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 ASE_[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-specifc,
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 compability 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 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
249 # crypto/ subdirectories to build
252 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
253 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
254 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
255 "buffer", "bio", "stack", "lhash", "rand", "err",
256 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
257 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
260 # Known TLS and DTLS protocols
261 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
262 my @dtls = qw(dtls1 dtls1_2);
264 # Explicitly known options that are possible to disable. They can
265 # be regexps, and will be used like this: /^no-${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 = (
363 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
365 our %disabled = ( # "what" => "comment"
367 "ec_nistp_64_gcc_128" => "default",
369 "fuzz-libfuzzer" => "default",
370 "fuzz-afl" => "default",
374 "ssl-trace" => "default",
376 "ssl3-method" => "default",
377 "ubsan" => "default",
378 "unit-test" => "default",
379 "weak-ssl-ciphers" => "default",
381 "zlib-dynamic" => "default",
382 "crypto-mdebug" => "default",
383 "crypto-mdebug-backtrace" => "default",
384 "heartbeats" => "default",
387 # Note: => pair form used for aesthetics, not to truly make a hash table
388 my @disable_cascades = (
389 # "what" => [ "cascade", ... ]
390 sub { $config{processor} eq "386" }
393 "ssl3-method" => [ "ssl3" ],
394 "zlib" => [ "zlib-dynamic" ],
396 "ec" => [ "ecdsa", "ecdh" ],
398 "dgram" => [ "dtls", "sctp" ],
399 "sock" => [ "dgram" ],
402 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
403 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
404 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
406 # Additionally, SSL 3.0 requires either RSA or DSA+DH
408 && ($disabled{dsa} || $disabled{dh}); }
411 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
412 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
413 # (XXX: We don't support PSK-only builds).
415 && ($disabled{dsa} || $disabled{dh})
416 && ($disabled{ecdsa} || $disabled{ecdh}); }
417 => [ "tls1", "tls1_1", "tls1_2",
418 "dtls1", "dtls1_2" ],
422 # SRP and HEARTBEATS require TLSEXT
423 "tlsext" => [ "srp", "heartbeats" ],
425 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
427 # Without DSO, we can't load dynamic engines, so don't build them dynamic
428 "dso" => [ "dynamic-engine" ],
430 # Without position independent code, there can be no shared libraries or DSOs
431 "pic" => [ "shared" ],
432 "shared" => [ "dynamic-engine" ],
433 "engine" => [ "afalgeng" ],
435 # no-autoalginit is only useful when building non-shared
436 "autoalginit" => [ "shared", "apps" ],
438 "stdio" => [ "apps" ],
439 "apps" => [ "tests" ],
440 "comp" => [ "zlib" ],
441 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
444 # Avoid protocol support holes. Also disable all versions below N, if version
445 # N is disabled while N+1 is enabled.
447 my @list = (reverse @tls);
448 while ((my $first, my $second) = (shift @list, shift @list)) {
450 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
452 unshift @list, $second;
454 my @list = (reverse @dtls);
455 while ((my $first, my $second) = (shift @list, shift @list)) {
457 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
459 unshift @list, $second;
462 # Explicit "no-..." options will be collected in %disabled along with the defaults.
463 # To remove something from %disabled, use "enable-foo".
464 # For symmetry, "disable-foo" is a synonym for "no-foo".
466 my @generated_headers = (
467 "include/openssl/opensslconf.h",
468 "crypto/include/internal/bn_conf.h",
469 "crypto/include/internal/dso_conf.h"
472 my @generated_by_make_headers = (
479 &usage if ($#ARGV < 0);
483 $config{openssl_api_defines}=[];
484 $config{openssl_algorithm_defines}=[];
485 $config{openssl_thread_defines}=[];
486 $config{openssl_sys_defines}=[];
487 $config{openssl_other_defines}=[];
491 $config{build_type} = "release";
495 if (grep /^reconf(igure)?$/, @argvcopy) {
496 if (-f "./configdata.pm") {
497 my $file = "./configdata.pm";
498 unless (my $return = do $file) {
499 die "couldn't parse $file: $@" if $@;
500 die "couldn't do $file: $!" unless defined $return;
501 die "couldn't run $file" unless $return;
504 @argvcopy = defined($configdata::config{perlargv}) ?
505 @{$configdata::config{perlargv}} : ();
506 die "Incorrect data to reconfigure, please do a normal configuration\n"
507 if (grep(/^reconf/,@argvcopy));
508 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
509 if defined($configdata::config{cross_compile_prefix});
510 $ENV{CROSS_COMPILE} = $configdata::config{cc}
511 if defined($configdata::config{cc});
513 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
514 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
515 if $ENV{CROSS_COMPILE};
516 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
517 } elsif (open IN, "<Makefile") {
519 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
520 # centered information gathering the reading configdata.pm
524 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
525 # Older form, we split the string and hope for the best
526 @argvcopy = split /\s+/, $_;
527 die "Incorrect data to reconfigure, please do a normal configuration\n"
528 if (grep(/^reconf/,@argvcopy));
529 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
530 $ENV{CROSS_COMPILE}=$1;
531 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
536 # END OF TEMPORARY SECTION
539 die "Insufficient data to reconfigure, please do a normal configuration\n";
543 $config{perlargv} = [ @argvcopy ];
545 my %unsupported_options = ();
546 my %deprecated_options = ();
549 # VMS is a case insensitive environment, and depending on settings
550 # out of our control, we may receive options uppercased. Let's
551 # downcase at least the part before any equal sign.
556 s /^-no-/no-/; # some people just can't read the instructions
558 # rewrite some options in "enable-..." form
559 s /^-?-?shared$/enable-shared/;
560 s /^sctp$/enable-sctp/;
561 s /^threads$/enable-threads/;
562 s /^zlib$/enable-zlib/;
563 s /^zlib-dynamic$/enable-zlib-dynamic/;
565 if (/^(no|disable|enable)-(.+)$/)
568 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
570 $deprecated_options{$_} = 1;
573 elsif (!grep { $word =~ /^${_}$/ } @disablables)
575 $unsupported_options{$_} = 1;
579 if (/^no-(.+)$/ || /^disable-(.+)$/)
581 foreach my $proto ((@tls, @dtls))
583 if ($1 eq "$proto-method")
585 $disabled{"$proto"} = "option($proto-method)";
591 foreach my $proto (@dtls)
593 $disabled{$proto} = "option(dtls)";
595 $disabled{"dtls"} = "option(dtls)";
599 # Last one of its kind
600 $disabled{"ssl3"} = "option(ssl)";
604 # XXX: Tests will fail if all SSL/TLS
605 # protocols are disabled.
606 foreach my $proto (@tls)
608 $disabled{$proto} = "option(tls)";
611 elsif ($1 eq "static-engine")
613 delete $disabled{"dynamic-engine"};
615 elsif ($1 eq "dynamic-engine")
617 $disabled{"dynamic-engine"} = "option";
621 $disabled{$1} = "option";
623 # No longer an automatic choice
624 $auto_threads = 0 if ($1 eq "threads");
626 elsif (/^enable-(.+)$/)
628 if ($1 eq "static-engine")
630 $disabled{"dynamic-engine"} = "option";
632 elsif ($1 eq "dynamic-engine")
634 delete $disabled{"dynamic-engine"};
636 elsif ($1 eq "zlib-dynamic")
638 delete $disabled{"zlib"};
641 delete $disabled{$algo};
643 # No longer an automatic choice
644 $auto_threads = 0 if ($1 eq "threads");
646 elsif (/^--strict-warnings$/)
648 $strict_warnings = 1;
652 $config{build_type} = "debug";
654 elsif (/^--release$/)
656 $config{build_type} = "release";
659 { $config{processor}=386; }
666 # No RSAref support any more since it's not needed.
667 # The check for the option is there so scripts aren't
670 elsif (/^nofipscanistercheck$/)
673 $nofipscanistercheck = 1;
677 if (/^--prefix=(.*)$/)
680 die "Directory given with --prefix MUST be absolute\n"
681 unless file_name_is_absolute($config{prefix});
683 elsif (/^--api=(.*)$/)
687 elsif (/^--libdir=(.*)$/)
691 elsif (/^--openssldir=(.*)$/)
693 $config{openssldir}=$1;
695 elsif (/^--with-zlib-lib=(.*)$/)
697 $withargs{zlib_lib}=$1;
699 elsif (/^--with-zlib-include=(.*)$/)
701 $withargs{zlib_include}=$1;
703 elsif (/^--with-fuzzer-lib=(.*)$/)
705 $withargs{fuzzer_lib}=$1;
707 elsif (/^--with-fuzzer-include=(.*)$/)
709 $withargs{fuzzer_include}=$1;
711 elsif (/^--with-fipslibdir=(.*)$/)
713 $config{fipslibdir}="$1/";
715 elsif (/^--with-baseaddr=(.*)$/)
717 $config{baseaddr}="$1";
719 elsif (/^--cross-compile-prefix=(.*)$/)
721 $config{cross_compile_prefix}=$1;
723 elsif (/^--config=(.*)$/)
727 elsif (/^-[lL](.*)$/ or /^-Wl,/)
733 push @user_defines, $1;
735 else # common if (/^[-+]/), just pass down...
737 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
738 $user_cflags.=" ".$_;
743 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
746 unless ($_ eq $target || /^no-/ || /^disable-/)
748 # "no-..." follows later after implied disactivations
749 # have been derived. (Don't take this too seriously,
750 # we really only write OPTIONS to the Makefile out of
753 if ($config{options} eq "")
754 { $config{options} = $_; }
756 { $config{options} .= " ".$_; }
759 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
760 die "***** Unsupported api compatibility level: $config{api}\n",
763 if (keys %deprecated_options)
765 warn "***** Deprecated options: ",
766 join(", ", keys %deprecated_options), "\n";
768 if (keys %unsupported_options)
770 die "***** Unsupported options: ",
771 join(", ", keys %unsupported_options), "\n";
777 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
781 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
784 my @tocheckfor = (keys %disabled);
785 while (@tocheckfor) {
786 my %new_tocheckfor = ();
787 my @cascade_copy = (@disable_cascades);
788 while (@cascade_copy) {
789 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
790 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
791 foreach(grep { !defined($disabled{$_}) } @$descendents) {
792 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
796 @tocheckfor = (keys %new_tocheckfor);
799 if ($target eq "TABLE") {
800 foreach (sort keys %table) {
801 print_table_entry($_, "TABLE");
806 if ($target eq "LIST") {
807 foreach (sort keys %table) {
808 print $_,"\n" unless $table{$_}->{template};
813 if ($target eq "HASH") {
814 print "%table = (\n";
815 foreach (sort keys %table) {
816 print_table_entry($_, "HASH");
821 # Backward compatibility?
822 if ($target =~ m/^CygWin32(-.*)$/) {
823 $target = "Cygwin".$1;
826 foreach (sort (keys %disabled))
828 $config{options} .= " no-$_";
830 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
842 elsif (/^dynamic-engine$/)
844 elsif (/^makedepend$/)
846 elsif (/^zlib-dynamic$/)
852 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
853 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
854 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
859 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
861 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
862 || /^autoalginit/ || /^autoerrinit/)
864 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
865 print " OPENSSL_NO_$ALGO";
867 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
871 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
873 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
874 print " OPENSSL_NO_$ALGO";
876 # fix-up crypto/directory name(s)
877 $algo="whrlpool" if $algo eq "whirlpool";
878 $algo="ripemd" if $algo eq "rmd160";
879 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
888 print "Configuring for $target\n";
890 # Support for legacy targets having a name starting with 'debug-'
891 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
893 $config{build_type} = "debug";
895 # If we do not find debug-foo in the table, the target is set to foo.
896 if (!$table{$target}) {
900 $config{target} = $target;
901 my %target = resolve_config($target);
903 &usage if (!%target || $target{template});
905 %target = ( %{$table{DEFAULTS}}, %target );
907 $target{exe_extension}="";
908 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
909 || $config{target} =~ /^(?:Cygwin|mingw)/);
910 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
912 ($target{shared_extension_simple}=$target{shared_extension})
913 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
914 $target{dso_extension}=$target{shared_extension_simple};
915 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
916 if ($config{target} =~ /^(?:Cygwin|mingw)/);
919 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
920 if $config{cross_compile_prefix} eq "";
922 # Allow overriding the names of some tools. USE WITH CARE
923 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
924 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
925 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
926 (which("$config{cross_compile_prefix}ranlib") ?
927 "\$(CROSS_COMPILE)ranlib" : "true");
928 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
929 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
931 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
933 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
934 # or release_ attributes.
935 # Do it in such a way that no spurious space is appended (hence the grep).
936 $config{defines} = [];
937 $config{cflags} = "";
938 $config{ex_libs} = "";
939 $config{shared_ldflag} = "";
941 # Make sure build_scheme is consistent.
942 $target{build_scheme} = [ $target{build_scheme} ]
943 if ref($target{build_scheme}) ne "ARRAY";
945 my ($builder, $builder_platform, @builder_opts) =
946 @{$target{build_scheme}};
948 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
950 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
952 $config{cflags} .= " -mno-cygwin";
953 $config{shared_ldflag} .= " -mno-cygwin";
956 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
957 # minimally required architecture flags for assembly modules
958 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
959 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
962 my $no_shared_warn=0;
963 my $no_user_cflags=0;
964 my $no_user_defines=0;
966 # The DSO code currently always implements all functions so that no
967 # applications will have to worry about that from a compilation point
968 # of view. However, the "method"s may return zero unless that platform
969 # has support compiled in for them. Currently each method is enabled
970 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
971 # string entry into using the following logic;
972 if (!$disabled{dso} && $target{dso_scheme} ne "")
974 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
975 if ($target{dso_scheme} eq "DLFCN")
977 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
979 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
981 unshift @{$config{defines}}, "DSO_DLFCN";
985 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
989 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
995 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
996 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1000 # If threads aren't disabled, check how possible they are
1001 unless ($disabled{threads}) {
1002 if ($auto_threads) {
1003 # Enabled by default, disable it forcibly if unavailable
1004 if ($target{thread_scheme} eq "(unknown)") {
1005 $disabled{threads} = "unavailable";
1008 # The user chose to enable threads explicitly, let's see
1009 # if there's a chance that's possible
1010 if ($target{thread_scheme} eq "(unknown)") {
1011 # If the user asked for "threads" and we don't have internal
1012 # knowledge how to do it, [s]he is expected to provide any
1013 # system-dependent compiler options that are necessary. We
1014 # can't truly check that the given options are correct, but
1015 # we expect the user to know what [s]He is doing.
1016 if ($no_user_cflags && $no_user_defines) {
1017 die "You asked for multi-threading support, but didn't\n"
1018 ,"provide any system-specific compiler options\n";
1024 # If threads still aren't disabled, add a C macro to ensure the source
1025 # code knows about it. Any other flag is taken care of by the configs.
1026 unless($disabled{threads}) {
1027 foreach (("defines", "openssl_thread_defines")) {
1028 push @{$config{$_}}, "OPENSSL_THREADS";
1032 # With "deprecated" disable all deprecated features.
1033 if (defined($disabled{"deprecated"})) {
1034 $config{api} = $maxapi;
1037 if ($target{shared_target} eq "")
1040 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1042 $disabled{shared} = "no-shared-target";
1043 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1047 if ($disabled{"dynamic-engine"}) {
1048 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1049 $config{dynamic_engines} = 0;
1051 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1052 $config{dynamic_engines} = 1;
1055 unless ($disabled{"fuzz-libfuzzer"}) {
1056 push @{$config{dirs}}, "fuzz";
1057 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1060 unless ($disabled{"fuzz-afl"}) {
1061 push @{$config{dirs}}, "fuzz";
1064 unless ($disabled{asan}) {
1065 $config{cflags} .= "-fsanitize=address ";
1068 unless ($disabled{ubsan}) {
1069 # -DPEDANTIC or -fnosanitize=aligmnent may also be required on some
1071 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1074 unless ($disabled{fuzz} && $disabled{asan} && $disabled{ubsan}) {
1075 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1081 # This saves the build files from having to check
1084 $target{shared_cflag} = $target{shared_ldflag} =
1085 $target{shared_rcflag} = "";
1089 push @{$config{defines}}, "OPENSSL_PIC";
1092 if ($target{sys_id} ne "")
1094 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1097 unless ($disabled{asm}) {
1098 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1099 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1101 # bn-586 is the only one implementing bn_*_part_words
1102 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1103 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1105 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1106 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1107 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1109 if ($config{fips}) {
1110 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1113 if ($target{sha1_asm_src}) {
1114 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1115 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1116 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1118 if ($target{md5_asm_src}) {
1119 push @{$config{defines}}, "MD5_ASM";
1121 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1122 if ($target{rmd160_asm_src}) {
1123 push @{$config{defines}}, "RMD160_ASM";
1125 if ($target{aes_asm_src}) {
1126 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1127 # aes-ctr.fake is not a real file, only indication that assembler
1128 # module implements AES_ctr32_encrypt...
1129 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1130 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1131 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1132 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1133 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1134 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1136 if ($target{wp_asm_src} =~ /mmx/) {
1137 if ($config{processor} eq "386") {
1138 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1139 } elsif (!$disabled{"whirlpool"}) {
1140 push @{$config{defines}}, "WHIRLPOOL_ASM";
1143 if ($target{modes_asm_src} =~ /ghash-/) {
1144 push @{$config{defines}}, "GHASH_ASM";
1146 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1147 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1149 if ($target{poly1305_asm_src} ne "") {
1150 push @{$config{defines}}, "POLY1305_ASM";
1154 my $ecc = $target{cc};
1155 if ($^O ne "VMS" && !$disabled{makedepend}) {
1156 # Is the compiler gcc or clang? $ecc is used below to see if
1157 # error-checking can be turned on.
1158 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1159 open(PIPE, "$ccpcc --version 2>&1 |");
1162 # Find the version number and save the major.
1163 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1164 my $compiler_major = $1;
1165 # We know that GNU C version 3 and up as well as all clang
1166 # versions support dependency generation
1167 $config{makedepprog} = $ccpcc
1168 if (/clang/ || (/gcc/ && $compiler_major > 3));
1169 $ecc = "clang" if /clang/;
1170 $ecc = "gcc" if /gcc/;
1171 last if ($config{makedepprog} || !$lines--);
1175 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1176 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1181 # Deal with bn_ops ###################################################
1184 $config{export_var_as_fn} =0;
1185 my $def_int="unsigned int";
1186 $config{rc4_int} =$def_int;
1187 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1190 foreach (sort split(/\s+/,$target{bn_ops})) {
1191 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1192 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1193 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1194 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1195 ($config{b64l},$config{b64},$config{b32})
1196 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1197 ($config{b64l},$config{b64},$config{b32})
1198 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1199 ($config{b64l},$config{b64},$config{b32})
1200 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1202 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1206 # Hack cflags for better warnings (dev option) #######################
1208 # "Stringify" the C flags string. This permits it to be made part of a string
1209 # and works as well on command lines.
1210 $config{cflags} =~ s/([\\\"])/\\$1/g;
1212 if (defined($config{api})) {
1213 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1214 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1215 push @{$config{defines}}, $apiflag;
1218 if ($strict_warnings)
1221 die "ERROR --strict-warnings requires gcc or clang"
1222 unless $ecc eq 'gcc' || $ecc eq 'clang';
1223 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1225 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1227 if ($ecc eq "clang")
1229 foreach $wopt (split /\s+/, $clang_devteam_warn)
1231 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1236 unless ($disabled{"crypto-mdebug-backtrace"})
1238 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1240 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1242 if ($target =~ /^BSD-/)
1244 $config{ex_libs} .= " -lexecinfo";
1248 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1249 else { $no_user_cflags=1; }
1250 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1251 else { $no_user_defines=1; }
1253 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1255 unless ($disabled{afalgeng}) {
1256 $config{afalgeng}="";
1257 if ($target =~ m/^linux/) {
1258 my $minver = 4*10000 + 1*100 + 0;
1259 if ($config{cross_compile_prefix} eq "") {
1260 my $verstr = `uname -r`;
1261 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1262 ($mi2) = $mi2 =~ /(\d+)/;
1263 my $ver = $ma*10000 + $mi1*100 + $mi2;
1264 if ($ver < $minver) {
1265 $disabled{afalgeng} = "too-old-kernel";
1267 push @{$config{engdirs}}, "afalg";
1270 $disabled{afalgeng} = "cross-compiling";
1273 $disabled{afalgeng} = "not-linux";
1277 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1279 # If we use the unified build, collect information from build.info files
1280 my %unified_info = ();
1282 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1283 if ($builder eq "unified") {
1284 # Store the name of the template file we will build the build file from
1285 # in %config. This may be useful for the build file itself.
1286 my $build_file_template;
1288 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1289 $target{build_file}.".tmpl" )) {
1290 if (defined $ENV{$local_config_envname}) {
1292 # VMS environment variables are logical names,
1293 # which can be used as is
1294 $build_file_template = $local_config_envname . ':' . $filename;
1296 $build_file_template = catfile($ENV{$local_config_envname},
1301 last if -f $build_file_template;
1303 $build_file_template = catfile($srcdir, "Configurations", $filename);
1305 last if -f $build_file_template;
1307 $config{build_file_template} = $build_file_template;
1309 use lib catdir(dirname(__FILE__),"util");
1310 use with_fallback qw(Text::Template);
1315 my $relativeto = shift || ".";
1317 $dir = catdir($base,$dir) unless isabsolute($dir);
1319 # Make sure the directories we're building in exists
1322 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1323 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1330 my $relativeto = shift || ".";
1332 $file = catfile($base,$file) unless isabsolute($file);
1334 my $d = dirname($file);
1335 my $f = basename($file);
1337 # Make sure the directories we're building in exists
1340 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1341 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1345 my @build_infos = ( [ ".", "build.info" ] );
1346 foreach (@{$config{dirs}}) {
1347 push @build_infos, [ $_, "build.info" ]
1348 if (-f catfile($srcdir, $_, "build.info"));
1350 foreach (@{$config{sdirs}}) {
1351 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1352 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1354 foreach (@{$config{engdirs}}) {
1355 push @build_infos, [ catdir("engines", $_), "build.info" ]
1356 if (-f catfile($srcdir, "engines", $_, "build.info"));
1359 $config{build_infos} = [ ];
1361 foreach (@build_infos) {
1362 my $sourced = catdir($srcdir, $_->[0]);
1363 my $buildd = catdir($blddir, $_->[0]);
1368 # The basic things we're trying to build
1375 my @intermediates = ();
1380 my %shared_sources = ();
1384 my %sharednames = ();
1387 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1388 my $template = Text::Template->new(TYPE => 'FILE',
1389 SOURCE => catfile($sourced, $f));
1390 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1393 $template->fill_in(HASH => { config => \%config,
1395 disabled => \%disabled,
1396 withargs => \%withargs,
1397 builddir => abs2rel($buildd, $blddir),
1398 sourcedir => abs2rel($sourced, $blddir),
1399 buildtop => abs2rel($blddir, $blddir),
1400 sourcetop => abs2rel($srcdir, $blddir) },
1401 DELIMITERS => [ "{-", "-}" ]);
1403 # The top item of this stack has the following values
1404 # -2 positive already run and we found ELSE (following ELSIF should fail)
1405 # -1 positive already run (skip until ENDIF)
1406 # 0 negatives so far (if we're at a condition, check it)
1407 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1408 # 2 positive ELSE (following ELSIF should fail)
1410 collect_information(
1411 collect_from_array([ @text ],
1412 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1413 $l1 =~ s/\\$//; $l1.$l2 }),
1414 # Info we're looking for
1415 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1417 if (! @skip || $skip[$#skip] > 0) {
1423 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1424 => sub { die "ELSIF out of scope" if ! @skip;
1425 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1426 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1427 $skip[$#skip] = !! $1
1428 if $skip[$#skip] == 0; },
1430 => sub { die "ELSE out of scope" if ! @skip;
1431 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1432 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1434 => sub { die "ENDIF out of scope" if ! @skip;
1436 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1437 => sub { push @programs, tokenize($1)
1438 if !@skip || $skip[$#skip] > 0 },
1439 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1440 => sub { push @libraries, tokenize($1)
1441 if !@skip || $skip[$#skip] > 0 },
1442 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1443 => sub { push @engines, tokenize($1)
1444 if !@skip || $skip[$#skip] > 0 },
1445 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1446 => sub { push @scripts, tokenize($1)
1447 if !@skip || $skip[$#skip] > 0 },
1448 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1449 => sub { push @extra, tokenize($1)
1450 if !@skip || $skip[$#skip] > 0 },
1451 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1452 => sub { push @overrides, tokenize($1)
1453 if !@skip || $skip[$#skip] > 0 },
1455 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1456 => sub { push @{$ordinals{$1}}, tokenize($2)
1457 if !@skip || $skip[$#skip] > 0 },
1458 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1459 => sub { push @{$sources{$1}}, tokenize($2)
1460 if !@skip || $skip[$#skip] > 0 },
1461 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1462 => sub { push @{$shared_sources{$1}}, tokenize($2)
1463 if !@skip || $skip[$#skip] > 0 },
1464 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1465 => sub { push @{$includes{$1}}, tokenize($2)
1466 if !@skip || $skip[$#skip] > 0 },
1467 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1468 => sub { push @{$depends{$1}}, tokenize($2)
1469 if !@skip || $skip[$#skip] > 0 },
1470 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1471 => sub { push @{$generate{$1}}, $2
1472 if !@skip || $skip[$#skip] > 0 },
1473 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1474 => sub { push @{$renames{$1}}, tokenize($2)
1475 if !@skip || $skip[$#skip] > 0 },
1476 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1477 => sub { push @{$sharednames{$1}}, tokenize($2)
1478 if !@skip || $skip[$#skip] > 0 },
1479 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1481 my $lineiterator = shift;
1482 my $target_kind = $1;
1483 while (defined $lineiterator->()) {
1485 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1486 die "ENDRAW doesn't match BEGINRAW"
1487 if $1 ne $target_kind;
1490 next if @skip && $skip[$#skip] <= 0;
1492 if ($target_kind eq $target{build_file}
1493 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1496 qr/^(?:#.*|\s*)$/ => sub { },
1497 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1499 if ($buildinfo_debug) {
1500 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1501 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1505 if ($buildinfo_debug) {
1506 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1510 die "runaway IF?" if (@skip);
1512 foreach (keys %renames) {
1513 die "$_ renamed to more than one thing: "
1514 ,join(" ", @{$renames{$_}}),"\n"
1515 if scalar @{$renames{$_}} > 1;
1516 my $dest = cleanfile($buildd, $_, $blddir);
1517 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1518 die "$dest renamed to more than one thing: "
1519 ,$unified_info{rename}->{$dest}, $to
1520 unless !defined($unified_info{rename}->{$dest})
1521 or $unified_info{rename}->{$dest} eq $to;
1522 $unified_info{rename}->{$dest} = $to;
1525 foreach (@programs) {
1526 my $program = cleanfile($buildd, $_, $blddir);
1527 if ($unified_info{rename}->{$program}) {
1528 $program = $unified_info{rename}->{$program};
1530 $unified_info{programs}->{$program} = 1;
1533 foreach (@libraries) {
1534 my $library = cleanfile($buildd, $_, $blddir);
1535 if ($unified_info{rename}->{$library}) {
1536 $library = $unified_info{rename}->{$library};
1538 $unified_info{libraries}->{$library} = 1;
1541 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1542 ENGINES can only be used if configured with 'dynamic-engine'.
1543 This is usually a fault in a build.info file.
1545 foreach (@engines) {
1546 my $library = cleanfile($buildd, $_, $blddir);
1547 if ($unified_info{rename}->{$library}) {
1548 $library = $unified_info{rename}->{$library};
1550 $unified_info{engines}->{$library} = 1;
1553 foreach (@scripts) {
1554 my $script = cleanfile($buildd, $_, $blddir);
1555 if ($unified_info{rename}->{$script}) {
1556 $script = $unified_info{rename}->{$script};
1558 $unified_info{scripts}->{$script} = 1;
1562 my $extra = cleanfile($buildd, $_, $blddir);
1563 $unified_info{extra}->{$extra} = 1;
1566 foreach (@overrides) {
1567 my $override = cleanfile($buildd, $_, $blddir);
1568 $unified_info{overrides}->{$override} = 1;
1571 push @{$unified_info{rawlines}}, @rawlines;
1573 unless ($disabled{shared}) {
1574 # Check sharednames.
1575 foreach (keys %sharednames) {
1576 my $dest = cleanfile($buildd, $_, $blddir);
1577 if ($unified_info{rename}->{$dest}) {
1578 $dest = $unified_info{rename}->{$dest};
1580 die "shared_name for $dest with multiple values: "
1581 ,join(" ", @{$sharednames{$_}}),"\n"
1582 if scalar @{$sharednames{$_}} > 1;
1583 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1584 die "shared_name found for a library $dest that isn't defined\n"
1585 unless $unified_info{libraries}->{$dest};
1586 die "shared_name for $dest with multiple values: "
1587 ,$unified_info{sharednames}->{$dest}, ", ", $to
1588 unless !defined($unified_info{sharednames}->{$dest})
1589 or $unified_info{sharednames}->{$dest} eq $to;
1590 $unified_info{sharednames}->{$dest} = $to;
1593 # Additionally, we set up sharednames for libraries that don't
1594 # have any, as themselves.
1595 foreach (keys %{$unified_info{libraries}}) {
1596 if (!defined $unified_info{sharednames}->{$_}) {
1597 $unified_info{sharednames}->{$_} = $_
1602 foreach (keys %ordinals) {
1604 my $ddest = cleanfile($buildd, $_, $blddir);
1605 if ($unified_info{rename}->{$ddest}) {
1606 $ddest = $unified_info{rename}->{$ddest};
1608 foreach (@{$ordinals{$dest}}) {
1609 my %known_ordinals =
1612 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1614 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1616 my $o = $known_ordinals{$_};
1617 die "Ordinals for $ddest defined more than once\n"
1618 if $unified_info{ordinals}->{$ddest};
1619 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1623 foreach (keys %sources) {
1625 my $ddest = cleanfile($buildd, $_, $blddir);
1626 if ($unified_info{rename}->{$ddest}) {
1627 $ddest = $unified_info{rename}->{$ddest};
1629 foreach (@{$sources{$dest}}) {
1630 my $s = cleanfile($sourced, $_, $blddir);
1632 # If it isn't in the source tree, we assume it's generated
1635 $s = cleanfile($buildd, $_, $blddir);
1637 # We recognise C and asm files
1638 if ($s =~ /\.[csS]\b$/) {
1639 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1640 $o = cleanfile($buildd, $o, $blddir);
1641 $unified_info{sources}->{$ddest}->{$o} = 1;
1642 $unified_info{sources}->{$o}->{$s} = 1;
1644 $unified_info{sources}->{$ddest}->{$s} = 1;
1649 foreach (keys %shared_sources) {
1651 my $ddest = cleanfile($buildd, $_, $blddir);
1652 if ($unified_info{rename}->{$ddest}) {
1653 $ddest = $unified_info{rename}->{$ddest};
1655 foreach (@{$shared_sources{$dest}}) {
1656 my $s = cleanfile($sourced, $_, $blddir);
1658 # If it isn't in the source tree, we assume it's generated
1661 $s = cleanfile($buildd, $_, $blddir);
1663 # We recognise C and asm files
1664 if ($s =~ /\.[csS]\b$/) {
1665 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1666 $o = cleanfile($buildd, $o, $blddir);
1667 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1668 $unified_info{sources}->{$o}->{$s} = 1;
1670 die "unrecognised source file type for shared library: $s\n";
1675 foreach (keys %generate) {
1677 my $ddest = cleanfile($buildd, $_, $blddir);
1678 if ($unified_info{rename}->{$ddest}) {
1679 $ddest = $unified_info{rename}->{$ddest};
1681 die "more than one generator for $dest: "
1682 ,join(" ", @{$generate{$_}}),"\n"
1683 if scalar @{$generate{$_}} > 1;
1684 my @generator = split /\s+/, $generate{$dest}->[0];
1685 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1686 $unified_info{generate}->{$ddest} = [ @generator ];
1689 foreach (keys %depends) {
1691 my $ddest = cleanfile($sourced, $_, $blddir);
1693 # If the destination doesn't exist in source, it can only be
1694 # a generated file in the build tree.
1696 $ddest = cleanfile($buildd, $_, $blddir);
1697 if ($unified_info{rename}->{$ddest}) {
1698 $ddest = $unified_info{rename}->{$ddest};
1701 foreach (@{$depends{$dest}}) {
1702 my $d = cleanfile($sourced, $_, $blddir);
1704 # If we know it's generated, or assume it is because we can't
1705 # find it in the source tree, we set file we depend on to be
1706 # in the build tree rather than the source tree, and assume
1707 # and that there are lines to build it in a BEGINRAW..ENDRAW
1708 # section or in the Makefile template.
1710 || (grep { $d eq $_ }
1711 map { cleanfile($srcdir, $_, $blddir) }
1712 (@generated_headers, @generated_by_make_headers))) {
1713 $d = cleanfile($buildd, $_, $blddir);
1715 # Take note if the file to depend on is being renamed
1716 if ($unified_info{rename}->{$d}) {
1717 $d = $unified_info{rename}->{$d};
1719 $unified_info{depends}->{$ddest}->{$d} = 1;
1720 # If we depend on a header file or a perl module, let's make
1721 # sure it can get included
1722 if ($d =~ /\.(h|pm)$/) {
1723 my $i = dirname($d);
1724 push @{$unified_info{includes}->{$ddest}}, $i
1725 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1730 foreach (keys %includes) {
1732 my $ddest = cleanfile($sourced, $_, $blddir);
1734 # If the destination doesn't exist in source, it can only be
1735 # a generated file in the build tree.
1737 $ddest = cleanfile($buildd, $_, $blddir);
1738 if ($unified_info{rename}->{$ddest}) {
1739 $ddest = $unified_info{rename}->{$ddest};
1742 foreach (@{$includes{$dest}}) {
1743 my $i = cleandir($sourced, $_, $blddir);
1744 push @{$unified_info{includes}->{$ddest}}, $i
1745 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1750 ### Make unified_info a bit more efficient
1751 # One level structures
1752 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1753 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1755 # Two level structures
1756 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1757 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1758 $unified_info{$l1}->{$l2} =
1759 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1764 # For the schemes that need it, we provide the old *_obj configs
1765 # from the *_asm_obj ones
1766 foreach (grep /_(asm|aux)_src$/, keys %target) {
1768 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1769 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1772 # Write down our configuration where it fits #########################
1774 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1782 #use vars qw(\@ISA \@EXPORT);
1783 our \@ISA = qw(Exporter);
1784 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1787 print OUT "our %config = (\n";
1788 foreach (sort keys %config) {
1789 if (ref($config{$_}) eq "ARRAY") {
1790 print OUT " ", $_, " => [ ", join(", ",
1791 map { quotify("perl", $_) }
1792 @{$config{$_}}), " ],\n";
1794 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1801 print OUT "our %target = (\n";
1802 foreach (sort keys %target) {
1803 if (ref($target{$_}) eq "ARRAY") {
1804 print OUT " ", $_, " => [ ", join(", ",
1805 map { quotify("perl", $_) }
1806 @{$target{$_}}), " ],\n";
1808 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1815 print OUT "our \%available_protocols = (\n";
1816 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1817 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1822 print OUT "our \@disablables = (\n";
1823 foreach (@disablables) {
1824 print OUT " ", quotify("perl", $_), ",\n";
1830 print OUT "our \%disabled = (\n";
1831 foreach (sort keys %disabled) {
1832 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1838 print OUT "our %withargs = (\n";
1839 foreach (sort keys %withargs) {
1840 if (ref($withargs{$_}) eq "ARRAY") {
1841 print OUT " ", $_, " => [ ", join(", ",
1842 map { quotify("perl", $_) }
1843 @{$withargs{$_}}), " ],\n";
1845 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1852 if ($builder eq "unified") {
1857 if (ref $_ eq "ARRAY") {
1858 print OUT " "x$indent, "[\n";
1860 $recurse->($indent + 4, $_);
1862 print OUT " "x$indent, "],\n";
1863 } elsif (ref $_ eq "HASH") {
1865 print OUT " "x$indent, "{\n";
1866 foreach (sort keys %h) {
1867 if (ref $h{$_} eq "") {
1868 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1870 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1871 $recurse->($indent + 8, $h{$_});
1874 print OUT " "x$indent, "},\n";
1876 print OUT " "x$indent, quotify("perl", $_), ",\n";
1880 print OUT "our %unified_info = (\n";
1881 foreach (sort keys %unified_info) {
1882 if (ref $unified_info{$_} eq "") {
1883 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1885 print OUT " "x4, quotify("perl", $_), " =>\n";
1886 $recurse->(8, $unified_info{$_});
1898 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1899 print "CFLAG =$target{cflags} $config{cflags}\n";
1900 print "SHARED_CFLAG =$target{shared_cflag}\n";
1901 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1902 print "LFLAG =$target{lflags}\n";
1903 print "PLIB_LFLAG =$target{plib_lflags}\n";
1904 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1905 print "APPS_OBJ =$target{apps_obj}\n";
1906 print "CPUID_OBJ =$target{cpuid_obj}\n";
1907 print "UPLINK_OBJ =$target{uplink_obj}\n";
1908 print "BN_ASM =$target{bn_obj}\n";
1909 print "EC_ASM =$target{ec_obj}\n";
1910 print "DES_ENC =$target{des_obj}\n";
1911 print "AES_ENC =$target{aes_obj}\n";
1912 print "BF_ENC =$target{bf_obj}\n";
1913 print "CAST_ENC =$target{cast_obj}\n";
1914 print "RC4_ENC =$target{rc4_obj}\n";
1915 print "RC5_ENC =$target{rc5_obj}\n";
1916 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1917 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1918 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1919 print "CMLL_ENC =$target{cmll_obj}\n";
1920 print "MODES_OBJ =$target{modes_obj}\n";
1921 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1922 print "CHACHA_ENC =$target{chacha_obj}\n";
1923 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1924 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1925 print "PROCESSOR =$config{processor}\n";
1926 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1927 "$config{cross_compile_prefix}ranlib" :
1928 "$target{ranlib}", "\n";
1929 print "ARFLAGS =$target{arflags}\n";
1930 print "PERL =$config{perl}\n";
1932 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1933 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1934 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1935 print "BN_LLONG mode\n" if $config{bn_ll};
1936 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1938 for (@generated_headers) {
1939 mkpath(catdir($blddir, dirname($_)));
1940 run_dofile(catfile($blddir, $_),
1941 catfile($srcdir, $_.".in"));
1946 run_dofile(catfile($blddir, $target{build_file}),
1947 $config{build_file_template},
1948 catfile($srcdir, "Configurations", "common.tmpl"));
1952 $builders{$builder}->($builder_platform, @builder_opts);
1956 Configured for $target.
1959 print <<"EOF" if ($disabled{threads} eq "unavailable");
1961 The library could not be configured for supporting multi-threaded
1962 applications as the compiler options required on this system are not known.
1963 See file INSTALL for details if you need multi-threading.
1966 print <<"EOF" if ($no_shared_warn);
1968 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1969 platform, so we will pretend you gave the option 'no-pic', which also disables
1970 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1971 or position independent code, please let us know (but please first make sure
1972 you have tried with a current version of OpenSSL).
1975 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1977 WARNING: there are indications that another build was made in the source
1978 directory. This build may have picked up artifacts from that build, the
1979 safest course of action is to clean the source directory and redo this
1985 ######################################################################
1987 # Helpers and utility functions
1990 # Configuration file reading #########################################
1992 # Note: All of the helper functions are for lazy evaluation. They all
1993 # return a CODE ref, which will return the intended value when evaluated.
1994 # Thus, whenever there's mention of a returned value, it's about that
1997 # Helper function to implement conditional inheritance depending on the
1998 # value of $disabled{asm}. Used in inherit_from values as follows:
2000 # inherit_from => [ "template", asm("asm_tmpl") ]
2005 $disabled{asm} ? () : @x;
2009 # Helper function to implement conditional value variants, with a default
2010 # plus additional values based on the value of $config{build_type}.
2011 # Arguments are given in hash table form:
2013 # picker(default => "Basic string: ",
2015 # release => "release")
2017 # When configuring with --debug, the resulting string will be
2018 # "Basic string: debug", and when not, it will be "Basic string: release"
2020 # This can be used to create variants of sets of flags according to the
2023 # cflags => picker(default => "-Wall",
2024 # debug => "-g -O0",
2029 return sub { add($opts{default} || (),
2030 $opts{$config{build_type}} || ())->(); }
2033 # Helper function to combine several values of different types into one.
2034 # This is useful if you want to combine a string with the result of a
2035 # lazy function, such as:
2037 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2041 return sub { add(@stuff)->(); }
2044 # Helper function to implement conditional values depending on the value
2045 # of $disabled{threads}. Can be used as follows:
2047 # cflags => combine("-Wall", threads("-pthread"))
2051 return sub { add($disabled{threads} ? () : @flags)->(); }
2056 our $add_called = 0;
2057 # Helper function to implement adding values to already existing configuration
2058 # values. It handles elements that are ARRAYs, CODEs and scalars
2060 my $separator = shift;
2062 # If there's any ARRAY in the collection of values OR the separator
2063 # is undef, we will return an ARRAY of combined values, otherwise a
2064 # string of joined values with $separator as the separator.
2065 my $found_array = !defined($separator);
2070 while (ref($res) eq "CODE") {
2073 if (defined($res)) {
2074 if (ref($res) eq "ARRAY") {
2090 join($separator, grep { defined($_) && $_ ne "" } @values);
2094 my $separator = " ";
2095 if (ref($_[$#_]) eq "HASH") {
2097 $separator = $opts->{separator};
2100 sub { _add($separator, @x, @_) };
2103 my $separator = " ";
2104 if (ref($_[$#_]) eq "HASH") {
2106 $separator = $opts->{separator};
2109 sub { _add($separator, @_, @x) };
2112 # configuration reader, evaluates the input file as a perl script and expects
2113 # it to fill %targets with target configurations. Those are then added to
2117 open(CONFFILE, "< $fname")
2118 or die "Can't open configuration file '$fname'!\n";
2121 my $content = <CONFFILE>;
2126 local %table = %::table; # Protect %table from tampering
2132 # For each target, check that it's configured with a hash table.
2133 foreach (keys %targets) {
2134 if (ref($targets{$_}) ne "HASH") {
2135 if (ref($targets{$_}) eq "") {
2136 warn "Deprecated target configuration for $_, ignoring...\n";
2138 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2140 delete $targets{$_};
2144 %table = (%table, %targets);
2148 # configuration resolver. Will only resolve all the lazy evaluation
2149 # codeblocks for the chosen target and all those it inherits from,
2151 sub resolve_config {
2153 my @breadcrumbs = @_;
2155 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2157 if (grep { $_ eq $target } @breadcrumbs) {
2158 die "inherit_from loop! target backtrace:\n "
2159 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2162 if (!defined($table{$target})) {
2163 warn "Warning! target $target doesn't exist!\n";
2166 # Recurse through all inheritances. They will be resolved on the
2167 # fly, so when this operation is done, they will all just be a
2168 # bunch of attributes with string values.
2169 # What we get here, though, are keys with references to lists of
2170 # the combined values of them all. We will deal with lists after
2171 # this stage is done.
2172 my %combined_inheritance = ();
2173 if ($table{$target}->{inherit_from}) {
2175 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2176 foreach (@inherit_from) {
2177 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2179 # 'template' is a marker that's considered private to
2180 # the config that had it.
2181 delete $inherited_config{template};
2183 foreach (keys %inherited_config) {
2184 if (!$combined_inheritance{$_}) {
2185 $combined_inheritance{$_} = [];
2187 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2192 # We won't need inherit_from in this target any more, since we've
2193 # resolved all the inheritances that lead to this
2194 delete $table{$target}->{inherit_from};
2196 # Now is the time to deal with those lists. Here's the place to
2197 # decide what shall be done with those lists, all based on the
2198 # values of the target we're currently dealing with.
2199 # - If a value is a coderef, it will be executed with the list of
2200 # inherited values as arguments.
2201 # - If the corresponding key doesn't have a value at all or is the
2202 # empty string, the inherited value list will be run through the
2203 # default combiner (below), and the result becomes this target's
2205 # - Otherwise, this target's value is assumed to be a string that
2206 # will simply override the inherited list of values.
2207 my $default_combiner = add();
2210 map { $_ => 1 } (keys %combined_inheritance,
2211 keys %{$table{$target}});
2213 sub process_values {
2215 my $inherited = shift; # Always a [ list ]
2221 while(ref($object) eq "CODE") {
2222 $object = $object->(@$inherited);
2224 if (!defined($object)) {
2227 elsif (ref($object) eq "ARRAY") {
2228 local $add_called; # To make sure recursive calls don't affect it
2229 return [ map { process_values($_, $inherited, $target, $entry) }
2231 } elsif (ref($object) eq "") {
2234 die "cannot handle reference type ",ref($object)
2235 ," found in target ",$target," -> ",$entry,"\n";
2239 foreach (sort keys %all_keys) {
2240 my $previous = $combined_inheritance{$_};
2242 # Current target doesn't have a value for the current key?
2243 # Assign it the default combiner, the rest of this loop body
2244 # will handle it just like any other coderef.
2245 if (!exists $table{$target}->{$_}) {
2246 $table{$target}->{$_} = $default_combiner;
2249 $table{$target}->{$_} = process_values($table{$target}->{$_},
2250 $combined_inheritance{$_},
2252 unless(defined($table{$target}->{$_})) {
2253 delete $table{$target}->{$_};
2255 # if ($extra_checks &&
2256 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2257 # warn "$_ got replaced in $target\n";
2261 # Finally done, return the result.
2262 return %{$table{$target}};
2267 print STDERR $usage;
2268 print STDERR "\npick os/compiler from:\n";
2272 foreach $i (sort keys %table)
2274 next if $table{$i}->{template};
2275 next if $i =~ /^debug/;
2276 $k += length($i) + 1;
2282 print STDERR $i . " ";
2284 foreach $i (sort keys %table)
2286 next if $table{$i}->{template};
2287 next if $i !~ /^debug/;
2288 $k += length($i) + 1;
2294 print STDERR $i . " ";
2296 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2305 unlink $out || warn "Can't remove $out, $!"
2307 foreach (@templates) {
2308 die "Can't open $_, $!" unless -f $_;
2310 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2311 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2314 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2321 if (eval { require IPC::Cmd; 1; }) {
2323 return scalar IPC::Cmd::can_run($name);
2325 # if there is $directories component in splitpath,
2326 # then it's not something to test with $PATH...
2327 return $name if (File::Spec->splitpath($name))[1];
2329 foreach (File::Spec->path()) {
2330 my $fullpath = catfile($_, "$name$target{exe_extension}");
2331 if (-f $fullpath and -x $fullpath) {
2338 # Configuration printer ##############################################
2340 sub print_table_entry
2343 my %target = resolve_config($target);
2346 # Don't print the templates
2347 return if $target{template};
2384 "shared_extension_simple",
2385 "shared_import_extension",
2396 if ($type eq "TABLE") {
2398 print "*** $target\n";
2399 foreach (@sequence) {
2400 if (ref($target{$_}) eq "ARRAY") {
2401 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2403 printf "\$%-12s = %s\n", $_, $target{$_};
2406 } elsif ($type eq "HASH") {
2408 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2409 print " '$target' => {\n";
2410 foreach (@sequence) {
2412 if (ref($target{$_}) eq "ARRAY") {
2413 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2415 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2423 # Utility routines ###################################################
2425 # On VMS, if the given file is a logical name, File::Spec::Functions
2426 # will consider it an absolute path. There are cases when we want a
2427 # purely syntactic check without checking the environment.
2431 # On non-platforms, we just use file_name_is_absolute().
2432 return file_name_is_absolute($file) unless $^O eq "VMS";
2434 # If the file spec includes a device or a directpry spec,
2435 # file_name_is_absolute() is perfectly safe.
2436 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2438 # Here, we know the given file spec isn't absolute
2442 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2443 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2444 # realpath() requires that at least all path components except the last is an
2445 # existing directory. On VMS, the last component of the directory spec must
2450 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2451 # will return the volume name for the device, no matter what. Also,
2452 # it will return an incorrect directory spec if the argument is a
2453 # directory that doesn't exist.
2455 return rel2abs($dir);
2458 # We use realpath() on Unix, since no other will properly clean out
2460 use Cwd qw/realpath/;
2462 return realpath($dir);
2467 perl => sub { my $x = shift;
2468 $x =~ s/([\\\$\@"])/\\$1/g;
2469 return '"'.$x.'"'; },
2473 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2475 return map { $processor->($_); } @_;
2478 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2479 # $filename is a file name to read from
2480 # $line_concat_cond_re is a regexp detecting a line continuation ending
2481 # $line_concat is a CODEref that takes care of concatenating two lines
2482 sub collect_from_file {
2483 my $filename = shift;
2484 my $line_concat_cond_re = shift;
2485 my $line_concat = shift;
2487 open my $fh, $filename || die "unable to read $filename: $!\n";
2489 my $saved_line = "";
2493 if (defined $line_concat) {
2494 $_ = $line_concat->($saved_line, $_);
2497 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2503 die "$filename ending with continuation line\n" if $_;
2509 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2510 # $array is an ARRAYref of lines
2511 # $line_concat_cond_re is a regexp detecting a line continuation ending
2512 # $line_concat is a CODEref that takes care of concatenating two lines
2513 sub collect_from_array {
2515 my $line_concat_cond_re = shift;
2516 my $line_concat = shift;
2517 my @array = (@$array);
2520 my $saved_line = "";
2522 while (defined($_ = shift @array)) {
2524 if (defined $line_concat) {
2525 $_ = $line_concat->($saved_line, $_);
2528 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2534 die "input text ending with continuation line\n" if $_;
2539 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2540 # $lineiterator is a CODEref that delivers one line at a time.
2541 # All following arguments are regex/CODEref pairs, where the regexp detects a
2542 # line and the CODEref does something with the result of the regexp.
2543 sub collect_information {
2544 my $lineiterator = shift;
2545 my %collectors = @_;
2547 while(defined($_ = $lineiterator->())) {
2550 if ($collectors{"BEFORE"}) {
2551 $collectors{"BEFORE"}->($_);
2553 foreach my $re (keys %collectors) {
2554 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2555 $collectors{$re}->($lineiterator);
2559 if ($collectors{"OTHERWISE"}) {
2560 $collectors{"OTHERWISE"}->($lineiterator, $_)
2561 unless $found || !defined $collectors{"OTHERWISE"};
2563 if ($collectors{"AFTER"}) {
2564 $collectors{"AFTER"}->($_);
2570 # $line is a line of text to split up into tokens
2571 # returns a list of tokens
2573 # Tokens are divided by spaces. If the tokens include spaces, they
2574 # have to be quoted with single or double quotes. Double quotes
2575 # inside a double quoted token must be escaped. Escaping is done
2577 # Basically, the same quoting rules apply for " and ' as in any
2580 my $line = my $debug_line = shift;
2583 while ($line =~ s|^\s+||, $line ne "") {
2585 while ($line ne "" && $line !~ m|^\s|) {
2586 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2589 } elsif ($line =~ m/^'([^']*)'/) {
2592 } elsif ($line =~ m/^(\S+)/) {
2597 push @result, $token;
2600 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2601 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2602 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";