984 push @{$config{$_}}, "OPENSSL_THREADS";
988 # With "deprecated" disable all deprecated features.
989 if (defined($disabled{"deprecated"})) {
990 $config{api} = $maxapi;
993 if ($target{shared_target} eq "")
996 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
998 $disabled{shared} = "no-shared-target";
999 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1003 if ($disabled{"dynamic-engine"}) {
1004 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1005 $config{dynamic_engines} = 0;
1007 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1008 $config{dynamic_engines} = 1;
1015 # This saves the build files from having to check
1018 $target{shared_cflag} = $target{shared_ldflag} =
1019 $target{shared_rcflag} = "";
1023 push @{$config{defines}}, "OPENSSL_PIC";
1026 if ($target{sys_id} ne "")
1028 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1031 unless ($disabled{asm}) {
1032 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1033 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1035 # bn-586 is the only one implementing bn_*_part_words
1036 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1037 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1039 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1040 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1041 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1043 if ($config{fips}) {
1044 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1047 if ($target{sha1_asm_src}) {
1048 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1049 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1050 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1052 if ($target{md5_asm_src}) {
1053 push @{$config{defines}}, "MD5_ASM";
1055 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1056 if ($target{rmd160_asm_src}) {
1057 push @{$config{defines}}, "RMD160_ASM";
1059 if ($target{aes_asm_src}) {
1060 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1061 # aes-ctr.fake is not a real file, only indication that assembler
1062 # module implements AES_ctr32_encrypt...
1063 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1064 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1065 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1066 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1067 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1068 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1070 if ($target{wp_asm_src} =~ /mmx/) {
1071 if ($config{processor} eq "386") {
1072 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1073 } elsif (!$disabled{"whirlpool"}) {
1074 push @{$config{defines}}, "WHIRLPOOL_ASM";
1077 if ($target{modes_asm_src} =~ /ghash-/) {
1078 push @{$config{defines}}, "GHASH_ASM";
1080 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1081 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1083 if ($target{poly1305_asm_src} ne "") {
1084 push @{$config{defines}}, "POLY1305_ASM";
1088 my $ecc = $target{cc};
1090 # Is the compiler gcc or clang? $ecc is used below to see if
1091 # error-checking can be turned on.
1092 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1093 $config{makedepprog} = 'makedepend';
1094 open(PIPE, "$ccpcc --version 2>&1 | head -2 |");
1096 $config{makedepprog} = $ccpcc if /clang|gcc/;
1097 $ecc = "clang" if /clang/;
1098 $ecc = "gcc" if /gcc/;
1104 # Deal with bn_ops ###################################################
1107 $config{export_var_as_fn} =0;
1108 my $def_int="unsigned int";
1109 $config{rc4_int} =$def_int;
1110 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1113 foreach (sort split(/\s+/,$target{bn_ops})) {
1114 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1115 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1116 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1117 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1118 ($config{b64l},$config{b64},$config{b32})
1119 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1120 ($config{b64l},$config{b64},$config{b32})
1121 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1122 ($config{b64l},$config{b64},$config{b32})
1123 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1125 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1129 # Hack cflags for better warnings (dev option) #######################
1131 # "Stringify" the C flags string. This permits it to be made part of a string
1132 # and works as well on command lines.
1133 $config{cflags} =~ s/([\\\"])/\\\1/g;
1135 if (defined($config{api})) {
1136 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1137 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1138 push @{$config{defines}}, $apiflag;
1141 if ($strict_warnings)
1144 die "ERROR --strict-warnings requires gcc or clang"
1145 unless $ecc eq 'gcc' || $ecc eq 'clang';
1146 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1148 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1150 if ($ecc eq "clang")
1152 foreach $wopt (split /\s+/, $clang_devteam_warn)
1154 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1159 unless ($disabled{"crypto-mdebug-backtrace"})
1161 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1163 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1165 if ($target =~ /^BSD-/)
1167 $config{ex_libs} .= " -lexecinfo";
1171 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1172 else { $no_user_cflags=1; }
1173 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1174 else { $no_user_defines=1; }
1176 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1179 if ($target =~ m/^linux/) {
1180 my $minver = 4*10000 + 1*100 + 0;
1181 if ($config{cross_compile_prefix} eq "") {
1182 my $verstr = `uname -r`;
1183 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1184 ($mi2) = $mi2 =~ /(\d+)/;
1185 my $ver = $ma*10000 + $mi1*100 + $mi2;
1186 if ($ver < $minver) {
1187 $disabled{afalg} = "too-old-kernel";
1189 push @{$config{engdirs}}, "afalg";
1193 $disabled{afalg} = "not-linux";
1196 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalg});
1198 # If we use the unified build, collect information from build.info files
1199 my %unified_info = ();
1201 if ($builder eq "unified") {
1202 # Store the name of the template file we will build the build file from
1203 # in %config. This may be useful for the build file itself.
1204 my $build_file_template =
1205 catfile($srcdir, "Configurations",
1206 $builder_platform."-".$target{build_file}.".tmpl");
1207 $build_file_template =
1208 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1209 if (! -f $build_file_template);
1210 $config{build_file_template} = $build_file_template;
1212 use lib catdir(dirname(__FILE__),"util");
1213 use with_fallback qw(Text::Template);
1218 my $relativeto = shift || ".";
1220 $dir = catdir($base,$dir) unless isabsolute($dir);
1222 # Make sure the directories we're building in exists
1225 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1226 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1233 my $relativeto = shift || ".";
1235 $file = catfile($base,$file) unless isabsolute($file);
1237 my $d = dirname($file);
1238 my $f = basename($file);
1240 # Make sure the directories we're building in exists
1243 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1244 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1248 my @build_infos = ( [ ".", "build.info" ] );
1249 foreach (@{$config{dirs}}) {
1250 push @build_infos, [ $_, "build.info" ]
1251 if (-f catfile($srcdir, $_, "build.info"));
1253 foreach (@{$config{sdirs}}) {
1254 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1255 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1257 foreach (@{$config{engdirs}}) {
1258 push @build_infos, [ catdir("engines", $_), "build.info" ]
1259 if (-f catfile($srcdir, "engines", $_, "build.info"));
1262 $config{build_infos} = [ ];
1264 foreach (@build_infos) {
1265 my $sourced = catdir($srcdir, $_->[0]);
1266 my $buildd = catdir($blddir, $_->[0]);
1271 # The basic things we're trying to build
1277 my @intermediates = ();
1285 my %sharednames = ();
1288 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1289 my $template = Text::Template->new(TYPE => 'FILE',
1290 SOURCE => catfile($sourced, $f));
1291 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1294 $template->fill_in(HASH => { config => \%config,
1296 disabled => \%disabled,
1297 builddir => abs2rel($buildd, $blddir),
1298 sourcedir => abs2rel($sourced, $blddir),
1299 buildtop => abs2rel($blddir, $blddir),
1300 sourcetop => abs2rel($srcdir, $blddir) },
1301 DELIMITERS => [ "{-", "-}" ]);
1303 # The top item of this stack has the following values
1304 # -2 positive already run and we found ELSE (following ELSIF should fail)
1305 # -1 positive already run (skip until ENDIF)
1306 # 0 negatives so far (if we're at a condition, check it)
1307 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1308 # 2 positive ELSE (following ELSIF should fail)
1310 collect_information(
1311 collect_from_array([ @text ],
1312 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1313 $l1 =~ s/\\$//; $l1.$l2 }),
1314 # Info we're looking for
1315 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1316 => sub { push @skip, !! $1; },
1317 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1318 => sub { die "ELSIF out of scope" if ! @skip;
1319 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1320 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1321 $skip[$#skip] = !! $1
1322 if $skip[$#skip] == 0; },
1324 => sub { die "ELSE out of scope" if ! @skip;
1325 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1326 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1328 => sub { die "ENDIF out of scope" if ! @skip;
1330 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1331 => sub { push @programs, split(/\s+/, $1)
1332 if !@skip || $skip[$#skip] > 0 },
1333 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1334 => sub { push @libraries, split(/\s+/, $1)
1335 if !@skip || $skip[$#skip] > 0 },
1336 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1337 => sub { push @engines, split(/\s+/, $1)
1338 if !@skip || $skip[$#skip] > 0 },
1339 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1340 => sub { push @scripts, split(/\s+/, $1)
1341 if !@skip || $skip[$#skip] > 0 },
1342 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1343 => sub { push @extra, split(/\s+/, $1)
1344 if !@skip || $skip[$#skip] > 0 },
1346 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1347 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1348 if !@skip || $skip[$#skip] > 0 },
1349 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1350 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1351 if !@skip || $skip[$#skip] > 0 },
1352 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1353 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1354 if !@skip || $skip[$#skip] > 0 },
1355 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1356 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1357 if !@skip || $skip[$#skip] > 0 },
1358 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1359 => sub { push @{$generate{$1}}, $2
1360 if !@skip || $skip[$#skip] > 0 },
1361 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1362 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1363 if !@skip || $skip[$#skip] > 0 },
1364 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1365 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1366 if !@skip || $skip[$#skip] > 0 },
1367 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1369 my $lineiterator = shift;
1370 my $target_kind = $1;
1371 while (defined $lineiterator->()) {
1373 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1374 die "ENDRAW doesn't match BEGINRAW"
1375 if $1 ne $target_kind;
1378 next if @skip && $skip[$#skip] <= 0;
1380 if ($target_kind eq $target{build_file}
1381 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1384 qr/^(?:#.*|\s*)$/ => sub { },
1385 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1387 die "runaway IF?" if (@skip);
1389 foreach (keys %renames) {
1390 die "$_ renamed to more than one thing: "
1391 ,join(" ", @{$renames{$_}}),"\n"
1392 if scalar @{$renames{$_}} > 1;
1393 my $dest = cleanfile($buildd, $_, $blddir);
1394 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1395 die "$dest renamed to more than one thing: "
1396 ,$unified_info{rename}->{$dest}, $to
1397 unless !defined($unified_info{rename}->{$dest})
1398 or $unified_info{rename}->{$dest} eq $to;
1399 $unified_info{rename}->{$dest} = $to;
1402 foreach (@programs) {
1403 my $program = cleanfile($buildd, $_, $blddir);
1404 if ($unified_info{rename}->{$program}) {
1405 $program = $unified_info{rename}->{$program};
1407 $unified_info{programs}->{$program} = 1;
1410 foreach (@libraries) {
1411 my $library = cleanfile($buildd, $_, $blddir);
1412 if ($unified_info{rename}->{$library}) {
1413 $library = $unified_info{rename}->{$library};
1415 $unified_info{libraries}->{$library} = 1;
1418 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1419 ENGINES can only be used if configured with 'dynamic-engine'.
1420 This is usually a fault in a build.info file.
1422 foreach (@engines) {
1423 my $library = cleanfile($buildd, $_, $blddir);
1424 if ($unified_info{rename}->{$library}) {
1425 $library = $unified_info{rename}->{$library};
1427 $unified_info{engines}->{$library} = 1;
1430 foreach (@scripts) {
1431 my $script = cleanfile($buildd, $_, $blddir);
1432 if ($unified_info{rename}->{$script}) {
1433 $script = $unified_info{rename}->{$script};
1435 $unified_info{scripts}->{$script} = 1;
1439 my $extra = cleanfile($buildd, $_, $blddir);
1440 $unified_info{extra}->{$extra} = 1;
1443 push @{$unified_info{rawlines}}, @rawlines;
1445 unless ($disabled{shared}) {
1446 # Check sharednames.
1447 foreach (keys %sharednames) {
1448 my $dest = cleanfile($buildd, $_, $blddir);
1449 if ($unified_info{rename}->{$dest}) {
1450 $dest = $unified_info{rename}->{$dest};
1452 die "shared_name for $dest with multiple values: "
1453 ,join(" ", @{$sharednames{$_}}),"\n"
1454 if scalar @{$sharednames{$_}} > 1;
1455 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1456 die "shared_name found for a library $dest that isn't defined\n"
1457 unless $unified_info{libraries}->{$dest};
1458 die "shared_name for $dest with multiple values: "
1459 ,$unified_info{sharednames}->{$dest}, ", ", $to
1460 unless !defined($unified_info{sharednames}->{$dest})
1461 or $unified_info{sharednames}->{$dest} eq $to;
1462 $unified_info{sharednames}->{$dest} = $to;
1465 # Additionally, we set up sharednames for libraries that don't
1466 # have any, as themselves.
1467 foreach (keys %{$unified_info{libraries}}) {
1468 if (!defined $unified_info{sharednames}->{$_}) {
1469 $unified_info{sharednames}->{$_} = $_
1474 foreach (keys %ordinals) {
1476 my $ddest = cleanfile($buildd, $_, $blddir);
1477 if ($unified_info{rename}->{$ddest}) {
1478 $ddest = $unified_info{rename}->{$ddest};
1480 foreach (@{$ordinals{$dest}}) {
1481 my %known_ordinals =
1484 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1486 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1488 my $o = $known_ordinals{$_};
1489 die "Ordinals for $ddest defined more than once\n"
1490 if $unified_info{ordinals}->{$ddest};
1491 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1495 foreach (keys %sources) {
1497 my $ddest = cleanfile($buildd, $_, $blddir);
1498 if ($unified_info{rename}->{$ddest}) {
1499 $ddest = $unified_info{rename}->{$ddest};
1501 foreach (@{$sources{$dest}}) {
1502 my $s = cleanfile($sourced, $_, $blddir);
1504 # If it isn't in the source tree, we assume it's generated
1507 $s = cleanfile($buildd, $_, $blddir);
1509 # We recognise C and asm files
1510 if ($s =~ /\.[csS]\b$/) {
1511 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1512 $o = cleanfile($buildd, $o, $blddir);
1513 $unified_info{sources}->{$ddest}->{$o} = 1;
1514 $unified_info{sources}->{$o}->{$s} = 1;
1516 $unified_info{sources}->{$ddest}->{$s} = 1;
1521 foreach (keys %generate) {
1523 my $ddest = cleanfile($buildd, $_, $blddir);
1524 if ($unified_info{rename}->{$ddest}) {
1525 $ddest = $unified_info{rename}->{$ddest};
1527 die "more than one generator for $dest: "
1528 ,join(" ", @{$generate{$_}}),"\n"
1529 if scalar @{$generate{$_}} > 1;
1530 my @generator = split /\s+/, $generate{$dest}->[0];
1531 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1532 $unified_info{generate}->{$ddest} = [ @generator ];
1535 foreach (keys %depends) {
1537 my $ddest = cleanfile($buildd, $_, $blddir);
1538 if ($unified_info{rename}->{$ddest}) {
1539 $ddest = $unified_info{rename}->{$ddest};
1541 foreach (@{$depends{$dest}}) {
1542 my $d = cleanfile($sourced, $_, $blddir);
1544 # If we know it's generated, or assume it is because we can't
1545 # find it in the source tree, we set file we depend on to be
1546 # in the build tree rather than the source tree, and assume
1547 # and that there are lines to build it in a BEGINRAW..ENDRAW
1548 # section or in the Makefile template.
1550 || !(grep { $d eq $_ }
1551 map { cleanfile($srcdir, $_, $blddir) }
1552 (@generated_headers, @generated_by_make_headers))) {
1553 $d = cleanfile($buildd, $_, $blddir);
1555 # Take note if the file to depend on is being renamed
1556 if ($unified_info{rename}->{$d}) {
1557 $d = $unified_info{rename}->{$d};
1559 $unified_info{depends}->{$ddest}->{$d} = 1;
1560 # If we depend on a header file, let's make sure it
1563 my $i = dirname($d);
1564 push @{$unified_info{includes}->{$ddest}}, $i
1565 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1570 foreach (keys %includes) {
1572 my $ddest = cleanfile($buildd, $_, $blddir);
1573 if ($unified_info{rename}->{$ddest}) {
1574 $ddest = $unified_info{rename}->{$ddest};
1576 foreach (@{$includes{$dest}}) {
1577 my $i = cleandir($sourced, $_, $blddir);
1578 push @{$unified_info{includes}->{$ddest}}, $i
1579 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1584 ### Make unified_info a bit more efficient
1585 # One level structures
1586 foreach (("programs", "libraries", "engines", "scripts", "extra")) {
1587 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1589 # Two level structures
1590 foreach my $l1 (("sources", "ldadd", "depends")) {
1591 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1592 $unified_info{$l1}->{$l2} =
1593 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1598 # For the schemes that need it, we provide the old *_obj configs
1599 # from the *_asm_obj ones
1600 foreach (grep /_(asm|aux)_src$/, keys %target) {
1602 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1603 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1606 # Write down our configuration where it fits #########################
1608 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1616 #use vars qw(\@ISA \@EXPORT);
1617 our \@ISA = qw(Exporter);
1618 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1621 print OUT "our %config = (\n";
1622 foreach (sort keys %config) {
1623 if (ref($config{$_}) eq "ARRAY") {
1624 print OUT " ", $_, " => [ ", join(", ",
1625 map { quotify("perl", $_) }
1626 @{$config{$_}}), " ],\n";
1628 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1635 print OUT "our %target = (\n";
1636 foreach (sort keys %target) {
1637 if (ref($target{$_}) eq "ARRAY") {
1638 print OUT " ", $_, " => [ ", join(", ",
1639 map { quotify("perl", $_) }
1640 @{$target{$_}}), " ],\n";
1642 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1649 print OUT "our \%available_protocols = (\n";
1650 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1651 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1656 print OUT "our \%disabled = (\n";
1657 foreach (sort keys %disabled) {
1658 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1664 print OUT "our %withargs = (\n";
1665 foreach (sort keys %withargs) {
1666 if (ref($withargs{$_}) eq "ARRAY") {
1667 print OUT " ", $_, " => [ ", join(", ",
1668 map { quotify("perl", $_) }
1669 @{$withargs{$_}}), " ],\n";
1671 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1678 if ($builder eq "unified") {
1683 if (ref $_ eq "ARRAY") {
1684 print OUT " "x$indent, "[\n";
1686 $recurse->($indent + 4, $_);
1688 print OUT " "x$indent, "],\n";
1689 } elsif (ref $_ eq "HASH") {
1691 print OUT " "x$indent, "{\n";
1692 foreach (sort keys %h) {
1693 if (ref $h{$_} eq "") {
1694 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1696 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1697 $recurse->($indent + 8, $h{$_});
1700 print OUT " "x$indent, "},\n";
1702 print OUT " "x$indent, quotify("perl", $_), ",\n";
1706 print OUT "our %unified_info = (\n";
1707 foreach (sort keys %unified_info) {
1708 if (ref $unified_info{$_} eq "") {
1709 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1711 print OUT " "x4, quotify("perl", $_), " =>\n";
1712 $recurse->(8, $unified_info{$_});
1724 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1725 print "CC =$target{cc}\n";
1726 print "CFLAG =$target{cflags} $config{cflags}\n";
1727 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1728 print "LFLAG =$target{lflags}\n";
1729 print "PLIB_LFLAG =$target{plib_lflags}\n";
1730 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1731 print "APPS_OBJ =$target{apps_obj}\n";
1732 print "CPUID_OBJ =$target{cpuid_obj}\n";
1733 print "UPLINK_OBJ =$target{uplink_obj}\n";
1734 print "BN_ASM =$target{bn_obj}\n";
1735 print "EC_ASM =$target{ec_obj}\n";
1736 print "DES_ENC =$target{des_obj}\n";
1737 print "AES_ENC =$target{aes_obj}\n";
1738 print "BF_ENC =$target{bf_obj}\n";
1739 print "CAST_ENC =$target{cast_obj}\n";
1740 print "RC4_ENC =$target{rc4_obj}\n";
1741 print "RC5_ENC =$target{rc5_obj}\n";
1742 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1743 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1744 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1745 print "CMLL_ENC =$target{cmll_obj}\n";
1746 print "MODES_OBJ =$target{modes_obj}\n";
1747 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1748 print "CHACHA_ENC =$target{chacha_obj}\n";
1749 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1750 print "PROCESSOR =$config{processor}\n";
1751 print "RANLIB =$target{ranlib}\n";
1752 print "ARFLAGS =$target{arflags}\n";
1753 print "PERL =$config{perl}\n";
1755 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1756 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1757 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1758 print "BN_LLONG mode\n" if $config{bn_ll};
1759 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1761 for (@generated_headers) {
1762 mkpath(catdir($blddir, dirname($_)));
1763 run_dofile(catfile($blddir, $_),
1764 catfile($srcdir, $_.".in"));
1768 ### When the old "unixmake" scheme goes away, so does this function
1770 sub build_Makefile {
1771 run_dofile("Makefile","Makefile.in");
1773 # Copy all Makefile.in to Makefile (except top-level)
1782 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1783 my $in = IO::File->new($_, "r") or
1784 die sprintf "Error reading Makefile.in in %s: !$\n",
1786 my $out = IO::File->new("Makefile", "w") or
1787 die sprintf "Error writing Makefile in %s: !$\n",
1789 print $out "# Generated from $_, do not edit\n";
1790 while (my $line = <$in>) { print $out $line }
1792 die sprintf "Error reading Makefile.in in %s: !$\n",
1795 die sprintf "Error writing Makefile in %s: !$\n",
1804 run_dofile(catfile($blddir, $target{build_file}),
1805 $config{build_file_template},
1806 catfile($srcdir, "Configurations", "common.tmpl"));
1811 run_dofile("util/domd", "util/domd.in");
1812 chmod 0755, "util/domd";
1815 my $platform = shift;
1816 # The only reason we do this is to have something to build MINFO from
1819 # create the ms/version32.rc file if needed
1820 if ($platform ne "netware") {
1821 my ($v1, $v2, $v3, $v4);
1822 if ($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) {
1828 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1835 FILEVERSION $v1,$v2,$v3,$v4
1836 PRODUCTVERSION $v1,$v2,$v3,$v4
1843 FILEOS VOS__WINDOWS32
1847 BLOCK "StringFileInfo"
1852 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1853 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1854 VALUE "FileVersion", "$config{version}\\0"
1856 VALUE "InternalName", "libcrypto32\\0"
1857 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1859 VALUE "InternalName", "libssl32\\0"
1860 VALUE "OriginalFilename", "libssl32.dll\\0"
1862 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1863 VALUE "ProductVersion", "$config{version}\\0"
1865 //VALUE "Comments", "\\0"
1866 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1867 //VALUE "LegalTrademarks", "\\0"
1868 //VALUE "PrivateBuild", "\\0"
1869 //VALUE "SpecialBuild", "\\0"
1874 VALUE "Translation", 0x409, 0x4b0
1883 $builders{$builder}->($builder_platform, @builder_opts);
1887 Configured for $target.
1890 print <<"EOF" if ($disabled{threads} eq "unavailable");
1892 The library could not be configured for supporting multi-threaded
1893 applications as the compiler options required on this system are not known.
1894 See file INSTALL for details if you need multi-threading.
1897 print <<"EOF" if ($no_shared_warn);
1899 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1900 platform, so we will pretend you gave the option 'no-pic', which also disables
1901 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1902 or position independent code, please let us know (but please first make sure
1903 you have tried with a current version of OpenSSL).
1906 ###### TO BE REMOVED BEFORE FINAL RELEASE
1908 ###### If the user hasn't chosen --unified, try to nudge them.
1909 if ($target{build_file} eq "Makefile"
1910 && $target{build_scheme}->[0] eq "unixmake"
1913 my $plausible_builddir =
1914 abs2rel(rel2abs("../_openssl-build_$target"),rel2abs("."));
1915 my $plausible_to_sourcedir =
1916 abs2rel(rel2abs("."),rel2abs("../_openssl-build_$target"));
1919 ----------------------------------------------------------------------
1920 Please consider configuring with the flag --unified .
1921 It's to test out a new "unified" building system.
1923 One cool feature is that you can have your build directory elsewhere,
1926 make clean # Clean the current configuration away
1927 mkdir $plausible_builddir
1928 cd $plausible_builddir
1929 $plausible_to_sourcedir/config --unified
1933 Please report any problem you have.
1934 ----------------------------------------------------------------------
1941 ######################################################################
1943 # Helpers and utility functions
1946 # Configuration file reading #########################################
1948 # Helper function to implement conditional inheritance depending on the
1949 # value of $disabled{asm}. Used in inherit_from values as follows:
1951 # inherit_from => [ "template", asm("asm_tmpl") ]
1956 $disabled{asm} ? () : @x;
1960 our $add_called = 0;
1961 # Helper function to implement adding values to already existing configuration
1962 # values. It handles elements that are ARRAYs, CODEs and scalars
1964 my $separator = shift;
1966 # If there's any ARRAY in the collection of values OR the separator
1967 # is undef, we will return an ARRAY of combined values, otherwise a
1968 # string of joined values with $separator as the separator.
1969 my $found_array = !defined($separator);
1974 while (ref($res) eq "CODE") {
1977 if (defined($res)) {
1978 if (ref($res) eq "ARRAY") {
1994 join($separator, grep { defined($_) && $_ ne "" } @values);
1998 my $separator = " ";
1999 if (ref($_[$#_]) eq "HASH") {
2001 $separator = $opts->{separator};
2004 sub { _add($separator, @x, @_) };
2007 my $separator = " ";
2008 if (ref($_[$#_]) eq "HASH") {
2010 $separator = $opts->{separator};
2013 sub { _add($separator, @_, @x) };
2016 # configuration reader, evaluates the input file as a perl script and expects
2017 # it to fill %targets with target configurations. Those are then added to
2021 open(CONFFILE, "< $fname")
2022 or die "Can't open configuration file '$fname'!\n";
2025 my $content = <CONFFILE>;
2030 local %table = %::table; # Protect %table from tampering
2036 # For each target, check that it's configured with a hash table.
2037 foreach (keys %targets) {
2038 if (ref($targets{$_}) ne "HASH") {
2039 if (ref($targets{$_}) eq "") {
2040 warn "Deprecated target configuration for $_, ignoring...\n";
2042 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2044 delete $targets{$_};
2048 %table = (%table, %targets);
2052 # configuration resolver. Will only resolve all the lazy evalutation
2053 # codeblocks for the chozen target and all those it inherits from,
2055 sub resolve_config {
2057 my @breadcrumbs = @_;
2059 my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2061 if (grep { $_ eq $target } @breadcrumbs) {
2062 die "inherit_from loop! target backtrace:\n "
2063 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2066 if (!defined($table{$target})) {
2067 warn "Warning! target $target doesn't exist!\n";
2070 # Recurse through all inheritances. They will be resolved on the
2071 # fly, so when this operation is done, they will all just be a
2072 # bunch of attributes with string values.
2073 # What we get here, though, are keys with references to lists of
2074 # the combined values of them all. We will deal with lists after
2075 # this stage is done.
2076 my %combined_inheritance = ();
2077 if ($table{$target}->{inherit_from}) {
2079 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2080 foreach (@inherit_from) {
2081 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2083 # 'template' is a marker that's considered private to
2084 # the config that had it.
2085 delete $inherited_config{template};
2088 if (!$combined_inheritance{$_}) {
2089 $combined_inheritance{$_} = [];
2091 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2092 } keys %inherited_config;
2096 # We won't need inherit_from in this target any more, since we've
2097 # resolved all the inheritances that lead to this
2098 delete $table{$target}->{inherit_from};
2100 # Now is the time to deal with those lists. Here's the place to
2101 # decide what shall be done with those lists, all based on the
2102 # values of the target we're currently dealing with.
2103 # - If a value is a coderef, it will be executed with the list of
2104 # inherited values as arguments.
2105 # - If the corresponding key doesn't have a value at all or is the
2106 # emoty string, the inherited value list will be run through the
2107 # default combiner (below), and the result becomes this target's
2109 # - Otherwise, this target's value is assumed to be a string that
2110 # will simply override the inherited list of values.
2111 my $default_combiner = add();
2114 map { $_ => 1 } (keys %combined_inheritance,
2115 keys %{$table{$target}});
2117 sub process_values {
2119 my $inherited = shift; # Always a [ list ]
2125 while(ref($object) eq "CODE") {
2126 $object = $object->(@$inherited);
2128 if (!defined($object)) {
2131 elsif (ref($object) eq "ARRAY") {
2132 local $add_called; # To make sure recursive calls don't affect it
2133 return [ map { process_values($_, $inherited, $target, $entry) }
2135 } elsif (ref($object) eq "") {
2138 die "cannot handle reference type ",ref($object)
2139 ," found in target ",$target," -> ",$entry,"\n";
2143 foreach (sort keys %all_keys) {
2144 my $previous = $combined_inheritance{$_};
2146 # Current target doesn't have a value for the current key?
2147 # Assign it the default combiner, the rest of this loop body
2148 # will handle it just like any other coderef.
2149 if (!exists $table{$target}->{$_}) {
2150 $table{$target}->{$_} = $default_combiner;
2153 $table{$target}->{$_} = process_values($table{$target}->{$_},
2154 $combined_inheritance{$_},
2156 unless(defined($table{$target}->{$_})) {
2157 delete $table{$target}->{$_};
2159 if ($extra_checks &&
2160 $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2161 warn "$_ got replaced in $target\n";
2165 # Finally done, return the result.
2166 return %{$table{$target}};
2171 print STDERR $usage;
2172 print STDERR "\npick os/compiler from:\n";
2176 foreach $i (sort keys %table)
2178 next if $table{$i}->{template};
2179 next if $i =~ /^debug/;
2180 $k += length($i) + 1;
2186 print STDERR $i . " ";
2188 foreach $i (sort keys %table)
2190 next if $table{$i}->{template};
2191 next if $i !~ /^debug/;
2192 $k += length($i) + 1;
2198 print STDERR $i . " ";
2200 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2209 unlink $out || warn "Can't remove $out, $!"
2211 foreach (@templates) {
2212 die "Can't open $_, $!" unless -f $_;
2214 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2215 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2218 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2221 # Configuration printer ##############################################
2223 sub print_table_entry
2226 my %target = resolve_config($target);
2229 # Don't print the templates
2230 return if $target{template};
2267 "shared_extension_simple",
2268 "shared_import_extension",
2279 if ($type eq "TABLE") {
2281 print "*** $target\n";
2282 foreach (@sequence) {
2283 if (ref($target{$_}) eq "ARRAY") {
2284 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2286 printf "\$%-12s = %s\n", $_, $target{$_};
2289 } elsif ($type eq "HASH") {
2291 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2292 print " '$target' => {\n";
2293 foreach (@sequence) {
2295 if (ref($target{$_}) eq "ARRAY") {
2296 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2298 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2306 # Utility routines ###################################################
2308 # On VMS, if the given file is a logical name, File::Spec::Functions
2309 # will consider it an absolute path. There are cases when we want a
2310 # purely syntactic check without checking the environment.
2314 # On non-platforms, we just use file_name_is_absolute().
2315 return file_name_is_absolute($file) unless $^O eq "VMS";
2317 # If the file spec includes a device or a directpry spec,
2318 # file_name_is_absolute() is perfectly safe.
2319 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2321 # Here, we know the given file spec isn't absolute
2325 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2326 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2327 # realpath() requires that at least all path components except the last is an
2328 # existing directory. On VMS, the last component of the directory spec must
2333 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2334 # will return the volume name for the device, no matter what. Also,
2335 # it will return an incorrect directory spec if the argument is a
2336 # directory that doesn't exist.
2338 return rel2abs($dir);
2341 # We use realpath() on Unix, since no other will properly clean out
2343 use Cwd qw/realpath/;
2345 return realpath($dir);
2352 foreach $path (split /:/, $ENV{PATH})
2354 if (-f "$path/$name$target{exe_extension}" and -x _)
2356 return "$path/$name$target{exe_extension}" unless ($name eq "perl" and
2357 system("$path/$name$target{exe_extension} -e " . '\'exit($]<5.0);\''));
2364 perl => sub { my $x = shift;
2365 $x =~ s/([\\\$\@"])/\\$1/g;
2366 return '"'.$x.'"'; },
2370 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2372 map { $processor->($_); } @_;
2375 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2376 # $filename is a file name to read from
2377 # $line_concat_cond_re is a regexp detecting a line continuation ending
2378 # $line_concat is a CODEref that takes care of concatenating two lines
2379 sub collect_from_file {
2380 my $filename = shift;
2381 my $line_concat_cond_re = shift;
2382 my $line_concat = shift;
2384 open my $fh, $filename || die "unable to read $filename: $!\n";
2386 my $saved_line = "";
2390 if (defined $line_concat) {
2391 $_ = $line_concat->($saved_line, $_);
2394 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2400 die "$filename ending with continuation line\n" if $_;
2406 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2407 # $array is an ARRAYref of lines
2408 # $line_concat_cond_re is a regexp detecting a line continuation ending
2409 # $line_concat is a CODEref that takes care of concatenating two lines
2410 sub collect_from_array {
2412 my $line_concat_cond_re = shift;
2413 my $line_concat = shift;
2414 my @array = (@$array);
2417 my $saved_line = "";
2419 while (defined($_ = shift @array)) {
2421 if (defined $line_concat) {
2422 $_ = $line_concat->($saved_line, $_);
2425 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2431 die "input text ending with continuation line\n" if $_;
2436 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2437 # $lineiterator is a CODEref that delivers one line at a time.
2438 # All following arguments are regex/CODEref pairs, where the regexp detects a
2439 # line and the CODEref does something with the result of the regexp.
2440 sub collect_information {
2441 my $lineiterator = shift;
2442 my %collectors = @_;
2444 while(defined($_ = $lineiterator->())) {
2447 foreach my $re (keys %collectors) {
2448 if ($re ne "OTHERWISE" && /$re/) {
2449 $collectors{$re}->($lineiterator);
2453 if ($collectors{"OTHERWISE"}) {
2454 $collectors{"OTHERWISE"}->($lineiterator, $_)
2455 unless $found || !defined $collectors{"OTHERWISE"};