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{CROSS_COMPILE} = $configdata::config{cc}
504 if defined($configdata::config{cc});
506 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
507 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
508 if $ENV{CROSS_COMPILE};
509 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
510 } elsif (open IN, "<Makefile") {
512 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
513 # centered information gathering the reading configdata.pm
517 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
518 # Older form, we split the string and hope for the best
519 @argvcopy = split /\s+/, $_;
520 die "Incorrect data to reconfigure, please do a normal configuration\n"
521 if (grep(/^reconf/,@argvcopy));
522 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
523 $ENV{CROSS_COMPILE}=$1;
524 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
529 # END OF TEMPORARY SECTION
532 die "Insufficient data to reconfigure, please do a normal configuration\n";
536 $config{perlargv} = [ @argvcopy ];
538 my %unsupported_options = ();
539 my %deprecated_options = ();
542 # VMS is a case insensitive environment, and depending on settings
543 # out of our control, we may receive options uppercased. Let's
544 # downcase at least the part before any equal sign.
549 s /^-no-/no-/; # some people just can't read the instructions
551 # rewrite some options in "enable-..." form
552 s /^-?-?shared$/enable-shared/;
553 s /^sctp$/enable-sctp/;
554 s /^threads$/enable-threads/;
555 s /^zlib$/enable-zlib/;
556 s /^zlib-dynamic$/enable-zlib-dynamic/;
558 if (/^(no|disable|enable)-(.+)$/)
561 if (!exists $deprecated_disablables{$word}
562 && !grep { $word =~ /^${_}$/ } @disablables)
564 $unsupported_options{$_} = 1;
568 if (/^no-(.+)$/ || /^disable-(.+)$/)
570 foreach my $proto ((@tls, @dtls))
572 if ($1 eq "$proto-method")
574 $disabled{"$proto"} = "option($proto-method)";
580 foreach my $proto (@dtls)
582 $disabled{$proto} = "option(dtls)";
584 $disabled{"dtls"} = "option(dtls)";
588 # Last one of its kind
589 $disabled{"ssl3"} = "option(ssl)";
593 # XXX: Tests will fail if all SSL/TLS
594 # protocols are disabled.
595 foreach my $proto (@tls)
597 $disabled{$proto} = "option(tls)";
600 elsif ($1 eq "static-engine")
602 delete $disabled{"dynamic-engine"};
604 elsif ($1 eq "dynamic-engine")
606 $disabled{"dynamic-engine"} = "option";
608 elsif (exists $deprecated_disablables{$1})
610 $deprecated_options{$_} = 1;
611 if (defined $deprecated_disablables{$1})
613 $disabled{$deprecated_disablables{$1}} = "option";
618 $disabled{$1} = "option";
620 # No longer an automatic choice
621 $auto_threads = 0 if ($1 eq "threads");
623 elsif (/^enable-(.+)$/)
625 if ($1 eq "static-engine")
627 $disabled{"dynamic-engine"} = "option";
629 elsif ($1 eq "dynamic-engine")
631 delete $disabled{"dynamic-engine"};
633 elsif ($1 eq "zlib-dynamic")
635 delete $disabled{"zlib"};
638 delete $disabled{$algo};
640 # No longer an automatic choice
641 $auto_threads = 0 if ($1 eq "threads");
643 elsif (/^--strict-warnings$/)
645 $strict_warnings = 1;
649 $config{build_type} = "debug";
651 elsif (/^--release$/)
653 $config{build_type} = "release";
656 { $config{processor}=386; }
663 # No RSAref support any more since it's not needed.
664 # The check for the option is there so scripts aren't
667 elsif (/^nofipscanistercheck$/)
670 $nofipscanistercheck = 1;
674 if (/^--prefix=(.*)$/)
677 die "Directory given with --prefix MUST be absolute\n"
678 unless file_name_is_absolute($config{prefix});
680 elsif (/^--api=(.*)$/)
684 elsif (/^--libdir=(.*)$/)
688 elsif (/^--openssldir=(.*)$/)
690 $config{openssldir}=$1;
692 elsif (/^--with-zlib-lib=(.*)$/)
694 $withargs{zlib_lib}=$1;
696 elsif (/^--with-zlib-include=(.*)$/)
698 $withargs{zlib_include}=$1;
700 elsif (/^--with-fuzzer-lib=(.*)$/)
702 $withargs{fuzzer_lib}=$1;
704 elsif (/^--with-fuzzer-include=(.*)$/)
706 $withargs{fuzzer_include}=$1;
708 elsif (/^--with-fipslibdir=(.*)$/)
710 $config{fipslibdir}="$1/";
712 elsif (/^--with-baseaddr=(.*)$/)
714 $config{baseaddr}="$1";
716 elsif (/^--cross-compile-prefix=(.*)$/)
718 $config{cross_compile_prefix}=$1;
720 elsif (/^--config=(.*)$/)
724 elsif (/^-[lL](.*)$/ or /^-Wl,/)
731 $disabled{"pic"} = "forced";
732 $disabled{"shared"} = "forced";
733 $disabled{"threads"} = "forced";
737 push @user_defines, $1;
739 else # common if (/^[-+]/), just pass down...
741 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
742 $user_cflags.=" ".$_;
747 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
750 unless ($_ eq $target || /^no-/ || /^disable-/)
752 # "no-..." follows later after implied disactivations
753 # have been derived. (Don't take this too seriously,
754 # we really only write OPTIONS to the Makefile out of
757 if ($config{options} eq "")
758 { $config{options} = $_; }
760 { $config{options} .= " ".$_; }
763 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
764 die "***** Unsupported api compatibility level: $config{api}\n",
767 if (keys %deprecated_options)
769 warn "***** Deprecated options: ",
770 join(", ", keys %deprecated_options), "\n";
772 if (keys %unsupported_options)
774 die "***** Unsupported options: ",
775 join(", ", keys %unsupported_options), "\n";
781 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
785 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
788 my @tocheckfor = (keys %disabled);
789 while (@tocheckfor) {
790 my %new_tocheckfor = ();
791 my @cascade_copy = (@disable_cascades);
792 while (@cascade_copy) {
793 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
794 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
795 foreach(grep { !defined($disabled{$_}) } @$descendents) {
796 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
800 @tocheckfor = (keys %new_tocheckfor);
803 if ($target eq "TABLE") {
804 foreach (sort keys %table) {
805 print_table_entry($_, "TABLE");
810 if ($target eq "LIST") {
811 foreach (sort keys %table) {
812 print $_,"\n" unless $table{$_}->{template};
817 if ($target eq "HASH") {
818 print "%table = (\n";
819 foreach (sort keys %table) {
820 print_table_entry($_, "HASH");
825 # Backward compatibility?
826 if ($target =~ m/^CygWin32(-.*)$/) {
827 $target = "Cygwin".$1;
830 foreach (sort (keys %disabled))
832 $config{options} .= " no-$_";
834 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
846 elsif (/^dynamic-engine$/)
848 elsif (/^makedepend$/)
850 elsif (/^zlib-dynamic$/)
856 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
857 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
858 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
863 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
865 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
866 || /^autoalginit/ || /^autoerrinit/)
868 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
869 print " OPENSSL_NO_$ALGO";
871 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
875 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
877 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
878 print " OPENSSL_NO_$ALGO";
880 # fix-up crypto/directory name(s)
881 $algo="whrlpool" if $algo eq "whirlpool";
882 $algo="ripemd" if $algo eq "rmd160";
883 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
892 print "Configuring for $target\n";
894 # Support for legacy targets having a name starting with 'debug-'
895 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
897 $config{build_type} = "debug";
899 # If we do not find debug-foo in the table, the target is set to foo.
900 if (!$table{$target}) {
904 $config{target} = $target;
905 my %target = resolve_config($target);
907 &usage if (!%target || $target{template});
909 %target = ( %{$table{DEFAULTS}}, %target );
911 $target{exe_extension}="";
912 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
913 || $config{target} =~ /^(?:Cygwin|mingw)/);
914 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
916 ($target{shared_extension_simple}=$target{shared_extension})
917 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
918 $target{dso_extension}=$target{shared_extension_simple};
919 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
920 if ($config{target} =~ /^(?:Cygwin|mingw)/);
923 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
924 if $config{cross_compile_prefix} eq "";
926 # Allow overriding the names of some tools. USE WITH CARE
927 # Note: only Unix cares about HASHBANGPERL... that explains
928 # the default string.
929 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
930 $config{hashbangperl} =
931 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
932 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
933 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
934 (which("$config{cross_compile_prefix}ranlib") ?
935 "\$(CROSS_COMPILE)ranlib" : "true");
936 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
937 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
939 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
941 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
942 # or release_ attributes.
943 # Do it in such a way that no spurious space is appended (hence the grep).
944 $config{defines} = [];
945 $config{cflags} = "";
946 $config{ex_libs} = "";
947 $config{shared_ldflag} = "";
949 # Make sure build_scheme is consistent.
950 $target{build_scheme} = [ $target{build_scheme} ]
951 if ref($target{build_scheme}) ne "ARRAY";
953 my ($builder, $builder_platform, @builder_opts) =
954 @{$target{build_scheme}};
956 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
958 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
960 $config{cflags} .= " -mno-cygwin";
961 $config{shared_ldflag} .= " -mno-cygwin";
964 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
965 # minimally required architecture flags for assembly modules
966 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
967 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
970 my $no_shared_warn=0;
971 my $no_user_cflags=0;
972 my $no_user_defines=0;
974 # The DSO code currently always implements all functions so that no
975 # applications will have to worry about that from a compilation point
976 # of view. However, the "method"s may return zero unless that platform
977 # has support compiled in for them. Currently each method is enabled
978 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
979 # string entry into using the following logic;
980 if (!$disabled{dso} && $target{dso_scheme} ne "")
982 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
983 if ($target{dso_scheme} eq "DLFCN")
985 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
987 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
989 unshift @{$config{defines}}, "DSO_DLFCN";
993 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
997 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
1003 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
1004 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1008 # If threads aren't disabled, check how possible they are
1009 unless ($disabled{threads}) {
1010 if ($auto_threads) {
1011 # Enabled by default, disable it forcibly if unavailable
1012 if ($target{thread_scheme} eq "(unknown)") {
1013 $disabled{threads} = "unavailable";
1016 # The user chose to enable threads explicitly, let's see
1017 # if there's a chance that's possible
1018 if ($target{thread_scheme} eq "(unknown)") {
1019 # If the user asked for "threads" and we don't have internal
1020 # knowledge how to do it, [s]he is expected to provide any
1021 # system-dependent compiler options that are necessary. We
1022 # can't truly check that the given options are correct, but
1023 # we expect the user to know what [s]He is doing.
1024 if ($no_user_cflags && $no_user_defines) {
1025 die "You asked for multi-threading support, but didn't\n"
1026 ,"provide any system-specific compiler options\n";
1032 # If threads still aren't disabled, add a C macro to ensure the source
1033 # code knows about it. Any other flag is taken care of by the configs.
1034 unless($disabled{threads}) {
1035 foreach (("defines", "openssl_thread_defines")) {
1036 push @{$config{$_}}, "OPENSSL_THREADS";
1040 # With "deprecated" disable all deprecated features.
1041 if (defined($disabled{"deprecated"})) {
1042 $config{api} = $maxapi;
1045 if ($target{shared_target} eq "")
1048 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1050 $disabled{shared} = "no-shared-target";
1051 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1055 if ($disabled{"dynamic-engine"}) {
1056 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1057 $config{dynamic_engines} = 0;
1059 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1060 $config{dynamic_engines} = 1;
1063 unless ($disabled{"fuzz-libfuzzer"}) {
1064 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1067 unless ($disabled{asan}) {
1068 $config{cflags} .= "-fsanitize=address ";
1071 unless ($disabled{ubsan}) {
1072 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1074 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1077 unless ($disabled{msan}) {
1078 $config{cflags} .= "-fsanitize=memory ";
1081 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1082 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1083 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1089 # This saves the build files from having to check
1092 $target{shared_cflag} = $target{shared_ldflag} =
1093 $target{shared_rcflag} = "";
1097 push @{$config{defines}}, "OPENSSL_PIC";
1100 if ($target{sys_id} ne "")
1102 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1105 unless ($disabled{asm}) {
1106 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1107 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1109 # bn-586 is the only one implementing bn_*_part_words
1110 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1111 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1113 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1114 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1115 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1117 if ($config{fips}) {
1118 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1121 if ($target{sha1_asm_src}) {
1122 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1123 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1124 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1126 if ($target{md5_asm_src}) {
1127 push @{$config{defines}}, "MD5_ASM";
1129 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1130 if ($target{rmd160_asm_src}) {
1131 push @{$config{defines}}, "RMD160_ASM";
1133 if ($target{aes_asm_src}) {
1134 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1135 # aes-ctr.fake is not a real file, only indication that assembler
1136 # module implements AES_ctr32_encrypt...
1137 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1138 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1139 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1140 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1141 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1142 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1144 if ($target{wp_asm_src} =~ /mmx/) {
1145 if ($config{processor} eq "386") {
1146 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1147 } elsif (!$disabled{"whirlpool"}) {
1148 push @{$config{defines}}, "WHIRLPOOL_ASM";
1151 if ($target{modes_asm_src} =~ /ghash-/) {
1152 push @{$config{defines}}, "GHASH_ASM";
1154 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1155 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1157 if ($target{poly1305_asm_src} ne "") {
1158 push @{$config{defines}}, "POLY1305_ASM";
1162 my $ecc = $target{cc};
1163 if ($^O ne "VMS" && !$disabled{makedepend}) {
1164 # Is the compiler gcc or clang? $ecc is used below to see if
1165 # error-checking can be turned on.
1166 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1167 open(PIPE, "$ccpcc --version 2>&1 |");
1170 # Find the version number and save the major.
1171 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1172 my $compiler_major = $1;
1173 # We know that GNU C version 3 and up as well as all clang
1174 # versions support dependency generation
1175 $config{makedepprog} = $ccpcc
1176 if (/clang/ || (/gcc/ && $compiler_major > 3));
1177 $ecc = "clang" if /clang/;
1178 $ecc = "gcc" if /gcc/;
1179 last if ($config{makedepprog} || !$lines--);
1183 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1184 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1189 # Deal with bn_ops ###################################################
1192 $config{export_var_as_fn} =0;
1193 my $def_int="unsigned int";
1194 $config{rc4_int} =$def_int;
1195 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1198 foreach (sort split(/\s+/,$target{bn_ops})) {
1199 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1200 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1201 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1202 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1203 ($config{b64l},$config{b64},$config{b32})
1204 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1205 ($config{b64l},$config{b64},$config{b32})
1206 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1207 ($config{b64l},$config{b64},$config{b32})
1208 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1210 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1214 # Hack cflags for better warnings (dev option) #######################
1216 # "Stringify" the C flags string. This permits it to be made part of a string
1217 # and works as well on command lines.
1218 $config{cflags} =~ s/([\\\"])/\\$1/g;
1220 if (defined($config{api})) {
1221 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1222 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1223 push @{$config{defines}}, $apiflag;
1226 if ($strict_warnings)
1229 die "ERROR --strict-warnings requires gcc or clang"
1230 unless $ecc eq 'gcc' || $ecc eq 'clang';
1231 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1233 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1235 if ($ecc eq "clang")
1237 foreach $wopt (split /\s+/, $clang_devteam_warn)
1239 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1244 unless ($disabled{"crypto-mdebug-backtrace"})
1246 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1248 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1250 if ($target =~ /^BSD-/)
1252 $config{ex_libs} .= " -lexecinfo";
1256 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1257 else { $no_user_cflags=1; }
1258 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1259 else { $no_user_defines=1; }
1261 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1263 unless ($disabled{afalgeng}) {
1264 $config{afalgeng}="";
1265 if ($target =~ m/^linux/) {
1266 my $minver = 4*10000 + 1*100 + 0;
1267 if ($config{cross_compile_prefix} eq "") {
1268 my $verstr = `uname -r`;
1269 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1270 ($mi2) = $mi2 =~ /(\d+)/;
1271 my $ver = $ma*10000 + $mi1*100 + $mi2;
1272 if ($ver < $minver) {
1273 $disabled{afalgeng} = "too-old-kernel";
1275 push @{$config{engdirs}}, "afalg";
1278 $disabled{afalgeng} = "cross-compiling";
1281 $disabled{afalgeng} = "not-linux";
1285 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1287 # If we use the unified build, collect information from build.info files
1288 my %unified_info = ();
1290 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1291 if ($builder eq "unified") {
1292 # Store the name of the template file we will build the build file from
1293 # in %config. This may be useful for the build file itself.
1294 my $build_file_template;
1296 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1297 $target{build_file}.".tmpl" )) {
1298 if (defined $ENV{$local_config_envname}) {
1300 # VMS environment variables are logical names,
1301 # which can be used as is
1302 $build_file_template = $local_config_envname . ':' . $filename;
1304 $build_file_template = catfile($ENV{$local_config_envname},
1309 last if -f $build_file_template;
1311 $build_file_template = catfile($srcdir, "Configurations", $filename);
1313 last if -f $build_file_template;
1315 $config{build_file_template} = $build_file_template;
1317 use lib catdir(dirname(__FILE__),"util");
1318 use with_fallback qw(Text::Template);
1323 my $relativeto = shift || ".";
1325 $dir = catdir($base,$dir) unless isabsolute($dir);
1327 # Make sure the directories we're building in exists
1330 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1331 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1338 my $relativeto = shift || ".";
1340 $file = catfile($base,$file) unless isabsolute($file);
1342 my $d = dirname($file);
1343 my $f = basename($file);
1345 # Make sure the directories we're building in exists
1348 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1349 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1353 my @build_infos = ( [ ".", "build.info" ] );
1354 foreach (@{$config{dirs}}) {
1355 push @build_infos, [ $_, "build.info" ]
1356 if (-f catfile($srcdir, $_, "build.info"));
1358 foreach (@{$config{sdirs}}) {
1359 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1360 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1362 foreach (@{$config{engdirs}}) {
1363 push @build_infos, [ catdir("engines", $_), "build.info" ]
1364 if (-f catfile($srcdir, "engines", $_, "build.info"));
1367 $config{build_infos} = [ ];
1369 foreach (@build_infos) {
1370 my $sourced = catdir($srcdir, $_->[0]);
1371 my $buildd = catdir($blddir, $_->[0]);
1376 # The basic things we're trying to build
1378 my @programs_install = ();
1380 my @libraries_install = ();
1382 my @engines_install = ();
1384 my @scripts_install = ();
1387 my @intermediates = ();
1392 my %shared_sources = ();
1396 my %sharednames = ();
1399 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1400 my $template = Text::Template->new(TYPE => 'FILE',
1401 SOURCE => catfile($sourced, $f));
1402 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1405 $template->fill_in(HASH => { config => \%config,
1407 disabled => \%disabled,
1408 withargs => \%withargs,
1409 builddir => abs2rel($buildd, $blddir),
1410 sourcedir => abs2rel($sourced, $blddir),
1411 buildtop => abs2rel($blddir, $blddir),
1412 sourcetop => abs2rel($srcdir, $blddir) },
1413 DELIMITERS => [ "{-", "-}" ]);
1415 # The top item of this stack has the following values
1416 # -2 positive already run and we found ELSE (following ELSIF should fail)
1417 # -1 positive already run (skip until ENDIF)
1418 # 0 negatives so far (if we're at a condition, check it)
1419 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1420 # 2 positive ELSE (following ELSIF should fail)
1422 collect_information(
1423 collect_from_array([ @text ],
1424 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1425 $l1 =~ s/\\$//; $l1.$l2 }),
1426 # Info we're looking for
1427 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1429 if (! @skip || $skip[$#skip] > 0) {
1435 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1436 => sub { die "ELSIF out of scope" if ! @skip;
1437 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1438 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1439 $skip[$#skip] = !! $1
1440 if $skip[$#skip] == 0; },
1442 => sub { die "ELSE out of scope" if ! @skip;
1443 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1444 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1446 => sub { die "ENDIF out of scope" if ! @skip;
1448 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1450 if (!@skip || $skip[$#skip] > 0) {
1452 my @x = tokenize($2);
1454 push @programs_install, @x unless $install;
1457 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1459 if (!@skip || $skip[$#skip] > 0) {
1461 my @x = tokenize($2);
1462 push @libraries, @x;
1463 push @libraries_install, @x unless $install;
1466 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1468 if (!@skip || $skip[$#skip] > 0) {
1470 my @x = tokenize($2);
1472 push @engines_install, @x unless $install;
1475 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1477 if (!@skip || $skip[$#skip] > 0) {
1479 my @x = tokenize($2);
1481 push @scripts_install, @x unless $install;
1484 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1485 => sub { push @extra, tokenize($1)
1486 if !@skip || $skip[$#skip] > 0 },
1487 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1488 => sub { push @overrides, tokenize($1)
1489 if !@skip || $skip[$#skip] > 0 },
1491 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1492 => sub { push @{$ordinals{$1}}, tokenize($2)
1493 if !@skip || $skip[$#skip] > 0 },
1494 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1495 => sub { push @{$sources{$1}}, tokenize($2)
1496 if !@skip || $skip[$#skip] > 0 },
1497 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1498 => sub { push @{$shared_sources{$1}}, tokenize($2)
1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1501 => sub { push @{$includes{$1}}, tokenize($2)
1502 if !@skip || $skip[$#skip] > 0 },
1503 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1504 => sub { push @{$depends{$1}}, tokenize($2)
1505 if !@skip || $skip[$#skip] > 0 },
1506 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1507 => sub { push @{$generate{$1}}, $2
1508 if !@skip || $skip[$#skip] > 0 },
1509 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1510 => sub { push @{$renames{$1}}, tokenize($2)
1511 if !@skip || $skip[$#skip] > 0 },
1512 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1513 => sub { push @{$sharednames{$1}}, tokenize($2)
1514 if !@skip || $skip[$#skip] > 0 },
1515 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1517 my $lineiterator = shift;
1518 my $target_kind = $1;
1519 while (defined $lineiterator->()) {
1521 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1522 die "ENDRAW doesn't match BEGINRAW"
1523 if $1 ne $target_kind;
1526 next if @skip && $skip[$#skip] <= 0;
1528 if ($target_kind eq $target{build_file}
1529 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1532 qr/^(?:#.*|\s*)$/ => sub { },
1533 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1535 if ($buildinfo_debug) {
1536 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1537 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1541 if ($buildinfo_debug) {
1542 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1546 die "runaway IF?" if (@skip);
1548 foreach (keys %renames) {
1549 die "$_ renamed to more than one thing: "
1550 ,join(" ", @{$renames{$_}}),"\n"
1551 if scalar @{$renames{$_}} > 1;
1552 my $dest = cleanfile($buildd, $_, $blddir);
1553 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1554 die "$dest renamed to more than one thing: "
1555 ,$unified_info{rename}->{$dest}, $to
1556 unless !defined($unified_info{rename}->{$dest})
1557 or $unified_info{rename}->{$dest} eq $to;
1558 $unified_info{rename}->{$dest} = $to;
1561 foreach (@programs) {
1562 my $program = cleanfile($buildd, $_, $blddir);
1563 if ($unified_info{rename}->{$program}) {
1564 $program = $unified_info{rename}->{$program};
1566 $unified_info{programs}->{$program} = 1;
1569 foreach (@programs_install) {
1570 my $program = cleanfile($buildd, $_, $blddir);
1571 if ($unified_info{rename}->{$program}) {
1572 $program = $unified_info{rename}->{$program};
1574 $unified_info{install}->{programs}->{$program} = 1;
1577 foreach (@libraries) {
1578 my $library = cleanfile($buildd, $_, $blddir);
1579 if ($unified_info{rename}->{$library}) {
1580 $library = $unified_info{rename}->{$library};
1582 $unified_info{libraries}->{$library} = 1;
1585 foreach (@libraries_install) {
1586 my $library = cleanfile($buildd, $_, $blddir);
1587 if ($unified_info{rename}->{$library}) {
1588 $library = $unified_info{rename}->{$library};
1590 $unified_info{install}->{libraries}->{$library} = 1;
1593 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1594 ENGINES can only be used if configured with 'dynamic-engine'.
1595 This is usually a fault in a build.info file.
1597 foreach (@engines) {
1598 my $library = cleanfile($buildd, $_, $blddir);
1599 if ($unified_info{rename}->{$library}) {
1600 $library = $unified_info{rename}->{$library};
1602 $unified_info{engines}->{$library} = 1;
1605 foreach (@engines_install) {
1606 my $library = cleanfile($buildd, $_, $blddir);
1607 if ($unified_info{rename}->{$library}) {
1608 $library = $unified_info{rename}->{$library};
1610 $unified_info{install}->{engines}->{$library} = 1;
1613 foreach (@scripts) {
1614 my $script = cleanfile($buildd, $_, $blddir);
1615 if ($unified_info{rename}->{$script}) {
1616 $script = $unified_info{rename}->{$script};
1618 $unified_info{scripts}->{$script} = 1;
1621 foreach (@scripts_install) {
1622 my $script = cleanfile($buildd, $_, $blddir);
1623 if ($unified_info{rename}->{$script}) {
1624 $script = $unified_info{rename}->{$script};
1626 $unified_info{install}->{scripts}->{$script} = 1;
1630 my $extra = cleanfile($buildd, $_, $blddir);
1631 $unified_info{extra}->{$extra} = 1;
1634 foreach (@overrides) {
1635 my $override = cleanfile($buildd, $_, $blddir);
1636 $unified_info{overrides}->{$override} = 1;
1639 push @{$unified_info{rawlines}}, @rawlines;
1641 unless ($disabled{shared}) {
1642 # Check sharednames.
1643 foreach (keys %sharednames) {
1644 my $dest = cleanfile($buildd, $_, $blddir);
1645 if ($unified_info{rename}->{$dest}) {
1646 $dest = $unified_info{rename}->{$dest};
1648 die "shared_name for $dest with multiple values: "
1649 ,join(" ", @{$sharednames{$_}}),"\n"
1650 if scalar @{$sharednames{$_}} > 1;
1651 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1652 die "shared_name found for a library $dest that isn't defined\n"
1653 unless $unified_info{libraries}->{$dest};
1654 die "shared_name for $dest with multiple values: "
1655 ,$unified_info{sharednames}->{$dest}, ", ", $to
1656 unless !defined($unified_info{sharednames}->{$dest})
1657 or $unified_info{sharednames}->{$dest} eq $to;
1658 $unified_info{sharednames}->{$dest} = $to;
1661 # Additionally, we set up sharednames for libraries that don't
1662 # have any, as themselves.
1663 foreach (keys %{$unified_info{libraries}}) {
1664 if (!defined $unified_info{sharednames}->{$_}) {
1665 $unified_info{sharednames}->{$_} = $_
1670 foreach (keys %ordinals) {
1672 my $ddest = cleanfile($buildd, $_, $blddir);
1673 if ($unified_info{rename}->{$ddest}) {
1674 $ddest = $unified_info{rename}->{$ddest};
1676 foreach (@{$ordinals{$dest}}) {
1677 my %known_ordinals =
1680 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1682 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1684 my $o = $known_ordinals{$_};
1685 die "Ordinals for $ddest defined more than once\n"
1686 if $unified_info{ordinals}->{$ddest};
1687 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1691 foreach (keys %sources) {
1693 my $ddest = cleanfile($buildd, $_, $blddir);
1694 if ($unified_info{rename}->{$ddest}) {
1695 $ddest = $unified_info{rename}->{$ddest};
1697 foreach (@{$sources{$dest}}) {
1698 my $s = cleanfile($sourced, $_, $blddir);
1700 # If it isn't in the source tree, we assume it's generated
1703 $s = cleanfile($buildd, $_, $blddir);
1705 # We recognise C and asm files
1706 if ($s =~ /\.[csS]\b$/) {
1707 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1708 $o = cleanfile($buildd, $o, $blddir);
1709 $unified_info{sources}->{$ddest}->{$o} = 1;
1710 $unified_info{sources}->{$o}->{$s} = 1;
1712 $unified_info{sources}->{$ddest}->{$s} = 1;
1717 foreach (keys %shared_sources) {
1719 my $ddest = cleanfile($buildd, $_, $blddir);
1720 if ($unified_info{rename}->{$ddest}) {
1721 $ddest = $unified_info{rename}->{$ddest};
1723 foreach (@{$shared_sources{$dest}}) {
1724 my $s = cleanfile($sourced, $_, $blddir);
1726 # If it isn't in the source tree, we assume it's generated
1729 $s = cleanfile($buildd, $_, $blddir);
1731 # We recognise C and asm files
1732 if ($s =~ /\.[csS]\b$/) {
1733 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1734 $o = cleanfile($buildd, $o, $blddir);
1735 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1736 $unified_info{sources}->{$o}->{$s} = 1;
1738 die "unrecognised source file type for shared library: $s\n";
1743 foreach (keys %generate) {
1745 my $ddest = cleanfile($buildd, $_, $blddir);
1746 if ($unified_info{rename}->{$ddest}) {
1747 $ddest = $unified_info{rename}->{$ddest};
1749 die "more than one generator for $dest: "
1750 ,join(" ", @{$generate{$_}}),"\n"
1751 if scalar @{$generate{$_}} > 1;
1752 my @generator = split /\s+/, $generate{$dest}->[0];
1753 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1754 $unified_info{generate}->{$ddest} = [ @generator ];
1757 foreach (keys %depends) {
1759 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1761 # If the destination doesn't exist in source, it can only be
1762 # a generated file in the build tree.
1763 if ($ddest ne "" && ! -f $ddest) {
1764 $ddest = cleanfile($buildd, $_, $blddir);
1765 if ($unified_info{rename}->{$ddest}) {
1766 $ddest = $unified_info{rename}->{$ddest};
1769 foreach (@{$depends{$dest}}) {
1770 my $d = cleanfile($sourced, $_, $blddir);
1772 # If we know it's generated, or assume it is because we can't
1773 # find it in the source tree, we set file we depend on to be
1774 # in the build tree rather than the source tree, and assume
1775 # and that there are lines to build it in a BEGINRAW..ENDRAW
1776 # section or in the Makefile template.
1778 || (grep { $d eq $_ }
1779 map { cleanfile($srcdir, $_, $blddir) }
1780 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1781 $d = cleanfile($buildd, $_, $blddir);
1783 # Take note if the file to depend on is being renamed
1784 if ($unified_info{rename}->{$d}) {
1785 $d = $unified_info{rename}->{$d};
1787 $unified_info{depends}->{$ddest}->{$d} = 1;
1788 # If we depend on a header file or a perl module, let's make
1789 # sure it can get included
1790 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1791 my $i = dirname($d);
1792 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1793 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1798 foreach (keys %includes) {
1800 my $ddest = cleanfile($sourced, $_, $blddir);
1802 # If the destination doesn't exist in source, it can only be
1803 # a generated file in the build tree.
1805 $ddest = cleanfile($buildd, $_, $blddir);
1806 if ($unified_info{rename}->{$ddest}) {
1807 $ddest = $unified_info{rename}->{$ddest};
1810 foreach (@{$includes{$dest}}) {
1811 my $is = cleandir($sourced, $_, $blddir);
1812 my $ib = cleandir($buildd, $_, $blddir);
1813 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1814 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1815 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1816 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1821 ### Make unified_info a bit more efficient
1822 # One level structures
1823 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1824 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1826 # Two level structures
1827 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1828 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1829 $unified_info{$l1}->{$l2} =
1830 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1834 foreach my $dest (sort keys %{$unified_info{includes}}) {
1835 if (defined($unified_info{includes}->{$dest}->{build})) {
1836 my @source_includes =
1837 ( @{$unified_info{includes}->{$dest}->{source}} );
1838 $unified_info{includes}->{$dest} =
1839 [ @{$unified_info{includes}->{$dest}->{build}} ];
1840 foreach my $inc (@source_includes) {
1841 push @{$unified_info{includes}->{$dest}}, $inc
1842 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1845 $unified_info{includes}->{$dest} =
1846 [ @{$unified_info{includes}->{$dest}->{source}} ];
1851 # For the schemes that need it, we provide the old *_obj configs
1852 # from the *_asm_obj ones
1853 foreach (grep /_(asm|aux)_src$/, keys %target) {
1855 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1856 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1859 # Write down our configuration where it fits #########################
1861 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1869 #use vars qw(\@ISA \@EXPORT);
1870 our \@ISA = qw(Exporter);
1871 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1874 print OUT "our %config = (\n";
1875 foreach (sort keys %config) {
1876 if (ref($config{$_}) eq "ARRAY") {
1877 print OUT " ", $_, " => [ ", join(", ",
1878 map { quotify("perl", $_) }
1879 @{$config{$_}}), " ],\n";
1881 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1888 print OUT "our %target = (\n";
1889 foreach (sort keys %target) {
1890 if (ref($target{$_}) eq "ARRAY") {
1891 print OUT " ", $_, " => [ ", join(", ",
1892 map { quotify("perl", $_) }
1893 @{$target{$_}}), " ],\n";
1895 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1902 print OUT "our \%available_protocols = (\n";
1903 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1904 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1909 print OUT "our \@disablables = (\n";
1910 foreach (@disablables) {
1911 print OUT " ", quotify("perl", $_), ",\n";
1917 print OUT "our \%disabled = (\n";
1918 foreach (sort keys %disabled) {
1919 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1925 print OUT "our %withargs = (\n";
1926 foreach (sort keys %withargs) {
1927 if (ref($withargs{$_}) eq "ARRAY") {
1928 print OUT " ", $_, " => [ ", join(", ",
1929 map { quotify("perl", $_) }
1930 @{$withargs{$_}}), " ],\n";
1932 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1939 if ($builder eq "unified") {
1944 if (ref $_ eq "ARRAY") {
1945 print OUT " "x$indent, "[\n";
1947 $recurse->($indent + 4, $_);
1949 print OUT " "x$indent, "],\n";
1950 } elsif (ref $_ eq "HASH") {
1952 print OUT " "x$indent, "{\n";
1953 foreach (sort keys %h) {
1954 if (ref $h{$_} eq "") {
1955 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1957 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1958 $recurse->($indent + 8, $h{$_});
1961 print OUT " "x$indent, "},\n";
1963 print OUT " "x$indent, quotify("perl", $_), ",\n";
1967 print OUT "our %unified_info = (\n";
1968 foreach (sort keys %unified_info) {
1969 if (ref $unified_info{$_} eq "") {
1970 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1972 print OUT " "x4, quotify("perl", $_), " =>\n";
1973 $recurse->(8, $unified_info{$_});
1985 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1986 print "CFLAG =$target{cflags} $config{cflags}\n";
1987 print "SHARED_CFLAG =$target{shared_cflag}\n";
1988 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1989 print "LFLAG =$target{lflags}\n";
1990 print "PLIB_LFLAG =$target{plib_lflags}\n";
1991 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1992 print "APPS_OBJ =$target{apps_obj}\n";
1993 print "CPUID_OBJ =$target{cpuid_obj}\n";
1994 print "UPLINK_OBJ =$target{uplink_obj}\n";
1995 print "BN_ASM =$target{bn_obj}\n";
1996 print "EC_ASM =$target{ec_obj}\n";
1997 print "DES_ENC =$target{des_obj}\n";
1998 print "AES_ENC =$target{aes_obj}\n";
1999 print "BF_ENC =$target{bf_obj}\n";
2000 print "CAST_ENC =$target{cast_obj}\n";
2001 print "RC4_ENC =$target{rc4_obj}\n";
2002 print "RC5_ENC =$target{rc5_obj}\n";
2003 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2004 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2005 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2006 print "CMLL_ENC =$target{cmll_obj}\n";
2007 print "MODES_OBJ =$target{modes_obj}\n";
2008 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2009 print "CHACHA_ENC =$target{chacha_obj}\n";
2010 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2011 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2012 print "PROCESSOR =$config{processor}\n";
2013 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2014 "$config{cross_compile_prefix}ranlib" :
2015 "$target{ranlib}", "\n";
2016 print "ARFLAGS =$target{arflags}\n";
2017 print "PERL =$config{perl}\n";
2019 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2020 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2021 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2022 print "BN_LLONG mode\n" if $config{bn_ll};
2023 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2027 run_dofile(catfile($blddir, $target{build_file}),
2028 $config{build_file_template},
2029 catfile($srcdir, "Configurations", "common.tmpl"));
2033 $builders{$builder}->($builder_platform, @builder_opts);
2037 Configured for $target.
2040 print <<"EOF" if ($disabled{threads} eq "unavailable");
2042 The library could not be configured for supporting multi-threaded
2043 applications as the compiler options required on this system are not known.
2044 See file INSTALL for details if you need multi-threading.
2047 print <<"EOF" if ($no_shared_warn);
2049 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2050 platform, so we will pretend you gave the option 'no-pic', which also disables
2051 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2052 or position independent code, please let us know (but please first make sure
2053 you have tried with a current version of OpenSSL).
2056 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2058 WARNING: there are indications that another build was made in the source
2059 directory. This build may have picked up artifacts from that build, the
2060 safest course of action is to clean the source directory and redo this
2066 ######################################################################
2068 # Helpers and utility functions
2071 # Configuration file reading #########################################
2073 # Note: All of the helper functions are for lazy evaluation. They all
2074 # return a CODE ref, which will return the intended value when evaluated.
2075 # Thus, whenever there's mention of a returned value, it's about that
2078 # Helper function to implement conditional inheritance depending on the
2079 # value of $disabled{asm}. Used in inherit_from values as follows:
2081 # inherit_from => [ "template", asm("asm_tmpl") ]
2086 $disabled{asm} ? () : @x;
2090 # Helper function to implement conditional value variants, with a default
2091 # plus additional values based on the value of $config{build_type}.
2092 # Arguments are given in hash table form:
2094 # picker(default => "Basic string: ",
2096 # release => "release")
2098 # When configuring with --debug, the resulting string will be
2099 # "Basic string: debug", and when not, it will be "Basic string: release"
2101 # This can be used to create variants of sets of flags according to the
2104 # cflags => picker(default => "-Wall",
2105 # debug => "-g -O0",
2110 return sub { add($opts{default} || (),
2111 $opts{$config{build_type}} || ())->(); }
2114 # Helper function to combine several values of different types into one.
2115 # This is useful if you want to combine a string with the result of a
2116 # lazy function, such as:
2118 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2122 return sub { add(@stuff)->(); }
2125 # Helper function to implement conditional values depending on the value
2126 # of $disabled{threads}. Can be used as follows:
2128 # cflags => combine("-Wall", threads("-pthread"))
2132 return sub { add($disabled{threads} ? () : @flags)->(); }
2137 our $add_called = 0;
2138 # Helper function to implement adding values to already existing configuration
2139 # values. It handles elements that are ARRAYs, CODEs and scalars
2141 my $separator = shift;
2143 # If there's any ARRAY in the collection of values OR the separator
2144 # is undef, we will return an ARRAY of combined values, otherwise a
2145 # string of joined values with $separator as the separator.
2146 my $found_array = !defined($separator);
2151 while (ref($res) eq "CODE") {
2154 if (defined($res)) {
2155 if (ref($res) eq "ARRAY") {
2171 join($separator, grep { defined($_) && $_ ne "" } @values);
2175 my $separator = " ";
2176 if (ref($_[$#_]) eq "HASH") {
2178 $separator = $opts->{separator};
2181 sub { _add($separator, @x, @_) };
2184 my $separator = " ";
2185 if (ref($_[$#_]) eq "HASH") {
2187 $separator = $opts->{separator};
2190 sub { _add($separator, @_, @x) };
2193 # configuration reader, evaluates the input file as a perl script and expects
2194 # it to fill %targets with target configurations. Those are then added to
2198 open(CONFFILE, "< $fname")
2199 or die "Can't open configuration file '$fname'!\n";
2202 my $content = <CONFFILE>;
2207 local %table = %::table; # Protect %table from tampering
2213 # For each target, check that it's configured with a hash table.
2214 foreach (keys %targets) {
2215 if (ref($targets{$_}) ne "HASH") {
2216 if (ref($targets{$_}) eq "") {
2217 warn "Deprecated target configuration for $_, ignoring...\n";
2219 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2221 delete $targets{$_};
2225 %table = (%table, %targets);
2229 # configuration resolver. Will only resolve all the lazy evaluation
2230 # codeblocks for the chosen target and all those it inherits from,
2232 sub resolve_config {
2234 my @breadcrumbs = @_;
2236 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2238 if (grep { $_ eq $target } @breadcrumbs) {
2239 die "inherit_from loop! target backtrace:\n "
2240 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2243 if (!defined($table{$target})) {
2244 warn "Warning! target $target doesn't exist!\n";
2247 # Recurse through all inheritances. They will be resolved on the
2248 # fly, so when this operation is done, they will all just be a
2249 # bunch of attributes with string values.
2250 # What we get here, though, are keys with references to lists of
2251 # the combined values of them all. We will deal with lists after
2252 # this stage is done.
2253 my %combined_inheritance = ();
2254 if ($table{$target}->{inherit_from}) {
2256 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2257 foreach (@inherit_from) {
2258 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2260 # 'template' is a marker that's considered private to
2261 # the config that had it.
2262 delete $inherited_config{template};
2264 foreach (keys %inherited_config) {
2265 if (!$combined_inheritance{$_}) {
2266 $combined_inheritance{$_} = [];
2268 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2273 # We won't need inherit_from in this target any more, since we've
2274 # resolved all the inheritances that lead to this
2275 delete $table{$target}->{inherit_from};
2277 # Now is the time to deal with those lists. Here's the place to
2278 # decide what shall be done with those lists, all based on the
2279 # values of the target we're currently dealing with.
2280 # - If a value is a coderef, it will be executed with the list of
2281 # inherited values as arguments.
2282 # - If the corresponding key doesn't have a value at all or is the
2283 # empty string, the inherited value list will be run through the
2284 # default combiner (below), and the result becomes this target's
2286 # - Otherwise, this target's value is assumed to be a string that
2287 # will simply override the inherited list of values.
2288 my $default_combiner = add();
2291 map { $_ => 1 } (keys %combined_inheritance,
2292 keys %{$table{$target}});
2294 sub process_values {
2296 my $inherited = shift; # Always a [ list ]
2302 while(ref($object) eq "CODE") {
2303 $object = $object->(@$inherited);
2305 if (!defined($object)) {
2308 elsif (ref($object) eq "ARRAY") {
2309 local $add_called; # To make sure recursive calls don't affect it
2310 return [ map { process_values($_, $inherited, $target, $entry) }
2312 } elsif (ref($object) eq "") {
2315 die "cannot handle reference type ",ref($object)
2316 ," found in target ",$target," -> ",$entry,"\n";
2320 foreach (sort keys %all_keys) {
2321 my $previous = $combined_inheritance{$_};
2323 # Current target doesn't have a value for the current key?
2324 # Assign it the default combiner, the rest of this loop body
2325 # will handle it just like any other coderef.
2326 if (!exists $table{$target}->{$_}) {
2327 $table{$target}->{$_} = $default_combiner;
2330 $table{$target}->{$_} = process_values($table{$target}->{$_},
2331 $combined_inheritance{$_},
2333 unless(defined($table{$target}->{$_})) {
2334 delete $table{$target}->{$_};
2336 # if ($extra_checks &&
2337 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2338 # warn "$_ got replaced in $target\n";
2342 # Finally done, return the result.
2343 return %{$table{$target}};
2348 print STDERR $usage;
2349 print STDERR "\npick os/compiler from:\n";
2353 foreach $i (sort keys %table)
2355 next if $table{$i}->{template};
2356 next if $i =~ /^debug/;
2357 $k += length($i) + 1;
2363 print STDERR $i . " ";
2365 foreach $i (sort keys %table)
2367 next if $table{$i}->{template};
2368 next if $i !~ /^debug/;
2369 $k += length($i) + 1;
2375 print STDERR $i . " ";
2377 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2386 unlink $out || warn "Can't remove $out, $!"
2388 foreach (@templates) {
2389 die "Can't open $_, $!" unless -f $_;
2391 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2392 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2395 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2402 if (eval { require IPC::Cmd; 1; }) {
2404 return scalar IPC::Cmd::can_run($name);
2406 # if there is $directories component in splitpath,
2407 # then it's not something to test with $PATH...
2408 return $name if (File::Spec->splitpath($name))[1];
2410 foreach (File::Spec->path()) {
2411 my $fullpath = catfile($_, "$name$target{exe_extension}");
2412 if (-f $fullpath and -x $fullpath) {
2419 # Configuration printer ##############################################
2421 sub print_table_entry
2424 my %target = resolve_config($target);
2427 # Don't print the templates
2428 return if $target{template};
2465 "shared_extension_simple",
2466 "shared_import_extension",
2477 if ($type eq "TABLE") {
2479 print "*** $target\n";
2480 foreach (@sequence) {
2481 if (ref($target{$_}) eq "ARRAY") {
2482 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2484 printf "\$%-12s = %s\n", $_, $target{$_};
2487 } elsif ($type eq "HASH") {
2489 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2490 print " '$target' => {\n";
2491 foreach (@sequence) {
2493 if (ref($target{$_}) eq "ARRAY") {
2494 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2496 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2504 # Utility routines ###################################################
2506 # On VMS, if the given file is a logical name, File::Spec::Functions
2507 # will consider it an absolute path. There are cases when we want a
2508 # purely syntactic check without checking the environment.
2512 # On non-platforms, we just use file_name_is_absolute().
2513 return file_name_is_absolute($file) unless $^O eq "VMS";
2515 # If the file spec includes a device or a directpry spec,
2516 # file_name_is_absolute() is perfectly safe.
2517 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2519 # Here, we know the given file spec isn't absolute
2523 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2524 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2525 # realpath() requires that at least all path components except the last is an
2526 # existing directory. On VMS, the last component of the directory spec must
2531 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2532 # will return the volume name for the device, no matter what. Also,
2533 # it will return an incorrect directory spec if the argument is a
2534 # directory that doesn't exist.
2536 return rel2abs($dir);
2539 # We use realpath() on Unix, since no other will properly clean out
2541 use Cwd qw/realpath/;
2543 return realpath($dir);
2548 perl => sub { my $x = shift;
2549 $x =~ s/([\\\$\@"])/\\$1/g;
2550 return '"'.$x.'"'; },
2554 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2556 return map { $processor->($_); } @_;
2559 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2560 # $filename is a file name to read from
2561 # $line_concat_cond_re is a regexp detecting a line continuation ending
2562 # $line_concat is a CODEref that takes care of concatenating two lines
2563 sub collect_from_file {
2564 my $filename = shift;
2565 my $line_concat_cond_re = shift;
2566 my $line_concat = shift;
2568 open my $fh, $filename || die "unable to read $filename: $!\n";
2570 my $saved_line = "";
2574 if (defined $line_concat) {
2575 $_ = $line_concat->($saved_line, $_);
2578 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2584 die "$filename ending with continuation line\n" if $_;
2590 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2591 # $array is an ARRAYref of lines
2592 # $line_concat_cond_re is a regexp detecting a line continuation ending
2593 # $line_concat is a CODEref that takes care of concatenating two lines
2594 sub collect_from_array {
2596 my $line_concat_cond_re = shift;
2597 my $line_concat = shift;
2598 my @array = (@$array);
2601 my $saved_line = "";
2603 while (defined($_ = shift @array)) {
2605 if (defined $line_concat) {
2606 $_ = $line_concat->($saved_line, $_);
2609 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2615 die "input text ending with continuation line\n" if $_;
2620 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2621 # $lineiterator is a CODEref that delivers one line at a time.
2622 # All following arguments are regex/CODEref pairs, where the regexp detects a
2623 # line and the CODEref does something with the result of the regexp.
2624 sub collect_information {
2625 my $lineiterator = shift;
2626 my %collectors = @_;
2628 while(defined($_ = $lineiterator->())) {
2631 if ($collectors{"BEFORE"}) {
2632 $collectors{"BEFORE"}->($_);
2634 foreach my $re (keys %collectors) {
2635 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2636 $collectors{$re}->($lineiterator);
2640 if ($collectors{"OTHERWISE"}) {
2641 $collectors{"OTHERWISE"}->($lineiterator, $_)
2642 unless $found || !defined $collectors{"OTHERWISE"};
2644 if ($collectors{"AFTER"}) {
2645 $collectors{"AFTER"}->($_);
2651 # $line is a line of text to split up into tokens
2652 # returns a list of tokens
2654 # Tokens are divided by spaces. If the tokens include spaces, they
2655 # have to be quoted with single or double quotes. Double quotes
2656 # inside a double quoted token must be escaped. Escaping is done
2658 # Basically, the same quoting rules apply for " and ' as in any
2661 my $line = my $debug_line = shift;
2664 while ($line =~ s|^\s+||, $line ne "") {
2666 while ($line ne "" && $line !~ m|^\s|) {
2667 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2670 } elsif ($line =~ m/^'([^']*)'/) {
2673 } elsif ($line =~ m/^(\S+)/) {
2678 push @result, $token;
2681 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2682 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2683 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";