4 ## Configure -- OpenSSL source tree configuration script
9 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
10 use File::Path qw/mkpath/;
12 # see INSTALL for instructions.
14 my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-egd] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--config=FILE] os/compiler[:flags]\n";
18 # --config add the given configuration file, which will be read after
19 # any "Configurations*" files that are found in the same
20 # directory as this script.
21 # --prefix prefix for the OpenSSL installation, which includes the
22 # directories bin, lib, include, share/man, share/doc/openssl
23 # This becomes the value of INSTALLTOP in Makefile
24 # (Default: /usr/local)
25 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
26 # If it's a relative directory, it will be added on the directory
27 # given with --prefix.
28 # This becomes the value of OPENSSLDIR in Makefile and in C.
29 # (Default: PREFIX/ssl)
31 # --cross-compile-prefix Add specified prefix to binutils components.
33 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
34 # interfaces deprecated as of the specified OpenSSL version.
36 # no-hw-xxx do not compile support for specific crypto hardware.
37 # Generic OpenSSL-style methods relating to this support
38 # are always compiled but return NULL if the hardware
39 # support isn't compiled.
40 # no-hw do not compile support for any crypto hardware.
41 # [no-]threads [don't] try to create a library that is suitable for
42 # multithreaded applications (default is "threads" if we
44 # [no-]shared [don't] try to create shared libraries when supported.
45 # [no-]pic [don't] try to build position independent code when supported.
46 # If disabled, it also disables shared and dynamic-engine.
47 # no-asm do not use assembler
48 # no-dso do not compile in any native shared-library methods. This
49 # will ensure that all methods just return NULL.
50 # no-egd do not compile support for the entropy-gathering daemon APIs
51 # [no-]zlib [don't] compile support for zlib compression.
52 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
53 # library and will be loaded in run-time by the OpenSSL library.
54 # sctp include SCTP support
55 # 386 generate 80386 code
56 # enable-weak-ssl-ciphers
57 # Enable weak ciphers that are disabled by default. This currently
58 # only includes RC4 based ciphers.
59 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
60 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
61 # -<xxx> +<xxx> compiler options are passed through
63 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
64 # provided to stack calls. Generates unique stack functions for
65 # each possible stack type.
66 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
67 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
68 # Following are set automatically by this script
70 # MD5_ASM use some extra md5 assember,
71 # SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
72 # RMD160_ASM use some extra ripemd160 assember,
73 # SHA256_ASM sha256_block is implemented in assembler
74 # SHA512_ASM sha512_block is implemented in assembler
75 # AES_ASM ASE_[en|de]crypt is implemented in assembler
77 # Minimum warning options... any contributions to OpenSSL should at least get
80 # DEBUG_UNUSED enables __owur (warn unused result) checks.
81 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
82 # -DPEDANTIC complements -pedantic and is meant to mask code that
83 # is not strictly standard-compliant and/or implementation-specifc,
84 # e.g. inline assembly, disregards to alignment requirements, such
85 # that -pedantic would complain about. Incidentally -DPEDANTIC has
86 # to be used even in sanitized builds, because sanitizer too is
87 # supposed to and does take notice of non-standard behaviour. Then
88 # -pedantic with pre-C9x compiler would also complain about 'long
89 # long' not being supported. As 64-bit algorithms are common now,
90 # it grew impossible to resolve this without sizeable additional
91 # code, so we just tell compiler to be pedantic about everything
92 # but 'long long' type.
93 . " -DPEDANTIC -pedantic -Wno-long-long"
96 . " -Wmissing-prototypes"
103 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
104 # TODO(openssl-team): fix problems and investigate if (at least) the
105 # following warnings can also be enabled:
109 # -Wlanguage-extension-token -- no, we use asm()
110 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
111 # -Wextended-offsetof -- no, needed in CMS ASN1 code
112 my $clang_devteam_warn = ""
113 . " -Qunused-arguments"
115 . " -Wno-unused-parameter"
116 . " -Wno-missing-field-initializers"
117 . " -Wno-language-extension-token"
118 . " -Wno-extended-offsetof"
119 . " -Wconditional-uninitialized"
120 . " -Wincompatible-pointer-types-discards-qualifiers"
121 . " -Wmissing-variable-declarations"
124 # This adds backtrace information to the memory leak info. Is only used
125 # when crypto-mdebug-backtrace is enabled.
126 my $memleak_devteam_backtrace = "-rdynamic";
128 my $strict_warnings = 0;
130 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
131 # which would cover all BSD flavors. -pthread applies to them all,
132 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
133 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
134 # which has to be accompanied by explicit -D_THREAD_SAFE and
135 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
136 # seems to be sufficient?
137 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
140 # API compability name to version number mapping.
142 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
144 "1.1.0" => "0x10100000L",
145 "1.0.0" => "0x10000000L",
146 "0.9.8" => "0x00908000L",
153 # Forward declarations ###############################################
155 # read_config(filename)
157 # Reads a configuration file and populates %table with the contents
158 # (which the configuration file places in %targets).
161 # resolve_config(target)
163 # Resolves all the late evalutations, inheritances and so on for the
164 # chosen target and any target it inherits from.
168 # Information collection #############################################
170 # Unified build supports separate build dir
171 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
172 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
173 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
175 $config{sourcedir} = abs2rel($srcdir);
176 $config{builddir} = abs2rel($blddir);
178 # Collect version numbers
179 $config{version} = "unknown";
180 $config{version_num} = "unknown";
181 $config{shlib_version_number} = "unknown";
182 $config{shlib_version_history} = "unknown";
185 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
186 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
187 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
188 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
189 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
191 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
193 ($config{major}, $config{minor})
194 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
195 ($config{shlib_major}, $config{shlib_minor})
196 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
197 die "erroneous version information in opensslv.h: ",
198 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
199 if ($config{major} eq "" || $config{minor} eq ""
200 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
202 # Collect target configurations
204 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
205 foreach (sort glob($pattern) ) {
210 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
213 $config{openssldir}="";
214 $config{processor}="";
216 $config{cross_compile_prefix}="";
217 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
218 my $nofipscanistercheck=0;
219 $config{baseaddr}="0xFB00000";
220 my $auto_threads=1; # enable threads automatically? true by default
224 # Top level directories to build
225 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
226 # crypto/ subdirectories to build
229 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
230 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
231 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
232 "buffer", "bio", "stack", "lhash", "rand", "err",
233 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
234 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
237 # Known TLS and DTLS protocols
238 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
239 my @dtls = qw(dtls1 dtls1_2);
241 # Explicitelly known options that are possible to disable. They can
242 # be regexps, and will be used like this: /^no-${option}$/
243 # For developers: keep it sorted alphabetically
262 "crypto-mdebug-backtrace",
276 "ec_nistp_64_gcc_128",
331 foreach my $proto ((@tls, @dtls))
333 push(@disablables, $proto);
334 push(@disablables, "$proto-method");
337 my @deprecated_disablables = (
341 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
343 our %disabled = ( # "what" => "comment"
344 "ec_nistp_64_gcc_128" => "default",
349 "shared" => "default",
350 "ssl-trace" => "default",
352 "ssl3-method" => "default",
353 "unit-test" => "default",
354 "weak-ssl-ciphers" => "default",
356 "zlib-dynamic" => "default",
357 "crypto-mdebug" => "default",
358 "heartbeats" => "default",
361 # Note: => pair form used for aesthetics, not to truly make a hash table
362 my @disable_cascades = (
363 # "what" => [ "cascade", ... ]
364 sub { $config{processor} eq "386" }
367 "ssl3-method" => [ "ssl3" ],
368 "zlib" => [ "zlib-dynamic" ],
370 "ec" => [ "ecdsa", "ecdh" ],
372 "dgram" => [ "dtls", "sctp" ],
373 "sock" => [ "sctp" ],
376 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
377 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
378 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
380 # Additionally, SSL 3.0 requires either RSA or DSA+DH
382 && ($disabled{dsa} || $disabled{dh}); }
385 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
386 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
387 # (XXX: We don't support PSK-only builds).
389 && ($disabled{dsa} || $disabled{dh})
390 && ($disabled{ecdsa} || $disabled{ecdh}); }
391 => [ "tls1", "tls1_1", "tls1_2",
392 "dtls1", "dtls1_2" ],
396 # SRP and HEARTBEATS require TLSEXT
397 "tlsext" => [ "srp", "heartbeats" ],
399 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
401 # Without DSO, we can't load dynamic engines, so don't build them dynamic
402 "dso" => [ "dynamic-engine" ],
404 # Without position independent code, there can be no shared libraries or DSOs
405 "pic" => [ "shared" ],
406 "shared" => [ "dynamic-engine" ],
407 "engine" => [ "afalgeng" ],
408 "comp" => [ "zlib" ],
409 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
412 # Avoid protocol support holes. Also disable all versions below N, if version
413 # N is disabled while N+1 is enabled.
415 my @list = (reverse @tls);
416 while ((my $first, my $second) = (shift @list, shift @list)) {
418 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
420 unshift @list, $second;
422 my @list = (reverse @dtls);
423 while ((my $first, my $second) = (shift @list, shift @list)) {
425 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
427 unshift @list, $second;
430 # Explicit "no-..." options will be collected in %disabled along with the defaults.
431 # To remove something from %disabled, use "enable-foo".
432 # For symmetry, "disable-foo" is a synonym for "no-foo".
434 my @generated_headers = (
435 "include/openssl/opensslconf.h",
436 "crypto/include/internal/bn_conf.h",
437 "crypto/include/internal/dso_conf.h"
440 my @generated_by_make_headers = (
447 &usage if ($#ARGV < 0);
451 $config{openssl_api_defines}=[];
452 $config{openssl_algorithm_defines}=[];
453 $config{openssl_thread_defines}=[];
454 $config{openssl_sys_defines}=[];
455 $config{openssl_other_defines}=[];
459 $config{build_type} = "release";
465 if (grep /^reconf(igure)?$/, @argvcopy) {
466 if (-f "./configdata.pm") {
467 my $file = "./configdata.pm";
468 unless (my $return = do $file) {
469 die "couldn't parse $file: $@" if $@;
470 die "couldn't do $file: $!" unless defined $return;
471 die "couldn't run $file" unless $return;
474 @argvcopy = defined($configdata::config{perlargv}) ?
475 @{$configdata::config{perlargv}} : ();
476 die "Incorrect data to reconfigure, please do a normal configuration\n"
477 if (grep(/^reconf/,@argvcopy));
478 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
479 if defined($configdata::config{cross_compile_prefix});
480 $ENV{CROSS_COMPILE} = $configdata::config{cc}
481 if defined($configdata::config{cc});
483 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
484 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
485 if $ENV{CROSS_COMPILE};
486 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
487 } elsif (open IN, "<Makefile") {
489 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
490 # centered information gathering the reading configdata.pm
494 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
495 # Older form, we split the string and hope for the best
496 @argvcopy = split /\s+/, $_;
497 die "Incorrect data to reconfigure, please do a normal configuration\n"
498 if (grep(/^reconf/,@argvcopy));
499 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
500 $ENV{CROSS_COMPILE}=$1;
501 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
506 # END OF TEMPORARY SECTION
509 die "Insufficient data to reconfigure, please do a normal configuration\n";
513 $config{perlargv} = [ @argvcopy ];
515 my %unsupported_options = ();
516 my %deprecated_options = ();
519 # VMS is a case insensitive environment, and depending on settings
520 # out of our control, we may receive options uppercased. Let's
521 # downcase at least the part before any equal sign.
526 s /^-no-/no-/; # some people just can't read the instructions
528 # rewrite some options in "enable-..." form
529 s /^-?-?shared$/enable-shared/;
530 s /^sctp$/enable-sctp/;
531 s /^threads$/enable-threads/;
532 s /^zlib$/enable-zlib/;
533 s /^zlib-dynamic$/enable-zlib-dynamic/;
535 if (/^(no|disable|enable)-(.+)$/)
538 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
540 $deprecated_options{$_} = 1;
543 elsif (!grep { $word =~ /^${_}$/ } @disablables)
545 $unsupported_options{$_} = 1;
549 if (/^no-(.+)$/ || /^disable-(.+)$/)
551 foreach my $proto ((@tls, @dtls))
553 if ($1 eq "$proto-method")
555 $disabled{"$proto"} = "option($proto-method)";
561 foreach my $proto (@dtls)
563 $disabled{$proto} = "option(dtls)";
565 $disabled{"dtls"} = "option(dtls)";
569 # Last one of its kind
570 $disabled{"ssl3"} = "option(ssl)";
574 # XXX: Tests will fail if all SSL/TLS
575 # protocols are disabled.
576 foreach my $proto (@tls)
578 $disabled{$proto} = "option(tls)";
581 elsif ($1 eq "static-engine")
583 delete $disabled{"dynamic-engine"};
585 elsif ($1 eq "dynamic-engine")
587 $disabled{"dynamic-engine"} = "option";
591 $disabled{$1} = "option";
593 # No longer an automatic choice
594 $auto_threads = 0 if ($1 eq "threads");
596 elsif (/^enable-(.+)$/)
598 if ($1 eq "static-engine")
600 $disabled{"dynamic-engine"} = "option";
602 elsif ($1 eq "dynamic-engine")
604 delete $disabled{"dynamic-engine"};
606 elsif ($1 eq "zlib-dynamic")
608 delete $disabled{"zlib"};
611 delete $disabled{$algo};
613 # No longer an automatic choice
614 $auto_threads = 0 if ($1 eq "threads");
616 elsif (/^--strict-warnings$/)
618 $strict_warnings = 1;
622 $config{build_type} = "debug";
624 elsif (/^--release$/)
626 $config{build_type} = "release";
629 { $config{processor}=386; }
636 # No RSAref support any more since it's not needed.
637 # The check for the option is there so scripts aren't
640 elsif (/^nofipscanistercheck$/)
643 $nofipscanistercheck = 1;
651 elsif (/^--prefix=(.*)$/)
654 die "Directory given with --prefix MUST be absolute\n"
655 unless file_name_is_absolute($config{prefix});
657 elsif (/^--api=(.*)$/)
661 elsif (/^--libdir=(.*)$/)
665 elsif (/^--openssldir=(.*)$/)
667 $config{openssldir}=$1;
669 elsif (/^--with-zlib-lib=(.*)$/)
671 $withargs{zlib_lib}=$1;
673 elsif (/^--with-zlib-include=(.*)$/)
675 $withargs{zlib_include}="-I$1";
677 elsif (/^--with-fipslibdir=(.*)$/)
679 $config{fipslibdir}="$1/";
681 elsif (/^--with-baseaddr=(.*)$/)
683 $config{baseaddr}="$1";
685 elsif (/^--cross-compile-prefix=(.*)$/)
687 $config{cross_compile_prefix}=$1;
689 elsif (/^--config=(.*)$/)
693 elsif (/^-[lL](.*)$/ or /^-Wl,/)
699 push @user_defines, $1;
701 else # common if (/^[-+]/), just pass down...
703 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
704 $user_cflags.=" ".$_;
709 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
712 unless ($_ eq $target || /^no-/ || /^disable-/)
714 # "no-..." follows later after implied disactivations
715 # have been derived. (Don't take this too seroiusly,
716 # we really only write OPTIONS to the Makefile out of
719 if ($config{options} eq "")
720 { $config{options} = $_; }
722 { $config{options} .= " ".$_; }
725 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
726 die "***** Unsupported api compatibility level: $config{api}\n",
729 if (keys %deprecated_options)
731 warn "***** Deprecated options: ",
732 join(", ", keys %deprecated_options), "\n";
734 if (keys %unsupported_options)
736 die "***** Unsupported options: ",
737 join(", ", keys %unsupported_options), "\n";
743 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
747 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
750 my @tocheckfor = (keys %disabled);
751 while (@tocheckfor) {
752 my %new_tocheckfor = ();
753 my @cascade_copy = (@disable_cascades);
754 while (@cascade_copy) {
755 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
756 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
757 foreach(grep { !defined($disabled{$_}) } @$descendents) {
758 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
762 @tocheckfor = (keys %new_tocheckfor);
765 if ($target eq "TABLE") {
766 foreach (sort keys %table) {
767 print_table_entry($_, "TABLE");
772 if ($target eq "LIST") {
773 foreach (sort keys %table) {
774 print $_,"\n" unless $table{$_}->{template};
779 if ($target eq "HASH") {
780 print "%table = (\n";
781 foreach (sort keys %table) {
782 print_table_entry($_, "HASH");
787 # Backward compatibility?
788 if ($target =~ m/^CygWin32(-.*)$/) {
789 $target = "Cygwin".$1;
792 foreach (sort (keys %disabled))
794 $config{options} .= " no-$_";
796 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
808 elsif (/^dynamic-engine$/)
810 elsif (/^makedepend$/)
812 elsif (/^zlib-dynamic$/)
818 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
819 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
820 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
825 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
827 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
828 || /^autoalginit/ || /^autoerrinit/)
830 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
831 print " OPENSSL_NO_$ALGO";
833 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
837 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
839 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
840 print " OPENSSL_NO_$ALGO";
842 # fix-up crypto/directory name(s)
843 $algo="whrlpool" if $algo eq "whirlpool";
844 $algo="ripemd" if $algo eq "rmd160";
845 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
854 print "Configuring for $target\n";
856 # Support for legacy targets having a name starting with 'debug-'
857 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
859 $config{build_type} = "debug";
861 # If we do not find debug-foo in the table, the target is set to foo.
862 if (!$table{$target}) {
866 $config{target} = $target;
867 my %target = resolve_config($target);
869 &usage if (!%target || $target{template});
871 %target = ( %{$table{DEFAULTS}}, %target );
873 $target{exe_extension}="";
874 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
875 || $config{target} =~ /^(?:Cygwin|mingw)/);
876 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
878 ($target{shared_extension_simple}=$target{shared_extension})
879 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
880 $target{dso_extension}=$target{shared_extension_simple};
881 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
882 if ($config{target} =~ /^(?:Cygwin|mingw)/);
885 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
886 if $config{cross_compile_prefix} eq "";
888 # Allow overriding the names of some tools. USE WITH CARE
889 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
890 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
891 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
892 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
893 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
895 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
896 # or release_ attributes.
897 # Do it in such a way that no spurious space is appended (hence the grep).
898 $config{defines} = [];
899 $config{cflags} = "";
900 $config{ex_libs} = "";
901 $config{shared_ldflag} = "";
903 # Make sure build_scheme is consistent.
904 $target{build_scheme} = [ $target{build_scheme} ]
905 if ref($target{build_scheme}) ne "ARRAY";
907 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
909 ###### If the user has chosen --classic, we give it to them.
910 ###### If they try that with an out-of-source config, we complain.
911 if ($target{build_scheme}->[0] eq "unified" && $classic) {
912 die "Can't perform a classic build out of source tree\n"
913 if $srcdir ne $blddir;
915 $target{build_scheme} = { unix => [ "unixmake" ],
917 VMS => undef } -> {$target{build_scheme}->[1]};
919 die "Classic mode unavailable on this platform\n"
920 unless defined($target{build_scheme});
923 my ($builder, $builder_platform, @builder_opts) =
924 @{$target{build_scheme}};
926 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
928 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
930 $config{cflags} .= " -mno-cygwin";
931 $config{shared_ldflag} .= " -mno-cygwin";
934 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
935 # minimally required architecture flags for assembly modules
936 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
937 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
940 my $no_shared_warn=0;
941 my $no_user_cflags=0;
942 my $no_user_defines=0;
944 # The DSO code currently always implements all functions so that no
945 # applications will have to worry about that from a compilation point
946 # of view. However, the "method"s may return zero unless that platform
947 # has support compiled in for them. Currently each method is enabled
948 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
949 # string entry into using the following logic;
950 if (!$disabled{dso} && $target{dso_scheme} ne "")
952 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
953 if ($target{dso_scheme} eq "DLFCN")
955 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
957 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
959 unshift @{$config{defines}}, "DSO_DLFCN";
963 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
967 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
973 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
974 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
978 # If threads aren't disabled, check how possible they are
979 unless ($disabled{threads}) {
981 # Enabled by default, disable it forcibly if unavailable
982 if ($target{thread_scheme} eq "(unknown)") {
983 $disabled{threads} = "unavailable";
986 # The user chose to enable threads explicitely, let's see
987 # if there's a chance that's possible
988 if ($target{thread_scheme} eq "(unknown)") {
989 # If the user asked for "threads" and we don't have internal
990 # knowledge how to do it, [s]he is expected to provide any
991 # system-dependent compiler options that are necessary. We
992 # can't truly check that the given options are correct, but
993 # we expect the user to know what [s]He is doing.
994 if ($no_user_cflags && $no_user_defines) {
995 die "You asked for multi-threading support, but didn't\n"
996 ,"provide any system-specific compiler options\n";
1002 # If threads still aren't disabled, add a C macro to ensure the source
1003 # code knows about it. Any other flag is taken care of by the configs.
1004 unless($disabled{threads}) {
1005 foreach (("defines", "openssl_thread_defines")) {
1006 push @{$config{$_}}, "OPENSSL_THREADS";
1010 # With "deprecated" disable all deprecated features.
1011 if (defined($disabled{"deprecated"})) {
1012 $config{api} = $maxapi;
1015 if ($target{shared_target} eq "")
1018 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1020 $disabled{shared} = "no-shared-target";
1021 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1025 if ($disabled{"dynamic-engine"}) {
1026 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1027 $config{dynamic_engines} = 0;
1029 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1030 $config{dynamic_engines} = 1;
1037 # This saves the build files from having to check
1040 $target{shared_cflag} = $target{shared_ldflag} =
1041 $target{shared_rcflag} = "";
1045 push @{$config{defines}}, "OPENSSL_PIC";
1048 if ($target{sys_id} ne "")
1050 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1053 unless ($disabled{asm}) {
1054 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1055 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1057 # bn-586 is the only one implementing bn_*_part_words
1058 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1059 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1061 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1062 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1063 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1065 if ($config{fips}) {
1066 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1069 if ($target{sha1_asm_src}) {
1070 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1071 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1072 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1074 if ($target{md5_asm_src}) {
1075 push @{$config{defines}}, "MD5_ASM";
1077 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1078 if ($target{rmd160_asm_src}) {
1079 push @{$config{defines}}, "RMD160_ASM";
1081 if ($target{aes_asm_src}) {
1082 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1083 # aes-ctr.fake is not a real file, only indication that assembler
1084 # module implements AES_ctr32_encrypt...
1085 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1086 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1087 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1088 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1089 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1090 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1092 if ($target{wp_asm_src} =~ /mmx/) {
1093 if ($config{processor} eq "386") {
1094 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1095 } elsif (!$disabled{"whirlpool"}) {
1096 push @{$config{defines}}, "WHIRLPOOL_ASM";
1099 if ($target{modes_asm_src} =~ /ghash-/) {
1100 push @{$config{defines}}, "GHASH_ASM";
1102 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1103 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1105 if ($target{poly1305_asm_src} ne "") {
1106 push @{$config{defines}}, "POLY1305_ASM";
1110 my $ecc = $target{cc};
1111 if ($^O ne "VMS" && !$disabled{makedepend}) {
1112 # Is the compiler gcc or clang? $ecc is used below to see if
1113 # error-checking can be turned on.
1114 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1115 open(PIPE, "$ccpcc --version 2>&1 |");
1118 # Find the version number and save the major.
1119 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1120 my $compiler_major = $1;
1121 # We know that GNU C version 3 and up as well as all clang
1122 # versions support dependency generation
1123 $config{makedepprog} = $ccpcc
1124 if (/clang/ || (/gcc/ && $compiler_major > 3));
1125 $ecc = "clang" if /clang/;
1126 $ecc = "gcc" if /gcc/;
1127 last if ($config{makedepprog} || !$lines--);
1131 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1132 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1137 # Deal with bn_ops ###################################################
1140 $config{export_var_as_fn} =0;
1141 my $def_int="unsigned int";
1142 $config{rc4_int} =$def_int;
1143 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1146 foreach (sort split(/\s+/,$target{bn_ops})) {
1147 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1148 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1149 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1150 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1151 ($config{b64l},$config{b64},$config{b32})
1152 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1153 ($config{b64l},$config{b64},$config{b32})
1154 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1155 ($config{b64l},$config{b64},$config{b32})
1156 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1158 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1162 # Hack cflags for better warnings (dev option) #######################
1164 # "Stringify" the C flags string. This permits it to be made part of a string
1165 # and works as well on command lines.
1166 $config{cflags} =~ s/([\\\"])/\\$1/g;
1168 if (defined($config{api})) {
1169 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1170 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1171 push @{$config{defines}}, $apiflag;
1174 if ($strict_warnings)
1177 die "ERROR --strict-warnings requires gcc or clang"
1178 unless $ecc eq 'gcc' || $ecc eq 'clang';
1179 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1181 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1183 if ($ecc eq "clang")
1185 foreach $wopt (split /\s+/, $clang_devteam_warn)
1187 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1192 unless ($disabled{"crypto-mdebug-backtrace"})
1194 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1196 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1198 if ($target =~ /^BSD-/)
1200 $config{ex_libs} .= " -lexecinfo";
1204 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1205 else { $no_user_cflags=1; }
1206 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1207 else { $no_user_defines=1; }
1209 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1211 unless ($disabled{afalgeng}) {
1212 $config{afalgeng}="";
1213 if ($target =~ m/^linux/) {
1214 my $minver = 4*10000 + 1*100 + 0;
1215 if ($config{cross_compile_prefix} eq "") {
1216 my $verstr = `uname -r`;
1217 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1218 ($mi2) = $mi2 =~ /(\d+)/;
1219 my $ver = $ma*10000 + $mi1*100 + $mi2;
1220 if ($ver < $minver) {
1221 $disabled{afalgeng} = "too-old-kernel";
1223 push @{$config{engdirs}}, "afalg";
1226 $disabled{afalgeng} = "cross-compiling";
1229 $disabled{afalgeng} = "not-linux";
1233 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1235 # If we use the unified build, collect information from build.info files
1236 my %unified_info = ();
1238 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1239 if ($builder eq "unified") {
1240 # Store the name of the template file we will build the build file from
1241 # in %config. This may be useful for the build file itself.
1242 my $build_file_template =
1243 catfile($srcdir, "Configurations",
1244 $builder_platform."-".$target{build_file}.".tmpl");
1245 $build_file_template =
1246 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1247 if (! -f $build_file_template);
1248 $config{build_file_template} = $build_file_template;
1250 use lib catdir(dirname(__FILE__),"util");
1251 use with_fallback qw(Text::Template);
1256 my $relativeto = shift || ".";
1258 $dir = catdir($base,$dir) unless isabsolute($dir);
1260 # Make sure the directories we're building in exists
1263 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1264 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1271 my $relativeto = shift || ".";
1273 $file = catfile($base,$file) unless isabsolute($file);
1275 my $d = dirname($file);
1276 my $f = basename($file);
1278 # Make sure the directories we're building in exists
1281 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1282 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1286 my @build_infos = ( [ ".", "build.info" ] );
1287 foreach (@{$config{dirs}}) {
1288 push @build_infos, [ $_, "build.info" ]
1289 if (-f catfile($srcdir, $_, "build.info"));
1291 foreach (@{$config{sdirs}}) {
1292 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1293 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1295 foreach (@{$config{engdirs}}) {
1296 push @build_infos, [ catdir("engines", $_), "build.info" ]
1297 if (-f catfile($srcdir, "engines", $_, "build.info"));
1300 $config{build_infos} = [ ];
1302 foreach (@build_infos) {
1303 my $sourced = catdir($srcdir, $_->[0]);
1304 my $buildd = catdir($blddir, $_->[0]);
1309 # The basic things we're trying to build
1316 my @intermediates = ();
1321 my %shared_sources = ();
1325 my %sharednames = ();
1328 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1329 my $template = Text::Template->new(TYPE => 'FILE',
1330 SOURCE => catfile($sourced, $f));
1331 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1334 $template->fill_in(HASH => { config => \%config,
1336 disabled => \%disabled,
1337 builddir => abs2rel($buildd, $blddir),
1338 sourcedir => abs2rel($sourced, $blddir),
1339 buildtop => abs2rel($blddir, $blddir),
1340 sourcetop => abs2rel($srcdir, $blddir) },
1341 DELIMITERS => [ "{-", "-}" ]);
1343 # The top item of this stack has the following values
1344 # -2 positive already run and we found ELSE (following ELSIF should fail)
1345 # -1 positive already run (skip until ENDIF)
1346 # 0 negatives so far (if we're at a condition, check it)
1347 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1348 # 2 positive ELSE (following ELSIF should fail)
1350 collect_information(
1351 collect_from_array([ @text ],
1352 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1353 $l1 =~ s/\\$//; $l1.$l2 }),
1354 # Info we're looking for
1355 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1357 if (! @skip || $skip[$#skip] > 0) {
1363 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1364 => sub { die "ELSIF out of scope" if ! @skip;
1365 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1366 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1367 $skip[$#skip] = !! $1
1368 if $skip[$#skip] == 0; },
1370 => sub { die "ELSE out of scope" if ! @skip;
1371 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1372 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1374 => sub { die "ENDIF out of scope" if ! @skip;
1376 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1377 => sub { push @programs, split(/\s+/, $1)
1378 if !@skip || $skip[$#skip] > 0 },
1379 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1380 => sub { push @libraries, split(/\s+/, $1)
1381 if !@skip || $skip[$#skip] > 0 },
1382 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1383 => sub { push @engines, split(/\s+/, $1)
1384 if !@skip || $skip[$#skip] > 0 },
1385 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1386 => sub { push @scripts, split(/\s+/, $1)
1387 if !@skip || $skip[$#skip] > 0 },
1388 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1389 => sub { push @extra, split(/\s+/, $1)
1390 if !@skip || $skip[$#skip] > 0 },
1391 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1392 => sub { push @overrides, split(/\s+/, $1)
1393 if !@skip || $skip[$#skip] > 0 },
1395 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1396 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1397 if !@skip || $skip[$#skip] > 0 },
1398 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1399 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1400 if !@skip || $skip[$#skip] > 0 },
1401 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1402 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1403 if !@skip || $skip[$#skip] > 0 },
1404 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1405 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1406 if !@skip || $skip[$#skip] > 0 },
1407 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1408 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1409 if !@skip || $skip[$#skip] > 0 },
1410 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1411 => sub { push @{$generate{$1}}, $2
1412 if !@skip || $skip[$#skip] > 0 },
1413 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1414 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1415 if !@skip || $skip[$#skip] > 0 },
1416 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1417 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1418 if !@skip || $skip[$#skip] > 0 },
1419 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1421 my $lineiterator = shift;
1422 my $target_kind = $1;
1423 while (defined $lineiterator->()) {
1425 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1426 die "ENDRAW doesn't match BEGINRAW"
1427 if $1 ne $target_kind;
1430 next if @skip && $skip[$#skip] <= 0;
1432 if ($target_kind eq $target{build_file}
1433 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1436 qr/^(?:#.*|\s*)$/ => sub { },
1437 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1439 if ($buildinfo_debug) {
1440 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1441 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1445 if ($buildinfo_debug) {
1446 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1450 die "runaway IF?" if (@skip);
1452 foreach (keys %renames) {
1453 die "$_ renamed to more than one thing: "
1454 ,join(" ", @{$renames{$_}}),"\n"
1455 if scalar @{$renames{$_}} > 1;
1456 my $dest = cleanfile($buildd, $_, $blddir);
1457 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1458 die "$dest renamed to more than one thing: "
1459 ,$unified_info{rename}->{$dest}, $to
1460 unless !defined($unified_info{rename}->{$dest})
1461 or $unified_info{rename}->{$dest} eq $to;
1462 $unified_info{rename}->{$dest} = $to;
1465 foreach (@programs) {
1466 my $program = cleanfile($buildd, $_, $blddir);
1467 if ($unified_info{rename}->{$program}) {
1468 $program = $unified_info{rename}->{$program};
1470 $unified_info{programs}->{$program} = 1;
1473 foreach (@libraries) {
1474 my $library = cleanfile($buildd, $_, $blddir);
1475 if ($unified_info{rename}->{$library}) {
1476 $library = $unified_info{rename}->{$library};
1478 $unified_info{libraries}->{$library} = 1;
1481 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1482 ENGINES can only be used if configured with 'dynamic-engine'.
1483 This is usually a fault in a build.info file.
1485 foreach (@engines) {
1486 my $library = cleanfile($buildd, $_, $blddir);
1487 if ($unified_info{rename}->{$library}) {
1488 $library = $unified_info{rename}->{$library};
1490 $unified_info{engines}->{$library} = 1;
1493 foreach (@scripts) {
1494 my $script = cleanfile($buildd, $_, $blddir);
1495 if ($unified_info{rename}->{$script}) {
1496 $script = $unified_info{rename}->{$script};
1498 $unified_info{scripts}->{$script} = 1;
1502 my $extra = cleanfile($buildd, $_, $blddir);
1503 $unified_info{extra}->{$extra} = 1;
1506 foreach (@overrides) {
1507 my $override = cleanfile($buildd, $_, $blddir);
1508 $unified_info{overrides}->{$override} = 1;
1511 push @{$unified_info{rawlines}}, @rawlines;
1513 unless ($disabled{shared}) {
1514 # Check sharednames.
1515 foreach (keys %sharednames) {
1516 my $dest = cleanfile($buildd, $_, $blddir);
1517 if ($unified_info{rename}->{$dest}) {
1518 $dest = $unified_info{rename}->{$dest};
1520 die "shared_name for $dest with multiple values: "
1521 ,join(" ", @{$sharednames{$_}}),"\n"
1522 if scalar @{$sharednames{$_}} > 1;
1523 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1524 die "shared_name found for a library $dest that isn't defined\n"
1525 unless $unified_info{libraries}->{$dest};
1526 die "shared_name for $dest with multiple values: "
1527 ,$unified_info{sharednames}->{$dest}, ", ", $to
1528 unless !defined($unified_info{sharednames}->{$dest})
1529 or $unified_info{sharednames}->{$dest} eq $to;
1530 $unified_info{sharednames}->{$dest} = $to;
1533 # Additionally, we set up sharednames for libraries that don't
1534 # have any, as themselves.
1535 foreach (keys %{$unified_info{libraries}}) {
1536 if (!defined $unified_info{sharednames}->{$_}) {
1537 $unified_info{sharednames}->{$_} = $_
1542 foreach (keys %ordinals) {
1544 my $ddest = cleanfile($buildd, $_, $blddir);
1545 if ($unified_info{rename}->{$ddest}) {
1546 $ddest = $unified_info{rename}->{$ddest};
1548 foreach (@{$ordinals{$dest}}) {
1549 my %known_ordinals =
1552 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1554 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1556 my $o = $known_ordinals{$_};
1557 die "Ordinals for $ddest defined more than once\n"
1558 if $unified_info{ordinals}->{$ddest};
1559 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1563 foreach (keys %sources) {
1565 my $ddest = cleanfile($buildd, $_, $blddir);
1566 if ($unified_info{rename}->{$ddest}) {
1567 $ddest = $unified_info{rename}->{$ddest};
1569 foreach (@{$sources{$dest}}) {
1570 my $s = cleanfile($sourced, $_, $blddir);
1572 # If it isn't in the source tree, we assume it's generated
1575 $s = cleanfile($buildd, $_, $blddir);
1577 # We recognise C and asm files
1578 if ($s =~ /\.[csS]\b$/) {
1579 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1580 $o = cleanfile($buildd, $o, $blddir);
1581 $unified_info{sources}->{$ddest}->{$o} = 1;
1582 $unified_info{sources}->{$o}->{$s} = 1;
1584 $unified_info{sources}->{$ddest}->{$s} = 1;
1589 foreach (keys %shared_sources) {
1591 my $ddest = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$ddest}) {
1593 $ddest = $unified_info{rename}->{$ddest};
1595 foreach (@{$shared_sources{$dest}}) {
1596 my $s = cleanfile($sourced, $_, $blddir);
1598 # If it isn't in the source tree, we assume it's generated
1601 $s = cleanfile($buildd, $_, $blddir);
1603 # We recognise C and asm files
1604 if ($s =~ /\.[csS]\b$/) {
1605 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1606 $o = cleanfile($buildd, $o, $blddir);
1607 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1608 $unified_info{sources}->{$o}->{$s} = 1;
1610 die "unrecognised source file type for shared library: $s\n";
1615 foreach (keys %generate) {
1617 my $ddest = cleanfile($buildd, $_, $blddir);
1618 if ($unified_info{rename}->{$ddest}) {
1619 $ddest = $unified_info{rename}->{$ddest};
1621 die "more than one generator for $dest: "
1622 ,join(" ", @{$generate{$_}}),"\n"
1623 if scalar @{$generate{$_}} > 1;
1624 my @generator = split /\s+/, $generate{$dest}->[0];
1625 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1626 $unified_info{generate}->{$ddest} = [ @generator ];
1629 foreach (keys %depends) {
1631 my $ddest = cleanfile($buildd, $_, $blddir);
1632 if ($unified_info{rename}->{$ddest}) {
1633 $ddest = $unified_info{rename}->{$ddest};
1635 foreach (@{$depends{$dest}}) {
1636 my $d = cleanfile($sourced, $_, $blddir);
1638 # If we know it's generated, or assume it is because we can't
1639 # find it in the source tree, we set file we depend on to be
1640 # in the build tree rather than the source tree, and assume
1641 # and that there are lines to build it in a BEGINRAW..ENDRAW
1642 # section or in the Makefile template.
1644 || (grep { $d eq $_ }
1645 map { cleanfile($srcdir, $_, $blddir) }
1646 (@generated_headers, @generated_by_make_headers))) {
1647 $d = cleanfile($buildd, $_, $blddir);
1649 # Take note if the file to depend on is being renamed
1650 if ($unified_info{rename}->{$d}) {
1651 $d = $unified_info{rename}->{$d};
1653 $unified_info{depends}->{$ddest}->{$d} = 1;
1654 # If we depend on a header file, let's make sure it
1657 my $i = dirname($d);
1658 push @{$unified_info{includes}->{$ddest}}, $i
1659 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1664 foreach (keys %includes) {
1666 my $ddest = cleanfile($buildd, $_, $blddir);
1667 if ($unified_info{rename}->{$ddest}) {
1668 $ddest = $unified_info{rename}->{$ddest};
1670 foreach (@{$includes{$dest}}) {
1671 my $i = cleandir($sourced, $_, $blddir);
1672 push @{$unified_info{includes}->{$ddest}}, $i
1673 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1678 ### Make unified_info a bit more efficient
1679 # One level structures
1680 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1681 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1683 # Two level structures
1684 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1685 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1686 $unified_info{$l1}->{$l2} =
1687 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1692 # For the schemes that need it, we provide the old *_obj configs
1693 # from the *_asm_obj ones
1694 foreach (grep /_(asm|aux)_src$/, keys %target) {
1696 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1697 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1700 # Write down our configuration where it fits #########################
1702 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1710 #use vars qw(\@ISA \@EXPORT);
1711 our \@ISA = qw(Exporter);
1712 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1715 print OUT "our %config = (\n";
1716 foreach (sort keys %config) {
1717 if (ref($config{$_}) eq "ARRAY") {
1718 print OUT " ", $_, " => [ ", join(", ",
1719 map { quotify("perl", $_) }
1720 @{$config{$_}}), " ],\n";
1722 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1729 print OUT "our %target = (\n";
1730 foreach (sort keys %target) {
1731 if (ref($target{$_}) eq "ARRAY") {
1732 print OUT " ", $_, " => [ ", join(", ",
1733 map { quotify("perl", $_) }
1734 @{$target{$_}}), " ],\n";
1736 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1743 print OUT "our \%available_protocols = (\n";
1744 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1745 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1750 print OUT "our \@disablables = (\n";
1751 foreach (@disablables) {
1752 print OUT " ", quotify("perl", $_), ",\n";
1758 print OUT "our \%disabled = (\n";
1759 foreach (sort keys %disabled) {
1760 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1766 print OUT "our %withargs = (\n";
1767 foreach (sort keys %withargs) {
1768 if (ref($withargs{$_}) eq "ARRAY") {
1769 print OUT " ", $_, " => [ ", join(", ",
1770 map { quotify("perl", $_) }
1771 @{$withargs{$_}}), " ],\n";
1773 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1780 if ($builder eq "unified") {
1785 if (ref $_ eq "ARRAY") {
1786 print OUT " "x$indent, "[\n";
1788 $recurse->($indent + 4, $_);
1790 print OUT " "x$indent, "],\n";
1791 } elsif (ref $_ eq "HASH") {
1793 print OUT " "x$indent, "{\n";
1794 foreach (sort keys %h) {
1795 if (ref $h{$_} eq "") {
1796 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1798 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1799 $recurse->($indent + 8, $h{$_});
1802 print OUT " "x$indent, "},\n";
1804 print OUT " "x$indent, quotify("perl", $_), ",\n";
1808 print OUT "our %unified_info = (\n";
1809 foreach (sort keys %unified_info) {
1810 if (ref $unified_info{$_} eq "") {
1811 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1813 print OUT " "x4, quotify("perl", $_), " =>\n";
1814 $recurse->(8, $unified_info{$_});
1826 print "CC =$target{cc}\n";
1827 print "CFLAG =$target{cflags} $config{cflags}\n";
1828 print "SHARED_CFLAG =$target{shared_cflag}\n";
1829 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1830 print "LFLAG =$target{lflags}\n";
1831 print "PLIB_LFLAG =$target{plib_lflags}\n";
1832 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1833 print "APPS_OBJ =$target{apps_obj}\n";
1834 print "CPUID_OBJ =$target{cpuid_obj}\n";
1835 print "UPLINK_OBJ =$target{uplink_obj}\n";
1836 print "BN_ASM =$target{bn_obj}\n";
1837 print "EC_ASM =$target{ec_obj}\n";
1838 print "DES_ENC =$target{des_obj}\n";
1839 print "AES_ENC =$target{aes_obj}\n";
1840 print "BF_ENC =$target{bf_obj}\n";
1841 print "CAST_ENC =$target{cast_obj}\n";
1842 print "RC4_ENC =$target{rc4_obj}\n";
1843 print "RC5_ENC =$target{rc5_obj}\n";
1844 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1845 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1846 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1847 print "CMLL_ENC =$target{cmll_obj}\n";
1848 print "MODES_OBJ =$target{modes_obj}\n";
1849 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1850 print "CHACHA_ENC =$target{chacha_obj}\n";
1851 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1852 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1853 print "PROCESSOR =$config{processor}\n";
1854 print "RANLIB =$target{ranlib}\n";
1855 print "ARFLAGS =$target{arflags}\n";
1856 print "PERL =$config{perl}\n";
1858 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1859 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1860 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1861 print "BN_LLONG mode\n" if $config{bn_ll};
1862 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1864 for (@generated_headers) {
1865 mkpath(catdir($blddir, dirname($_)));
1866 run_dofile(catfile($blddir, $_),
1867 catfile($srcdir, $_.".in"));
1871 ### When the old "unixmake" scheme goes away, so does this function
1873 sub build_Makefile {
1874 run_dofile("Makefile","Makefile.in");
1876 # Copy all Makefile.in to Makefile (except top-level)
1885 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1886 my $in = IO::File->new($_, "r") or
1887 die sprintf "Error reading Makefile.in in %s: !$\n",
1889 my $out = IO::File->new("Makefile", "w") or
1890 die sprintf "Error writing Makefile in %s: !$\n",
1892 print $out "# Generated from $_, do not edit\n";
1893 while (my $line = <$in>) { print $out $line }
1895 die sprintf "Error reading Makefile.in in %s: !$\n",
1898 die sprintf "Error writing Makefile in %s: !$\n",
1907 run_dofile(catfile($blddir, $target{build_file}),
1908 $config{build_file_template},
1909 catfile($srcdir, "Configurations", "common.tmpl"));
1914 run_dofile("util/domd", "util/domd.in");
1915 chmod 0755, "util/domd";
1919 $builders{$builder}->($builder_platform, @builder_opts);
1923 Configured for $target.
1926 print <<"EOF" if ($disabled{threads} eq "unavailable");
1928 The library could not be configured for supporting multi-threaded
1929 applications as the compiler options required on this system are not known.
1930 See file INSTALL for details if you need multi-threading.
1933 print <<"EOF" if ($no_shared_warn);
1935 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1936 platform, so we will pretend you gave the option 'no-pic', which also disables
1937 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1938 or position independent code, please let us know (but please first make sure
1939 you have tried with a current version of OpenSSL).
1944 ######################################################################
1946 # Helpers and utility functions
1949 # Configuration file reading #########################################
1951 # Note: All of the helper functions are for lazy evaluation. They all
1952 # return a CODE ref, which will return the intended value when evaluated.
1953 # Thus, whenever there's mention of a returned value, it's about that
1956 # Helper function to implement conditional inheritance depending on the
1957 # value of $disabled{asm}. Used in inherit_from values as follows:
1959 # inherit_from => [ "template", asm("asm_tmpl") ]
1964 $disabled{asm} ? () : @x;
1968 # Helper function to implement conditional value variants, with a default
1969 # plus additional values based on the value of $config{build_type}.
1970 # Arguments are given in hash table form:
1972 # picker(default => "Basic string: ",
1974 # release => "release")
1976 # When configuring with --debug, the resulting string will be
1977 # "Basic string: debug", and when not, it will be "Basic string: release"
1979 # This can be used to create variants of sets of flags according to the
1982 # cflags => picker(default => "-Wall",
1983 # debug => "-g -O0",
1988 return sub { add($opts{default} || (),
1989 $opts{$config{build_type}} || ())->(); }
1992 # Helper function to combine several values of different types into one.
1993 # This is useful if you want to combine a string with the result of a
1994 # lazy function, such as:
1996 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2000 return sub { add(@stuff)->(); }
2003 # Helper function to implement conditional values depending on the value
2004 # of $disabled{threads}. Can be used as follows:
2006 # cflags => combine("-Wall", threads("-pthread"))
2010 return sub { add($disabled{threads} ? () : @flags)->(); }
2015 our $add_called = 0;
2016 # Helper function to implement adding values to already existing configuration
2017 # values. It handles elements that are ARRAYs, CODEs and scalars
2019 my $separator = shift;
2021 # If there's any ARRAY in the collection of values OR the separator
2022 # is undef, we will return an ARRAY of combined values, otherwise a
2023 # string of joined values with $separator as the separator.
2024 my $found_array = !defined($separator);
2029 while (ref($res) eq "CODE") {
2032 if (defined($res)) {
2033 if (ref($res) eq "ARRAY") {
2049 join($separator, grep { defined($_) && $_ ne "" } @values);
2053 my $separator = " ";
2054 if (ref($_[$#_]) eq "HASH") {
2056 $separator = $opts->{separator};
2059 sub { _add($separator, @x, @_) };
2062 my $separator = " ";
2063 if (ref($_[$#_]) eq "HASH") {
2065 $separator = $opts->{separator};
2068 sub { _add($separator, @_, @x) };
2071 # configuration reader, evaluates the input file as a perl script and expects
2072 # it to fill %targets with target configurations. Those are then added to
2076 open(CONFFILE, "< $fname")
2077 or die "Can't open configuration file '$fname'!\n";
2080 my $content = <CONFFILE>;
2085 local %table = %::table; # Protect %table from tampering
2091 # For each target, check that it's configured with a hash table.
2092 foreach (keys %targets) {
2093 if (ref($targets{$_}) ne "HASH") {
2094 if (ref($targets{$_}) eq "") {
2095 warn "Deprecated target configuration for $_, ignoring...\n";
2097 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2099 delete $targets{$_};
2103 %table = (%table, %targets);
2107 # configuration resolver. Will only resolve all the lazy evalutation
2108 # codeblocks for the chozen target and all those it inherits from,
2110 sub resolve_config {
2112 my @breadcrumbs = @_;
2114 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2116 if (grep { $_ eq $target } @breadcrumbs) {
2117 die "inherit_from loop! target backtrace:\n "
2118 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2121 if (!defined($table{$target})) {
2122 warn "Warning! target $target doesn't exist!\n";
2125 # Recurse through all inheritances. They will be resolved on the
2126 # fly, so when this operation is done, they will all just be a
2127 # bunch of attributes with string values.
2128 # What we get here, though, are keys with references to lists of
2129 # the combined values of them all. We will deal with lists after
2130 # this stage is done.
2131 my %combined_inheritance = ();
2132 if ($table{$target}->{inherit_from}) {
2134 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2135 foreach (@inherit_from) {
2136 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2138 # 'template' is a marker that's considered private to
2139 # the config that had it.
2140 delete $inherited_config{template};
2142 foreach (keys %inherited_config) {
2143 if (!$combined_inheritance{$_}) {
2144 $combined_inheritance{$_} = [];
2146 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2151 # We won't need inherit_from in this target any more, since we've
2152 # resolved all the inheritances that lead to this
2153 delete $table{$target}->{inherit_from};
2155 # Now is the time to deal with those lists. Here's the place to
2156 # decide what shall be done with those lists, all based on the
2157 # values of the target we're currently dealing with.
2158 # - If a value is a coderef, it will be executed with the list of
2159 # inherited values as arguments.
2160 # - If the corresponding key doesn't have a value at all or is the
2161 # emoty string, the inherited value list will be run through the
2162 # default combiner (below), and the result becomes this target's
2164 # - Otherwise, this target's value is assumed to be a string that
2165 # will simply override the inherited list of values.
2166 my $default_combiner = add();
2169 map { $_ => 1 } (keys %combined_inheritance,
2170 keys %{$table{$target}});
2172 sub process_values {
2174 my $inherited = shift; # Always a [ list ]
2180 while(ref($object) eq "CODE") {
2181 $object = $object->(@$inherited);
2183 if (!defined($object)) {
2186 elsif (ref($object) eq "ARRAY") {
2187 local $add_called; # To make sure recursive calls don't affect it
2188 return [ map { process_values($_, $inherited, $target, $entry) }
2190 } elsif (ref($object) eq "") {
2193 die "cannot handle reference type ",ref($object)
2194 ," found in target ",$target," -> ",$entry,"\n";
2198 foreach (sort keys %all_keys) {
2199 my $previous = $combined_inheritance{$_};
2201 # Current target doesn't have a value for the current key?
2202 # Assign it the default combiner, the rest of this loop body
2203 # will handle it just like any other coderef.
2204 if (!exists $table{$target}->{$_}) {
2205 $table{$target}->{$_} = $default_combiner;
2208 $table{$target}->{$_} = process_values($table{$target}->{$_},
2209 $combined_inheritance{$_},
2211 unless(defined($table{$target}->{$_})) {
2212 delete $table{$target}->{$_};
2214 # if ($extra_checks &&
2215 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2216 # warn "$_ got replaced in $target\n";
2220 # Finally done, return the result.
2221 return %{$table{$target}};
2226 print STDERR $usage;
2227 print STDERR "\npick os/compiler from:\n";
2231 foreach $i (sort keys %table)
2233 next if $table{$i}->{template};
2234 next if $i =~ /^debug/;
2235 $k += length($i) + 1;
2241 print STDERR $i . " ";
2243 foreach $i (sort keys %table)
2245 next if $table{$i}->{template};
2246 next if $i !~ /^debug/;
2247 $k += length($i) + 1;
2253 print STDERR $i . " ";
2255 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2264 unlink $out || warn "Can't remove $out, $!"
2266 foreach (@templates) {
2267 die "Can't open $_, $!" unless -f $_;
2269 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2270 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2273 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2276 # Configuration printer ##############################################
2278 sub print_table_entry
2281 my %target = resolve_config($target);
2284 # Don't print the templates
2285 return if $target{template};
2322 "shared_extension_simple",
2323 "shared_import_extension",
2334 if ($type eq "TABLE") {
2336 print "*** $target\n";
2337 foreach (@sequence) {
2338 if (ref($target{$_}) eq "ARRAY") {
2339 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2341 printf "\$%-12s = %s\n", $_, $target{$_};
2344 } elsif ($type eq "HASH") {
2346 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2347 print " '$target' => {\n";
2348 foreach (@sequence) {
2350 if (ref($target{$_}) eq "ARRAY") {
2351 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2353 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2361 # Utility routines ###################################################
2363 # On VMS, if the given file is a logical name, File::Spec::Functions
2364 # will consider it an absolute path. There are cases when we want a
2365 # purely syntactic check without checking the environment.
2369 # On non-platforms, we just use file_name_is_absolute().
2370 return file_name_is_absolute($file) unless $^O eq "VMS";
2372 # If the file spec includes a device or a directpry spec,
2373 # file_name_is_absolute() is perfectly safe.
2374 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2376 # Here, we know the given file spec isn't absolute
2380 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2381 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2382 # realpath() requires that at least all path components except the last is an
2383 # existing directory. On VMS, the last component of the directory spec must
2388 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2389 # will return the volume name for the device, no matter what. Also,
2390 # it will return an incorrect directory spec if the argument is a
2391 # directory that doesn't exist.
2393 return rel2abs($dir);
2396 # We use realpath() on Unix, since no other will properly clean out
2398 use Cwd qw/realpath/;
2400 return realpath($dir);
2407 foreach $path (split /:/, $ENV{PATH})
2409 my $fullpath = "$path/$name$target{exe_extension}";
2410 if (-f $fullpath and -x $fullpath)
2413 unless ($name eq "perl" and
2414 system("$fullpath -e " . '\'exit($]<5.0);\''));
2421 perl => sub { my $x = shift;
2422 $x =~ s/([\\\$\@"])/\\$1/g;
2423 return '"'.$x.'"'; },
2427 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2429 return map { $processor->($_); } @_;
2432 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2433 # $filename is a file name to read from
2434 # $line_concat_cond_re is a regexp detecting a line continuation ending
2435 # $line_concat is a CODEref that takes care of concatenating two lines
2436 sub collect_from_file {
2437 my $filename = shift;
2438 my $line_concat_cond_re = shift;
2439 my $line_concat = shift;
2441 open my $fh, $filename || die "unable to read $filename: $!\n";
2443 my $saved_line = "";
2447 if (defined $line_concat) {
2448 $_ = $line_concat->($saved_line, $_);
2451 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2457 die "$filename ending with continuation line\n" if $_;
2463 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2464 # $array is an ARRAYref of lines
2465 # $line_concat_cond_re is a regexp detecting a line continuation ending
2466 # $line_concat is a CODEref that takes care of concatenating two lines
2467 sub collect_from_array {
2469 my $line_concat_cond_re = shift;
2470 my $line_concat = shift;
2471 my @array = (@$array);
2474 my $saved_line = "";
2476 while (defined($_ = shift @array)) {
2478 if (defined $line_concat) {
2479 $_ = $line_concat->($saved_line, $_);
2482 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2488 die "input text ending with continuation line\n" if $_;
2493 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2494 # $lineiterator is a CODEref that delivers one line at a time.
2495 # All following arguments are regex/CODEref pairs, where the regexp detects a
2496 # line and the CODEref does something with the result of the regexp.
2497 sub collect_information {
2498 my $lineiterator = shift;
2499 my %collectors = @_;
2501 while(defined($_ = $lineiterator->())) {
2504 if ($collectors{"BEFORE"}) {
2505 $collectors{"BEFORE"}->($_);
2507 foreach my $re (keys %collectors) {
2508 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2509 $collectors{$re}->($lineiterator);
2513 if ($collectors{"OTHERWISE"}) {
2514 $collectors{"OTHERWISE"}->($lineiterator, $_)
2515 unless $found || !defined $collectors{"OTHERWISE"};
2517 if ($collectors{"AFTER"}) {
2518 $collectors{"AFTER"}->($_);