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/;
18 use File::Glob qw/glob/;
21 # see INSTALL for instructions.
23 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";
27 # --config add the given configuration file, which will be read after
28 # any "Configurations*" files that are found in the same
29 # directory as this script.
30 # --prefix prefix for the OpenSSL installation, which includes the
31 # directories bin, lib, include, share/man, share/doc/openssl
32 # This becomes the value of INSTALLTOP in Makefile
33 # (Default: /usr/local)
34 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
35 # If it's a relative directory, it will be added on the directory
36 # given with --prefix.
37 # This becomes the value of OPENSSLDIR in Makefile and in C.
38 # (Default: PREFIX/ssl)
40 # --cross-compile-prefix Add specified prefix to binutils components.
42 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
43 # interfaces deprecated as of the specified OpenSSL version.
45 # no-hw-xxx do not compile support for specific crypto hardware.
46 # Generic OpenSSL-style methods relating to this support
47 # are always compiled but return NULL if the hardware
48 # support isn't compiled.
49 # no-hw do not compile support for any crypto hardware.
50 # [no-]threads [don't] try to create a library that is suitable for
51 # multithreaded applications (default is "threads" if we
53 # [no-]shared [don't] try to create shared libraries when supported.
54 # [no-]pic [don't] try to build position independent code when supported.
55 # If disabled, it also disables shared and dynamic-engine.
56 # no-asm do not use assembler
57 # no-dso do not compile in any native shared-library methods. This
58 # will ensure that all methods just return NULL.
59 # no-egd do not compile support for the entropy-gathering daemon APIs
60 # [no-]zlib [don't] compile support for zlib compression.
61 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
62 # library and will be loaded in run-time by the OpenSSL library.
63 # sctp include SCTP support
64 # 386 generate 80386 code
65 # enable-weak-ssl-ciphers
66 # Enable weak ciphers that are disabled by default. This currently
67 # only includes RC4 based ciphers.
68 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
69 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
70 # -<xxx> +<xxx> compiler options are passed through
72 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
73 # provided to stack calls. Generates unique stack functions for
74 # each possible stack type.
75 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
76 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
77 # Following are set automatically by this script
79 # MD5_ASM use some extra md5 assembler,
80 # SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
81 # RMD160_ASM use some extra ripemd160 assembler,
82 # SHA256_ASM sha256_block is implemented in assembler
83 # SHA512_ASM sha512_block is implemented in assembler
84 # AES_ASM ASE_[en|de]crypt is implemented in assembler
86 # Minimum warning options... any contributions to OpenSSL should at least get
89 # DEBUG_UNUSED enables __owur (warn unused result) checks.
90 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
91 # -DPEDANTIC complements -pedantic and is meant to mask code that
92 # is not strictly standard-compliant and/or implementation-specifc,
93 # e.g. inline assembly, disregards to alignment requirements, such
94 # that -pedantic would complain about. Incidentally -DPEDANTIC has
95 # to be used even in sanitized builds, because sanitizer too is
96 # supposed to and does take notice of non-standard behaviour. Then
97 # -pedantic with pre-C9x compiler would also complain about 'long
98 # long' not being supported. As 64-bit algorithms are common now,
99 # it grew impossible to resolve this without sizeable additional
100 # code, so we just tell compiler to be pedantic about everything
101 # but 'long long' type.
102 . " -DPEDANTIC -pedantic -Wno-long-long"
105 . " -Wmissing-prototypes"
112 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
113 # TODO(openssl-team): fix problems and investigate if (at least) the
114 # following warnings can also be enabled:
118 # -Wlanguage-extension-token -- no, we use asm()
119 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
120 # -Wextended-offsetof -- no, needed in CMS ASN1 code
121 my $clang_devteam_warn = ""
122 . " -Qunused-arguments"
124 . " -Wno-unused-parameter"
125 . " -Wno-missing-field-initializers"
126 . " -Wno-language-extension-token"
127 . " -Wno-extended-offsetof"
128 . " -Wconditional-uninitialized"
129 . " -Wincompatible-pointer-types-discards-qualifiers"
130 . " -Wmissing-variable-declarations"
133 # This adds backtrace information to the memory leak info. Is only used
134 # when crypto-mdebug-backtrace is enabled.
135 my $memleak_devteam_backtrace = "-rdynamic";
137 my $strict_warnings = 0;
139 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
140 # which would cover all BSD flavors. -pthread applies to them all,
141 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
142 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
143 # which has to be accompanied by explicit -D_THREAD_SAFE and
144 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
145 # seems to be sufficient?
146 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
149 # API compability name to version number mapping.
151 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
153 "1.1.0" => "0x10100000L",
154 "1.0.0" => "0x10000000L",
155 "0.9.8" => "0x00908000L",
162 # Forward declarations ###############################################
164 # read_config(filename)
166 # Reads a configuration file and populates %table with the contents
167 # (which the configuration file places in %targets).
170 # resolve_config(target)
172 # Resolves all the late evaluations, inheritances and so on for the
173 # chosen target and any target it inherits from.
177 # Information collection #############################################
179 # Unified build supports separate build dir
180 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
181 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
182 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
184 my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
186 $config{sourcedir} = abs2rel($srcdir);
187 $config{builddir} = abs2rel($blddir);
189 # Collect version numbers
190 $config{version} = "unknown";
191 $config{version_num} = "unknown";
192 $config{shlib_version_number} = "unknown";
193 $config{shlib_version_history} = "unknown";
196 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
197 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
198 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
199 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
200 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
202 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
204 ($config{major}, $config{minor})
205 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
206 ($config{shlib_major}, $config{shlib_minor})
207 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
208 die "erroneous version information in opensslv.h: ",
209 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
210 if ($config{major} eq "" || $config{minor} eq ""
211 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
213 # Collect target configurations
215 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
216 foreach (sort glob($pattern)) {
220 if (defined $ENV{$local_config_envname}) {
222 # VMS environment variables are logical names,
223 # which can be used as is
224 $pattern = $local_config_envname . ':' . '*.conf';
226 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
229 foreach (sort glob($pattern)) {
235 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
238 $config{openssldir}="";
239 $config{processor}="";
241 $config{cross_compile_prefix}="";
242 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
243 my $nofipscanistercheck=0;
244 $config{baseaddr}="0xFB00000";
245 my $auto_threads=1; # enable threads automatically? true by default
249 # Top level directories to build
250 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
251 # crypto/ subdirectories to build
254 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
255 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
256 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
257 "buffer", "bio", "stack", "lhash", "rand", "err",
258 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
259 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
262 # Known TLS and DTLS protocols
263 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
264 my @dtls = qw(dtls1 dtls1_2);
266 # Explicitly known options that are possible to disable. They can
267 # be regexps, and will be used like this: /^no-${option}$/
268 # For developers: keep it sorted alphabetically
287 "crypto-mdebug-backtrace",
301 "ec_nistp_64_gcc_128",
353 foreach my $proto ((@tls, @dtls))
355 push(@disablables, $proto);
356 push(@disablables, "$proto-method");
359 my @deprecated_disablables = (
364 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
366 our %disabled = ( # "what" => "comment"
368 "ec_nistp_64_gcc_128" => "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}=$1;
703 elsif (/^--with-fipslibdir=(.*)$/)
705 $config{fipslibdir}="$1/";
707 elsif (/^--with-baseaddr=(.*)$/)
709 $config{baseaddr}="$1";
711 elsif (/^--cross-compile-prefix=(.*)$/)
713 $config{cross_compile_prefix}=$1;
715 elsif (/^--config=(.*)$/)
719 elsif (/^-[lL](.*)$/ or /^-Wl,/)
725 push @user_defines, $1;
727 else # common if (/^[-+]/), just pass down...
729 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
730 $user_cflags.=" ".$_;
735 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
738 unless ($_ eq $target || /^no-/ || /^disable-/)
740 # "no-..." follows later after implied disactivations
741 # have been derived. (Don't take this too seriously,
742 # we really only write OPTIONS to the Makefile out of
745 if ($config{options} eq "")
746 { $config{options} = $_; }
748 { $config{options} .= " ".$_; }
751 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
752 die "***** Unsupported api compatibility level: $config{api}\n",
755 if (keys %deprecated_options)
757 warn "***** Deprecated options: ",
758 join(", ", keys %deprecated_options), "\n";
760 if (keys %unsupported_options)
762 die "***** Unsupported options: ",
763 join(", ", keys %unsupported_options), "\n";
769 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
773 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
776 my @tocheckfor = (keys %disabled);
777 while (@tocheckfor) {
778 my %new_tocheckfor = ();
779 my @cascade_copy = (@disable_cascades);
780 while (@cascade_copy) {
781 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
782 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
783 foreach(grep { !defined($disabled{$_}) } @$descendents) {
784 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
788 @tocheckfor = (keys %new_tocheckfor);
791 if ($target eq "TABLE") {
792 foreach (sort keys %table) {
793 print_table_entry($_, "TABLE");
798 if ($target eq "LIST") {
799 foreach (sort keys %table) {
800 print $_,"\n" unless $table{$_}->{template};
805 if ($target eq "HASH") {
806 print "%table = (\n";
807 foreach (sort keys %table) {
808 print_table_entry($_, "HASH");
813 # Backward compatibility?
814 if ($target =~ m/^CygWin32(-.*)$/) {
815 $target = "Cygwin".$1;
818 foreach (sort (keys %disabled))
820 $config{options} .= " no-$_";
822 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
834 elsif (/^dynamic-engine$/)
836 elsif (/^makedepend$/)
838 elsif (/^zlib-dynamic$/)
844 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
845 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
846 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
851 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
853 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
854 || /^autoalginit/ || /^autoerrinit/)
856 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
857 print " OPENSSL_NO_$ALGO";
859 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
863 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
865 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
866 print " OPENSSL_NO_$ALGO";
868 # fix-up crypto/directory name(s)
869 $algo="whrlpool" if $algo eq "whirlpool";
870 $algo="ripemd" if $algo eq "rmd160";
871 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
880 print "Configuring for $target\n";
882 # Support for legacy targets having a name starting with 'debug-'
883 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
885 $config{build_type} = "debug";
887 # If we do not find debug-foo in the table, the target is set to foo.
888 if (!$table{$target}) {
892 $config{target} = $target;
893 my %target = resolve_config($target);
895 &usage if (!%target || $target{template});
897 %target = ( %{$table{DEFAULTS}}, %target );
899 $target{exe_extension}="";
900 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
901 || $config{target} =~ /^(?:Cygwin|mingw)/);
902 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
904 ($target{shared_extension_simple}=$target{shared_extension})
905 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
906 $target{dso_extension}=$target{shared_extension_simple};
907 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
908 if ($config{target} =~ /^(?:Cygwin|mingw)/);
911 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
912 if $config{cross_compile_prefix} eq "";
914 # Allow overriding the names of some tools. USE WITH CARE
915 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
916 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
917 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
918 (which("$config{cross_compile_prefix}ranlib") ?
919 "\$(CROSS_COMPILE)ranlib" : "true");
920 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
921 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
923 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
925 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
926 # or release_ attributes.
927 # Do it in such a way that no spurious space is appended (hence the grep).
928 $config{defines} = [];
929 $config{cflags} = "";
930 $config{ex_libs} = "";
931 $config{shared_ldflag} = "";
933 # Make sure build_scheme is consistent.
934 $target{build_scheme} = [ $target{build_scheme} ]
935 if ref($target{build_scheme}) ne "ARRAY";
937 my ($builder, $builder_platform, @builder_opts) =
938 @{$target{build_scheme}};
940 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
942 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
944 $config{cflags} .= " -mno-cygwin";
945 $config{shared_ldflag} .= " -mno-cygwin";
948 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
949 # minimally required architecture flags for assembly modules
950 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
951 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
954 my $no_shared_warn=0;
955 my $no_user_cflags=0;
956 my $no_user_defines=0;
958 # The DSO code currently always implements all functions so that no
959 # applications will have to worry about that from a compilation point
960 # of view. However, the "method"s may return zero unless that platform
961 # has support compiled in for them. Currently each method is enabled
962 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
963 # string entry into using the following logic;
964 if (!$disabled{dso} && $target{dso_scheme} ne "")
966 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
967 if ($target{dso_scheme} eq "DLFCN")
969 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
971 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
973 unshift @{$config{defines}}, "DSO_DLFCN";
977 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
981 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
987 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
988 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
992 # If threads aren't disabled, check how possible they are
993 unless ($disabled{threads}) {
995 # Enabled by default, disable it forcibly if unavailable
996 if ($target{thread_scheme} eq "(unknown)") {
997 $disabled{threads} = "unavailable";
1000 # The user chose to enable threads explicitly, let's see
1001 # if there's a chance that's possible
1002 if ($target{thread_scheme} eq "(unknown)") {
1003 # If the user asked for "threads" and we don't have internal
1004 # knowledge how to do it, [s]he is expected to provide any
1005 # system-dependent compiler options that are necessary. We
1006 # can't truly check that the given options are correct, but
1007 # we expect the user to know what [s]He is doing.
1008 if ($no_user_cflags && $no_user_defines) {
1009 die "You asked for multi-threading support, but didn't\n"
1010 ,"provide any system-specific compiler options\n";
1016 # If threads still aren't disabled, add a C macro to ensure the source
1017 # code knows about it. Any other flag is taken care of by the configs.
1018 unless($disabled{threads}) {
1019 foreach (("defines", "openssl_thread_defines")) {
1020 push @{$config{$_}}, "OPENSSL_THREADS";
1024 # With "deprecated" disable all deprecated features.
1025 if (defined($disabled{"deprecated"})) {
1026 $config{api} = $maxapi;
1029 if ($target{shared_target} eq "")
1032 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1034 $disabled{shared} = "no-shared-target";
1035 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1039 if ($disabled{"dynamic-engine"}) {
1040 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1041 $config{dynamic_engines} = 0;
1043 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1044 $config{dynamic_engines} = 1;
1047 unless ($disabled{fuzz}) {
1048 push @{$config{dirs}}, "fuzz";
1049 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1052 unless ($disabled{asan}) {
1053 $config{cflags} .= "-fsanitize=address ";
1056 unless ($disabled{ubsan}) {
1057 # -DPEDANTIC or -fnosanitize=aligmnent may also be required on some
1059 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1062 unless ($disabled{fuzz} && $disabled{asan} && $disabled{ubsan}) {
1063 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1069 # This saves the build files from having to check
1072 $target{shared_cflag} = $target{shared_ldflag} =
1073 $target{shared_rcflag} = "";
1077 push @{$config{defines}}, "OPENSSL_PIC";
1080 if ($target{sys_id} ne "")
1082 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1085 unless ($disabled{asm}) {
1086 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1087 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1089 # bn-586 is the only one implementing bn_*_part_words
1090 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1091 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1093 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1094 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1095 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1097 if ($config{fips}) {
1098 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1101 if ($target{sha1_asm_src}) {
1102 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1103 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1104 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1106 if ($target{md5_asm_src}) {
1107 push @{$config{defines}}, "MD5_ASM";
1109 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1110 if ($target{rmd160_asm_src}) {
1111 push @{$config{defines}}, "RMD160_ASM";
1113 if ($target{aes_asm_src}) {
1114 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1115 # aes-ctr.fake is not a real file, only indication that assembler
1116 # module implements AES_ctr32_encrypt...
1117 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1118 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1119 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1120 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1121 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1122 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1124 if ($target{wp_asm_src} =~ /mmx/) {
1125 if ($config{processor} eq "386") {
1126 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1127 } elsif (!$disabled{"whirlpool"}) {
1128 push @{$config{defines}}, "WHIRLPOOL_ASM";
1131 if ($target{modes_asm_src} =~ /ghash-/) {
1132 push @{$config{defines}}, "GHASH_ASM";
1134 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1135 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1137 if ($target{poly1305_asm_src} ne "") {
1138 push @{$config{defines}}, "POLY1305_ASM";
1142 my $ecc = $target{cc};
1143 if ($^O ne "VMS" && !$disabled{makedepend}) {
1144 # Is the compiler gcc or clang? $ecc is used below to see if
1145 # error-checking can be turned on.
1146 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1147 open(PIPE, "$ccpcc --version 2>&1 |");
1150 # Find the version number and save the major.
1151 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1152 my $compiler_major = $1;
1153 # We know that GNU C version 3 and up as well as all clang
1154 # versions support dependency generation
1155 $config{makedepprog} = $ccpcc
1156 if (/clang/ || (/gcc/ && $compiler_major > 3));
1157 $ecc = "clang" if /clang/;
1158 $ecc = "gcc" if /gcc/;
1159 last if ($config{makedepprog} || !$lines--);
1163 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1164 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1169 # Deal with bn_ops ###################################################
1172 $config{export_var_as_fn} =0;
1173 my $def_int="unsigned int";
1174 $config{rc4_int} =$def_int;
1175 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1178 foreach (sort split(/\s+/,$target{bn_ops})) {
1179 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1180 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1181 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1182 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1183 ($config{b64l},$config{b64},$config{b32})
1184 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1185 ($config{b64l},$config{b64},$config{b32})
1186 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1187 ($config{b64l},$config{b64},$config{b32})
1188 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1190 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1194 # Hack cflags for better warnings (dev option) #######################
1196 # "Stringify" the C flags string. This permits it to be made part of a string
1197 # and works as well on command lines.
1198 $config{cflags} =~ s/([\\\"])/\\$1/g;
1200 if (defined($config{api})) {
1201 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1202 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1203 push @{$config{defines}}, $apiflag;
1206 if ($strict_warnings)
1209 die "ERROR --strict-warnings requires gcc or clang"
1210 unless $ecc eq 'gcc' || $ecc eq 'clang';
1211 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1213 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1215 if ($ecc eq "clang")
1217 foreach $wopt (split /\s+/, $clang_devteam_warn)
1219 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1224 unless ($disabled{"crypto-mdebug-backtrace"})
1226 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1228 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1230 if ($target =~ /^BSD-/)
1232 $config{ex_libs} .= " -lexecinfo";
1236 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1237 else { $no_user_cflags=1; }
1238 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1239 else { $no_user_defines=1; }
1241 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1243 unless ($disabled{afalgeng}) {
1244 $config{afalgeng}="";
1245 if ($target =~ m/^linux/) {
1246 my $minver = 4*10000 + 1*100 + 0;
1247 if ($config{cross_compile_prefix} eq "") {
1248 my $verstr = `uname -r`;
1249 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1250 ($mi2) = $mi2 =~ /(\d+)/;
1251 my $ver = $ma*10000 + $mi1*100 + $mi2;
1252 if ($ver < $minver) {
1253 $disabled{afalgeng} = "too-old-kernel";
1255 push @{$config{engdirs}}, "afalg";
1258 $disabled{afalgeng} = "cross-compiling";
1261 $disabled{afalgeng} = "not-linux";
1265 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1267 # If we use the unified build, collect information from build.info files
1268 my %unified_info = ();
1270 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1271 if ($builder eq "unified") {
1272 # Store the name of the template file we will build the build file from
1273 # in %config. This may be useful for the build file itself.
1274 my $build_file_template;
1276 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1277 $target{build_file}.".tmpl" )) {
1278 if (defined $ENV{$local_config_envname}) {
1280 # VMS environment variables are logical names,
1281 # which can be used as is
1282 $build_file_template = $local_config_envname . ':' . $filename;
1284 $build_file_template = catfile($ENV{$local_config_envname},
1289 last if -f $build_file_template;
1291 $build_file_template = catfile($srcdir, "Configurations", $filename);
1293 last if -f $build_file_template;
1295 $config{build_file_template} = $build_file_template;
1297 use lib catdir(dirname(__FILE__),"util");
1298 use with_fallback qw(Text::Template);
1303 my $relativeto = shift || ".";
1305 $dir = catdir($base,$dir) unless isabsolute($dir);
1307 # Make sure the directories we're building in exists
1310 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1311 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1318 my $relativeto = shift || ".";
1320 $file = catfile($base,$file) unless isabsolute($file);
1322 my $d = dirname($file);
1323 my $f = basename($file);
1325 # Make sure the directories we're building in exists
1328 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1329 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1333 my @build_infos = ( [ ".", "build.info" ] );
1334 foreach (@{$config{dirs}}) {
1335 push @build_infos, [ $_, "build.info" ]
1336 if (-f catfile($srcdir, $_, "build.info"));
1338 foreach (@{$config{sdirs}}) {
1339 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1340 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1342 foreach (@{$config{engdirs}}) {
1343 push @build_infos, [ catdir("engines", $_), "build.info" ]
1344 if (-f catfile($srcdir, "engines", $_, "build.info"));
1347 $config{build_infos} = [ ];
1349 foreach (@build_infos) {
1350 my $sourced = catdir($srcdir, $_->[0]);
1351 my $buildd = catdir($blddir, $_->[0]);
1356 # The basic things we're trying to build
1363 my @intermediates = ();
1368 my %shared_sources = ();
1372 my %sharednames = ();
1375 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1376 my $template = Text::Template->new(TYPE => 'FILE',
1377 SOURCE => catfile($sourced, $f));
1378 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1381 $template->fill_in(HASH => { config => \%config,
1383 disabled => \%disabled,
1384 builddir => abs2rel($buildd, $blddir),
1385 sourcedir => abs2rel($sourced, $blddir),
1386 buildtop => abs2rel($blddir, $blddir),
1387 sourcetop => abs2rel($srcdir, $blddir) },
1388 DELIMITERS => [ "{-", "-}" ]);
1390 # The top item of this stack has the following values
1391 # -2 positive already run and we found ELSE (following ELSIF should fail)
1392 # -1 positive already run (skip until ENDIF)
1393 # 0 negatives so far (if we're at a condition, check it)
1394 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1395 # 2 positive ELSE (following ELSIF should fail)
1397 collect_information(
1398 collect_from_array([ @text ],
1399 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1400 $l1 =~ s/\\$//; $l1.$l2 }),
1401 # Info we're looking for
1402 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1404 if (! @skip || $skip[$#skip] > 0) {
1410 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1411 => sub { die "ELSIF out of scope" if ! @skip;
1412 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1413 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1414 $skip[$#skip] = !! $1
1415 if $skip[$#skip] == 0; },
1417 => sub { die "ELSE out of scope" if ! @skip;
1418 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1419 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1421 => sub { die "ENDIF out of scope" if ! @skip;
1423 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1424 => sub { push @programs, tokenize($1)
1425 if !@skip || $skip[$#skip] > 0 },
1426 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1427 => sub { push @libraries, tokenize($1)
1428 if !@skip || $skip[$#skip] > 0 },
1429 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1430 => sub { push @engines, tokenize($1)
1431 if !@skip || $skip[$#skip] > 0 },
1432 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1433 => sub { push @scripts, tokenize($1)
1434 if !@skip || $skip[$#skip] > 0 },
1435 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1436 => sub { push @extra, tokenize($1)
1437 if !@skip || $skip[$#skip] > 0 },
1438 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1439 => sub { push @overrides, tokenize($1)
1440 if !@skip || $skip[$#skip] > 0 },
1442 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1443 => sub { push @{$ordinals{$1}}, tokenize($2)
1444 if !@skip || $skip[$#skip] > 0 },
1445 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1446 => sub { push @{$sources{$1}}, tokenize($2)
1447 if !@skip || $skip[$#skip] > 0 },
1448 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1449 => sub { push @{$shared_sources{$1}}, tokenize($2)
1450 if !@skip || $skip[$#skip] > 0 },
1451 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1452 => sub { push @{$includes{$1}}, tokenize($2)
1453 if !@skip || $skip[$#skip] > 0 },
1454 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1455 => sub { push @{$depends{$1}}, tokenize($2)
1456 if !@skip || $skip[$#skip] > 0 },
1457 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1458 => sub { push @{$generate{$1}}, $2
1459 if !@skip || $skip[$#skip] > 0 },
1460 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1461 => sub { push @{$renames{$1}}, tokenize($2)
1462 if !@skip || $skip[$#skip] > 0 },
1463 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1464 => sub { push @{$sharednames{$1}}, tokenize($2)
1465 if !@skip || $skip[$#skip] > 0 },
1466 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1468 my $lineiterator = shift;
1469 my $target_kind = $1;
1470 while (defined $lineiterator->()) {
1472 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1473 die "ENDRAW doesn't match BEGINRAW"
1474 if $1 ne $target_kind;
1477 next if @skip && $skip[$#skip] <= 0;
1479 if ($target_kind eq $target{build_file}
1480 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1483 qr/^(?:#.*|\s*)$/ => sub { },
1484 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1486 if ($buildinfo_debug) {
1487 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1488 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1492 if ($buildinfo_debug) {
1493 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1497 die "runaway IF?" if (@skip);
1499 foreach (keys %renames) {
1500 die "$_ renamed to more than one thing: "
1501 ,join(" ", @{$renames{$_}}),"\n"
1502 if scalar @{$renames{$_}} > 1;
1503 my $dest = cleanfile($buildd, $_, $blddir);
1504 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1505 die "$dest renamed to more than one thing: "
1506 ,$unified_info{rename}->{$dest}, $to
1507 unless !defined($unified_info{rename}->{$dest})
1508 or $unified_info{rename}->{$dest} eq $to;
1509 $unified_info{rename}->{$dest} = $to;
1512 foreach (@programs) {
1513 my $program = cleanfile($buildd, $_, $blddir);
1514 if ($unified_info{rename}->{$program}) {
1515 $program = $unified_info{rename}->{$program};
1517 $unified_info{programs}->{$program} = 1;
1520 foreach (@libraries) {
1521 my $library = cleanfile($buildd, $_, $blddir);
1522 if ($unified_info{rename}->{$library}) {
1523 $library = $unified_info{rename}->{$library};
1525 $unified_info{libraries}->{$library} = 1;
1528 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1529 ENGINES can only be used if configured with 'dynamic-engine'.
1530 This is usually a fault in a build.info file.
1532 foreach (@engines) {
1533 my $library = cleanfile($buildd, $_, $blddir);
1534 if ($unified_info{rename}->{$library}) {
1535 $library = $unified_info{rename}->{$library};
1537 $unified_info{engines}->{$library} = 1;
1540 foreach (@scripts) {
1541 my $script = cleanfile($buildd, $_, $blddir);
1542 if ($unified_info{rename}->{$script}) {
1543 $script = $unified_info{rename}->{$script};
1545 $unified_info{scripts}->{$script} = 1;
1549 my $extra = cleanfile($buildd, $_, $blddir);
1550 $unified_info{extra}->{$extra} = 1;
1553 foreach (@overrides) {
1554 my $override = cleanfile($buildd, $_, $blddir);
1555 $unified_info{overrides}->{$override} = 1;
1558 push @{$unified_info{rawlines}}, @rawlines;
1560 unless ($disabled{shared}) {
1561 # Check sharednames.
1562 foreach (keys %sharednames) {
1563 my $dest = cleanfile($buildd, $_, $blddir);
1564 if ($unified_info{rename}->{$dest}) {
1565 $dest = $unified_info{rename}->{$dest};
1567 die "shared_name for $dest with multiple values: "
1568 ,join(" ", @{$sharednames{$_}}),"\n"
1569 if scalar @{$sharednames{$_}} > 1;
1570 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1571 die "shared_name found for a library $dest that isn't defined\n"
1572 unless $unified_info{libraries}->{$dest};
1573 die "shared_name for $dest with multiple values: "
1574 ,$unified_info{sharednames}->{$dest}, ", ", $to
1575 unless !defined($unified_info{sharednames}->{$dest})
1576 or $unified_info{sharednames}->{$dest} eq $to;
1577 $unified_info{sharednames}->{$dest} = $to;
1580 # Additionally, we set up sharednames for libraries that don't
1581 # have any, as themselves.
1582 foreach (keys %{$unified_info{libraries}}) {
1583 if (!defined $unified_info{sharednames}->{$_}) {
1584 $unified_info{sharednames}->{$_} = $_
1589 foreach (keys %ordinals) {
1591 my $ddest = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$ddest}) {
1593 $ddest = $unified_info{rename}->{$ddest};
1595 foreach (@{$ordinals{$dest}}) {
1596 my %known_ordinals =
1599 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1601 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1603 my $o = $known_ordinals{$_};
1604 die "Ordinals for $ddest defined more than once\n"
1605 if $unified_info{ordinals}->{$ddest};
1606 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1610 foreach (keys %sources) {
1612 my $ddest = cleanfile($buildd, $_, $blddir);
1613 if ($unified_info{rename}->{$ddest}) {
1614 $ddest = $unified_info{rename}->{$ddest};
1616 foreach (@{$sources{$dest}}) {
1617 my $s = cleanfile($sourced, $_, $blddir);
1619 # If it isn't in the source tree, we assume it's generated
1622 $s = cleanfile($buildd, $_, $blddir);
1624 # We recognise C and asm files
1625 if ($s =~ /\.[csS]\b$/) {
1626 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1627 $o = cleanfile($buildd, $o, $blddir);
1628 $unified_info{sources}->{$ddest}->{$o} = 1;
1629 $unified_info{sources}->{$o}->{$s} = 1;
1631 $unified_info{sources}->{$ddest}->{$s} = 1;
1636 foreach (keys %shared_sources) {
1638 my $ddest = cleanfile($buildd, $_, $blddir);
1639 if ($unified_info{rename}->{$ddest}) {
1640 $ddest = $unified_info{rename}->{$ddest};
1642 foreach (@{$shared_sources{$dest}}) {
1643 my $s = cleanfile($sourced, $_, $blddir);
1645 # If it isn't in the source tree, we assume it's generated
1648 $s = cleanfile($buildd, $_, $blddir);
1650 # We recognise C and asm files
1651 if ($s =~ /\.[csS]\b$/) {
1652 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1653 $o = cleanfile($buildd, $o, $blddir);
1654 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1655 $unified_info{sources}->{$o}->{$s} = 1;
1657 die "unrecognised source file type for shared library: $s\n";
1662 foreach (keys %generate) {
1664 my $ddest = cleanfile($buildd, $_, $blddir);
1665 if ($unified_info{rename}->{$ddest}) {
1666 $ddest = $unified_info{rename}->{$ddest};
1668 die "more than one generator for $dest: "
1669 ,join(" ", @{$generate{$_}}),"\n"
1670 if scalar @{$generate{$_}} > 1;
1671 my @generator = split /\s+/, $generate{$dest}->[0];
1672 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1673 $unified_info{generate}->{$ddest} = [ @generator ];
1676 foreach (keys %depends) {
1678 my $ddest = cleanfile($sourced, $_, $blddir);
1680 # If the destination doesn't exist in source, it can only be
1681 # a generated file in the build tree.
1683 $ddest = cleanfile($buildd, $_, $blddir);
1684 if ($unified_info{rename}->{$ddest}) {
1685 $ddest = $unified_info{rename}->{$ddest};
1688 foreach (@{$depends{$dest}}) {
1689 my $d = cleanfile($sourced, $_, $blddir);
1691 # If we know it's generated, or assume it is because we can't
1692 # find it in the source tree, we set file we depend on to be
1693 # in the build tree rather than the source tree, and assume
1694 # and that there are lines to build it in a BEGINRAW..ENDRAW
1695 # section or in the Makefile template.
1697 || (grep { $d eq $_ }
1698 map { cleanfile($srcdir, $_, $blddir) }
1699 (@generated_headers, @generated_by_make_headers))) {
1700 $d = cleanfile($buildd, $_, $blddir);
1702 # Take note if the file to depend on is being renamed
1703 if ($unified_info{rename}->{$d}) {
1704 $d = $unified_info{rename}->{$d};
1706 $unified_info{depends}->{$ddest}->{$d} = 1;
1707 # If we depend on a header file or a perl module, let's make
1708 # sure it can get included
1709 if ($d =~ /\.(h|pm)$/) {
1710 my $i = dirname($d);
1711 push @{$unified_info{includes}->{$ddest}}, $i
1712 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1717 foreach (keys %includes) {
1719 my $ddest = cleanfile($sourced, $_, $blddir);
1721 # If the destination doesn't exist in source, it can only be
1722 # a generated file in the build tree.
1724 $ddest = cleanfile($buildd, $_, $blddir);
1725 if ($unified_info{rename}->{$ddest}) {
1726 $ddest = $unified_info{rename}->{$ddest};
1729 foreach (@{$includes{$dest}}) {
1730 my $i = cleandir($sourced, $_, $blddir);
1731 push @{$unified_info{includes}->{$ddest}}, $i
1732 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1737 ### Make unified_info a bit more efficient
1738 # One level structures
1739 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1740 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1742 # Two level structures
1743 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1744 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1745 $unified_info{$l1}->{$l2} =
1746 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1751 # For the schemes that need it, we provide the old *_obj configs
1752 # from the *_asm_obj ones
1753 foreach (grep /_(asm|aux)_src$/, keys %target) {
1755 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1756 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1759 # Write down our configuration where it fits #########################
1761 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1769 #use vars qw(\@ISA \@EXPORT);
1770 our \@ISA = qw(Exporter);
1771 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1774 print OUT "our %config = (\n";
1775 foreach (sort keys %config) {
1776 if (ref($config{$_}) eq "ARRAY") {
1777 print OUT " ", $_, " => [ ", join(", ",
1778 map { quotify("perl", $_) }
1779 @{$config{$_}}), " ],\n";
1781 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1788 print OUT "our %target = (\n";
1789 foreach (sort keys %target) {
1790 if (ref($target{$_}) eq "ARRAY") {
1791 print OUT " ", $_, " => [ ", join(", ",
1792 map { quotify("perl", $_) }
1793 @{$target{$_}}), " ],\n";
1795 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1802 print OUT "our \%available_protocols = (\n";
1803 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1804 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1809 print OUT "our \@disablables = (\n";
1810 foreach (@disablables) {
1811 print OUT " ", quotify("perl", $_), ",\n";
1817 print OUT "our \%disabled = (\n";
1818 foreach (sort keys %disabled) {
1819 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1825 print OUT "our %withargs = (\n";
1826 foreach (sort keys %withargs) {
1827 if (ref($withargs{$_}) eq "ARRAY") {
1828 print OUT " ", $_, " => [ ", join(", ",
1829 map { quotify("perl", $_) }
1830 @{$withargs{$_}}), " ],\n";
1832 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1839 if ($builder eq "unified") {
1844 if (ref $_ eq "ARRAY") {
1845 print OUT " "x$indent, "[\n";
1847 $recurse->($indent + 4, $_);
1849 print OUT " "x$indent, "],\n";
1850 } elsif (ref $_ eq "HASH") {
1852 print OUT " "x$indent, "{\n";
1853 foreach (sort keys %h) {
1854 if (ref $h{$_} eq "") {
1855 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1857 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1858 $recurse->($indent + 8, $h{$_});
1861 print OUT " "x$indent, "},\n";
1863 print OUT " "x$indent, quotify("perl", $_), ",\n";
1867 print OUT "our %unified_info = (\n";
1868 foreach (sort keys %unified_info) {
1869 if (ref $unified_info{$_} eq "") {
1870 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1872 print OUT " "x4, quotify("perl", $_), " =>\n";
1873 $recurse->(8, $unified_info{$_});
1885 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1886 print "CFLAG =$target{cflags} $config{cflags}\n";
1887 print "SHARED_CFLAG =$target{shared_cflag}\n";
1888 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1889 print "LFLAG =$target{lflags}\n";
1890 print "PLIB_LFLAG =$target{plib_lflags}\n";
1891 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1892 print "APPS_OBJ =$target{apps_obj}\n";
1893 print "CPUID_OBJ =$target{cpuid_obj}\n";
1894 print "UPLINK_OBJ =$target{uplink_obj}\n";
1895 print "BN_ASM =$target{bn_obj}\n";
1896 print "EC_ASM =$target{ec_obj}\n";
1897 print "DES_ENC =$target{des_obj}\n";
1898 print "AES_ENC =$target{aes_obj}\n";
1899 print "BF_ENC =$target{bf_obj}\n";
1900 print "CAST_ENC =$target{cast_obj}\n";
1901 print "RC4_ENC =$target{rc4_obj}\n";
1902 print "RC5_ENC =$target{rc5_obj}\n";
1903 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1904 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1905 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1906 print "CMLL_ENC =$target{cmll_obj}\n";
1907 print "MODES_OBJ =$target{modes_obj}\n";
1908 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1909 print "CHACHA_ENC =$target{chacha_obj}\n";
1910 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1911 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1912 print "PROCESSOR =$config{processor}\n";
1913 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1914 "$config{cross_compile_prefix}ranlib" :
1915 "$target{ranlib}", "\n";
1916 print "ARFLAGS =$target{arflags}\n";
1917 print "PERL =$config{perl}\n";
1919 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1920 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1921 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1922 print "BN_LLONG mode\n" if $config{bn_ll};
1923 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1925 for (@generated_headers) {
1926 mkpath(catdir($blddir, dirname($_)));
1927 run_dofile(catfile($blddir, $_),
1928 catfile($srcdir, $_.".in"));
1932 ### When the old "unixmake" scheme goes away, so does this function
1934 sub build_Makefile {
1935 run_dofile("Makefile","Makefile.in");
1937 # Copy all Makefile.in to Makefile (except top-level)
1946 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1947 my $in = IO::File->new($_, "r") or
1948 die sprintf "Error reading Makefile.in in %s: !$\n",
1950 my $out = IO::File->new("Makefile", "w") or
1951 die sprintf "Error writing Makefile in %s: !$\n",
1953 print $out "# Generated from $_, do not edit\n";
1954 while (my $line = <$in>) { print $out $line }
1956 die sprintf "Error reading Makefile.in in %s: !$\n",
1959 die sprintf "Error writing Makefile in %s: !$\n",
1968 run_dofile(catfile($blddir, $target{build_file}),
1969 $config{build_file_template},
1970 catfile($srcdir, "Configurations", "common.tmpl"));
1975 run_dofile("util/domd", "util/domd.in");
1976 chmod 0755, "util/domd";
1980 $builders{$builder}->($builder_platform, @builder_opts);
1984 Configured for $target.
1987 print <<"EOF" if ($disabled{threads} eq "unavailable");
1989 The library could not be configured for supporting multi-threaded
1990 applications as the compiler options required on this system are not known.
1991 See file INSTALL for details if you need multi-threading.
1994 print <<"EOF" if ($no_shared_warn);
1996 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1997 platform, so we will pretend you gave the option 'no-pic', which also disables
1998 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1999 or position independent code, please let us know (but please first make sure
2000 you have tried with a current version of OpenSSL).
2003 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2005 WARNING: there are indications that another build was made in the source
2006 directory. This build may have picked up artifacts from that build, the
2007 safest course of action is to clean the source directory and redo this
2013 ######################################################################
2015 # Helpers and utility functions
2018 # Configuration file reading #########################################
2020 # Note: All of the helper functions are for lazy evaluation. They all
2021 # return a CODE ref, which will return the intended value when evaluated.
2022 # Thus, whenever there's mention of a returned value, it's about that
2025 # Helper function to implement conditional inheritance depending on the
2026 # value of $disabled{asm}. Used in inherit_from values as follows:
2028 # inherit_from => [ "template", asm("asm_tmpl") ]
2033 $disabled{asm} ? () : @x;
2037 # Helper function to implement conditional value variants, with a default
2038 # plus additional values based on the value of $config{build_type}.
2039 # Arguments are given in hash table form:
2041 # picker(default => "Basic string: ",
2043 # release => "release")
2045 # When configuring with --debug, the resulting string will be
2046 # "Basic string: debug", and when not, it will be "Basic string: release"
2048 # This can be used to create variants of sets of flags according to the
2051 # cflags => picker(default => "-Wall",
2052 # debug => "-g -O0",
2057 return sub { add($opts{default} || (),
2058 $opts{$config{build_type}} || ())->(); }
2061 # Helper function to combine several values of different types into one.
2062 # This is useful if you want to combine a string with the result of a
2063 # lazy function, such as:
2065 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2069 return sub { add(@stuff)->(); }
2072 # Helper function to implement conditional values depending on the value
2073 # of $disabled{threads}. Can be used as follows:
2075 # cflags => combine("-Wall", threads("-pthread"))
2079 return sub { add($disabled{threads} ? () : @flags)->(); }
2084 our $add_called = 0;
2085 # Helper function to implement adding values to already existing configuration
2086 # values. It handles elements that are ARRAYs, CODEs and scalars
2088 my $separator = shift;
2090 # If there's any ARRAY in the collection of values OR the separator
2091 # is undef, we will return an ARRAY of combined values, otherwise a
2092 # string of joined values with $separator as the separator.
2093 my $found_array = !defined($separator);
2098 while (ref($res) eq "CODE") {
2101 if (defined($res)) {
2102 if (ref($res) eq "ARRAY") {
2118 join($separator, grep { defined($_) && $_ ne "" } @values);
2122 my $separator = " ";
2123 if (ref($_[$#_]) eq "HASH") {
2125 $separator = $opts->{separator};
2128 sub { _add($separator, @x, @_) };
2131 my $separator = " ";
2132 if (ref($_[$#_]) eq "HASH") {
2134 $separator = $opts->{separator};
2137 sub { _add($separator, @_, @x) };
2140 # configuration reader, evaluates the input file as a perl script and expects
2141 # it to fill %targets with target configurations. Those are then added to
2145 open(CONFFILE, "< $fname")
2146 or die "Can't open configuration file '$fname'!\n";
2149 my $content = <CONFFILE>;
2154 local %table = %::table; # Protect %table from tampering
2160 # For each target, check that it's configured with a hash table.
2161 foreach (keys %targets) {
2162 if (ref($targets{$_}) ne "HASH") {
2163 if (ref($targets{$_}) eq "") {
2164 warn "Deprecated target configuration for $_, ignoring...\n";
2166 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2168 delete $targets{$_};
2172 %table = (%table, %targets);
2176 # configuration resolver. Will only resolve all the lazy evaluation
2177 # codeblocks for the chosen target and all those it inherits from,
2179 sub resolve_config {
2181 my @breadcrumbs = @_;
2183 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2185 if (grep { $_ eq $target } @breadcrumbs) {
2186 die "inherit_from loop! target backtrace:\n "
2187 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2190 if (!defined($table{$target})) {
2191 warn "Warning! target $target doesn't exist!\n";
2194 # Recurse through all inheritances. They will be resolved on the
2195 # fly, so when this operation is done, they will all just be a
2196 # bunch of attributes with string values.
2197 # What we get here, though, are keys with references to lists of
2198 # the combined values of them all. We will deal with lists after
2199 # this stage is done.
2200 my %combined_inheritance = ();
2201 if ($table{$target}->{inherit_from}) {
2203 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2204 foreach (@inherit_from) {
2205 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2207 # 'template' is a marker that's considered private to
2208 # the config that had it.
2209 delete $inherited_config{template};
2211 foreach (keys %inherited_config) {
2212 if (!$combined_inheritance{$_}) {
2213 $combined_inheritance{$_} = [];
2215 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2220 # We won't need inherit_from in this target any more, since we've
2221 # resolved all the inheritances that lead to this
2222 delete $table{$target}->{inherit_from};
2224 # Now is the time to deal with those lists. Here's the place to
2225 # decide what shall be done with those lists, all based on the
2226 # values of the target we're currently dealing with.
2227 # - If a value is a coderef, it will be executed with the list of
2228 # inherited values as arguments.
2229 # - If the corresponding key doesn't have a value at all or is the
2230 # empty string, the inherited value list will be run through the
2231 # default combiner (below), and the result becomes this target's
2233 # - Otherwise, this target's value is assumed to be a string that
2234 # will simply override the inherited list of values.
2235 my $default_combiner = add();
2238 map { $_ => 1 } (keys %combined_inheritance,
2239 keys %{$table{$target}});
2241 sub process_values {
2243 my $inherited = shift; # Always a [ list ]
2249 while(ref($object) eq "CODE") {
2250 $object = $object->(@$inherited);
2252 if (!defined($object)) {
2255 elsif (ref($object) eq "ARRAY") {
2256 local $add_called; # To make sure recursive calls don't affect it
2257 return [ map { process_values($_, $inherited, $target, $entry) }
2259 } elsif (ref($object) eq "") {
2262 die "cannot handle reference type ",ref($object)
2263 ," found in target ",$target," -> ",$entry,"\n";
2267 foreach (sort keys %all_keys) {
2268 my $previous = $combined_inheritance{$_};
2270 # Current target doesn't have a value for the current key?
2271 # Assign it the default combiner, the rest of this loop body
2272 # will handle it just like any other coderef.
2273 if (!exists $table{$target}->{$_}) {
2274 $table{$target}->{$_} = $default_combiner;
2277 $table{$target}->{$_} = process_values($table{$target}->{$_},
2278 $combined_inheritance{$_},
2280 unless(defined($table{$target}->{$_})) {
2281 delete $table{$target}->{$_};
2283 # if ($extra_checks &&
2284 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2285 # warn "$_ got replaced in $target\n";
2289 # Finally done, return the result.
2290 return %{$table{$target}};
2295 print STDERR $usage;
2296 print STDERR "\npick os/compiler from:\n";
2300 foreach $i (sort keys %table)
2302 next if $table{$i}->{template};
2303 next if $i =~ /^debug/;
2304 $k += length($i) + 1;
2310 print STDERR $i . " ";
2312 foreach $i (sort keys %table)
2314 next if $table{$i}->{template};
2315 next if $i !~ /^debug/;
2316 $k += length($i) + 1;
2322 print STDERR $i . " ";
2324 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2333 unlink $out || warn "Can't remove $out, $!"
2335 foreach (@templates) {
2336 die "Can't open $_, $!" unless -f $_;
2338 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2339 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2342 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2349 if (eval { require IPC::Cmd; 1; }) {
2351 return scalar IPC::Cmd::can_run($name);
2353 # if there is $directories component in splitpath,
2354 # then it's not something to test with $PATH...
2355 return $name if (File::Spec->splitpath($name))[1];
2357 foreach (File::Spec->path()) {
2358 my $fullpath = catfile($_, "$name$target{exe_extension}");
2359 if (-f $fullpath and -x $fullpath) {
2366 # Configuration printer ##############################################
2368 sub print_table_entry
2371 my %target = resolve_config($target);
2374 # Don't print the templates
2375 return if $target{template};
2412 "shared_extension_simple",
2413 "shared_import_extension",
2424 if ($type eq "TABLE") {
2426 print "*** $target\n";
2427 foreach (@sequence) {
2428 if (ref($target{$_}) eq "ARRAY") {
2429 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2431 printf "\$%-12s = %s\n", $_, $target{$_};
2434 } elsif ($type eq "HASH") {
2436 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2437 print " '$target' => {\n";
2438 foreach (@sequence) {
2440 if (ref($target{$_}) eq "ARRAY") {
2441 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2443 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2451 # Utility routines ###################################################
2453 # On VMS, if the given file is a logical name, File::Spec::Functions
2454 # will consider it an absolute path. There are cases when we want a
2455 # purely syntactic check without checking the environment.
2459 # On non-platforms, we just use file_name_is_absolute().
2460 return file_name_is_absolute($file) unless $^O eq "VMS";
2462 # If the file spec includes a device or a directpry spec,
2463 # file_name_is_absolute() is perfectly safe.
2464 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2466 # Here, we know the given file spec isn't absolute
2470 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2471 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2472 # realpath() requires that at least all path components except the last is an
2473 # existing directory. On VMS, the last component of the directory spec must
2478 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2479 # will return the volume name for the device, no matter what. Also,
2480 # it will return an incorrect directory spec if the argument is a
2481 # directory that doesn't exist.
2483 return rel2abs($dir);
2486 # We use realpath() on Unix, since no other will properly clean out
2488 use Cwd qw/realpath/;
2490 return realpath($dir);
2495 perl => sub { my $x = shift;
2496 $x =~ s/([\\\$\@"])/\\$1/g;
2497 return '"'.$x.'"'; },
2501 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2503 return map { $processor->($_); } @_;
2506 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2507 # $filename is a file name to read from
2508 # $line_concat_cond_re is a regexp detecting a line continuation ending
2509 # $line_concat is a CODEref that takes care of concatenating two lines
2510 sub collect_from_file {
2511 my $filename = shift;
2512 my $line_concat_cond_re = shift;
2513 my $line_concat = shift;
2515 open my $fh, $filename || die "unable to read $filename: $!\n";
2517 my $saved_line = "";
2521 if (defined $line_concat) {
2522 $_ = $line_concat->($saved_line, $_);
2525 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2531 die "$filename ending with continuation line\n" if $_;
2537 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2538 # $array is an ARRAYref of lines
2539 # $line_concat_cond_re is a regexp detecting a line continuation ending
2540 # $line_concat is a CODEref that takes care of concatenating two lines
2541 sub collect_from_array {
2543 my $line_concat_cond_re = shift;
2544 my $line_concat = shift;
2545 my @array = (@$array);
2548 my $saved_line = "";
2550 while (defined($_ = shift @array)) {
2552 if (defined $line_concat) {
2553 $_ = $line_concat->($saved_line, $_);
2556 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2562 die "input text ending with continuation line\n" if $_;
2567 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2568 # $lineiterator is a CODEref that delivers one line at a time.
2569 # All following arguments are regex/CODEref pairs, where the regexp detects a
2570 # line and the CODEref does something with the result of the regexp.
2571 sub collect_information {
2572 my $lineiterator = shift;
2573 my %collectors = @_;
2575 while(defined($_ = $lineiterator->())) {
2578 if ($collectors{"BEFORE"}) {
2579 $collectors{"BEFORE"}->($_);
2581 foreach my $re (keys %collectors) {
2582 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2583 $collectors{$re}->($lineiterator);
2587 if ($collectors{"OTHERWISE"}) {
2588 $collectors{"OTHERWISE"}->($lineiterator, $_)
2589 unless $found || !defined $collectors{"OTHERWISE"};
2591 if ($collectors{"AFTER"}) {
2592 $collectors{"AFTER"}->($_);
2598 # $line is a line of text to split up into tokens
2599 # returns a list of tokens
2601 # Tokens are divided by spaces. If the tokens include spaces, they
2602 # have to be quoted with single or double quotes. Double quotes
2603 # inside a double quoted token must be escaped. Escaping is done
2605 # Basically, the same quoting rules apply for " and ' as in any
2608 my $line = my $debug_line = shift;
2611 while ($line =~ s|^\s+||, $line ne "") {
2613 while ($line ne "" && $line !~ m|^\s|) {
2614 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2617 } elsif ($line =~ m/^'([^']*)'/) {
2620 } elsif ($line =~ m/^(\S+)/) {
2625 push @result, $token;
2628 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2629 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2630 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";