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",
296 "rijndael", # Old AES name
324 foreach my $proto ((@tls, @dtls))
326 push(@disablables, $proto);
327 push(@disablables, "$proto-method");
330 my @deprecated_disablables = (
334 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
336 our %disabled = ( # "what" => "comment"
337 "ec_nistp_64_gcc_128" => "default",
342 "shared" => "default",
343 "ssl-trace" => "default",
345 "ssl3-method" => "default",
346 "static-engine" => "default",
347 "unit-test" => "default",
348 "weak-ssl-ciphers" => "default",
350 "zlib-dynamic" => "default",
351 "crypto-mdebug" => "default",
352 "heartbeats" => "default",
355 # Note: => pair form used for aesthetics, not to truly make a hash table
356 my @disable_cascades = (
357 # "what" => [ "cascade", ... ]
358 sub { $config{processor} eq "386" }
361 "ssl3-method" => [ "ssl3" ],
362 "zlib" => [ "zlib-dynamic" ],
363 "rijndael" => [ "aes" ],
365 "ec" => [ "ecdsa", "ecdh" ],
367 "dgram" => [ "dtls" ],
370 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
371 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
372 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
374 # Additionally, SSL 3.0 requires either RSA or DSA+DH
376 && ($disabled{dsa} || $disabled{dh}); }
379 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
380 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
381 # (XXX: We don't support PSK-only builds).
383 && ($disabled{dsa} || $disabled{dh})
384 && ($disabled{ecdsa} || $disabled{ecdh}); }
385 => [ "tls1", "tls1_1", "tls1_2",
386 "dtls1", "dtls1_2" ],
390 # SRP and HEARTBEATS require TLSEXT
391 "tlsext" => [ "srp", "heartbeats" ],
393 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
395 # Without DSO, we can't load dynamic engines, so don't build them dynamic
396 "dso" => [ "dynamic-engine" ],
398 # Without position independent code, there can be no shared libraries or DSOs
399 "pic" => [ "shared", "dynamic-engine" ],
402 # Avoid protocol support holes. Also disable all versions below N, if version
403 # N is disabled while N+1 is enabled.
405 my @list = (reverse @tls);
406 while ((my $first, my $second) = (shift @list, shift @list)) {
408 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
410 unshift @list, $second;
412 my @list = (reverse @dtls);
413 while ((my $first, my $second) = (shift @list, shift @list)) {
415 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
417 unshift @list, $second;
420 # Explicit "no-..." options will be collected in %disabled along with the defaults.
421 # To remove something from %disabled, use "enable-foo".
422 # For symmetry, "disable-foo" is a synonym for "no-foo".
424 my @generated_headers = (
425 "include/openssl/opensslconf.h",
426 "crypto/include/internal/bn_conf.h",
427 "crypto/include/internal/dso_conf.h"
430 my @generated_by_make_headers = (
437 &usage if ($#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 $config{build_type} = "release";
455 if (grep /^reconf(igure)?$/, @argvcopy) {
456 if (-f "./configdata.pm") {
457 my $file = "./configdata.pm";
458 unless (my $return = do $file) {
459 die "couldn't parse $file: $@" if $@;
460 die "couldn't do $file: $!" unless defined $return;
461 die "couldn't run $file" unless $return;
464 @argvcopy = defined($configdata::config{perlargv}) ?
465 @{$configdata::config{perlargv}} : ();
466 die "Incorrect data to reconfigure, please do a normal configuration\n"
467 if (grep(/^reconf/,@argvcopy));
468 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
469 if defined($configdata::config{cross_compile_prefix});
470 $ENV{CROSS_COMPILE} = $configdata::config{cc}
471 if defined($configdata::config{cc});
473 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
474 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
475 if $ENV{CROSS_COMPILE};
476 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
477 } elsif (open IN, "<Makefile") {
479 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
480 # centered information gathering the reading configdata.pm
484 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
485 # Older form, we split the string and hope for the best
486 @argvcopy = split /\s+/, $_;
487 die "Incorrect data to reconfigure, please do a normal configuration\n"
488 if (grep(/^reconf/,@argvcopy));
489 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
490 $ENV{CROSS_COMPILE}=$1;
491 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
496 # END OF TEMPORARY SECTION
499 die "Insufficient data to reconfigure, please do a normal configuration\n";
503 $config{perlargv} = [ @argvcopy ];
505 my %unsupported_options = ();
506 my %deprecated_options = ();
509 # VMS is a case insensitive environment, and depending on settings
510 # out of our control, we may receive options uppercased. Let's
511 # downcase at least the part before any equal sign.
516 s /^-no-/no-/; # some people just can't read the instructions
518 # rewrite some options in "enable-..." form
519 s /^-?-?shared$/enable-shared/;
520 s /^sctp$/enable-sctp/;
521 s /^threads$/enable-threads/;
522 s /^zlib$/enable-zlib/;
523 s /^zlib-dynamic$/enable-zlib-dynamic/;
525 if (/^(no|disable|enable)-(.+)$/)
528 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
530 $deprecated_options{$_} = 1;
533 elsif (!grep { $word =~ /^${_}$/ } @disablables)
535 $unsupported_options{$_} = 1;
539 if (/^no-(.+)$/ || /^disable-(.+)$/)
541 foreach my $proto ((@tls, @dtls))
543 if ($1 eq "$proto-method")
545 $disabled{"$proto"} = "option($proto-method)";
551 foreach my $proto (@dtls)
553 $disabled{$proto} = "option(dtls)";
558 # Last one of its kind
559 $disabled{"ssl3"} = "option(ssl)";
563 # XXX: Tests will fail if all SSL/TLS
564 # protocols are disabled.
565 foreach my $proto (@tls)
567 $disabled{$proto} = "option(tls)";
570 elsif ($1 eq "static-engine")
572 delete $disabled{"dynamic-engine"};
574 elsif ($1 eq "dynamic-engine")
576 $disabled{"dynamic-engine"} = "option";
580 $disabled{$1} = "option";
582 # No longer an automatic choice
583 $auto_threads = 0 if ($1 eq "threads");
585 elsif (/^enable-(.+)$/)
587 if ($1 eq "static-engine")
589 $disabled{"dynamic-engine"} = "option";
591 elsif ($1 eq "dynamic-engine")
593 delete $disabled{"dynamic-engine"};
595 elsif ($1 eq "zlib-dynamic")
597 delete $disabled{"zlib"};
600 delete $disabled{$algo};
602 # No longer an automatic choice
603 $auto_threads = 0 if ($1 eq "threads");
605 elsif (/^--strict-warnings$/)
607 $strict_warnings = 1;
611 $config{build_type} = "debug";
613 elsif (/^--release$/)
615 $config{build_type} = "release";
618 { $config{processor}=386; }
625 # No RSAref support any more since it's not needed.
626 # The check for the option is there so scripts aren't
629 elsif (/^nofipscanistercheck$/)
632 $nofipscanistercheck = 1;
640 elsif (/^--prefix=(.*)$/)
643 die "Directory given with --prefix MUST be absolute\n"
644 unless file_name_is_absolute($config{prefix});
646 elsif (/^--api=(.*)$/)
650 elsif (/^--libdir=(.*)$/)
654 elsif (/^--openssldir=(.*)$/)
656 $config{openssldir}=$1;
658 elsif (/^--with-zlib-lib=(.*)$/)
660 $withargs{zlib_lib}=$1;
662 elsif (/^--with-zlib-include=(.*)$/)
664 $withargs{zlib_include}="-I$1";
666 elsif (/^--with-fipslibdir=(.*)$/)
668 $config{fipslibdir}="$1/";
670 elsif (/^--with-baseaddr=(.*)$/)
672 $config{baseaddr}="$1";
674 elsif (/^--cross-compile-prefix=(.*)$/)
676 $config{cross_compile_prefix}=$1;
678 elsif (/^--config=(.*)$/)
682 elsif (/^-[lL](.*)$/ or /^-Wl,/)
688 push @user_defines, $1;
690 else # common if (/^[-+]/), just pass down...
692 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
693 $user_cflags.=" ".$_;
698 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
701 unless ($_ eq $target || /^no-/ || /^disable-/)
703 # "no-..." follows later after implied disactivations
704 # have been derived. (Don't take this too seroiusly,
705 # we really only write OPTIONS to the Makefile out of
708 if ($config{options} eq "")
709 { $config{options} = $_; }
711 { $config{options} .= " ".$_; }
714 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
715 die "***** Unsupported api compatibility level: $config{api}\n",
718 if (keys %deprecated_options)
720 warn "***** Deprecated options: ",
721 join(", ", keys %deprecated_options), "\n";
723 if (keys %unsupported_options)
725 die "***** Unsupported options: ",
726 join(", ", keys %unsupported_options), "\n";
732 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
736 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
739 my @tocheckfor = (keys %disabled);
740 while (@tocheckfor) {
741 my %new_tocheckfor = ();
742 my @cascade_copy = (@disable_cascades);
743 while (@cascade_copy) {
744 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
745 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
747 $new_tocheckfor{$_} => 1; $disabled{$_} = "forced";
748 } grep { !defined($disabled{$_}) } @$descendents;
751 @tocheckfor = (keys %new_tocheckfor);
754 if ($target eq "TABLE") {
755 foreach (sort keys %table) {
756 print_table_entry($_, "TABLE");
761 if ($target eq "LIST") {
762 foreach (sort keys %table) {
763 print $_,"\n" unless $table{$_}->{template};
768 if ($target eq "HASH") {
769 print "%table = (\n";
770 foreach (sort keys %table) {
771 print_table_entry($_, "HASH");
776 # Backward compatibility?
777 if ($target =~ m/^CygWin32(-.*)$/) {
778 $target = "Cygwin".$1;
781 foreach (sort (keys %disabled))
783 $config{options} .= " no-$_";
785 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
797 elsif (/^dynamic-engine$/)
799 elsif (/^makedepend$/)
801 elsif (/^zlib-dynamic$/)
807 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
808 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
809 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
814 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
816 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
817 || /^autoalginit/ || /^autoerrinit/)
819 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
820 print " OPENSSL_NO_$ALGO";
822 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
826 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
828 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
829 print " OPENSSL_NO_$ALGO";
831 # fix-up crypto/directory name(s)
832 $algo="whrlpool" if $algo eq "whirlpool";
833 $algo="ripemd" if $algo eq "rmd160";
834 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
843 print "Configuring for $target\n";
845 # Support for legacy targets having a name starting with 'debug-'
846 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
848 $config{build_type} = "debug";
850 # If we do not find debug-foo in the table, the target is set to foo.
851 if (!$table{$target}) {
855 $config{target} = $target;
856 my %target = resolve_config($target);
858 &usage if (!%target || $target{template});
860 %target = ( %{$table{DEFAULTS}}, %target );
862 $target{exe_extension}="";
863 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
864 || $config{target} =~ /^(?:Cygwin|mingw)/);
865 $target{exe_extension}=".nlm" if ($config{target} =~ /netware/);
866 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
868 ($target{shared_extension_simple}=$target{shared_extension})
869 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
870 $target{dso_extension}=$target{shared_extension_simple};
871 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
872 if ($config{target} =~ /^(?:Cygwin|mingw)/);
875 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
876 if $config{cross_compile_prefix} eq "";
878 # Allow overriding the names of some tools. USE WITH CARE
879 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
880 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
881 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
882 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
883 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
885 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
886 # or release_ attributes.
887 # Do it in such a way that no spurious space is appended (hence the grep).
888 $config{defines} = [];
889 $config{cflags} = "";
890 $config{ex_libs} = "";
891 $config{shared_ldflag} = "";
893 # Make sure build_scheme is consistent.
894 $target{build_scheme} = [ $target{build_scheme} ]
895 if ref($target{build_scheme}) ne "ARRAY";
897 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
899 ###### If the user has chosen --classic, we give it to them.
900 ###### If they try that with an out-of-source config, we complain.
901 if ($target{build_scheme}->[0] eq "unified" && $classic) {
902 die "Can't perform a classic build out of source tree\n"
903 if $srcdir ne $blddir;
905 $target{build_scheme} = { unix => [ "unixmake" ],
906 windows => [ "mk1mf", $target{build_scheme}->[2] ],
907 VMS => undef } -> {$target{build_scheme}->[1]};
909 die "Classic mode unavailable on this platform\n"
910 unless defined($target{build_scheme});
913 my ($builder, $builder_platform, @builder_opts) =
914 @{$target{build_scheme}};
916 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
918 $config{cflags} .= " -mno-cygwin";
919 $config{shared_ldflag} .= " -mno-cygwin";
922 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
923 # minimally required architecture flags for assembly modules
924 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
925 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
928 my $no_shared_warn=0;
929 my $no_user_cflags=0;
930 my $no_user_defines=0;
932 # The DSO code currently always implements all functions so that no
933 # applications will have to worry about that from a compilation point
934 # of view. However, the "method"s may return zero unless that platform
935 # has support compiled in for them. Currently each method is enabled
936 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
937 # string entry into using the following logic;
938 if (!$disabled{dso} && $target{dso_scheme} ne "")
940 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
941 if ($target{dso_scheme} eq "DLFCN")
943 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
945 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
947 unshift @{$config{defines}}, "DSO_DLFCN";
951 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
955 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
961 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
962 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
966 # If threads aren't disabled, check how possible they are
967 unless ($disabled{threads}) {
969 # Enabled by default, disable it forcibly if unavailable
970 if ($target{thread_scheme} eq "(unknown)") {
971 $disabled{threads} = "unavailable";
974 # The user chose to enable threads explicitely, let's see
975 # if there's a chance that's possible
976 if ($target{thread_scheme} eq "(unknown)") {
977 # If the user asked for "threads" and we don't have internal
978 # knowledge how to do it, [s]he is expected to provide any
979 # system-dependent compiler options that are necessary. We
980 # can't truly check that the given options are correct, but
981 # we expect the user to know what [s]He is doing.
982 if ($no_user_cflags && $no_user_defines) {
983 die "You asked for multi-threading support, but didn't\n"
984 ,"provide any system-specific compiler options\n";
990 # If threads still aren't disabled, add a C macro to ensure the source
991 # code knows about it. Any other flag is taken care of by the configs.
992 unless($disabled{threads}) {
993 foreach (("defines", "openssl_thread_defines")) {
994 push @{$config{$_}}, "OPENSSL_THREADS";
998 # With "deprecated" disable all deprecated features.
999 if (defined($disabled{"deprecated"})) {
1000 $config{api} = $maxapi;
1003 if ($target{shared_target} eq "")
1006 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1008 $disabled{shared} = "no-shared-target";
1009 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1013 if ($disabled{"dynamic-engine"}) {
1014 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1015 $config{dynamic_engines} = 0;
1017 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1018 $config{dynamic_engines} = 1;
1025 # This saves the build files from having to check
1028 $target{shared_cflag} = $target{shared_ldflag} =
1029 $target{shared_rcflag} = "";
1033 push @{$config{defines}}, "OPENSSL_PIC";
1036 if ($target{sys_id} ne "")
1038 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1041 unless ($disabled{asm}) {
1042 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1043 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1045 # bn-586 is the only one implementing bn_*_part_words
1046 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1047 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1049 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1050 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1051 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1053 if ($config{fips}) {
1054 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1057 if ($target{sha1_asm_src}) {
1058 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1059 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1060 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1062 if ($target{md5_asm_src}) {
1063 push @{$config{defines}}, "MD5_ASM";
1065 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1066 if ($target{rmd160_asm_src}) {
1067 push @{$config{defines}}, "RMD160_ASM";
1069 if ($target{aes_asm_src}) {
1070 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1071 # aes-ctr.fake is not a real file, only indication that assembler
1072 # module implements AES_ctr32_encrypt...
1073 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1074 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1075 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1076 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1077 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1078 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1080 if ($target{wp_asm_src} =~ /mmx/) {
1081 if ($config{processor} eq "386") {
1082 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1083 } elsif (!$disabled{"whirlpool"}) {
1084 push @{$config{defines}}, "WHIRLPOOL_ASM";
1087 if ($target{modes_asm_src} =~ /ghash-/) {
1088 push @{$config{defines}}, "GHASH_ASM";
1090 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1091 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1093 if ($target{poly1305_asm_src} ne "") {
1094 push @{$config{defines}}, "POLY1305_ASM";
1098 my $ecc = $target{cc};
1099 if ($^O ne "VMS" && !$disabled{makedepend}) {
1100 # Is the compiler gcc or clang? $ecc is used below to see if
1101 # error-checking can be turned on.
1102 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1103 $config{makedepprog} = which('makedepend');
1104 open(PIPE, "$ccpcc --version 2>&1 | head -2 |");
1106 # Find the version number and save the major.
1107 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1108 # We know that GNU C version 3 and up as well as all clang
1109 # versions support dependency generation
1110 $config{makedepprog} = $ccpcc if /clang/ || (/gcc/ && $1 > 3);
1111 $ecc = "clang" if /clang/;
1112 $ecc = "gcc" if /gcc/;
1116 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1121 # Deal with bn_ops ###################################################
1124 $config{export_var_as_fn} =0;
1125 my $def_int="unsigned int";
1126 $config{rc4_int} =$def_int;
1127 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1130 foreach (sort split(/\s+/,$target{bn_ops})) {
1131 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1132 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1133 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1134 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1135 ($config{b64l},$config{b64},$config{b32})
1136 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1137 ($config{b64l},$config{b64},$config{b32})
1138 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1139 ($config{b64l},$config{b64},$config{b32})
1140 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1142 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1146 # Hack cflags for better warnings (dev option) #######################
1148 # "Stringify" the C flags string. This permits it to be made part of a string
1149 # and works as well on command lines.
1150 $config{cflags} =~ s/([\\\"])/\\\1/g;
1152 if (defined($config{api})) {
1153 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1154 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1155 push @{$config{defines}}, $apiflag;
1158 if ($strict_warnings)
1161 die "ERROR --strict-warnings requires gcc or clang"
1162 unless $ecc eq 'gcc' || $ecc eq 'clang';
1163 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1165 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1167 if ($ecc eq "clang")
1169 foreach $wopt (split /\s+/, $clang_devteam_warn)
1171 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1176 unless ($disabled{"crypto-mdebug-backtrace"})
1178 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1180 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1182 if ($target =~ /^BSD-/)
1184 $config{ex_libs} .= " -lexecinfo";
1188 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1189 else { $no_user_cflags=1; }
1190 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1191 else { $no_user_defines=1; }
1193 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1195 unless ($disabled{engine}) {
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 $disabled{afalg} = "not-linux";
1215 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalg});
1217 # If we use the unified build, collect information from build.info files
1218 my %unified_info = ();
1220 if ($builder eq "unified") {
1221 # Store the name of the template file we will build the build file from
1222 # in %config. This may be useful for the build file itself.
1223 my $build_file_template =
1224 catfile($srcdir, "Configurations",
1225 $builder_platform."-".$target{build_file}.".tmpl");
1226 $build_file_template =
1227 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1228 if (! -f $build_file_template);
1229 $config{build_file_template} = $build_file_template;
1231 use lib catdir(dirname(__FILE__),"util");
1232 use with_fallback qw(Text::Template);
1237 my $relativeto = shift || ".";
1239 $dir = catdir($base,$dir) unless isabsolute($dir);
1241 # Make sure the directories we're building in exists
1244 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1245 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1252 my $relativeto = shift || ".";
1254 $file = catfile($base,$file) unless isabsolute($file);
1256 my $d = dirname($file);
1257 my $f = basename($file);
1259 # Make sure the directories we're building in exists
1262 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1263 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1267 my @build_infos = ( [ ".", "build.info" ] );
1268 foreach (@{$config{dirs}}) {
1269 push @build_infos, [ $_, "build.info" ]
1270 if (-f catfile($srcdir, $_, "build.info"));
1272 foreach (@{$config{sdirs}}) {
1273 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1274 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1276 foreach (@{$config{engdirs}}) {
1277 push @build_infos, [ catdir("engines", $_), "build.info" ]
1278 if (-f catfile($srcdir, "engines", $_, "build.info"));
1281 $config{build_infos} = [ ];
1283 foreach (@build_infos) {
1284 my $sourced = catdir($srcdir, $_->[0]);
1285 my $buildd = catdir($blddir, $_->[0]);
1290 # The basic things we're trying to build
1297 my @intermediates = ();
1305 my %sharednames = ();
1308 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1309 my $template = Text::Template->new(TYPE => 'FILE',
1310 SOURCE => catfile($sourced, $f));
1311 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1314 $template->fill_in(HASH => { config => \%config,
1316 disabled => \%disabled,
1317 builddir => abs2rel($buildd, $blddir),
1318 sourcedir => abs2rel($sourced, $blddir),
1319 buildtop => abs2rel($blddir, $blddir),
1320 sourcetop => abs2rel($srcdir, $blddir) },
1321 DELIMITERS => [ "{-", "-}" ]);
1323 # The top item of this stack has the following values
1324 # -2 positive already run and we found ELSE (following ELSIF should fail)
1325 # -1 positive already run (skip until ENDIF)
1326 # 0 negatives so far (if we're at a condition, check it)
1327 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1328 # 2 positive ELSE (following ELSIF should fail)
1330 collect_information(
1331 collect_from_array([ @text ],
1332 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1333 $l1 =~ s/\\$//; $l1.$l2 }),
1334 # Info we're looking for
1335 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1336 => sub { push @skip, !! $1; },
1337 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1338 => sub { die "ELSIF out of scope" if ! @skip;
1339 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1340 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1341 $skip[$#skip] = !! $1
1342 if $skip[$#skip] == 0; },
1344 => sub { die "ELSE out of scope" if ! @skip;
1345 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1346 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1348 => sub { die "ENDIF out of scope" if ! @skip;
1350 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1351 => sub { push @programs, split(/\s+/, $1)
1352 if !@skip || $skip[$#skip] > 0 },
1353 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1354 => sub { push @libraries, split(/\s+/, $1)
1355 if !@skip || $skip[$#skip] > 0 },
1356 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1357 => sub { push @engines, split(/\s+/, $1)
1358 if !@skip || $skip[$#skip] > 0 },
1359 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1360 => sub { push @scripts, split(/\s+/, $1)
1361 if !@skip || $skip[$#skip] > 0 },
1362 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1363 => sub { push @extra, split(/\s+/, $1)
1364 if !@skip || $skip[$#skip] > 0 },
1365 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1366 => sub { push @overrides, split(/\s+/, $1)
1367 if !@skip || $skip[$#skip] > 0 },
1369 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1370 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1371 if !@skip || $skip[$#skip] > 0 },
1372 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1373 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1374 if !@skip || $skip[$#skip] > 0 },
1375 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1376 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1377 if !@skip || $skip[$#skip] > 0 },
1378 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1379 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1380 if !@skip || $skip[$#skip] > 0 },
1381 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1382 => sub { push @{$generate{$1}}, $2
1383 if !@skip || $skip[$#skip] > 0 },
1384 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1385 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1386 if !@skip || $skip[$#skip] > 0 },
1387 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1388 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1389 if !@skip || $skip[$#skip] > 0 },
1390 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1392 my $lineiterator = shift;
1393 my $target_kind = $1;
1394 while (defined $lineiterator->()) {
1396 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1397 die "ENDRAW doesn't match BEGINRAW"
1398 if $1 ne $target_kind;
1401 next if @skip && $skip[$#skip] <= 0;
1403 if ($target_kind eq $target{build_file}
1404 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1407 qr/^(?:#.*|\s*)$/ => sub { },
1408 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1410 die "runaway IF?" if (@skip);
1412 foreach (keys %renames) {
1413 die "$_ renamed to more than one thing: "
1414 ,join(" ", @{$renames{$_}}),"\n"
1415 if scalar @{$renames{$_}} > 1;
1416 my $dest = cleanfile($buildd, $_, $blddir);
1417 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1418 die "$dest renamed to more than one thing: "
1419 ,$unified_info{rename}->{$dest}, $to
1420 unless !defined($unified_info{rename}->{$dest})
1421 or $unified_info{rename}->{$dest} eq $to;
1422 $unified_info{rename}->{$dest} = $to;
1425 foreach (@programs) {
1426 my $program = cleanfile($buildd, $_, $blddir);
1427 if ($unified_info{rename}->{$program}) {
1428 $program = $unified_info{rename}->{$program};
1430 $unified_info{programs}->{$program} = 1;
1433 foreach (@libraries) {
1434 my $library = cleanfile($buildd, $_, $blddir);
1435 if ($unified_info{rename}->{$library}) {
1436 $library = $unified_info{rename}->{$library};
1438 $unified_info{libraries}->{$library} = 1;
1441 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1442 ENGINES can only be used if configured with 'dynamic-engine'.
1443 This is usually a fault in a build.info file.
1445 foreach (@engines) {
1446 my $library = cleanfile($buildd, $_, $blddir);
1447 if ($unified_info{rename}->{$library}) {
1448 $library = $unified_info{rename}->{$library};
1450 $unified_info{engines}->{$library} = 1;
1453 foreach (@scripts) {
1454 my $script = cleanfile($buildd, $_, $blddir);
1455 if ($unified_info{rename}->{$script}) {
1456 $script = $unified_info{rename}->{$script};
1458 $unified_info{scripts}->{$script} = 1;
1462 my $extra = cleanfile($buildd, $_, $blddir);
1463 $unified_info{extra}->{$extra} = 1;
1466 foreach (@overrides) {
1467 my $override = cleanfile($buildd, $_, $blddir);
1468 $unified_info{overrides}->{$override} = 1;
1471 push @{$unified_info{rawlines}}, @rawlines;
1473 unless ($disabled{shared}) {
1474 # Check sharednames.
1475 foreach (keys %sharednames) {
1476 my $dest = cleanfile($buildd, $_, $blddir);
1477 if ($unified_info{rename}->{$dest}) {
1478 $dest = $unified_info{rename}->{$dest};
1480 die "shared_name for $dest with multiple values: "
1481 ,join(" ", @{$sharednames{$_}}),"\n"
1482 if scalar @{$sharednames{$_}} > 1;
1483 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1484 die "shared_name found for a library $dest that isn't defined\n"
1485 unless $unified_info{libraries}->{$dest};
1486 die "shared_name for $dest with multiple values: "
1487 ,$unified_info{sharednames}->{$dest}, ", ", $to
1488 unless !defined($unified_info{sharednames}->{$dest})
1489 or $unified_info{sharednames}->{$dest} eq $to;
1490 $unified_info{sharednames}->{$dest} = $to;
1493 # Additionally, we set up sharednames for libraries that don't
1494 # have any, as themselves.
1495 foreach (keys %{$unified_info{libraries}}) {
1496 if (!defined $unified_info{sharednames}->{$_}) {
1497 $unified_info{sharednames}->{$_} = $_
1502 foreach (keys %ordinals) {
1504 my $ddest = cleanfile($buildd, $_, $blddir);
1505 if ($unified_info{rename}->{$ddest}) {
1506 $ddest = $unified_info{rename}->{$ddest};
1508 foreach (@{$ordinals{$dest}}) {
1509 my %known_ordinals =
1512 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1514 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1516 my $o = $known_ordinals{$_};
1517 die "Ordinals for $ddest defined more than once\n"
1518 if $unified_info{ordinals}->{$ddest};
1519 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1523 foreach (keys %sources) {
1525 my $ddest = cleanfile($buildd, $_, $blddir);
1526 if ($unified_info{rename}->{$ddest}) {
1527 $ddest = $unified_info{rename}->{$ddest};
1529 foreach (@{$sources{$dest}}) {
1530 my $s = cleanfile($sourced, $_, $blddir);
1532 # If it isn't in the source tree, we assume it's generated
1535 $s = cleanfile($buildd, $_, $blddir);
1537 # We recognise C and asm files
1538 if ($s =~ /\.[csS]\b$/) {
1539 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1540 $o = cleanfile($buildd, $o, $blddir);
1541 $unified_info{sources}->{$ddest}->{$o} = 1;
1542 $unified_info{sources}->{$o}->{$s} = 1;
1544 $unified_info{sources}->{$ddest}->{$s} = 1;
1549 foreach (keys %generate) {
1551 my $ddest = cleanfile($buildd, $_, $blddir);
1552 if ($unified_info{rename}->{$ddest}) {
1553 $ddest = $unified_info{rename}->{$ddest};
1555 die "more than one generator for $dest: "
1556 ,join(" ", @{$generate{$_}}),"\n"
1557 if scalar @{$generate{$_}} > 1;
1558 my @generator = split /\s+/, $generate{$dest}->[0];
1559 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1560 $unified_info{generate}->{$ddest} = [ @generator ];
1563 foreach (keys %depends) {
1565 my $ddest = cleanfile($buildd, $_, $blddir);
1566 if ($unified_info{rename}->{$ddest}) {
1567 $ddest = $unified_info{rename}->{$ddest};
1569 foreach (@{$depends{$dest}}) {
1570 my $d = cleanfile($sourced, $_, $blddir);
1572 # If we know it's generated, or assume it is because we can't
1573 # find it in the source tree, we set file we depend on to be
1574 # in the build tree rather than the source tree, and assume
1575 # and that there are lines to build it in a BEGINRAW..ENDRAW
1576 # section or in the Makefile template.
1578 || !(grep { $d eq $_ }
1579 map { cleanfile($srcdir, $_, $blddir) }
1580 (@generated_headers, @generated_by_make_headers))) {
1581 $d = cleanfile($buildd, $_, $blddir);
1583 # Take note if the file to depend on is being renamed
1584 if ($unified_info{rename}->{$d}) {
1585 $d = $unified_info{rename}->{$d};
1587 $unified_info{depends}->{$ddest}->{$d} = 1;
1588 # If we depend on a header file, let's make sure it
1591 my $i = dirname($d);
1592 push @{$unified_info{includes}->{$ddest}}, $i
1593 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1598 foreach (keys %includes) {
1600 my $ddest = cleanfile($buildd, $_, $blddir);
1601 if ($unified_info{rename}->{$ddest}) {
1602 $ddest = $unified_info{rename}->{$ddest};
1604 foreach (@{$includes{$dest}}) {
1605 my $i = cleandir($sourced, $_, $blddir);
1606 push @{$unified_info{includes}->{$ddest}}, $i
1607 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1612 ### Make unified_info a bit more efficient
1613 # One level structures
1614 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1615 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1617 # Two level structures
1618 foreach my $l1 (("sources", "ldadd", "depends")) {
1619 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1620 $unified_info{$l1}->{$l2} =
1621 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1626 # For the schemes that need it, we provide the old *_obj configs
1627 # from the *_asm_obj ones
1628 foreach (grep /_(asm|aux)_src$/, keys %target) {
1630 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1631 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1634 # Write down our configuration where it fits #########################
1636 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1644 #use vars qw(\@ISA \@EXPORT);
1645 our \@ISA = qw(Exporter);
1646 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1649 print OUT "our %config = (\n";
1650 foreach (sort keys %config) {
1651 if (ref($config{$_}) eq "ARRAY") {
1652 print OUT " ", $_, " => [ ", join(", ",
1653 map { quotify("perl", $_) }
1654 @{$config{$_}}), " ],\n";
1656 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1663 print OUT "our %target = (\n";
1664 foreach (sort keys %target) {
1665 if (ref($target{$_}) eq "ARRAY") {
1666 print OUT " ", $_, " => [ ", join(", ",
1667 map { quotify("perl", $_) }
1668 @{$target{$_}}), " ],\n";
1670 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1677 print OUT "our \%available_protocols = (\n";
1678 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1679 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1684 print OUT "our \%disabled = (\n";
1685 foreach (sort keys %disabled) {
1686 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1692 print OUT "our %withargs = (\n";
1693 foreach (sort keys %withargs) {
1694 if (ref($withargs{$_}) eq "ARRAY") {
1695 print OUT " ", $_, " => [ ", join(", ",
1696 map { quotify("perl", $_) }
1697 @{$withargs{$_}}), " ],\n";
1699 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1706 if ($builder eq "unified") {
1711 if (ref $_ eq "ARRAY") {
1712 print OUT " "x$indent, "[\n";
1714 $recurse->($indent + 4, $_);
1716 print OUT " "x$indent, "],\n";
1717 } elsif (ref $_ eq "HASH") {
1719 print OUT " "x$indent, "{\n";
1720 foreach (sort keys %h) {
1721 if (ref $h{$_} eq "") {
1722 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1724 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1725 $recurse->($indent + 8, $h{$_});
1728 print OUT " "x$indent, "},\n";
1730 print OUT " "x$indent, quotify("perl", $_), ",\n";
1734 print OUT "our %unified_info = (\n";
1735 foreach (sort keys %unified_info) {
1736 if (ref $unified_info{$_} eq "") {
1737 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1739 print OUT " "x4, quotify("perl", $_), " =>\n";
1740 $recurse->(8, $unified_info{$_});
1752 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1753 print "CC =$target{cc}\n";
1754 print "CFLAG =$target{cflags} $config{cflags}\n";
1755 print "SHARED_CFLAG =$target{shared_cflag}\n";
1756 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1757 print "LFLAG =$target{lflags}\n";
1758 print "PLIB_LFLAG =$target{plib_lflags}\n";
1759 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1760 print "APPS_OBJ =$target{apps_obj}\n";
1761 print "CPUID_OBJ =$target{cpuid_obj}\n";
1762 print "UPLINK_OBJ =$target{uplink_obj}\n";
1763 print "BN_ASM =$target{bn_obj}\n";
1764 print "EC_ASM =$target{ec_obj}\n";
1765 print "DES_ENC =$target{des_obj}\n";
1766 print "AES_ENC =$target{aes_obj}\n";
1767 print "BF_ENC =$target{bf_obj}\n";
1768 print "CAST_ENC =$target{cast_obj}\n";
1769 print "RC4_ENC =$target{rc4_obj}\n";
1770 print "RC5_ENC =$target{rc5_obj}\n";
1771 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1772 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1773 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1774 print "CMLL_ENC =$target{cmll_obj}\n";
1775 print "MODES_OBJ =$target{modes_obj}\n";
1776 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1777 print "CHACHA_ENC =$target{chacha_obj}\n";
1778 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1779 print "PROCESSOR =$config{processor}\n";
1780 print "RANLIB =$target{ranlib}\n";
1781 print "ARFLAGS =$target{arflags}\n";
1782 print "PERL =$config{perl}\n";
1784 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1785 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1786 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1787 print "BN_LLONG mode\n" if $config{bn_ll};
1788 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1790 for (@generated_headers) {
1791 mkpath(catdir($blddir, dirname($_)));
1792 run_dofile(catfile($blddir, $_),
1793 catfile($srcdir, $_.".in"));
1797 ### When the old "unixmake" scheme goes away, so does this function
1799 sub build_Makefile {
1800 run_dofile("Makefile","Makefile.in");
1802 # Copy all Makefile.in to Makefile (except top-level)
1811 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1812 my $in = IO::File->new($_, "r") or
1813 die sprintf "Error reading Makefile.in in %s: !$\n",
1815 my $out = IO::File->new("Makefile", "w") or
1816 die sprintf "Error writing Makefile in %s: !$\n",
1818 print $out "# Generated from $_, do not edit\n";
1819 while (my $line = <$in>) { print $out $line }
1821 die sprintf "Error reading Makefile.in in %s: !$\n",
1824 die sprintf "Error writing Makefile in %s: !$\n",
1833 run_dofile(catfile($blddir, $target{build_file}),
1834 $config{build_file_template},
1835 catfile($srcdir, "Configurations", "common.tmpl"));
1840 run_dofile("util/domd", "util/domd.in");
1841 chmod 0755, "util/domd";
1844 my $platform = shift;
1845 # The only reason we do this is to have something to build MINFO from
1848 # create the ms/version32.rc file if needed
1849 if ($platform ne "netware") {
1850 my ($v1, $v2, $v3, $v4);
1851 if ($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) {
1857 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1864 FILEVERSION $v1,$v2,$v3,$v4
1865 PRODUCTVERSION $v1,$v2,$v3,$v4
1872 FILEOS VOS__WINDOWS32
1876 BLOCK "StringFileInfo"
1881 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1882 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1883 VALUE "FileVersion", "$config{version}\\0"
1885 VALUE "InternalName", "libcrypto32\\0"
1886 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1888 VALUE "InternalName", "libssl32\\0"
1889 VALUE "OriginalFilename", "libssl32.dll\\0"
1891 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1892 VALUE "ProductVersion", "$config{version}\\0"
1894 //VALUE "Comments", "\\0"
1895 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1896 //VALUE "LegalTrademarks", "\\0"
1897 //VALUE "PrivateBuild", "\\0"
1898 //VALUE "SpecialBuild", "\\0"
1903 VALUE "Translation", 0x409, 0x4b0
1912 $builders{$builder}->($builder_platform, @builder_opts);
1916 Configured for $target.
1919 print <<"EOF" if ($disabled{threads} eq "unavailable");
1921 The library could not be configured for supporting multi-threaded
1922 applications as the compiler options required on this system are not known.
1923 See file INSTALL for details if you need multi-threading.
1926 print <<"EOF" if ($no_shared_warn);
1928 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1929 platform, so we will pretend you gave the option 'no-pic', which also disables
1930 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1931 or position independent code, please let us know (but please first make sure
1932 you have tried with a current version of OpenSSL).
1937 ######################################################################
1939 # Helpers and utility functions
1942 # Configuration file reading #########################################
1944 # Helper function to implement conditional inheritance depending on the
1945 # value of $disabled{asm}. Used in inherit_from values as follows:
1947 # inherit_from => [ "template", asm("asm_tmpl") ]
1952 $disabled{asm} ? () : @x;
1956 our $add_called = 0;
1957 # Helper function to implement adding values to already existing configuration
1958 # values. It handles elements that are ARRAYs, CODEs and scalars
1960 my $separator = shift;
1962 # If there's any ARRAY in the collection of values OR the separator
1963 # is undef, we will return an ARRAY of combined values, otherwise a
1964 # string of joined values with $separator as the separator.
1965 my $found_array = !defined($separator);
1970 while (ref($res) eq "CODE") {
1973 if (defined($res)) {
1974 if (ref($res) eq "ARRAY") {
1990 join($separator, grep { defined($_) && $_ ne "" } @values);
1994 my $separator = " ";
1995 if (ref($_[$#_]) eq "HASH") {
1997 $separator = $opts->{separator};
2000 sub { _add($separator, @x, @_) };
2003 my $separator = " ";
2004 if (ref($_[$#_]) eq "HASH") {
2006 $separator = $opts->{separator};
2009 sub { _add($separator, @_, @x) };
2012 # configuration reader, evaluates the input file as a perl script and expects
2013 # it to fill %targets with target configurations. Those are then added to
2017 open(CONFFILE, "< $fname")
2018 or die "Can't open configuration file '$fname'!\n";
2021 my $content = <CONFFILE>;
2026 local %table = %::table; # Protect %table from tampering
2032 # For each target, check that it's configured with a hash table.
2033 foreach (keys %targets) {
2034 if (ref($targets{$_}) ne "HASH") {
2035 if (ref($targets{$_}) eq "") {
2036 warn "Deprecated target configuration for $_, ignoring...\n";
2038 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2040 delete $targets{$_};
2044 %table = (%table, %targets);
2048 # configuration resolver. Will only resolve all the lazy evalutation
2049 # codeblocks for the chozen target and all those it inherits from,
2051 sub resolve_config {
2053 my @breadcrumbs = @_;
2055 my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2057 if (grep { $_ eq $target } @breadcrumbs) {
2058 die "inherit_from loop! target backtrace:\n "
2059 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2062 if (!defined($table{$target})) {
2063 warn "Warning! target $target doesn't exist!\n";
2066 # Recurse through all inheritances. They will be resolved on the
2067 # fly, so when this operation is done, they will all just be a
2068 # bunch of attributes with string values.
2069 # What we get here, though, are keys with references to lists of
2070 # the combined values of them all. We will deal with lists after
2071 # this stage is done.
2072 my %combined_inheritance = ();
2073 if ($table{$target}->{inherit_from}) {
2075 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2076 foreach (@inherit_from) {
2077 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2079 # 'template' is a marker that's considered private to
2080 # the config that had it.
2081 delete $inherited_config{template};
2084 if (!$combined_inheritance{$_}) {
2085 $combined_inheritance{$_} = [];
2087 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2088 } keys %inherited_config;
2092 # We won't need inherit_from in this target any more, since we've
2093 # resolved all the inheritances that lead to this
2094 delete $table{$target}->{inherit_from};
2096 # Now is the time to deal with those lists. Here's the place to
2097 # decide what shall be done with those lists, all based on the
2098 # values of the target we're currently dealing with.
2099 # - If a value is a coderef, it will be executed with the list of
2100 # inherited values as arguments.
2101 # - If the corresponding key doesn't have a value at all or is the
2102 # emoty string, the inherited value list will be run through the
2103 # default combiner (below), and the result becomes this target's
2105 # - Otherwise, this target's value is assumed to be a string that
2106 # will simply override the inherited list of values.
2107 my $default_combiner = add();
2110 map { $_ => 1 } (keys %combined_inheritance,
2111 keys %{$table{$target}});
2113 sub process_values {
2115 my $inherited = shift; # Always a [ list ]
2121 while(ref($object) eq "CODE") {
2122 $object = $object->(@$inherited);
2124 if (!defined($object)) {
2127 elsif (ref($object) eq "ARRAY") {
2128 local $add_called; # To make sure recursive calls don't affect it
2129 return [ map { process_values($_, $inherited, $target, $entry) }
2131 } elsif (ref($object) eq "") {
2134 die "cannot handle reference type ",ref($object)
2135 ," found in target ",$target," -> ",$entry,"\n";
2139 foreach (sort keys %all_keys) {
2140 my $previous = $combined_inheritance{$_};
2142 # Current target doesn't have a value for the current key?
2143 # Assign it the default combiner, the rest of this loop body
2144 # will handle it just like any other coderef.
2145 if (!exists $table{$target}->{$_}) {
2146 $table{$target}->{$_} = $default_combiner;
2149 $table{$target}->{$_} = process_values($table{$target}->{$_},
2150 $combined_inheritance{$_},
2152 unless(defined($table{$target}->{$_})) {
2153 delete $table{$target}->{$_};
2155 if ($extra_checks &&
2156 $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2157 warn "$_ got replaced in $target\n";
2161 # Finally done, return the result.
2162 return %{$table{$target}};
2167 print STDERR $usage;
2168 print STDERR "\npick os/compiler from:\n";
2172 foreach $i (sort keys %table)
2174 next if $table{$i}->{template};
2175 next if $i =~ /^debug/;
2176 $k += length($i) + 1;
2182 print STDERR $i . " ";
2184 foreach $i (sort keys %table)
2186 next if $table{$i}->{template};
2187 next if $i !~ /^debug/;
2188 $k += length($i) + 1;
2194 print STDERR $i . " ";
2196 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2205 unlink $out || warn "Can't remove $out, $!"
2207 foreach (@templates) {
2208 die "Can't open $_, $!" unless -f $_;
2210 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2211 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2214 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2217 # Configuration printer ##############################################
2219 sub print_table_entry
2222 my %target = resolve_config($target);
2225 # Don't print the templates
2226 return if $target{template};
2263 "shared_extension_simple",
2264 "shared_import_extension",
2275 if ($type eq "TABLE") {
2277 print "*** $target\n";
2278 foreach (@sequence) {
2279 if (ref($target{$_}) eq "ARRAY") {
2280 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2282 printf "\$%-12s = %s\n", $_, $target{$_};
2285 } elsif ($type eq "HASH") {
2287 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2288 print " '$target' => {\n";
2289 foreach (@sequence) {
2291 if (ref($target{$_}) eq "ARRAY") {
2292 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2294 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2302 # Utility routines ###################################################
2304 # On VMS, if the given file is a logical name, File::Spec::Functions
2305 # will consider it an absolute path. There are cases when we want a
2306 # purely syntactic check without checking the environment.
2310 # On non-platforms, we just use file_name_is_absolute().
2311 return file_name_is_absolute($file) unless $^O eq "VMS";
2313 # If the file spec includes a device or a directpry spec,
2314 # file_name_is_absolute() is perfectly safe.
2315 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2317 # Here, we know the given file spec isn't absolute
2321 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2322 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2323 # realpath() requires that at least all path components except the last is an
2324 # existing directory. On VMS, the last component of the directory spec must
2329 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2330 # will return the volume name for the device, no matter what. Also,
2331 # it will return an incorrect directory spec if the argument is a
2332 # directory that doesn't exist.
2334 return rel2abs($dir);
2337 # We use realpath() on Unix, since no other will properly clean out
2339 use Cwd qw/realpath/;
2341 return realpath($dir);
2348 foreach $path (split /:/, $ENV{PATH})
2350 my $fullpath = "$path/$name$target{exe_extension}";
2351 if (-f $fullpath and -x $fullpath)
2354 unless ($name eq "perl" and
2355 system("$fullpath -e " . '\'exit($]<5.0);\''));
2362 perl => sub { my $x = shift;
2363 $x =~ s/([\\\$\@"])/\\$1/g;
2364 return '"'.$x.'"'; },
2368 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2370 map { $processor->($_); } @_;
2373 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2374 # $filename is a file name to read from
2375 # $line_concat_cond_re is a regexp detecting a line continuation ending
2376 # $line_concat is a CODEref that takes care of concatenating two lines
2377 sub collect_from_file {
2378 my $filename = shift;
2379 my $line_concat_cond_re = shift;
2380 my $line_concat = shift;
2382 open my $fh, $filename || die "unable to read $filename: $!\n";
2384 my $saved_line = "";
2388 if (defined $line_concat) {
2389 $_ = $line_concat->($saved_line, $_);
2392 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2398 die "$filename ending with continuation line\n" if $_;
2404 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2405 # $array is an ARRAYref of lines
2406 # $line_concat_cond_re is a regexp detecting a line continuation ending
2407 # $line_concat is a CODEref that takes care of concatenating two lines
2408 sub collect_from_array {
2410 my $line_concat_cond_re = shift;
2411 my $line_concat = shift;
2412 my @array = (@$array);
2415 my $saved_line = "";
2417 while (defined($_ = shift @array)) {
2419 if (defined $line_concat) {
2420 $_ = $line_concat->($saved_line, $_);
2423 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2429 die "input text ending with continuation line\n" if $_;
2434 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2435 # $lineiterator is a CODEref that delivers one line at a time.
2436 # All following arguments are regex/CODEref pairs, where the regexp detects a
2437 # line and the CODEref does something with the result of the regexp.
2438 sub collect_information {
2439 my $lineiterator = shift;
2440 my %collectors = @_;
2442 while(defined($_ = $lineiterator->())) {
2445 foreach my $re (keys %collectors) {
2446 if ($re ne "OTHERWISE" && /$re/) {
2447 $collectors{$re}->($lineiterator);
2451 if ($collectors{"OTHERWISE"}) {
2452 $collectors{"OTHERWISE"}->($lineiterator, $_)
2453 unless $found || !defined $collectors{"OTHERWISE"};