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",
297 "rijndael", # Old AES name
325 foreach my $proto ((@tls, @dtls))
327 push(@disablables, $proto);
328 push(@disablables, "$proto-method");
331 my @deprecated_disablables = (
335 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
337 our %disabled = ( # "what" => "comment"
338 "ec_nistp_64_gcc_128" => "default",
343 "shared" => "default",
344 "ssl-trace" => "default",
346 "ssl3-method" => "default",
347 "static-engine" => "default",
348 "unit-test" => "default",
349 "weak-ssl-ciphers" => "default",
351 "zlib-dynamic" => "default",
352 "crypto-mdebug" => "default",
353 "heartbeats" => "default",
356 # Note: => pair form used for aesthetics, not to truly make a hash table
357 my @disable_cascades = (
358 # "what" => [ "cascade", ... ]
359 sub { $config{processor} eq "386" }
362 "ssl3-method" => [ "ssl3" ],
363 "zlib" => [ "zlib-dynamic" ],
364 "rijndael" => [ "aes" ],
366 "ec" => [ "ecdsa", "ecdh" ],
368 "dgram" => [ "dtls" ],
371 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
372 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
373 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
375 # Additionally, SSL 3.0 requires either RSA or DSA+DH
377 && ($disabled{dsa} || $disabled{dh}); }
380 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
381 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
382 # (XXX: We don't support PSK-only builds).
384 && ($disabled{dsa} || $disabled{dh})
385 && ($disabled{ecdsa} || $disabled{ecdh}); }
386 => [ "tls1", "tls1_1", "tls1_2",
387 "dtls1", "dtls1_2" ],
391 # SRP and HEARTBEATS require TLSEXT
392 "tlsext" => [ "srp", "heartbeats" ],
394 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
396 # Without DSO, we can't load dynamic engines, so don't build them dynamic
397 "dso" => [ "dynamic-engine" ],
399 # Without position independent code, there can be no shared libraries or DSOs
400 "pic" => [ "shared", "dynamic-engine" ],
403 # Avoid protocol support holes. Also disable all versions below N, if version
404 # N is disabled while N+1 is enabled.
406 my @list = (reverse @tls);
407 while ((my $first, my $second) = (shift @list, shift @list)) {
409 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
411 unshift @list, $second;
413 my @list = (reverse @dtls);
414 while ((my $first, my $second) = (shift @list, shift @list)) {
416 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
418 unshift @list, $second;
421 # Explicit "no-..." options will be collected in %disabled along with the defaults.
422 # To remove something from %disabled, use "enable-foo".
423 # For symmetry, "disable-foo" is a synonym for "no-foo".
425 my @generated_headers = (
426 "include/openssl/opensslconf.h",
427 "crypto/include/internal/bn_conf.h",
428 "crypto/include/internal/dso_conf.h"
431 my @generated_by_make_headers = (
438 &usage if ($#ARGV < 0);
442 $config{openssl_api_defines}=[];
443 $config{openssl_algorithm_defines}=[];
444 $config{openssl_thread_defines}=[];
445 $config{openssl_sys_defines}=[];
446 $config{openssl_other_defines}=[];
450 $config{build_type} = "release";
456 if (grep /^reconf(igure)?$/, @argvcopy) {
457 if (-f "./configdata.pm") {
458 my $file = "./configdata.pm";
459 unless (my $return = do $file) {
460 die "couldn't parse $file: $@" if $@;
461 die "couldn't do $file: $!" unless defined $return;
462 die "couldn't run $file" unless $return;
465 @argvcopy = defined($configdata::config{perlargv}) ?
466 @{$configdata::config{perlargv}} : ();
467 die "Incorrect data to reconfigure, please do a normal configuration\n"
468 if (grep(/^reconf/,@argvcopy));
469 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
470 if defined($configdata::config{cross_compile_prefix});
471 $ENV{CROSS_COMPILE} = $configdata::config{cc}
472 if defined($configdata::config{cc});
474 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
475 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
476 if $ENV{CROSS_COMPILE};
477 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
478 } elsif (open IN, "<Makefile") {
480 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
481 # centered information gathering the reading configdata.pm
485 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
486 # Older form, we split the string and hope for the best
487 @argvcopy = split /\s+/, $_;
488 die "Incorrect data to reconfigure, please do a normal configuration\n"
489 if (grep(/^reconf/,@argvcopy));
490 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
491 $ENV{CROSS_COMPILE}=$1;
492 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
497 # END OF TEMPORARY SECTION
500 die "Insufficient data to reconfigure, please do a normal configuration\n";
504 $config{perlargv} = [ @argvcopy ];
506 my %unsupported_options = ();
507 my %deprecated_options = ();
510 # VMS is a case insensitive environment, and depending on settings
511 # out of our control, we may receive options uppercased. Let's
512 # downcase at least the part before any equal sign.
517 s /^-no-/no-/; # some people just can't read the instructions
519 # rewrite some options in "enable-..." form
520 s /^-?-?shared$/enable-shared/;
521 s /^sctp$/enable-sctp/;
522 s /^threads$/enable-threads/;
523 s /^zlib$/enable-zlib/;
524 s /^zlib-dynamic$/enable-zlib-dynamic/;
526 if (/^(no|disable|enable)-(.+)$/)
529 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
531 $deprecated_options{$_} = 1;
534 elsif (!grep { $word =~ /^${_}$/ } @disablables)
536 $unsupported_options{$_} = 1;
540 if (/^no-(.+)$/ || /^disable-(.+)$/)
542 foreach my $proto ((@tls, @dtls))
544 if ($1 eq "$proto-method")
546 $disabled{"$proto"} = "option($proto-method)";
552 foreach my $proto (@dtls)
554 $disabled{$proto} = "option(dtls)";
559 # Last one of its kind
560 $disabled{"ssl3"} = "option(ssl)";
564 # XXX: Tests will fail if all SSL/TLS
565 # protocols are disabled.
566 foreach my $proto (@tls)
568 $disabled{$proto} = "option(tls)";
571 elsif ($1 eq "static-engine")
573 delete $disabled{"dynamic-engine"};
575 elsif ($1 eq "dynamic-engine")
577 $disabled{"dynamic-engine"} = "option";
581 $disabled{$1} = "option";
583 # No longer an automatic choice
584 $auto_threads = 0 if ($1 eq "threads");
586 elsif (/^enable-(.+)$/)
588 if ($1 eq "static-engine")
590 $disabled{"dynamic-engine"} = "option";
592 elsif ($1 eq "dynamic-engine")
594 delete $disabled{"dynamic-engine"};
596 elsif ($1 eq "zlib-dynamic")
598 delete $disabled{"zlib"};
601 delete $disabled{$algo};
603 # No longer an automatic choice
604 $auto_threads = 0 if ($1 eq "threads");
606 elsif (/^--strict-warnings$/)
608 $strict_warnings = 1;
612 $config{build_type} = "debug";
614 elsif (/^--release$/)
616 $config{build_type} = "release";
619 { $config{processor}=386; }
626 # No RSAref support any more since it's not needed.
627 # The check for the option is there so scripts aren't
630 elsif (/^nofipscanistercheck$/)
633 $nofipscanistercheck = 1;
641 elsif (/^--prefix=(.*)$/)
644 die "Directory given with --prefix MUST be absolute\n"
645 unless file_name_is_absolute($config{prefix});
647 elsif (/^--api=(.*)$/)
651 elsif (/^--libdir=(.*)$/)
655 elsif (/^--openssldir=(.*)$/)
657 $config{openssldir}=$1;
659 elsif (/^--with-zlib-lib=(.*)$/)
661 $withargs{zlib_lib}=$1;
663 elsif (/^--with-zlib-include=(.*)$/)
665 $withargs{zlib_include}="-I$1";
667 elsif (/^--with-fipslibdir=(.*)$/)
669 $config{fipslibdir}="$1/";
671 elsif (/^--with-baseaddr=(.*)$/)
673 $config{baseaddr}="$1";
675 elsif (/^--cross-compile-prefix=(.*)$/)
677 $config{cross_compile_prefix}=$1;
679 elsif (/^--config=(.*)$/)
683 elsif (/^-[lL](.*)$/ or /^-Wl,/)
689 push @user_defines, $1;
691 else # common if (/^[-+]/), just pass down...
693 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
694 $user_cflags.=" ".$_;
699 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
702 unless ($_ eq $target || /^no-/ || /^disable-/)
704 # "no-..." follows later after implied disactivations
705 # have been derived. (Don't take this too seroiusly,
706 # we really only write OPTIONS to the Makefile out of
709 if ($config{options} eq "")
710 { $config{options} = $_; }
712 { $config{options} .= " ".$_; }
715 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
716 die "***** Unsupported api compatibility level: $config{api}\n",
719 if (keys %deprecated_options)
721 warn "***** Deprecated options: ",
722 join(", ", keys %deprecated_options), "\n";
724 if (keys %unsupported_options)
726 die "***** Unsupported options: ",
727 join(", ", keys %unsupported_options), "\n";
733 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
737 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
740 my @tocheckfor = (keys %disabled);
741 while (@tocheckfor) {
742 my %new_tocheckfor = ();
743 my @cascade_copy = (@disable_cascades);
744 while (@cascade_copy) {
745 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
746 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
748 $new_tocheckfor{$_} => 1; $disabled{$_} = "forced";
749 } grep { !defined($disabled{$_}) } @$descendents;
752 @tocheckfor = (keys %new_tocheckfor);
755 if ($target eq "TABLE") {
756 foreach (sort keys %table) {
757 print_table_entry($_, "TABLE");
762 if ($target eq "LIST") {
763 foreach (sort keys %table) {
764 print $_,"\n" unless $table{$_}->{template};
769 if ($target eq "HASH") {
770 print "%table = (\n";
771 foreach (sort keys %table) {
772 print_table_entry($_, "HASH");
777 # Backward compatibility?
778 if ($target =~ m/^CygWin32(-.*)$/) {
779 $target = "Cygwin".$1;
782 foreach (sort (keys %disabled))
784 $config{options} .= " no-$_";
786 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
798 elsif (/^dynamic-engine$/)
800 elsif (/^makedepend$/)
802 elsif (/^zlib-dynamic$/)
808 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
809 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
810 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
815 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
817 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
818 || /^autoalginit/ || /^autoerrinit/)
820 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
821 print " OPENSSL_NO_$ALGO";
823 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
827 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
829 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
830 print " OPENSSL_NO_$ALGO";
832 # fix-up crypto/directory name(s)
833 $algo="whrlpool" if $algo eq "whirlpool";
834 $algo="ripemd" if $algo eq "rmd160";
835 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
844 print "Configuring for $target\n";
846 # Support for legacy targets having a name starting with 'debug-'
847 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
849 $config{build_type} = "debug";
851 # If we do not find debug-foo in the table, the target is set to foo.
852 if (!$table{$target}) {
856 $config{target} = $target;
857 my %target = resolve_config($target);
859 &usage if (!%target || $target{template});
861 %target = ( %{$table{DEFAULTS}}, %target );
863 $target{exe_extension}="";
864 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
865 || $config{target} =~ /^(?:Cygwin|mingw)/);
866 $target{exe_extension}=".nlm" if ($config{target} =~ /netware/);
867 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
869 ($target{shared_extension_simple}=$target{shared_extension})
870 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
871 $target{dso_extension}=$target{shared_extension_simple};
872 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
873 if ($config{target} =~ /^(?:Cygwin|mingw)/);
876 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
877 if $config{cross_compile_prefix} eq "";
879 # Allow overriding the names of some tools. USE WITH CARE
880 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
881 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
882 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
883 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
884 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
886 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
887 # or release_ attributes.
888 # Do it in such a way that no spurious space is appended (hence the grep).
889 $config{defines} = [];
890 $config{cflags} = "";
891 $config{ex_libs} = "";
892 $config{shared_ldflag} = "";
894 # Make sure build_scheme is consistent.
895 $target{build_scheme} = [ $target{build_scheme} ]
896 if ref($target{build_scheme}) ne "ARRAY";
898 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
900 ###### If the user has chosen --classic, we give it to them.
901 ###### If they try that with an out-of-source config, we complain.
902 if ($target{build_scheme}->[0] eq "unified" && $classic) {
903 die "Can't perform a classic build out of source tree\n"
904 if $srcdir ne $blddir;
906 $target{build_scheme} = { unix => [ "unixmake" ],
907 windows => [ "mk1mf", $target{build_scheme}->[2] ],
908 VMS => undef } -> {$target{build_scheme}->[1]};
910 die "Classic mode unavailable on this platform\n"
911 unless defined($target{build_scheme});
914 my ($builder, $builder_platform, @builder_opts) =
915 @{$target{build_scheme}};
917 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
919 $config{cflags} .= " -mno-cygwin";
920 $config{shared_ldflag} .= " -mno-cygwin";
923 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
924 # minimally required architecture flags for assembly modules
925 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
926 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
929 my $no_shared_warn=0;
930 my $no_user_cflags=0;
931 my $no_user_defines=0;
933 # The DSO code currently always implements all functions so that no
934 # applications will have to worry about that from a compilation point
935 # of view. However, the "method"s may return zero unless that platform
936 # has support compiled in for them. Currently each method is enabled
937 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
938 # string entry into using the following logic;
939 if (!$disabled{dso} && $target{dso_scheme} ne "")
941 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
942 if ($target{dso_scheme} eq "DLFCN")
944 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
946 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
948 unshift @{$config{defines}}, "DSO_DLFCN";
952 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
956 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
962 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
963 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
967 # If threads aren't disabled, check how possible they are
968 unless ($disabled{threads}) {
970 # Enabled by default, disable it forcibly if unavailable
971 if ($target{thread_scheme} eq "(unknown)") {
972 $disabled{threads} = "unavailable";
975 # The user chose to enable threads explicitely, let's see
976 # if there's a chance that's possible
977 if ($target{thread_scheme} eq "(unknown)") {
978 # If the user asked for "threads" and we don't have internal
979 # knowledge how to do it, [s]he is expected to provide any
980 # system-dependent compiler options that are necessary. We
981 # can't truly check that the given options are correct, but
982 # we expect the user to know what [s]He is doing.
983 if ($no_user_cflags && $no_user_defines) {
984 die "You asked for multi-threading support, but didn't\n"
985 ,"provide any system-specific compiler options\n";
991 # If threads still aren't disabled, add a C macro to ensure the source
992 # code knows about it. Any other flag is taken care of by the configs.
993 unless($disabled{threads}) {
994 foreach (("defines", "openssl_thread_defines")) {
995 push @{$config{$_}}, "OPENSSL_THREADS";
999 # With "deprecated" disable all deprecated features.
1000 if (defined($disabled{"deprecated"})) {
1001 $config{api} = $maxapi;
1004 if ($target{shared_target} eq "")
1007 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1009 $disabled{shared} = "no-shared-target";
1010 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1014 if ($disabled{"dynamic-engine"}) {
1015 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1016 $config{dynamic_engines} = 0;
1018 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1019 $config{dynamic_engines} = 1;
1026 # This saves the build files from having to check
1029 $target{shared_cflag} = $target{shared_ldflag} =
1030 $target{shared_rcflag} = "";
1034 push @{$config{defines}}, "OPENSSL_PIC";
1037 if ($target{sys_id} ne "")
1039 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1042 unless ($disabled{asm}) {
1043 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1044 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1046 # bn-586 is the only one implementing bn_*_part_words
1047 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1048 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1050 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1051 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1052 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1054 if ($config{fips}) {
1055 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1058 if ($target{sha1_asm_src}) {
1059 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1060 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1061 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1063 if ($target{md5_asm_src}) {
1064 push @{$config{defines}}, "MD5_ASM";
1066 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1067 if ($target{rmd160_asm_src}) {
1068 push @{$config{defines}}, "RMD160_ASM";
1070 if ($target{aes_asm_src}) {
1071 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1072 # aes-ctr.fake is not a real file, only indication that assembler
1073 # module implements AES_ctr32_encrypt...
1074 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1075 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1076 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1077 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1078 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1079 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1081 if ($target{wp_asm_src} =~ /mmx/) {
1082 if ($config{processor} eq "386") {
1083 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1084 } elsif (!$disabled{"whirlpool"}) {
1085 push @{$config{defines}}, "WHIRLPOOL_ASM";
1088 if ($target{modes_asm_src} =~ /ghash-/) {
1089 push @{$config{defines}}, "GHASH_ASM";
1091 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1092 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1094 if ($target{poly1305_asm_src} ne "") {
1095 push @{$config{defines}}, "POLY1305_ASM";
1099 my $ecc = $target{cc};
1100 if ($^O ne "VMS" && !$disabled{makedepend}) {
1101 # Is the compiler gcc or clang? $ecc is used below to see if
1102 # error-checking can be turned on.
1103 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1104 $config{makedepprog} = which('makedepend');
1105 open(PIPE, "$ccpcc --version 2>&1 | head -2 |");
1107 # Find the version number and save the major.
1108 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1109 # We know that GNU C version 3 and up as well as all clang
1110 # versions support dependency generation
1111 $config{makedepprog} = $ccpcc if /clang/ || (/gcc/ && $1 > 3);
1112 $ecc = "clang" if /clang/;
1113 $ecc = "gcc" if /gcc/;
1117 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1122 # Deal with bn_ops ###################################################
1125 $config{export_var_as_fn} =0;
1126 my $def_int="unsigned int";
1127 $config{rc4_int} =$def_int;
1128 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1131 foreach (sort split(/\s+/,$target{bn_ops})) {
1132 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1133 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1134 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1135 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1136 ($config{b64l},$config{b64},$config{b32})
1137 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1138 ($config{b64l},$config{b64},$config{b32})
1139 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1140 ($config{b64l},$config{b64},$config{b32})
1141 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1143 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1147 # Hack cflags for better warnings (dev option) #######################
1149 # "Stringify" the C flags string. This permits it to be made part of a string
1150 # and works as well on command lines.
1151 $config{cflags} =~ s/([\\\"])/\\\1/g;
1153 if (defined($config{api})) {
1154 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1155 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1156 push @{$config{defines}}, $apiflag;
1159 if ($strict_warnings)
1162 die "ERROR --strict-warnings requires gcc or clang"
1163 unless $ecc eq 'gcc' || $ecc eq 'clang';
1164 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1166 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1168 if ($ecc eq "clang")
1170 foreach $wopt (split /\s+/, $clang_devteam_warn)
1172 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1177 unless ($disabled{"crypto-mdebug-backtrace"})
1179 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1181 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1183 if ($target =~ /^BSD-/)
1185 $config{ex_libs} .= " -lexecinfo";
1189 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1190 else { $no_user_cflags=1; }
1191 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1192 else { $no_user_defines=1; }
1194 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1197 if ($target =~ m/^linux/) {
1198 my $minver = 4*10000 + 1*100 + 0;
1199 if ($config{cross_compile_prefix} eq "") {
1200 my $verstr = `uname -r`;
1201 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1202 ($mi2) = $mi2 =~ /(\d+)/;
1203 my $ver = $ma*10000 + $mi1*100 + $mi2;
1204 if ($ver < $minver) {
1205 $disabled{afalg} = "too-old-kernel";
1207 push @{$config{engdirs}}, "afalg";
1211 $disabled{afalg} = "not-linux";
1214 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalg});
1216 # If we use the unified build, collect information from build.info files
1217 my %unified_info = ();
1219 if ($builder eq "unified") {
1220 # Store the name of the template file we will build the build file from
1221 # in %config. This may be useful for the build file itself.
1222 my $build_file_template =
1223 catfile($srcdir, "Configurations",
1224 $builder_platform."-".$target{build_file}.".tmpl");
1225 $build_file_template =
1226 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1227 if (! -f $build_file_template);
1228 $config{build_file_template} = $build_file_template;
1230 use lib catdir(dirname(__FILE__),"util");
1231 use with_fallback qw(Text::Template);
1236 my $relativeto = shift || ".";
1238 $dir = catdir($base,$dir) unless isabsolute($dir);
1240 # Make sure the directories we're building in exists
1243 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1244 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1251 my $relativeto = shift || ".";
1253 $file = catfile($base,$file) unless isabsolute($file);
1255 my $d = dirname($file);
1256 my $f = basename($file);
1258 # Make sure the directories we're building in exists
1261 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1262 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1266 my @build_infos = ( [ ".", "build.info" ] );
1267 foreach (@{$config{dirs}}) {
1268 push @build_infos, [ $_, "build.info" ]
1269 if (-f catfile($srcdir, $_, "build.info"));
1271 foreach (@{$config{sdirs}}) {
1272 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1273 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1275 foreach (@{$config{engdirs}}) {
1276 push @build_infos, [ catdir("engines", $_), "build.info" ]
1277 if (-f catfile($srcdir, "engines", $_, "build.info"));
1280 $config{build_infos} = [ ];
1282 foreach (@build_infos) {
1283 my $sourced = catdir($srcdir, $_->[0]);
1284 my $buildd = catdir($blddir, $_->[0]);
1289 # The basic things we're trying to build
1296 my @intermediates = ();
1304 my %sharednames = ();
1307 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1308 my $template = Text::Template->new(TYPE => 'FILE',
1309 SOURCE => catfile($sourced, $f));
1310 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1313 $template->fill_in(HASH => { config => \%config,
1315 disabled => \%disabled,
1316 builddir => abs2rel($buildd, $blddir),
1317 sourcedir => abs2rel($sourced, $blddir),
1318 buildtop => abs2rel($blddir, $blddir),
1319 sourcetop => abs2rel($srcdir, $blddir) },
1320 DELIMITERS => [ "{-", "-}" ]);
1322 # The top item of this stack has the following values
1323 # -2 positive already run and we found ELSE (following ELSIF should fail)
1324 # -1 positive already run (skip until ENDIF)
1325 # 0 negatives so far (if we're at a condition, check it)
1326 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1327 # 2 positive ELSE (following ELSIF should fail)
1329 collect_information(
1330 collect_from_array([ @text ],
1331 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1332 $l1 =~ s/\\$//; $l1.$l2 }),
1333 # Info we're looking for
1334 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1335 => sub { push @skip, !! $1; },
1336 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1337 => sub { die "ELSIF out of scope" if ! @skip;
1338 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1339 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1340 $skip[$#skip] = !! $1
1341 if $skip[$#skip] == 0; },
1343 => sub { die "ELSE out of scope" if ! @skip;
1344 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1345 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1347 => sub { die "ENDIF out of scope" if ! @skip;
1349 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1350 => sub { push @programs, split(/\s+/, $1)
1351 if !@skip || $skip[$#skip] > 0 },
1352 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1353 => sub { push @libraries, split(/\s+/, $1)
1354 if !@skip || $skip[$#skip] > 0 },
1355 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1356 => sub { push @engines, split(/\s+/, $1)
1357 if !@skip || $skip[$#skip] > 0 },
1358 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1359 => sub { push @scripts, split(/\s+/, $1)
1360 if !@skip || $skip[$#skip] > 0 },
1361 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1362 => sub { push @extra, split(/\s+/, $1)
1363 if !@skip || $skip[$#skip] > 0 },
1364 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1365 => sub { push @overrides, split(/\s+/, $1)
1366 if !@skip || $skip[$#skip] > 0 },
1368 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1369 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1370 if !@skip || $skip[$#skip] > 0 },
1371 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1372 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1373 if !@skip || $skip[$#skip] > 0 },
1374 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1375 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1376 if !@skip || $skip[$#skip] > 0 },
1377 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1378 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1379 if !@skip || $skip[$#skip] > 0 },
1380 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1381 => sub { push @{$generate{$1}}, $2
1382 if !@skip || $skip[$#skip] > 0 },
1383 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1384 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1385 if !@skip || $skip[$#skip] > 0 },
1386 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1387 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1388 if !@skip || $skip[$#skip] > 0 },
1389 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1391 my $lineiterator = shift;
1392 my $target_kind = $1;
1393 while (defined $lineiterator->()) {
1395 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1396 die "ENDRAW doesn't match BEGINRAW"
1397 if $1 ne $target_kind;
1400 next if @skip && $skip[$#skip] <= 0;
1402 if ($target_kind eq $target{build_file}
1403 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1406 qr/^(?:#.*|\s*)$/ => sub { },
1407 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1409 die "runaway IF?" if (@skip);
1411 foreach (keys %renames) {
1412 die "$_ renamed to more than one thing: "
1413 ,join(" ", @{$renames{$_}}),"\n"
1414 if scalar @{$renames{$_}} > 1;
1415 my $dest = cleanfile($buildd, $_, $blddir);
1416 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1417 die "$dest renamed to more than one thing: "
1418 ,$unified_info{rename}->{$dest}, $to
1419 unless !defined($unified_info{rename}->{$dest})
1420 or $unified_info{rename}->{$dest} eq $to;
1421 $unified_info{rename}->{$dest} = $to;
1424 foreach (@programs) {
1425 my $program = cleanfile($buildd, $_, $blddir);
1426 if ($unified_info{rename}->{$program}) {
1427 $program = $unified_info{rename}->{$program};
1429 $unified_info{programs}->{$program} = 1;
1432 foreach (@libraries) {
1433 my $library = cleanfile($buildd, $_, $blddir);
1434 if ($unified_info{rename}->{$library}) {
1435 $library = $unified_info{rename}->{$library};
1437 $unified_info{libraries}->{$library} = 1;
1440 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1441 ENGINES can only be used if configured with 'dynamic-engine'.
1442 This is usually a fault in a build.info file.
1444 foreach (@engines) {
1445 my $library = cleanfile($buildd, $_, $blddir);
1446 if ($unified_info{rename}->{$library}) {
1447 $library = $unified_info{rename}->{$library};
1449 $unified_info{engines}->{$library} = 1;
1452 foreach (@scripts) {
1453 my $script = cleanfile($buildd, $_, $blddir);
1454 if ($unified_info{rename}->{$script}) {
1455 $script = $unified_info{rename}->{$script};
1457 $unified_info{scripts}->{$script} = 1;
1461 my $extra = cleanfile($buildd, $_, $blddir);
1462 $unified_info{extra}->{$extra} = 1;
1465 foreach (@overrides) {
1466 my $override = cleanfile($buildd, $_, $blddir);
1467 $unified_info{overrides}->{$override} = 1;
1470 push @{$unified_info{rawlines}}, @rawlines;
1472 unless ($disabled{shared}) {
1473 # Check sharednames.
1474 foreach (keys %sharednames) {
1475 my $dest = cleanfile($buildd, $_, $blddir);
1476 if ($unified_info{rename}->{$dest}) {
1477 $dest = $unified_info{rename}->{$dest};
1479 die "shared_name for $dest with multiple values: "
1480 ,join(" ", @{$sharednames{$_}}),"\n"
1481 if scalar @{$sharednames{$_}} > 1;
1482 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1483 die "shared_name found for a library $dest that isn't defined\n"
1484 unless $unified_info{libraries}->{$dest};
1485 die "shared_name for $dest with multiple values: "
1486 ,$unified_info{sharednames}->{$dest}, ", ", $to
1487 unless !defined($unified_info{sharednames}->{$dest})
1488 or $unified_info{sharednames}->{$dest} eq $to;
1489 $unified_info{sharednames}->{$dest} = $to;
1492 # Additionally, we set up sharednames for libraries that don't
1493 # have any, as themselves.
1494 foreach (keys %{$unified_info{libraries}}) {
1495 if (!defined $unified_info{sharednames}->{$_}) {
1496 $unified_info{sharednames}->{$_} = $_
1501 foreach (keys %ordinals) {
1503 my $ddest = cleanfile($buildd, $_, $blddir);
1504 if ($unified_info{rename}->{$ddest}) {
1505 $ddest = $unified_info{rename}->{$ddest};
1507 foreach (@{$ordinals{$dest}}) {
1508 my %known_ordinals =
1511 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1513 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1515 my $o = $known_ordinals{$_};
1516 die "Ordinals for $ddest defined more than once\n"
1517 if $unified_info{ordinals}->{$ddest};
1518 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1522 foreach (keys %sources) {
1524 my $ddest = cleanfile($buildd, $_, $blddir);
1525 if ($unified_info{rename}->{$ddest}) {
1526 $ddest = $unified_info{rename}->{$ddest};
1528 foreach (@{$sources{$dest}}) {
1529 my $s = cleanfile($sourced, $_, $blddir);
1531 # If it isn't in the source tree, we assume it's generated
1534 $s = cleanfile($buildd, $_, $blddir);
1536 # We recognise C and asm files
1537 if ($s =~ /\.[csS]\b$/) {
1538 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1539 $o = cleanfile($buildd, $o, $blddir);
1540 $unified_info{sources}->{$ddest}->{$o} = 1;
1541 $unified_info{sources}->{$o}->{$s} = 1;
1543 $unified_info{sources}->{$ddest}->{$s} = 1;
1548 foreach (keys %generate) {
1550 my $ddest = cleanfile($buildd, $_, $blddir);
1551 if ($unified_info{rename}->{$ddest}) {
1552 $ddest = $unified_info{rename}->{$ddest};
1554 die "more than one generator for $dest: "
1555 ,join(" ", @{$generate{$_}}),"\n"
1556 if scalar @{$generate{$_}} > 1;
1557 my @generator = split /\s+/, $generate{$dest}->[0];
1558 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1559 $unified_info{generate}->{$ddest} = [ @generator ];
1562 foreach (keys %depends) {
1564 my $ddest = cleanfile($buildd, $_, $blddir);
1565 if ($unified_info{rename}->{$ddest}) {
1566 $ddest = $unified_info{rename}->{$ddest};
1568 foreach (@{$depends{$dest}}) {
1569 my $d = cleanfile($sourced, $_, $blddir);
1571 # If we know it's generated, or assume it is because we can't
1572 # find it in the source tree, we set file we depend on to be
1573 # in the build tree rather than the source tree, and assume
1574 # and that there are lines to build it in a BEGINRAW..ENDRAW
1575 # section or in the Makefile template.
1577 || !(grep { $d eq $_ }
1578 map { cleanfile($srcdir, $_, $blddir) }
1579 (@generated_headers, @generated_by_make_headers))) {
1580 $d = cleanfile($buildd, $_, $blddir);
1582 # Take note if the file to depend on is being renamed
1583 if ($unified_info{rename}->{$d}) {
1584 $d = $unified_info{rename}->{$d};
1586 $unified_info{depends}->{$ddest}->{$d} = 1;
1587 # If we depend on a header file, let's make sure it
1590 my $i = dirname($d);
1591 push @{$unified_info{includes}->{$ddest}}, $i
1592 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1597 foreach (keys %includes) {
1599 my $ddest = cleanfile($buildd, $_, $blddir);
1600 if ($unified_info{rename}->{$ddest}) {
1601 $ddest = $unified_info{rename}->{$ddest};
1603 foreach (@{$includes{$dest}}) {
1604 my $i = cleandir($sourced, $_, $blddir);
1605 push @{$unified_info{includes}->{$ddest}}, $i
1606 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1611 ### Make unified_info a bit more efficient
1612 # One level structures
1613 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1614 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1616 # Two level structures
1617 foreach my $l1 (("sources", "ldadd", "depends")) {
1618 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1619 $unified_info{$l1}->{$l2} =
1620 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1625 # For the schemes that need it, we provide the old *_obj configs
1626 # from the *_asm_obj ones
1627 foreach (grep /_(asm|aux)_src$/, keys %target) {
1629 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1630 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1633 # Write down our configuration where it fits #########################
1635 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1643 #use vars qw(\@ISA \@EXPORT);
1644 our \@ISA = qw(Exporter);
1645 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1648 print OUT "our %config = (\n";
1649 foreach (sort keys %config) {
1650 if (ref($config{$_}) eq "ARRAY") {
1651 print OUT " ", $_, " => [ ", join(", ",
1652 map { quotify("perl", $_) }
1653 @{$config{$_}}), " ],\n";
1655 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1662 print OUT "our %target = (\n";
1663 foreach (sort keys %target) {
1664 if (ref($target{$_}) eq "ARRAY") {
1665 print OUT " ", $_, " => [ ", join(", ",
1666 map { quotify("perl", $_) }
1667 @{$target{$_}}), " ],\n";
1669 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1676 print OUT "our \%available_protocols = (\n";
1677 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1678 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1683 print OUT "our \%disabled = (\n";
1684 foreach (sort keys %disabled) {
1685 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1691 print OUT "our %withargs = (\n";
1692 foreach (sort keys %withargs) {
1693 if (ref($withargs{$_}) eq "ARRAY") {
1694 print OUT " ", $_, " => [ ", join(", ",
1695 map { quotify("perl", $_) }
1696 @{$withargs{$_}}), " ],\n";
1698 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1705 if ($builder eq "unified") {
1710 if (ref $_ eq "ARRAY") {
1711 print OUT " "x$indent, "[\n";
1713 $recurse->($indent + 4, $_);
1715 print OUT " "x$indent, "],\n";
1716 } elsif (ref $_ eq "HASH") {
1718 print OUT " "x$indent, "{\n";
1719 foreach (sort keys %h) {
1720 if (ref $h{$_} eq "") {
1721 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1723 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1724 $recurse->($indent + 8, $h{$_});
1727 print OUT " "x$indent, "},\n";
1729 print OUT " "x$indent, quotify("perl", $_), ",\n";
1733 print OUT "our %unified_info = (\n";
1734 foreach (sort keys %unified_info) {
1735 if (ref $unified_info{$_} eq "") {
1736 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1738 print OUT " "x4, quotify("perl", $_), " =>\n";
1739 $recurse->(8, $unified_info{$_});
1751 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1752 print "CC =$target{cc}\n";
1753 print "CFLAG =$target{cflags} $config{cflags}\n";
1754 print "SHARED_CFLAG =$target{shared_cflag}\n";
1755 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1756 print "LFLAG =$target{lflags}\n";
1757 print "PLIB_LFLAG =$target{plib_lflags}\n";
1758 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1759 print "APPS_OBJ =$target{apps_obj}\n";
1760 print "CPUID_OBJ =$target{cpuid_obj}\n";
1761 print "UPLINK_OBJ =$target{uplink_obj}\n";
1762 print "BN_ASM =$target{bn_obj}\n";
1763 print "EC_ASM =$target{ec_obj}\n";
1764 print "DES_ENC =$target{des_obj}\n";
1765 print "AES_ENC =$target{aes_obj}\n";
1766 print "BF_ENC =$target{bf_obj}\n";
1767 print "CAST_ENC =$target{cast_obj}\n";
1768 print "RC4_ENC =$target{rc4_obj}\n";
1769 print "RC5_ENC =$target{rc5_obj}\n";
1770 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1771 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1772 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1773 print "CMLL_ENC =$target{cmll_obj}\n";
1774 print "MODES_OBJ =$target{modes_obj}\n";
1775 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1776 print "CHACHA_ENC =$target{chacha_obj}\n";
1777 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1778 print "PROCESSOR =$config{processor}\n";
1779 print "RANLIB =$target{ranlib}\n";
1780 print "ARFLAGS =$target{arflags}\n";
1781 print "PERL =$config{perl}\n";
1783 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1784 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1785 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1786 print "BN_LLONG mode\n" if $config{bn_ll};
1787 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1789 for (@generated_headers) {
1790 mkpath(catdir($blddir, dirname($_)));
1791 run_dofile(catfile($blddir, $_),
1792 catfile($srcdir, $_.".in"));
1796 ### When the old "unixmake" scheme goes away, so does this function
1798 sub build_Makefile {
1799 run_dofile("Makefile","Makefile.in");
1801 # Copy all Makefile.in to Makefile (except top-level)
1810 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1811 my $in = IO::File->new($_, "r") or
1812 die sprintf "Error reading Makefile.in in %s: !$\n",
1814 my $out = IO::File->new("Makefile", "w") or
1815 die sprintf "Error writing Makefile in %s: !$\n",
1817 print $out "# Generated from $_, do not edit\n";
1818 while (my $line = <$in>) { print $out $line }
1820 die sprintf "Error reading Makefile.in in %s: !$\n",
1823 die sprintf "Error writing Makefile in %s: !$\n",
1832 run_dofile(catfile($blddir, $target{build_file}),
1833 $config{build_file_template},
1834 catfile($srcdir, "Configurations", "common.tmpl"));
1839 run_dofile("util/domd", "util/domd.in");
1840 chmod 0755, "util/domd";
1843 my $platform = shift;
1844 # The only reason we do this is to have something to build MINFO from
1847 # create the ms/version32.rc file if needed
1848 if ($platform ne "netware") {
1849 my ($v1, $v2, $v3, $v4);
1850 if ($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) {
1856 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1863 FILEVERSION $v1,$v2,$v3,$v4
1864 PRODUCTVERSION $v1,$v2,$v3,$v4
1871 FILEOS VOS__WINDOWS32
1875 BLOCK "StringFileInfo"
1880 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1881 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1882 VALUE "FileVersion", "$config{version}\\0"
1884 VALUE "InternalName", "libcrypto32\\0"
1885 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1887 VALUE "InternalName", "libssl32\\0"
1888 VALUE "OriginalFilename", "libssl32.dll\\0"
1890 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1891 VALUE "ProductVersion", "$config{version}\\0"
1893 //VALUE "Comments", "\\0"
1894 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1895 //VALUE "LegalTrademarks", "\\0"
1896 //VALUE "PrivateBuild", "\\0"
1897 //VALUE "SpecialBuild", "\\0"
1902 VALUE "Translation", 0x409, 0x4b0
1911 $builders{$builder}->($builder_platform, @builder_opts);
1915 Configured for $target.
1918 print <<"EOF" if ($disabled{threads} eq "unavailable");
1920 The library could not be configured for supporting multi-threaded
1921 applications as the compiler options required on this system are not known.
1922 See file INSTALL for details if you need multi-threading.
1925 print <<"EOF" if ($no_shared_warn);
1927 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1928 platform, so we will pretend you gave the option 'no-pic', which also disables
1929 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1930 or position independent code, please let us know (but please first make sure
1931 you have tried with a current version of OpenSSL).
1936 ######################################################################
1938 # Helpers and utility functions
1941 # Configuration file reading #########################################
1943 # Helper function to implement conditional inheritance depending on the
1944 # value of $disabled{asm}. Used in inherit_from values as follows:
1946 # inherit_from => [ "template", asm("asm_tmpl") ]
1951 $disabled{asm} ? () : @x;
1955 our $add_called = 0;
1956 # Helper function to implement adding values to already existing configuration
1957 # values. It handles elements that are ARRAYs, CODEs and scalars
1959 my $separator = shift;
1961 # If there's any ARRAY in the collection of values OR the separator
1962 # is undef, we will return an ARRAY of combined values, otherwise a
1963 # string of joined values with $separator as the separator.
1964 my $found_array = !defined($separator);
1969 while (ref($res) eq "CODE") {
1972 if (defined($res)) {
1973 if (ref($res) eq "ARRAY") {
1989 join($separator, grep { defined($_) && $_ ne "" } @values);
1993 my $separator = " ";
1994 if (ref($_[$#_]) eq "HASH") {
1996 $separator = $opts->{separator};
1999 sub { _add($separator, @x, @_) };
2002 my $separator = " ";
2003 if (ref($_[$#_]) eq "HASH") {
2005 $separator = $opts->{separator};
2008 sub { _add($separator, @_, @x) };
2011 # configuration reader, evaluates the input file as a perl script and expects
2012 # it to fill %targets with target configurations. Those are then added to
2016 open(CONFFILE, "< $fname")
2017 or die "Can't open configuration file '$fname'!\n";
2020 my $content = <CONFFILE>;
2025 local %table = %::table; # Protect %table from tampering
2031 # For each target, check that it's configured with a hash table.
2032 foreach (keys %targets) {
2033 if (ref($targets{$_}) ne "HASH") {
2034 if (ref($targets{$_}) eq "") {
2035 warn "Deprecated target configuration for $_, ignoring...\n";
2037 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2039 delete $targets{$_};
2043 %table = (%table, %targets);
2047 # configuration resolver. Will only resolve all the lazy evalutation
2048 # codeblocks for the chozen target and all those it inherits from,
2050 sub resolve_config {
2052 my @breadcrumbs = @_;
2054 my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2056 if (grep { $_ eq $target } @breadcrumbs) {
2057 die "inherit_from loop! target backtrace:\n "
2058 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2061 if (!defined($table{$target})) {
2062 warn "Warning! target $target doesn't exist!\n";
2065 # Recurse through all inheritances. They will be resolved on the
2066 # fly, so when this operation is done, they will all just be a
2067 # bunch of attributes with string values.
2068 # What we get here, though, are keys with references to lists of
2069 # the combined values of them all. We will deal with lists after
2070 # this stage is done.
2071 my %combined_inheritance = ();
2072 if ($table{$target}->{inherit_from}) {
2074 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2075 foreach (@inherit_from) {
2076 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2078 # 'template' is a marker that's considered private to
2079 # the config that had it.
2080 delete $inherited_config{template};
2083 if (!$combined_inheritance{$_}) {
2084 $combined_inheritance{$_} = [];
2086 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2087 } keys %inherited_config;
2091 # We won't need inherit_from in this target any more, since we've
2092 # resolved all the inheritances that lead to this
2093 delete $table{$target}->{inherit_from};
2095 # Now is the time to deal with those lists. Here's the place to
2096 # decide what shall be done with those lists, all based on the
2097 # values of the target we're currently dealing with.
2098 # - If a value is a coderef, it will be executed with the list of
2099 # inherited values as arguments.
2100 # - If the corresponding key doesn't have a value at all or is the
2101 # emoty string, the inherited value list will be run through the
2102 # default combiner (below), and the result becomes this target's
2104 # - Otherwise, this target's value is assumed to be a string that
2105 # will simply override the inherited list of values.
2106 my $default_combiner = add();
2109 map { $_ => 1 } (keys %combined_inheritance,
2110 keys %{$table{$target}});
2112 sub process_values {
2114 my $inherited = shift; # Always a [ list ]
2120 while(ref($object) eq "CODE") {
2121 $object = $object->(@$inherited);
2123 if (!defined($object)) {
2126 elsif (ref($object) eq "ARRAY") {
2127 local $add_called; # To make sure recursive calls don't affect it
2128 return [ map { process_values($_, $inherited, $target, $entry) }
2130 } elsif (ref($object) eq "") {
2133 die "cannot handle reference type ",ref($object)
2134 ," found in target ",$target," -> ",$entry,"\n";
2138 foreach (sort keys %all_keys) {
2139 my $previous = $combined_inheritance{$_};
2141 # Current target doesn't have a value for the current key?
2142 # Assign it the default combiner, the rest of this loop body
2143 # will handle it just like any other coderef.
2144 if (!exists $table{$target}->{$_}) {
2145 $table{$target}->{$_} = $default_combiner;
2148 $table{$target}->{$_} = process_values($table{$target}->{$_},
2149 $combined_inheritance{$_},
2151 unless(defined($table{$target}->{$_})) {
2152 delete $table{$target}->{$_};
2154 if ($extra_checks &&
2155 $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2156 warn "$_ got replaced in $target\n";
2160 # Finally done, return the result.
2161 return %{$table{$target}};
2166 print STDERR $usage;
2167 print STDERR "\npick os/compiler from:\n";
2171 foreach $i (sort keys %table)
2173 next if $table{$i}->{template};
2174 next if $i =~ /^debug/;
2175 $k += length($i) + 1;
2181 print STDERR $i . " ";
2183 foreach $i (sort keys %table)
2185 next if $table{$i}->{template};
2186 next if $i !~ /^debug/;
2187 $k += length($i) + 1;
2193 print STDERR $i . " ";
2195 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2204 unlink $out || warn "Can't remove $out, $!"
2206 foreach (@templates) {
2207 die "Can't open $_, $!" unless -f $_;
2209 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2210 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2213 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2216 # Configuration printer ##############################################
2218 sub print_table_entry
2221 my %target = resolve_config($target);
2224 # Don't print the templates
2225 return if $target{template};
2262 "shared_extension_simple",
2263 "shared_import_extension",
2274 if ($type eq "TABLE") {
2276 print "*** $target\n";
2277 foreach (@sequence) {
2278 if (ref($target{$_}) eq "ARRAY") {
2279 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2281 printf "\$%-12s = %s\n", $_, $target{$_};
2284 } elsif ($type eq "HASH") {
2286 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2287 print " '$target' => {\n";
2288 foreach (@sequence) {
2290 if (ref($target{$_}) eq "ARRAY") {
2291 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2293 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2301 # Utility routines ###################################################
2303 # On VMS, if the given file is a logical name, File::Spec::Functions
2304 # will consider it an absolute path. There are cases when we want a
2305 # purely syntactic check without checking the environment.
2309 # On non-platforms, we just use file_name_is_absolute().
2310 return file_name_is_absolute($file) unless $^O eq "VMS";
2312 # If the file spec includes a device or a directpry spec,
2313 # file_name_is_absolute() is perfectly safe.
2314 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2316 # Here, we know the given file spec isn't absolute
2320 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2321 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2322 # realpath() requires that at least all path components except the last is an
2323 # existing directory. On VMS, the last component of the directory spec must
2328 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2329 # will return the volume name for the device, no matter what. Also,
2330 # it will return an incorrect directory spec if the argument is a
2331 # directory that doesn't exist.
2333 return rel2abs($dir);
2336 # We use realpath() on Unix, since no other will properly clean out
2338 use Cwd qw/realpath/;
2340 return realpath($dir);
2347 foreach $path (split /:/, $ENV{PATH})
2349 my $fullpath = "$path/$name$target{exe_extension}";
2350 if (-f $fullpath and -x $fullpath)
2353 unless ($name eq "perl" and
2354 system("$fullpath -e " . '\'exit($]<5.0);\''));
2361 perl => sub { my $x = shift;
2362 $x =~ s/([\\\$\@"])/\\$1/g;
2363 return '"'.$x.'"'; },
2367 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2369 map { $processor->($_); } @_;
2372 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2373 # $filename is a file name to read from
2374 # $line_concat_cond_re is a regexp detecting a line continuation ending
2375 # $line_concat is a CODEref that takes care of concatenating two lines
2376 sub collect_from_file {
2377 my $filename = shift;
2378 my $line_concat_cond_re = shift;
2379 my $line_concat = shift;
2381 open my $fh, $filename || die "unable to read $filename: $!\n";
2383 my $saved_line = "";
2387 if (defined $line_concat) {
2388 $_ = $line_concat->($saved_line, $_);
2391 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2397 die "$filename ending with continuation line\n" if $_;
2403 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2404 # $array is an ARRAYref of lines
2405 # $line_concat_cond_re is a regexp detecting a line continuation ending
2406 # $line_concat is a CODEref that takes care of concatenating two lines
2407 sub collect_from_array {
2409 my $line_concat_cond_re = shift;
2410 my $line_concat = shift;
2411 my @array = (@$array);
2414 my $saved_line = "";
2416 while (defined($_ = shift @array)) {
2418 if (defined $line_concat) {
2419 $_ = $line_concat->($saved_line, $_);
2422 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2428 die "input text ending with continuation line\n" if $_;
2433 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2434 # $lineiterator is a CODEref that delivers one line at a time.
2435 # All following arguments are regex/CODEref pairs, where the regexp detects a
2436 # line and the CODEref does something with the result of the regexp.
2437 sub collect_information {
2438 my $lineiterator = shift;
2439 my %collectors = @_;
2441 while(defined($_ = $lineiterator->())) {
2444 foreach my $re (keys %collectors) {
2445 if ($re ne "OTHERWISE" && /$re/) {
2446 $collectors{$re}->($lineiterator);
2450 if ($collectors{"OTHERWISE"}) {
2451 $collectors{"OTHERWISE"}->($lineiterator, $_)
2452 unless $found || !defined $collectors{"OTHERWISE"};