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 push @build_infos, [ "fuzz", "build.info.fuzz" ]
1340 unless $disabled{"fuzz-afl"} && $disabled{"fuzz-libfuzzer"};
1342 foreach (@{$config{dirs}}) {
1343 push @build_infos, [ $_, "build.info" ]
1344 if (-f catfile($srcdir, $_, "build.info"));
1346 foreach (@{$config{sdirs}}) {
1347 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1348 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1350 foreach (@{$config{engdirs}}) {
1351 push @build_infos, [ catdir("engines", $_), "build.info" ]
1352 if (-f catfile($srcdir, "engines", $_, "build.info"));
1355 $config{build_infos} = [ ];
1357 foreach (@build_infos) {
1358 my $sourced = catdir($srcdir, $_->[0]);
1359 my $buildd = catdir($blddir, $_->[0]);
1364 # The basic things we're trying to build
1371 my @intermediates = ();
1376 my %shared_sources = ();
1380 my %sharednames = ();
1383 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1384 my $template = Text::Template->new(TYPE => 'FILE',
1385 SOURCE => catfile($sourced, $f));
1386 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1389 $template->fill_in(HASH => { config => \%config,
1391 disabled => \%disabled,
1392 withargs => \%withargs,
1393 builddir => abs2rel($buildd, $blddir),
1394 sourcedir => abs2rel($sourced, $blddir),
1395 buildtop => abs2rel($blddir, $blddir),
1396 sourcetop => abs2rel($srcdir, $blddir) },
1397 DELIMITERS => [ "{-", "-}" ]);
1399 # The top item of this stack has the following values
1400 # -2 positive already run and we found ELSE (following ELSIF should fail)
1401 # -1 positive already run (skip until ENDIF)
1402 # 0 negatives so far (if we're at a condition, check it)
1403 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1404 # 2 positive ELSE (following ELSIF should fail)
1406 collect_information(
1407 collect_from_array([ @text ],
1408 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1409 $l1 =~ s/\\$//; $l1.$l2 }),
1410 # Info we're looking for
1411 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1413 if (! @skip || $skip[$#skip] > 0) {
1419 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1420 => sub { die "ELSIF out of scope" if ! @skip;
1421 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1422 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1423 $skip[$#skip] = !! $1
1424 if $skip[$#skip] == 0; },
1426 => sub { die "ELSE out of scope" if ! @skip;
1427 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1428 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1430 => sub { die "ENDIF out of scope" if ! @skip;
1432 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1433 => sub { push @programs, tokenize($1)
1434 if !@skip || $skip[$#skip] > 0 },
1435 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1436 => sub { push @libraries, tokenize($1)
1437 if !@skip || $skip[$#skip] > 0 },
1438 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1439 => sub { push @engines, tokenize($1)
1440 if !@skip || $skip[$#skip] > 0 },
1441 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1442 => sub { push @scripts, tokenize($1)
1443 if !@skip || $skip[$#skip] > 0 },
1444 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1445 => sub { push @extra, tokenize($1)
1446 if !@skip || $skip[$#skip] > 0 },
1447 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1448 => sub { push @overrides, tokenize($1)
1449 if !@skip || $skip[$#skip] > 0 },
1451 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1452 => sub { push @{$ordinals{$1}}, tokenize($2)
1453 if !@skip || $skip[$#skip] > 0 },
1454 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1455 => sub { push @{$sources{$1}}, tokenize($2)
1456 if !@skip || $skip[$#skip] > 0 },
1457 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1458 => sub { push @{$shared_sources{$1}}, tokenize($2)
1459 if !@skip || $skip[$#skip] > 0 },
1460 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1461 => sub { push @{$includes{$1}}, tokenize($2)
1462 if !@skip || $skip[$#skip] > 0 },
1463 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1464 => sub { push @{$depends{$1}}, tokenize($2)
1465 if !@skip || $skip[$#skip] > 0 },
1466 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1467 => sub { push @{$generate{$1}}, $2
1468 if !@skip || $skip[$#skip] > 0 },
1469 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1470 => sub { push @{$renames{$1}}, tokenize($2)
1471 if !@skip || $skip[$#skip] > 0 },
1472 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1473 => sub { push @{$sharednames{$1}}, tokenize($2)
1474 if !@skip || $skip[$#skip] > 0 },
1475 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1477 my $lineiterator = shift;
1478 my $target_kind = $1;
1479 while (defined $lineiterator->()) {
1481 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1482 die "ENDRAW doesn't match BEGINRAW"
1483 if $1 ne $target_kind;
1486 next if @skip && $skip[$#skip] <= 0;
1488 if ($target_kind eq $target{build_file}
1489 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1492 qr/^(?:#.*|\s*)$/ => sub { },
1493 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1495 if ($buildinfo_debug) {
1496 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1497 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1501 if ($buildinfo_debug) {
1502 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1506 die "runaway IF?" if (@skip);
1508 foreach (keys %renames) {
1509 die "$_ renamed to more than one thing: "
1510 ,join(" ", @{$renames{$_}}),"\n"
1511 if scalar @{$renames{$_}} > 1;
1512 my $dest = cleanfile($buildd, $_, $blddir);
1513 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1514 die "$dest renamed to more than one thing: "
1515 ,$unified_info{rename}->{$dest}, $to
1516 unless !defined($unified_info{rename}->{$dest})
1517 or $unified_info{rename}->{$dest} eq $to;
1518 $unified_info{rename}->{$dest} = $to;
1521 foreach (@programs) {
1522 my $program = cleanfile($buildd, $_, $blddir);
1523 if ($unified_info{rename}->{$program}) {
1524 $program = $unified_info{rename}->{$program};
1526 $unified_info{programs}->{$program} = 1;
1529 foreach (@libraries) {
1530 my $library = cleanfile($buildd, $_, $blddir);
1531 if ($unified_info{rename}->{$library}) {
1532 $library = $unified_info{rename}->{$library};
1534 $unified_info{libraries}->{$library} = 1;
1537 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1538 ENGINES can only be used if configured with 'dynamic-engine'.
1539 This is usually a fault in a build.info file.
1541 foreach (@engines) {
1542 my $library = cleanfile($buildd, $_, $blddir);
1543 if ($unified_info{rename}->{$library}) {
1544 $library = $unified_info{rename}->{$library};
1546 $unified_info{engines}->{$library} = 1;
1549 foreach (@scripts) {
1550 my $script = cleanfile($buildd, $_, $blddir);
1551 if ($unified_info{rename}->{$script}) {
1552 $script = $unified_info{rename}->{$script};
1554 $unified_info{scripts}->{$script} = 1;
1558 my $extra = cleanfile($buildd, $_, $blddir);
1559 $unified_info{extra}->{$extra} = 1;
1562 foreach (@overrides) {
1563 my $override = cleanfile($buildd, $_, $blddir);
1564 $unified_info{overrides}->{$override} = 1;
1567 push @{$unified_info{rawlines}}, @rawlines;
1569 unless ($disabled{shared}) {
1570 # Check sharednames.
1571 foreach (keys %sharednames) {
1572 my $dest = cleanfile($buildd, $_, $blddir);
1573 if ($unified_info{rename}->{$dest}) {
1574 $dest = $unified_info{rename}->{$dest};
1576 die "shared_name for $dest with multiple values: "
1577 ,join(" ", @{$sharednames{$_}}),"\n"
1578 if scalar @{$sharednames{$_}} > 1;
1579 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1580 die "shared_name found for a library $dest that isn't defined\n"
1581 unless $unified_info{libraries}->{$dest};
1582 die "shared_name for $dest with multiple values: "
1583 ,$unified_info{sharednames}->{$dest}, ", ", $to
1584 unless !defined($unified_info{sharednames}->{$dest})
1585 or $unified_info{sharednames}->{$dest} eq $to;
1586 $unified_info{sharednames}->{$dest} = $to;
1589 # Additionally, we set up sharednames for libraries that don't
1590 # have any, as themselves.
1591 foreach (keys %{$unified_info{libraries}}) {
1592 if (!defined $unified_info{sharednames}->{$_}) {
1593 $unified_info{sharednames}->{$_} = $_
1598 foreach (keys %ordinals) {
1600 my $ddest = cleanfile($buildd, $_, $blddir);
1601 if ($unified_info{rename}->{$ddest}) {
1602 $ddest = $unified_info{rename}->{$ddest};
1604 foreach (@{$ordinals{$dest}}) {
1605 my %known_ordinals =
1608 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1610 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1612 my $o = $known_ordinals{$_};
1613 die "Ordinals for $ddest defined more than once\n"
1614 if $unified_info{ordinals}->{$ddest};
1615 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1619 foreach (keys %sources) {
1621 my $ddest = cleanfile($buildd, $_, $blddir);
1622 if ($unified_info{rename}->{$ddest}) {
1623 $ddest = $unified_info{rename}->{$ddest};
1625 foreach (@{$sources{$dest}}) {
1626 my $s = cleanfile($sourced, $_, $blddir);
1628 # If it isn't in the source tree, we assume it's generated
1631 $s = cleanfile($buildd, $_, $blddir);
1633 # We recognise C and asm files
1634 if ($s =~ /\.[csS]\b$/) {
1635 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1636 $o = cleanfile($buildd, $o, $blddir);
1637 $unified_info{sources}->{$ddest}->{$o} = 1;
1638 $unified_info{sources}->{$o}->{$s} = 1;
1640 $unified_info{sources}->{$ddest}->{$s} = 1;
1645 foreach (keys %shared_sources) {
1647 my $ddest = cleanfile($buildd, $_, $blddir);
1648 if ($unified_info{rename}->{$ddest}) {
1649 $ddest = $unified_info{rename}->{$ddest};
1651 foreach (@{$shared_sources{$dest}}) {
1652 my $s = cleanfile($sourced, $_, $blddir);
1654 # If it isn't in the source tree, we assume it's generated
1657 $s = cleanfile($buildd, $_, $blddir);
1659 # We recognise C and asm files
1660 if ($s =~ /\.[csS]\b$/) {
1661 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1662 $o = cleanfile($buildd, $o, $blddir);
1663 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1664 $unified_info{sources}->{$o}->{$s} = 1;
1666 die "unrecognised source file type for shared library: $s\n";
1671 foreach (keys %generate) {
1673 my $ddest = cleanfile($buildd, $_, $blddir);
1674 if ($unified_info{rename}->{$ddest}) {
1675 $ddest = $unified_info{rename}->{$ddest};
1677 die "more than one generator for $dest: "
1678 ,join(" ", @{$generate{$_}}),"\n"
1679 if scalar @{$generate{$_}} > 1;
1680 my @generator = split /\s+/, $generate{$dest}->[0];
1681 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1682 $unified_info{generate}->{$ddest} = [ @generator ];
1685 foreach (keys %depends) {
1687 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1689 # If the destination doesn't exist in source, it can only be
1690 # a generated file in the build tree.
1691 if ($ddest ne "" && ! -f $ddest) {
1692 $ddest = cleanfile($buildd, $_, $blddir);
1693 if ($unified_info{rename}->{$ddest}) {
1694 $ddest = $unified_info{rename}->{$ddest};
1697 foreach (@{$depends{$dest}}) {
1698 my $d = cleanfile($sourced, $_, $blddir);
1700 # If we know it's generated, or assume it is because we can't
1701 # find it in the source tree, we set file we depend on to be
1702 # in the build tree rather than the source tree, and assume
1703 # and that there are lines to build it in a BEGINRAW..ENDRAW
1704 # section or in the Makefile template.
1706 || (grep { $d eq $_ }
1707 map { cleanfile($srcdir, $_, $blddir) }
1708 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1709 $d = cleanfile($buildd, $_, $blddir);
1711 # Take note if the file to depend on is being renamed
1712 if ($unified_info{rename}->{$d}) {
1713 $d = $unified_info{rename}->{$d};
1715 $unified_info{depends}->{$ddest}->{$d} = 1;
1716 # If we depend on a header file or a perl module, let's make
1717 # sure it can get included
1718 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1719 my $i = dirname($d);
1720 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1721 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1726 foreach (keys %includes) {
1728 my $ddest = cleanfile($sourced, $_, $blddir);
1730 # If the destination doesn't exist in source, it can only be
1731 # a generated file in the build tree.
1733 $ddest = cleanfile($buildd, $_, $blddir);
1734 if ($unified_info{rename}->{$ddest}) {
1735 $ddest = $unified_info{rename}->{$ddest};
1738 foreach (@{$includes{$dest}}) {
1739 my $is = cleandir($sourced, $_, $blddir);
1740 my $ib = cleandir($buildd, $_, $blddir);
1741 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1742 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1743 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1744 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1749 ### Make unified_info a bit more efficient
1750 # One level structures
1751 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1752 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1754 # Two level structures
1755 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1756 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1757 $unified_info{$l1}->{$l2} =
1758 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1762 foreach my $dest (sort keys %{$unified_info{includes}}) {
1763 if (defined($unified_info{includes}->{$dest}->{build})) {
1764 my @source_includes =
1765 ( @{$unified_info{includes}->{$dest}->{source}} );
1766 $unified_info{includes}->{$dest} =
1767 [ @{$unified_info{includes}->{$dest}->{build}} ];
1768 foreach my $inc (@source_includes) {
1769 push @{$unified_info{includes}->{$dest}}, $inc
1770 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1773 $unified_info{includes}->{$dest} =
1774 [ @{$unified_info{includes}->{$dest}->{source}} ];
1779 # For the schemes that need it, we provide the old *_obj configs
1780 # from the *_asm_obj ones
1781 foreach (grep /_(asm|aux)_src$/, keys %target) {
1783 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1784 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1787 # Write down our configuration where it fits #########################
1789 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1797 #use vars qw(\@ISA \@EXPORT);
1798 our \@ISA = qw(Exporter);
1799 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1802 print OUT "our %config = (\n";
1803 foreach (sort keys %config) {
1804 if (ref($config{$_}) eq "ARRAY") {
1805 print OUT " ", $_, " => [ ", join(", ",
1806 map { quotify("perl", $_) }
1807 @{$config{$_}}), " ],\n";
1809 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1816 print OUT "our %target = (\n";
1817 foreach (sort keys %target) {
1818 if (ref($target{$_}) eq "ARRAY") {
1819 print OUT " ", $_, " => [ ", join(", ",
1820 map { quotify("perl", $_) }
1821 @{$target{$_}}), " ],\n";
1823 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1830 print OUT "our \%available_protocols = (\n";
1831 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1832 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1837 print OUT "our \@disablables = (\n";
1838 foreach (@disablables) {
1839 print OUT " ", quotify("perl", $_), ",\n";
1845 print OUT "our \%disabled = (\n";
1846 foreach (sort keys %disabled) {
1847 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1853 print OUT "our %withargs = (\n";
1854 foreach (sort keys %withargs) {
1855 if (ref($withargs{$_}) eq "ARRAY") {
1856 print OUT " ", $_, " => [ ", join(", ",
1857 map { quotify("perl", $_) }
1858 @{$withargs{$_}}), " ],\n";
1860 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1867 if ($builder eq "unified") {
1872 if (ref $_ eq "ARRAY") {
1873 print OUT " "x$indent, "[\n";
1875 $recurse->($indent + 4, $_);
1877 print OUT " "x$indent, "],\n";
1878 } elsif (ref $_ eq "HASH") {
1880 print OUT " "x$indent, "{\n";
1881 foreach (sort keys %h) {
1882 if (ref $h{$_} eq "") {
1883 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1885 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1886 $recurse->($indent + 8, $h{$_});
1889 print OUT " "x$indent, "},\n";
1891 print OUT " "x$indent, quotify("perl", $_), ",\n";
1895 print OUT "our %unified_info = (\n";
1896 foreach (sort keys %unified_info) {
1897 if (ref $unified_info{$_} eq "") {
1898 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1900 print OUT " "x4, quotify("perl", $_), " =>\n";
1901 $recurse->(8, $unified_info{$_});
1913 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1914 print "CFLAG =$target{cflags} $config{cflags}\n";
1915 print "SHARED_CFLAG =$target{shared_cflag}\n";
1916 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1917 print "LFLAG =$target{lflags}\n";
1918 print "PLIB_LFLAG =$target{plib_lflags}\n";
1919 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1920 print "APPS_OBJ =$target{apps_obj}\n";
1921 print "CPUID_OBJ =$target{cpuid_obj}\n";
1922 print "UPLINK_OBJ =$target{uplink_obj}\n";
1923 print "BN_ASM =$target{bn_obj}\n";
1924 print "EC_ASM =$target{ec_obj}\n";
1925 print "DES_ENC =$target{des_obj}\n";
1926 print "AES_ENC =$target{aes_obj}\n";
1927 print "BF_ENC =$target{bf_obj}\n";
1928 print "CAST_ENC =$target{cast_obj}\n";
1929 print "RC4_ENC =$target{rc4_obj}\n";
1930 print "RC5_ENC =$target{rc5_obj}\n";
1931 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1932 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1933 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1934 print "CMLL_ENC =$target{cmll_obj}\n";
1935 print "MODES_OBJ =$target{modes_obj}\n";
1936 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1937 print "CHACHA_ENC =$target{chacha_obj}\n";
1938 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1939 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1940 print "PROCESSOR =$config{processor}\n";
1941 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1942 "$config{cross_compile_prefix}ranlib" :
1943 "$target{ranlib}", "\n";
1944 print "ARFLAGS =$target{arflags}\n";
1945 print "PERL =$config{perl}\n";
1947 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1948 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1949 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1950 print "BN_LLONG mode\n" if $config{bn_ll};
1951 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1955 run_dofile(catfile($blddir, $target{build_file}),
1956 $config{build_file_template},
1957 catfile($srcdir, "Configurations", "common.tmpl"));
1961 $builders{$builder}->($builder_platform, @builder_opts);
1965 Configured for $target.
1968 print <<"EOF" if ($disabled{threads} eq "unavailable");
1970 The library could not be configured for supporting multi-threaded
1971 applications as the compiler options required on this system are not known.
1972 See file INSTALL for details if you need multi-threading.
1975 print <<"EOF" if ($no_shared_warn);
1977 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1978 platform, so we will pretend you gave the option 'no-pic', which also disables
1979 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1980 or position independent code, please let us know (but please first make sure
1981 you have tried with a current version of OpenSSL).
1984 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1986 WARNING: there are indications that another build was made in the source
1987 directory. This build may have picked up artifacts from that build, the
1988 safest course of action is to clean the source directory and redo this
1994 ######################################################################
1996 # Helpers and utility functions
1999 # Configuration file reading #########################################
2001 # Note: All of the helper functions are for lazy evaluation. They all
2002 # return a CODE ref, which will return the intended value when evaluated.
2003 # Thus, whenever there's mention of a returned value, it's about that
2006 # Helper function to implement conditional inheritance depending on the
2007 # value of $disabled{asm}. Used in inherit_from values as follows:
2009 # inherit_from => [ "template", asm("asm_tmpl") ]
2014 $disabled{asm} ? () : @x;
2018 # Helper function to implement conditional value variants, with a default
2019 # plus additional values based on the value of $config{build_type}.
2020 # Arguments are given in hash table form:
2022 # picker(default => "Basic string: ",
2024 # release => "release")
2026 # When configuring with --debug, the resulting string will be
2027 # "Basic string: debug", and when not, it will be "Basic string: release"
2029 # This can be used to create variants of sets of flags according to the
2032 # cflags => picker(default => "-Wall",
2033 # debug => "-g -O0",
2038 return sub { add($opts{default} || (),
2039 $opts{$config{build_type}} || ())->(); }
2042 # Helper function to combine several values of different types into one.
2043 # This is useful if you want to combine a string with the result of a
2044 # lazy function, such as:
2046 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2050 return sub { add(@stuff)->(); }
2053 # Helper function to implement conditional values depending on the value
2054 # of $disabled{threads}. Can be used as follows:
2056 # cflags => combine("-Wall", threads("-pthread"))
2060 return sub { add($disabled{threads} ? () : @flags)->(); }
2065 our $add_called = 0;
2066 # Helper function to implement adding values to already existing configuration
2067 # values. It handles elements that are ARRAYs, CODEs and scalars
2069 my $separator = shift;
2071 # If there's any ARRAY in the collection of values OR the separator
2072 # is undef, we will return an ARRAY of combined values, otherwise a
2073 # string of joined values with $separator as the separator.
2074 my $found_array = !defined($separator);
2079 while (ref($res) eq "CODE") {
2082 if (defined($res)) {
2083 if (ref($res) eq "ARRAY") {
2099 join($separator, grep { defined($_) && $_ ne "" } @values);
2103 my $separator = " ";
2104 if (ref($_[$#_]) eq "HASH") {
2106 $separator = $opts->{separator};
2109 sub { _add($separator, @x, @_) };
2112 my $separator = " ";
2113 if (ref($_[$#_]) eq "HASH") {
2115 $separator = $opts->{separator};
2118 sub { _add($separator, @_, @x) };
2121 # configuration reader, evaluates the input file as a perl script and expects
2122 # it to fill %targets with target configurations. Those are then added to
2126 open(CONFFILE, "< $fname")
2127 or die "Can't open configuration file '$fname'!\n";
2130 my $content = <CONFFILE>;
2135 local %table = %::table; # Protect %table from tampering
2141 # For each target, check that it's configured with a hash table.
2142 foreach (keys %targets) {
2143 if (ref($targets{$_}) ne "HASH") {
2144 if (ref($targets{$_}) eq "") {
2145 warn "Deprecated target configuration for $_, ignoring...\n";
2147 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2149 delete $targets{$_};
2153 %table = (%table, %targets);
2157 # configuration resolver. Will only resolve all the lazy evaluation
2158 # codeblocks for the chosen target and all those it inherits from,
2160 sub resolve_config {
2162 my @breadcrumbs = @_;
2164 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2166 if (grep { $_ eq $target } @breadcrumbs) {
2167 die "inherit_from loop! target backtrace:\n "
2168 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2171 if (!defined($table{$target})) {
2172 warn "Warning! target $target doesn't exist!\n";
2175 # Recurse through all inheritances. They will be resolved on the
2176 # fly, so when this operation is done, they will all just be a
2177 # bunch of attributes with string values.
2178 # What we get here, though, are keys with references to lists of
2179 # the combined values of them all. We will deal with lists after
2180 # this stage is done.
2181 my %combined_inheritance = ();
2182 if ($table{$target}->{inherit_from}) {
2184 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2185 foreach (@inherit_from) {
2186 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2188 # 'template' is a marker that's considered private to
2189 # the config that had it.
2190 delete $inherited_config{template};
2192 foreach (keys %inherited_config) {
2193 if (!$combined_inheritance{$_}) {
2194 $combined_inheritance{$_} = [];
2196 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2201 # We won't need inherit_from in this target any more, since we've
2202 # resolved all the inheritances that lead to this
2203 delete $table{$target}->{inherit_from};
2205 # Now is the time to deal with those lists. Here's the place to
2206 # decide what shall be done with those lists, all based on the
2207 # values of the target we're currently dealing with.
2208 # - If a value is a coderef, it will be executed with the list of
2209 # inherited values as arguments.
2210 # - If the corresponding key doesn't have a value at all or is the
2211 # empty string, the inherited value list will be run through the
2212 # default combiner (below), and the result becomes this target's
2214 # - Otherwise, this target's value is assumed to be a string that
2215 # will simply override the inherited list of values.
2216 my $default_combiner = add();
2219 map { $_ => 1 } (keys %combined_inheritance,
2220 keys %{$table{$target}});
2222 sub process_values {
2224 my $inherited = shift; # Always a [ list ]
2230 while(ref($object) eq "CODE") {
2231 $object = $object->(@$inherited);
2233 if (!defined($object)) {
2236 elsif (ref($object) eq "ARRAY") {
2237 local $add_called; # To make sure recursive calls don't affect it
2238 return [ map { process_values($_, $inherited, $target, $entry) }
2240 } elsif (ref($object) eq "") {
2243 die "cannot handle reference type ",ref($object)
2244 ," found in target ",$target," -> ",$entry,"\n";
2248 foreach (sort keys %all_keys) {
2249 my $previous = $combined_inheritance{$_};
2251 # Current target doesn't have a value for the current key?
2252 # Assign it the default combiner, the rest of this loop body
2253 # will handle it just like any other coderef.
2254 if (!exists $table{$target}->{$_}) {
2255 $table{$target}->{$_} = $default_combiner;
2258 $table{$target}->{$_} = process_values($table{$target}->{$_},
2259 $combined_inheritance{$_},
2261 unless(defined($table{$target}->{$_})) {
2262 delete $table{$target}->{$_};
2264 # if ($extra_checks &&
2265 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2266 # warn "$_ got replaced in $target\n";
2270 # Finally done, return the result.
2271 return %{$table{$target}};
2276 print STDERR $usage;
2277 print STDERR "\npick os/compiler from:\n";
2281 foreach $i (sort keys %table)
2283 next if $table{$i}->{template};
2284 next if $i =~ /^debug/;
2285 $k += length($i) + 1;
2291 print STDERR $i . " ";
2293 foreach $i (sort keys %table)
2295 next if $table{$i}->{template};
2296 next if $i !~ /^debug/;
2297 $k += length($i) + 1;
2303 print STDERR $i . " ";
2305 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2314 unlink $out || warn "Can't remove $out, $!"
2316 foreach (@templates) {
2317 die "Can't open $_, $!" unless -f $_;
2319 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2320 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2323 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2330 if (eval { require IPC::Cmd; 1; }) {
2332 return scalar IPC::Cmd::can_run($name);
2334 # if there is $directories component in splitpath,
2335 # then it's not something to test with $PATH...
2336 return $name if (File::Spec->splitpath($name))[1];
2338 foreach (File::Spec->path()) {
2339 my $fullpath = catfile($_, "$name$target{exe_extension}");
2340 if (-f $fullpath and -x $fullpath) {
2347 # Configuration printer ##############################################
2349 sub print_table_entry
2352 my %target = resolve_config($target);
2355 # Don't print the templates
2356 return if $target{template};
2393 "shared_extension_simple",
2394 "shared_import_extension",
2405 if ($type eq "TABLE") {
2407 print "*** $target\n";
2408 foreach (@sequence) {
2409 if (ref($target{$_}) eq "ARRAY") {
2410 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2412 printf "\$%-12s = %s\n", $_, $target{$_};
2415 } elsif ($type eq "HASH") {
2417 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2418 print " '$target' => {\n";
2419 foreach (@sequence) {
2421 if (ref($target{$_}) eq "ARRAY") {
2422 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2424 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2432 # Utility routines ###################################################
2434 # On VMS, if the given file is a logical name, File::Spec::Functions
2435 # will consider it an absolute path. There are cases when we want a
2436 # purely syntactic check without checking the environment.
2440 # On non-platforms, we just use file_name_is_absolute().
2441 return file_name_is_absolute($file) unless $^O eq "VMS";
2443 # If the file spec includes a device or a directpry spec,
2444 # file_name_is_absolute() is perfectly safe.
2445 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2447 # Here, we know the given file spec isn't absolute
2451 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2452 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2453 # realpath() requires that at least all path components except the last is an
2454 # existing directory. On VMS, the last component of the directory spec must
2459 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2460 # will return the volume name for the device, no matter what. Also,
2461 # it will return an incorrect directory spec if the argument is a
2462 # directory that doesn't exist.
2464 return rel2abs($dir);
2467 # We use realpath() on Unix, since no other will properly clean out
2469 use Cwd qw/realpath/;
2471 return realpath($dir);
2476 perl => sub { my $x = shift;
2477 $x =~ s/([\\\$\@"])/\\$1/g;
2478 return '"'.$x.'"'; },
2482 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2484 return map { $processor->($_); } @_;
2487 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2488 # $filename is a file name to read from
2489 # $line_concat_cond_re is a regexp detecting a line continuation ending
2490 # $line_concat is a CODEref that takes care of concatenating two lines
2491 sub collect_from_file {
2492 my $filename = shift;
2493 my $line_concat_cond_re = shift;
2494 my $line_concat = shift;
2496 open my $fh, $filename || die "unable to read $filename: $!\n";
2498 my $saved_line = "";
2502 if (defined $line_concat) {
2503 $_ = $line_concat->($saved_line, $_);
2506 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2512 die "$filename ending with continuation line\n" if $_;
2518 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2519 # $array is an ARRAYref of lines
2520 # $line_concat_cond_re is a regexp detecting a line continuation ending
2521 # $line_concat is a CODEref that takes care of concatenating two lines
2522 sub collect_from_array {
2524 my $line_concat_cond_re = shift;
2525 my $line_concat = shift;
2526 my @array = (@$array);
2529 my $saved_line = "";
2531 while (defined($_ = shift @array)) {
2533 if (defined $line_concat) {
2534 $_ = $line_concat->($saved_line, $_);
2537 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2543 die "input text ending with continuation line\n" if $_;
2548 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2549 # $lineiterator is a CODEref that delivers one line at a time.
2550 # All following arguments are regex/CODEref pairs, where the regexp detects a
2551 # line and the CODEref does something with the result of the regexp.
2552 sub collect_information {
2553 my $lineiterator = shift;
2554 my %collectors = @_;
2556 while(defined($_ = $lineiterator->())) {
2559 if ($collectors{"BEFORE"}) {
2560 $collectors{"BEFORE"}->($_);
2562 foreach my $re (keys %collectors) {
2563 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2564 $collectors{$re}->($lineiterator);
2568 if ($collectors{"OTHERWISE"}) {
2569 $collectors{"OTHERWISE"}->($lineiterator, $_)
2570 unless $found || !defined $collectors{"OTHERWISE"};
2572 if ($collectors{"AFTER"}) {
2573 $collectors{"AFTER"}->($_);
2579 # $line is a line of text to split up into tokens
2580 # returns a list of tokens
2582 # Tokens are divided by spaces. If the tokens include spaces, they
2583 # have to be quoted with single or double quotes. Double quotes
2584 # inside a double quoted token must be escaped. Escaping is done
2586 # Basically, the same quoting rules apply for " and ' as in any
2589 my $line = my $debug_line = shift;
2592 while ($line =~ s|^\s+||, $line ne "") {
2594 while ($line ne "" && $line !~ m|^\s|) {
2595 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2598 } elsif ($line =~ m/^'([^']*)'/) {
2601 } elsif ($line =~ m/^(\S+)/) {
2606 push @result, $token;
2609 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2610 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2611 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";