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});
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 # Cache the C compiler command for reconfiguration
942 $config{cc} = $target{cc};
944 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
945 # or release_ attributes.
946 # Do it in such a way that no spurious space is appended (hence the grep).
947 $config{defines} = [];
948 $config{cflags} = "";
949 $config{ex_libs} = "";
950 $config{shared_ldflag} = "";
952 # Make sure build_scheme is consistent.
953 $target{build_scheme} = [ $target{build_scheme} ]
954 if ref($target{build_scheme}) ne "ARRAY";
956 my ($builder, $builder_platform, @builder_opts) =
957 @{$target{build_scheme}};
959 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
961 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
963 $config{cflags} .= " -mno-cygwin";
964 $config{shared_ldflag} .= " -mno-cygwin";
967 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
968 # minimally required architecture flags for assembly modules
969 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
970 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
973 my $no_shared_warn=0;
974 my $no_user_cflags=0;
975 my $no_user_defines=0;
977 # The DSO code currently always implements all functions so that no
978 # applications will have to worry about that from a compilation point
979 # of view. However, the "method"s may return zero unless that platform
980 # has support compiled in for them. Currently each method is enabled
981 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
982 # string entry into using the following logic;
983 if (!$disabled{dso} && $target{dso_scheme} ne "")
985 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
986 if ($target{dso_scheme} eq "DLFCN")
988 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
990 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
992 unshift @{$config{defines}}, "DSO_DLFCN";
996 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
1000 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
1006 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
1007 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1011 # If threads aren't disabled, check how possible they are
1012 unless ($disabled{threads}) {
1013 if ($auto_threads) {
1014 # Enabled by default, disable it forcibly if unavailable
1015 if ($target{thread_scheme} eq "(unknown)") {
1016 $disabled{threads} = "unavailable";
1019 # The user chose to enable threads explicitly, let's see
1020 # if there's a chance that's possible
1021 if ($target{thread_scheme} eq "(unknown)") {
1022 # If the user asked for "threads" and we don't have internal
1023 # knowledge how to do it, [s]he is expected to provide any
1024 # system-dependent compiler options that are necessary. We
1025 # can't truly check that the given options are correct, but
1026 # we expect the user to know what [s]He is doing.
1027 if ($no_user_cflags && $no_user_defines) {
1028 die "You asked for multi-threading support, but didn't\n"
1029 ,"provide any system-specific compiler options\n";
1035 # If threads still aren't disabled, add a C macro to ensure the source
1036 # code knows about it. Any other flag is taken care of by the configs.
1037 unless($disabled{threads}) {
1038 foreach (("defines", "openssl_thread_defines")) {
1039 push @{$config{$_}}, "OPENSSL_THREADS";
1043 # With "deprecated" disable all deprecated features.
1044 if (defined($disabled{"deprecated"})) {
1045 $config{api} = $maxapi;
1048 if ($target{shared_target} eq "")
1051 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1053 $disabled{shared} = "no-shared-target";
1054 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1058 if ($disabled{"dynamic-engine"}) {
1059 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1060 $config{dynamic_engines} = 0;
1062 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1063 $config{dynamic_engines} = 1;
1066 unless ($disabled{"fuzz-libfuzzer"}) {
1067 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1070 unless ($disabled{asan}) {
1071 $config{cflags} .= "-fsanitize=address ";
1074 unless ($disabled{ubsan}) {
1075 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1077 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1080 unless ($disabled{msan}) {
1081 $config{cflags} .= "-fsanitize=memory ";
1084 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1085 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1086 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1092 # This saves the build files from having to check
1095 $target{shared_cflag} = $target{shared_ldflag} =
1096 $target{shared_rcflag} = "";
1100 push @{$config{defines}}, "OPENSSL_PIC";
1103 if ($target{sys_id} ne "")
1105 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1108 unless ($disabled{asm}) {
1109 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1110 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1112 # bn-586 is the only one implementing bn_*_part_words
1113 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1114 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1116 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1117 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1118 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1120 if ($config{fips}) {
1121 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1124 if ($target{sha1_asm_src}) {
1125 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1126 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1127 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1129 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1130 push @{$config{defines}}, "RC4_ASM";
1132 if ($target{md5_asm_src}) {
1133 push @{$config{defines}}, "MD5_ASM";
1135 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1136 if ($target{rmd160_asm_src}) {
1137 push @{$config{defines}}, "RMD160_ASM";
1139 if ($target{aes_asm_src}) {
1140 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1141 # aes-ctr.fake is not a real file, only indication that assembler
1142 # module implements AES_ctr32_encrypt...
1143 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1144 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1145 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1146 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1147 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1148 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1150 if ($target{wp_asm_src} =~ /mmx/) {
1151 if ($config{processor} eq "386") {
1152 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1153 } elsif (!$disabled{"whirlpool"}) {
1154 push @{$config{defines}}, "WHIRLPOOL_ASM";
1157 if ($target{modes_asm_src} =~ /ghash-/) {
1158 push @{$config{defines}}, "GHASH_ASM";
1160 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1161 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1163 if ($target{poly1305_asm_src} ne "") {
1164 push @{$config{defines}}, "POLY1305_ASM";
1168 my $ecc = $target{cc};
1169 if ($^O ne "VMS" && !$disabled{makedepend}) {
1170 # Is the compiler gcc or clang? $ecc is used below to see if
1171 # error-checking can be turned on.
1172 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1173 open(PIPE, "$ccpcc --version 2>&1 |");
1176 # Find the version number and save the major.
1177 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1178 my $compiler_major = $1;
1179 # We know that GNU C version 3 and up as well as all clang
1180 # versions support dependency generation
1181 $config{makedepprog} = $ccpcc
1182 if (/clang/ || (/gcc/ && $compiler_major > 3));
1183 $ecc = "clang" if /clang/;
1184 $ecc = "gcc" if /gcc/;
1185 last if ($config{makedepprog} || !$lines--);
1189 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1190 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1195 # Deal with bn_ops ###################################################
1198 $config{export_var_as_fn} =0;
1199 my $def_int="unsigned int";
1200 $config{rc4_int} =$def_int;
1201 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1204 foreach (sort split(/\s+/,$target{bn_ops})) {
1205 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1206 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1207 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1208 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1209 ($config{b64l},$config{b64},$config{b32})
1210 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1211 ($config{b64l},$config{b64},$config{b32})
1212 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1213 ($config{b64l},$config{b64},$config{b32})
1214 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1216 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1220 # Hack cflags for better warnings (dev option) #######################
1222 # "Stringify" the C flags string. This permits it to be made part of a string
1223 # and works as well on command lines.
1224 $config{cflags} =~ s/([\\\"])/\\$1/g;
1226 if (defined($config{api})) {
1227 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1228 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1229 push @{$config{defines}}, $apiflag;
1232 if ($strict_warnings)
1235 die "ERROR --strict-warnings requires gcc or clang"
1236 unless $ecc eq 'gcc' || $ecc eq 'clang';
1237 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1239 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1241 if ($ecc eq "clang")
1243 foreach $wopt (split /\s+/, $clang_devteam_warn)
1245 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1250 unless ($disabled{"crypto-mdebug-backtrace"})
1252 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1254 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1256 if ($target =~ /^BSD-/)
1258 $config{ex_libs} .= " -lexecinfo";
1262 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1263 else { $no_user_cflags=1; }
1264 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1265 else { $no_user_defines=1; }
1267 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1269 unless ($disabled{afalgeng}) {
1270 $config{afalgeng}="";
1271 if ($target =~ m/^linux/) {
1272 my $minver = 4*10000 + 1*100 + 0;
1273 if ($config{cross_compile_prefix} eq "") {
1274 my $verstr = `uname -r`;
1275 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1276 ($mi2) = $mi2 =~ /(\d+)/;
1277 my $ver = $ma*10000 + $mi1*100 + $mi2;
1278 if ($ver < $minver) {
1279 $disabled{afalgeng} = "too-old-kernel";
1281 push @{$config{engdirs}}, "afalg";
1284 $disabled{afalgeng} = "cross-compiling";
1287 $disabled{afalgeng} = "not-linux";
1291 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1293 # If we use the unified build, collect information from build.info files
1294 my %unified_info = ();
1296 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1297 if ($builder eq "unified") {
1298 # Store the name of the template file we will build the build file from
1299 # in %config. This may be useful for the build file itself.
1300 my $build_file_template;
1302 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1303 $target{build_file}.".tmpl" )) {
1304 if (defined $ENV{$local_config_envname}) {
1306 # VMS environment variables are logical names,
1307 # which can be used as is
1308 $build_file_template = $local_config_envname . ':' . $filename;
1310 $build_file_template = catfile($ENV{$local_config_envname},
1315 last if -f $build_file_template;
1317 $build_file_template = catfile($srcdir, "Configurations", $filename);
1319 last if -f $build_file_template;
1321 $config{build_file_template} = $build_file_template;
1323 use lib catdir(dirname(__FILE__),"util");
1324 use with_fallback qw(Text::Template);
1329 my $relativeto = shift || ".";
1331 $dir = catdir($base,$dir) unless isabsolute($dir);
1333 # Make sure the directories we're building in exists
1336 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1337 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1344 my $relativeto = shift || ".";
1346 $file = catfile($base,$file) unless isabsolute($file);
1348 my $d = dirname($file);
1349 my $f = basename($file);
1351 # Make sure the directories we're building in exists
1354 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1355 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1359 my @build_infos = ( [ ".", "build.info" ] );
1360 foreach (@{$config{dirs}}) {
1361 push @build_infos, [ $_, "build.info" ]
1362 if (-f catfile($srcdir, $_, "build.info"));
1364 foreach (@{$config{sdirs}}) {
1365 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1366 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1368 foreach (@{$config{engdirs}}) {
1369 push @build_infos, [ catdir("engines", $_), "build.info" ]
1370 if (-f catfile($srcdir, "engines", $_, "build.info"));
1373 $config{build_infos} = [ ];
1375 foreach (@build_infos) {
1376 my $sourced = catdir($srcdir, $_->[0]);
1377 my $buildd = catdir($blddir, $_->[0]);
1382 # The basic things we're trying to build
1384 my @programs_install = ();
1386 my @libraries_install = ();
1388 my @engines_install = ();
1390 my @scripts_install = ();
1393 my @intermediates = ();
1398 my %shared_sources = ();
1402 my %sharednames = ();
1405 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1406 my $template = Text::Template->new(TYPE => 'FILE',
1407 SOURCE => catfile($sourced, $f));
1408 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1411 $template->fill_in(HASH => { config => \%config,
1413 disabled => \%disabled,
1414 withargs => \%withargs,
1415 builddir => abs2rel($buildd, $blddir),
1416 sourcedir => abs2rel($sourced, $blddir),
1417 buildtop => abs2rel($blddir, $blddir),
1418 sourcetop => abs2rel($srcdir, $blddir) },
1419 DELIMITERS => [ "{-", "-}" ]);
1421 # The top item of this stack has the following values
1422 # -2 positive already run and we found ELSE (following ELSIF should fail)
1423 # -1 positive already run (skip until ENDIF)
1424 # 0 negatives so far (if we're at a condition, check it)
1425 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1426 # 2 positive ELSE (following ELSIF should fail)
1428 collect_information(
1429 collect_from_array([ @text ],
1430 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1431 $l1 =~ s/\\$//; $l1.$l2 }),
1432 # Info we're looking for
1433 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1435 if (! @skip || $skip[$#skip] > 0) {
1441 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1442 => sub { die "ELSIF out of scope" if ! @skip;
1443 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1444 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1445 $skip[$#skip] = !! $1
1446 if $skip[$#skip] == 0; },
1448 => sub { die "ELSE out of scope" if ! @skip;
1449 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1450 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1452 => sub { die "ENDIF out of scope" if ! @skip;
1454 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1456 if (!@skip || $skip[$#skip] > 0) {
1458 my @x = tokenize($2);
1460 push @programs_install, @x unless $install;
1463 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1465 if (!@skip || $skip[$#skip] > 0) {
1467 my @x = tokenize($2);
1468 push @libraries, @x;
1469 push @libraries_install, @x unless $install;
1472 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1474 if (!@skip || $skip[$#skip] > 0) {
1476 my @x = tokenize($2);
1478 push @engines_install, @x unless $install;
1481 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1483 if (!@skip || $skip[$#skip] > 0) {
1485 my @x = tokenize($2);
1487 push @scripts_install, @x unless $install;
1490 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1491 => sub { push @extra, tokenize($1)
1492 if !@skip || $skip[$#skip] > 0 },
1493 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1494 => sub { push @overrides, tokenize($1)
1495 if !@skip || $skip[$#skip] > 0 },
1497 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1498 => sub { push @{$ordinals{$1}}, tokenize($2)
1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1501 => sub { push @{$sources{$1}}, tokenize($2)
1502 if !@skip || $skip[$#skip] > 0 },
1503 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1504 => sub { push @{$shared_sources{$1}}, tokenize($2)
1505 if !@skip || $skip[$#skip] > 0 },
1506 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1507 => sub { push @{$includes{$1}}, tokenize($2)
1508 if !@skip || $skip[$#skip] > 0 },
1509 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1510 => sub { push @{$depends{$1}}, tokenize($2)
1511 if !@skip || $skip[$#skip] > 0 },
1512 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1513 => sub { push @{$generate{$1}}, $2
1514 if !@skip || $skip[$#skip] > 0 },
1515 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1516 => sub { push @{$renames{$1}}, tokenize($2)
1517 if !@skip || $skip[$#skip] > 0 },
1518 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1519 => sub { push @{$sharednames{$1}}, tokenize($2)
1520 if !@skip || $skip[$#skip] > 0 },
1521 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1523 my $lineiterator = shift;
1524 my $target_kind = $1;
1525 while (defined $lineiterator->()) {
1527 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1528 die "ENDRAW doesn't match BEGINRAW"
1529 if $1 ne $target_kind;
1532 next if @skip && $skip[$#skip] <= 0;
1534 if ($target_kind eq $target{build_file}
1535 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1538 qr/^(?:#.*|\s*)$/ => sub { },
1539 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1541 if ($buildinfo_debug) {
1542 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1543 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1547 if ($buildinfo_debug) {
1548 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1552 die "runaway IF?" if (@skip);
1554 foreach (keys %renames) {
1555 die "$_ renamed to more than one thing: "
1556 ,join(" ", @{$renames{$_}}),"\n"
1557 if scalar @{$renames{$_}} > 1;
1558 my $dest = cleanfile($buildd, $_, $blddir);
1559 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1560 die "$dest renamed to more than one thing: "
1561 ,$unified_info{rename}->{$dest}, $to
1562 unless !defined($unified_info{rename}->{$dest})
1563 or $unified_info{rename}->{$dest} eq $to;
1564 $unified_info{rename}->{$dest} = $to;
1567 foreach (@programs) {
1568 my $program = cleanfile($buildd, $_, $blddir);
1569 if ($unified_info{rename}->{$program}) {
1570 $program = $unified_info{rename}->{$program};
1572 $unified_info{programs}->{$program} = 1;
1575 foreach (@programs_install) {
1576 my $program = cleanfile($buildd, $_, $blddir);
1577 if ($unified_info{rename}->{$program}) {
1578 $program = $unified_info{rename}->{$program};
1580 $unified_info{install}->{programs}->{$program} = 1;
1583 foreach (@libraries) {
1584 my $library = cleanfile($buildd, $_, $blddir);
1585 if ($unified_info{rename}->{$library}) {
1586 $library = $unified_info{rename}->{$library};
1588 $unified_info{libraries}->{$library} = 1;
1591 foreach (@libraries_install) {
1592 my $library = cleanfile($buildd, $_, $blddir);
1593 if ($unified_info{rename}->{$library}) {
1594 $library = $unified_info{rename}->{$library};
1596 $unified_info{install}->{libraries}->{$library} = 1;
1599 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1600 ENGINES can only be used if configured with 'dynamic-engine'.
1601 This is usually a fault in a build.info file.
1603 foreach (@engines) {
1604 my $library = cleanfile($buildd, $_, $blddir);
1605 if ($unified_info{rename}->{$library}) {
1606 $library = $unified_info{rename}->{$library};
1608 $unified_info{engines}->{$library} = 1;
1611 foreach (@engines_install) {
1612 my $library = cleanfile($buildd, $_, $blddir);
1613 if ($unified_info{rename}->{$library}) {
1614 $library = $unified_info{rename}->{$library};
1616 $unified_info{install}->{engines}->{$library} = 1;
1619 foreach (@scripts) {
1620 my $script = cleanfile($buildd, $_, $blddir);
1621 if ($unified_info{rename}->{$script}) {
1622 $script = $unified_info{rename}->{$script};
1624 $unified_info{scripts}->{$script} = 1;
1627 foreach (@scripts_install) {
1628 my $script = cleanfile($buildd, $_, $blddir);
1629 if ($unified_info{rename}->{$script}) {
1630 $script = $unified_info{rename}->{$script};
1632 $unified_info{install}->{scripts}->{$script} = 1;
1636 my $extra = cleanfile($buildd, $_, $blddir);
1637 $unified_info{extra}->{$extra} = 1;
1640 foreach (@overrides) {
1641 my $override = cleanfile($buildd, $_, $blddir);
1642 $unified_info{overrides}->{$override} = 1;
1645 push @{$unified_info{rawlines}}, @rawlines;
1647 unless ($disabled{shared}) {
1648 # Check sharednames.
1649 foreach (keys %sharednames) {
1650 my $dest = cleanfile($buildd, $_, $blddir);
1651 if ($unified_info{rename}->{$dest}) {
1652 $dest = $unified_info{rename}->{$dest};
1654 die "shared_name for $dest with multiple values: "
1655 ,join(" ", @{$sharednames{$_}}),"\n"
1656 if scalar @{$sharednames{$_}} > 1;
1657 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1658 die "shared_name found for a library $dest that isn't defined\n"
1659 unless $unified_info{libraries}->{$dest};
1660 die "shared_name for $dest with multiple values: "
1661 ,$unified_info{sharednames}->{$dest}, ", ", $to
1662 unless !defined($unified_info{sharednames}->{$dest})
1663 or $unified_info{sharednames}->{$dest} eq $to;
1664 $unified_info{sharednames}->{$dest} = $to;
1667 # Additionally, we set up sharednames for libraries that don't
1668 # have any, as themselves.
1669 foreach (keys %{$unified_info{libraries}}) {
1670 if (!defined $unified_info{sharednames}->{$_}) {
1671 $unified_info{sharednames}->{$_} = $_
1676 foreach (keys %ordinals) {
1678 my $ddest = cleanfile($buildd, $_, $blddir);
1679 if ($unified_info{rename}->{$ddest}) {
1680 $ddest = $unified_info{rename}->{$ddest};
1682 foreach (@{$ordinals{$dest}}) {
1683 my %known_ordinals =
1686 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1688 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1690 my $o = $known_ordinals{$_};
1691 die "Ordinals for $ddest defined more than once\n"
1692 if $unified_info{ordinals}->{$ddest};
1693 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1697 foreach (keys %sources) {
1699 my $ddest = cleanfile($buildd, $_, $blddir);
1700 if ($unified_info{rename}->{$ddest}) {
1701 $ddest = $unified_info{rename}->{$ddest};
1703 foreach (@{$sources{$dest}}) {
1704 my $s = cleanfile($sourced, $_, $blddir);
1706 # If it isn't in the source tree, we assume it's generated
1709 $s = cleanfile($buildd, $_, $blddir);
1711 # We recognise C and asm files
1712 if ($s =~ /\.[csS]\b$/) {
1713 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1714 $o = cleanfile($buildd, $o, $blddir);
1715 $unified_info{sources}->{$ddest}->{$o} = 1;
1716 $unified_info{sources}->{$o}->{$s} = 1;
1718 $unified_info{sources}->{$ddest}->{$s} = 1;
1723 foreach (keys %shared_sources) {
1725 my $ddest = cleanfile($buildd, $_, $blddir);
1726 if ($unified_info{rename}->{$ddest}) {
1727 $ddest = $unified_info{rename}->{$ddest};
1729 foreach (@{$shared_sources{$dest}}) {
1730 my $s = cleanfile($sourced, $_, $blddir);
1732 # If it isn't in the source tree, we assume it's generated
1735 $s = cleanfile($buildd, $_, $blddir);
1737 # We recognise C and asm files
1738 if ($s =~ /\.[csS]\b$/) {
1739 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1740 $o = cleanfile($buildd, $o, $blddir);
1741 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1742 $unified_info{sources}->{$o}->{$s} = 1;
1744 die "unrecognised source file type for shared library: $s\n";
1749 foreach (keys %generate) {
1751 my $ddest = cleanfile($buildd, $_, $blddir);
1752 if ($unified_info{rename}->{$ddest}) {
1753 $ddest = $unified_info{rename}->{$ddest};
1755 die "more than one generator for $dest: "
1756 ,join(" ", @{$generate{$_}}),"\n"
1757 if scalar @{$generate{$_}} > 1;
1758 my @generator = split /\s+/, $generate{$dest}->[0];
1759 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1760 $unified_info{generate}->{$ddest} = [ @generator ];
1763 foreach (keys %depends) {
1765 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1767 # If the destination doesn't exist in source, it can only be
1768 # a generated file in the build tree.
1769 if ($ddest ne "" && ! -f $ddest) {
1770 $ddest = cleanfile($buildd, $_, $blddir);
1771 if ($unified_info{rename}->{$ddest}) {
1772 $ddest = $unified_info{rename}->{$ddest};
1775 foreach (@{$depends{$dest}}) {
1776 my $d = cleanfile($sourced, $_, $blddir);
1778 # If we know it's generated, or assume it is because we can't
1779 # find it in the source tree, we set file we depend on to be
1780 # in the build tree rather than the source tree, and assume
1781 # and that there are lines to build it in a BEGINRAW..ENDRAW
1782 # section or in the Makefile template.
1784 || (grep { $d eq $_ }
1785 map { cleanfile($srcdir, $_, $blddir) }
1786 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1787 $d = cleanfile($buildd, $_, $blddir);
1789 # Take note if the file to depend on is being renamed
1790 if ($unified_info{rename}->{$d}) {
1791 $d = $unified_info{rename}->{$d};
1793 $unified_info{depends}->{$ddest}->{$d} = 1;
1794 # If we depend on a header file or a perl module, let's make
1795 # sure it can get included
1796 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1797 my $i = dirname($d);
1798 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1799 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1804 foreach (keys %includes) {
1806 my $ddest = cleanfile($sourced, $_, $blddir);
1808 # If the destination doesn't exist in source, it can only be
1809 # a generated file in the build tree.
1811 $ddest = cleanfile($buildd, $_, $blddir);
1812 if ($unified_info{rename}->{$ddest}) {
1813 $ddest = $unified_info{rename}->{$ddest};
1816 foreach (@{$includes{$dest}}) {
1817 my $is = cleandir($sourced, $_, $blddir);
1818 my $ib = cleandir($buildd, $_, $blddir);
1819 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1820 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1821 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1822 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1827 ### Make unified_info a bit more efficient
1828 # One level structures
1829 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1830 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1832 # Two level structures
1833 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1834 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1835 $unified_info{$l1}->{$l2} =
1836 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1840 foreach my $dest (sort keys %{$unified_info{includes}}) {
1841 if (defined($unified_info{includes}->{$dest}->{build})) {
1842 my @source_includes =
1843 ( @{$unified_info{includes}->{$dest}->{source}} );
1844 $unified_info{includes}->{$dest} =
1845 [ @{$unified_info{includes}->{$dest}->{build}} ];
1846 foreach my $inc (@source_includes) {
1847 push @{$unified_info{includes}->{$dest}}, $inc
1848 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1851 $unified_info{includes}->{$dest} =
1852 [ @{$unified_info{includes}->{$dest}->{source}} ];
1857 # For the schemes that need it, we provide the old *_obj configs
1858 # from the *_asm_obj ones
1859 foreach (grep /_(asm|aux)_src$/, keys %target) {
1861 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1862 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1865 # Write down our configuration where it fits #########################
1867 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1875 #use vars qw(\@ISA \@EXPORT);
1876 our \@ISA = qw(Exporter);
1877 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1880 print OUT "our %config = (\n";
1881 foreach (sort keys %config) {
1882 if (ref($config{$_}) eq "ARRAY") {
1883 print OUT " ", $_, " => [ ", join(", ",
1884 map { quotify("perl", $_) }
1885 @{$config{$_}}), " ],\n";
1887 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1894 print OUT "our %target = (\n";
1895 foreach (sort keys %target) {
1896 if (ref($target{$_}) eq "ARRAY") {
1897 print OUT " ", $_, " => [ ", join(", ",
1898 map { quotify("perl", $_) }
1899 @{$target{$_}}), " ],\n";
1901 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1908 print OUT "our \%available_protocols = (\n";
1909 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1910 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1915 print OUT "our \@disablables = (\n";
1916 foreach (@disablables) {
1917 print OUT " ", quotify("perl", $_), ",\n";
1923 print OUT "our \%disabled = (\n";
1924 foreach (sort keys %disabled) {
1925 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1931 print OUT "our %withargs = (\n";
1932 foreach (sort keys %withargs) {
1933 if (ref($withargs{$_}) eq "ARRAY") {
1934 print OUT " ", $_, " => [ ", join(", ",
1935 map { quotify("perl", $_) }
1936 @{$withargs{$_}}), " ],\n";
1938 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1945 if ($builder eq "unified") {
1950 if (ref $_ eq "ARRAY") {
1951 print OUT " "x$indent, "[\n";
1953 $recurse->($indent + 4, $_);
1955 print OUT " "x$indent, "],\n";
1956 } elsif (ref $_ eq "HASH") {
1958 print OUT " "x$indent, "{\n";
1959 foreach (sort keys %h) {
1960 if (ref $h{$_} eq "") {
1961 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1963 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1964 $recurse->($indent + 8, $h{$_});
1967 print OUT " "x$indent, "},\n";
1969 print OUT " "x$indent, quotify("perl", $_), ",\n";
1973 print OUT "our %unified_info = (\n";
1974 foreach (sort keys %unified_info) {
1975 if (ref $unified_info{$_} eq "") {
1976 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1978 print OUT " "x4, quotify("perl", $_), " =>\n";
1979 $recurse->(8, $unified_info{$_});
1991 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1992 print "CFLAG =$target{cflags} $config{cflags}\n";
1993 print "SHARED_CFLAG =$target{shared_cflag}\n";
1994 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1995 print "LFLAG =$target{lflags}\n";
1996 print "PLIB_LFLAG =$target{plib_lflags}\n";
1997 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1998 print "APPS_OBJ =$target{apps_obj}\n";
1999 print "CPUID_OBJ =$target{cpuid_obj}\n";
2000 print "UPLINK_OBJ =$target{uplink_obj}\n";
2001 print "BN_ASM =$target{bn_obj}\n";
2002 print "EC_ASM =$target{ec_obj}\n";
2003 print "DES_ENC =$target{des_obj}\n";
2004 print "AES_ENC =$target{aes_obj}\n";
2005 print "BF_ENC =$target{bf_obj}\n";
2006 print "CAST_ENC =$target{cast_obj}\n";
2007 print "RC4_ENC =$target{rc4_obj}\n";
2008 print "RC5_ENC =$target{rc5_obj}\n";
2009 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2010 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2011 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2012 print "CMLL_ENC =$target{cmll_obj}\n";
2013 print "MODES_OBJ =$target{modes_obj}\n";
2014 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2015 print "CHACHA_ENC =$target{chacha_obj}\n";
2016 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2017 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2018 print "PROCESSOR =$config{processor}\n";
2019 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2020 "$config{cross_compile_prefix}ranlib" :
2021 "$target{ranlib}", "\n";
2022 print "ARFLAGS =$target{arflags}\n";
2023 print "PERL =$config{perl}\n";
2025 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2026 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2027 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2028 print "BN_LLONG mode\n" if $config{bn_ll};
2029 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2033 run_dofile(catfile($blddir, $target{build_file}),
2034 $config{build_file_template},
2035 catfile($srcdir, "Configurations", "common.tmpl"));
2039 $builders{$builder}->($builder_platform, @builder_opts);
2043 Configured for $target.
2046 print <<"EOF" if ($disabled{threads} eq "unavailable");
2048 The library could not be configured for supporting multi-threaded
2049 applications as the compiler options required on this system are not known.
2050 See file INSTALL for details if you need multi-threading.
2053 print <<"EOF" if ($no_shared_warn);
2055 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2056 platform, so we will pretend you gave the option 'no-pic', which also disables
2057 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2058 or position independent code, please let us know (but please first make sure
2059 you have tried with a current version of OpenSSL).
2062 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2064 WARNING: there are indications that another build was made in the source
2065 directory. This build may have picked up artifacts from that build, the
2066 safest course of action is to clean the source directory and redo this
2072 ######################################################################
2074 # Helpers and utility functions
2077 # Configuration file reading #########################################
2079 # Note: All of the helper functions are for lazy evaluation. They all
2080 # return a CODE ref, which will return the intended value when evaluated.
2081 # Thus, whenever there's mention of a returned value, it's about that
2084 # Helper function to implement conditional inheritance depending on the
2085 # value of $disabled{asm}. Used in inherit_from values as follows:
2087 # inherit_from => [ "template", asm("asm_tmpl") ]
2092 $disabled{asm} ? () : @x;
2096 # Helper function to implement conditional value variants, with a default
2097 # plus additional values based on the value of $config{build_type}.
2098 # Arguments are given in hash table form:
2100 # picker(default => "Basic string: ",
2102 # release => "release")
2104 # When configuring with --debug, the resulting string will be
2105 # "Basic string: debug", and when not, it will be "Basic string: release"
2107 # This can be used to create variants of sets of flags according to the
2110 # cflags => picker(default => "-Wall",
2111 # debug => "-g -O0",
2116 return sub { add($opts{default} || (),
2117 $opts{$config{build_type}} || ())->(); }
2120 # Helper function to combine several values of different types into one.
2121 # This is useful if you want to combine a string with the result of a
2122 # lazy function, such as:
2124 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2128 return sub { add(@stuff)->(); }
2131 # Helper function to implement conditional values depending on the value
2132 # of $disabled{threads}. Can be used as follows:
2134 # cflags => combine("-Wall", threads("-pthread"))
2138 return sub { add($disabled{threads} ? () : @flags)->(); }
2143 our $add_called = 0;
2144 # Helper function to implement adding values to already existing configuration
2145 # values. It handles elements that are ARRAYs, CODEs and scalars
2147 my $separator = shift;
2149 # If there's any ARRAY in the collection of values OR the separator
2150 # is undef, we will return an ARRAY of combined values, otherwise a
2151 # string of joined values with $separator as the separator.
2152 my $found_array = !defined($separator);
2157 while (ref($res) eq "CODE") {
2160 if (defined($res)) {
2161 if (ref($res) eq "ARRAY") {
2177 join($separator, grep { defined($_) && $_ ne "" } @values);
2181 my $separator = " ";
2182 if (ref($_[$#_]) eq "HASH") {
2184 $separator = $opts->{separator};
2187 sub { _add($separator, @x, @_) };
2190 my $separator = " ";
2191 if (ref($_[$#_]) eq "HASH") {
2193 $separator = $opts->{separator};
2196 sub { _add($separator, @_, @x) };
2199 # configuration reader, evaluates the input file as a perl script and expects
2200 # it to fill %targets with target configurations. Those are then added to
2204 open(CONFFILE, "< $fname")
2205 or die "Can't open configuration file '$fname'!\n";
2208 my $content = <CONFFILE>;
2213 local %table = %::table; # Protect %table from tampering
2219 # For each target, check that it's configured with a hash table.
2220 foreach (keys %targets) {
2221 if (ref($targets{$_}) ne "HASH") {
2222 if (ref($targets{$_}) eq "") {
2223 warn "Deprecated target configuration for $_, ignoring...\n";
2225 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2227 delete $targets{$_};
2231 %table = (%table, %targets);
2235 # configuration resolver. Will only resolve all the lazy evaluation
2236 # codeblocks for the chosen target and all those it inherits from,
2238 sub resolve_config {
2240 my @breadcrumbs = @_;
2242 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2244 if (grep { $_ eq $target } @breadcrumbs) {
2245 die "inherit_from loop! target backtrace:\n "
2246 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2249 if (!defined($table{$target})) {
2250 warn "Warning! target $target doesn't exist!\n";
2253 # Recurse through all inheritances. They will be resolved on the
2254 # fly, so when this operation is done, they will all just be a
2255 # bunch of attributes with string values.
2256 # What we get here, though, are keys with references to lists of
2257 # the combined values of them all. We will deal with lists after
2258 # this stage is done.
2259 my %combined_inheritance = ();
2260 if ($table{$target}->{inherit_from}) {
2262 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2263 foreach (@inherit_from) {
2264 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2266 # 'template' is a marker that's considered private to
2267 # the config that had it.
2268 delete $inherited_config{template};
2270 foreach (keys %inherited_config) {
2271 if (!$combined_inheritance{$_}) {
2272 $combined_inheritance{$_} = [];
2274 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2279 # We won't need inherit_from in this target any more, since we've
2280 # resolved all the inheritances that lead to this
2281 delete $table{$target}->{inherit_from};
2283 # Now is the time to deal with those lists. Here's the place to
2284 # decide what shall be done with those lists, all based on the
2285 # values of the target we're currently dealing with.
2286 # - If a value is a coderef, it will be executed with the list of
2287 # inherited values as arguments.
2288 # - If the corresponding key doesn't have a value at all or is the
2289 # empty string, the inherited value list will be run through the
2290 # default combiner (below), and the result becomes this target's
2292 # - Otherwise, this target's value is assumed to be a string that
2293 # will simply override the inherited list of values.
2294 my $default_combiner = add();
2297 map { $_ => 1 } (keys %combined_inheritance,
2298 keys %{$table{$target}});
2300 sub process_values {
2302 my $inherited = shift; # Always a [ list ]
2308 while(ref($object) eq "CODE") {
2309 $object = $object->(@$inherited);
2311 if (!defined($object)) {
2314 elsif (ref($object) eq "ARRAY") {
2315 local $add_called; # To make sure recursive calls don't affect it
2316 return [ map { process_values($_, $inherited, $target, $entry) }
2318 } elsif (ref($object) eq "") {
2321 die "cannot handle reference type ",ref($object)
2322 ," found in target ",$target," -> ",$entry,"\n";
2326 foreach (sort keys %all_keys) {
2327 my $previous = $combined_inheritance{$_};
2329 # Current target doesn't have a value for the current key?
2330 # Assign it the default combiner, the rest of this loop body
2331 # will handle it just like any other coderef.
2332 if (!exists $table{$target}->{$_}) {
2333 $table{$target}->{$_} = $default_combiner;
2336 $table{$target}->{$_} = process_values($table{$target}->{$_},
2337 $combined_inheritance{$_},
2339 unless(defined($table{$target}->{$_})) {
2340 delete $table{$target}->{$_};
2342 # if ($extra_checks &&
2343 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2344 # warn "$_ got replaced in $target\n";
2348 # Finally done, return the result.
2349 return %{$table{$target}};
2354 print STDERR $usage;
2355 print STDERR "\npick os/compiler from:\n";
2359 foreach $i (sort keys %table)
2361 next if $table{$i}->{template};
2362 next if $i =~ /^debug/;
2363 $k += length($i) + 1;
2369 print STDERR $i . " ";
2371 foreach $i (sort keys %table)
2373 next if $table{$i}->{template};
2374 next if $i !~ /^debug/;
2375 $k += length($i) + 1;
2381 print STDERR $i . " ";
2383 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2392 unlink $out || warn "Can't remove $out, $!"
2394 foreach (@templates) {
2395 die "Can't open $_, $!" unless -f $_;
2397 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2398 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2401 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2408 if (eval { require IPC::Cmd; 1; }) {
2410 return scalar IPC::Cmd::can_run($name);
2412 # if there is $directories component in splitpath,
2413 # then it's not something to test with $PATH...
2414 return $name if (File::Spec->splitpath($name))[1];
2416 foreach (File::Spec->path()) {
2417 my $fullpath = catfile($_, "$name$target{exe_extension}");
2418 if (-f $fullpath and -x $fullpath) {
2425 # Configuration printer ##############################################
2427 sub print_table_entry
2430 my %target = resolve_config($target);
2433 # Don't print the templates
2434 return if $target{template};
2471 "shared_extension_simple",
2472 "shared_import_extension",
2483 if ($type eq "TABLE") {
2485 print "*** $target\n";
2486 foreach (@sequence) {
2487 if (ref($target{$_}) eq "ARRAY") {
2488 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2490 printf "\$%-12s = %s\n", $_, $target{$_};
2493 } elsif ($type eq "HASH") {
2495 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2496 print " '$target' => {\n";
2497 foreach (@sequence) {
2499 if (ref($target{$_}) eq "ARRAY") {
2500 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2502 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2510 # Utility routines ###################################################
2512 # On VMS, if the given file is a logical name, File::Spec::Functions
2513 # will consider it an absolute path. There are cases when we want a
2514 # purely syntactic check without checking the environment.
2518 # On non-platforms, we just use file_name_is_absolute().
2519 return file_name_is_absolute($file) unless $^O eq "VMS";
2521 # If the file spec includes a device or a directpry spec,
2522 # file_name_is_absolute() is perfectly safe.
2523 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2525 # Here, we know the given file spec isn't absolute
2529 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2530 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2531 # realpath() requires that at least all path components except the last is an
2532 # existing directory. On VMS, the last component of the directory spec must
2537 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2538 # will return the volume name for the device, no matter what. Also,
2539 # it will return an incorrect directory spec if the argument is a
2540 # directory that doesn't exist.
2542 return rel2abs($dir);
2545 # We use realpath() on Unix, since no other will properly clean out
2547 use Cwd qw/realpath/;
2549 return realpath($dir);
2554 perl => sub { my $x = shift;
2555 $x =~ s/([\\\$\@"])/\\$1/g;
2556 return '"'.$x.'"'; },
2560 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2562 return map { $processor->($_); } @_;
2565 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2566 # $filename is a file name to read from
2567 # $line_concat_cond_re is a regexp detecting a line continuation ending
2568 # $line_concat is a CODEref that takes care of concatenating two lines
2569 sub collect_from_file {
2570 my $filename = shift;
2571 my $line_concat_cond_re = shift;
2572 my $line_concat = shift;
2574 open my $fh, $filename || die "unable to read $filename: $!\n";
2576 my $saved_line = "";
2580 if (defined $line_concat) {
2581 $_ = $line_concat->($saved_line, $_);
2584 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2590 die "$filename ending with continuation line\n" if $_;
2596 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2597 # $array is an ARRAYref of lines
2598 # $line_concat_cond_re is a regexp detecting a line continuation ending
2599 # $line_concat is a CODEref that takes care of concatenating two lines
2600 sub collect_from_array {
2602 my $line_concat_cond_re = shift;
2603 my $line_concat = shift;
2604 my @array = (@$array);
2607 my $saved_line = "";
2609 while (defined($_ = shift @array)) {
2611 if (defined $line_concat) {
2612 $_ = $line_concat->($saved_line, $_);
2615 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2621 die "input text ending with continuation line\n" if $_;
2626 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2627 # $lineiterator is a CODEref that delivers one line at a time.
2628 # All following arguments are regex/CODEref pairs, where the regexp detects a
2629 # line and the CODEref does something with the result of the regexp.
2630 sub collect_information {
2631 my $lineiterator = shift;
2632 my %collectors = @_;
2634 while(defined($_ = $lineiterator->())) {
2637 if ($collectors{"BEFORE"}) {
2638 $collectors{"BEFORE"}->($_);
2640 foreach my $re (keys %collectors) {
2641 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2642 $collectors{$re}->($lineiterator);
2646 if ($collectors{"OTHERWISE"}) {
2647 $collectors{"OTHERWISE"}->($lineiterator, $_)
2648 unless $found || !defined $collectors{"OTHERWISE"};
2650 if ($collectors{"AFTER"}) {
2651 $collectors{"AFTER"}->($_);
2657 # $line is a line of text to split up into tokens
2658 # returns a list of tokens
2660 # Tokens are divided by spaces. If the tokens include spaces, they
2661 # have to be quoted with single or double quotes. Double quotes
2662 # inside a double quoted token must be escaped. Escaping is done
2664 # Basically, the same quoting rules apply for " and ' as in any
2667 my $line = my $debug_line = shift;
2670 while ($line =~ s|^\s+||, $line ne "") {
2672 while ($line ne "" && $line !~ m|^\s|) {
2673 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2676 } elsif ($line =~ m/^'([^']*)'/) {
2679 } elsif ($line =~ m/^(\S+)/) {
2684 push @result, $token;
2687 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2688 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2689 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";