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",
352 foreach my $proto ((@tls, @dtls))
354 push(@disablables, $proto);
355 push(@disablables, "$proto-method");
358 my %deprecated_disablables = (
360 "buf-freelists" => undef,
364 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
366 our %disabled = ( # "what" => "comment"
368 "crypto-mdebug" => "default",
369 "crypto-mdebug-backtrace" => "default",
370 "ec_nistp_64_gcc_128" => "default",
372 "fuzz-libfuzzer" => "default",
373 "fuzz-afl" => "default",
374 "heartbeats" => "default",
379 "ssl-trace" => "default",
381 "ssl3-method" => "default",
382 "ubsan" => "default",
383 "unit-test" => "default",
384 "weak-ssl-ciphers" => "default",
386 "zlib-dynamic" => "default",
389 # Note: => pair form used for aesthetics, not to truly make a hash table
390 my @disable_cascades = (
391 # "what" => [ "cascade", ... ]
392 sub { $config{processor} eq "386" }
395 "ssl3-method" => [ "ssl3" ],
396 "zlib" => [ "zlib-dynamic" ],
398 "ec" => [ "ecdsa", "ecdh" ],
400 "dgram" => [ "dtls", "sctp" ],
401 "sock" => [ "dgram" ],
404 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
405 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
406 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
408 # Additionally, SSL 3.0 requires either RSA or DSA+DH
410 && ($disabled{dsa} || $disabled{dh}); }
413 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
414 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
415 # (XXX: We don't support PSK-only builds).
417 && ($disabled{dsa} || $disabled{dh})
418 && ($disabled{ecdsa} || $disabled{ecdh}); }
419 => [ "tls1", "tls1_1", "tls1_2",
420 "dtls1", "dtls1_2" ],
424 # SRP and HEARTBEATS require TLSEXT
425 "tlsext" => [ "srp", "heartbeats" ],
427 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
429 # Without DSO, we can't load dynamic engines, so don't build them dynamic
430 "dso" => [ "dynamic-engine" ],
432 # Without position independent code, there can be no shared libraries or DSOs
433 "pic" => [ "shared" ],
434 "shared" => [ "dynamic-engine" ],
435 "engine" => [ "afalgeng" ],
437 # no-autoalginit is only useful when building non-shared
438 "autoalginit" => [ "shared", "apps" ],
440 "stdio" => [ "apps", "capieng" ],
441 "apps" => [ "tests" ],
442 "comp" => [ "zlib" ],
443 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
445 sub { !$disabled{"msan"} } => [ "asm" ],
448 # Avoid protocol support holes. Also disable all versions below N, if version
449 # N is disabled while N+1 is enabled.
451 my @list = (reverse @tls);
452 while ((my $first, my $second) = (shift @list, shift @list)) {
454 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
456 unshift @list, $second;
458 my @list = (reverse @dtls);
459 while ((my $first, my $second) = (shift @list, shift @list)) {
461 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
463 unshift @list, $second;
466 # Explicit "no-..." options will be collected in %disabled along with the defaults.
467 # To remove something from %disabled, use "enable-foo".
468 # For symmetry, "disable-foo" is a synonym for "no-foo".
472 &usage if ($#ARGV < 0);
476 $config{openssl_api_defines}=[];
477 $config{openssl_algorithm_defines}=[];
478 $config{openssl_thread_defines}=[];
479 $config{openssl_sys_defines}=[];
480 $config{openssl_other_defines}=[];
484 $config{build_type} = "release";
488 if (grep /^reconf(igure)?$/, @argvcopy) {
489 if (-f "./configdata.pm") {
490 my $file = "./configdata.pm";
491 unless (my $return = do $file) {
492 die "couldn't parse $file: $@" if $@;
493 die "couldn't do $file: $!" unless defined $return;
494 die "couldn't run $file" unless $return;
497 @argvcopy = defined($configdata::config{perlargv}) ?
498 @{$configdata::config{perlargv}} : ();
499 die "Incorrect data to reconfigure, please do a normal configuration\n"
500 if (grep(/^reconf/,@argvcopy));
501 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
502 if defined($configdata::config{cross_compile_prefix});
503 $ENV{CC} = $configdata::config{cc}
504 if defined($configdata::config{cc});
505 $ENV{BUILDFILE} = $configdata::config{build_file}
506 if defined($configdata::config{build_file});
508 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
509 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
510 if $ENV{CROSS_COMPILE};
511 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
512 print " BUILDFILE = ",$ENV{BUILDFILE},"\n" if $ENV{BUILDFILE};
514 die "Insufficient data to reconfigure, please do a normal configuration\n";
518 $config{perlargv} = [ @argvcopy ];
520 my %unsupported_options = ();
521 my %deprecated_options = ();
524 # VMS is a case insensitive environment, and depending on settings
525 # out of our control, we may receive options uppercased. Let's
526 # downcase at least the part before any equal sign.
531 s /^-no-/no-/; # some people just can't read the instructions
533 # rewrite some options in "enable-..." form
534 s /^-?-?shared$/enable-shared/;
535 s /^sctp$/enable-sctp/;
536 s /^threads$/enable-threads/;
537 s /^zlib$/enable-zlib/;
538 s /^zlib-dynamic$/enable-zlib-dynamic/;
540 if (/^(no|disable|enable)-(.+)$/)
543 if (!exists $deprecated_disablables{$word}
544 && !grep { $word =~ /^${_}$/ } @disablables)
546 $unsupported_options{$_} = 1;
550 if (/^no-(.+)$/ || /^disable-(.+)$/)
552 foreach my $proto ((@tls, @dtls))
554 if ($1 eq "$proto-method")
556 $disabled{"$proto"} = "option($proto-method)";
562 foreach my $proto (@dtls)
564 $disabled{$proto} = "option(dtls)";
566 $disabled{"dtls"} = "option(dtls)";
570 # Last one of its kind
571 $disabled{"ssl3"} = "option(ssl)";
575 # XXX: Tests will fail if all SSL/TLS
576 # protocols are disabled.
577 foreach my $proto (@tls)
579 $disabled{$proto} = "option(tls)";
582 elsif ($1 eq "static-engine")
584 delete $disabled{"dynamic-engine"};
586 elsif ($1 eq "dynamic-engine")
588 $disabled{"dynamic-engine"} = "option";
590 elsif (exists $deprecated_disablables{$1})
592 $deprecated_options{$_} = 1;
593 if (defined $deprecated_disablables{$1})
595 $disabled{$deprecated_disablables{$1}} = "option";
600 $disabled{$1} = "option";
602 # No longer an automatic choice
603 $auto_threads = 0 if ($1 eq "threads");
605 elsif (/^enable-(.+)$/)
607 if ($1 eq "static-engine")
609 $disabled{"dynamic-engine"} = "option";
611 elsif ($1 eq "dynamic-engine")
613 delete $disabled{"dynamic-engine"};
615 elsif ($1 eq "zlib-dynamic")
617 delete $disabled{"zlib"};
620 delete $disabled{$algo};
622 # No longer an automatic choice
623 $auto_threads = 0 if ($1 eq "threads");
625 elsif (/^--strict-warnings$/)
627 $strict_warnings = 1;
631 $config{build_type} = "debug";
633 elsif (/^--release$/)
635 $config{build_type} = "release";
638 { $config{processor}=386; }
645 # No RSAref support any more since it's not needed.
646 # The check for the option is there so scripts aren't
649 elsif (/^nofipscanistercheck$/)
652 $nofipscanistercheck = 1;
656 if (/^--prefix=(.*)$/)
659 die "Directory given with --prefix MUST be absolute\n"
660 unless file_name_is_absolute($config{prefix});
662 elsif (/^--api=(.*)$/)
666 elsif (/^--libdir=(.*)$/)
670 elsif (/^--openssldir=(.*)$/)
672 $config{openssldir}=$1;
674 elsif (/^--with-zlib-lib=(.*)$/)
676 $withargs{zlib_lib}=$1;
678 elsif (/^--with-zlib-include=(.*)$/)
680 $withargs{zlib_include}=$1;
682 elsif (/^--with-fuzzer-lib=(.*)$/)
684 $withargs{fuzzer_lib}=$1;
686 elsif (/^--with-fuzzer-include=(.*)$/)
688 $withargs{fuzzer_include}=$1;
690 elsif (/^--with-fipslibdir=(.*)$/)
692 $config{fipslibdir}="$1/";
694 elsif (/^--with-baseaddr=(.*)$/)
696 $config{baseaddr}="$1";
698 elsif (/^--cross-compile-prefix=(.*)$/)
700 $config{cross_compile_prefix}=$1;
702 elsif (/^--config=(.*)$/)
706 elsif (/^-[lL](.*)$/ or /^-Wl,/)
713 $disabled{"pic"} = "forced";
714 $disabled{"shared"} = "forced";
715 $disabled{"threads"} = "forced";
719 push @user_defines, $1;
721 else # common if (/^[-+]/), just pass down...
723 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
724 $user_cflags.=" ".$_;
729 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
732 unless ($_ eq $target || /^no-/ || /^disable-/)
734 # "no-..." follows later after implied disactivations
735 # have been derived. (Don't take this too seriously,
736 # we really only write OPTIONS to the Makefile out of
739 if ($config{options} eq "")
740 { $config{options} = $_; }
742 { $config{options} .= " ".$_; }
745 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
746 die "***** Unsupported api compatibility level: $config{api}\n",
749 if (keys %deprecated_options)
751 warn "***** Deprecated options: ",
752 join(", ", keys %deprecated_options), "\n";
754 if (keys %unsupported_options)
756 die "***** Unsupported options: ",
757 join(", ", keys %unsupported_options), "\n";
763 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
767 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
770 my @tocheckfor = (keys %disabled);
771 while (@tocheckfor) {
772 my %new_tocheckfor = ();
773 my @cascade_copy = (@disable_cascades);
774 while (@cascade_copy) {
775 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
776 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
777 foreach(grep { !defined($disabled{$_}) } @$descendents) {
778 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
782 @tocheckfor = (keys %new_tocheckfor);
785 if ($target eq "TABLE") {
786 foreach (sort keys %table) {
787 print_table_entry($_, "TABLE");
792 if ($target eq "LIST") {
793 foreach (sort keys %table) {
794 print $_,"\n" unless $table{$_}->{template};
799 if ($target eq "HASH") {
800 print "%table = (\n";
801 foreach (sort keys %table) {
802 print_table_entry($_, "HASH");
807 # Backward compatibility?
808 if ($target =~ m/^CygWin32(-.*)$/) {
809 $target = "Cygwin".$1;
812 foreach (sort (keys %disabled))
814 $config{options} .= " no-$_";
816 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
828 elsif (/^dynamic-engine$/)
830 elsif (/^makedepend$/)
832 elsif (/^zlib-dynamic$/)
838 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
839 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
840 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
845 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
847 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
848 || /^autoalginit/ || /^autoerrinit/)
850 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
851 print " OPENSSL_NO_$ALGO";
853 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
857 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
859 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
860 print " OPENSSL_NO_$ALGO";
862 # fix-up crypto/directory name(s)
863 $algo="whrlpool" if $algo eq "whirlpool";
864 $algo="ripemd" if $algo eq "rmd160";
865 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
874 print "Configuring for $target\n";
876 # Support for legacy targets having a name starting with 'debug-'
877 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
879 $config{build_type} = "debug";
881 # If we do not find debug-foo in the table, the target is set to foo.
882 if (!$table{$target}) {
886 $config{target} = $target;
887 my %target = resolve_config($target);
889 &usage if (!%target || $target{template});
891 %target = ( %{$table{DEFAULTS}}, %target );
893 $target{exe_extension}="";
894 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
895 || $config{target} =~ /^(?:Cygwin|mingw)/);
896 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
898 ($target{shared_extension_simple}=$target{shared_extension})
899 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
900 $target{dso_extension}=$target{shared_extension_simple};
901 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
902 if ($config{target} =~ /^(?:Cygwin|mingw)/);
905 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
906 if $config{cross_compile_prefix} eq "";
908 # Allow overriding the names of some tools. USE WITH CARE
909 # Note: only Unix cares about HASHBANGPERL... that explains
910 # the default string.
911 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
912 $config{hashbangperl} =
913 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
914 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
915 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
916 (which("$config{cross_compile_prefix}ranlib") ?
917 "\$(CROSS_COMPILE)ranlib" : "true");
918 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
919 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
921 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
923 # Allow overriding the build file name
924 $target{build_file} = $ENV{BUILDFILE} || $target{build_file} || "Makefile";
926 # Cache information necessary for reconfiguration
927 $config{cc} = $target{cc};
928 $config{build_file} = $target{build_file};
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{msan}) {
1067 $config{cflags} .= "-fsanitize=memory ";
1070 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1071 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1072 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1078 # This saves the build files from having to check
1081 $target{shared_cflag} = $target{shared_ldflag} =
1082 $target{shared_rcflag} = "";
1086 push @{$config{defines}}, "OPENSSL_PIC";
1089 if ($target{sys_id} ne "")
1091 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1094 unless ($disabled{asm}) {
1095 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1096 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1098 # bn-586 is the only one implementing bn_*_part_words
1099 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1100 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1102 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1103 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1104 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1106 if ($config{fips}) {
1107 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1110 if ($target{sha1_asm_src}) {
1111 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1112 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1113 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1115 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1116 push @{$config{defines}}, "RC4_ASM";
1118 if ($target{md5_asm_src}) {
1119 push @{$config{defines}}, "MD5_ASM";
1121 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1122 if ($target{rmd160_asm_src}) {
1123 push @{$config{defines}}, "RMD160_ASM";
1125 if ($target{aes_asm_src}) {
1126 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1127 # aes-ctr.fake is not a real file, only indication that assembler
1128 # module implements AES_ctr32_encrypt...
1129 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1130 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1131 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1132 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1133 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1134 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1136 if ($target{wp_asm_src} =~ /mmx/) {
1137 if ($config{processor} eq "386") {
1138 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1139 } elsif (!$disabled{"whirlpool"}) {
1140 push @{$config{defines}}, "WHIRLPOOL_ASM";
1143 if ($target{modes_asm_src} =~ /ghash-/) {
1144 push @{$config{defines}}, "GHASH_ASM";
1146 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1147 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1149 if ($target{poly1305_asm_src} ne "") {
1150 push @{$config{defines}}, "POLY1305_ASM";
1154 my $ecc = $target{cc};
1155 if ($^O ne "VMS" && !$disabled{makedepend}) {
1156 # Is the compiler gcc or clang? $ecc is used below to see if
1157 # error-checking can be turned on.
1158 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1159 open(PIPE, "$ccpcc --version 2>&1 |");
1162 # Find the version number and save the major.
1163 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1164 my $compiler_major = $1;
1165 # We know that GNU C version 3 and up as well as all clang
1166 # versions support dependency generation
1167 $config{makedepprog} = $ccpcc
1168 if (/clang/ || (/gcc/ && $compiler_major > 3));
1169 $ecc = "clang" if /clang/;
1170 $ecc = "gcc" if /gcc/;
1171 last if ($config{makedepprog} || !$lines--);
1175 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1176 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1181 # Deal with bn_ops ###################################################
1184 $config{export_var_as_fn} =0;
1185 my $def_int="unsigned int";
1186 $config{rc4_int} =$def_int;
1187 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1190 foreach (sort split(/\s+/,$target{bn_ops})) {
1191 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1192 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1193 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1194 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1195 ($config{b64l},$config{b64},$config{b32})
1196 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1197 ($config{b64l},$config{b64},$config{b32})
1198 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1199 ($config{b64l},$config{b64},$config{b32})
1200 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1202 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1206 # Hack cflags for better warnings (dev option) #######################
1208 # "Stringify" the C flags string. This permits it to be made part of a string
1209 # and works as well on command lines.
1210 $config{cflags} =~ s/([\\\"])/\\$1/g;
1212 if (defined($config{api})) {
1213 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1214 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1215 push @{$config{defines}}, $apiflag;
1218 if ($strict_warnings)
1221 die "ERROR --strict-warnings requires gcc or clang"
1222 unless $ecc eq 'gcc' || $ecc eq 'clang';
1223 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1225 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1227 if ($ecc eq "clang")
1229 foreach $wopt (split /\s+/, $clang_devteam_warn)
1231 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1236 unless ($disabled{"crypto-mdebug-backtrace"})
1238 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1240 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1242 if ($target =~ /^BSD-/)
1244 $config{ex_libs} .= " -lexecinfo";
1248 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1249 else { $no_user_cflags=1; }
1250 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1251 else { $no_user_defines=1; }
1253 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1255 unless ($disabled{afalgeng}) {
1256 $config{afalgeng}="";
1257 if ($target =~ m/^linux/) {
1258 my $minver = 4*10000 + 1*100 + 0;
1259 if ($config{cross_compile_prefix} eq "") {
1260 my $verstr = `uname -r`;
1261 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1262 ($mi2) = $mi2 =~ /(\d+)/;
1263 my $ver = $ma*10000 + $mi1*100 + $mi2;
1264 if ($ver < $minver) {
1265 $disabled{afalgeng} = "too-old-kernel";
1267 push @{$config{engdirs}}, "afalg";
1270 $disabled{afalgeng} = "cross-compiling";
1273 $disabled{afalgeng} = "not-linux";
1277 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1279 # If we use the unified build, collect information from build.info files
1280 my %unified_info = ();
1282 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1283 if ($builder eq "unified") {
1284 # Store the name of the template file we will build the build file from
1285 # in %config. This may be useful for the build file itself.
1286 my @build_file_template_names =
1287 ( $builder_platform."-".$target{build_file}.".tmpl",
1288 $target{build_file}.".tmpl" );
1289 my @build_file_templates = ();
1291 # First, look in the user provided directory, if given
1292 if (defined $ENV{$local_config_envname}) {
1293 @build_file_templates =
1296 # VMS environment variables are logical names,
1297 # which can be used as is
1298 $local_config_envname . ':' . $_;
1300 catfile($ENV{$local_config_envname}, $_);
1303 @build_file_template_names;
1305 # Then, look in our standard directory
1306 push @build_file_templates,
1307 ( map { catfile($srcdir, "Configurations", $_) }
1308 @build_file_template_names );
1310 my $build_file_template;
1311 for $_ (@build_file_templates) {
1312 $build_file_template = $_;
1313 last if -f $build_file_template;
1315 $build_file_template = undef;
1317 if (!defined $build_file_template) {
1318 die "*** Couldn't find any of:\n", join("\n", @build_file_templates), "\n";
1320 $config{build_file_template} = $build_file_template;
1322 use lib catdir(dirname(__FILE__),"util");
1323 use with_fallback qw(Text::Template);
1328 my $relativeto = shift || ".";
1330 $dir = catdir($base,$dir) unless isabsolute($dir);
1332 # Make sure the directories we're building in exists
1335 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1336 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1343 my $relativeto = shift || ".";
1345 $file = catfile($base,$file) unless isabsolute($file);
1347 my $d = dirname($file);
1348 my $f = basename($file);
1350 # Make sure the directories we're building in exists
1353 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1354 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1358 my @build_infos = ( [ ".", "build.info" ] );
1359 foreach (@{$config{dirs}}) {
1360 push @build_infos, [ $_, "build.info" ]
1361 if (-f catfile($srcdir, $_, "build.info"));
1363 foreach (@{$config{sdirs}}) {
1364 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1365 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1367 foreach (@{$config{engdirs}}) {
1368 push @build_infos, [ catdir("engines", $_), "build.info" ]
1369 if (-f catfile($srcdir, "engines", $_, "build.info"));
1372 $config{build_infos} = [ ];
1374 foreach (@build_infos) {
1375 my $sourced = catdir($srcdir, $_->[0]);
1376 my $buildd = catdir($blddir, $_->[0]);
1381 # The basic things we're trying to build
1383 my @programs_install = ();
1385 my @libraries_install = ();
1387 my @engines_install = ();
1389 my @scripts_install = ();
1392 my @intermediates = ();
1397 my %shared_sources = ();
1401 my %sharednames = ();
1404 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1405 my $template = Text::Template->new(TYPE => 'FILE',
1406 SOURCE => catfile($sourced, $f));
1407 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1410 $template->fill_in(HASH => { config => \%config,
1412 disabled => \%disabled,
1413 withargs => \%withargs,
1414 builddir => abs2rel($buildd, $blddir),
1415 sourcedir => abs2rel($sourced, $blddir),
1416 buildtop => abs2rel($blddir, $blddir),
1417 sourcetop => abs2rel($srcdir, $blddir) },
1418 DELIMITERS => [ "{-", "-}" ]);
1420 # The top item of this stack has the following values
1421 # -2 positive already run and we found ELSE (following ELSIF should fail)
1422 # -1 positive already run (skip until ENDIF)
1423 # 0 negatives so far (if we're at a condition, check it)
1424 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1425 # 2 positive ELSE (following ELSIF should fail)
1427 collect_information(
1428 collect_from_array([ @text ],
1429 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1430 $l1 =~ s/\\$//; $l1.$l2 }),
1431 # Info we're looking for
1432 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1434 if (! @skip || $skip[$#skip] > 0) {
1440 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1441 => sub { die "ELSIF out of scope" if ! @skip;
1442 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1443 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1444 $skip[$#skip] = !! $1
1445 if $skip[$#skip] == 0; },
1447 => sub { die "ELSE out of scope" if ! @skip;
1448 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1449 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1451 => sub { die "ENDIF out of scope" if ! @skip;
1453 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1455 if (!@skip || $skip[$#skip] > 0) {
1457 my @x = tokenize($2);
1459 push @programs_install, @x unless $install;
1462 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1464 if (!@skip || $skip[$#skip] > 0) {
1466 my @x = tokenize($2);
1467 push @libraries, @x;
1468 push @libraries_install, @x unless $install;
1471 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1473 if (!@skip || $skip[$#skip] > 0) {
1475 my @x = tokenize($2);
1477 push @engines_install, @x unless $install;
1480 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1482 if (!@skip || $skip[$#skip] > 0) {
1484 my @x = tokenize($2);
1486 push @scripts_install, @x unless $install;
1489 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1490 => sub { push @extra, tokenize($1)
1491 if !@skip || $skip[$#skip] > 0 },
1492 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1493 => sub { push @overrides, tokenize($1)
1494 if !@skip || $skip[$#skip] > 0 },
1496 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1497 => sub { push @{$ordinals{$1}}, tokenize($2)
1498 if !@skip || $skip[$#skip] > 0 },
1499 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1500 => sub { push @{$sources{$1}}, tokenize($2)
1501 if !@skip || $skip[$#skip] > 0 },
1502 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1503 => sub { push @{$shared_sources{$1}}, tokenize($2)
1504 if !@skip || $skip[$#skip] > 0 },
1505 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1506 => sub { push @{$includes{$1}}, tokenize($2)
1507 if !@skip || $skip[$#skip] > 0 },
1508 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1509 => sub { push @{$depends{$1}}, tokenize($2)
1510 if !@skip || $skip[$#skip] > 0 },
1511 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1512 => sub { push @{$generate{$1}}, $2
1513 if !@skip || $skip[$#skip] > 0 },
1514 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1515 => sub { push @{$renames{$1}}, tokenize($2)
1516 if !@skip || $skip[$#skip] > 0 },
1517 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1518 => sub { push @{$sharednames{$1}}, tokenize($2)
1519 if !@skip || $skip[$#skip] > 0 },
1520 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1522 my $lineiterator = shift;
1523 my $target_kind = $1;
1524 while (defined $lineiterator->()) {
1526 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1527 die "ENDRAW doesn't match BEGINRAW"
1528 if $1 ne $target_kind;
1531 next if @skip && $skip[$#skip] <= 0;
1533 if ($target_kind eq $target{build_file}
1534 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1537 qr/^(?:#.*|\s*)$/ => sub { },
1538 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1540 if ($buildinfo_debug) {
1541 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1542 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1546 if ($buildinfo_debug) {
1547 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1551 die "runaway IF?" if (@skip);
1553 foreach (keys %renames) {
1554 die "$_ renamed to more than one thing: "
1555 ,join(" ", @{$renames{$_}}),"\n"
1556 if scalar @{$renames{$_}} > 1;
1557 my $dest = cleanfile($buildd, $_, $blddir);
1558 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1559 die "$dest renamed to more than one thing: "
1560 ,$unified_info{rename}->{$dest}, $to
1561 unless !defined($unified_info{rename}->{$dest})
1562 or $unified_info{rename}->{$dest} eq $to;
1563 $unified_info{rename}->{$dest} = $to;
1566 foreach (@programs) {
1567 my $program = cleanfile($buildd, $_, $blddir);
1568 if ($unified_info{rename}->{$program}) {
1569 $program = $unified_info{rename}->{$program};
1571 $unified_info{programs}->{$program} = 1;
1574 foreach (@programs_install) {
1575 my $program = cleanfile($buildd, $_, $blddir);
1576 if ($unified_info{rename}->{$program}) {
1577 $program = $unified_info{rename}->{$program};
1579 $unified_info{install}->{programs}->{$program} = 1;
1582 foreach (@libraries) {
1583 my $library = cleanfile($buildd, $_, $blddir);
1584 if ($unified_info{rename}->{$library}) {
1585 $library = $unified_info{rename}->{$library};
1587 $unified_info{libraries}->{$library} = 1;
1590 foreach (@libraries_install) {
1591 my $library = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$library}) {
1593 $library = $unified_info{rename}->{$library};
1595 $unified_info{install}->{libraries}->{$library} = 1;
1598 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1599 ENGINES can only be used if configured with 'dynamic-engine'.
1600 This is usually a fault in a build.info file.
1602 foreach (@engines) {
1603 my $library = cleanfile($buildd, $_, $blddir);
1604 if ($unified_info{rename}->{$library}) {
1605 $library = $unified_info{rename}->{$library};
1607 $unified_info{engines}->{$library} = 1;
1610 foreach (@engines_install) {
1611 my $library = cleanfile($buildd, $_, $blddir);
1612 if ($unified_info{rename}->{$library}) {
1613 $library = $unified_info{rename}->{$library};
1615 $unified_info{install}->{engines}->{$library} = 1;
1618 foreach (@scripts) {
1619 my $script = cleanfile($buildd, $_, $blddir);
1620 if ($unified_info{rename}->{$script}) {
1621 $script = $unified_info{rename}->{$script};
1623 $unified_info{scripts}->{$script} = 1;
1626 foreach (@scripts_install) {
1627 my $script = cleanfile($buildd, $_, $blddir);
1628 if ($unified_info{rename}->{$script}) {
1629 $script = $unified_info{rename}->{$script};
1631 $unified_info{install}->{scripts}->{$script} = 1;
1635 my $extra = cleanfile($buildd, $_, $blddir);
1636 $unified_info{extra}->{$extra} = 1;
1639 foreach (@overrides) {
1640 my $override = cleanfile($buildd, $_, $blddir);
1641 $unified_info{overrides}->{$override} = 1;
1644 push @{$unified_info{rawlines}}, @rawlines;
1646 unless ($disabled{shared}) {
1647 # Check sharednames.
1648 foreach (keys %sharednames) {
1649 my $dest = cleanfile($buildd, $_, $blddir);
1650 if ($unified_info{rename}->{$dest}) {
1651 $dest = $unified_info{rename}->{$dest};
1653 die "shared_name for $dest with multiple values: "
1654 ,join(" ", @{$sharednames{$_}}),"\n"
1655 if scalar @{$sharednames{$_}} > 1;
1656 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1657 die "shared_name found for a library $dest that isn't defined\n"
1658 unless $unified_info{libraries}->{$dest};
1659 die "shared_name for $dest with multiple values: "
1660 ,$unified_info{sharednames}->{$dest}, ", ", $to
1661 unless !defined($unified_info{sharednames}->{$dest})
1662 or $unified_info{sharednames}->{$dest} eq $to;
1663 $unified_info{sharednames}->{$dest} = $to;
1666 # Additionally, we set up sharednames for libraries that don't
1667 # have any, as themselves.
1668 foreach (keys %{$unified_info{libraries}}) {
1669 if (!defined $unified_info{sharednames}->{$_}) {
1670 $unified_info{sharednames}->{$_} = $_
1675 foreach (keys %ordinals) {
1677 my $ddest = cleanfile($buildd, $_, $blddir);
1678 if ($unified_info{rename}->{$ddest}) {
1679 $ddest = $unified_info{rename}->{$ddest};
1681 foreach (@{$ordinals{$dest}}) {
1682 my %known_ordinals =
1685 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1687 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1689 my $o = $known_ordinals{$_};
1690 die "Ordinals for $ddest defined more than once\n"
1691 if $unified_info{ordinals}->{$ddest};
1692 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1696 foreach (keys %sources) {
1698 my $ddest = cleanfile($buildd, $_, $blddir);
1699 if ($unified_info{rename}->{$ddest}) {
1700 $ddest = $unified_info{rename}->{$ddest};
1702 foreach (@{$sources{$dest}}) {
1703 my $s = cleanfile($sourced, $_, $blddir);
1705 # If it isn't in the source tree, we assume it's generated
1708 $s = cleanfile($buildd, $_, $blddir);
1710 # We recognise C and asm files
1711 if ($s =~ /\.[csS]\b$/) {
1712 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1713 $o = cleanfile($buildd, $o, $blddir);
1714 $unified_info{sources}->{$ddest}->{$o} = 1;
1715 $unified_info{sources}->{$o}->{$s} = 1;
1717 $unified_info{sources}->{$ddest}->{$s} = 1;
1722 foreach (keys %shared_sources) {
1724 my $ddest = cleanfile($buildd, $_, $blddir);
1725 if ($unified_info{rename}->{$ddest}) {
1726 $ddest = $unified_info{rename}->{$ddest};
1728 foreach (@{$shared_sources{$dest}}) {
1729 my $s = cleanfile($sourced, $_, $blddir);
1731 # If it isn't in the source tree, we assume it's generated
1734 $s = cleanfile($buildd, $_, $blddir);
1736 # We recognise C and asm files
1737 if ($s =~ /\.[csS]\b$/) {
1738 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1739 $o = cleanfile($buildd, $o, $blddir);
1740 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1741 $unified_info{sources}->{$o}->{$s} = 1;
1743 die "unrecognised source file type for shared library: $s\n";
1748 foreach (keys %generate) {
1750 my $ddest = cleanfile($buildd, $_, $blddir);
1751 if ($unified_info{rename}->{$ddest}) {
1752 $ddest = $unified_info{rename}->{$ddest};
1754 die "more than one generator for $dest: "
1755 ,join(" ", @{$generate{$_}}),"\n"
1756 if scalar @{$generate{$_}} > 1;
1757 my @generator = split /\s+/, $generate{$dest}->[0];
1758 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1759 $unified_info{generate}->{$ddest} = [ @generator ];
1762 foreach (keys %depends) {
1764 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1766 # If the destination doesn't exist in source, it can only be
1767 # a generated file in the build tree.
1768 if ($ddest ne "" && ! -f $ddest) {
1769 $ddest = cleanfile($buildd, $_, $blddir);
1770 if ($unified_info{rename}->{$ddest}) {
1771 $ddest = $unified_info{rename}->{$ddest};
1774 foreach (@{$depends{$dest}}) {
1775 my $d = cleanfile($sourced, $_, $blddir);
1777 # If we know it's generated, or assume it is because we can't
1778 # find it in the source tree, we set file we depend on to be
1779 # in the build tree rather than the source tree, and assume
1780 # and that there are lines to build it in a BEGINRAW..ENDRAW
1781 # section or in the Makefile template.
1783 || (grep { $d eq $_ }
1784 map { cleanfile($srcdir, $_, $blddir) }
1785 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1786 $d = cleanfile($buildd, $_, $blddir);
1788 # Take note if the file to depend on is being renamed
1789 if ($unified_info{rename}->{$d}) {
1790 $d = $unified_info{rename}->{$d};
1792 $unified_info{depends}->{$ddest}->{$d} = 1;
1793 # If we depend on a header file or a perl module, let's make
1794 # sure it can get included
1795 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1796 my $i = dirname($d);
1797 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1798 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1803 foreach (keys %includes) {
1805 my $ddest = cleanfile($sourced, $_, $blddir);
1807 # If the destination doesn't exist in source, it can only be
1808 # a generated file in the build tree.
1810 $ddest = cleanfile($buildd, $_, $blddir);
1811 if ($unified_info{rename}->{$ddest}) {
1812 $ddest = $unified_info{rename}->{$ddest};
1815 foreach (@{$includes{$dest}}) {
1816 my $is = cleandir($sourced, $_, $blddir);
1817 my $ib = cleandir($buildd, $_, $blddir);
1818 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1819 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1820 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1821 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1826 ### Make unified_info a bit more efficient
1827 # One level structures
1828 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1829 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1831 # Two level structures
1832 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1833 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1834 $unified_info{$l1}->{$l2} =
1835 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1839 foreach my $dest (sort keys %{$unified_info{includes}}) {
1840 if (defined($unified_info{includes}->{$dest}->{build})) {
1841 my @source_includes =
1842 ( @{$unified_info{includes}->{$dest}->{source}} );
1843 $unified_info{includes}->{$dest} =
1844 [ @{$unified_info{includes}->{$dest}->{build}} ];
1845 foreach my $inc (@source_includes) {
1846 push @{$unified_info{includes}->{$dest}}, $inc
1847 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1850 $unified_info{includes}->{$dest} =
1851 [ @{$unified_info{includes}->{$dest}->{source}} ];
1856 # For the schemes that need it, we provide the old *_obj configs
1857 # from the *_asm_obj ones
1858 foreach (grep /_(asm|aux)_src$/, keys %target) {
1860 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1861 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1864 # Write down our configuration where it fits #########################
1866 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1874 #use vars qw(\@ISA \@EXPORT);
1875 our \@ISA = qw(Exporter);
1876 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1879 print OUT "our %config = (\n";
1880 foreach (sort keys %config) {
1881 if (ref($config{$_}) eq "ARRAY") {
1882 print OUT " ", $_, " => [ ", join(", ",
1883 map { quotify("perl", $_) }
1884 @{$config{$_}}), " ],\n";
1886 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1893 print OUT "our %target = (\n";
1894 foreach (sort keys %target) {
1895 if (ref($target{$_}) eq "ARRAY") {
1896 print OUT " ", $_, " => [ ", join(", ",
1897 map { quotify("perl", $_) }
1898 @{$target{$_}}), " ],\n";
1900 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1907 print OUT "our \%available_protocols = (\n";
1908 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1909 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1914 print OUT "our \@disablables = (\n";
1915 foreach (@disablables) {
1916 print OUT " ", quotify("perl", $_), ",\n";
1922 print OUT "our \%disabled = (\n";
1923 foreach (sort keys %disabled) {
1924 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1930 print OUT "our %withargs = (\n";
1931 foreach (sort keys %withargs) {
1932 if (ref($withargs{$_}) eq "ARRAY") {
1933 print OUT " ", $_, " => [ ", join(", ",
1934 map { quotify("perl", $_) }
1935 @{$withargs{$_}}), " ],\n";
1937 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1944 if ($builder eq "unified") {
1949 if (ref $_ eq "ARRAY") {
1950 print OUT " "x$indent, "[\n";
1952 $recurse->($indent + 4, $_);
1954 print OUT " "x$indent, "],\n";
1955 } elsif (ref $_ eq "HASH") {
1957 print OUT " "x$indent, "{\n";
1958 foreach (sort keys %h) {
1959 if (ref $h{$_} eq "") {
1960 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1962 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1963 $recurse->($indent + 8, $h{$_});
1966 print OUT " "x$indent, "},\n";
1968 print OUT " "x$indent, quotify("perl", $_), ",\n";
1972 print OUT "our %unified_info = (\n";
1973 foreach (sort keys %unified_info) {
1974 if (ref $unified_info{$_} eq "") {
1975 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1977 print OUT " "x4, quotify("perl", $_), " =>\n";
1978 $recurse->(8, $unified_info{$_});
1990 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1991 print "CFLAG =$target{cflags} $config{cflags}\n";
1992 print "SHARED_CFLAG =$target{shared_cflag}\n";
1993 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1994 print "LFLAG =$target{lflags}\n";
1995 print "PLIB_LFLAG =$target{plib_lflags}\n";
1996 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1997 print "APPS_OBJ =$target{apps_obj}\n";
1998 print "CPUID_OBJ =$target{cpuid_obj}\n";
1999 print "UPLINK_OBJ =$target{uplink_obj}\n";
2000 print "BN_ASM =$target{bn_obj}\n";
2001 print "EC_ASM =$target{ec_obj}\n";
2002 print "DES_ENC =$target{des_obj}\n";
2003 print "AES_ENC =$target{aes_obj}\n";
2004 print "BF_ENC =$target{bf_obj}\n";
2005 print "CAST_ENC =$target{cast_obj}\n";
2006 print "RC4_ENC =$target{rc4_obj}\n";
2007 print "RC5_ENC =$target{rc5_obj}\n";
2008 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2009 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2010 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2011 print "CMLL_ENC =$target{cmll_obj}\n";
2012 print "MODES_OBJ =$target{modes_obj}\n";
2013 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2014 print "CHACHA_ENC =$target{chacha_obj}\n";
2015 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2016 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2017 print "PROCESSOR =$config{processor}\n";
2018 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2019 "$config{cross_compile_prefix}ranlib" :
2020 "$target{ranlib}", "\n";
2021 print "ARFLAGS =$target{arflags}\n";
2022 print "PERL =$config{perl}\n";
2024 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2025 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2026 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2027 print "BN_LLONG mode\n" if $config{bn_ll};
2028 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2032 run_dofile(catfile($blddir, $target{build_file}),
2033 $config{build_file_template},
2034 catfile($srcdir, "Configurations", "common.tmpl"));
2038 $builders{$builder}->($builder_platform, @builder_opts);
2042 Configured for $target.
2045 print <<"EOF" if ($disabled{threads} eq "unavailable");
2047 The library could not be configured for supporting multi-threaded
2048 applications as the compiler options required on this system are not known.
2049 See file INSTALL for details if you need multi-threading.
2052 print <<"EOF" if ($no_shared_warn);
2054 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2055 platform, so we will pretend you gave the option 'no-pic', which also disables
2056 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2057 or position independent code, please let us know (but please first make sure
2058 you have tried with a current version of OpenSSL).
2061 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2063 WARNING: there are indications that another build was made in the source
2064 directory. This build may have picked up artifacts from that build, the
2065 safest course of action is to clean the source directory and redo this
2071 ######################################################################
2073 # Helpers and utility functions
2076 # Configuration file reading #########################################
2078 # Note: All of the helper functions are for lazy evaluation. They all
2079 # return a CODE ref, which will return the intended value when evaluated.
2080 # Thus, whenever there's mention of a returned value, it's about that
2083 # Helper function to implement conditional inheritance depending on the
2084 # value of $disabled{asm}. Used in inherit_from values as follows:
2086 # inherit_from => [ "template", asm("asm_tmpl") ]
2091 $disabled{asm} ? () : @x;
2095 # Helper function to implement conditional value variants, with a default
2096 # plus additional values based on the value of $config{build_type}.
2097 # Arguments are given in hash table form:
2099 # picker(default => "Basic string: ",
2101 # release => "release")
2103 # When configuring with --debug, the resulting string will be
2104 # "Basic string: debug", and when not, it will be "Basic string: release"
2106 # This can be used to create variants of sets of flags according to the
2109 # cflags => picker(default => "-Wall",
2110 # debug => "-g -O0",
2115 return sub { add($opts{default} || (),
2116 $opts{$config{build_type}} || ())->(); }
2119 # Helper function to combine several values of different types into one.
2120 # This is useful if you want to combine a string with the result of a
2121 # lazy function, such as:
2123 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2127 return sub { add(@stuff)->(); }
2130 # Helper function to implement conditional values depending on the value
2131 # of $disabled{threads}. Can be used as follows:
2133 # cflags => combine("-Wall", threads("-pthread"))
2137 return sub { add($disabled{threads} ? () : @flags)->(); }
2142 our $add_called = 0;
2143 # Helper function to implement adding values to already existing configuration
2144 # values. It handles elements that are ARRAYs, CODEs and scalars
2146 my $separator = shift;
2148 # If there's any ARRAY in the collection of values OR the separator
2149 # is undef, we will return an ARRAY of combined values, otherwise a
2150 # string of joined values with $separator as the separator.
2151 my $found_array = !defined($separator);
2156 while (ref($res) eq "CODE") {
2159 if (defined($res)) {
2160 if (ref($res) eq "ARRAY") {
2176 join($separator, grep { defined($_) && $_ ne "" } @values);
2180 my $separator = " ";
2181 if (ref($_[$#_]) eq "HASH") {
2183 $separator = $opts->{separator};
2186 sub { _add($separator, @x, @_) };
2189 my $separator = " ";
2190 if (ref($_[$#_]) eq "HASH") {
2192 $separator = $opts->{separator};
2195 sub { _add($separator, @_, @x) };
2198 # configuration reader, evaluates the input file as a perl script and expects
2199 # it to fill %targets with target configurations. Those are then added to
2203 open(CONFFILE, "< $fname")
2204 or die "Can't open configuration file '$fname'!\n";
2207 my $content = <CONFFILE>;
2212 local %table = %::table; # Protect %table from tampering
2218 # For each target, check that it's configured with a hash table.
2219 foreach (keys %targets) {
2220 if (ref($targets{$_}) ne "HASH") {
2221 if (ref($targets{$_}) eq "") {
2222 warn "Deprecated target configuration for $_, ignoring...\n";
2224 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2226 delete $targets{$_};
2230 %table = (%table, %targets);
2234 # configuration resolver. Will only resolve all the lazy evaluation
2235 # codeblocks for the chosen target and all those it inherits from,
2237 sub resolve_config {
2239 my @breadcrumbs = @_;
2241 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2243 if (grep { $_ eq $target } @breadcrumbs) {
2244 die "inherit_from loop! target backtrace:\n "
2245 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2248 if (!defined($table{$target})) {
2249 warn "Warning! target $target doesn't exist!\n";
2252 # Recurse through all inheritances. They will be resolved on the
2253 # fly, so when this operation is done, they will all just be a
2254 # bunch of attributes with string values.
2255 # What we get here, though, are keys with references to lists of
2256 # the combined values of them all. We will deal with lists after
2257 # this stage is done.
2258 my %combined_inheritance = ();
2259 if ($table{$target}->{inherit_from}) {
2261 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2262 foreach (@inherit_from) {
2263 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2265 # 'template' is a marker that's considered private to
2266 # the config that had it.
2267 delete $inherited_config{template};
2269 foreach (keys %inherited_config) {
2270 if (!$combined_inheritance{$_}) {
2271 $combined_inheritance{$_} = [];
2273 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2278 # We won't need inherit_from in this target any more, since we've
2279 # resolved all the inheritances that lead to this
2280 delete $table{$target}->{inherit_from};
2282 # Now is the time to deal with those lists. Here's the place to
2283 # decide what shall be done with those lists, all based on the
2284 # values of the target we're currently dealing with.
2285 # - If a value is a coderef, it will be executed with the list of
2286 # inherited values as arguments.
2287 # - If the corresponding key doesn't have a value at all or is the
2288 # empty string, the inherited value list will be run through the
2289 # default combiner (below), and the result becomes this target's
2291 # - Otherwise, this target's value is assumed to be a string that
2292 # will simply override the inherited list of values.
2293 my $default_combiner = add();
2296 map { $_ => 1 } (keys %combined_inheritance,
2297 keys %{$table{$target}});
2299 sub process_values {
2301 my $inherited = shift; # Always a [ list ]
2307 while(ref($object) eq "CODE") {
2308 $object = $object->(@$inherited);
2310 if (!defined($object)) {
2313 elsif (ref($object) eq "ARRAY") {
2314 local $add_called; # To make sure recursive calls don't affect it
2315 return [ map { process_values($_, $inherited, $target, $entry) }
2317 } elsif (ref($object) eq "") {
2320 die "cannot handle reference type ",ref($object)
2321 ," found in target ",$target," -> ",$entry,"\n";
2325 foreach (sort keys %all_keys) {
2326 my $previous = $combined_inheritance{$_};
2328 # Current target doesn't have a value for the current key?
2329 # Assign it the default combiner, the rest of this loop body
2330 # will handle it just like any other coderef.
2331 if (!exists $table{$target}->{$_}) {
2332 $table{$target}->{$_} = $default_combiner;
2335 $table{$target}->{$_} = process_values($table{$target}->{$_},
2336 $combined_inheritance{$_},
2338 unless(defined($table{$target}->{$_})) {
2339 delete $table{$target}->{$_};
2341 # if ($extra_checks &&
2342 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2343 # warn "$_ got replaced in $target\n";
2347 # Finally done, return the result.
2348 return %{$table{$target}};
2353 print STDERR $usage;
2354 print STDERR "\npick os/compiler from:\n";
2358 foreach $i (sort keys %table)
2360 next if $table{$i}->{template};
2361 next if $i =~ /^debug/;
2362 $k += length($i) + 1;
2368 print STDERR $i . " ";
2370 foreach $i (sort keys %table)
2372 next if $table{$i}->{template};
2373 next if $i !~ /^debug/;
2374 $k += length($i) + 1;
2380 print STDERR $i . " ";
2382 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2391 unlink $out || warn "Can't remove $out, $!"
2393 foreach (@templates) {
2394 die "Can't open $_, $!" unless -f $_;
2396 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2397 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2400 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2407 if (eval { require IPC::Cmd; 1; }) {
2409 return scalar IPC::Cmd::can_run($name);
2411 # if there is $directories component in splitpath,
2412 # then it's not something to test with $PATH...
2413 return $name if (File::Spec->splitpath($name))[1];
2415 foreach (File::Spec->path()) {
2416 my $fullpath = catfile($_, "$name$target{exe_extension}");
2417 if (-f $fullpath and -x $fullpath) {
2424 # Configuration printer ##############################################
2426 sub print_table_entry
2429 my %target = resolve_config($target);
2432 # Don't print the templates
2433 return if $target{template};
2470 "shared_extension_simple",
2471 "shared_import_extension",
2482 if ($type eq "TABLE") {
2484 print "*** $target\n";
2485 foreach (@sequence) {
2486 if (ref($target{$_}) eq "ARRAY") {
2487 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2489 printf "\$%-12s = %s\n", $_, $target{$_};
2492 } elsif ($type eq "HASH") {
2494 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2495 print " '$target' => {\n";
2496 foreach (@sequence) {
2498 if (ref($target{$_}) eq "ARRAY") {
2499 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2501 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2509 # Utility routines ###################################################
2511 # On VMS, if the given file is a logical name, File::Spec::Functions
2512 # will consider it an absolute path. There are cases when we want a
2513 # purely syntactic check without checking the environment.
2517 # On non-platforms, we just use file_name_is_absolute().
2518 return file_name_is_absolute($file) unless $^O eq "VMS";
2520 # If the file spec includes a device or a directpry spec,
2521 # file_name_is_absolute() is perfectly safe.
2522 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2524 # Here, we know the given file spec isn't absolute
2528 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2529 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2530 # realpath() requires that at least all path components except the last is an
2531 # existing directory. On VMS, the last component of the directory spec must
2536 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2537 # will return the volume name for the device, no matter what. Also,
2538 # it will return an incorrect directory spec if the argument is a
2539 # directory that doesn't exist.
2541 return rel2abs($dir);
2544 # We use realpath() on Unix, since no other will properly clean out
2546 use Cwd qw/realpath/;
2548 return realpath($dir);
2553 perl => sub { my $x = shift;
2554 $x =~ s/([\\\$\@"])/\\$1/g;
2555 return '"'.$x.'"'; },
2559 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2561 return map { $processor->($_); } @_;
2564 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2565 # $filename is a file name to read from
2566 # $line_concat_cond_re is a regexp detecting a line continuation ending
2567 # $line_concat is a CODEref that takes care of concatenating two lines
2568 sub collect_from_file {
2569 my $filename = shift;
2570 my $line_concat_cond_re = shift;
2571 my $line_concat = shift;
2573 open my $fh, $filename || die "unable to read $filename: $!\n";
2575 my $saved_line = "";
2579 if (defined $line_concat) {
2580 $_ = $line_concat->($saved_line, $_);
2583 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2589 die "$filename ending with continuation line\n" if $_;
2595 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2596 # $array is an ARRAYref of lines
2597 # $line_concat_cond_re is a regexp detecting a line continuation ending
2598 # $line_concat is a CODEref that takes care of concatenating two lines
2599 sub collect_from_array {
2601 my $line_concat_cond_re = shift;
2602 my $line_concat = shift;
2603 my @array = (@$array);
2606 my $saved_line = "";
2608 while (defined($_ = shift @array)) {
2610 if (defined $line_concat) {
2611 $_ = $line_concat->($saved_line, $_);
2614 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2620 die "input text ending with continuation line\n" if $_;
2625 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2626 # $lineiterator is a CODEref that delivers one line at a time.
2627 # All following arguments are regex/CODEref pairs, where the regexp detects a
2628 # line and the CODEref does something with the result of the regexp.
2629 sub collect_information {
2630 my $lineiterator = shift;
2631 my %collectors = @_;
2633 while(defined($_ = $lineiterator->())) {
2636 if ($collectors{"BEFORE"}) {
2637 $collectors{"BEFORE"}->($_);
2639 foreach my $re (keys %collectors) {
2640 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2641 $collectors{$re}->($lineiterator);
2645 if ($collectors{"OTHERWISE"}) {
2646 $collectors{"OTHERWISE"}->($lineiterator, $_)
2647 unless $found || !defined $collectors{"OTHERWISE"};
2649 if ($collectors{"AFTER"}) {
2650 $collectors{"AFTER"}->($_);
2656 # $line is a line of text to split up into tokens
2657 # returns a list of tokens
2659 # Tokens are divided by spaces. If the tokens include spaces, they
2660 # have to be quoted with single or double quotes. Double quotes
2661 # inside a double quoted token must be escaped. Escaping is done
2663 # Basically, the same quoting rules apply for " and ' as in any
2666 my $line = my $debug_line = shift;
2669 while ($line =~ s|^\s+||, $line ne "") {
2671 while ($line ne "" && $line !~ m|^\s|) {
2672 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2675 } elsif ($line =~ m/^'([^']*)'/) {
2678 } elsif ($line =~ m/^(\S+)/) {
2683 push @result, $token;
2686 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2687 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2688 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";