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*$/
1337 if (! @skip || $skip[$#skip] > 0) {
1343 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1344 => sub { die "ELSIF out of scope" if ! @skip;
1345 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1346 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1347 $skip[$#skip] = !! $1
1348 if $skip[$#skip] == 0; },
1350 => sub { die "ELSE out of scope" if ! @skip;
1351 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1352 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1354 => sub { die "ENDIF out of scope" if ! @skip;
1356 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1357 => sub { push @programs, split(/\s+/, $1)
1358 if !@skip || $skip[$#skip] > 0 },
1359 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1360 => sub { push @libraries, split(/\s+/, $1)
1361 if !@skip || $skip[$#skip] > 0 },
1362 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1363 => sub { push @engines, split(/\s+/, $1)
1364 if !@skip || $skip[$#skip] > 0 },
1365 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1366 => sub { push @scripts, split(/\s+/, $1)
1367 if !@skip || $skip[$#skip] > 0 },
1368 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1369 => sub { push @extra, split(/\s+/, $1)
1370 if !@skip || $skip[$#skip] > 0 },
1371 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1372 => sub { push @overrides, split(/\s+/, $1)
1373 if !@skip || $skip[$#skip] > 0 },
1375 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1376 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1377 if !@skip || $skip[$#skip] > 0 },
1378 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1379 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1380 if !@skip || $skip[$#skip] > 0 },
1381 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1382 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1383 if !@skip || $skip[$#skip] > 0 },
1384 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1385 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1386 if !@skip || $skip[$#skip] > 0 },
1387 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1388 => sub { push @{$generate{$1}}, $2
1389 if !@skip || $skip[$#skip] > 0 },
1390 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1391 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1392 if !@skip || $skip[$#skip] > 0 },
1393 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1394 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1395 if !@skip || $skip[$#skip] > 0 },
1396 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1398 my $lineiterator = shift;
1399 my $target_kind = $1;
1400 while (defined $lineiterator->()) {
1402 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1403 die "ENDRAW doesn't match BEGINRAW"
1404 if $1 ne $target_kind;
1407 next if @skip && $skip[$#skip] <= 0;
1409 if ($target_kind eq $target{build_file}
1410 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1413 qr/^(?:#.*|\s*)$/ => sub { },
1414 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" }
1416 die "runaway IF?" if (@skip);
1418 foreach (keys %renames) {
1419 die "$_ renamed to more than one thing: "
1420 ,join(" ", @{$renames{$_}}),"\n"
1421 if scalar @{$renames{$_}} > 1;
1422 my $dest = cleanfile($buildd, $_, $blddir);
1423 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1424 die "$dest renamed to more than one thing: "
1425 ,$unified_info{rename}->{$dest}, $to
1426 unless !defined($unified_info{rename}->{$dest})
1427 or $unified_info{rename}->{$dest} eq $to;
1428 $unified_info{rename}->{$dest} = $to;
1431 foreach (@programs) {
1432 my $program = cleanfile($buildd, $_, $blddir);
1433 if ($unified_info{rename}->{$program}) {
1434 $program = $unified_info{rename}->{$program};
1436 $unified_info{programs}->{$program} = 1;
1439 foreach (@libraries) {
1440 my $library = cleanfile($buildd, $_, $blddir);
1441 if ($unified_info{rename}->{$library}) {
1442 $library = $unified_info{rename}->{$library};
1444 $unified_info{libraries}->{$library} = 1;
1447 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1448 ENGINES can only be used if configured with 'dynamic-engine'.
1449 This is usually a fault in a build.info file.
1451 foreach (@engines) {
1452 my $library = cleanfile($buildd, $_, $blddir);
1453 if ($unified_info{rename}->{$library}) {
1454 $library = $unified_info{rename}->{$library};
1456 $unified_info{engines}->{$library} = 1;
1459 foreach (@scripts) {
1460 my $script = cleanfile($buildd, $_, $blddir);
1461 if ($unified_info{rename}->{$script}) {
1462 $script = $unified_info{rename}->{$script};
1464 $unified_info{scripts}->{$script} = 1;
1468 my $extra = cleanfile($buildd, $_, $blddir);
1469 $unified_info{extra}->{$extra} = 1;
1472 foreach (@overrides) {
1473 my $override = cleanfile($buildd, $_, $blddir);
1474 $unified_info{overrides}->{$override} = 1;
1477 push @{$unified_info{rawlines}}, @rawlines;
1479 unless ($disabled{shared}) {
1480 # Check sharednames.
1481 foreach (keys %sharednames) {
1482 my $dest = cleanfile($buildd, $_, $blddir);
1483 if ($unified_info{rename}->{$dest}) {
1484 $dest = $unified_info{rename}->{$dest};
1486 die "shared_name for $dest with multiple values: "
1487 ,join(" ", @{$sharednames{$_}}),"\n"
1488 if scalar @{$sharednames{$_}} > 1;
1489 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1490 die "shared_name found for a library $dest that isn't defined\n"
1491 unless $unified_info{libraries}->{$dest};
1492 die "shared_name for $dest with multiple values: "
1493 ,$unified_info{sharednames}->{$dest}, ", ", $to
1494 unless !defined($unified_info{sharednames}->{$dest})
1495 or $unified_info{sharednames}->{$dest} eq $to;
1496 $unified_info{sharednames}->{$dest} = $to;
1499 # Additionally, we set up sharednames for libraries that don't
1500 # have any, as themselves.
1501 foreach (keys %{$unified_info{libraries}}) {
1502 if (!defined $unified_info{sharednames}->{$_}) {
1503 $unified_info{sharednames}->{$_} = $_
1508 foreach (keys %ordinals) {
1510 my $ddest = cleanfile($buildd, $_, $blddir);
1511 if ($unified_info{rename}->{$ddest}) {
1512 $ddest = $unified_info{rename}->{$ddest};
1514 foreach (@{$ordinals{$dest}}) {
1515 my %known_ordinals =
1518 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1520 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1522 my $o = $known_ordinals{$_};
1523 die "Ordinals for $ddest defined more than once\n"
1524 if $unified_info{ordinals}->{$ddest};
1525 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1529 foreach (keys %sources) {
1531 my $ddest = cleanfile($buildd, $_, $blddir);
1532 if ($unified_info{rename}->{$ddest}) {
1533 $ddest = $unified_info{rename}->{$ddest};
1535 foreach (@{$sources{$dest}}) {
1536 my $s = cleanfile($sourced, $_, $blddir);
1538 # If it isn't in the source tree, we assume it's generated
1541 $s = cleanfile($buildd, $_, $blddir);
1543 # We recognise C and asm files
1544 if ($s =~ /\.[csS]\b$/) {
1545 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1546 $o = cleanfile($buildd, $o, $blddir);
1547 $unified_info{sources}->{$ddest}->{$o} = 1;
1548 $unified_info{sources}->{$o}->{$s} = 1;
1550 $unified_info{sources}->{$ddest}->{$s} = 1;
1555 foreach (keys %generate) {
1557 my $ddest = cleanfile($buildd, $_, $blddir);
1558 if ($unified_info{rename}->{$ddest}) {
1559 $ddest = $unified_info{rename}->{$ddest};
1561 die "more than one generator for $dest: "
1562 ,join(" ", @{$generate{$_}}),"\n"
1563 if scalar @{$generate{$_}} > 1;
1564 my @generator = split /\s+/, $generate{$dest}->[0];
1565 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1566 $unified_info{generate}->{$ddest} = [ @generator ];
1569 foreach (keys %depends) {
1571 my $ddest = cleanfile($buildd, $_, $blddir);
1572 if ($unified_info{rename}->{$ddest}) {
1573 $ddest = $unified_info{rename}->{$ddest};
1575 foreach (@{$depends{$dest}}) {
1576 my $d = cleanfile($sourced, $_, $blddir);
1578 # If we know it's generated, or assume it is because we can't
1579 # find it in the source tree, we set file we depend on to be
1580 # in the build tree rather than the source tree, and assume
1581 # and that there are lines to build it in a BEGINRAW..ENDRAW
1582 # section or in the Makefile template.
1584 || !(grep { $d eq $_ }
1585 map { cleanfile($srcdir, $_, $blddir) }
1586 (@generated_headers, @generated_by_make_headers))) {
1587 $d = cleanfile($buildd, $_, $blddir);
1589 # Take note if the file to depend on is being renamed
1590 if ($unified_info{rename}->{$d}) {
1591 $d = $unified_info{rename}->{$d};
1593 $unified_info{depends}->{$ddest}->{$d} = 1;
1594 # If we depend on a header file, let's make sure it
1597 my $i = dirname($d);
1598 push @{$unified_info{includes}->{$ddest}}, $i
1599 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1604 foreach (keys %includes) {
1606 my $ddest = cleanfile($buildd, $_, $blddir);
1607 if ($unified_info{rename}->{$ddest}) {
1608 $ddest = $unified_info{rename}->{$ddest};
1610 foreach (@{$includes{$dest}}) {
1611 my $i = cleandir($sourced, $_, $blddir);
1612 push @{$unified_info{includes}->{$ddest}}, $i
1613 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1618 ### Make unified_info a bit more efficient
1619 # One level structures
1620 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1621 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1623 # Two level structures
1624 foreach my $l1 (("sources", "ldadd", "depends")) {
1625 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1626 $unified_info{$l1}->{$l2} =
1627 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1632 # For the schemes that need it, we provide the old *_obj configs
1633 # from the *_asm_obj ones
1634 foreach (grep /_(asm|aux)_src$/, keys %target) {
1636 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1637 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1640 # Write down our configuration where it fits #########################
1642 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1650 #use vars qw(\@ISA \@EXPORT);
1651 our \@ISA = qw(Exporter);
1652 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1655 print OUT "our %config = (\n";
1656 foreach (sort keys %config) {
1657 if (ref($config{$_}) eq "ARRAY") {
1658 print OUT " ", $_, " => [ ", join(", ",
1659 map { quotify("perl", $_) }
1660 @{$config{$_}}), " ],\n";
1662 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1669 print OUT "our %target = (\n";
1670 foreach (sort keys %target) {
1671 if (ref($target{$_}) eq "ARRAY") {
1672 print OUT " ", $_, " => [ ", join(", ",
1673 map { quotify("perl", $_) }
1674 @{$target{$_}}), " ],\n";
1676 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1683 print OUT "our \%available_protocols = (\n";
1684 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1685 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1690 print OUT "our \%disabled = (\n";
1691 foreach (sort keys %disabled) {
1692 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1698 print OUT "our %withargs = (\n";
1699 foreach (sort keys %withargs) {
1700 if (ref($withargs{$_}) eq "ARRAY") {
1701 print OUT " ", $_, " => [ ", join(", ",
1702 map { quotify("perl", $_) }
1703 @{$withargs{$_}}), " ],\n";
1705 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1712 if ($builder eq "unified") {
1717 if (ref $_ eq "ARRAY") {
1718 print OUT " "x$indent, "[\n";
1720 $recurse->($indent + 4, $_);
1722 print OUT " "x$indent, "],\n";
1723 } elsif (ref $_ eq "HASH") {
1725 print OUT " "x$indent, "{\n";
1726 foreach (sort keys %h) {
1727 if (ref $h{$_} eq "") {
1728 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1730 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1731 $recurse->($indent + 8, $h{$_});
1734 print OUT " "x$indent, "},\n";
1736 print OUT " "x$indent, quotify("perl", $_), ",\n";
1740 print OUT "our %unified_info = (\n";
1741 foreach (sort keys %unified_info) {
1742 if (ref $unified_info{$_} eq "") {
1743 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1745 print OUT " "x4, quotify("perl", $_), " =>\n";
1746 $recurse->(8, $unified_info{$_});
1758 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1759 print "CC =$target{cc}\n";
1760 print "CFLAG =$target{cflags} $config{cflags}\n";
1761 print "SHARED_CFLAG =$target{shared_cflag}\n";
1762 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1763 print "LFLAG =$target{lflags}\n";
1764 print "PLIB_LFLAG =$target{plib_lflags}\n";
1765 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1766 print "APPS_OBJ =$target{apps_obj}\n";
1767 print "CPUID_OBJ =$target{cpuid_obj}\n";
1768 print "UPLINK_OBJ =$target{uplink_obj}\n";
1769 print "BN_ASM =$target{bn_obj}\n";
1770 print "EC_ASM =$target{ec_obj}\n";
1771 print "DES_ENC =$target{des_obj}\n";
1772 print "AES_ENC =$target{aes_obj}\n";
1773 print "BF_ENC =$target{bf_obj}\n";
1774 print "CAST_ENC =$target{cast_obj}\n";
1775 print "RC4_ENC =$target{rc4_obj}\n";
1776 print "RC5_ENC =$target{rc5_obj}\n";
1777 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1778 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1779 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1780 print "CMLL_ENC =$target{cmll_obj}\n";
1781 print "MODES_OBJ =$target{modes_obj}\n";
1782 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1783 print "CHACHA_ENC =$target{chacha_obj}\n";
1784 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1785 print "PROCESSOR =$config{processor}\n";
1786 print "RANLIB =$target{ranlib}\n";
1787 print "ARFLAGS =$target{arflags}\n";
1788 print "PERL =$config{perl}\n";
1790 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1791 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1792 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1793 print "BN_LLONG mode\n" if $config{bn_ll};
1794 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} != $def_int;
1796 for (@generated_headers) {
1797 mkpath(catdir($blddir, dirname($_)));
1798 run_dofile(catfile($blddir, $_),
1799 catfile($srcdir, $_.".in"));
1803 ### When the old "unixmake" scheme goes away, so does this function
1805 sub build_Makefile {
1806 run_dofile("Makefile","Makefile.in");
1808 # Copy all Makefile.in to Makefile (except top-level)
1817 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1818 my $in = IO::File->new($_, "r") or
1819 die sprintf "Error reading Makefile.in in %s: !$\n",
1821 my $out = IO::File->new("Makefile", "w") or
1822 die sprintf "Error writing Makefile in %s: !$\n",
1824 print $out "# Generated from $_, do not edit\n";
1825 while (my $line = <$in>) { print $out $line }
1827 die sprintf "Error reading Makefile.in in %s: !$\n",
1830 die sprintf "Error writing Makefile in %s: !$\n",
1839 run_dofile(catfile($blddir, $target{build_file}),
1840 $config{build_file_template},
1841 catfile($srcdir, "Configurations", "common.tmpl"));
1846 run_dofile("util/domd", "util/domd.in");
1847 chmod 0755, "util/domd";
1850 my $platform = shift;
1851 # The only reason we do this is to have something to build MINFO from
1854 # create the ms/version32.rc file if needed
1855 if ($platform ne "netware") {
1856 my ($v1, $v2, $v3, $v4);
1857 if ($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) {
1863 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1870 FILEVERSION $v1,$v2,$v3,$v4
1871 PRODUCTVERSION $v1,$v2,$v3,$v4
1878 FILEOS VOS__WINDOWS32
1882 BLOCK "StringFileInfo"
1887 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1888 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1889 VALUE "FileVersion", "$config{version}\\0"
1891 VALUE "InternalName", "libcrypto32\\0"
1892 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1894 VALUE "InternalName", "libssl32\\0"
1895 VALUE "OriginalFilename", "libssl32.dll\\0"
1897 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1898 VALUE "ProductVersion", "$config{version}\\0"
1900 //VALUE "Comments", "\\0"
1901 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1902 //VALUE "LegalTrademarks", "\\0"
1903 //VALUE "PrivateBuild", "\\0"
1904 //VALUE "SpecialBuild", "\\0"
1909 VALUE "Translation", 0x409, 0x4b0
1918 $builders{$builder}->($builder_platform, @builder_opts);
1922 Configured for $target.
1925 print <<"EOF" if ($disabled{threads} eq "unavailable");
1927 The library could not be configured for supporting multi-threaded
1928 applications as the compiler options required on this system are not known.
1929 See file INSTALL for details if you need multi-threading.
1932 print <<"EOF" if ($no_shared_warn);
1934 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1935 platform, so we will pretend you gave the option 'no-pic', which also disables
1936 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1937 or position independent code, please let us know (but please first make sure
1938 you have tried with a current version of OpenSSL).
1943 ######################################################################
1945 # Helpers and utility functions
1948 # Configuration file reading #########################################
1950 # Helper function to implement conditional inheritance depending on the
1951 # value of $disabled{asm}. Used in inherit_from values as follows:
1953 # inherit_from => [ "template", asm("asm_tmpl") ]
1958 $disabled{asm} ? () : @x;
1962 our $add_called = 0;
1963 # Helper function to implement adding values to already existing configuration
1964 # values. It handles elements that are ARRAYs, CODEs and scalars
1966 my $separator = shift;
1968 # If there's any ARRAY in the collection of values OR the separator
1969 # is undef, we will return an ARRAY of combined values, otherwise a
1970 # string of joined values with $separator as the separator.
1971 my $found_array = !defined($separator);
1976 while (ref($res) eq "CODE") {
1979 if (defined($res)) {
1980 if (ref($res) eq "ARRAY") {
1996 join($separator, grep { defined($_) && $_ ne "" } @values);
2000 my $separator = " ";
2001 if (ref($_[$#_]) eq "HASH") {
2003 $separator = $opts->{separator};
2006 sub { _add($separator, @x, @_) };
2009 my $separator = " ";
2010 if (ref($_[$#_]) eq "HASH") {
2012 $separator = $opts->{separator};
2015 sub { _add($separator, @_, @x) };
2018 # configuration reader, evaluates the input file as a perl script and expects
2019 # it to fill %targets with target configurations. Those are then added to
2023 open(CONFFILE, "< $fname")
2024 or die "Can't open configuration file '$fname'!\n";
2027 my $content = <CONFFILE>;
2032 local %table = %::table; # Protect %table from tampering
2038 # For each target, check that it's configured with a hash table.
2039 foreach (keys %targets) {
2040 if (ref($targets{$_}) ne "HASH") {
2041 if (ref($targets{$_}) eq "") {
2042 warn "Deprecated target configuration for $_, ignoring...\n";
2044 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2046 delete $targets{$_};
2050 %table = (%table, %targets);
2054 # configuration resolver. Will only resolve all the lazy evalutation
2055 # codeblocks for the chozen target and all those it inherits from,
2057 sub resolve_config {
2059 my @breadcrumbs = @_;
2061 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2063 if (grep { $_ eq $target } @breadcrumbs) {
2064 die "inherit_from loop! target backtrace:\n "
2065 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2068 if (!defined($table{$target})) {
2069 warn "Warning! target $target doesn't exist!\n";
2072 # Recurse through all inheritances. They will be resolved on the
2073 # fly, so when this operation is done, they will all just be a
2074 # bunch of attributes with string values.
2075 # What we get here, though, are keys with references to lists of
2076 # the combined values of them all. We will deal with lists after
2077 # this stage is done.
2078 my %combined_inheritance = ();
2079 if ($table{$target}->{inherit_from}) {
2081 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2082 foreach (@inherit_from) {
2083 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2085 # 'template' is a marker that's considered private to
2086 # the config that had it.
2087 delete $inherited_config{template};
2090 if (!$combined_inheritance{$_}) {
2091 $combined_inheritance{$_} = [];
2093 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2094 } keys %inherited_config;
2098 # We won't need inherit_from in this target any more, since we've
2099 # resolved all the inheritances that lead to this
2100 delete $table{$target}->{inherit_from};
2102 # Now is the time to deal with those lists. Here's the place to
2103 # decide what shall be done with those lists, all based on the
2104 # values of the target we're currently dealing with.
2105 # - If a value is a coderef, it will be executed with the list of
2106 # inherited values as arguments.
2107 # - If the corresponding key doesn't have a value at all or is the
2108 # emoty string, the inherited value list will be run through the
2109 # default combiner (below), and the result becomes this target's
2111 # - Otherwise, this target's value is assumed to be a string that
2112 # will simply override the inherited list of values.
2113 my $default_combiner = add();
2116 map { $_ => 1 } (keys %combined_inheritance,
2117 keys %{$table{$target}});
2119 sub process_values {
2121 my $inherited = shift; # Always a [ list ]
2127 while(ref($object) eq "CODE") {
2128 $object = $object->(@$inherited);
2130 if (!defined($object)) {
2133 elsif (ref($object) eq "ARRAY") {
2134 local $add_called; # To make sure recursive calls don't affect it
2135 return [ map { process_values($_, $inherited, $target, $entry) }
2137 } elsif (ref($object) eq "") {
2140 die "cannot handle reference type ",ref($object)
2141 ," found in target ",$target," -> ",$entry,"\n";
2145 foreach (sort keys %all_keys) {
2146 my $previous = $combined_inheritance{$_};
2148 # Current target doesn't have a value for the current key?
2149 # Assign it the default combiner, the rest of this loop body
2150 # will handle it just like any other coderef.
2151 if (!exists $table{$target}->{$_}) {
2152 $table{$target}->{$_} = $default_combiner;
2155 $table{$target}->{$_} = process_values($table{$target}->{$_},
2156 $combined_inheritance{$_},
2158 unless(defined($table{$target}->{$_})) {
2159 delete $table{$target}->{$_};
2161 # if ($extra_checks &&
2162 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2163 # warn "$_ got replaced in $target\n";
2167 # Finally done, return the result.
2168 return %{$table{$target}};
2173 print STDERR $usage;
2174 print STDERR "\npick os/compiler from:\n";
2178 foreach $i (sort keys %table)
2180 next if $table{$i}->{template};
2181 next if $i =~ /^debug/;
2182 $k += length($i) + 1;
2188 print STDERR $i . " ";
2190 foreach $i (sort keys %table)
2192 next if $table{$i}->{template};
2193 next if $i !~ /^debug/;
2194 $k += length($i) + 1;
2200 print STDERR $i . " ";
2202 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2211 unlink $out || warn "Can't remove $out, $!"
2213 foreach (@templates) {
2214 die "Can't open $_, $!" unless -f $_;
2216 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2217 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2220 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2223 # Configuration printer ##############################################
2225 sub print_table_entry
2228 my %target = resolve_config($target);
2231 # Don't print the templates
2232 return if $target{template};
2269 "shared_extension_simple",
2270 "shared_import_extension",
2281 if ($type eq "TABLE") {
2283 print "*** $target\n";
2284 foreach (@sequence) {
2285 if (ref($target{$_}) eq "ARRAY") {
2286 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2288 printf "\$%-12s = %s\n", $_, $target{$_};
2291 } elsif ($type eq "HASH") {
2293 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2294 print " '$target' => {\n";
2295 foreach (@sequence) {
2297 if (ref($target{$_}) eq "ARRAY") {
2298 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2300 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2308 # Utility routines ###################################################
2310 # On VMS, if the given file is a logical name, File::Spec::Functions
2311 # will consider it an absolute path. There are cases when we want a
2312 # purely syntactic check without checking the environment.
2316 # On non-platforms, we just use file_name_is_absolute().
2317 return file_name_is_absolute($file) unless $^O eq "VMS";
2319 # If the file spec includes a device or a directpry spec,
2320 # file_name_is_absolute() is perfectly safe.
2321 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2323 # Here, we know the given file spec isn't absolute
2327 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2328 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2329 # realpath() requires that at least all path components except the last is an
2330 # existing directory. On VMS, the last component of the directory spec must
2335 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2336 # will return the volume name for the device, no matter what. Also,
2337 # it will return an incorrect directory spec if the argument is a
2338 # directory that doesn't exist.
2340 return rel2abs($dir);
2343 # We use realpath() on Unix, since no other will properly clean out
2345 use Cwd qw/realpath/;
2347 return realpath($dir);
2354 foreach $path (split /:/, $ENV{PATH})
2356 my $fullpath = "$path/$name$target{exe_extension}";
2357 if (-f $fullpath and -x $fullpath)
2360 unless ($name eq "perl" and
2361 system("$fullpath -e " . '\'exit($]<5.0);\''));
2368 perl => sub { my $x = shift;
2369 $x =~ s/([\\\$\@"])/\\$1/g;
2370 return '"'.$x.'"'; },
2374 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2376 map { $processor->($_); } @_;
2379 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2380 # $filename is a file name to read from
2381 # $line_concat_cond_re is a regexp detecting a line continuation ending
2382 # $line_concat is a CODEref that takes care of concatenating two lines
2383 sub collect_from_file {
2384 my $filename = shift;
2385 my $line_concat_cond_re = shift;
2386 my $line_concat = shift;
2388 open my $fh, $filename || die "unable to read $filename: $!\n";
2390 my $saved_line = "";
2394 if (defined $line_concat) {
2395 $_ = $line_concat->($saved_line, $_);
2398 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2404 die "$filename ending with continuation line\n" if $_;
2410 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2411 # $array is an ARRAYref of lines
2412 # $line_concat_cond_re is a regexp detecting a line continuation ending
2413 # $line_concat is a CODEref that takes care of concatenating two lines
2414 sub collect_from_array {
2416 my $line_concat_cond_re = shift;
2417 my $line_concat = shift;
2418 my @array = (@$array);
2421 my $saved_line = "";
2423 while (defined($_ = shift @array)) {
2425 if (defined $line_concat) {
2426 $_ = $line_concat->($saved_line, $_);
2429 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2435 die "input text ending with continuation line\n" if $_;
2440 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2441 # $lineiterator is a CODEref that delivers one line at a time.
2442 # All following arguments are regex/CODEref pairs, where the regexp detects a
2443 # line and the CODEref does something with the result of the regexp.
2444 sub collect_information {
2445 my $lineiterator = shift;
2446 my %collectors = @_;
2448 while(defined($_ = $lineiterator->())) {
2451 foreach my $re (keys %collectors) {
2452 if ($re ne "OTHERWISE" && /$re/) {
2453 $collectors{$re}->($lineiterator);
2457 if ($collectors{"OTHERWISE"}) {
2458 $collectors{"OTHERWISE"}->($lineiterator, $_)
2459 unless $found || !defined $collectors{"OTHERWISE"};