3 # Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
5 # Licensed under the OpenSSL license (the "License"). You may not use
6 # this file except in compliance with the License. You can obtain a copy
7 # in the file LICENSE in the source distribution or at
8 # https://www.openssl.org/source/license.html
10 ## Configure -- OpenSSL source tree configuration script
15 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
16 use File::Path qw/mkpath/;
17 use if $^O ne "VMS", 'File::Glob' => qw/glob/;
19 # see INSTALL for instructions.
21 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";
25 # --config add the given configuration file, which will be read after
26 # any "Configurations*" files that are found in the same
27 # directory as this script.
28 # --prefix prefix for the OpenSSL installation, which includes the
29 # directories bin, lib, include, share/man, share/doc/openssl
30 # This becomes the value of INSTALLTOP in Makefile
31 # (Default: /usr/local)
32 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
33 # If it's a relative directory, it will be added on the directory
34 # given with --prefix.
35 # This becomes the value of OPENSSLDIR in Makefile and in C.
36 # (Default: PREFIX/ssl)
38 # --cross-compile-prefix Add specified prefix to binutils components.
40 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
41 # interfaces deprecated as of the specified OpenSSL version.
43 # no-hw-xxx do not compile support for specific crypto hardware.
44 # Generic OpenSSL-style methods relating to this support
45 # are always compiled but return NULL if the hardware
46 # support isn't compiled.
47 # no-hw do not compile support for any crypto hardware.
48 # [no-]threads [don't] try to create a library that is suitable for
49 # multithreaded applications (default is "threads" if we
51 # [no-]shared [don't] try to create shared libraries when supported.
52 # [no-]pic [don't] try to build position independent code when supported.
53 # If disabled, it also disables shared and dynamic-engine.
54 # no-asm do not use assembler
55 # no-dso do not compile in any native shared-library methods. This
56 # will ensure that all methods just return NULL.
57 # no-egd do not compile support for the entropy-gathering daemon APIs
58 # [no-]zlib [don't] compile support for zlib compression.
59 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
60 # library and will be loaded in run-time by the OpenSSL library.
61 # sctp include SCTP support
62 # 386 generate 80386 code
63 # enable-weak-ssl-ciphers
64 # Enable weak ciphers that are disabled by default. This currently
65 # only includes RC4 based ciphers.
66 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
67 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
68 # -<xxx> +<xxx> compiler options are passed through
70 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
71 # provided to stack calls. Generates unique stack functions for
72 # each possible stack type.
73 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
74 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
75 # Following are set automatically by this script
77 # MD5_ASM use some extra md5 assembler,
78 # SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
79 # RMD160_ASM use some extra ripemd160 assembler,
80 # SHA256_ASM sha256_block is implemented in assembler
81 # SHA512_ASM sha512_block is implemented in assembler
82 # AES_ASM AES_[en|de]crypt is implemented in assembler
84 # Minimum warning options... any contributions to OpenSSL should at least get
87 # DEBUG_UNUSED enables __owur (warn unused result) checks.
88 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
89 # -DPEDANTIC complements -pedantic and is meant to mask code that
90 # is not strictly standard-compliant and/or implementation-specific,
91 # e.g. inline assembly, disregards to alignment requirements, such
92 # that -pedantic would complain about. Incidentally -DPEDANTIC has
93 # to be used even in sanitized builds, because sanitizer too is
94 # supposed to and does take notice of non-standard behaviour. Then
95 # -pedantic with pre-C9x compiler would also complain about 'long
96 # long' not being supported. As 64-bit algorithms are common now,
97 # it grew impossible to resolve this without sizeable additional
98 # code, so we just tell compiler to be pedantic about everything
99 # but 'long long' type.
100 . " -DPEDANTIC -pedantic -Wno-long-long"
103 . " -Wmissing-prototypes"
110 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
111 # TODO(openssl-team): fix problems and investigate if (at least) the
112 # following warnings can also be enabled:
116 # -Wlanguage-extension-token -- no, we use asm()
117 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
118 # -Wextended-offsetof -- no, needed in CMS ASN1 code
119 my $clang_devteam_warn = ""
120 . " -Qunused-arguments"
122 . " -Wno-unused-parameter"
123 . " -Wno-missing-field-initializers"
124 . " -Wno-language-extension-token"
125 . " -Wno-extended-offsetof"
126 . " -Wconditional-uninitialized"
127 . " -Wincompatible-pointer-types-discards-qualifiers"
128 . " -Wmissing-variable-declarations"
131 # This adds backtrace information to the memory leak info. Is only used
132 # when crypto-mdebug-backtrace is enabled.
133 my $memleak_devteam_backtrace = "-rdynamic";
135 my $strict_warnings = 0;
137 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
138 # which would cover all BSD flavors. -pthread applies to them all,
139 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
140 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
141 # which has to be accompanied by explicit -D_THREAD_SAFE and
142 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
143 # seems to be sufficient?
144 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
147 # API compatibility name to version number mapping.
149 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
151 "1.1.0" => "0x10100000L",
152 "1.0.0" => "0x10000000L",
153 "0.9.8" => "0x00908000L",
160 # Forward declarations ###############################################
162 # read_config(filename)
164 # Reads a configuration file and populates %table with the contents
165 # (which the configuration file places in %targets).
168 # resolve_config(target)
170 # Resolves all the late evaluations, inheritances and so on for the
171 # chosen target and any target it inherits from.
175 # Information collection #############################################
177 # Unified build supports separate build dir
178 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
179 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
180 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
182 my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
184 $config{sourcedir} = abs2rel($srcdir);
185 $config{builddir} = abs2rel($blddir);
187 # Collect version numbers
188 $config{version} = "unknown";
189 $config{version_num} = "unknown";
190 $config{shlib_version_number} = "unknown";
191 $config{shlib_version_history} = "unknown";
194 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
195 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
196 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
197 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
198 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
200 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
202 ($config{major}, $config{minor})
203 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
204 ($config{shlib_major}, $config{shlib_minor})
205 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
206 die "erroneous version information in opensslv.h: ",
207 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
208 if ($config{major} eq "" || $config{minor} eq ""
209 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
211 # Collect target configurations
213 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
214 foreach (sort glob($pattern)) {
218 if (defined $ENV{$local_config_envname}) {
220 # VMS environment variables are logical names,
221 # which can be used as is
222 $pattern = $local_config_envname . ':' . '*.conf';
224 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
227 foreach (sort glob($pattern)) {
233 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
236 $config{openssldir}="";
237 $config{processor}="";
239 $config{cross_compile_prefix}="";
240 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
241 my $nofipscanistercheck=0;
242 $config{baseaddr}="0xFB00000";
243 my $auto_threads=1; # enable threads automatically? true by default
247 # Top level directories to build
248 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
249 # crypto/ subdirectories to build
252 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
253 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
254 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
255 "buffer", "bio", "stack", "lhash", "rand", "err",
256 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
257 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
260 # Known TLS and DTLS protocols
261 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
262 my @dtls = qw(dtls1 dtls1_2);
264 # Explicitly known options that are possible to disable. They can
265 # be regexps, and will be used like this: /^no-${option}$/
266 # For developers: keep it sorted alphabetically
285 "crypto-mdebug-backtrace",
299 "ec_nistp_64_gcc_128",
351 foreach my $proto ((@tls, @dtls))
353 push(@disablables, $proto);
354 push(@disablables, "$proto-method");
357 my %deprecated_disablables = (
359 "buf-freelists" => undef,
363 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
365 our %disabled = ( # "what" => "comment"
367 "ec_nistp_64_gcc_128" => "default",
369 "fuzz-libfuzzer" => "default",
370 "fuzz-afl" => "default",
374 "ssl-trace" => "default",
376 "ssl3-method" => "default",
377 "ubsan" => "default",
378 "unit-test" => "default",
379 "weak-ssl-ciphers" => "default",
381 "zlib-dynamic" => "default",
382 "crypto-mdebug" => "default",
383 "crypto-mdebug-backtrace" => "default",
384 "heartbeats" => "default",
387 # Note: => pair form used for aesthetics, not to truly make a hash table
388 my @disable_cascades = (
389 # "what" => [ "cascade", ... ]
390 sub { $config{processor} eq "386" }
393 "ssl3-method" => [ "ssl3" ],
394 "zlib" => [ "zlib-dynamic" ],
396 "ec" => [ "ecdsa", "ecdh" ],
398 "dgram" => [ "dtls", "sctp" ],
399 "sock" => [ "dgram" ],
402 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
403 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
404 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
406 # Additionally, SSL 3.0 requires either RSA or DSA+DH
408 && ($disabled{dsa} || $disabled{dh}); }
411 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
412 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
413 # (XXX: We don't support PSK-only builds).
415 && ($disabled{dsa} || $disabled{dh})
416 && ($disabled{ecdsa} || $disabled{ecdh}); }
417 => [ "tls1", "tls1_1", "tls1_2",
418 "dtls1", "dtls1_2" ],
422 # SRP and HEARTBEATS require TLSEXT
423 "tlsext" => [ "srp", "heartbeats" ],
425 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
427 # Without DSO, we can't load dynamic engines, so don't build them dynamic
428 "dso" => [ "dynamic-engine" ],
430 # Without position independent code, there can be no shared libraries or DSOs
431 "pic" => [ "shared" ],
432 "shared" => [ "dynamic-engine" ],
433 "engine" => [ "afalgeng" ],
435 # no-autoalginit is only useful when building non-shared
436 "autoalginit" => [ "shared", "apps" ],
438 "stdio" => [ "apps" ],
439 "apps" => [ "tests" ],
440 "comp" => [ "zlib" ],
441 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
444 # Avoid protocol support holes. Also disable all versions below N, if version
445 # N is disabled while N+1 is enabled.
447 my @list = (reverse @tls);
448 while ((my $first, my $second) = (shift @list, shift @list)) {
450 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
452 unshift @list, $second;
454 my @list = (reverse @dtls);
455 while ((my $first, my $second) = (shift @list, shift @list)) {
457 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
459 unshift @list, $second;
462 # Explicit "no-..." options will be collected in %disabled along with the defaults.
463 # To remove something from %disabled, use "enable-foo".
464 # For symmetry, "disable-foo" is a synonym for "no-foo".
468 &usage if ($#ARGV < 0);
472 $config{openssl_api_defines}=[];
473 $config{openssl_algorithm_defines}=[];
474 $config{openssl_thread_defines}=[];
475 $config{openssl_sys_defines}=[];
476 $config{openssl_other_defines}=[];
480 $config{build_type} = "release";
484 if (grep /^reconf(igure)?$/, @argvcopy) {
485 if (-f "./configdata.pm") {
486 my $file = "./configdata.pm";
487 unless (my $return = do $file) {
488 die "couldn't parse $file: $@" if $@;
489 die "couldn't do $file: $!" unless defined $return;
490 die "couldn't run $file" unless $return;
493 @argvcopy = defined($configdata::config{perlargv}) ?
494 @{$configdata::config{perlargv}} : ();
495 die "Incorrect data to reconfigure, please do a normal configuration\n"
496 if (grep(/^reconf/,@argvcopy));
497 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
498 if defined($configdata::config{cross_compile_prefix});
499 $ENV{CROSS_COMPILE} = $configdata::config{cc}
500 if defined($configdata::config{cc});
502 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
503 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
504 if $ENV{CROSS_COMPILE};
505 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
506 } elsif (open IN, "<Makefile") {
508 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
509 # centered information gathering the reading configdata.pm
513 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
514 # Older form, we split the string and hope for the best
515 @argvcopy = split /\s+/, $_;
516 die "Incorrect data to reconfigure, please do a normal configuration\n"
517 if (grep(/^reconf/,@argvcopy));
518 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
519 $ENV{CROSS_COMPILE}=$1;
520 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
525 # END OF TEMPORARY SECTION
528 die "Insufficient data to reconfigure, please do a normal configuration\n";
532 $config{perlargv} = [ @argvcopy ];
534 my %unsupported_options = ();
535 my %deprecated_options = ();
538 # VMS is a case insensitive environment, and depending on settings
539 # out of our control, we may receive options uppercased. Let's
540 # downcase at least the part before any equal sign.
545 s /^-no-/no-/; # some people just can't read the instructions
547 # rewrite some options in "enable-..." form
548 s /^-?-?shared$/enable-shared/;
549 s /^sctp$/enable-sctp/;
550 s /^threads$/enable-threads/;
551 s /^zlib$/enable-zlib/;
552 s /^zlib-dynamic$/enable-zlib-dynamic/;
554 if (/^(no|disable|enable)-(.+)$/)
557 if (!exists $deprecated_disablables{$word}
558 && !grep { $word =~ /^${_}$/ } @disablables)
560 $unsupported_options{$_} = 1;
564 if (/^no-(.+)$/ || /^disable-(.+)$/)
566 foreach my $proto ((@tls, @dtls))
568 if ($1 eq "$proto-method")
570 $disabled{"$proto"} = "option($proto-method)";
576 foreach my $proto (@dtls)
578 $disabled{$proto} = "option(dtls)";
580 $disabled{"dtls"} = "option(dtls)";
584 # Last one of its kind
585 $disabled{"ssl3"} = "option(ssl)";
589 # XXX: Tests will fail if all SSL/TLS
590 # protocols are disabled.
591 foreach my $proto (@tls)
593 $disabled{$proto} = "option(tls)";
596 elsif ($1 eq "static-engine")
598 delete $disabled{"dynamic-engine"};
600 elsif ($1 eq "dynamic-engine")
602 $disabled{"dynamic-engine"} = "option";
604 elsif (exists $deprecated_disablables{$1})
606 $deprecated_options{$_} = 1;
607 if (defined $deprecated_disablables{$1})
609 $disabled{$deprecated_disablables{$1}} = "option";
614 $disabled{$1} = "option";
616 # No longer an automatic choice
617 $auto_threads = 0 if ($1 eq "threads");
619 elsif (/^enable-(.+)$/)
621 if ($1 eq "static-engine")
623 $disabled{"dynamic-engine"} = "option";
625 elsif ($1 eq "dynamic-engine")
627 delete $disabled{"dynamic-engine"};
629 elsif ($1 eq "zlib-dynamic")
631 delete $disabled{"zlib"};
634 delete $disabled{$algo};
636 # No longer an automatic choice
637 $auto_threads = 0 if ($1 eq "threads");
639 elsif (/^--strict-warnings$/)
641 $strict_warnings = 1;
645 $config{build_type} = "debug";
647 elsif (/^--release$/)
649 $config{build_type} = "release";
652 { $config{processor}=386; }
659 # No RSAref support any more since it's not needed.
660 # The check for the option is there so scripts aren't
663 elsif (/^nofipscanistercheck$/)
666 $nofipscanistercheck = 1;
670 if (/^--prefix=(.*)$/)
673 die "Directory given with --prefix MUST be absolute\n"
674 unless file_name_is_absolute($config{prefix});
676 elsif (/^--api=(.*)$/)
680 elsif (/^--libdir=(.*)$/)
684 elsif (/^--openssldir=(.*)$/)
686 $config{openssldir}=$1;
688 elsif (/^--with-zlib-lib=(.*)$/)
690 $withargs{zlib_lib}=$1;
692 elsif (/^--with-zlib-include=(.*)$/)
694 $withargs{zlib_include}=$1;
696 elsif (/^--with-fuzzer-lib=(.*)$/)
698 $withargs{fuzzer_lib}=$1;
700 elsif (/^--with-fuzzer-include=(.*)$/)
702 $withargs{fuzzer_include}=$1;
704 elsif (/^--with-fipslibdir=(.*)$/)
706 $config{fipslibdir}="$1/";
708 elsif (/^--with-baseaddr=(.*)$/)
710 $config{baseaddr}="$1";
712 elsif (/^--cross-compile-prefix=(.*)$/)
714 $config{cross_compile_prefix}=$1;
716 elsif (/^--config=(.*)$/)
720 elsif (/^-[lL](.*)$/ or /^-Wl,/)
726 push @user_defines, $1;
728 else # common if (/^[-+]/), just pass down...
730 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
731 $user_cflags.=" ".$_;
736 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
739 unless ($_ eq $target || /^no-/ || /^disable-/)
741 # "no-..." follows later after implied disactivations
742 # have been derived. (Don't take this too seriously,
743 # we really only write OPTIONS to the Makefile out of
746 if ($config{options} eq "")
747 { $config{options} = $_; }
749 { $config{options} .= " ".$_; }
752 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
753 die "***** Unsupported api compatibility level: $config{api}\n",
756 if (keys %deprecated_options)
758 warn "***** Deprecated options: ",
759 join(", ", keys %deprecated_options), "\n";
761 if (keys %unsupported_options)
763 die "***** Unsupported options: ",
764 join(", ", keys %unsupported_options), "\n";
770 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
774 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
777 my @tocheckfor = (keys %disabled);
778 while (@tocheckfor) {
779 my %new_tocheckfor = ();
780 my @cascade_copy = (@disable_cascades);
781 while (@cascade_copy) {
782 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
783 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
784 foreach(grep { !defined($disabled{$_}) } @$descendents) {
785 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
789 @tocheckfor = (keys %new_tocheckfor);
792 if ($target eq "TABLE") {
793 foreach (sort keys %table) {
794 print_table_entry($_, "TABLE");
799 if ($target eq "LIST") {
800 foreach (sort keys %table) {
801 print $_,"\n" unless $table{$_}->{template};
806 if ($target eq "HASH") {
807 print "%table = (\n";
808 foreach (sort keys %table) {
809 print_table_entry($_, "HASH");
814 # Backward compatibility?
815 if ($target =~ m/^CygWin32(-.*)$/) {
816 $target = "Cygwin".$1;
819 foreach (sort (keys %disabled))
821 $config{options} .= " no-$_";
823 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
835 elsif (/^dynamic-engine$/)
837 elsif (/^makedepend$/)
839 elsif (/^zlib-dynamic$/)
845 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
846 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
847 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
852 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
854 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
855 || /^autoalginit/ || /^autoerrinit/)
857 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
858 print " OPENSSL_NO_$ALGO";
860 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
864 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
866 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
867 print " OPENSSL_NO_$ALGO";
869 # fix-up crypto/directory name(s)
870 $algo="whrlpool" if $algo eq "whirlpool";
871 $algo="ripemd" if $algo eq "rmd160";
872 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
881 print "Configuring for $target\n";
883 # Support for legacy targets having a name starting with 'debug-'
884 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
886 $config{build_type} = "debug";
888 # If we do not find debug-foo in the table, the target is set to foo.
889 if (!$table{$target}) {
893 $config{target} = $target;
894 my %target = resolve_config($target);
896 &usage if (!%target || $target{template});
898 %target = ( %{$table{DEFAULTS}}, %target );
900 $target{exe_extension}="";
901 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
902 || $config{target} =~ /^(?:Cygwin|mingw)/);
903 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
905 ($target{shared_extension_simple}=$target{shared_extension})
906 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
907 $target{dso_extension}=$target{shared_extension_simple};
908 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
909 if ($config{target} =~ /^(?:Cygwin|mingw)/);
912 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
913 if $config{cross_compile_prefix} eq "";
915 # Allow overriding the names of some tools. USE WITH CARE
916 # Note: only Unix cares about HASHBANGPERL... that explains
917 # the default string.
918 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
919 $config{hashbangperl} =
920 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
921 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
922 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
923 (which("$config{cross_compile_prefix}ranlib") ?
924 "\$(CROSS_COMPILE)ranlib" : "true");
925 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
926 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
928 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
930 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
931 # or release_ attributes.
932 # Do it in such a way that no spurious space is appended (hence the grep).
933 $config{defines} = [];
934 $config{cflags} = "";
935 $config{ex_libs} = "";
936 $config{shared_ldflag} = "";
938 # Make sure build_scheme is consistent.
939 $target{build_scheme} = [ $target{build_scheme} ]
940 if ref($target{build_scheme}) ne "ARRAY";
942 my ($builder, $builder_platform, @builder_opts) =
943 @{$target{build_scheme}};
945 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
947 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
949 $config{cflags} .= " -mno-cygwin";
950 $config{shared_ldflag} .= " -mno-cygwin";
953 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
954 # minimally required architecture flags for assembly modules
955 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
956 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
959 my $no_shared_warn=0;
960 my $no_user_cflags=0;
961 my $no_user_defines=0;
963 # The DSO code currently always implements all functions so that no
964 # applications will have to worry about that from a compilation point
965 # of view. However, the "method"s may return zero unless that platform
966 # has support compiled in for them. Currently each method is enabled
967 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
968 # string entry into using the following logic;
969 if (!$disabled{dso} && $target{dso_scheme} ne "")
971 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
972 if ($target{dso_scheme} eq "DLFCN")
974 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
976 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
978 unshift @{$config{defines}}, "DSO_DLFCN";
982 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
986 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
992 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
993 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
997 # If threads aren't disabled, check how possible they are
998 unless ($disabled{threads}) {
1000 # Enabled by default, disable it forcibly if unavailable
1001 if ($target{thread_scheme} eq "(unknown)") {
1002 $disabled{threads} = "unavailable";
1005 # The user chose to enable threads explicitly, let's see
1006 # if there's a chance that's possible
1007 if ($target{thread_scheme} eq "(unknown)") {
1008 # If the user asked for "threads" and we don't have internal
1009 # knowledge how to do it, [s]he is expected to provide any
1010 # system-dependent compiler options that are necessary. We
1011 # can't truly check that the given options are correct, but
1012 # we expect the user to know what [s]He is doing.
1013 if ($no_user_cflags && $no_user_defines) {
1014 die "You asked for multi-threading support, but didn't\n"
1015 ,"provide any system-specific compiler options\n";
1021 # If threads still aren't disabled, add a C macro to ensure the source
1022 # code knows about it. Any other flag is taken care of by the configs.
1023 unless($disabled{threads}) {
1024 foreach (("defines", "openssl_thread_defines")) {
1025 push @{$config{$_}}, "OPENSSL_THREADS";
1029 # With "deprecated" disable all deprecated features.
1030 if (defined($disabled{"deprecated"})) {
1031 $config{api} = $maxapi;
1034 if ($target{shared_target} eq "")
1037 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1039 $disabled{shared} = "no-shared-target";
1040 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1044 if ($disabled{"dynamic-engine"}) {
1045 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1046 $config{dynamic_engines} = 0;
1048 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1049 $config{dynamic_engines} = 1;
1052 unless ($disabled{"fuzz-libfuzzer"}) {
1053 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1056 unless ($disabled{asan}) {
1057 $config{cflags} .= "-fsanitize=address ";
1060 unless ($disabled{ubsan}) {
1061 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1063 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1066 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1067 && $disabled{asan} && $disabled{ubsan}) {
1068 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1074 # This saves the build files from having to check
1077 $target{shared_cflag} = $target{shared_ldflag} =
1078 $target{shared_rcflag} = "";
1082 push @{$config{defines}}, "OPENSSL_PIC";
1085 if ($target{sys_id} ne "")
1087 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1090 unless ($disabled{asm}) {
1091 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1092 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1094 # bn-586 is the only one implementing bn_*_part_words
1095 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1096 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1098 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1099 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1100 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1102 if ($config{fips}) {
1103 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1106 if ($target{sha1_asm_src}) {
1107 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1108 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1109 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1111 if ($target{md5_asm_src}) {
1112 push @{$config{defines}}, "MD5_ASM";
1114 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1115 if ($target{rmd160_asm_src}) {
1116 push @{$config{defines}}, "RMD160_ASM";
1118 if ($target{aes_asm_src}) {
1119 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1120 # aes-ctr.fake is not a real file, only indication that assembler
1121 # module implements AES_ctr32_encrypt...
1122 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1123 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1124 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1125 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1126 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1127 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1129 if ($target{wp_asm_src} =~ /mmx/) {
1130 if ($config{processor} eq "386") {
1131 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1132 } elsif (!$disabled{"whirlpool"}) {
1133 push @{$config{defines}}, "WHIRLPOOL_ASM";
1136 if ($target{modes_asm_src} =~ /ghash-/) {
1137 push @{$config{defines}}, "GHASH_ASM";
1139 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1140 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1142 if ($target{poly1305_asm_src} ne "") {
1143 push @{$config{defines}}, "POLY1305_ASM";
1147 my $ecc = $target{cc};
1148 if ($^O ne "VMS" && !$disabled{makedepend}) {
1149 # Is the compiler gcc or clang? $ecc is used below to see if
1150 # error-checking can be turned on.
1151 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1152 open(PIPE, "$ccpcc --version 2>&1 |");
1155 # Find the version number and save the major.
1156 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1157 my $compiler_major = $1;
1158 # We know that GNU C version 3 and up as well as all clang
1159 # versions support dependency generation
1160 $config{makedepprog} = $ccpcc
1161 if (/clang/ || (/gcc/ && $compiler_major > 3));
1162 $ecc = "clang" if /clang/;
1163 $ecc = "gcc" if /gcc/;
1164 last if ($config{makedepprog} || !$lines--);
1168 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1169 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1174 # Deal with bn_ops ###################################################
1177 $config{export_var_as_fn} =0;
1178 my $def_int="unsigned int";
1179 $config{rc4_int} =$def_int;
1180 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1183 foreach (sort split(/\s+/,$target{bn_ops})) {
1184 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1185 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1186 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1187 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1188 ($config{b64l},$config{b64},$config{b32})
1189 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1190 ($config{b64l},$config{b64},$config{b32})
1191 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1192 ($config{b64l},$config{b64},$config{b32})
1193 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1195 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1199 # Hack cflags for better warnings (dev option) #######################
1201 # "Stringify" the C flags string. This permits it to be made part of a string
1202 # and works as well on command lines.
1203 $config{cflags} =~ s/([\\\"])/\\$1/g;
1205 if (defined($config{api})) {
1206 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1207 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1208 push @{$config{defines}}, $apiflag;
1211 if ($strict_warnings)
1214 die "ERROR --strict-warnings requires gcc or clang"
1215 unless $ecc eq 'gcc' || $ecc eq 'clang';
1216 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1218 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1220 if ($ecc eq "clang")
1222 foreach $wopt (split /\s+/, $clang_devteam_warn)
1224 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1229 unless ($disabled{"crypto-mdebug-backtrace"})
1231 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1233 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1235 if ($target =~ /^BSD-/)
1237 $config{ex_libs} .= " -lexecinfo";
1241 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1242 else { $no_user_cflags=1; }
1243 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1244 else { $no_user_defines=1; }
1246 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1248 unless ($disabled{afalgeng}) {
1249 $config{afalgeng}="";
1250 if ($target =~ m/^linux/) {
1251 my $minver = 4*10000 + 1*100 + 0;
1252 if ($config{cross_compile_prefix} eq "") {
1253 my $verstr = `uname -r`;
1254 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1255 ($mi2) = $mi2 =~ /(\d+)/;
1256 my $ver = $ma*10000 + $mi1*100 + $mi2;
1257 if ($ver < $minver) {
1258 $disabled{afalgeng} = "too-old-kernel";
1260 push @{$config{engdirs}}, "afalg";
1263 $disabled{afalgeng} = "cross-compiling";
1266 $disabled{afalgeng} = "not-linux";
1270 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1272 # If we use the unified build, collect information from build.info files
1273 my %unified_info = ();
1275 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1276 if ($builder eq "unified") {
1277 # Store the name of the template file we will build the build file from
1278 # in %config. This may be useful for the build file itself.
1279 my $build_file_template;
1281 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1282 $target{build_file}.".tmpl" )) {
1283 if (defined $ENV{$local_config_envname}) {
1285 # VMS environment variables are logical names,
1286 # which can be used as is
1287 $build_file_template = $local_config_envname . ':' . $filename;
1289 $build_file_template = catfile($ENV{$local_config_envname},
1294 last if -f $build_file_template;
1296 $build_file_template = catfile($srcdir, "Configurations", $filename);
1298 last if -f $build_file_template;
1300 $config{build_file_template} = $build_file_template;
1302 use lib catdir(dirname(__FILE__),"util");
1303 use with_fallback qw(Text::Template);
1308 my $relativeto = shift || ".";
1310 $dir = catdir($base,$dir) unless isabsolute($dir);
1312 # Make sure the directories we're building in exists
1315 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1316 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1323 my $relativeto = shift || ".";
1325 $file = catfile($base,$file) unless isabsolute($file);
1327 my $d = dirname($file);
1328 my $f = basename($file);
1330 # Make sure the directories we're building in exists
1333 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1334 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1338 my @build_infos = ( [ ".", "build.info" ] );
1339 foreach (@{$config{dirs}}) {
1340 push @build_infos, [ $_, "build.info" ]
1341 if (-f catfile($srcdir, $_, "build.info"));
1343 foreach (@{$config{sdirs}}) {
1344 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1345 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1347 foreach (@{$config{engdirs}}) {
1348 push @build_infos, [ catdir("engines", $_), "build.info" ]
1349 if (-f catfile($srcdir, "engines", $_, "build.info"));
1352 $config{build_infos} = [ ];
1354 foreach (@build_infos) {
1355 my $sourced = catdir($srcdir, $_->[0]);
1356 my $buildd = catdir($blddir, $_->[0]);
1361 # The basic things we're trying to build
1363 my @programs_install = ();
1365 my @libraries_install = ();
1367 my @engines_install = ();
1369 my @scripts_install = ();
1372 my @intermediates = ();
1377 my %shared_sources = ();
1381 my %sharednames = ();
1384 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1385 my $template = Text::Template->new(TYPE => 'FILE',
1386 SOURCE => catfile($sourced, $f));
1387 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1390 $template->fill_in(HASH => { config => \%config,
1392 disabled => \%disabled,
1393 withargs => \%withargs,
1394 builddir => abs2rel($buildd, $blddir),
1395 sourcedir => abs2rel($sourced, $blddir),
1396 buildtop => abs2rel($blddir, $blddir),
1397 sourcetop => abs2rel($srcdir, $blddir) },
1398 DELIMITERS => [ "{-", "-}" ]);
1400 # The top item of this stack has the following values
1401 # -2 positive already run and we found ELSE (following ELSIF should fail)
1402 # -1 positive already run (skip until ENDIF)
1403 # 0 negatives so far (if we're at a condition, check it)
1404 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1405 # 2 positive ELSE (following ELSIF should fail)
1407 collect_information(
1408 collect_from_array([ @text ],
1409 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1410 $l1 =~ s/\\$//; $l1.$l2 }),
1411 # Info we're looking for
1412 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1414 if (! @skip || $skip[$#skip] > 0) {
1420 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1421 => sub { die "ELSIF out of scope" if ! @skip;
1422 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1423 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1424 $skip[$#skip] = !! $1
1425 if $skip[$#skip] == 0; },
1427 => sub { die "ELSE out of scope" if ! @skip;
1428 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1429 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1431 => sub { die "ENDIF out of scope" if ! @skip;
1433 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1435 if (!@skip || $skip[$#skip] > 0) {
1437 my @x = tokenize($2);
1439 push @programs_install, @x unless $install;
1442 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1444 if (!@skip || $skip[$#skip] > 0) {
1446 my @x = tokenize($2);
1447 push @libraries, @x;
1448 push @libraries_install, @x unless $install;
1451 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1453 if (!@skip || $skip[$#skip] > 0) {
1455 my @x = tokenize($2);
1457 push @engines_install, @x unless $install;
1460 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1462 if (!@skip || $skip[$#skip] > 0) {
1464 my @x = tokenize($2);
1466 push @scripts_install, @x unless $install;
1469 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1470 => sub { push @extra, tokenize($1)
1471 if !@skip || $skip[$#skip] > 0 },
1472 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1473 => sub { push @overrides, tokenize($1)
1474 if !@skip || $skip[$#skip] > 0 },
1476 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1477 => sub { push @{$ordinals{$1}}, tokenize($2)
1478 if !@skip || $skip[$#skip] > 0 },
1479 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1480 => sub { push @{$sources{$1}}, tokenize($2)
1481 if !@skip || $skip[$#skip] > 0 },
1482 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1483 => sub { push @{$shared_sources{$1}}, tokenize($2)
1484 if !@skip || $skip[$#skip] > 0 },
1485 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1486 => sub { push @{$includes{$1}}, tokenize($2)
1487 if !@skip || $skip[$#skip] > 0 },
1488 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1489 => sub { push @{$depends{$1}}, tokenize($2)
1490 if !@skip || $skip[$#skip] > 0 },
1491 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1492 => sub { push @{$generate{$1}}, $2
1493 if !@skip || $skip[$#skip] > 0 },
1494 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1495 => sub { push @{$renames{$1}}, tokenize($2)
1496 if !@skip || $skip[$#skip] > 0 },
1497 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1498 => sub { push @{$sharednames{$1}}, tokenize($2)
1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1502 my $lineiterator = shift;
1503 my $target_kind = $1;
1504 while (defined $lineiterator->()) {
1506 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1507 die "ENDRAW doesn't match BEGINRAW"
1508 if $1 ne $target_kind;
1511 next if @skip && $skip[$#skip] <= 0;
1513 if ($target_kind eq $target{build_file}
1514 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1517 qr/^(?:#.*|\s*)$/ => sub { },
1518 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1520 if ($buildinfo_debug) {
1521 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1522 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1526 if ($buildinfo_debug) {
1527 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1531 die "runaway IF?" if (@skip);
1533 foreach (keys %renames) {
1534 die "$_ renamed to more than one thing: "
1535 ,join(" ", @{$renames{$_}}),"\n"
1536 if scalar @{$renames{$_}} > 1;
1537 my $dest = cleanfile($buildd, $_, $blddir);
1538 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1539 die "$dest renamed to more than one thing: "
1540 ,$unified_info{rename}->{$dest}, $to
1541 unless !defined($unified_info{rename}->{$dest})
1542 or $unified_info{rename}->{$dest} eq $to;
1543 $unified_info{rename}->{$dest} = $to;
1546 foreach (@programs) {
1547 my $program = cleanfile($buildd, $_, $blddir);
1548 if ($unified_info{rename}->{$program}) {
1549 $program = $unified_info{rename}->{$program};
1551 $unified_info{programs}->{$program} = 1;
1554 foreach (@programs_install) {
1555 my $program = cleanfile($buildd, $_, $blddir);
1556 if ($unified_info{rename}->{$program}) {
1557 $program = $unified_info{rename}->{$program};
1559 $unified_info{install}->{programs}->{$program} = 1;
1562 foreach (@libraries) {
1563 my $library = cleanfile($buildd, $_, $blddir);
1564 if ($unified_info{rename}->{$library}) {
1565 $library = $unified_info{rename}->{$library};
1567 $unified_info{libraries}->{$library} = 1;
1570 foreach (@libraries_install) {
1571 my $library = cleanfile($buildd, $_, $blddir);
1572 if ($unified_info{rename}->{$library}) {
1573 $library = $unified_info{rename}->{$library};
1575 $unified_info{install}->{libraries}->{$library} = 1;
1578 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1579 ENGINES can only be used if configured with 'dynamic-engine'.
1580 This is usually a fault in a build.info file.
1582 foreach (@engines) {
1583 my $library = cleanfile($buildd, $_, $blddir);
1584 if ($unified_info{rename}->{$library}) {
1585 $library = $unified_info{rename}->{$library};
1587 $unified_info{engines}->{$library} = 1;
1590 foreach (@engines_install) {
1591 my $library = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$library}) {
1593 $library = $unified_info{rename}->{$library};
1595 $unified_info{install}->{engines}->{$library} = 1;
1598 foreach (@scripts) {
1599 my $script = cleanfile($buildd, $_, $blddir);
1600 if ($unified_info{rename}->{$script}) {
1601 $script = $unified_info{rename}->{$script};
1603 $unified_info{scripts}->{$script} = 1;
1606 foreach (@scripts_install) {
1607 my $script = cleanfile($buildd, $_, $blddir);
1608 if ($unified_info{rename}->{$script}) {
1609 $script = $unified_info{rename}->{$script};
1611 $unified_info{install}->{scripts}->{$script} = 1;
1615 my $extra = cleanfile($buildd, $_, $blddir);
1616 $unified_info{extra}->{$extra} = 1;
1619 foreach (@overrides) {
1620 my $override = cleanfile($buildd, $_, $blddir);
1621 $unified_info{overrides}->{$override} = 1;
1624 push @{$unified_info{rawlines}}, @rawlines;
1626 unless ($disabled{shared}) {
1627 # Check sharednames.
1628 foreach (keys %sharednames) {
1629 my $dest = cleanfile($buildd, $_, $blddir);
1630 if ($unified_info{rename}->{$dest}) {
1631 $dest = $unified_info{rename}->{$dest};
1633 die "shared_name for $dest with multiple values: "
1634 ,join(" ", @{$sharednames{$_}}),"\n"
1635 if scalar @{$sharednames{$_}} > 1;
1636 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1637 die "shared_name found for a library $dest that isn't defined\n"
1638 unless $unified_info{libraries}->{$dest};
1639 die "shared_name for $dest with multiple values: "
1640 ,$unified_info{sharednames}->{$dest}, ", ", $to
1641 unless !defined($unified_info{sharednames}->{$dest})
1642 or $unified_info{sharednames}->{$dest} eq $to;
1643 $unified_info{sharednames}->{$dest} = $to;
1646 # Additionally, we set up sharednames for libraries that don't
1647 # have any, as themselves.
1648 foreach (keys %{$unified_info{libraries}}) {
1649 if (!defined $unified_info{sharednames}->{$_}) {
1650 $unified_info{sharednames}->{$_} = $_
1655 foreach (keys %ordinals) {
1657 my $ddest = cleanfile($buildd, $_, $blddir);
1658 if ($unified_info{rename}->{$ddest}) {
1659 $ddest = $unified_info{rename}->{$ddest};
1661 foreach (@{$ordinals{$dest}}) {
1662 my %known_ordinals =
1665 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1667 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1669 my $o = $known_ordinals{$_};
1670 die "Ordinals for $ddest defined more than once\n"
1671 if $unified_info{ordinals}->{$ddest};
1672 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1676 foreach (keys %sources) {
1678 my $ddest = cleanfile($buildd, $_, $blddir);
1679 if ($unified_info{rename}->{$ddest}) {
1680 $ddest = $unified_info{rename}->{$ddest};
1682 foreach (@{$sources{$dest}}) {
1683 my $s = cleanfile($sourced, $_, $blddir);
1685 # If it isn't in the source tree, we assume it's generated
1688 $s = cleanfile($buildd, $_, $blddir);
1690 # We recognise C and asm files
1691 if ($s =~ /\.[csS]\b$/) {
1692 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1693 $o = cleanfile($buildd, $o, $blddir);
1694 $unified_info{sources}->{$ddest}->{$o} = 1;
1695 $unified_info{sources}->{$o}->{$s} = 1;
1697 $unified_info{sources}->{$ddest}->{$s} = 1;
1702 foreach (keys %shared_sources) {
1704 my $ddest = cleanfile($buildd, $_, $blddir);
1705 if ($unified_info{rename}->{$ddest}) {
1706 $ddest = $unified_info{rename}->{$ddest};
1708 foreach (@{$shared_sources{$dest}}) {
1709 my $s = cleanfile($sourced, $_, $blddir);
1711 # If it isn't in the source tree, we assume it's generated
1714 $s = cleanfile($buildd, $_, $blddir);
1716 # We recognise C and asm files
1717 if ($s =~ /\.[csS]\b$/) {
1718 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1719 $o = cleanfile($buildd, $o, $blddir);
1720 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1721 $unified_info{sources}->{$o}->{$s} = 1;
1723 die "unrecognised source file type for shared library: $s\n";
1728 foreach (keys %generate) {
1730 my $ddest = cleanfile($buildd, $_, $blddir);
1731 if ($unified_info{rename}->{$ddest}) {
1732 $ddest = $unified_info{rename}->{$ddest};
1734 die "more than one generator for $dest: "
1735 ,join(" ", @{$generate{$_}}),"\n"
1736 if scalar @{$generate{$_}} > 1;
1737 my @generator = split /\s+/, $generate{$dest}->[0];
1738 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1739 $unified_info{generate}->{$ddest} = [ @generator ];
1742 foreach (keys %depends) {
1744 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1746 # If the destination doesn't exist in source, it can only be
1747 # a generated file in the build tree.
1748 if ($ddest ne "" && ! -f $ddest) {
1749 $ddest = cleanfile($buildd, $_, $blddir);
1750 if ($unified_info{rename}->{$ddest}) {
1751 $ddest = $unified_info{rename}->{$ddest};
1754 foreach (@{$depends{$dest}}) {
1755 my $d = cleanfile($sourced, $_, $blddir);
1757 # If we know it's generated, or assume it is because we can't
1758 # find it in the source tree, we set file we depend on to be
1759 # in the build tree rather than the source tree, and assume
1760 # and that there are lines to build it in a BEGINRAW..ENDRAW
1761 # section or in the Makefile template.
1763 || (grep { $d eq $_ }
1764 map { cleanfile($srcdir, $_, $blddir) }
1765 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1766 $d = cleanfile($buildd, $_, $blddir);
1768 # Take note if the file to depend on is being renamed
1769 if ($unified_info{rename}->{$d}) {
1770 $d = $unified_info{rename}->{$d};
1772 $unified_info{depends}->{$ddest}->{$d} = 1;
1773 # If we depend on a header file or a perl module, let's make
1774 # sure it can get included
1775 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1776 my $i = dirname($d);
1777 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1778 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1783 foreach (keys %includes) {
1785 my $ddest = cleanfile($sourced, $_, $blddir);
1787 # If the destination doesn't exist in source, it can only be
1788 # a generated file in the build tree.
1790 $ddest = cleanfile($buildd, $_, $blddir);
1791 if ($unified_info{rename}->{$ddest}) {
1792 $ddest = $unified_info{rename}->{$ddest};
1795 foreach (@{$includes{$dest}}) {
1796 my $is = cleandir($sourced, $_, $blddir);
1797 my $ib = cleandir($buildd, $_, $blddir);
1798 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1799 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1800 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1801 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1806 ### Make unified_info a bit more efficient
1807 # One level structures
1808 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1809 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1811 # Two level structures
1812 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1813 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1814 $unified_info{$l1}->{$l2} =
1815 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1819 foreach my $dest (sort keys %{$unified_info{includes}}) {
1820 if (defined($unified_info{includes}->{$dest}->{build})) {
1821 my @source_includes =
1822 ( @{$unified_info{includes}->{$dest}->{source}} );
1823 $unified_info{includes}->{$dest} =
1824 [ @{$unified_info{includes}->{$dest}->{build}} ];
1825 foreach my $inc (@source_includes) {
1826 push @{$unified_info{includes}->{$dest}}, $inc
1827 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1830 $unified_info{includes}->{$dest} =
1831 [ @{$unified_info{includes}->{$dest}->{source}} ];
1836 # For the schemes that need it, we provide the old *_obj configs
1837 # from the *_asm_obj ones
1838 foreach (grep /_(asm|aux)_src$/, keys %target) {
1840 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1841 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1844 # Write down our configuration where it fits #########################
1846 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1854 #use vars qw(\@ISA \@EXPORT);
1855 our \@ISA = qw(Exporter);
1856 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1859 print OUT "our %config = (\n";
1860 foreach (sort keys %config) {
1861 if (ref($config{$_}) eq "ARRAY") {
1862 print OUT " ", $_, " => [ ", join(", ",
1863 map { quotify("perl", $_) }
1864 @{$config{$_}}), " ],\n";
1866 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1873 print OUT "our %target = (\n";
1874 foreach (sort keys %target) {
1875 if (ref($target{$_}) eq "ARRAY") {
1876 print OUT " ", $_, " => [ ", join(", ",
1877 map { quotify("perl", $_) }
1878 @{$target{$_}}), " ],\n";
1880 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1887 print OUT "our \%available_protocols = (\n";
1888 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1889 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1894 print OUT "our \@disablables = (\n";
1895 foreach (@disablables) {
1896 print OUT " ", quotify("perl", $_), ",\n";
1902 print OUT "our \%disabled = (\n";
1903 foreach (sort keys %disabled) {
1904 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1910 print OUT "our %withargs = (\n";
1911 foreach (sort keys %withargs) {
1912 if (ref($withargs{$_}) eq "ARRAY") {
1913 print OUT " ", $_, " => [ ", join(", ",
1914 map { quotify("perl", $_) }
1915 @{$withargs{$_}}), " ],\n";
1917 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1924 if ($builder eq "unified") {
1929 if (ref $_ eq "ARRAY") {
1930 print OUT " "x$indent, "[\n";
1932 $recurse->($indent + 4, $_);
1934 print OUT " "x$indent, "],\n";
1935 } elsif (ref $_ eq "HASH") {
1937 print OUT " "x$indent, "{\n";
1938 foreach (sort keys %h) {
1939 if (ref $h{$_} eq "") {
1940 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1942 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1943 $recurse->($indent + 8, $h{$_});
1946 print OUT " "x$indent, "},\n";
1948 print OUT " "x$indent, quotify("perl", $_), ",\n";
1952 print OUT "our %unified_info = (\n";
1953 foreach (sort keys %unified_info) {
1954 if (ref $unified_info{$_} eq "") {
1955 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1957 print OUT " "x4, quotify("perl", $_), " =>\n";
1958 $recurse->(8, $unified_info{$_});
1970 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1971 print "CFLAG =$target{cflags} $config{cflags}\n";
1972 print "SHARED_CFLAG =$target{shared_cflag}\n";
1973 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1974 print "LFLAG =$target{lflags}\n";
1975 print "PLIB_LFLAG =$target{plib_lflags}\n";
1976 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1977 print "APPS_OBJ =$target{apps_obj}\n";
1978 print "CPUID_OBJ =$target{cpuid_obj}\n";
1979 print "UPLINK_OBJ =$target{uplink_obj}\n";
1980 print "BN_ASM =$target{bn_obj}\n";
1981 print "EC_ASM =$target{ec_obj}\n";
1982 print "DES_ENC =$target{des_obj}\n";
1983 print "AES_ENC =$target{aes_obj}\n";
1984 print "BF_ENC =$target{bf_obj}\n";
1985 print "CAST_ENC =$target{cast_obj}\n";
1986 print "RC4_ENC =$target{rc4_obj}\n";
1987 print "RC5_ENC =$target{rc5_obj}\n";
1988 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1989 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1990 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1991 print "CMLL_ENC =$target{cmll_obj}\n";
1992 print "MODES_OBJ =$target{modes_obj}\n";
1993 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1994 print "CHACHA_ENC =$target{chacha_obj}\n";
1995 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1996 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1997 print "PROCESSOR =$config{processor}\n";
1998 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1999 "$config{cross_compile_prefix}ranlib" :
2000 "$target{ranlib}", "\n";
2001 print "ARFLAGS =$target{arflags}\n";
2002 print "PERL =$config{perl}\n";
2004 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2005 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2006 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2007 print "BN_LLONG mode\n" if $config{bn_ll};
2008 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2012 run_dofile(catfile($blddir, $target{build_file}),
2013 $config{build_file_template},
2014 catfile($srcdir, "Configurations", "common.tmpl"));
2018 $builders{$builder}->($builder_platform, @builder_opts);
2022 Configured for $target.
2025 print <<"EOF" if ($disabled{threads} eq "unavailable");
2027 The library could not be configured for supporting multi-threaded
2028 applications as the compiler options required on this system are not known.
2029 See file INSTALL for details if you need multi-threading.
2032 print <<"EOF" if ($no_shared_warn);
2034 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2035 platform, so we will pretend you gave the option 'no-pic', which also disables
2036 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2037 or position independent code, please let us know (but please first make sure
2038 you have tried with a current version of OpenSSL).
2041 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2043 WARNING: there are indications that another build was made in the source
2044 directory. This build may have picked up artifacts from that build, the
2045 safest course of action is to clean the source directory and redo this
2051 ######################################################################
2053 # Helpers and utility functions
2056 # Configuration file reading #########################################
2058 # Note: All of the helper functions are for lazy evaluation. They all
2059 # return a CODE ref, which will return the intended value when evaluated.
2060 # Thus, whenever there's mention of a returned value, it's about that
2063 # Helper function to implement conditional inheritance depending on the
2064 # value of $disabled{asm}. Used in inherit_from values as follows:
2066 # inherit_from => [ "template", asm("asm_tmpl") ]
2071 $disabled{asm} ? () : @x;
2075 # Helper function to implement conditional value variants, with a default
2076 # plus additional values based on the value of $config{build_type}.
2077 # Arguments are given in hash table form:
2079 # picker(default => "Basic string: ",
2081 # release => "release")
2083 # When configuring with --debug, the resulting string will be
2084 # "Basic string: debug", and when not, it will be "Basic string: release"
2086 # This can be used to create variants of sets of flags according to the
2089 # cflags => picker(default => "-Wall",
2090 # debug => "-g -O0",
2095 return sub { add($opts{default} || (),
2096 $opts{$config{build_type}} || ())->(); }
2099 # Helper function to combine several values of different types into one.
2100 # This is useful if you want to combine a string with the result of a
2101 # lazy function, such as:
2103 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2107 return sub { add(@stuff)->(); }
2110 # Helper function to implement conditional values depending on the value
2111 # of $disabled{threads}. Can be used as follows:
2113 # cflags => combine("-Wall", threads("-pthread"))
2117 return sub { add($disabled{threads} ? () : @flags)->(); }
2122 our $add_called = 0;
2123 # Helper function to implement adding values to already existing configuration
2124 # values. It handles elements that are ARRAYs, CODEs and scalars
2126 my $separator = shift;
2128 # If there's any ARRAY in the collection of values OR the separator
2129 # is undef, we will return an ARRAY of combined values, otherwise a
2130 # string of joined values with $separator as the separator.
2131 my $found_array = !defined($separator);
2136 while (ref($res) eq "CODE") {
2139 if (defined($res)) {
2140 if (ref($res) eq "ARRAY") {
2156 join($separator, grep { defined($_) && $_ ne "" } @values);
2160 my $separator = " ";
2161 if (ref($_[$#_]) eq "HASH") {
2163 $separator = $opts->{separator};
2166 sub { _add($separator, @x, @_) };
2169 my $separator = " ";
2170 if (ref($_[$#_]) eq "HASH") {
2172 $separator = $opts->{separator};
2175 sub { _add($separator, @_, @x) };
2178 # configuration reader, evaluates the input file as a perl script and expects
2179 # it to fill %targets with target configurations. Those are then added to
2183 open(CONFFILE, "< $fname")
2184 or die "Can't open configuration file '$fname'!\n";
2187 my $content = <CONFFILE>;
2192 local %table = %::table; # Protect %table from tampering
2198 # For each target, check that it's configured with a hash table.
2199 foreach (keys %targets) {
2200 if (ref($targets{$_}) ne "HASH") {
2201 if (ref($targets{$_}) eq "") {
2202 warn "Deprecated target configuration for $_, ignoring...\n";
2204 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2206 delete $targets{$_};
2210 %table = (%table, %targets);
2214 # configuration resolver. Will only resolve all the lazy evaluation
2215 # codeblocks for the chosen target and all those it inherits from,
2217 sub resolve_config {
2219 my @breadcrumbs = @_;
2221 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2223 if (grep { $_ eq $target } @breadcrumbs) {
2224 die "inherit_from loop! target backtrace:\n "
2225 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2228 if (!defined($table{$target})) {
2229 warn "Warning! target $target doesn't exist!\n";
2232 # Recurse through all inheritances. They will be resolved on the
2233 # fly, so when this operation is done, they will all just be a
2234 # bunch of attributes with string values.
2235 # What we get here, though, are keys with references to lists of
2236 # the combined values of them all. We will deal with lists after
2237 # this stage is done.
2238 my %combined_inheritance = ();
2239 if ($table{$target}->{inherit_from}) {
2241 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2242 foreach (@inherit_from) {
2243 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2245 # 'template' is a marker that's considered private to
2246 # the config that had it.
2247 delete $inherited_config{template};
2249 foreach (keys %inherited_config) {
2250 if (!$combined_inheritance{$_}) {
2251 $combined_inheritance{$_} = [];
2253 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2258 # We won't need inherit_from in this target any more, since we've
2259 # resolved all the inheritances that lead to this
2260 delete $table{$target}->{inherit_from};
2262 # Now is the time to deal with those lists. Here's the place to
2263 # decide what shall be done with those lists, all based on the
2264 # values of the target we're currently dealing with.
2265 # - If a value is a coderef, it will be executed with the list of
2266 # inherited values as arguments.
2267 # - If the corresponding key doesn't have a value at all or is the
2268 # empty string, the inherited value list will be run through the
2269 # default combiner (below), and the result becomes this target's
2271 # - Otherwise, this target's value is assumed to be a string that
2272 # will simply override the inherited list of values.
2273 my $default_combiner = add();
2276 map { $_ => 1 } (keys %combined_inheritance,
2277 keys %{$table{$target}});
2279 sub process_values {
2281 my $inherited = shift; # Always a [ list ]
2287 while(ref($object) eq "CODE") {
2288 $object = $object->(@$inherited);
2290 if (!defined($object)) {
2293 elsif (ref($object) eq "ARRAY") {
2294 local $add_called; # To make sure recursive calls don't affect it
2295 return [ map { process_values($_, $inherited, $target, $entry) }
2297 } elsif (ref($object) eq "") {
2300 die "cannot handle reference type ",ref($object)
2301 ," found in target ",$target," -> ",$entry,"\n";
2305 foreach (sort keys %all_keys) {
2306 my $previous = $combined_inheritance{$_};
2308 # Current target doesn't have a value for the current key?
2309 # Assign it the default combiner, the rest of this loop body
2310 # will handle it just like any other coderef.
2311 if (!exists $table{$target}->{$_}) {
2312 $table{$target}->{$_} = $default_combiner;
2315 $table{$target}->{$_} = process_values($table{$target}->{$_},
2316 $combined_inheritance{$_},
2318 unless(defined($table{$target}->{$_})) {
2319 delete $table{$target}->{$_};
2321 # if ($extra_checks &&
2322 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2323 # warn "$_ got replaced in $target\n";
2327 # Finally done, return the result.
2328 return %{$table{$target}};
2333 print STDERR $usage;
2334 print STDERR "\npick os/compiler from:\n";
2338 foreach $i (sort keys %table)
2340 next if $table{$i}->{template};
2341 next if $i =~ /^debug/;
2342 $k += length($i) + 1;
2348 print STDERR $i . " ";
2350 foreach $i (sort keys %table)
2352 next if $table{$i}->{template};
2353 next if $i !~ /^debug/;
2354 $k += length($i) + 1;
2360 print STDERR $i . " ";
2362 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2371 unlink $out || warn "Can't remove $out, $!"
2373 foreach (@templates) {
2374 die "Can't open $_, $!" unless -f $_;
2376 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2377 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2380 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2387 if (eval { require IPC::Cmd; 1; }) {
2389 return scalar IPC::Cmd::can_run($name);
2391 # if there is $directories component in splitpath,
2392 # then it's not something to test with $PATH...
2393 return $name if (File::Spec->splitpath($name))[1];
2395 foreach (File::Spec->path()) {
2396 my $fullpath = catfile($_, "$name$target{exe_extension}");
2397 if (-f $fullpath and -x $fullpath) {
2404 # Configuration printer ##############################################
2406 sub print_table_entry
2409 my %target = resolve_config($target);
2412 # Don't print the templates
2413 return if $target{template};
2450 "shared_extension_simple",
2451 "shared_import_extension",
2462 if ($type eq "TABLE") {
2464 print "*** $target\n";
2465 foreach (@sequence) {
2466 if (ref($target{$_}) eq "ARRAY") {
2467 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2469 printf "\$%-12s = %s\n", $_, $target{$_};
2472 } elsif ($type eq "HASH") {
2474 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2475 print " '$target' => {\n";
2476 foreach (@sequence) {
2478 if (ref($target{$_}) eq "ARRAY") {
2479 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2481 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2489 # Utility routines ###################################################
2491 # On VMS, if the given file is a logical name, File::Spec::Functions
2492 # will consider it an absolute path. There are cases when we want a
2493 # purely syntactic check without checking the environment.
2497 # On non-platforms, we just use file_name_is_absolute().
2498 return file_name_is_absolute($file) unless $^O eq "VMS";
2500 # If the file spec includes a device or a directpry spec,
2501 # file_name_is_absolute() is perfectly safe.
2502 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2504 # Here, we know the given file spec isn't absolute
2508 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2509 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2510 # realpath() requires that at least all path components except the last is an
2511 # existing directory. On VMS, the last component of the directory spec must
2516 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2517 # will return the volume name for the device, no matter what. Also,
2518 # it will return an incorrect directory spec if the argument is a
2519 # directory that doesn't exist.
2521 return rel2abs($dir);
2524 # We use realpath() on Unix, since no other will properly clean out
2526 use Cwd qw/realpath/;
2528 return realpath($dir);
2533 perl => sub { my $x = shift;
2534 $x =~ s/([\\\$\@"])/\\$1/g;
2535 return '"'.$x.'"'; },
2539 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2541 return map { $processor->($_); } @_;
2544 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2545 # $filename is a file name to read from
2546 # $line_concat_cond_re is a regexp detecting a line continuation ending
2547 # $line_concat is a CODEref that takes care of concatenating two lines
2548 sub collect_from_file {
2549 my $filename = shift;
2550 my $line_concat_cond_re = shift;
2551 my $line_concat = shift;
2553 open my $fh, $filename || die "unable to read $filename: $!\n";
2555 my $saved_line = "";
2559 if (defined $line_concat) {
2560 $_ = $line_concat->($saved_line, $_);
2563 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2569 die "$filename ending with continuation line\n" if $_;
2575 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2576 # $array is an ARRAYref of lines
2577 # $line_concat_cond_re is a regexp detecting a line continuation ending
2578 # $line_concat is a CODEref that takes care of concatenating two lines
2579 sub collect_from_array {
2581 my $line_concat_cond_re = shift;
2582 my $line_concat = shift;
2583 my @array = (@$array);
2586 my $saved_line = "";
2588 while (defined($_ = shift @array)) {
2590 if (defined $line_concat) {
2591 $_ = $line_concat->($saved_line, $_);
2594 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2600 die "input text ending with continuation line\n" if $_;
2605 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2606 # $lineiterator is a CODEref that delivers one line at a time.
2607 # All following arguments are regex/CODEref pairs, where the regexp detects a
2608 # line and the CODEref does something with the result of the regexp.
2609 sub collect_information {
2610 my $lineiterator = shift;
2611 my %collectors = @_;
2613 while(defined($_ = $lineiterator->())) {
2616 if ($collectors{"BEFORE"}) {
2617 $collectors{"BEFORE"}->($_);
2619 foreach my $re (keys %collectors) {
2620 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2621 $collectors{$re}->($lineiterator);
2625 if ($collectors{"OTHERWISE"}) {
2626 $collectors{"OTHERWISE"}->($lineiterator, $_)
2627 unless $found || !defined $collectors{"OTHERWISE"};
2629 if ($collectors{"AFTER"}) {
2630 $collectors{"AFTER"}->($_);
2636 # $line is a line of text to split up into tokens
2637 # returns a list of tokens
2639 # Tokens are divided by spaces. If the tokens include spaces, they
2640 # have to be quoted with single or double quotes. Double quotes
2641 # inside a double quoted token must be escaped. Escaping is done
2643 # Basically, the same quoting rules apply for " and ' as in any
2646 my $line = my $debug_line = shift;
2649 while ($line =~ s|^\s+||, $line ne "") {
2651 while ($line ne "" && $line !~ m|^\s|) {
2652 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2655 } elsif ($line =~ m/^'([^']*)'/) {
2658 } elsif ($line =~ m/^(\S+)/) {
2663 push @result, $token;
2666 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2667 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2668 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";