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-libfuzzer"} && $disabled{"fuzz-afl"}
1075 && $disabled{asan} && $disabled{ubsan}) {
1076 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1082 # This saves the build files from having to check
1085 $target{shared_cflag} = $target{shared_ldflag} =
1086 $target{shared_rcflag} = "";
1090 push @{$config{defines}}, "OPENSSL_PIC";
1093 if ($target{sys_id} ne "")
1095 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1098 unless ($disabled{asm}) {
1099 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1100 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1102 # bn-586 is the only one implementing bn_*_part_words
1103 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1104 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1106 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1107 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1108 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1110 if ($config{fips}) {
1111 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1114 if ($target{sha1_asm_src}) {
1115 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1116 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1117 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1119 if ($target{md5_asm_src}) {
1120 push @{$config{defines}}, "MD5_ASM";
1122 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1123 if ($target{rmd160_asm_src}) {
1124 push @{$config{defines}}, "RMD160_ASM";
1126 if ($target{aes_asm_src}) {
1127 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1128 # aes-ctr.fake is not a real file, only indication that assembler
1129 # module implements AES_ctr32_encrypt...
1130 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1131 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1132 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1133 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1134 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1135 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1137 if ($target{wp_asm_src} =~ /mmx/) {
1138 if ($config{processor} eq "386") {
1139 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1140 } elsif (!$disabled{"whirlpool"}) {
1141 push @{$config{defines}}, "WHIRLPOOL_ASM";
1144 if ($target{modes_asm_src} =~ /ghash-/) {
1145 push @{$config{defines}}, "GHASH_ASM";
1147 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1148 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1150 if ($target{poly1305_asm_src} ne "") {
1151 push @{$config{defines}}, "POLY1305_ASM";
1155 my $ecc = $target{cc};
1156 if ($^O ne "VMS" && !$disabled{makedepend}) {
1157 # Is the compiler gcc or clang? $ecc is used below to see if
1158 # error-checking can be turned on.
1159 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1160 open(PIPE, "$ccpcc --version 2>&1 |");
1163 # Find the version number and save the major.
1164 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1165 my $compiler_major = $1;
1166 # We know that GNU C version 3 and up as well as all clang
1167 # versions support dependency generation
1168 $config{makedepprog} = $ccpcc
1169 if (/clang/ || (/gcc/ && $compiler_major > 3));
1170 $ecc = "clang" if /clang/;
1171 $ecc = "gcc" if /gcc/;
1172 last if ($config{makedepprog} || !$lines--);
1176 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1177 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1182 # Deal with bn_ops ###################################################
1185 $config{export_var_as_fn} =0;
1186 my $def_int="unsigned int";
1187 $config{rc4_int} =$def_int;
1188 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1191 foreach (sort split(/\s+/,$target{bn_ops})) {
1192 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1193 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1194 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1195 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1196 ($config{b64l},$config{b64},$config{b32})
1197 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1198 ($config{b64l},$config{b64},$config{b32})
1199 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1200 ($config{b64l},$config{b64},$config{b32})
1201 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1203 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1207 # Hack cflags for better warnings (dev option) #######################
1209 # "Stringify" the C flags string. This permits it to be made part of a string
1210 # and works as well on command lines.
1211 $config{cflags} =~ s/([\\\"])/\\$1/g;
1213 if (defined($config{api})) {
1214 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1215 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1216 push @{$config{defines}}, $apiflag;
1219 if ($strict_warnings)
1222 die "ERROR --strict-warnings requires gcc or clang"
1223 unless $ecc eq 'gcc' || $ecc eq 'clang';
1224 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1226 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1228 if ($ecc eq "clang")
1230 foreach $wopt (split /\s+/, $clang_devteam_warn)
1232 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1237 unless ($disabled{"crypto-mdebug-backtrace"})
1239 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1241 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1243 if ($target =~ /^BSD-/)
1245 $config{ex_libs} .= " -lexecinfo";
1249 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1250 else { $no_user_cflags=1; }
1251 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1252 else { $no_user_defines=1; }
1254 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1256 unless ($disabled{afalgeng}) {
1257 $config{afalgeng}="";
1258 if ($target =~ m/^linux/) {
1259 my $minver = 4*10000 + 1*100 + 0;
1260 if ($config{cross_compile_prefix} eq "") {
1261 my $verstr = `uname -r`;
1262 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1263 ($mi2) = $mi2 =~ /(\d+)/;
1264 my $ver = $ma*10000 + $mi1*100 + $mi2;
1265 if ($ver < $minver) {
1266 $disabled{afalgeng} = "too-old-kernel";
1268 push @{$config{engdirs}}, "afalg";
1271 $disabled{afalgeng} = "cross-compiling";
1274 $disabled{afalgeng} = "not-linux";
1278 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1280 # If we use the unified build, collect information from build.info files
1281 my %unified_info = ();
1283 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1284 if ($builder eq "unified") {
1285 # Store the name of the template file we will build the build file from
1286 # in %config. This may be useful for the build file itself.
1287 my $build_file_template;
1289 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1290 $target{build_file}.".tmpl" )) {
1291 if (defined $ENV{$local_config_envname}) {
1293 # VMS environment variables are logical names,
1294 # which can be used as is
1295 $build_file_template = $local_config_envname . ':' . $filename;
1297 $build_file_template = catfile($ENV{$local_config_envname},
1302 last if -f $build_file_template;
1304 $build_file_template = catfile($srcdir, "Configurations", $filename);
1306 last if -f $build_file_template;
1308 $config{build_file_template} = $build_file_template;
1310 use lib catdir(dirname(__FILE__),"util");
1311 use with_fallback qw(Text::Template);
1316 my $relativeto = shift || ".";
1318 $dir = catdir($base,$dir) unless isabsolute($dir);
1320 # Make sure the directories we're building in exists
1323 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1324 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1331 my $relativeto = shift || ".";
1333 $file = catfile($base,$file) unless isabsolute($file);
1335 my $d = dirname($file);
1336 my $f = basename($file);
1338 # Make sure the directories we're building in exists
1341 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1342 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1346 my @build_infos = ( [ ".", "build.info" ] );
1347 foreach (@{$config{dirs}}) {
1348 push @build_infos, [ $_, "build.info" ]
1349 if (-f catfile($srcdir, $_, "build.info"));
1351 foreach (@{$config{sdirs}}) {
1352 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1353 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1355 foreach (@{$config{engdirs}}) {
1356 push @build_infos, [ catdir("engines", $_), "build.info" ]
1357 if (-f catfile($srcdir, "engines", $_, "build.info"));
1360 $config{build_infos} = [ ];
1362 foreach (@build_infos) {
1363 my $sourced = catdir($srcdir, $_->[0]);
1364 my $buildd = catdir($blddir, $_->[0]);
1369 # The basic things we're trying to build
1376 my @intermediates = ();
1381 my %shared_sources = ();
1385 my %sharednames = ();
1388 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1389 my $template = Text::Template->new(TYPE => 'FILE',
1390 SOURCE => catfile($sourced, $f));
1391 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1394 $template->fill_in(HASH => { config => \%config,
1396 disabled => \%disabled,
1397 withargs => \%withargs,
1398 builddir => abs2rel($buildd, $blddir),
1399 sourcedir => abs2rel($sourced, $blddir),
1400 buildtop => abs2rel($blddir, $blddir),
1401 sourcetop => abs2rel($srcdir, $blddir) },
1402 DELIMITERS => [ "{-", "-}" ]);
1404 # The top item of this stack has the following values
1405 # -2 positive already run and we found ELSE (following ELSIF should fail)
1406 # -1 positive already run (skip until ENDIF)
1407 # 0 negatives so far (if we're at a condition, check it)
1408 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1409 # 2 positive ELSE (following ELSIF should fail)
1411 collect_information(
1412 collect_from_array([ @text ],
1413 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1414 $l1 =~ s/\\$//; $l1.$l2 }),
1415 # Info we're looking for
1416 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1418 if (! @skip || $skip[$#skip] > 0) {
1424 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1425 => sub { die "ELSIF out of scope" if ! @skip;
1426 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1427 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1428 $skip[$#skip] = !! $1
1429 if $skip[$#skip] == 0; },
1431 => sub { die "ELSE out of scope" if ! @skip;
1432 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1433 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1435 => sub { die "ENDIF out of scope" if ! @skip;
1437 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1438 => sub { push @programs, tokenize($1)
1439 if !@skip || $skip[$#skip] > 0 },
1440 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1441 => sub { push @libraries, tokenize($1)
1442 if !@skip || $skip[$#skip] > 0 },
1443 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1444 => sub { push @engines, tokenize($1)
1445 if !@skip || $skip[$#skip] > 0 },
1446 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1447 => sub { push @scripts, tokenize($1)
1448 if !@skip || $skip[$#skip] > 0 },
1449 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1450 => sub { push @extra, tokenize($1)
1451 if !@skip || $skip[$#skip] > 0 },
1452 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1453 => sub { push @overrides, tokenize($1)
1454 if !@skip || $skip[$#skip] > 0 },
1456 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1457 => sub { push @{$ordinals{$1}}, tokenize($2)
1458 if !@skip || $skip[$#skip] > 0 },
1459 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1460 => sub { push @{$sources{$1}}, tokenize($2)
1461 if !@skip || $skip[$#skip] > 0 },
1462 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1463 => sub { push @{$shared_sources{$1}}, tokenize($2)
1464 if !@skip || $skip[$#skip] > 0 },
1465 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1466 => sub { push @{$includes{$1}}, tokenize($2)
1467 if !@skip || $skip[$#skip] > 0 },
1468 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1469 => sub { push @{$depends{$1}}, tokenize($2)
1470 if !@skip || $skip[$#skip] > 0 },
1471 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1472 => sub { push @{$generate{$1}}, $2
1473 if !@skip || $skip[$#skip] > 0 },
1474 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1475 => sub { push @{$renames{$1}}, tokenize($2)
1476 if !@skip || $skip[$#skip] > 0 },
1477 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1478 => sub { push @{$sharednames{$1}}, tokenize($2)
1479 if !@skip || $skip[$#skip] > 0 },
1480 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1482 my $lineiterator = shift;
1483 my $target_kind = $1;
1484 while (defined $lineiterator->()) {
1486 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1487 die "ENDRAW doesn't match BEGINRAW"
1488 if $1 ne $target_kind;
1491 next if @skip && $skip[$#skip] <= 0;
1493 if ($target_kind eq $target{build_file}
1494 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1497 qr/^(?:#.*|\s*)$/ => sub { },
1498 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1500 if ($buildinfo_debug) {
1501 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1502 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1506 if ($buildinfo_debug) {
1507 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1511 die "runaway IF?" if (@skip);
1513 foreach (keys %renames) {
1514 die "$_ renamed to more than one thing: "
1515 ,join(" ", @{$renames{$_}}),"\n"
1516 if scalar @{$renames{$_}} > 1;
1517 my $dest = cleanfile($buildd, $_, $blddir);
1518 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1519 die "$dest renamed to more than one thing: "
1520 ,$unified_info{rename}->{$dest}, $to
1521 unless !defined($unified_info{rename}->{$dest})
1522 or $unified_info{rename}->{$dest} eq $to;
1523 $unified_info{rename}->{$dest} = $to;
1526 foreach (@programs) {
1527 my $program = cleanfile($buildd, $_, $blddir);
1528 if ($unified_info{rename}->{$program}) {
1529 $program = $unified_info{rename}->{$program};
1531 $unified_info{programs}->{$program} = 1;
1534 foreach (@libraries) {
1535 my $library = cleanfile($buildd, $_, $blddir);
1536 if ($unified_info{rename}->{$library}) {
1537 $library = $unified_info{rename}->{$library};
1539 $unified_info{libraries}->{$library} = 1;
1542 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1543 ENGINES can only be used if configured with 'dynamic-engine'.
1544 This is usually a fault in a build.info file.
1546 foreach (@engines) {
1547 my $library = cleanfile($buildd, $_, $blddir);
1548 if ($unified_info{rename}->{$library}) {
1549 $library = $unified_info{rename}->{$library};
1551 $unified_info{engines}->{$library} = 1;
1554 foreach (@scripts) {
1555 my $script = cleanfile($buildd, $_, $blddir);
1556 if ($unified_info{rename}->{$script}) {
1557 $script = $unified_info{rename}->{$script};
1559 $unified_info{scripts}->{$script} = 1;
1563 my $extra = cleanfile($buildd, $_, $blddir);
1564 $unified_info{extra}->{$extra} = 1;
1567 foreach (@overrides) {
1568 my $override = cleanfile($buildd, $_, $blddir);
1569 $unified_info{overrides}->{$override} = 1;
1572 push @{$unified_info{rawlines}}, @rawlines;
1574 unless ($disabled{shared}) {
1575 # Check sharednames.
1576 foreach (keys %sharednames) {
1577 my $dest = cleanfile($buildd, $_, $blddir);
1578 if ($unified_info{rename}->{$dest}) {
1579 $dest = $unified_info{rename}->{$dest};
1581 die "shared_name for $dest with multiple values: "
1582 ,join(" ", @{$sharednames{$_}}),"\n"
1583 if scalar @{$sharednames{$_}} > 1;
1584 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1585 die "shared_name found for a library $dest that isn't defined\n"
1586 unless $unified_info{libraries}->{$dest};
1587 die "shared_name for $dest with multiple values: "
1588 ,$unified_info{sharednames}->{$dest}, ", ", $to
1589 unless !defined($unified_info{sharednames}->{$dest})
1590 or $unified_info{sharednames}->{$dest} eq $to;
1591 $unified_info{sharednames}->{$dest} = $to;
1594 # Additionally, we set up sharednames for libraries that don't
1595 # have any, as themselves.
1596 foreach (keys %{$unified_info{libraries}}) {
1597 if (!defined $unified_info{sharednames}->{$_}) {
1598 $unified_info{sharednames}->{$_} = $_
1603 foreach (keys %ordinals) {
1605 my $ddest = cleanfile($buildd, $_, $blddir);
1606 if ($unified_info{rename}->{$ddest}) {
1607 $ddest = $unified_info{rename}->{$ddest};
1609 foreach (@{$ordinals{$dest}}) {
1610 my %known_ordinals =
1613 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1615 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1617 my $o = $known_ordinals{$_};
1618 die "Ordinals for $ddest defined more than once\n"
1619 if $unified_info{ordinals}->{$ddest};
1620 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1624 foreach (keys %sources) {
1626 my $ddest = cleanfile($buildd, $_, $blddir);
1627 if ($unified_info{rename}->{$ddest}) {
1628 $ddest = $unified_info{rename}->{$ddest};
1630 foreach (@{$sources{$dest}}) {
1631 my $s = cleanfile($sourced, $_, $blddir);
1633 # If it isn't in the source tree, we assume it's generated
1636 $s = cleanfile($buildd, $_, $blddir);
1638 # We recognise C and asm files
1639 if ($s =~ /\.[csS]\b$/) {
1640 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1641 $o = cleanfile($buildd, $o, $blddir);
1642 $unified_info{sources}->{$ddest}->{$o} = 1;
1643 $unified_info{sources}->{$o}->{$s} = 1;
1645 $unified_info{sources}->{$ddest}->{$s} = 1;
1650 foreach (keys %shared_sources) {
1652 my $ddest = cleanfile($buildd, $_, $blddir);
1653 if ($unified_info{rename}->{$ddest}) {
1654 $ddest = $unified_info{rename}->{$ddest};
1656 foreach (@{$shared_sources{$dest}}) {
1657 my $s = cleanfile($sourced, $_, $blddir);
1659 # If it isn't in the source tree, we assume it's generated
1662 $s = cleanfile($buildd, $_, $blddir);
1664 # We recognise C and asm files
1665 if ($s =~ /\.[csS]\b$/) {
1666 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1667 $o = cleanfile($buildd, $o, $blddir);
1668 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1669 $unified_info{sources}->{$o}->{$s} = 1;
1671 die "unrecognised source file type for shared library: $s\n";
1676 foreach (keys %generate) {
1678 my $ddest = cleanfile($buildd, $_, $blddir);
1679 if ($unified_info{rename}->{$ddest}) {
1680 $ddest = $unified_info{rename}->{$ddest};
1682 die "more than one generator for $dest: "
1683 ,join(" ", @{$generate{$_}}),"\n"
1684 if scalar @{$generate{$_}} > 1;
1685 my @generator = split /\s+/, $generate{$dest}->[0];
1686 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1687 $unified_info{generate}->{$ddest} = [ @generator ];
1690 foreach (keys %depends) {
1692 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1694 # If the destination doesn't exist in source, it can only be
1695 # a generated file in the build tree.
1696 if ($ddest ne "" && ! -f $ddest) {
1697 $ddest = cleanfile($buildd, $_, $blddir);
1698 if ($unified_info{rename}->{$ddest}) {
1699 $ddest = $unified_info{rename}->{$ddest};
1702 foreach (@{$depends{$dest}}) {
1703 my $d = cleanfile($sourced, $_, $blddir);
1705 # If we know it's generated, or assume it is because we can't
1706 # find it in the source tree, we set file we depend on to be
1707 # in the build tree rather than the source tree, and assume
1708 # and that there are lines to build it in a BEGINRAW..ENDRAW
1709 # section or in the Makefile template.
1711 || (grep { $d eq $_ }
1712 map { cleanfile($srcdir, $_, $blddir) }
1713 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1714 $d = cleanfile($buildd, $_, $blddir);
1716 # Take note if the file to depend on is being renamed
1717 if ($unified_info{rename}->{$d}) {
1718 $d = $unified_info{rename}->{$d};
1720 $unified_info{depends}->{$ddest}->{$d} = 1;
1721 # If we depend on a header file or a perl module, let's make
1722 # sure it can get included
1723 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1724 my $i = dirname($d);
1725 push @{$unified_info{includes}->{$ddest}}, $i
1726 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1731 foreach (keys %includes) {
1733 my $ddest = cleanfile($sourced, $_, $blddir);
1735 # If the destination doesn't exist in source, it can only be
1736 # a generated file in the build tree.
1738 $ddest = cleanfile($buildd, $_, $blddir);
1739 if ($unified_info{rename}->{$ddest}) {
1740 $ddest = $unified_info{rename}->{$ddest};
1743 foreach (@{$includes{$dest}}) {
1744 my $i = cleandir($sourced, $_, $blddir);
1745 push @{$unified_info{includes}->{$ddest}}, $i
1746 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1751 ### Make unified_info a bit more efficient
1752 # One level structures
1753 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1754 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1756 # Two level structures
1757 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1758 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1759 $unified_info{$l1}->{$l2} =
1760 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1765 # For the schemes that need it, we provide the old *_obj configs
1766 # from the *_asm_obj ones
1767 foreach (grep /_(asm|aux)_src$/, keys %target) {
1769 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1770 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1773 # Write down our configuration where it fits #########################
1775 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1783 #use vars qw(\@ISA \@EXPORT);
1784 our \@ISA = qw(Exporter);
1785 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1788 print OUT "our %config = (\n";
1789 foreach (sort keys %config) {
1790 if (ref($config{$_}) eq "ARRAY") {
1791 print OUT " ", $_, " => [ ", join(", ",
1792 map { quotify("perl", $_) }
1793 @{$config{$_}}), " ],\n";
1795 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1802 print OUT "our %target = (\n";
1803 foreach (sort keys %target) {
1804 if (ref($target{$_}) eq "ARRAY") {
1805 print OUT " ", $_, " => [ ", join(", ",
1806 map { quotify("perl", $_) }
1807 @{$target{$_}}), " ],\n";
1809 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1816 print OUT "our \%available_protocols = (\n";
1817 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1818 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1823 print OUT "our \@disablables = (\n";
1824 foreach (@disablables) {
1825 print OUT " ", quotify("perl", $_), ",\n";
1831 print OUT "our \%disabled = (\n";
1832 foreach (sort keys %disabled) {
1833 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1839 print OUT "our %withargs = (\n";
1840 foreach (sort keys %withargs) {
1841 if (ref($withargs{$_}) eq "ARRAY") {
1842 print OUT " ", $_, " => [ ", join(", ",
1843 map { quotify("perl", $_) }
1844 @{$withargs{$_}}), " ],\n";
1846 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1853 if ($builder eq "unified") {
1858 if (ref $_ eq "ARRAY") {
1859 print OUT " "x$indent, "[\n";
1861 $recurse->($indent + 4, $_);
1863 print OUT " "x$indent, "],\n";
1864 } elsif (ref $_ eq "HASH") {
1866 print OUT " "x$indent, "{\n";
1867 foreach (sort keys %h) {
1868 if (ref $h{$_} eq "") {
1869 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1871 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1872 $recurse->($indent + 8, $h{$_});
1875 print OUT " "x$indent, "},\n";
1877 print OUT " "x$indent, quotify("perl", $_), ",\n";
1881 print OUT "our %unified_info = (\n";
1882 foreach (sort keys %unified_info) {
1883 if (ref $unified_info{$_} eq "") {
1884 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1886 print OUT " "x4, quotify("perl", $_), " =>\n";
1887 $recurse->(8, $unified_info{$_});
1899 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1900 print "CFLAG =$target{cflags} $config{cflags}\n";
1901 print "SHARED_CFLAG =$target{shared_cflag}\n";
1902 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1903 print "LFLAG =$target{lflags}\n";
1904 print "PLIB_LFLAG =$target{plib_lflags}\n";
1905 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1906 print "APPS_OBJ =$target{apps_obj}\n";
1907 print "CPUID_OBJ =$target{cpuid_obj}\n";
1908 print "UPLINK_OBJ =$target{uplink_obj}\n";
1909 print "BN_ASM =$target{bn_obj}\n";
1910 print "EC_ASM =$target{ec_obj}\n";
1911 print "DES_ENC =$target{des_obj}\n";
1912 print "AES_ENC =$target{aes_obj}\n";
1913 print "BF_ENC =$target{bf_obj}\n";
1914 print "CAST_ENC =$target{cast_obj}\n";
1915 print "RC4_ENC =$target{rc4_obj}\n";
1916 print "RC5_ENC =$target{rc5_obj}\n";
1917 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1918 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1919 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1920 print "CMLL_ENC =$target{cmll_obj}\n";
1921 print "MODES_OBJ =$target{modes_obj}\n";
1922 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1923 print "CHACHA_ENC =$target{chacha_obj}\n";
1924 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1925 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1926 print "PROCESSOR =$config{processor}\n";
1927 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1928 "$config{cross_compile_prefix}ranlib" :
1929 "$target{ranlib}", "\n";
1930 print "ARFLAGS =$target{arflags}\n";
1931 print "PERL =$config{perl}\n";
1933 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1934 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1935 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1936 print "BN_LLONG mode\n" if $config{bn_ll};
1937 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1939 for (@generated_headers) {
1940 mkpath(catdir($blddir, dirname($_)));
1941 run_dofile(catfile($blddir, $_),
1942 catfile($srcdir, $_.".in"));
1947 run_dofile(catfile($blddir, $target{build_file}),
1948 $config{build_file_template},
1949 catfile($srcdir, "Configurations", "common.tmpl"));
1953 $builders{$builder}->($builder_platform, @builder_opts);
1957 Configured for $target.
1960 print <<"EOF" if ($disabled{threads} eq "unavailable");
1962 The library could not be configured for supporting multi-threaded
1963 applications as the compiler options required on this system are not known.
1964 See file INSTALL for details if you need multi-threading.
1967 print <<"EOF" if ($no_shared_warn);
1969 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1970 platform, so we will pretend you gave the option 'no-pic', which also disables
1971 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1972 or position independent code, please let us know (but please first make sure
1973 you have tried with a current version of OpenSSL).
1976 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1978 WARNING: there are indications that another build was made in the source
1979 directory. This build may have picked up artifacts from that build, the
1980 safest course of action is to clean the source directory and redo this
1986 ######################################################################
1988 # Helpers and utility functions
1991 # Configuration file reading #########################################
1993 # Note: All of the helper functions are for lazy evaluation. They all
1994 # return a CODE ref, which will return the intended value when evaluated.
1995 # Thus, whenever there's mention of a returned value, it's about that
1998 # Helper function to implement conditional inheritance depending on the
1999 # value of $disabled{asm}. Used in inherit_from values as follows:
2001 # inherit_from => [ "template", asm("asm_tmpl") ]
2006 $disabled{asm} ? () : @x;
2010 # Helper function to implement conditional value variants, with a default
2011 # plus additional values based on the value of $config{build_type}.
2012 # Arguments are given in hash table form:
2014 # picker(default => "Basic string: ",
2016 # release => "release")
2018 # When configuring with --debug, the resulting string will be
2019 # "Basic string: debug", and when not, it will be "Basic string: release"
2021 # This can be used to create variants of sets of flags according to the
2024 # cflags => picker(default => "-Wall",
2025 # debug => "-g -O0",
2030 return sub { add($opts{default} || (),
2031 $opts{$config{build_type}} || ())->(); }
2034 # Helper function to combine several values of different types into one.
2035 # This is useful if you want to combine a string with the result of a
2036 # lazy function, such as:
2038 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2042 return sub { add(@stuff)->(); }
2045 # Helper function to implement conditional values depending on the value
2046 # of $disabled{threads}. Can be used as follows:
2048 # cflags => combine("-Wall", threads("-pthread"))
2052 return sub { add($disabled{threads} ? () : @flags)->(); }
2057 our $add_called = 0;
2058 # Helper function to implement adding values to already existing configuration
2059 # values. It handles elements that are ARRAYs, CODEs and scalars
2061 my $separator = shift;
2063 # If there's any ARRAY in the collection of values OR the separator
2064 # is undef, we will return an ARRAY of combined values, otherwise a
2065 # string of joined values with $separator as the separator.
2066 my $found_array = !defined($separator);
2071 while (ref($res) eq "CODE") {
2074 if (defined($res)) {
2075 if (ref($res) eq "ARRAY") {
2091 join($separator, grep { defined($_) && $_ ne "" } @values);
2095 my $separator = " ";
2096 if (ref($_[$#_]) eq "HASH") {
2098 $separator = $opts->{separator};
2101 sub { _add($separator, @x, @_) };
2104 my $separator = " ";
2105 if (ref($_[$#_]) eq "HASH") {
2107 $separator = $opts->{separator};
2110 sub { _add($separator, @_, @x) };
2113 # configuration reader, evaluates the input file as a perl script and expects
2114 # it to fill %targets with target configurations. Those are then added to
2118 open(CONFFILE, "< $fname")
2119 or die "Can't open configuration file '$fname'!\n";
2122 my $content = <CONFFILE>;
2127 local %table = %::table; # Protect %table from tampering
2133 # For each target, check that it's configured with a hash table.
2134 foreach (keys %targets) {
2135 if (ref($targets{$_}) ne "HASH") {
2136 if (ref($targets{$_}) eq "") {
2137 warn "Deprecated target configuration for $_, ignoring...\n";
2139 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2141 delete $targets{$_};
2145 %table = (%table, %targets);
2149 # configuration resolver. Will only resolve all the lazy evaluation
2150 # codeblocks for the chosen target and all those it inherits from,
2152 sub resolve_config {
2154 my @breadcrumbs = @_;
2156 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2158 if (grep { $_ eq $target } @breadcrumbs) {
2159 die "inherit_from loop! target backtrace:\n "
2160 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2163 if (!defined($table{$target})) {
2164 warn "Warning! target $target doesn't exist!\n";
2167 # Recurse through all inheritances. They will be resolved on the
2168 # fly, so when this operation is done, they will all just be a
2169 # bunch of attributes with string values.
2170 # What we get here, though, are keys with references to lists of
2171 # the combined values of them all. We will deal with lists after
2172 # this stage is done.
2173 my %combined_inheritance = ();
2174 if ($table{$target}->{inherit_from}) {
2176 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2177 foreach (@inherit_from) {
2178 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2180 # 'template' is a marker that's considered private to
2181 # the config that had it.
2182 delete $inherited_config{template};
2184 foreach (keys %inherited_config) {
2185 if (!$combined_inheritance{$_}) {
2186 $combined_inheritance{$_} = [];
2188 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2193 # We won't need inherit_from in this target any more, since we've
2194 # resolved all the inheritances that lead to this
2195 delete $table{$target}->{inherit_from};
2197 # Now is the time to deal with those lists. Here's the place to
2198 # decide what shall be done with those lists, all based on the
2199 # values of the target we're currently dealing with.
2200 # - If a value is a coderef, it will be executed with the list of
2201 # inherited values as arguments.
2202 # - If the corresponding key doesn't have a value at all or is the
2203 # empty string, the inherited value list will be run through the
2204 # default combiner (below), and the result becomes this target's
2206 # - Otherwise, this target's value is assumed to be a string that
2207 # will simply override the inherited list of values.
2208 my $default_combiner = add();
2211 map { $_ => 1 } (keys %combined_inheritance,
2212 keys %{$table{$target}});
2214 sub process_values {
2216 my $inherited = shift; # Always a [ list ]
2222 while(ref($object) eq "CODE") {
2223 $object = $object->(@$inherited);
2225 if (!defined($object)) {
2228 elsif (ref($object) eq "ARRAY") {
2229 local $add_called; # To make sure recursive calls don't affect it
2230 return [ map { process_values($_, $inherited, $target, $entry) }
2232 } elsif (ref($object) eq "") {
2235 die "cannot handle reference type ",ref($object)
2236 ," found in target ",$target," -> ",$entry,"\n";
2240 foreach (sort keys %all_keys) {
2241 my $previous = $combined_inheritance{$_};
2243 # Current target doesn't have a value for the current key?
2244 # Assign it the default combiner, the rest of this loop body
2245 # will handle it just like any other coderef.
2246 if (!exists $table{$target}->{$_}) {
2247 $table{$target}->{$_} = $default_combiner;
2250 $table{$target}->{$_} = process_values($table{$target}->{$_},
2251 $combined_inheritance{$_},
2253 unless(defined($table{$target}->{$_})) {
2254 delete $table{$target}->{$_};
2256 # if ($extra_checks &&
2257 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2258 # warn "$_ got replaced in $target\n";
2262 # Finally done, return the result.
2263 return %{$table{$target}};
2268 print STDERR $usage;
2269 print STDERR "\npick os/compiler from:\n";
2273 foreach $i (sort keys %table)
2275 next if $table{$i}->{template};
2276 next if $i =~ /^debug/;
2277 $k += length($i) + 1;
2283 print STDERR $i . " ";
2285 foreach $i (sort keys %table)
2287 next if $table{$i}->{template};
2288 next if $i !~ /^debug/;
2289 $k += length($i) + 1;
2295 print STDERR $i . " ";
2297 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2306 unlink $out || warn "Can't remove $out, $!"
2308 foreach (@templates) {
2309 die "Can't open $_, $!" unless -f $_;
2311 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2312 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2315 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2322 if (eval { require IPC::Cmd; 1; }) {
2324 return scalar IPC::Cmd::can_run($name);
2326 # if there is $directories component in splitpath,
2327 # then it's not something to test with $PATH...
2328 return $name if (File::Spec->splitpath($name))[1];
2330 foreach (File::Spec->path()) {
2331 my $fullpath = catfile($_, "$name$target{exe_extension}");
2332 if (-f $fullpath and -x $fullpath) {
2339 # Configuration printer ##############################################
2341 sub print_table_entry
2344 my %target = resolve_config($target);
2347 # Don't print the templates
2348 return if $target{template};
2385 "shared_extension_simple",
2386 "shared_import_extension",
2397 if ($type eq "TABLE") {
2399 print "*** $target\n";
2400 foreach (@sequence) {
2401 if (ref($target{$_}) eq "ARRAY") {
2402 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2404 printf "\$%-12s = %s\n", $_, $target{$_};
2407 } elsif ($type eq "HASH") {
2409 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2410 print " '$target' => {\n";
2411 foreach (@sequence) {
2413 if (ref($target{$_}) eq "ARRAY") {
2414 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2416 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2424 # Utility routines ###################################################
2426 # On VMS, if the given file is a logical name, File::Spec::Functions
2427 # will consider it an absolute path. There are cases when we want a
2428 # purely syntactic check without checking the environment.
2432 # On non-platforms, we just use file_name_is_absolute().
2433 return file_name_is_absolute($file) unless $^O eq "VMS";
2435 # If the file spec includes a device or a directpry spec,
2436 # file_name_is_absolute() is perfectly safe.
2437 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2439 # Here, we know the given file spec isn't absolute
2443 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2444 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2445 # realpath() requires that at least all path components except the last is an
2446 # existing directory. On VMS, the last component of the directory spec must
2451 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2452 # will return the volume name for the device, no matter what. Also,
2453 # it will return an incorrect directory spec if the argument is a
2454 # directory that doesn't exist.
2456 return rel2abs($dir);
2459 # We use realpath() on Unix, since no other will properly clean out
2461 use Cwd qw/realpath/;
2463 return realpath($dir);
2468 perl => sub { my $x = shift;
2469 $x =~ s/([\\\$\@"])/\\$1/g;
2470 return '"'.$x.'"'; },
2474 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2476 return map { $processor->($_); } @_;
2479 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2480 # $filename is a file name to read from
2481 # $line_concat_cond_re is a regexp detecting a line continuation ending
2482 # $line_concat is a CODEref that takes care of concatenating two lines
2483 sub collect_from_file {
2484 my $filename = shift;
2485 my $line_concat_cond_re = shift;
2486 my $line_concat = shift;
2488 open my $fh, $filename || die "unable to read $filename: $!\n";
2490 my $saved_line = "";
2494 if (defined $line_concat) {
2495 $_ = $line_concat->($saved_line, $_);
2498 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2504 die "$filename ending with continuation line\n" if $_;
2510 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2511 # $array is an ARRAYref of lines
2512 # $line_concat_cond_re is a regexp detecting a line continuation ending
2513 # $line_concat is a CODEref that takes care of concatenating two lines
2514 sub collect_from_array {
2516 my $line_concat_cond_re = shift;
2517 my $line_concat = shift;
2518 my @array = (@$array);
2521 my $saved_line = "";
2523 while (defined($_ = shift @array)) {
2525 if (defined $line_concat) {
2526 $_ = $line_concat->($saved_line, $_);
2529 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2535 die "input text ending with continuation line\n" if $_;
2540 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2541 # $lineiterator is a CODEref that delivers one line at a time.
2542 # All following arguments are regex/CODEref pairs, where the regexp detects a
2543 # line and the CODEref does something with the result of the regexp.
2544 sub collect_information {
2545 my $lineiterator = shift;
2546 my %collectors = @_;
2548 while(defined($_ = $lineiterator->())) {
2551 if ($collectors{"BEFORE"}) {
2552 $collectors{"BEFORE"}->($_);
2554 foreach my $re (keys %collectors) {
2555 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2556 $collectors{$re}->($lineiterator);
2560 if ($collectors{"OTHERWISE"}) {
2561 $collectors{"OTHERWISE"}->($lineiterator, $_)
2562 unless $found || !defined $collectors{"OTHERWISE"};
2564 if ($collectors{"AFTER"}) {
2565 $collectors{"AFTER"}->($_);
2571 # $line is a line of text to split up into tokens
2572 # returns a list of tokens
2574 # Tokens are divided by spaces. If the tokens include spaces, they
2575 # have to be quoted with single or double quotes. Double quotes
2576 # inside a double quoted token must be escaped. Escaping is done
2578 # Basically, the same quoting rules apply for " and ' as in any
2581 my $line = my $debug_line = shift;
2584 while ($line =~ s|^\s+||, $line ne "") {
2586 while ($line ne "" && $line !~ m|^\s|) {
2587 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2590 } elsif ($line =~ m/^'([^']*)'/) {
2593 } elsif ($line =~ m/^(\S+)/) {
2598 push @result, $token;
2601 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2602 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2603 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";