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{md5_asm_src}) {
1130 push @{$config{defines}}, "MD5_ASM";
1132 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1133 if ($target{rmd160_asm_src}) {
1134 push @{$config{defines}}, "RMD160_ASM";
1136 if ($target{aes_asm_src}) {
1137 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1138 # aes-ctr.fake is not a real file, only indication that assembler
1139 # module implements AES_ctr32_encrypt...
1140 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1141 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1142 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1143 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1144 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1145 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1147 if ($target{wp_asm_src} =~ /mmx/) {
1148 if ($config{processor} eq "386") {
1149 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1150 } elsif (!$disabled{"whirlpool"}) {
1151 push @{$config{defines}}, "WHIRLPOOL_ASM";
1154 if ($target{modes_asm_src} =~ /ghash-/) {
1155 push @{$config{defines}}, "GHASH_ASM";
1157 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1158 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1160 if ($target{poly1305_asm_src} ne "") {
1161 push @{$config{defines}}, "POLY1305_ASM";
1165 my $ecc = $target{cc};
1166 if ($^O ne "VMS" && !$disabled{makedepend}) {
1167 # Is the compiler gcc or clang? $ecc is used below to see if
1168 # error-checking can be turned on.
1169 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1170 open(PIPE, "$ccpcc --version 2>&1 |");
1173 # Find the version number and save the major.
1174 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1175 my $compiler_major = $1;
1176 # We know that GNU C version 3 and up as well as all clang
1177 # versions support dependency generation
1178 $config{makedepprog} = $ccpcc
1179 if (/clang/ || (/gcc/ && $compiler_major > 3));
1180 $ecc = "clang" if /clang/;
1181 $ecc = "gcc" if /gcc/;
1182 last if ($config{makedepprog} || !$lines--);
1186 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1187 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1192 # Deal with bn_ops ###################################################
1195 $config{export_var_as_fn} =0;
1196 my $def_int="unsigned int";
1197 $config{rc4_int} =$def_int;
1198 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1201 foreach (sort split(/\s+/,$target{bn_ops})) {
1202 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1203 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1204 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1205 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1206 ($config{b64l},$config{b64},$config{b32})
1207 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1208 ($config{b64l},$config{b64},$config{b32})
1209 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1210 ($config{b64l},$config{b64},$config{b32})
1211 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1213 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1217 # Hack cflags for better warnings (dev option) #######################
1219 # "Stringify" the C flags string. This permits it to be made part of a string
1220 # and works as well on command lines.
1221 $config{cflags} =~ s/([\\\"])/\\$1/g;
1223 if (defined($config{api})) {
1224 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1225 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1226 push @{$config{defines}}, $apiflag;
1229 if ($strict_warnings)
1232 die "ERROR --strict-warnings requires gcc or clang"
1233 unless $ecc eq 'gcc' || $ecc eq 'clang';
1234 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1236 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1238 if ($ecc eq "clang")
1240 foreach $wopt (split /\s+/, $clang_devteam_warn)
1242 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1247 unless ($disabled{"crypto-mdebug-backtrace"})
1249 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1251 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1253 if ($target =~ /^BSD-/)
1255 $config{ex_libs} .= " -lexecinfo";
1259 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1260 else { $no_user_cflags=1; }
1261 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1262 else { $no_user_defines=1; }
1264 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1266 unless ($disabled{afalgeng}) {
1267 $config{afalgeng}="";
1268 if ($target =~ m/^linux/) {
1269 my $minver = 4*10000 + 1*100 + 0;
1270 if ($config{cross_compile_prefix} eq "") {
1271 my $verstr = `uname -r`;
1272 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1273 ($mi2) = $mi2 =~ /(\d+)/;
1274 my $ver = $ma*10000 + $mi1*100 + $mi2;
1275 if ($ver < $minver) {
1276 $disabled{afalgeng} = "too-old-kernel";
1278 push @{$config{engdirs}}, "afalg";
1281 $disabled{afalgeng} = "cross-compiling";
1284 $disabled{afalgeng} = "not-linux";
1288 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1290 # If we use the unified build, collect information from build.info files
1291 my %unified_info = ();
1293 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1294 if ($builder eq "unified") {
1295 # Store the name of the template file we will build the build file from
1296 # in %config. This may be useful for the build file itself.
1297 my $build_file_template;
1299 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1300 $target{build_file}.".tmpl" )) {
1301 if (defined $ENV{$local_config_envname}) {
1303 # VMS environment variables are logical names,
1304 # which can be used as is
1305 $build_file_template = $local_config_envname . ':' . $filename;
1307 $build_file_template = catfile($ENV{$local_config_envname},
1312 last if -f $build_file_template;
1314 $build_file_template = catfile($srcdir, "Configurations", $filename);
1316 last if -f $build_file_template;
1318 $config{build_file_template} = $build_file_template;
1320 use lib catdir(dirname(__FILE__),"util");
1321 use with_fallback qw(Text::Template);
1326 my $relativeto = shift || ".";
1328 $dir = catdir($base,$dir) unless isabsolute($dir);
1330 # Make sure the directories we're building in exists
1333 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1334 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1341 my $relativeto = shift || ".";
1343 $file = catfile($base,$file) unless isabsolute($file);
1345 my $d = dirname($file);
1346 my $f = basename($file);
1348 # Make sure the directories we're building in exists
1351 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1352 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1356 my @build_infos = ( [ ".", "build.info" ] );
1357 foreach (@{$config{dirs}}) {
1358 push @build_infos, [ $_, "build.info" ]
1359 if (-f catfile($srcdir, $_, "build.info"));
1361 foreach (@{$config{sdirs}}) {
1362 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1363 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1365 foreach (@{$config{engdirs}}) {
1366 push @build_infos, [ catdir("engines", $_), "build.info" ]
1367 if (-f catfile($srcdir, "engines", $_, "build.info"));
1370 $config{build_infos} = [ ];
1372 foreach (@build_infos) {
1373 my $sourced = catdir($srcdir, $_->[0]);
1374 my $buildd = catdir($blddir, $_->[0]);
1379 # The basic things we're trying to build
1381 my @programs_install = ();
1383 my @libraries_install = ();
1385 my @engines_install = ();
1387 my @scripts_install = ();
1390 my @intermediates = ();
1395 my %shared_sources = ();
1399 my %sharednames = ();
1402 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1403 my $template = Text::Template->new(TYPE => 'FILE',
1404 SOURCE => catfile($sourced, $f));
1405 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1408 $template->fill_in(HASH => { config => \%config,
1410 disabled => \%disabled,
1411 withargs => \%withargs,
1412 builddir => abs2rel($buildd, $blddir),
1413 sourcedir => abs2rel($sourced, $blddir),
1414 buildtop => abs2rel($blddir, $blddir),
1415 sourcetop => abs2rel($srcdir, $blddir) },
1416 DELIMITERS => [ "{-", "-}" ]);
1418 # The top item of this stack has the following values
1419 # -2 positive already run and we found ELSE (following ELSIF should fail)
1420 # -1 positive already run (skip until ENDIF)
1421 # 0 negatives so far (if we're at a condition, check it)
1422 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1423 # 2 positive ELSE (following ELSIF should fail)
1425 collect_information(
1426 collect_from_array([ @text ],
1427 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1428 $l1 =~ s/\\$//; $l1.$l2 }),
1429 # Info we're looking for
1430 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1432 if (! @skip || $skip[$#skip] > 0) {
1438 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1439 => sub { die "ELSIF out of scope" if ! @skip;
1440 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1441 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1442 $skip[$#skip] = !! $1
1443 if $skip[$#skip] == 0; },
1445 => sub { die "ELSE out of scope" if ! @skip;
1446 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1447 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1449 => sub { die "ENDIF out of scope" if ! @skip;
1451 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1453 if (!@skip || $skip[$#skip] > 0) {
1455 my @x = tokenize($2);
1457 push @programs_install, @x unless $install;
1460 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1462 if (!@skip || $skip[$#skip] > 0) {
1464 my @x = tokenize($2);
1465 push @libraries, @x;
1466 push @libraries_install, @x unless $install;
1469 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1471 if (!@skip || $skip[$#skip] > 0) {
1473 my @x = tokenize($2);
1475 push @engines_install, @x unless $install;
1478 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1480 if (!@skip || $skip[$#skip] > 0) {
1482 my @x = tokenize($2);
1484 push @scripts_install, @x unless $install;
1487 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1488 => sub { push @extra, tokenize($1)
1489 if !@skip || $skip[$#skip] > 0 },
1490 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1491 => sub { push @overrides, tokenize($1)
1492 if !@skip || $skip[$#skip] > 0 },
1494 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1495 => sub { push @{$ordinals{$1}}, tokenize($2)
1496 if !@skip || $skip[$#skip] > 0 },
1497 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1498 => sub { push @{$sources{$1}}, tokenize($2)
1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1501 => sub { push @{$shared_sources{$1}}, tokenize($2)
1502 if !@skip || $skip[$#skip] > 0 },
1503 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1504 => sub { push @{$includes{$1}}, tokenize($2)
1505 if !@skip || $skip[$#skip] > 0 },
1506 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1507 => sub { push @{$depends{$1}}, tokenize($2)
1508 if !@skip || $skip[$#skip] > 0 },
1509 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1510 => sub { push @{$generate{$1}}, $2
1511 if !@skip || $skip[$#skip] > 0 },
1512 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1513 => sub { push @{$renames{$1}}, tokenize($2)
1514 if !@skip || $skip[$#skip] > 0 },
1515 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1516 => sub { push @{$sharednames{$1}}, tokenize($2)
1517 if !@skip || $skip[$#skip] > 0 },
1518 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1520 my $lineiterator = shift;
1521 my $target_kind = $1;
1522 while (defined $lineiterator->()) {
1524 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1525 die "ENDRAW doesn't match BEGINRAW"
1526 if $1 ne $target_kind;
1529 next if @skip && $skip[$#skip] <= 0;
1531 if ($target_kind eq $target{build_file}
1532 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1535 qr/^(?:#.*|\s*)$/ => sub { },
1536 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1538 if ($buildinfo_debug) {
1539 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1540 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1544 if ($buildinfo_debug) {
1545 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1549 die "runaway IF?" if (@skip);
1551 foreach (keys %renames) {
1552 die "$_ renamed to more than one thing: "
1553 ,join(" ", @{$renames{$_}}),"\n"
1554 if scalar @{$renames{$_}} > 1;
1555 my $dest = cleanfile($buildd, $_, $blddir);
1556 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1557 die "$dest renamed to more than one thing: "
1558 ,$unified_info{rename}->{$dest}, $to
1559 unless !defined($unified_info{rename}->{$dest})
1560 or $unified_info{rename}->{$dest} eq $to;
1561 $unified_info{rename}->{$dest} = $to;
1564 foreach (@programs) {
1565 my $program = cleanfile($buildd, $_, $blddir);
1566 if ($unified_info{rename}->{$program}) {
1567 $program = $unified_info{rename}->{$program};
1569 $unified_info{programs}->{$program} = 1;
1572 foreach (@programs_install) {
1573 my $program = cleanfile($buildd, $_, $blddir);
1574 if ($unified_info{rename}->{$program}) {
1575 $program = $unified_info{rename}->{$program};
1577 $unified_info{install}->{programs}->{$program} = 1;
1580 foreach (@libraries) {
1581 my $library = cleanfile($buildd, $_, $blddir);
1582 if ($unified_info{rename}->{$library}) {
1583 $library = $unified_info{rename}->{$library};
1585 $unified_info{libraries}->{$library} = 1;
1588 foreach (@libraries_install) {
1589 my $library = cleanfile($buildd, $_, $blddir);
1590 if ($unified_info{rename}->{$library}) {
1591 $library = $unified_info{rename}->{$library};
1593 $unified_info{install}->{libraries}->{$library} = 1;
1596 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1597 ENGINES can only be used if configured with 'dynamic-engine'.
1598 This is usually a fault in a build.info file.
1600 foreach (@engines) {
1601 my $library = cleanfile($buildd, $_, $blddir);
1602 if ($unified_info{rename}->{$library}) {
1603 $library = $unified_info{rename}->{$library};
1605 $unified_info{engines}->{$library} = 1;
1608 foreach (@engines_install) {
1609 my $library = cleanfile($buildd, $_, $blddir);
1610 if ($unified_info{rename}->{$library}) {
1611 $library = $unified_info{rename}->{$library};
1613 $unified_info{install}->{engines}->{$library} = 1;
1616 foreach (@scripts) {
1617 my $script = cleanfile($buildd, $_, $blddir);
1618 if ($unified_info{rename}->{$script}) {
1619 $script = $unified_info{rename}->{$script};
1621 $unified_info{scripts}->{$script} = 1;
1624 foreach (@scripts_install) {
1625 my $script = cleanfile($buildd, $_, $blddir);
1626 if ($unified_info{rename}->{$script}) {
1627 $script = $unified_info{rename}->{$script};
1629 $unified_info{install}->{scripts}->{$script} = 1;
1633 my $extra = cleanfile($buildd, $_, $blddir);
1634 $unified_info{extra}->{$extra} = 1;
1637 foreach (@overrides) {
1638 my $override = cleanfile($buildd, $_, $blddir);
1639 $unified_info{overrides}->{$override} = 1;
1642 push @{$unified_info{rawlines}}, @rawlines;
1644 unless ($disabled{shared}) {
1645 # Check sharednames.
1646 foreach (keys %sharednames) {
1647 my $dest = cleanfile($buildd, $_, $blddir);
1648 if ($unified_info{rename}->{$dest}) {
1649 $dest = $unified_info{rename}->{$dest};
1651 die "shared_name for $dest with multiple values: "
1652 ,join(" ", @{$sharednames{$_}}),"\n"
1653 if scalar @{$sharednames{$_}} > 1;
1654 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1655 die "shared_name found for a library $dest that isn't defined\n"
1656 unless $unified_info{libraries}->{$dest};
1657 die "shared_name for $dest with multiple values: "
1658 ,$unified_info{sharednames}->{$dest}, ", ", $to
1659 unless !defined($unified_info{sharednames}->{$dest})
1660 or $unified_info{sharednames}->{$dest} eq $to;
1661 $unified_info{sharednames}->{$dest} = $to;
1664 # Additionally, we set up sharednames for libraries that don't
1665 # have any, as themselves.
1666 foreach (keys %{$unified_info{libraries}}) {
1667 if (!defined $unified_info{sharednames}->{$_}) {
1668 $unified_info{sharednames}->{$_} = $_
1673 foreach (keys %ordinals) {
1675 my $ddest = cleanfile($buildd, $_, $blddir);
1676 if ($unified_info{rename}->{$ddest}) {
1677 $ddest = $unified_info{rename}->{$ddest};
1679 foreach (@{$ordinals{$dest}}) {
1680 my %known_ordinals =
1683 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1685 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1687 my $o = $known_ordinals{$_};
1688 die "Ordinals for $ddest defined more than once\n"
1689 if $unified_info{ordinals}->{$ddest};
1690 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1694 foreach (keys %sources) {
1696 my $ddest = cleanfile($buildd, $_, $blddir);
1697 if ($unified_info{rename}->{$ddest}) {
1698 $ddest = $unified_info{rename}->{$ddest};
1700 foreach (@{$sources{$dest}}) {
1701 my $s = cleanfile($sourced, $_, $blddir);
1703 # If it isn't in the source tree, we assume it's generated
1706 $s = cleanfile($buildd, $_, $blddir);
1708 # We recognise C and asm files
1709 if ($s =~ /\.[csS]\b$/) {
1710 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1711 $o = cleanfile($buildd, $o, $blddir);
1712 $unified_info{sources}->{$ddest}->{$o} = 1;
1713 $unified_info{sources}->{$o}->{$s} = 1;
1715 $unified_info{sources}->{$ddest}->{$s} = 1;
1720 foreach (keys %shared_sources) {
1722 my $ddest = cleanfile($buildd, $_, $blddir);
1723 if ($unified_info{rename}->{$ddest}) {
1724 $ddest = $unified_info{rename}->{$ddest};
1726 foreach (@{$shared_sources{$dest}}) {
1727 my $s = cleanfile($sourced, $_, $blddir);
1729 # If it isn't in the source tree, we assume it's generated
1732 $s = cleanfile($buildd, $_, $blddir);
1734 # We recognise C and asm files
1735 if ($s =~ /\.[csS]\b$/) {
1736 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1737 $o = cleanfile($buildd, $o, $blddir);
1738 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1739 $unified_info{sources}->{$o}->{$s} = 1;
1741 die "unrecognised source file type for shared library: $s\n";
1746 foreach (keys %generate) {
1748 my $ddest = cleanfile($buildd, $_, $blddir);
1749 if ($unified_info{rename}->{$ddest}) {
1750 $ddest = $unified_info{rename}->{$ddest};
1752 die "more than one generator for $dest: "
1753 ,join(" ", @{$generate{$_}}),"\n"
1754 if scalar @{$generate{$_}} > 1;
1755 my @generator = split /\s+/, $generate{$dest}->[0];
1756 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1757 $unified_info{generate}->{$ddest} = [ @generator ];
1760 foreach (keys %depends) {
1762 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1764 # If the destination doesn't exist in source, it can only be
1765 # a generated file in the build tree.
1766 if ($ddest ne "" && ! -f $ddest) {
1767 $ddest = cleanfile($buildd, $_, $blddir);
1768 if ($unified_info{rename}->{$ddest}) {
1769 $ddest = $unified_info{rename}->{$ddest};
1772 foreach (@{$depends{$dest}}) {
1773 my $d = cleanfile($sourced, $_, $blddir);
1775 # If we know it's generated, or assume it is because we can't
1776 # find it in the source tree, we set file we depend on to be
1777 # in the build tree rather than the source tree, and assume
1778 # and that there are lines to build it in a BEGINRAW..ENDRAW
1779 # section or in the Makefile template.
1781 || (grep { $d eq $_ }
1782 map { cleanfile($srcdir, $_, $blddir) }
1783 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1784 $d = cleanfile($buildd, $_, $blddir);
1786 # Take note if the file to depend on is being renamed
1787 if ($unified_info{rename}->{$d}) {
1788 $d = $unified_info{rename}->{$d};
1790 $unified_info{depends}->{$ddest}->{$d} = 1;
1791 # If we depend on a header file or a perl module, let's make
1792 # sure it can get included
1793 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1794 my $i = dirname($d);
1795 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1796 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1801 foreach (keys %includes) {
1803 my $ddest = cleanfile($sourced, $_, $blddir);
1805 # If the destination doesn't exist in source, it can only be
1806 # a generated file in the build tree.
1808 $ddest = cleanfile($buildd, $_, $blddir);
1809 if ($unified_info{rename}->{$ddest}) {
1810 $ddest = $unified_info{rename}->{$ddest};
1813 foreach (@{$includes{$dest}}) {
1814 my $is = cleandir($sourced, $_, $blddir);
1815 my $ib = cleandir($buildd, $_, $blddir);
1816 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1817 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1818 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1819 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1824 ### Make unified_info a bit more efficient
1825 # One level structures
1826 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1827 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1829 # Two level structures
1830 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1831 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1832 $unified_info{$l1}->{$l2} =
1833 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1837 foreach my $dest (sort keys %{$unified_info{includes}}) {
1838 if (defined($unified_info{includes}->{$dest}->{build})) {
1839 my @source_includes =
1840 ( @{$unified_info{includes}->{$dest}->{source}} );
1841 $unified_info{includes}->{$dest} =
1842 [ @{$unified_info{includes}->{$dest}->{build}} ];
1843 foreach my $inc (@source_includes) {
1844 push @{$unified_info{includes}->{$dest}}, $inc
1845 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1848 $unified_info{includes}->{$dest} =
1849 [ @{$unified_info{includes}->{$dest}->{source}} ];
1854 # For the schemes that need it, we provide the old *_obj configs
1855 # from the *_asm_obj ones
1856 foreach (grep /_(asm|aux)_src$/, keys %target) {
1858 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1859 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1862 # Write down our configuration where it fits #########################
1864 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1872 #use vars qw(\@ISA \@EXPORT);
1873 our \@ISA = qw(Exporter);
1874 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1877 print OUT "our %config = (\n";
1878 foreach (sort keys %config) {
1879 if (ref($config{$_}) eq "ARRAY") {
1880 print OUT " ", $_, " => [ ", join(", ",
1881 map { quotify("perl", $_) }
1882 @{$config{$_}}), " ],\n";
1884 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1891 print OUT "our %target = (\n";
1892 foreach (sort keys %target) {
1893 if (ref($target{$_}) eq "ARRAY") {
1894 print OUT " ", $_, " => [ ", join(", ",
1895 map { quotify("perl", $_) }
1896 @{$target{$_}}), " ],\n";
1898 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1905 print OUT "our \%available_protocols = (\n";
1906 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1907 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1912 print OUT "our \@disablables = (\n";
1913 foreach (@disablables) {
1914 print OUT " ", quotify("perl", $_), ",\n";
1920 print OUT "our \%disabled = (\n";
1921 foreach (sort keys %disabled) {
1922 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1928 print OUT "our %withargs = (\n";
1929 foreach (sort keys %withargs) {
1930 if (ref($withargs{$_}) eq "ARRAY") {
1931 print OUT " ", $_, " => [ ", join(", ",
1932 map { quotify("perl", $_) }
1933 @{$withargs{$_}}), " ],\n";
1935 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1942 if ($builder eq "unified") {
1947 if (ref $_ eq "ARRAY") {
1948 print OUT " "x$indent, "[\n";
1950 $recurse->($indent + 4, $_);
1952 print OUT " "x$indent, "],\n";
1953 } elsif (ref $_ eq "HASH") {
1955 print OUT " "x$indent, "{\n";
1956 foreach (sort keys %h) {
1957 if (ref $h{$_} eq "") {
1958 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1960 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1961 $recurse->($indent + 8, $h{$_});
1964 print OUT " "x$indent, "},\n";
1966 print OUT " "x$indent, quotify("perl", $_), ",\n";
1970 print OUT "our %unified_info = (\n";
1971 foreach (sort keys %unified_info) {
1972 if (ref $unified_info{$_} eq "") {
1973 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1975 print OUT " "x4, quotify("perl", $_), " =>\n";
1976 $recurse->(8, $unified_info{$_});
1988 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1989 print "CFLAG =$target{cflags} $config{cflags}\n";
1990 print "SHARED_CFLAG =$target{shared_cflag}\n";
1991 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1992 print "LFLAG =$target{lflags}\n";
1993 print "PLIB_LFLAG =$target{plib_lflags}\n";
1994 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1995 print "APPS_OBJ =$target{apps_obj}\n";
1996 print "CPUID_OBJ =$target{cpuid_obj}\n";
1997 print "UPLINK_OBJ =$target{uplink_obj}\n";
1998 print "BN_ASM =$target{bn_obj}\n";
1999 print "EC_ASM =$target{ec_obj}\n";
2000 print "DES_ENC =$target{des_obj}\n";
2001 print "AES_ENC =$target{aes_obj}\n";
2002 print "BF_ENC =$target{bf_obj}\n";
2003 print "CAST_ENC =$target{cast_obj}\n";
2004 print "RC4_ENC =$target{rc4_obj}\n";
2005 print "RC5_ENC =$target{rc5_obj}\n";
2006 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2007 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2008 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2009 print "CMLL_ENC =$target{cmll_obj}\n";
2010 print "MODES_OBJ =$target{modes_obj}\n";
2011 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2012 print "CHACHA_ENC =$target{chacha_obj}\n";
2013 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2014 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2015 print "PROCESSOR =$config{processor}\n";
2016 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2017 "$config{cross_compile_prefix}ranlib" :
2018 "$target{ranlib}", "\n";
2019 print "ARFLAGS =$target{arflags}\n";
2020 print "PERL =$config{perl}\n";
2022 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2023 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2024 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2025 print "BN_LLONG mode\n" if $config{bn_ll};
2026 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2030 run_dofile(catfile($blddir, $target{build_file}),
2031 $config{build_file_template},
2032 catfile($srcdir, "Configurations", "common.tmpl"));
2036 $builders{$builder}->($builder_platform, @builder_opts);
2040 Configured for $target.
2043 print <<"EOF" if ($disabled{threads} eq "unavailable");
2045 The library could not be configured for supporting multi-threaded
2046 applications as the compiler options required on this system are not known.
2047 See file INSTALL for details if you need multi-threading.
2050 print <<"EOF" if ($no_shared_warn);
2052 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2053 platform, so we will pretend you gave the option 'no-pic', which also disables
2054 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2055 or position independent code, please let us know (but please first make sure
2056 you have tried with a current version of OpenSSL).
2059 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2061 WARNING: there are indications that another build was made in the source
2062 directory. This build may have picked up artifacts from that build, the
2063 safest course of action is to clean the source directory and redo this
2069 ######################################################################
2071 # Helpers and utility functions
2074 # Configuration file reading #########################################
2076 # Note: All of the helper functions are for lazy evaluation. They all
2077 # return a CODE ref, which will return the intended value when evaluated.
2078 # Thus, whenever there's mention of a returned value, it's about that
2081 # Helper function to implement conditional inheritance depending on the
2082 # value of $disabled{asm}. Used in inherit_from values as follows:
2084 # inherit_from => [ "template", asm("asm_tmpl") ]
2089 $disabled{asm} ? () : @x;
2093 # Helper function to implement conditional value variants, with a default
2094 # plus additional values based on the value of $config{build_type}.
2095 # Arguments are given in hash table form:
2097 # picker(default => "Basic string: ",
2099 # release => "release")
2101 # When configuring with --debug, the resulting string will be
2102 # "Basic string: debug", and when not, it will be "Basic string: release"
2104 # This can be used to create variants of sets of flags according to the
2107 # cflags => picker(default => "-Wall",
2108 # debug => "-g -O0",
2113 return sub { add($opts{default} || (),
2114 $opts{$config{build_type}} || ())->(); }
2117 # Helper function to combine several values of different types into one.
2118 # This is useful if you want to combine a string with the result of a
2119 # lazy function, such as:
2121 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2125 return sub { add(@stuff)->(); }
2128 # Helper function to implement conditional values depending on the value
2129 # of $disabled{threads}. Can be used as follows:
2131 # cflags => combine("-Wall", threads("-pthread"))
2135 return sub { add($disabled{threads} ? () : @flags)->(); }
2140 our $add_called = 0;
2141 # Helper function to implement adding values to already existing configuration
2142 # values. It handles elements that are ARRAYs, CODEs and scalars
2144 my $separator = shift;
2146 # If there's any ARRAY in the collection of values OR the separator
2147 # is undef, we will return an ARRAY of combined values, otherwise a
2148 # string of joined values with $separator as the separator.
2149 my $found_array = !defined($separator);
2154 while (ref($res) eq "CODE") {
2157 if (defined($res)) {
2158 if (ref($res) eq "ARRAY") {
2174 join($separator, grep { defined($_) && $_ ne "" } @values);
2178 my $separator = " ";
2179 if (ref($_[$#_]) eq "HASH") {
2181 $separator = $opts->{separator};
2184 sub { _add($separator, @x, @_) };
2187 my $separator = " ";
2188 if (ref($_[$#_]) eq "HASH") {
2190 $separator = $opts->{separator};
2193 sub { _add($separator, @_, @x) };
2196 # configuration reader, evaluates the input file as a perl script and expects
2197 # it to fill %targets with target configurations. Those are then added to
2201 open(CONFFILE, "< $fname")
2202 or die "Can't open configuration file '$fname'!\n";
2205 my $content = <CONFFILE>;
2210 local %table = %::table; # Protect %table from tampering
2216 # For each target, check that it's configured with a hash table.
2217 foreach (keys %targets) {
2218 if (ref($targets{$_}) ne "HASH") {
2219 if (ref($targets{$_}) eq "") {
2220 warn "Deprecated target configuration for $_, ignoring...\n";
2222 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2224 delete $targets{$_};
2228 %table = (%table, %targets);
2232 # configuration resolver. Will only resolve all the lazy evaluation
2233 # codeblocks for the chosen target and all those it inherits from,
2235 sub resolve_config {
2237 my @breadcrumbs = @_;
2239 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2241 if (grep { $_ eq $target } @breadcrumbs) {
2242 die "inherit_from loop! target backtrace:\n "
2243 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2246 if (!defined($table{$target})) {
2247 warn "Warning! target $target doesn't exist!\n";
2250 # Recurse through all inheritances. They will be resolved on the
2251 # fly, so when this operation is done, they will all just be a
2252 # bunch of attributes with string values.
2253 # What we get here, though, are keys with references to lists of
2254 # the combined values of them all. We will deal with lists after
2255 # this stage is done.
2256 my %combined_inheritance = ();
2257 if ($table{$target}->{inherit_from}) {
2259 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2260 foreach (@inherit_from) {
2261 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2263 # 'template' is a marker that's considered private to
2264 # the config that had it.
2265 delete $inherited_config{template};
2267 foreach (keys %inherited_config) {
2268 if (!$combined_inheritance{$_}) {
2269 $combined_inheritance{$_} = [];
2271 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2276 # We won't need inherit_from in this target any more, since we've
2277 # resolved all the inheritances that lead to this
2278 delete $table{$target}->{inherit_from};
2280 # Now is the time to deal with those lists. Here's the place to
2281 # decide what shall be done with those lists, all based on the
2282 # values of the target we're currently dealing with.
2283 # - If a value is a coderef, it will be executed with the list of
2284 # inherited values as arguments.
2285 # - If the corresponding key doesn't have a value at all or is the
2286 # empty string, the inherited value list will be run through the
2287 # default combiner (below), and the result becomes this target's
2289 # - Otherwise, this target's value is assumed to be a string that
2290 # will simply override the inherited list of values.
2291 my $default_combiner = add();
2294 map { $_ => 1 } (keys %combined_inheritance,
2295 keys %{$table{$target}});
2297 sub process_values {
2299 my $inherited = shift; # Always a [ list ]
2305 while(ref($object) eq "CODE") {
2306 $object = $object->(@$inherited);
2308 if (!defined($object)) {
2311 elsif (ref($object) eq "ARRAY") {
2312 local $add_called; # To make sure recursive calls don't affect it
2313 return [ map { process_values($_, $inherited, $target, $entry) }
2315 } elsif (ref($object) eq "") {
2318 die "cannot handle reference type ",ref($object)
2319 ," found in target ",$target," -> ",$entry,"\n";
2323 foreach (sort keys %all_keys) {
2324 my $previous = $combined_inheritance{$_};
2326 # Current target doesn't have a value for the current key?
2327 # Assign it the default combiner, the rest of this loop body
2328 # will handle it just like any other coderef.
2329 if (!exists $table{$target}->{$_}) {
2330 $table{$target}->{$_} = $default_combiner;
2333 $table{$target}->{$_} = process_values($table{$target}->{$_},
2334 $combined_inheritance{$_},
2336 unless(defined($table{$target}->{$_})) {
2337 delete $table{$target}->{$_};
2339 # if ($extra_checks &&
2340 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2341 # warn "$_ got replaced in $target\n";
2345 # Finally done, return the result.
2346 return %{$table{$target}};
2351 print STDERR $usage;
2352 print STDERR "\npick os/compiler from:\n";
2356 foreach $i (sort keys %table)
2358 next if $table{$i}->{template};
2359 next if $i =~ /^debug/;
2360 $k += length($i) + 1;
2366 print STDERR $i . " ";
2368 foreach $i (sort keys %table)
2370 next if $table{$i}->{template};
2371 next if $i !~ /^debug/;
2372 $k += length($i) + 1;
2378 print STDERR $i . " ";
2380 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2389 unlink $out || warn "Can't remove $out, $!"
2391 foreach (@templates) {
2392 die "Can't open $_, $!" unless -f $_;
2394 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2395 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2398 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2405 if (eval { require IPC::Cmd; 1; }) {
2407 return scalar IPC::Cmd::can_run($name);
2409 # if there is $directories component in splitpath,
2410 # then it's not something to test with $PATH...
2411 return $name if (File::Spec->splitpath($name))[1];
2413 foreach (File::Spec->path()) {
2414 my $fullpath = catfile($_, "$name$target{exe_extension}");
2415 if (-f $fullpath and -x $fullpath) {
2422 # Configuration printer ##############################################
2424 sub print_table_entry
2427 my %target = resolve_config($target);
2430 # Don't print the templates
2431 return if $target{template};
2468 "shared_extension_simple",
2469 "shared_import_extension",
2480 if ($type eq "TABLE") {
2482 print "*** $target\n";
2483 foreach (@sequence) {
2484 if (ref($target{$_}) eq "ARRAY") {
2485 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2487 printf "\$%-12s = %s\n", $_, $target{$_};
2490 } elsif ($type eq "HASH") {
2492 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2493 print " '$target' => {\n";
2494 foreach (@sequence) {
2496 if (ref($target{$_}) eq "ARRAY") {
2497 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2499 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2507 # Utility routines ###################################################
2509 # On VMS, if the given file is a logical name, File::Spec::Functions
2510 # will consider it an absolute path. There are cases when we want a
2511 # purely syntactic check without checking the environment.
2515 # On non-platforms, we just use file_name_is_absolute().
2516 return file_name_is_absolute($file) unless $^O eq "VMS";
2518 # If the file spec includes a device or a directpry spec,
2519 # file_name_is_absolute() is perfectly safe.
2520 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2522 # Here, we know the given file spec isn't absolute
2526 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2527 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2528 # realpath() requires that at least all path components except the last is an
2529 # existing directory. On VMS, the last component of the directory spec must
2534 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2535 # will return the volume name for the device, no matter what. Also,
2536 # it will return an incorrect directory spec if the argument is a
2537 # directory that doesn't exist.
2539 return rel2abs($dir);
2542 # We use realpath() on Unix, since no other will properly clean out
2544 use Cwd qw/realpath/;
2546 return realpath($dir);
2551 perl => sub { my $x = shift;
2552 $x =~ s/([\\\$\@"])/\\$1/g;
2553 return '"'.$x.'"'; },
2557 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2559 return map { $processor->($_); } @_;
2562 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2563 # $filename is a file name to read from
2564 # $line_concat_cond_re is a regexp detecting a line continuation ending
2565 # $line_concat is a CODEref that takes care of concatenating two lines
2566 sub collect_from_file {
2567 my $filename = shift;
2568 my $line_concat_cond_re = shift;
2569 my $line_concat = shift;
2571 open my $fh, $filename || die "unable to read $filename: $!\n";
2573 my $saved_line = "";
2577 if (defined $line_concat) {
2578 $_ = $line_concat->($saved_line, $_);
2581 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2587 die "$filename ending with continuation line\n" if $_;
2593 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2594 # $array is an ARRAYref of lines
2595 # $line_concat_cond_re is a regexp detecting a line continuation ending
2596 # $line_concat is a CODEref that takes care of concatenating two lines
2597 sub collect_from_array {
2599 my $line_concat_cond_re = shift;
2600 my $line_concat = shift;
2601 my @array = (@$array);
2604 my $saved_line = "";
2606 while (defined($_ = shift @array)) {
2608 if (defined $line_concat) {
2609 $_ = $line_concat->($saved_line, $_);
2612 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2618 die "input text ending with continuation line\n" if $_;
2623 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2624 # $lineiterator is a CODEref that delivers one line at a time.
2625 # All following arguments are regex/CODEref pairs, where the regexp detects a
2626 # line and the CODEref does something with the result of the regexp.
2627 sub collect_information {
2628 my $lineiterator = shift;
2629 my %collectors = @_;
2631 while(defined($_ = $lineiterator->())) {
2634 if ($collectors{"BEFORE"}) {
2635 $collectors{"BEFORE"}->($_);
2637 foreach my $re (keys %collectors) {
2638 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2639 $collectors{$re}->($lineiterator);
2643 if ($collectors{"OTHERWISE"}) {
2644 $collectors{"OTHERWISE"}->($lineiterator, $_)
2645 unless $found || !defined $collectors{"OTHERWISE"};
2647 if ($collectors{"AFTER"}) {
2648 $collectors{"AFTER"}->($_);
2654 # $line is a line of text to split up into tokens
2655 # returns a list of tokens
2657 # Tokens are divided by spaces. If the tokens include spaces, they
2658 # have to be quoted with single or double quotes. Double quotes
2659 # inside a double quoted token must be escaped. Escaping is done
2661 # Basically, the same quoting rules apply for " and ' as in any
2664 my $line = my $debug_line = shift;
2667 while ($line =~ s|^\s+||, $line ne "") {
2669 while ($line ne "" && $line !~ m|^\s|) {
2670 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2673 } elsif ($line =~ m/^'([^']*)'/) {
2676 } elsif ($line =~ m/^(\S+)/) {
2681 push @result, $token;
2684 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2685 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2686 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";