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 reconfiguration information if needed
190 if (grep /^reconf(igure)?$/, @argvcopy) {
191 if (-f "./configdata.pm") {
192 my $file = "./configdata.pm";
193 unless (my $return = do $file) {
194 die "couldn't parse $file: $@" if $@;
195 die "couldn't do $file: $!" unless defined $return;
196 die "couldn't run $file" unless $return;
199 @argvcopy = defined($configdata::config{perlargv}) ?
200 @{$configdata::config{perlargv}} : ();
201 die "Incorrect data to reconfigure, please do a normal configuration\n"
202 if (grep(/^reconf/,@argvcopy));
203 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
204 if defined($configdata::config{cross_compile_prefix});
205 $ENV{CC} = $configdata::config{cc}
206 if defined($configdata::config{cc});
207 $ENV{BUILDFILE} = $configdata::config{build_file}
208 if defined($configdata::config{build_file});
209 $ENV{$local_config_envname} = $configdata::config{local_config_dir}
210 if defined($configdata::config{local_config_dir});
212 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
213 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
214 if $ENV{CROSS_COMPILE};
215 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
216 print " BUILDFILE = ",$ENV{BUILDFILE},"\n" if $ENV{BUILDFILE};
217 print " $local_config_envname = ",$ENV{$local_config_envname},"\n"
218 if $ENV{$local_config_envname};
220 die "Insufficient data to reconfigure, please do a normal configuration\n";
224 $config{perlargv} = [ @argvcopy ];
226 # Collect version numbers
227 $config{version} = "unknown";
228 $config{version_num} = "unknown";
229 $config{shlib_version_number} = "unknown";
230 $config{shlib_version_history} = "unknown";
233 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
234 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
235 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
236 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
237 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
239 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
241 ($config{major}, $config{minor})
242 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
243 ($config{shlib_major}, $config{shlib_minor})
244 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
245 die "erroneous version information in opensslv.h: ",
246 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
247 if ($config{major} eq "" || $config{minor} eq ""
248 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
250 # Collect target configurations
252 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
253 foreach (sort glob($pattern)) {
257 if (defined $ENV{$local_config_envname}) {
259 # VMS environment variables are logical names,
260 # which can be used as is
261 $pattern = $local_config_envname . ':' . '*.conf';
263 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
266 foreach (sort glob($pattern)) {
272 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
275 $config{openssldir}="";
276 $config{processor}="";
278 $config{cross_compile_prefix}="";
279 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
280 my $nofipscanistercheck=0;
281 $config{baseaddr}="0xFB00000";
282 my $auto_threads=1; # enable threads automatically? true by default
286 # Top level directories to build
287 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
288 # crypto/ subdirectories to build
291 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
292 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
293 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
294 "buffer", "bio", "stack", "lhash", "rand", "err",
295 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
296 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
299 # Known TLS and DTLS protocols
300 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
301 my @dtls = qw(dtls1 dtls1_2);
303 # Explicitly known options that are possible to disable. They can
304 # be regexps, and will be used like this: /^no-${option}$/
305 # For developers: keep it sorted alphabetically
324 "crypto-mdebug-backtrace",
338 "ec_nistp_64_gcc_128",
392 foreach my $proto ((@tls, @dtls))
394 push(@disablables, $proto);
395 push(@disablables, "$proto-method");
398 my %deprecated_disablables = (
400 "buf-freelists" => undef,
404 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
406 our %disabled = ( # "what" => "comment"
408 "crypto-mdebug" => "default",
409 "crypto-mdebug-backtrace" => "default",
410 "ec_nistp_64_gcc_128" => "default",
412 "fuzz-libfuzzer" => "default",
413 "fuzz-afl" => "default",
414 "heartbeats" => "default",
419 "ssl-trace" => "default",
421 "ssl3-method" => "default",
422 "ubsan" => "default",
423 "unit-test" => "default",
424 "weak-ssl-ciphers" => "default",
426 "zlib-dynamic" => "default",
429 # Note: => pair form used for aesthetics, not to truly make a hash table
430 my @disable_cascades = (
431 # "what" => [ "cascade", ... ]
432 sub { $config{processor} eq "386" }
435 "ssl3-method" => [ "ssl3" ],
436 "zlib" => [ "zlib-dynamic" ],
438 "ec" => [ "ecdsa", "ecdh" ],
440 "dgram" => [ "dtls", "sctp" ],
441 "sock" => [ "dgram" ],
444 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
445 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
446 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
448 # Additionally, SSL 3.0 requires either RSA or DSA+DH
450 && ($disabled{dsa} || $disabled{dh}); }
453 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
454 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
455 # (XXX: We don't support PSK-only builds).
457 && ($disabled{dsa} || $disabled{dh})
458 && ($disabled{ecdsa} || $disabled{ecdh}); }
459 => [ "tls1", "tls1_1", "tls1_2",
460 "dtls1", "dtls1_2" ],
464 # SRP and HEARTBEATS require TLSEXT
465 "tlsext" => [ "srp", "heartbeats" ],
467 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
469 # Without DSO, we can't load dynamic engines, so don't build them dynamic
470 "dso" => [ "dynamic-engine" ],
472 # Without position independent code, there can be no shared libraries or DSOs
473 "pic" => [ "shared" ],
474 "shared" => [ "dynamic-engine" ],
475 "engine" => [ "afalgeng" ],
477 # no-autoalginit is only useful when building non-shared
478 "autoalginit" => [ "shared", "apps" ],
480 "stdio" => [ "apps", "capieng" ],
481 "apps" => [ "tests" ],
482 "comp" => [ "zlib" ],
483 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
485 sub { !$disabled{"msan"} } => [ "asm" ],
488 # Avoid protocol support holes. Also disable all versions below N, if version
489 # N is disabled while N+1 is enabled.
491 my @list = (reverse @tls);
492 while ((my $first, my $second) = (shift @list, shift @list)) {
494 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
496 unshift @list, $second;
498 my @list = (reverse @dtls);
499 while ((my $first, my $second) = (shift @list, shift @list)) {
501 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
503 unshift @list, $second;
506 # Explicit "no-..." options will be collected in %disabled along with the defaults.
507 # To remove something from %disabled, use "enable-foo".
508 # For symmetry, "disable-foo" is a synonym for "no-foo".
512 &usage if ($#ARGV < 0);
516 $config{openssl_api_defines}=[];
517 $config{openssl_algorithm_defines}=[];
518 $config{openssl_thread_defines}=[];
519 $config{openssl_sys_defines}=[];
520 $config{openssl_other_defines}=[];
524 $config{build_type} = "release";
526 my %unsupported_options = ();
527 my %deprecated_options = ();
530 # VMS is a case insensitive environment, and depending on settings
531 # out of our control, we may receive options uppercased. Let's
532 # downcase at least the part before any equal sign.
537 s /^-no-/no-/; # some people just can't read the instructions
539 # rewrite some options in "enable-..." form
540 s /^-?-?shared$/enable-shared/;
541 s /^sctp$/enable-sctp/;
542 s /^threads$/enable-threads/;
543 s /^zlib$/enable-zlib/;
544 s /^zlib-dynamic$/enable-zlib-dynamic/;
546 if (/^(no|disable|enable)-(.+)$/)
549 if (!exists $deprecated_disablables{$word}
550 && !grep { $word =~ /^${_}$/ } @disablables)
552 $unsupported_options{$_} = 1;
556 if (/^no-(.+)$/ || /^disable-(.+)$/)
558 foreach my $proto ((@tls, @dtls))
560 if ($1 eq "$proto-method")
562 $disabled{"$proto"} = "option($proto-method)";
568 foreach my $proto (@dtls)
570 $disabled{$proto} = "option(dtls)";
572 $disabled{"dtls"} = "option(dtls)";
576 # Last one of its kind
577 $disabled{"ssl3"} = "option(ssl)";
581 # XXX: Tests will fail if all SSL/TLS
582 # protocols are disabled.
583 foreach my $proto (@tls)
585 $disabled{$proto} = "option(tls)";
588 elsif ($1 eq "static-engine")
590 delete $disabled{"dynamic-engine"};
592 elsif ($1 eq "dynamic-engine")
594 $disabled{"dynamic-engine"} = "option";
596 elsif (exists $deprecated_disablables{$1})
598 $deprecated_options{$_} = 1;
599 if (defined $deprecated_disablables{$1})
601 $disabled{$deprecated_disablables{$1}} = "option";
606 $disabled{$1} = "option";
608 # No longer an automatic choice
609 $auto_threads = 0 if ($1 eq "threads");
611 elsif (/^enable-(.+)$/)
613 if ($1 eq "static-engine")
615 $disabled{"dynamic-engine"} = "option";
617 elsif ($1 eq "dynamic-engine")
619 delete $disabled{"dynamic-engine"};
621 elsif ($1 eq "zlib-dynamic")
623 delete $disabled{"zlib"};
626 delete $disabled{$algo};
628 # No longer an automatic choice
629 $auto_threads = 0 if ($1 eq "threads");
631 elsif (/^--strict-warnings$/)
633 $strict_warnings = 1;
637 $config{build_type} = "debug";
639 elsif (/^--release$/)
641 $config{build_type} = "release";
644 { $config{processor}=386; }
651 # No RSAref support any more since it's not needed.
652 # The check for the option is there so scripts aren't
655 elsif (/^nofipscanistercheck$/)
658 $nofipscanistercheck = 1;
662 if (/^--prefix=(.*)$/)
665 die "Directory given with --prefix MUST be absolute\n"
666 unless file_name_is_absolute($config{prefix});
668 elsif (/^--api=(.*)$/)
672 elsif (/^--libdir=(.*)$/)
676 elsif (/^--openssldir=(.*)$/)
678 $config{openssldir}=$1;
680 elsif (/^--with-zlib-lib=(.*)$/)
682 $withargs{zlib_lib}=$1;
684 elsif (/^--with-zlib-include=(.*)$/)
686 $withargs{zlib_include}=$1;
688 elsif (/^--with-fuzzer-lib=(.*)$/)
690 $withargs{fuzzer_lib}=$1;
692 elsif (/^--with-fuzzer-include=(.*)$/)
694 $withargs{fuzzer_include}=$1;
696 elsif (/^--with-fipslibdir=(.*)$/)
698 $config{fipslibdir}="$1/";
700 elsif (/^--with-baseaddr=(.*)$/)
702 $config{baseaddr}="$1";
704 elsif (/^--cross-compile-prefix=(.*)$/)
706 $config{cross_compile_prefix}=$1;
708 elsif (/^--config=(.*)$/)
712 elsif (/^-[lL](.*)$/ or /^-Wl,/)
719 $disabled{"pic"} = "forced";
720 $disabled{"shared"} = "forced";
721 $disabled{"threads"} = "forced";
725 push @user_defines, $1;
727 else # common if (/^[-+]/), just pass down...
729 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
730 $user_cflags.=" ".$_;
735 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
738 unless ($_ eq $target || /^no-/ || /^disable-/)
740 # "no-..." follows later after implied disactivations
741 # have been derived. (Don't take this too seriously,
742 # we really only write OPTIONS to the Makefile out of
745 if ($config{options} eq "")
746 { $config{options} = $_; }
748 { $config{options} .= " ".$_; }
751 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
752 die "***** Unsupported api compatibility level: $config{api}\n",
755 if (keys %deprecated_options)
757 warn "***** Deprecated options: ",
758 join(", ", keys %deprecated_options), "\n";
760 if (keys %unsupported_options)
762 die "***** Unsupported options: ",
763 join(", ", keys %unsupported_options), "\n";
769 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
773 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
776 my @tocheckfor = (keys %disabled);
777 while (@tocheckfor) {
778 my %new_tocheckfor = ();
779 my @cascade_copy = (@disable_cascades);
780 while (@cascade_copy) {
781 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
782 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
783 foreach(grep { !defined($disabled{$_}) } @$descendents) {
784 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
788 @tocheckfor = (keys %new_tocheckfor);
791 if ($target eq "TABLE") {
792 foreach (sort keys %table) {
793 print_table_entry($_, "TABLE");
798 if ($target eq "LIST") {
799 foreach (sort keys %table) {
800 print $_,"\n" unless $table{$_}->{template};
805 if ($target eq "HASH") {
806 print "%table = (\n";
807 foreach (sort keys %table) {
808 print_table_entry($_, "HASH");
813 # Backward compatibility?
814 if ($target =~ m/^CygWin32(-.*)$/) {
815 $target = "Cygwin".$1;
818 foreach (sort (keys %disabled))
820 $config{options} .= " no-$_";
822 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
834 elsif (/^dynamic-engine$/)
836 elsif (/^makedepend$/)
838 elsif (/^zlib-dynamic$/)
844 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
845 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
846 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
851 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
853 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
854 || /^autoalginit/ || /^autoerrinit/)
856 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
857 print " OPENSSL_NO_$ALGO";
859 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
863 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
865 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
866 print " OPENSSL_NO_$ALGO";
868 # fix-up crypto/directory name(s)
869 $algo="whrlpool" if $algo eq "whirlpool";
870 $algo="ripemd" if $algo eq "rmd160";
871 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
880 print "Configuring for $target\n";
882 # Support for legacy targets having a name starting with 'debug-'
883 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
885 $config{build_type} = "debug";
887 # If we do not find debug-foo in the table, the target is set to foo.
888 if (!$table{$target}) {
892 $config{target} = $target;
893 my %target = resolve_config($target);
895 &usage if (!%target || $target{template});
897 %target = ( %{$table{DEFAULTS}}, %target );
899 $target{exe_extension}="";
900 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
901 || $config{target} =~ /^(?:Cygwin|mingw)/);
902 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
904 ($target{shared_extension_simple}=$target{shared_extension})
905 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
906 $target{dso_extension}=$target{shared_extension_simple};
907 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
908 if ($config{target} =~ /^(?:Cygwin|mingw)/);
911 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
912 if $config{cross_compile_prefix} eq "";
914 # Allow overriding the names of some tools. USE WITH CARE
915 # Note: only Unix cares about HASHBANGPERL... that explains
916 # the default string.
917 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
918 $config{hashbangperl} =
919 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
920 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
921 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
922 (which("$config{cross_compile_prefix}ranlib") ?
923 "\$(CROSS_COMPILE)ranlib" : "true");
924 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
925 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
927 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
929 # Allow overriding the build file name
930 $target{build_file} = $ENV{BUILDFILE} || $target{build_file} || "Makefile";
932 # Cache information necessary for reconfiguration
933 $config{cc} = $target{cc};
934 $config{build_file} = $target{build_file};
936 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
937 # or release_ attributes.
938 # Do it in such a way that no spurious space is appended (hence the grep).
939 $config{defines} = [];
940 $config{cflags} = "";
941 $config{ex_libs} = "";
942 $config{shared_ldflag} = "";
944 # Make sure build_scheme is consistent.
945 $target{build_scheme} = [ $target{build_scheme} ]
946 if ref($target{build_scheme}) ne "ARRAY";
948 my ($builder, $builder_platform, @builder_opts) =
949 @{$target{build_scheme}};
951 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
953 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
955 $config{cflags} .= " -mno-cygwin";
956 $config{shared_ldflag} .= " -mno-cygwin";
959 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
960 # minimally required architecture flags for assembly modules
961 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
962 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
965 my $no_shared_warn=0;
966 my $no_user_cflags=0;
967 my $no_user_defines=0;
969 # The DSO code currently always implements all functions so that no
970 # applications will have to worry about that from a compilation point
971 # of view. However, the "method"s may return zero unless that platform
972 # has support compiled in for them. Currently each method is enabled
973 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
974 # string entry into using the following logic;
975 if (!$disabled{dso} && $target{dso_scheme} ne "")
977 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
978 if ($target{dso_scheme} eq "DLFCN")
980 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
982 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
984 unshift @{$config{defines}}, "DSO_DLFCN";
988 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
992 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
998 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
999 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1003 # If threads aren't disabled, check how possible they are
1004 unless ($disabled{threads}) {
1005 if ($auto_threads) {
1006 # Enabled by default, disable it forcibly if unavailable
1007 if ($target{thread_scheme} eq "(unknown)") {
1008 $disabled{threads} = "unavailable";
1011 # The user chose to enable threads explicitly, let's see
1012 # if there's a chance that's possible
1013 if ($target{thread_scheme} eq "(unknown)") {
1014 # If the user asked for "threads" and we don't have internal
1015 # knowledge how to do it, [s]he is expected to provide any
1016 # system-dependent compiler options that are necessary. We
1017 # can't truly check that the given options are correct, but
1018 # we expect the user to know what [s]He is doing.
1019 if ($no_user_cflags && $no_user_defines) {
1020 die "You asked for multi-threading support, but didn't\n"
1021 ,"provide any system-specific compiler options\n";
1027 # If threads still aren't disabled, add a C macro to ensure the source
1028 # code knows about it. Any other flag is taken care of by the configs.
1029 unless($disabled{threads}) {
1030 foreach (("defines", "openssl_thread_defines")) {
1031 push @{$config{$_}}, "OPENSSL_THREADS";
1035 # With "deprecated" disable all deprecated features.
1036 if (defined($disabled{"deprecated"})) {
1037 $config{api} = $maxapi;
1040 if ($target{shared_target} eq "")
1043 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1045 $disabled{shared} = "no-shared-target";
1046 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1050 if ($disabled{"dynamic-engine"}) {
1051 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1052 $config{dynamic_engines} = 0;
1054 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1055 $config{dynamic_engines} = 1;
1058 unless ($disabled{"fuzz-libfuzzer"}) {
1059 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1062 unless ($disabled{asan}) {
1063 $config{cflags} .= "-fsanitize=address ";
1066 unless ($disabled{ubsan}) {
1067 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1069 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1072 unless ($disabled{msan}) {
1073 $config{cflags} .= "-fsanitize=memory ";
1076 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1077 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1078 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1084 # This saves the build files from having to check
1087 $target{shared_cflag} = $target{shared_ldflag} =
1088 $target{shared_rcflag} = "";
1092 push @{$config{defines}}, "OPENSSL_PIC";
1095 if ($target{sys_id} ne "")
1097 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1100 unless ($disabled{asm}) {
1101 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1102 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1104 # bn-586 is the only one implementing bn_*_part_words
1105 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1106 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1108 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1109 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1110 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1112 if ($config{fips}) {
1113 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1116 if ($target{sha1_asm_src}) {
1117 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1118 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1119 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1121 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1122 push @{$config{defines}}, "RC4_ASM";
1124 if ($target{md5_asm_src}) {
1125 push @{$config{defines}}, "MD5_ASM";
1127 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1128 if ($target{rmd160_asm_src}) {
1129 push @{$config{defines}}, "RMD160_ASM";
1131 if ($target{aes_asm_src}) {
1132 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1133 # aes-ctr.fake is not a real file, only indication that assembler
1134 # module implements AES_ctr32_encrypt...
1135 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1136 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1137 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1138 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1139 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1140 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1142 if ($target{wp_asm_src} =~ /mmx/) {
1143 if ($config{processor} eq "386") {
1144 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1145 } elsif (!$disabled{"whirlpool"}) {
1146 push @{$config{defines}}, "WHIRLPOOL_ASM";
1149 if ($target{modes_asm_src} =~ /ghash-/) {
1150 push @{$config{defines}}, "GHASH_ASM";
1152 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1153 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1155 if ($target{poly1305_asm_src} ne "") {
1156 push @{$config{defines}}, "POLY1305_ASM";
1160 my $ecc = $target{cc};
1161 if ($^O ne "VMS" && !$disabled{makedepend}) {
1162 # Is the compiler gcc or clang? $ecc is used below to see if
1163 # error-checking can be turned on.
1164 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1165 open(PIPE, "$ccpcc --version 2>&1 |");
1168 # Find the version number and save the major.
1169 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1170 my $compiler_major = $1;
1171 # We know that GNU C version 3 and up as well as all clang
1172 # versions support dependency generation
1173 $config{makedepprog} = $ccpcc
1174 if (/clang/ || (/gcc/ && $compiler_major > 3));
1175 $ecc = "clang" if /clang/;
1176 $ecc = "gcc" if /gcc/;
1177 last if ($config{makedepprog} || !$lines--);
1181 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1182 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1187 # Deal with bn_ops ###################################################
1190 $config{export_var_as_fn} =0;
1191 my $def_int="unsigned int";
1192 $config{rc4_int} =$def_int;
1193 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1196 foreach (sort split(/\s+/,$target{bn_ops})) {
1197 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1198 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1199 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1200 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1201 ($config{b64l},$config{b64},$config{b32})
1202 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1203 ($config{b64l},$config{b64},$config{b32})
1204 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1205 ($config{b64l},$config{b64},$config{b32})
1206 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1208 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1212 # Hack cflags for better warnings (dev option) #######################
1214 # "Stringify" the C flags string. This permits it to be made part of a string
1215 # and works as well on command lines.
1216 $config{cflags} =~ s/([\\\"])/\\$1/g;
1218 if (defined($config{api})) {
1219 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1220 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1221 push @{$config{defines}}, $apiflag;
1224 if ($strict_warnings)
1227 die "ERROR --strict-warnings requires gcc or clang"
1228 unless $ecc eq 'gcc' || $ecc eq 'clang';
1229 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1231 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1233 if ($ecc eq "clang")
1235 foreach $wopt (split /\s+/, $clang_devteam_warn)
1237 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1242 unless ($disabled{"crypto-mdebug-backtrace"})
1244 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1246 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1248 if ($target =~ /^BSD-/)
1250 $config{ex_libs} .= " -lexecinfo";
1254 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1255 else { $no_user_cflags=1; }
1256 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1257 else { $no_user_defines=1; }
1259 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1261 unless ($disabled{afalgeng}) {
1262 $config{afalgeng}="";
1263 if ($target =~ m/^linux/) {
1264 my $minver = 4*10000 + 1*100 + 0;
1265 if ($config{cross_compile_prefix} eq "") {
1266 my $verstr = `uname -r`;
1267 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1268 ($mi2) = $mi2 =~ /(\d+)/;
1269 my $ver = $ma*10000 + $mi1*100 + $mi2;
1270 if ($ver < $minver) {
1271 $disabled{afalgeng} = "too-old-kernel";
1273 push @{$config{engdirs}}, "afalg";
1276 $disabled{afalgeng} = "cross-compiling";
1279 $disabled{afalgeng} = "not-linux";
1283 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1285 # If we use the unified build, collect information from build.info files
1286 my %unified_info = ();
1288 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1289 if ($builder eq "unified") {
1290 # Store the name of the template file we will build the build file from
1291 # in %config. This may be useful for the build file itself.
1292 my @build_file_template_names =
1293 ( $builder_platform."-".$target{build_file}.".tmpl",
1294 $target{build_file}.".tmpl" );
1295 my @build_file_templates = ();
1297 # First, look in the user provided directory, if given
1298 if (defined $ENV{$local_config_envname}) {
1299 @build_file_templates =
1302 # VMS environment variables are logical names,
1303 # which can be used as is
1304 $local_config_envname . ':' . $_;
1306 catfile($ENV{$local_config_envname}, $_);
1309 @build_file_template_names;
1311 # Then, look in our standard directory
1312 push @build_file_templates,
1313 ( map { catfile($srcdir, "Configurations", $_) }
1314 @build_file_template_names );
1316 my $build_file_template;
1317 for $_ (@build_file_templates) {
1318 $build_file_template = $_;
1319 last if -f $build_file_template;
1321 $build_file_template = undef;
1323 if (!defined $build_file_template) {
1324 die "*** Couldn't find any of:\n", join("\n", @build_file_templates), "\n";
1326 $config{build_file_template} = $build_file_template;
1328 use lib catdir(dirname(__FILE__),"util");
1329 use with_fallback qw(Text::Template);
1334 my $relativeto = shift || ".";
1336 $dir = catdir($base,$dir) unless isabsolute($dir);
1338 # Make sure the directories we're building in exists
1341 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1342 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1349 my $relativeto = shift || ".";
1351 $file = catfile($base,$file) unless isabsolute($file);
1353 my $d = dirname($file);
1354 my $f = basename($file);
1356 # Make sure the directories we're building in exists
1359 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1360 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1364 my @build_infos = ( [ ".", "build.info" ] );
1365 foreach (@{$config{dirs}}) {
1366 push @build_infos, [ $_, "build.info" ]
1367 if (-f catfile($srcdir, $_, "build.info"));
1369 foreach (@{$config{sdirs}}) {
1370 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1371 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1373 foreach (@{$config{engdirs}}) {
1374 push @build_infos, [ catdir("engines", $_), "build.info" ]
1375 if (-f catfile($srcdir, "engines", $_, "build.info"));
1378 $config{build_infos} = [ ];
1380 foreach (@build_infos) {
1381 my $sourced = catdir($srcdir, $_->[0]);
1382 my $buildd = catdir($blddir, $_->[0]);
1387 # The basic things we're trying to build
1389 my @programs_install = ();
1391 my @libraries_install = ();
1393 my @engines_install = ();
1395 my @scripts_install = ();
1398 my @intermediates = ();
1403 my %shared_sources = ();
1407 my %sharednames = ();
1410 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1411 my $template = Text::Template->new(TYPE => 'FILE',
1412 SOURCE => catfile($sourced, $f));
1413 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1416 $template->fill_in(HASH => { config => \%config,
1418 disabled => \%disabled,
1419 withargs => \%withargs,
1420 builddir => abs2rel($buildd, $blddir),
1421 sourcedir => abs2rel($sourced, $blddir),
1422 buildtop => abs2rel($blddir, $blddir),
1423 sourcetop => abs2rel($srcdir, $blddir) },
1424 DELIMITERS => [ "{-", "-}" ]);
1426 # The top item of this stack has the following values
1427 # -2 positive already run and we found ELSE (following ELSIF should fail)
1428 # -1 positive already run (skip until ENDIF)
1429 # 0 negatives so far (if we're at a condition, check it)
1430 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1431 # 2 positive ELSE (following ELSIF should fail)
1433 collect_information(
1434 collect_from_array([ @text ],
1435 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1436 $l1 =~ s/\\$//; $l1.$l2 }),
1437 # Info we're looking for
1438 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1440 if (! @skip || $skip[$#skip] > 0) {
1446 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1447 => sub { die "ELSIF out of scope" if ! @skip;
1448 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1449 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1450 $skip[$#skip] = !! $1
1451 if $skip[$#skip] == 0; },
1453 => sub { die "ELSE out of scope" if ! @skip;
1454 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1455 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1457 => sub { die "ENDIF out of scope" if ! @skip;
1459 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1461 if (!@skip || $skip[$#skip] > 0) {
1463 my @x = tokenize($2);
1465 push @programs_install, @x unless $install;
1468 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1470 if (!@skip || $skip[$#skip] > 0) {
1472 my @x = tokenize($2);
1473 push @libraries, @x;
1474 push @libraries_install, @x unless $install;
1477 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1479 if (!@skip || $skip[$#skip] > 0) {
1481 my @x = tokenize($2);
1483 push @engines_install, @x unless $install;
1486 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1488 if (!@skip || $skip[$#skip] > 0) {
1490 my @x = tokenize($2);
1492 push @scripts_install, @x unless $install;
1495 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1496 => sub { push @extra, tokenize($1)
1497 if !@skip || $skip[$#skip] > 0 },
1498 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1499 => sub { push @overrides, tokenize($1)
1500 if !@skip || $skip[$#skip] > 0 },
1502 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1503 => sub { push @{$ordinals{$1}}, tokenize($2)
1504 if !@skip || $skip[$#skip] > 0 },
1505 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1506 => sub { push @{$sources{$1}}, tokenize($2)
1507 if !@skip || $skip[$#skip] > 0 },
1508 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1509 => sub { push @{$shared_sources{$1}}, tokenize($2)
1510 if !@skip || $skip[$#skip] > 0 },
1511 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1512 => sub { push @{$includes{$1}}, tokenize($2)
1513 if !@skip || $skip[$#skip] > 0 },
1514 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1515 => sub { push @{$depends{$1}}, tokenize($2)
1516 if !@skip || $skip[$#skip] > 0 },
1517 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1518 => sub { push @{$generate{$1}}, $2
1519 if !@skip || $skip[$#skip] > 0 },
1520 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1521 => sub { push @{$renames{$1}}, tokenize($2)
1522 if !@skip || $skip[$#skip] > 0 },
1523 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1524 => sub { push @{$sharednames{$1}}, tokenize($2)
1525 if !@skip || $skip[$#skip] > 0 },
1526 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1528 my $lineiterator = shift;
1529 my $target_kind = $1;
1530 while (defined $lineiterator->()) {
1532 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1533 die "ENDRAW doesn't match BEGINRAW"
1534 if $1 ne $target_kind;
1537 next if @skip && $skip[$#skip] <= 0;
1539 if ($target_kind eq $target{build_file}
1540 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1543 qr/^(?:#.*|\s*)$/ => sub { },
1544 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1546 if ($buildinfo_debug) {
1547 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1548 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1552 if ($buildinfo_debug) {
1553 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1557 die "runaway IF?" if (@skip);
1559 foreach (keys %renames) {
1560 die "$_ renamed to more than one thing: "
1561 ,join(" ", @{$renames{$_}}),"\n"
1562 if scalar @{$renames{$_}} > 1;
1563 my $dest = cleanfile($buildd, $_, $blddir);
1564 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1565 die "$dest renamed to more than one thing: "
1566 ,$unified_info{rename}->{$dest}, $to
1567 unless !defined($unified_info{rename}->{$dest})
1568 or $unified_info{rename}->{$dest} eq $to;
1569 $unified_info{rename}->{$dest} = $to;
1572 foreach (@programs) {
1573 my $program = cleanfile($buildd, $_, $blddir);
1574 if ($unified_info{rename}->{$program}) {
1575 $program = $unified_info{rename}->{$program};
1577 $unified_info{programs}->{$program} = 1;
1580 foreach (@programs_install) {
1581 my $program = cleanfile($buildd, $_, $blddir);
1582 if ($unified_info{rename}->{$program}) {
1583 $program = $unified_info{rename}->{$program};
1585 $unified_info{install}->{programs}->{$program} = 1;
1588 foreach (@libraries) {
1589 my $library = cleanfile($buildd, $_, $blddir);
1590 if ($unified_info{rename}->{$library}) {
1591 $library = $unified_info{rename}->{$library};
1593 $unified_info{libraries}->{$library} = 1;
1596 foreach (@libraries_install) {
1597 my $library = cleanfile($buildd, $_, $blddir);
1598 if ($unified_info{rename}->{$library}) {
1599 $library = $unified_info{rename}->{$library};
1601 $unified_info{install}->{libraries}->{$library} = 1;
1604 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1605 ENGINES can only be used if configured with 'dynamic-engine'.
1606 This is usually a fault in a build.info file.
1608 foreach (@engines) {
1609 my $library = cleanfile($buildd, $_, $blddir);
1610 if ($unified_info{rename}->{$library}) {
1611 $library = $unified_info{rename}->{$library};
1613 $unified_info{engines}->{$library} = 1;
1616 foreach (@engines_install) {
1617 my $library = cleanfile($buildd, $_, $blddir);
1618 if ($unified_info{rename}->{$library}) {
1619 $library = $unified_info{rename}->{$library};
1621 $unified_info{install}->{engines}->{$library} = 1;
1624 foreach (@scripts) {
1625 my $script = cleanfile($buildd, $_, $blddir);
1626 if ($unified_info{rename}->{$script}) {
1627 $script = $unified_info{rename}->{$script};
1629 $unified_info{scripts}->{$script} = 1;
1632 foreach (@scripts_install) {
1633 my $script = cleanfile($buildd, $_, $blddir);
1634 if ($unified_info{rename}->{$script}) {
1635 $script = $unified_info{rename}->{$script};
1637 $unified_info{install}->{scripts}->{$script} = 1;
1641 my $extra = cleanfile($buildd, $_, $blddir);
1642 $unified_info{extra}->{$extra} = 1;
1645 foreach (@overrides) {
1646 my $override = cleanfile($buildd, $_, $blddir);
1647 $unified_info{overrides}->{$override} = 1;
1650 push @{$unified_info{rawlines}}, @rawlines;
1652 unless ($disabled{shared}) {
1653 # Check sharednames.
1654 foreach (keys %sharednames) {
1655 my $dest = cleanfile($buildd, $_, $blddir);
1656 if ($unified_info{rename}->{$dest}) {
1657 $dest = $unified_info{rename}->{$dest};
1659 die "shared_name for $dest with multiple values: "
1660 ,join(" ", @{$sharednames{$_}}),"\n"
1661 if scalar @{$sharednames{$_}} > 1;
1662 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1663 die "shared_name found for a library $dest that isn't defined\n"
1664 unless $unified_info{libraries}->{$dest};
1665 die "shared_name for $dest with multiple values: "
1666 ,$unified_info{sharednames}->{$dest}, ", ", $to
1667 unless !defined($unified_info{sharednames}->{$dest})
1668 or $unified_info{sharednames}->{$dest} eq $to;
1669 $unified_info{sharednames}->{$dest} = $to;
1672 # Additionally, we set up sharednames for libraries that don't
1673 # have any, as themselves.
1674 foreach (keys %{$unified_info{libraries}}) {
1675 if (!defined $unified_info{sharednames}->{$_}) {
1676 $unified_info{sharednames}->{$_} = $_
1681 foreach (keys %ordinals) {
1683 my $ddest = cleanfile($buildd, $_, $blddir);
1684 if ($unified_info{rename}->{$ddest}) {
1685 $ddest = $unified_info{rename}->{$ddest};
1687 foreach (@{$ordinals{$dest}}) {
1688 my %known_ordinals =
1691 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1693 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1695 my $o = $known_ordinals{$_};
1696 die "Ordinals for $ddest defined more than once\n"
1697 if $unified_info{ordinals}->{$ddest};
1698 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1702 foreach (keys %sources) {
1704 my $ddest = cleanfile($buildd, $_, $blddir);
1705 if ($unified_info{rename}->{$ddest}) {
1706 $ddest = $unified_info{rename}->{$ddest};
1708 foreach (@{$sources{$dest}}) {
1709 my $s = cleanfile($sourced, $_, $blddir);
1711 # If it isn't in the source tree, we assume it's generated
1714 $s = cleanfile($buildd, $_, $blddir);
1716 # We recognise C and asm files
1717 if ($s =~ /\.[csS]\b$/) {
1718 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1719 $o = cleanfile($buildd, $o, $blddir);
1720 $unified_info{sources}->{$ddest}->{$o} = 1;
1721 $unified_info{sources}->{$o}->{$s} = 1;
1723 $unified_info{sources}->{$ddest}->{$s} = 1;
1728 foreach (keys %shared_sources) {
1730 my $ddest = cleanfile($buildd, $_, $blddir);
1731 if ($unified_info{rename}->{$ddest}) {
1732 $ddest = $unified_info{rename}->{$ddest};
1734 foreach (@{$shared_sources{$dest}}) {
1735 my $s = cleanfile($sourced, $_, $blddir);
1737 # If it isn't in the source tree, we assume it's generated
1740 $s = cleanfile($buildd, $_, $blddir);
1742 # We recognise C and asm files
1743 if ($s =~ /\.[csS]\b$/) {
1744 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1745 $o = cleanfile($buildd, $o, $blddir);
1746 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1747 $unified_info{sources}->{$o}->{$s} = 1;
1749 die "unrecognised source file type for shared library: $s\n";
1754 foreach (keys %generate) {
1756 my $ddest = cleanfile($buildd, $_, $blddir);
1757 if ($unified_info{rename}->{$ddest}) {
1758 $ddest = $unified_info{rename}->{$ddest};
1760 die "more than one generator for $dest: "
1761 ,join(" ", @{$generate{$_}}),"\n"
1762 if scalar @{$generate{$_}} > 1;
1763 my @generator = split /\s+/, $generate{$dest}->[0];
1764 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1765 $unified_info{generate}->{$ddest} = [ @generator ];
1768 foreach (keys %depends) {
1770 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1772 # If the destination doesn't exist in source, it can only be
1773 # a generated file in the build tree.
1774 if ($ddest ne "" && ! -f $ddest) {
1775 $ddest = cleanfile($buildd, $_, $blddir);
1776 if ($unified_info{rename}->{$ddest}) {
1777 $ddest = $unified_info{rename}->{$ddest};
1780 foreach (@{$depends{$dest}}) {
1781 my $d = cleanfile($sourced, $_, $blddir);
1783 # If we know it's generated, or assume it is because we can't
1784 # find it in the source tree, we set file we depend on to be
1785 # in the build tree rather than the source tree, and assume
1786 # and that there are lines to build it in a BEGINRAW..ENDRAW
1787 # section or in the Makefile template.
1789 || (grep { $d eq $_ }
1790 map { cleanfile($srcdir, $_, $blddir) }
1791 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1792 $d = cleanfile($buildd, $_, $blddir);
1794 # Take note if the file to depend on is being renamed
1795 if ($unified_info{rename}->{$d}) {
1796 $d = $unified_info{rename}->{$d};
1798 $unified_info{depends}->{$ddest}->{$d} = 1;
1799 # If we depend on a header file or a perl module, let's make
1800 # sure it can get included
1801 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1802 my $i = dirname($d);
1803 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1804 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1809 foreach (keys %includes) {
1811 my $ddest = cleanfile($sourced, $_, $blddir);
1813 # If the destination doesn't exist in source, it can only be
1814 # a generated file in the build tree.
1816 $ddest = cleanfile($buildd, $_, $blddir);
1817 if ($unified_info{rename}->{$ddest}) {
1818 $ddest = $unified_info{rename}->{$ddest};
1821 foreach (@{$includes{$dest}}) {
1822 my $is = cleandir($sourced, $_, $blddir);
1823 my $ib = cleandir($buildd, $_, $blddir);
1824 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1825 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1826 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1827 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1832 ### Make unified_info a bit more efficient
1833 # One level structures
1834 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1835 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1837 # Two level structures
1838 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1839 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1840 $unified_info{$l1}->{$l2} =
1841 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1845 foreach my $dest (sort keys %{$unified_info{includes}}) {
1846 if (defined($unified_info{includes}->{$dest}->{build})) {
1847 my @source_includes =
1848 ( @{$unified_info{includes}->{$dest}->{source}} );
1849 $unified_info{includes}->{$dest} =
1850 [ @{$unified_info{includes}->{$dest}->{build}} ];
1851 foreach my $inc (@source_includes) {
1852 push @{$unified_info{includes}->{$dest}}, $inc
1853 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1856 $unified_info{includes}->{$dest} =
1857 [ @{$unified_info{includes}->{$dest}->{source}} ];
1862 # For the schemes that need it, we provide the old *_obj configs
1863 # from the *_asm_obj ones
1864 foreach (grep /_(asm|aux)_src$/, keys %target) {
1866 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1867 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1870 # Write down our configuration where it fits #########################
1872 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1880 #use vars qw(\@ISA \@EXPORT);
1881 our \@ISA = qw(Exporter);
1882 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1885 print OUT "our %config = (\n";
1886 foreach (sort keys %config) {
1887 if (ref($config{$_}) eq "ARRAY") {
1888 print OUT " ", $_, " => [ ", join(", ",
1889 map { quotify("perl", $_) }
1890 @{$config{$_}}), " ],\n";
1892 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1899 print OUT "our %target = (\n";
1900 foreach (sort keys %target) {
1901 if (ref($target{$_}) eq "ARRAY") {
1902 print OUT " ", $_, " => [ ", join(", ",
1903 map { quotify("perl", $_) }
1904 @{$target{$_}}), " ],\n";
1906 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1913 print OUT "our \%available_protocols = (\n";
1914 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1915 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1920 print OUT "our \@disablables = (\n";
1921 foreach (@disablables) {
1922 print OUT " ", quotify("perl", $_), ",\n";
1928 print OUT "our \%disabled = (\n";
1929 foreach (sort keys %disabled) {
1930 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1936 print OUT "our %withargs = (\n";
1937 foreach (sort keys %withargs) {
1938 if (ref($withargs{$_}) eq "ARRAY") {
1939 print OUT " ", $_, " => [ ", join(", ",
1940 map { quotify("perl", $_) }
1941 @{$withargs{$_}}), " ],\n";
1943 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1950 if ($builder eq "unified") {
1955 if (ref $_ eq "ARRAY") {
1956 print OUT " "x$indent, "[\n";
1958 $recurse->($indent + 4, $_);
1960 print OUT " "x$indent, "],\n";
1961 } elsif (ref $_ eq "HASH") {
1963 print OUT " "x$indent, "{\n";
1964 foreach (sort keys %h) {
1965 if (ref $h{$_} eq "") {
1966 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1968 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1969 $recurse->($indent + 8, $h{$_});
1972 print OUT " "x$indent, "},\n";
1974 print OUT " "x$indent, quotify("perl", $_), ",\n";
1978 print OUT "our %unified_info = (\n";
1979 foreach (sort keys %unified_info) {
1980 if (ref $unified_info{$_} eq "") {
1981 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1983 print OUT " "x4, quotify("perl", $_), " =>\n";
1984 $recurse->(8, $unified_info{$_});
1996 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1997 print "CFLAG =$target{cflags} $config{cflags}\n";
1998 print "SHARED_CFLAG =$target{shared_cflag}\n";
1999 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
2000 print "LFLAG =$target{lflags}\n";
2001 print "PLIB_LFLAG =$target{plib_lflags}\n";
2002 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
2003 print "APPS_OBJ =$target{apps_obj}\n";
2004 print "CPUID_OBJ =$target{cpuid_obj}\n";
2005 print "UPLINK_OBJ =$target{uplink_obj}\n";
2006 print "BN_ASM =$target{bn_obj}\n";
2007 print "EC_ASM =$target{ec_obj}\n";
2008 print "DES_ENC =$target{des_obj}\n";
2009 print "AES_ENC =$target{aes_obj}\n";
2010 print "BF_ENC =$target{bf_obj}\n";
2011 print "CAST_ENC =$target{cast_obj}\n";
2012 print "RC4_ENC =$target{rc4_obj}\n";
2013 print "RC5_ENC =$target{rc5_obj}\n";
2014 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2015 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2016 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2017 print "CMLL_ENC =$target{cmll_obj}\n";
2018 print "MODES_OBJ =$target{modes_obj}\n";
2019 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2020 print "CHACHA_ENC =$target{chacha_obj}\n";
2021 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2022 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2023 print "PROCESSOR =$config{processor}\n";
2024 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2025 "$config{cross_compile_prefix}ranlib" :
2026 "$target{ranlib}", "\n";
2027 print "ARFLAGS =$target{arflags}\n";
2028 print "PERL =$config{perl}\n";
2030 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2031 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2032 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2033 print "BN_LLONG mode\n" if $config{bn_ll};
2034 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2038 run_dofile(catfile($blddir, $target{build_file}),
2039 $config{build_file_template},
2040 catfile($srcdir, "Configurations", "common.tmpl"));
2044 $builders{$builder}->($builder_platform, @builder_opts);
2048 Configured for $target.
2051 print <<"EOF" if ($disabled{threads} eq "unavailable");
2053 The library could not be configured for supporting multi-threaded
2054 applications as the compiler options required on this system are not known.
2055 See file INSTALL for details if you need multi-threading.
2058 print <<"EOF" if ($no_shared_warn);
2060 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2061 platform, so we will pretend you gave the option 'no-pic', which also disables
2062 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2063 or position independent code, please let us know (but please first make sure
2064 you have tried with a current version of OpenSSL).
2067 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2069 WARNING: there are indications that another build was made in the source
2070 directory. This build may have picked up artifacts from that build, the
2071 safest course of action is to clean the source directory and redo this
2077 ######################################################################
2079 # Helpers and utility functions
2082 # Configuration file reading #########################################
2084 # Note: All of the helper functions are for lazy evaluation. They all
2085 # return a CODE ref, which will return the intended value when evaluated.
2086 # Thus, whenever there's mention of a returned value, it's about that
2089 # Helper function to implement conditional inheritance depending on the
2090 # value of $disabled{asm}. Used in inherit_from values as follows:
2092 # inherit_from => [ "template", asm("asm_tmpl") ]
2097 $disabled{asm} ? () : @x;
2101 # Helper function to implement conditional value variants, with a default
2102 # plus additional values based on the value of $config{build_type}.
2103 # Arguments are given in hash table form:
2105 # picker(default => "Basic string: ",
2107 # release => "release")
2109 # When configuring with --debug, the resulting string will be
2110 # "Basic string: debug", and when not, it will be "Basic string: release"
2112 # This can be used to create variants of sets of flags according to the
2115 # cflags => picker(default => "-Wall",
2116 # debug => "-g -O0",
2121 return sub { add($opts{default} || (),
2122 $opts{$config{build_type}} || ())->(); }
2125 # Helper function to combine several values of different types into one.
2126 # This is useful if you want to combine a string with the result of a
2127 # lazy function, such as:
2129 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2133 return sub { add(@stuff)->(); }
2136 # Helper function to implement conditional values depending on the value
2137 # of $disabled{threads}. Can be used as follows:
2139 # cflags => combine("-Wall", threads("-pthread"))
2143 return sub { add($disabled{threads} ? () : @flags)->(); }
2148 our $add_called = 0;
2149 # Helper function to implement adding values to already existing configuration
2150 # values. It handles elements that are ARRAYs, CODEs and scalars
2152 my $separator = shift;
2154 # If there's any ARRAY in the collection of values OR the separator
2155 # is undef, we will return an ARRAY of combined values, otherwise a
2156 # string of joined values with $separator as the separator.
2157 my $found_array = !defined($separator);
2162 while (ref($res) eq "CODE") {
2165 if (defined($res)) {
2166 if (ref($res) eq "ARRAY") {
2182 join($separator, grep { defined($_) && $_ ne "" } @values);
2186 my $separator = " ";
2187 if (ref($_[$#_]) eq "HASH") {
2189 $separator = $opts->{separator};
2192 sub { _add($separator, @x, @_) };
2195 my $separator = " ";
2196 if (ref($_[$#_]) eq "HASH") {
2198 $separator = $opts->{separator};
2201 sub { _add($separator, @_, @x) };
2204 # configuration reader, evaluates the input file as a perl script and expects
2205 # it to fill %targets with target configurations. Those are then added to
2209 open(CONFFILE, "< $fname")
2210 or die "Can't open configuration file '$fname'!\n";
2213 my $content = <CONFFILE>;
2218 local %table = %::table; # Protect %table from tampering
2224 # For each target, check that it's configured with a hash table.
2225 foreach (keys %targets) {
2226 if (ref($targets{$_}) ne "HASH") {
2227 if (ref($targets{$_}) eq "") {
2228 warn "Deprecated target configuration for $_, ignoring...\n";
2230 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2232 delete $targets{$_};
2236 %table = (%table, %targets);
2240 # configuration resolver. Will only resolve all the lazy evaluation
2241 # codeblocks for the chosen target and all those it inherits from,
2243 sub resolve_config {
2245 my @breadcrumbs = @_;
2247 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2249 if (grep { $_ eq $target } @breadcrumbs) {
2250 die "inherit_from loop! target backtrace:\n "
2251 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2254 if (!defined($table{$target})) {
2255 warn "Warning! target $target doesn't exist!\n";
2258 # Recurse through all inheritances. They will be resolved on the
2259 # fly, so when this operation is done, they will all just be a
2260 # bunch of attributes with string values.
2261 # What we get here, though, are keys with references to lists of
2262 # the combined values of them all. We will deal with lists after
2263 # this stage is done.
2264 my %combined_inheritance = ();
2265 if ($table{$target}->{inherit_from}) {
2267 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2268 foreach (@inherit_from) {
2269 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2271 # 'template' is a marker that's considered private to
2272 # the config that had it.
2273 delete $inherited_config{template};
2275 foreach (keys %inherited_config) {
2276 if (!$combined_inheritance{$_}) {
2277 $combined_inheritance{$_} = [];
2279 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2284 # We won't need inherit_from in this target any more, since we've
2285 # resolved all the inheritances that lead to this
2286 delete $table{$target}->{inherit_from};
2288 # Now is the time to deal with those lists. Here's the place to
2289 # decide what shall be done with those lists, all based on the
2290 # values of the target we're currently dealing with.
2291 # - If a value is a coderef, it will be executed with the list of
2292 # inherited values as arguments.
2293 # - If the corresponding key doesn't have a value at all or is the
2294 # empty string, the inherited value list will be run through the
2295 # default combiner (below), and the result becomes this target's
2297 # - Otherwise, this target's value is assumed to be a string that
2298 # will simply override the inherited list of values.
2299 my $default_combiner = add();
2302 map { $_ => 1 } (keys %combined_inheritance,
2303 keys %{$table{$target}});
2305 sub process_values {
2307 my $inherited = shift; # Always a [ list ]
2313 while(ref($object) eq "CODE") {
2314 $object = $object->(@$inherited);
2316 if (!defined($object)) {
2319 elsif (ref($object) eq "ARRAY") {
2320 local $add_called; # To make sure recursive calls don't affect it
2321 return [ map { process_values($_, $inherited, $target, $entry) }
2323 } elsif (ref($object) eq "") {
2326 die "cannot handle reference type ",ref($object)
2327 ," found in target ",$target," -> ",$entry,"\n";
2331 foreach (sort keys %all_keys) {
2332 my $previous = $combined_inheritance{$_};
2334 # Current target doesn't have a value for the current key?
2335 # Assign it the default combiner, the rest of this loop body
2336 # will handle it just like any other coderef.
2337 if (!exists $table{$target}->{$_}) {
2338 $table{$target}->{$_} = $default_combiner;
2341 $table{$target}->{$_} = process_values($table{$target}->{$_},
2342 $combined_inheritance{$_},
2344 unless(defined($table{$target}->{$_})) {
2345 delete $table{$target}->{$_};
2347 # if ($extra_checks &&
2348 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2349 # warn "$_ got replaced in $target\n";
2353 # Finally done, return the result.
2354 return %{$table{$target}};
2359 print STDERR $usage;
2360 print STDERR "\npick os/compiler from:\n";
2364 foreach $i (sort keys %table)
2366 next if $table{$i}->{template};
2367 next if $i =~ /^debug/;
2368 $k += length($i) + 1;
2374 print STDERR $i . " ";
2376 foreach $i (sort keys %table)
2378 next if $table{$i}->{template};
2379 next if $i !~ /^debug/;
2380 $k += length($i) + 1;
2386 print STDERR $i . " ";
2388 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2397 unlink $out || warn "Can't remove $out, $!"
2399 foreach (@templates) {
2400 die "Can't open $_, $!" unless -f $_;
2402 my $perlcmd = (quotify("maybeshell", $config{perl}))[0];
2403 my $cmd = "$perlcmd \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2404 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2407 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2414 if (eval { require IPC::Cmd; 1; }) {
2416 return scalar IPC::Cmd::can_run($name);
2418 # if there is $directories component in splitpath,
2419 # then it's not something to test with $PATH...
2420 return $name if (File::Spec->splitpath($name))[1];
2422 foreach (File::Spec->path()) {
2423 my $fullpath = catfile($_, "$name$target{exe_extension}");
2424 if (-f $fullpath and -x $fullpath) {
2431 # Configuration printer ##############################################
2433 sub print_table_entry
2436 my %target = resolve_config($target);
2439 # Don't print the templates
2440 return if $target{template};
2501 if ($type eq "TABLE") {
2503 print "*** $target\n";
2504 foreach (@sequence) {
2505 if (ref($target{$_}) eq "ARRAY") {
2506 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2508 printf "\$%-12s = %s\n", $_, $target{$_};
2511 } elsif ($type eq "HASH") {
2513 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2514 print " '$target' => {\n";
2515 foreach (@sequence) {
2517 if (ref($target{$_}) eq "ARRAY") {
2518 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2520 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2528 # Utility routines ###################################################
2530 # On VMS, if the given file is a logical name, File::Spec::Functions
2531 # will consider it an absolute path. There are cases when we want a
2532 # purely syntactic check without checking the environment.
2536 # On non-platforms, we just use file_name_is_absolute().
2537 return file_name_is_absolute($file) unless $^O eq "VMS";
2539 # If the file spec includes a device or a directpry spec,
2540 # file_name_is_absolute() is perfectly safe.
2541 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2543 # Here, we know the given file spec isn't absolute
2547 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2548 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2549 # realpath() requires that at least all path components except the last is an
2550 # existing directory. On VMS, the last component of the directory spec must
2555 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2556 # will return the volume name for the device, no matter what. Also,
2557 # it will return an incorrect directory spec if the argument is a
2558 # directory that doesn't exist.
2560 return rel2abs($dir);
2563 # We use realpath() on Unix, since no other will properly clean out
2565 use Cwd qw/realpath/;
2567 return realpath($dir);
2572 perl => sub { my $x = shift;
2573 $x =~ s/([\\\$\@"])/\\$1/g;
2574 return '"'.$x.'"'; },
2575 maybeshell => sub { my $x = shift;
2576 (my $y = $x) =~ s/([\\\"])/\\$1/g;
2577 if ($x ne $y || $x =~ m|\s|) {
2586 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2588 return map { $processor->($_); } @_;
2591 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2592 # $filename is a file name to read from
2593 # $line_concat_cond_re is a regexp detecting a line continuation ending
2594 # $line_concat is a CODEref that takes care of concatenating two lines
2595 sub collect_from_file {
2596 my $filename = shift;
2597 my $line_concat_cond_re = shift;
2598 my $line_concat = shift;
2600 open my $fh, $filename || die "unable to read $filename: $!\n";
2602 my $saved_line = "";
2606 if (defined $line_concat) {
2607 $_ = $line_concat->($saved_line, $_);
2610 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2616 die "$filename ending with continuation line\n" if $_;
2622 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2623 # $array is an ARRAYref of lines
2624 # $line_concat_cond_re is a regexp detecting a line continuation ending
2625 # $line_concat is a CODEref that takes care of concatenating two lines
2626 sub collect_from_array {
2628 my $line_concat_cond_re = shift;
2629 my $line_concat = shift;
2630 my @array = (@$array);
2633 my $saved_line = "";
2635 while (defined($_ = shift @array)) {
2637 if (defined $line_concat) {
2638 $_ = $line_concat->($saved_line, $_);
2641 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2647 die "input text ending with continuation line\n" if $_;
2652 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2653 # $lineiterator is a CODEref that delivers one line at a time.
2654 # All following arguments are regex/CODEref pairs, where the regexp detects a
2655 # line and the CODEref does something with the result of the regexp.
2656 sub collect_information {
2657 my $lineiterator = shift;
2658 my %collectors = @_;
2660 while(defined($_ = $lineiterator->())) {
2663 if ($collectors{"BEFORE"}) {
2664 $collectors{"BEFORE"}->($_);
2666 foreach my $re (keys %collectors) {
2667 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2668 $collectors{$re}->($lineiterator);
2672 if ($collectors{"OTHERWISE"}) {
2673 $collectors{"OTHERWISE"}->($lineiterator, $_)
2674 unless $found || !defined $collectors{"OTHERWISE"};
2676 if ($collectors{"AFTER"}) {
2677 $collectors{"AFTER"}->($_);
2683 # $line is a line of text to split up into tokens
2684 # returns a list of tokens
2686 # Tokens are divided by spaces. If the tokens include spaces, they
2687 # have to be quoted with single or double quotes. Double quotes
2688 # inside a double quoted token must be escaped. Escaping is done
2690 # Basically, the same quoting rules apply for " and ' as in any
2693 my $line = my $debug_line = shift;
2696 while ($line =~ s|^\s+||, $line ne "") {
2698 while ($line ne "" && $line !~ m|^\s|) {
2699 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2702 } elsif ($line =~ m/^'([^']*)'/) {
2705 } elsif ($line =~ m/^(\S+)/) {
2710 push @result, $token;
2713 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2714 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2715 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";