3 # Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
5 # Licensed under the OpenSSL license (the "License"). You may not use
6 # this file except in compliance with the License. You can obtain a copy
7 # in the file LICENSE in the source distribution or at
8 # https://www.openssl.org/source/license.html
10 ## Configure -- OpenSSL source tree configuration script
15 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
16 use File::Path qw/mkpath/;
17 use if $^O ne "VMS", 'File::Glob' => qw/glob/;
19 # see INSTALL for instructions.
21 my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-egd] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--config=FILE] os/compiler[:flags]\n";
25 # --config add the given configuration file, which will be read after
26 # any "Configurations*" files that are found in the same
27 # directory as this script.
28 # --prefix prefix for the OpenSSL installation, which includes the
29 # directories bin, lib, include, share/man, share/doc/openssl
30 # This becomes the value of INSTALLTOP in Makefile
31 # (Default: /usr/local)
32 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
33 # If it's a relative directory, it will be added on the directory
34 # given with --prefix.
35 # This becomes the value of OPENSSLDIR in Makefile and in C.
36 # (Default: PREFIX/ssl)
38 # --cross-compile-prefix Add specified prefix to binutils components.
40 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
41 # interfaces deprecated as of the specified OpenSSL version.
43 # no-hw-xxx do not compile support for specific crypto hardware.
44 # Generic OpenSSL-style methods relating to this support
45 # are always compiled but return NULL if the hardware
46 # support isn't compiled.
47 # no-hw do not compile support for any crypto hardware.
48 # [no-]threads [don't] try to create a library that is suitable for
49 # multithreaded applications (default is "threads" if we
51 # [no-]shared [don't] try to create shared libraries when supported.
52 # [no-]pic [don't] try to build position independent code when supported.
53 # If disabled, it also disables shared and dynamic-engine.
54 # no-asm do not use assembler
55 # no-dso do not compile in any native shared-library methods. This
56 # will ensure that all methods just return NULL.
57 # no-egd do not compile support for the entropy-gathering daemon APIs
58 # [no-]zlib [don't] compile support for zlib compression.
59 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
60 # library and will be loaded in run-time by the OpenSSL library.
61 # sctp include SCTP support
62 # 386 generate 80386 code
63 # enable-weak-ssl-ciphers
64 # Enable weak ciphers that are disabled by default. This currently
65 # only includes RC4 based ciphers.
66 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
67 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
68 # -<xxx> +<xxx> compiler options are passed through
70 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
71 # provided to stack calls. Generates unique stack functions for
72 # each possible stack type.
73 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
74 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
75 # Following are set automatically by this script
77 # MD5_ASM use some extra md5 assembler,
78 # SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
79 # RMD160_ASM use some extra ripemd160 assembler,
80 # SHA256_ASM sha256_block is implemented in assembler
81 # SHA512_ASM sha512_block is implemented in assembler
82 # AES_ASM AES_[en|de]crypt is implemented in assembler
84 # Minimum warning options... any contributions to OpenSSL should at least get
87 # DEBUG_UNUSED enables __owur (warn unused result) checks.
88 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
89 # -DPEDANTIC complements -pedantic and is meant to mask code that
90 # is not strictly standard-compliant and/or implementation-specific,
91 # e.g. inline assembly, disregards to alignment requirements, such
92 # that -pedantic would complain about. Incidentally -DPEDANTIC has
93 # to be used even in sanitized builds, because sanitizer too is
94 # supposed to and does take notice of non-standard behaviour. Then
95 # -pedantic with pre-C9x compiler would also complain about 'long
96 # long' not being supported. As 64-bit algorithms are common now,
97 # it grew impossible to resolve this without sizeable additional
98 # code, so we just tell compiler to be pedantic about everything
99 # but 'long long' type.
100 . " -DPEDANTIC -pedantic -Wno-long-long"
103 . " -Wmissing-prototypes"
110 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
111 # TODO(openssl-team): fix problems and investigate if (at least) the
112 # following warnings can also be enabled:
116 # -Wlanguage-extension-token -- no, we use asm()
117 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
118 # -Wextended-offsetof -- no, needed in CMS ASN1 code
119 my $clang_devteam_warn = ""
120 . " -Qunused-arguments"
122 . " -Wno-unused-parameter"
123 . " -Wno-missing-field-initializers"
124 . " -Wno-language-extension-token"
125 . " -Wno-extended-offsetof"
126 . " -Wconditional-uninitialized"
127 . " -Wincompatible-pointer-types-discards-qualifiers"
128 . " -Wmissing-variable-declarations"
131 # This adds backtrace information to the memory leak info. Is only used
132 # when crypto-mdebug-backtrace is enabled.
133 my $memleak_devteam_backtrace = "-rdynamic";
135 my $strict_warnings = 0;
137 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
138 # which would cover all BSD flavors. -pthread applies to them all,
139 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
140 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
141 # which has to be accompanied by explicit -D_THREAD_SAFE and
142 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
143 # seems to be sufficient?
144 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
147 # API compatibility name to version number mapping.
149 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
151 "1.1.0" => "0x10100000L",
152 "1.0.0" => "0x10000000L",
153 "0.9.8" => "0x00908000L",
160 # Forward declarations ###############################################
162 # read_config(filename)
164 # Reads a configuration file and populates %table with the contents
165 # (which the configuration file places in %targets).
168 # resolve_config(target)
170 # Resolves all the late evaluations, inheritances and so on for the
171 # chosen target and any target it inherits from.
175 # Information collection #############################################
177 # Unified build supports separate build dir
178 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
179 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
180 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
182 my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
184 $config{sourcedir} = abs2rel($srcdir);
185 $config{builddir} = abs2rel($blddir);
187 # Collect reconfiguration information if needed
190 if (grep /^reconf(igure)?$/, @argvcopy) {
191 if (-f "./configdata.pm") {
192 my $file = "./configdata.pm";
193 unless (my $return = do $file) {
194 die "couldn't parse $file: $@" if $@;
195 die "couldn't do $file: $!" unless defined $return;
196 die "couldn't run $file" unless $return;
199 @argvcopy = defined($configdata::config{perlargv}) ?
200 @{$configdata::config{perlargv}} : ();
201 die "Incorrect data to reconfigure, please do a normal configuration\n"
202 if (grep(/^reconf/,@argvcopy));
203 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
204 if defined($configdata::config{cross_compile_prefix});
205 $ENV{CC} = $configdata::config{cc}
206 if defined($configdata::config{cc});
207 $ENV{BUILDFILE} = $configdata::config{build_file}
208 if defined($configdata::config{build_file});
209 $ENV{$local_config_envname} = $configdata::config{local_config_dir}
210 if defined($configdata::config{local_config_dir});
212 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
213 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
214 if $ENV{CROSS_COMPILE};
215 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
216 print " BUILDFILE = ",$ENV{BUILDFILE},"\n" if $ENV{BUILDFILE};
217 print " $local_config_envname = ",$ENV{$local_config_envname},"\n"
218 if $ENV{$local_config_envname};
220 die "Insufficient data to reconfigure, please do a normal configuration\n";
224 $config{perlargv} = [ @argvcopy ];
226 # Collect version numbers
227 $config{version} = "unknown";
228 $config{version_num} = "unknown";
229 $config{shlib_version_number} = "unknown";
230 $config{shlib_version_history} = "unknown";
233 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
234 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
235 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
236 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
237 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
239 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
241 ($config{major}, $config{minor})
242 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
243 ($config{shlib_major}, $config{shlib_minor})
244 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
245 die "erroneous version information in opensslv.h: ",
246 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
247 if ($config{major} eq "" || $config{minor} eq ""
248 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
250 # Collect target configurations
252 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
253 foreach (sort glob($pattern)) {
257 if (defined $ENV{$local_config_envname}) {
259 # VMS environment variables are logical names,
260 # which can be used as is
261 $pattern = $local_config_envname . ':' . '*.conf';
263 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
266 foreach (sort glob($pattern)) {
272 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
275 $config{openssldir}="";
276 $config{processor}="";
278 $config{cross_compile_prefix}="";
279 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
280 my $nofipscanistercheck=0;
281 $config{baseaddr}="0xFB00000";
282 my $auto_threads=1; # enable threads automatically? true by default
286 # Top level directories to build
287 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
288 # crypto/ subdirectories to build
291 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
292 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
293 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
294 "buffer", "bio", "stack", "lhash", "rand", "err",
295 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
296 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
299 # Known TLS and DTLS protocols
300 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
301 my @dtls = qw(dtls1 dtls1_2);
303 # Explicitly known options that are possible to disable. They can
304 # be regexps, and will be used like this: /^no-${option}$/
305 # For developers: keep it sorted alphabetically
324 "crypto-mdebug-backtrace",
338 "ec_nistp_64_gcc_128",
391 foreach my $proto ((@tls, @dtls))
393 push(@disablables, $proto);
394 push(@disablables, "$proto-method");
397 my %deprecated_disablables = (
399 "buf-freelists" => undef,
403 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
405 our %disabled = ( # "what" => "comment"
407 "crypto-mdebug" => "default",
408 "crypto-mdebug-backtrace" => "default",
409 "ec_nistp_64_gcc_128" => "default",
411 "fuzz-libfuzzer" => "default",
412 "fuzz-afl" => "default",
413 "heartbeats" => "default",
418 "ssl-trace" => "default",
420 "ssl3-method" => "default",
421 "ubsan" => "default",
422 "unit-test" => "default",
423 "weak-ssl-ciphers" => "default",
425 "zlib-dynamic" => "default",
428 # Note: => pair form used for aesthetics, not to truly make a hash table
429 my @disable_cascades = (
430 # "what" => [ "cascade", ... ]
431 sub { $config{processor} eq "386" }
434 "ssl3-method" => [ "ssl3" ],
435 "zlib" => [ "zlib-dynamic" ],
437 "ec" => [ "ecdsa", "ecdh" ],
439 "dgram" => [ "dtls", "sctp" ],
440 "sock" => [ "dgram" ],
443 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
444 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
445 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
447 # Additionally, SSL 3.0 requires either RSA or DSA+DH
449 && ($disabled{dsa} || $disabled{dh}); }
452 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
453 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
454 # (XXX: We don't support PSK-only builds).
456 && ($disabled{dsa} || $disabled{dh})
457 && ($disabled{ecdsa} || $disabled{ecdh}); }
458 => [ "tls1", "tls1_1", "tls1_2",
459 "dtls1", "dtls1_2" ],
463 # SRP and HEARTBEATS require TLSEXT
464 "tlsext" => [ "srp", "heartbeats" ],
466 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
468 # Without DSO, we can't load dynamic engines, so don't build them dynamic
469 "dso" => [ "dynamic-engine" ],
471 # Without position independent code, there can be no shared libraries or DSOs
472 "pic" => [ "shared" ],
473 "shared" => [ "dynamic-engine" ],
474 "engine" => [ "afalgeng" ],
476 # no-autoalginit is only useful when building non-shared
477 "autoalginit" => [ "shared", "apps" ],
479 "stdio" => [ "apps", "capieng" ],
480 "apps" => [ "tests" ],
481 "comp" => [ "zlib" ],
482 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
484 sub { !$disabled{"msan"} } => [ "asm" ],
487 # Avoid protocol support holes. Also disable all versions below N, if version
488 # N is disabled while N+1 is enabled.
490 my @list = (reverse @tls);
491 while ((my $first, my $second) = (shift @list, shift @list)) {
493 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
495 unshift @list, $second;
497 my @list = (reverse @dtls);
498 while ((my $first, my $second) = (shift @list, shift @list)) {
500 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
502 unshift @list, $second;
505 # Explicit "no-..." options will be collected in %disabled along with the defaults.
506 # To remove something from %disabled, use "enable-foo".
507 # For symmetry, "disable-foo" is a synonym for "no-foo".
511 &usage if ($#ARGV < 0);
515 $config{openssl_api_defines}=[];
516 $config{openssl_algorithm_defines}=[];
517 $config{openssl_thread_defines}=[];
518 $config{openssl_sys_defines}=[];
519 $config{openssl_other_defines}=[];
523 $config{build_type} = "release";
525 my %unsupported_options = ();
526 my %deprecated_options = ();
529 # VMS is a case insensitive environment, and depending on settings
530 # out of our control, we may receive options uppercased. Let's
531 # downcase at least the part before any equal sign.
536 s /^-no-/no-/; # some people just can't read the instructions
538 # rewrite some options in "enable-..." form
539 s /^-?-?shared$/enable-shared/;
540 s /^sctp$/enable-sctp/;
541 s /^threads$/enable-threads/;
542 s /^zlib$/enable-zlib/;
543 s /^zlib-dynamic$/enable-zlib-dynamic/;
545 if (/^(no|disable|enable)-(.+)$/)
548 if (!exists $deprecated_disablables{$word}
549 && !grep { $word =~ /^${_}$/ } @disablables)
551 $unsupported_options{$_} = 1;
555 if (/^no-(.+)$/ || /^disable-(.+)$/)
557 foreach my $proto ((@tls, @dtls))
559 if ($1 eq "$proto-method")
561 $disabled{"$proto"} = "option($proto-method)";
567 foreach my $proto (@dtls)
569 $disabled{$proto} = "option(dtls)";
571 $disabled{"dtls"} = "option(dtls)";
575 # Last one of its kind
576 $disabled{"ssl3"} = "option(ssl)";
580 # XXX: Tests will fail if all SSL/TLS
581 # protocols are disabled.
582 foreach my $proto (@tls)
584 $disabled{$proto} = "option(tls)";
587 elsif ($1 eq "static-engine")
589 delete $disabled{"dynamic-engine"};
591 elsif ($1 eq "dynamic-engine")
593 $disabled{"dynamic-engine"} = "option";
595 elsif (exists $deprecated_disablables{$1})
597 $deprecated_options{$_} = 1;
598 if (defined $deprecated_disablables{$1})
600 $disabled{$deprecated_disablables{$1}} = "option";
605 $disabled{$1} = "option";
607 # No longer an automatic choice
608 $auto_threads = 0 if ($1 eq "threads");
610 elsif (/^enable-(.+)$/)
612 if ($1 eq "static-engine")
614 $disabled{"dynamic-engine"} = "option";
616 elsif ($1 eq "dynamic-engine")
618 delete $disabled{"dynamic-engine"};
620 elsif ($1 eq "zlib-dynamic")
622 delete $disabled{"zlib"};
625 delete $disabled{$algo};
627 # No longer an automatic choice
628 $auto_threads = 0 if ($1 eq "threads");
630 elsif (/^--strict-warnings$/)
632 $strict_warnings = 1;
636 $config{build_type} = "debug";
638 elsif (/^--release$/)
640 $config{build_type} = "release";
643 { $config{processor}=386; }
650 # No RSAref support any more since it's not needed.
651 # The check for the option is there so scripts aren't
654 elsif (/^nofipscanistercheck$/)
657 $nofipscanistercheck = 1;
661 if (/^--prefix=(.*)$/)
664 die "Directory given with --prefix MUST be absolute\n"
665 unless file_name_is_absolute($config{prefix});
667 elsif (/^--api=(.*)$/)
671 elsif (/^--libdir=(.*)$/)
675 elsif (/^--openssldir=(.*)$/)
677 $config{openssldir}=$1;
679 elsif (/^--with-zlib-lib=(.*)$/)
681 $withargs{zlib_lib}=$1;
683 elsif (/^--with-zlib-include=(.*)$/)
685 $withargs{zlib_include}=$1;
687 elsif (/^--with-fuzzer-lib=(.*)$/)
689 $withargs{fuzzer_lib}=$1;
691 elsif (/^--with-fuzzer-include=(.*)$/)
693 $withargs{fuzzer_include}=$1;
695 elsif (/^--with-fipslibdir=(.*)$/)
697 $config{fipslibdir}="$1/";
699 elsif (/^--with-baseaddr=(.*)$/)
701 $config{baseaddr}="$1";
703 elsif (/^--cross-compile-prefix=(.*)$/)
705 $config{cross_compile_prefix}=$1;
707 elsif (/^--config=(.*)$/)
711 elsif (/^-[lL](.*)$/ or /^-Wl,/)
718 $disabled{"pic"} = "forced";
719 $disabled{"shared"} = "forced";
720 $disabled{"threads"} = "forced";
724 push @user_defines, $1;
726 else # common if (/^[-+]/), just pass down...
728 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
729 $user_cflags.=" ".$_;
734 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
737 unless ($_ eq $target || /^no-/ || /^disable-/)
739 # "no-..." follows later after implied disactivations
740 # have been derived. (Don't take this too seriously,
741 # we really only write OPTIONS to the Makefile out of
744 if ($config{options} eq "")
745 { $config{options} = $_; }
747 { $config{options} .= " ".$_; }
750 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
751 die "***** Unsupported api compatibility level: $config{api}\n",
754 if (keys %deprecated_options)
756 warn "***** Deprecated options: ",
757 join(", ", keys %deprecated_options), "\n";
759 if (keys %unsupported_options)
761 die "***** Unsupported options: ",
762 join(", ", keys %unsupported_options), "\n";
768 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
772 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
775 my @tocheckfor = (keys %disabled);
776 while (@tocheckfor) {
777 my %new_tocheckfor = ();
778 my @cascade_copy = (@disable_cascades);
779 while (@cascade_copy) {
780 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
781 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
782 foreach(grep { !defined($disabled{$_}) } @$descendents) {
783 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
787 @tocheckfor = (keys %new_tocheckfor);
790 our $die = sub { die @_; };
791 if ($target eq "TABLE") {
792 local $die = sub { warn @_; };
793 foreach (sort keys %table) {
794 print_table_entry($_, "TABLE");
799 if ($target eq "LIST") {
800 foreach (sort keys %table) {
801 print $_,"\n" unless $table{$_}->{template};
806 if ($target eq "HASH") {
807 local $die = sub { warn @_; };
808 print "%table = (\n";
809 foreach (sort keys %table) {
810 print_table_entry($_, "HASH");
815 # Backward compatibility?
816 if ($target =~ m/^CygWin32(-.*)$/) {
817 $target = "Cygwin".$1;
820 foreach (sort (keys %disabled))
822 $config{options} .= " no-$_";
824 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
836 elsif (/^dynamic-engine$/)
838 elsif (/^makedepend$/)
840 elsif (/^zlib-dynamic$/)
846 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
847 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
848 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
853 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
855 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
856 || /^autoalginit/ || /^autoerrinit/)
858 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
859 print " OPENSSL_NO_$ALGO";
861 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
865 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
867 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
868 print " OPENSSL_NO_$ALGO";
870 # fix-up crypto/directory name(s)
871 $algo="whrlpool" if $algo eq "whirlpool";
872 $algo="ripemd" if $algo eq "rmd160";
873 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
882 print "Configuring for $target\n";
884 # Support for legacy targets having a name starting with 'debug-'
885 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
887 $config{build_type} = "debug";
889 # If we do not find debug-foo in the table, the target is set to foo.
890 if (!$table{$target}) {
894 $config{target} = $target;
895 my %target = resolve_config($target);
897 &usage if (!%target || $target{template});
899 %target = ( %{$table{DEFAULTS}}, %target );
901 $target{exe_extension}="";
902 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
903 || $config{target} =~ /^(?:Cygwin|mingw)/);
904 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
906 ($target{shared_extension_simple}=$target{shared_extension})
907 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
908 $target{dso_extension}=$target{shared_extension_simple};
909 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
910 if ($config{target} =~ /^(?:Cygwin|mingw)/);
913 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
914 if $config{cross_compile_prefix} eq "";
916 # Allow overriding the names of some tools. USE WITH CARE
917 # Note: only Unix cares about HASHBANGPERL... that explains
918 # the default string.
919 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
920 $config{hashbangperl} =
921 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
922 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
923 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
924 (which("$config{cross_compile_prefix}ranlib") ?
925 "\$(CROSS_COMPILE)ranlib" : "true");
926 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
927 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
929 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
931 # Allow overriding the build file name
932 $target{build_file} = $ENV{BUILDFILE} || $target{build_file} || "Makefile";
934 # Cache information necessary for reconfiguration
935 $config{cc} = $target{cc};
936 $config{build_file} = $target{build_file};
938 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
939 # or release_ attributes.
940 # Do it in such a way that no spurious space is appended (hence the grep).
941 $config{defines} = [];
942 $config{cflags} = "";
943 $config{ex_libs} = "";
944 $config{shared_ldflag} = "";
946 # Make sure build_scheme is consistent.
947 $target{build_scheme} = [ $target{build_scheme} ]
948 if ref($target{build_scheme}) ne "ARRAY";
950 my ($builder, $builder_platform, @builder_opts) =
951 @{$target{build_scheme}};
953 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
955 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
957 $config{cflags} .= " -mno-cygwin";
958 $config{shared_ldflag} .= " -mno-cygwin";
961 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
962 # minimally required architecture flags for assembly modules
963 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
964 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
967 my $no_shared_warn=0;
968 my $no_user_cflags=0;
969 my $no_user_defines=0;
971 # The DSO code currently always implements all functions so that no
972 # applications will have to worry about that from a compilation point
973 # of view. However, the "method"s may return zero unless that platform
974 # has support compiled in for them. Currently each method is enabled
975 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
976 # string entry into using the following logic;
977 if (!$disabled{dso} && $target{dso_scheme} ne "")
979 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
980 if ($target{dso_scheme} eq "DLFCN")
982 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
984 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
986 unshift @{$config{defines}}, "DSO_DLFCN";
990 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
994 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
1000 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
1001 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1005 # If threads aren't disabled, check how possible they are
1006 unless ($disabled{threads}) {
1007 if ($auto_threads) {
1008 # Enabled by default, disable it forcibly if unavailable
1009 if ($target{thread_scheme} eq "(unknown)") {
1010 $disabled{threads} = "unavailable";
1013 # The user chose to enable threads explicitly, let's see
1014 # if there's a chance that's possible
1015 if ($target{thread_scheme} eq "(unknown)") {
1016 # If the user asked for "threads" and we don't have internal
1017 # knowledge how to do it, [s]he is expected to provide any
1018 # system-dependent compiler options that are necessary. We
1019 # can't truly check that the given options are correct, but
1020 # we expect the user to know what [s]He is doing.
1021 if ($no_user_cflags && $no_user_defines) {
1022 die "You asked for multi-threading support, but didn't\n"
1023 ,"provide any system-specific compiler options\n";
1029 # If threads still aren't disabled, add a C macro to ensure the source
1030 # code knows about it. Any other flag is taken care of by the configs.
1031 unless($disabled{threads}) {
1032 foreach (("defines", "openssl_thread_defines")) {
1033 push @{$config{$_}}, "OPENSSL_THREADS";
1037 # With "deprecated" disable all deprecated features.
1038 if (defined($disabled{"deprecated"})) {
1039 $config{api} = $maxapi;
1042 if ($target{shared_target} eq "")
1045 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1047 $disabled{shared} = "no-shared-target";
1048 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1052 if ($disabled{"dynamic-engine"}) {
1053 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1054 $config{dynamic_engines} = 0;
1056 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1057 $config{dynamic_engines} = 1;
1060 unless ($disabled{"fuzz-libfuzzer"}) {
1061 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1064 unless ($disabled{asan}) {
1065 $config{cflags} .= "-fsanitize=address ";
1068 unless ($disabled{ubsan}) {
1069 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1071 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1074 unless ($disabled{msan}) {
1075 $config{cflags} .= "-fsanitize=memory ";
1078 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1079 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1080 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1086 # This saves the build files from having to check
1089 $target{shared_cflag} = $target{shared_ldflag} =
1090 $target{shared_rcflag} = "";
1094 push @{$config{defines}}, "OPENSSL_PIC";
1097 if ($target{sys_id} ne "")
1099 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1102 unless ($disabled{asm}) {
1103 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1104 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1106 # bn-586 is the only one implementing bn_*_part_words
1107 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1108 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1110 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1111 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1112 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1114 if ($config{fips}) {
1115 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1118 if ($target{sha1_asm_src}) {
1119 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1120 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1121 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1123 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1124 push @{$config{defines}}, "RC4_ASM";
1126 if ($target{md5_asm_src}) {
1127 push @{$config{defines}}, "MD5_ASM";
1129 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1130 if ($target{rmd160_asm_src}) {
1131 push @{$config{defines}}, "RMD160_ASM";
1133 if ($target{aes_asm_src}) {
1134 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1135 # aes-ctr.fake is not a real file, only indication that assembler
1136 # module implements AES_ctr32_encrypt...
1137 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1138 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1139 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1140 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1141 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1142 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1144 if ($target{wp_asm_src} =~ /mmx/) {
1145 if ($config{processor} eq "386") {
1146 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1147 } elsif (!$disabled{"whirlpool"}) {
1148 push @{$config{defines}}, "WHIRLPOOL_ASM";
1151 if ($target{modes_asm_src} =~ /ghash-/) {
1152 push @{$config{defines}}, "GHASH_ASM";
1154 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1155 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1157 if ($target{poly1305_asm_src} ne "") {
1158 push @{$config{defines}}, "POLY1305_ASM";
1162 my $ecc = $target{cc};
1163 if ($^O ne "VMS" && !$disabled{makedepend}) {
1164 # Is the compiler gcc or clang? $ecc is used below to see if
1165 # error-checking can be turned on.
1166 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1167 open(PIPE, "$ccpcc --version 2>&1 |");
1170 # Find the version number and save the major.
1171 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1172 my $compiler_major = $1;
1173 # We know that GNU C version 3 and up as well as all clang
1174 # versions support dependency generation
1175 $config{makedepprog} = $ccpcc
1176 if (/clang/ || (/gcc/ && $compiler_major > 3));
1177 $ecc = "clang" if /clang/;
1178 $ecc = "gcc" if /gcc/;
1179 last if ($config{makedepprog} || !$lines--);
1183 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1184 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1189 # Deal with bn_ops ###################################################
1192 $config{export_var_as_fn} =0;
1193 my $def_int="unsigned int";
1194 $config{rc4_int} =$def_int;
1195 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1198 foreach (sort split(/\s+/,$target{bn_ops})) {
1199 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1200 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1201 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1202 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1203 ($config{b64l},$config{b64},$config{b32})
1204 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1205 ($config{b64l},$config{b64},$config{b32})
1206 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1207 ($config{b64l},$config{b64},$config{b32})
1208 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1210 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1214 # Hack cflags for better warnings (dev option) #######################
1216 # "Stringify" the C flags string. This permits it to be made part of a string
1217 # and works as well on command lines.
1218 $config{cflags} =~ s/([\\\"])/\\$1/g;
1220 if (defined($config{api})) {
1221 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1222 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1223 push @{$config{defines}}, $apiflag;
1226 if ($strict_warnings)
1229 die "ERROR --strict-warnings requires gcc or clang"
1230 unless $ecc eq 'gcc' || $ecc eq 'clang';
1231 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1233 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1235 if ($ecc eq "clang")
1237 foreach $wopt (split /\s+/, $clang_devteam_warn)
1239 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1244 unless ($disabled{"crypto-mdebug-backtrace"})
1246 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1248 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1250 if ($target =~ /^BSD-/)
1252 $config{ex_libs} .= " -lexecinfo";
1256 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1257 else { $no_user_cflags=1; }
1258 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1259 else { $no_user_defines=1; }
1261 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1263 unless ($disabled{afalgeng}) {
1264 $config{afalgeng}="";
1265 if ($target =~ m/^linux/) {
1266 my $minver = 4*10000 + 1*100 + 0;
1267 if ($config{cross_compile_prefix} eq "") {
1268 my $verstr = `uname -r`;
1269 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1270 ($mi2) = $mi2 =~ /(\d+)/;
1271 my $ver = $ma*10000 + $mi1*100 + $mi2;
1272 if ($ver < $minver) {
1273 $disabled{afalgeng} = "too-old-kernel";
1275 push @{$config{engdirs}}, "afalg";
1278 $disabled{afalgeng} = "cross-compiling";
1281 $disabled{afalgeng} = "not-linux";
1285 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1287 # If we use the unified build, collect information from build.info files
1288 my %unified_info = ();
1290 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1291 if ($builder eq "unified") {
1292 # Store the name of the template file we will build the build file from
1293 # in %config. This may be useful for the build file itself.
1294 my @build_file_template_names =
1295 ( $builder_platform."-".$target{build_file}.".tmpl",
1296 $target{build_file}.".tmpl" );
1297 my @build_file_templates = ();
1299 # First, look in the user provided directory, if given
1300 if (defined $ENV{$local_config_envname}) {
1301 @build_file_templates =
1304 # VMS environment variables are logical names,
1305 # which can be used as is
1306 $local_config_envname . ':' . $_;
1308 catfile($ENV{$local_config_envname}, $_);
1311 @build_file_template_names;
1313 # Then, look in our standard directory
1314 push @build_file_templates,
1315 ( map { catfile($srcdir, "Configurations", $_) }
1316 @build_file_template_names );
1318 my $build_file_template;
1319 for $_ (@build_file_templates) {
1320 $build_file_template = $_;
1321 last if -f $build_file_template;
1323 $build_file_template = undef;
1325 if (!defined $build_file_template) {
1326 die "*** Couldn't find any of:\n", join("\n", @build_file_templates), "\n";
1328 $config{build_file_template} = $build_file_template;
1330 use lib catdir(dirname(__FILE__),"util");
1331 use with_fallback qw(Text::Template);
1336 my $relativeto = shift || ".";
1338 $dir = catdir($base,$dir) unless isabsolute($dir);
1340 # Make sure the directories we're building in exists
1343 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1344 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1351 my $relativeto = shift || ".";
1353 $file = catfile($base,$file) unless isabsolute($file);
1355 my $d = dirname($file);
1356 my $f = basename($file);
1358 # Make sure the directories we're building in exists
1361 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1362 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1366 my @build_infos = ( [ ".", "build.info" ] );
1367 foreach (@{$config{dirs}}) {
1368 push @build_infos, [ $_, "build.info" ]
1369 if (-f catfile($srcdir, $_, "build.info"));
1371 foreach (@{$config{sdirs}}) {
1372 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1373 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1375 foreach (@{$config{engdirs}}) {
1376 push @build_infos, [ catdir("engines", $_), "build.info" ]
1377 if (-f catfile($srcdir, "engines", $_, "build.info"));
1380 $config{build_infos} = [ ];
1382 foreach (@build_infos) {
1383 my $sourced = catdir($srcdir, $_->[0]);
1384 my $buildd = catdir($blddir, $_->[0]);
1389 # The basic things we're trying to build
1391 my @programs_install = ();
1393 my @libraries_install = ();
1395 my @engines_install = ();
1397 my @scripts_install = ();
1400 my @intermediates = ();
1405 my %shared_sources = ();
1409 my %sharednames = ();
1412 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1413 my $template = Text::Template->new(TYPE => 'FILE',
1414 SOURCE => catfile($sourced, $f));
1415 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1418 $template->fill_in(HASH => { config => \%config,
1420 disabled => \%disabled,
1421 withargs => \%withargs,
1422 builddir => abs2rel($buildd, $blddir),
1423 sourcedir => abs2rel($sourced, $blddir),
1424 buildtop => abs2rel($blddir, $blddir),
1425 sourcetop => abs2rel($srcdir, $blddir) },
1426 DELIMITERS => [ "{-", "-}" ]);
1428 # The top item of this stack has the following values
1429 # -2 positive already run and we found ELSE (following ELSIF should fail)
1430 # -1 positive already run (skip until ENDIF)
1431 # 0 negatives so far (if we're at a condition, check it)
1432 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1433 # 2 positive ELSE (following ELSIF should fail)
1435 collect_information(
1436 collect_from_array([ @text ],
1437 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1438 $l1 =~ s/\\$//; $l1.$l2 }),
1439 # Info we're looking for
1440 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1442 if (! @skip || $skip[$#skip] > 0) {
1448 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1449 => sub { die "ELSIF out of scope" if ! @skip;
1450 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1451 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1452 $skip[$#skip] = !! $1
1453 if $skip[$#skip] == 0; },
1455 => sub { die "ELSE out of scope" if ! @skip;
1456 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1457 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1459 => sub { die "ENDIF out of scope" if ! @skip;
1461 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1463 if (!@skip || $skip[$#skip] > 0) {
1465 my @x = tokenize($2);
1467 push @programs_install, @x unless $install;
1470 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1472 if (!@skip || $skip[$#skip] > 0) {
1474 my @x = tokenize($2);
1475 push @libraries, @x;
1476 push @libraries_install, @x unless $install;
1479 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1481 if (!@skip || $skip[$#skip] > 0) {
1483 my @x = tokenize($2);
1485 push @engines_install, @x unless $install;
1488 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1490 if (!@skip || $skip[$#skip] > 0) {
1492 my @x = tokenize($2);
1494 push @scripts_install, @x unless $install;
1497 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1498 => sub { push @extra, tokenize($1)
1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1501 => sub { push @overrides, tokenize($1)
1502 if !@skip || $skip[$#skip] > 0 },
1504 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1505 => sub { push @{$ordinals{$1}}, tokenize($2)
1506 if !@skip || $skip[$#skip] > 0 },
1507 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1508 => sub { push @{$sources{$1}}, tokenize($2)
1509 if !@skip || $skip[$#skip] > 0 },
1510 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1511 => sub { push @{$shared_sources{$1}}, tokenize($2)
1512 if !@skip || $skip[$#skip] > 0 },
1513 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1514 => sub { push @{$includes{$1}}, tokenize($2)
1515 if !@skip || $skip[$#skip] > 0 },
1516 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1517 => sub { push @{$depends{$1}}, tokenize($2)
1518 if !@skip || $skip[$#skip] > 0 },
1519 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1520 => sub { push @{$generate{$1}}, $2
1521 if !@skip || $skip[$#skip] > 0 },
1522 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1523 => sub { push @{$renames{$1}}, tokenize($2)
1524 if !@skip || $skip[$#skip] > 0 },
1525 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1526 => sub { push @{$sharednames{$1}}, tokenize($2)
1527 if !@skip || $skip[$#skip] > 0 },
1528 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1530 my $lineiterator = shift;
1531 my $target_kind = $1;
1532 while (defined $lineiterator->()) {
1534 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1535 die "ENDRAW doesn't match BEGINRAW"
1536 if $1 ne $target_kind;
1539 next if @skip && $skip[$#skip] <= 0;
1541 if ($target_kind eq $target{build_file}
1542 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1545 qr/^(?:#.*|\s*)$/ => sub { },
1546 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1548 if ($buildinfo_debug) {
1549 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1550 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1554 if ($buildinfo_debug) {
1555 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1559 die "runaway IF?" if (@skip);
1561 foreach (keys %renames) {
1562 die "$_ renamed to more than one thing: "
1563 ,join(" ", @{$renames{$_}}),"\n"
1564 if scalar @{$renames{$_}} > 1;
1565 my $dest = cleanfile($buildd, $_, $blddir);
1566 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1567 die "$dest renamed to more than one thing: "
1568 ,$unified_info{rename}->{$dest}, $to
1569 unless !defined($unified_info{rename}->{$dest})
1570 or $unified_info{rename}->{$dest} eq $to;
1571 $unified_info{rename}->{$dest} = $to;
1574 foreach (@programs) {
1575 my $program = cleanfile($buildd, $_, $blddir);
1576 if ($unified_info{rename}->{$program}) {
1577 $program = $unified_info{rename}->{$program};
1579 $unified_info{programs}->{$program} = 1;
1582 foreach (@programs_install) {
1583 my $program = cleanfile($buildd, $_, $blddir);
1584 if ($unified_info{rename}->{$program}) {
1585 $program = $unified_info{rename}->{$program};
1587 $unified_info{install}->{programs}->{$program} = 1;
1590 foreach (@libraries) {
1591 my $library = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$library}) {
1593 $library = $unified_info{rename}->{$library};
1595 $unified_info{libraries}->{$library} = 1;
1598 foreach (@libraries_install) {
1599 my $library = cleanfile($buildd, $_, $blddir);
1600 if ($unified_info{rename}->{$library}) {
1601 $library = $unified_info{rename}->{$library};
1603 $unified_info{install}->{libraries}->{$library} = 1;
1606 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1607 ENGINES can only be used if configured with 'dynamic-engine'.
1608 This is usually a fault in a build.info file.
1610 foreach (@engines) {
1611 my $library = cleanfile($buildd, $_, $blddir);
1612 if ($unified_info{rename}->{$library}) {
1613 $library = $unified_info{rename}->{$library};
1615 $unified_info{engines}->{$library} = 1;
1618 foreach (@engines_install) {
1619 my $library = cleanfile($buildd, $_, $blddir);
1620 if ($unified_info{rename}->{$library}) {
1621 $library = $unified_info{rename}->{$library};
1623 $unified_info{install}->{engines}->{$library} = 1;
1626 foreach (@scripts) {
1627 my $script = cleanfile($buildd, $_, $blddir);
1628 if ($unified_info{rename}->{$script}) {
1629 $script = $unified_info{rename}->{$script};
1631 $unified_info{scripts}->{$script} = 1;
1634 foreach (@scripts_install) {
1635 my $script = cleanfile($buildd, $_, $blddir);
1636 if ($unified_info{rename}->{$script}) {
1637 $script = $unified_info{rename}->{$script};
1639 $unified_info{install}->{scripts}->{$script} = 1;
1643 my $extra = cleanfile($buildd, $_, $blddir);
1644 $unified_info{extra}->{$extra} = 1;
1647 foreach (@overrides) {
1648 my $override = cleanfile($buildd, $_, $blddir);
1649 $unified_info{overrides}->{$override} = 1;
1652 push @{$unified_info{rawlines}}, @rawlines;
1654 unless ($disabled{shared}) {
1655 # Check sharednames.
1656 foreach (keys %sharednames) {
1657 my $dest = cleanfile($buildd, $_, $blddir);
1658 if ($unified_info{rename}->{$dest}) {
1659 $dest = $unified_info{rename}->{$dest};
1661 die "shared_name for $dest with multiple values: "
1662 ,join(" ", @{$sharednames{$_}}),"\n"
1663 if scalar @{$sharednames{$_}} > 1;
1664 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1665 die "shared_name found for a library $dest that isn't defined\n"
1666 unless $unified_info{libraries}->{$dest};
1667 die "shared_name for $dest with multiple values: "
1668 ,$unified_info{sharednames}->{$dest}, ", ", $to
1669 unless !defined($unified_info{sharednames}->{$dest})
1670 or $unified_info{sharednames}->{$dest} eq $to;
1671 $unified_info{sharednames}->{$dest} = $to;
1674 # Additionally, we set up sharednames for libraries that don't
1675 # have any, as themselves.
1676 foreach (keys %{$unified_info{libraries}}) {
1677 if (!defined $unified_info{sharednames}->{$_}) {
1678 $unified_info{sharednames}->{$_} = $_
1683 foreach (keys %ordinals) {
1685 my $ddest = cleanfile($buildd, $_, $blddir);
1686 if ($unified_info{rename}->{$ddest}) {
1687 $ddest = $unified_info{rename}->{$ddest};
1689 foreach (@{$ordinals{$dest}}) {
1690 my %known_ordinals =
1693 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1695 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1697 my $o = $known_ordinals{$_};
1698 die "Ordinals for $ddest defined more than once\n"
1699 if $unified_info{ordinals}->{$ddest};
1700 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1704 foreach (keys %sources) {
1706 my $ddest = cleanfile($buildd, $_, $blddir);
1707 if ($unified_info{rename}->{$ddest}) {
1708 $ddest = $unified_info{rename}->{$ddest};
1710 foreach (@{$sources{$dest}}) {
1711 my $s = cleanfile($sourced, $_, $blddir);
1713 # If it isn't in the source tree, we assume it's generated
1716 $s = cleanfile($buildd, $_, $blddir);
1718 # We recognise C and asm files
1719 if ($s =~ /\.[csS]\b$/) {
1720 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1721 $o = cleanfile($buildd, $o, $blddir);
1722 $unified_info{sources}->{$ddest}->{$o} = 1;
1723 $unified_info{sources}->{$o}->{$s} = 1;
1725 $unified_info{sources}->{$ddest}->{$s} = 1;
1730 foreach (keys %shared_sources) {
1732 my $ddest = cleanfile($buildd, $_, $blddir);
1733 if ($unified_info{rename}->{$ddest}) {
1734 $ddest = $unified_info{rename}->{$ddest};
1736 foreach (@{$shared_sources{$dest}}) {
1737 my $s = cleanfile($sourced, $_, $blddir);
1739 # If it isn't in the source tree, we assume it's generated
1742 $s = cleanfile($buildd, $_, $blddir);
1744 # We recognise C and asm files
1745 if ($s =~ /\.[csS]\b$/) {
1746 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1747 $o = cleanfile($buildd, $o, $blddir);
1748 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1749 $unified_info{sources}->{$o}->{$s} = 1;
1751 die "unrecognised source file type for shared library: $s\n";
1756 foreach (keys %generate) {
1758 my $ddest = cleanfile($buildd, $_, $blddir);
1759 if ($unified_info{rename}->{$ddest}) {
1760 $ddest = $unified_info{rename}->{$ddest};
1762 die "more than one generator for $dest: "
1763 ,join(" ", @{$generate{$_}}),"\n"
1764 if scalar @{$generate{$_}} > 1;
1765 my @generator = split /\s+/, $generate{$dest}->[0];
1766 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1767 $unified_info{generate}->{$ddest} = [ @generator ];
1770 foreach (keys %depends) {
1772 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1774 # If the destination doesn't exist in source, it can only be
1775 # a generated file in the build tree.
1776 if ($ddest ne "" && ! -f $ddest) {
1777 $ddest = cleanfile($buildd, $_, $blddir);
1778 if ($unified_info{rename}->{$ddest}) {
1779 $ddest = $unified_info{rename}->{$ddest};
1782 foreach (@{$depends{$dest}}) {
1783 my $d = cleanfile($sourced, $_, $blddir);
1785 # If we know it's generated, or assume it is because we can't
1786 # find it in the source tree, we set file we depend on to be
1787 # in the build tree rather than the source tree, and assume
1788 # and that there are lines to build it in a BEGINRAW..ENDRAW
1789 # section or in the Makefile template.
1791 || (grep { $d eq $_ }
1792 map { cleanfile($srcdir, $_, $blddir) }
1793 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1794 $d = cleanfile($buildd, $_, $blddir);
1796 # Take note if the file to depend on is being renamed
1797 if ($unified_info{rename}->{$d}) {
1798 $d = $unified_info{rename}->{$d};
1800 $unified_info{depends}->{$ddest}->{$d} = 1;
1801 # If we depend on a header file or a perl module, let's make
1802 # sure it can get included
1803 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1804 my $i = dirname($d);
1805 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1806 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1811 foreach (keys %includes) {
1813 my $ddest = cleanfile($sourced, $_, $blddir);
1815 # If the destination doesn't exist in source, it can only be
1816 # a generated file in the build tree.
1818 $ddest = cleanfile($buildd, $_, $blddir);
1819 if ($unified_info{rename}->{$ddest}) {
1820 $ddest = $unified_info{rename}->{$ddest};
1823 foreach (@{$includes{$dest}}) {
1824 my $is = cleandir($sourced, $_, $blddir);
1825 my $ib = cleandir($buildd, $_, $blddir);
1826 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1827 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1828 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1829 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1834 ### Make unified_info a bit more efficient
1835 # One level structures
1836 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1837 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1839 # Two level structures
1840 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1841 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1842 $unified_info{$l1}->{$l2} =
1843 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1847 foreach my $dest (sort keys %{$unified_info{includes}}) {
1848 if (defined($unified_info{includes}->{$dest}->{build})) {
1849 my @source_includes =
1850 ( @{$unified_info{includes}->{$dest}->{source}} );
1851 $unified_info{includes}->{$dest} =
1852 [ @{$unified_info{includes}->{$dest}->{build}} ];
1853 foreach my $inc (@source_includes) {
1854 push @{$unified_info{includes}->{$dest}}, $inc
1855 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1858 $unified_info{includes}->{$dest} =
1859 [ @{$unified_info{includes}->{$dest}->{source}} ];
1864 # For the schemes that need it, we provide the old *_obj configs
1865 # from the *_asm_obj ones
1866 foreach (grep /_(asm|aux)_src$/, keys %target) {
1868 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1869 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1872 # Write down our configuration where it fits #########################
1874 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1882 #use vars qw(\@ISA \@EXPORT);
1883 our \@ISA = qw(Exporter);
1884 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1887 print OUT "our %config = (\n";
1888 foreach (sort keys %config) {
1889 if (ref($config{$_}) eq "ARRAY") {
1890 print OUT " ", $_, " => [ ", join(", ",
1891 map { quotify("perl", $_) }
1892 @{$config{$_}}), " ],\n";
1894 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1901 print OUT "our %target = (\n";
1902 foreach (sort keys %target) {
1903 if (ref($target{$_}) eq "ARRAY") {
1904 print OUT " ", $_, " => [ ", join(", ",
1905 map { quotify("perl", $_) }
1906 @{$target{$_}}), " ],\n";
1908 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1915 print OUT "our \%available_protocols = (\n";
1916 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1917 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1922 print OUT "our \@disablables = (\n";
1923 foreach (@disablables) {
1924 print OUT " ", quotify("perl", $_), ",\n";
1930 print OUT "our \%disabled = (\n";
1931 foreach (sort keys %disabled) {
1932 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1938 print OUT "our %withargs = (\n";
1939 foreach (sort keys %withargs) {
1940 if (ref($withargs{$_}) eq "ARRAY") {
1941 print OUT " ", $_, " => [ ", join(", ",
1942 map { quotify("perl", $_) }
1943 @{$withargs{$_}}), " ],\n";
1945 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1952 if ($builder eq "unified") {
1957 if (ref $_ eq "ARRAY") {
1958 print OUT " "x$indent, "[\n";
1960 $recurse->($indent + 4, $_);
1962 print OUT " "x$indent, "],\n";
1963 } elsif (ref $_ eq "HASH") {
1965 print OUT " "x$indent, "{\n";
1966 foreach (sort keys %h) {
1967 if (ref $h{$_} eq "") {
1968 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1970 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1971 $recurse->($indent + 8, $h{$_});
1974 print OUT " "x$indent, "},\n";
1976 print OUT " "x$indent, quotify("perl", $_), ",\n";
1980 print OUT "our %unified_info = (\n";
1981 foreach (sort keys %unified_info) {
1982 if (ref $unified_info{$_} eq "") {
1983 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1985 print OUT " "x4, quotify("perl", $_), " =>\n";
1986 $recurse->(8, $unified_info{$_});
1998 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1999 print "CFLAG =$target{cflags} $config{cflags}\n";
2000 print "SHARED_CFLAG =$target{shared_cflag}\n";
2001 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
2002 print "LFLAG =$target{lflags}\n";
2003 print "PLIB_LFLAG =$target{plib_lflags}\n";
2004 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
2005 print "APPS_OBJ =$target{apps_obj}\n";
2006 print "CPUID_OBJ =$target{cpuid_obj}\n";
2007 print "UPLINK_OBJ =$target{uplink_obj}\n";
2008 print "BN_ASM =$target{bn_obj}\n";
2009 print "EC_ASM =$target{ec_obj}\n";
2010 print "DES_ENC =$target{des_obj}\n";
2011 print "AES_ENC =$target{aes_obj}\n";
2012 print "BF_ENC =$target{bf_obj}\n";
2013 print "CAST_ENC =$target{cast_obj}\n";
2014 print "RC4_ENC =$target{rc4_obj}\n";
2015 print "RC5_ENC =$target{rc5_obj}\n";
2016 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2017 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2018 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2019 print "CMLL_ENC =$target{cmll_obj}\n";
2020 print "MODES_OBJ =$target{modes_obj}\n";
2021 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2022 print "CHACHA_ENC =$target{chacha_obj}\n";
2023 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2024 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2025 print "PROCESSOR =$config{processor}\n";
2026 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2027 "$config{cross_compile_prefix}ranlib" :
2028 "$target{ranlib}", "\n";
2029 print "ARFLAGS =$target{arflags}\n";
2030 print "PERL =$config{perl}\n";
2032 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2033 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2034 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2035 print "BN_LLONG mode\n" if $config{bn_ll};
2036 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2040 run_dofile(catfile($blddir, $target{build_file}),
2041 $config{build_file_template},
2042 catfile($srcdir, "Configurations", "common.tmpl"));
2046 $builders{$builder}->($builder_platform, @builder_opts);
2050 Configured for $target.
2053 print <<"EOF" if ($disabled{threads} eq "unavailable");
2055 The library could not be configured for supporting multi-threaded
2056 applications as the compiler options required on this system are not known.
2057 See file INSTALL for details if you need multi-threading.
2060 print <<"EOF" if ($no_shared_warn);
2062 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2063 platform, so we will pretend you gave the option 'no-pic', which also disables
2064 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2065 or position independent code, please let us know (but please first make sure
2066 you have tried with a current version of OpenSSL).
2069 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2071 WARNING: there are indications that another build was made in the source
2072 directory. This build may have picked up artifacts from that build, the
2073 safest course of action is to clean the source directory and redo this
2079 ######################################################################
2081 # Helpers and utility functions
2084 # Configuration file reading #########################################
2086 # Note: All of the helper functions are for lazy evaluation. They all
2087 # return a CODE ref, which will return the intended value when evaluated.
2088 # Thus, whenever there's mention of a returned value, it's about that
2091 # Helper function to implement conditional inheritance depending on the
2092 # value of $disabled{asm}. Used in inherit_from values as follows:
2094 # inherit_from => [ "template", asm("asm_tmpl") ]
2099 $disabled{asm} ? () : @x;
2103 # Helper function to implement conditional value variants, with a default
2104 # plus additional values based on the value of $config{build_type}.
2105 # Arguments are given in hash table form:
2107 # picker(default => "Basic string: ",
2109 # release => "release")
2111 # When configuring with --debug, the resulting string will be
2112 # "Basic string: debug", and when not, it will be "Basic string: release"
2114 # This can be used to create variants of sets of flags according to the
2117 # cflags => picker(default => "-Wall",
2118 # debug => "-g -O0",
2123 return sub { add($opts{default} || (),
2124 $opts{$config{build_type}} || ())->(); }
2127 # Helper function to combine several values of different types into one.
2128 # This is useful if you want to combine a string with the result of a
2129 # lazy function, such as:
2131 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2135 return sub { add(@stuff)->(); }
2138 # Helper function to implement conditional values depending on the value
2139 # of $disabled{threads}. Can be used as follows:
2141 # cflags => combine("-Wall", threads("-pthread"))
2145 return sub { add($disabled{threads} ? () : @flags)->(); }
2150 our $add_called = 0;
2151 # Helper function to implement adding values to already existing configuration
2152 # values. It handles elements that are ARRAYs, CODEs and scalars
2154 my $separator = shift;
2156 # If there's any ARRAY in the collection of values OR the separator
2157 # is undef, we will return an ARRAY of combined values, otherwise a
2158 # string of joined values with $separator as the separator.
2159 my $found_array = !defined($separator);
2164 while (ref($res) eq "CODE") {
2167 if (defined($res)) {
2168 if (ref($res) eq "ARRAY") {
2184 join($separator, grep { defined($_) && $_ ne "" } @values);
2188 my $separator = " ";
2189 if (ref($_[$#_]) eq "HASH") {
2191 $separator = $opts->{separator};
2194 sub { _add($separator, @x, @_) };
2197 my $separator = " ";
2198 if (ref($_[$#_]) eq "HASH") {
2200 $separator = $opts->{separator};
2203 sub { _add($separator, @_, @x) };
2206 # configuration reader, evaluates the input file as a perl script and expects
2207 # it to fill %targets with target configurations. Those are then added to
2211 open(CONFFILE, "< $fname")
2212 or die "Can't open configuration file '$fname'!\n";
2215 my $content = <CONFFILE>;
2220 local %table = %::table; # Protect %table from tampering
2226 # For each target, check that it's configured with a hash table.
2227 foreach (keys %targets) {
2228 if (ref($targets{$_}) ne "HASH") {
2229 if (ref($targets{$_}) eq "") {
2230 warn "Deprecated target configuration for $_, ignoring...\n";
2232 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2234 delete $targets{$_};
2238 %table = (%table, %targets);
2242 # configuration resolver. Will only resolve all the lazy evaluation
2243 # codeblocks for the chosen target and all those it inherits from,
2245 sub resolve_config {
2247 my @breadcrumbs = @_;
2249 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2251 if (grep { $_ eq $target } @breadcrumbs) {
2252 die "inherit_from loop! target backtrace:\n "
2253 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2256 if (!defined($table{$target})) {
2257 warn "Warning! target $target doesn't exist!\n";
2260 # Recurse through all inheritances. They will be resolved on the
2261 # fly, so when this operation is done, they will all just be a
2262 # bunch of attributes with string values.
2263 # What we get here, though, are keys with references to lists of
2264 # the combined values of them all. We will deal with lists after
2265 # this stage is done.
2266 my %combined_inheritance = ();
2267 if ($table{$target}->{inherit_from}) {
2269 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2270 foreach (@inherit_from) {
2271 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2273 # 'template' is a marker that's considered private to
2274 # the config that had it.
2275 delete $inherited_config{template};
2277 foreach (keys %inherited_config) {
2278 if (!$combined_inheritance{$_}) {
2279 $combined_inheritance{$_} = [];
2281 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2286 # We won't need inherit_from in this target any more, since we've
2287 # resolved all the inheritances that lead to this
2288 delete $table{$target}->{inherit_from};
2290 # Now is the time to deal with those lists. Here's the place to
2291 # decide what shall be done with those lists, all based on the
2292 # values of the target we're currently dealing with.
2293 # - If a value is a coderef, it will be executed with the list of
2294 # inherited values as arguments.
2295 # - If the corresponding key doesn't have a value at all or is the
2296 # empty string, the inherited value list will be run through the
2297 # default combiner (below), and the result becomes this target's
2299 # - Otherwise, this target's value is assumed to be a string that
2300 # will simply override the inherited list of values.
2301 my $default_combiner = add();
2304 map { $_ => 1 } (keys %combined_inheritance,
2305 keys %{$table{$target}});
2307 sub process_values {
2309 my $inherited = shift; # Always a [ list ]
2315 while(ref($object) eq "CODE") {
2316 $object = $object->(@$inherited);
2318 if (!defined($object)) {
2321 elsif (ref($object) eq "ARRAY") {
2322 local $add_called; # To make sure recursive calls don't affect it
2323 return [ map { process_values($_, $inherited, $target, $entry) }
2325 } elsif (ref($object) eq "") {
2328 die "cannot handle reference type ",ref($object)
2329 ," found in target ",$target," -> ",$entry,"\n";
2333 foreach (sort keys %all_keys) {
2334 my $previous = $combined_inheritance{$_};
2336 # Current target doesn't have a value for the current key?
2337 # Assign it the default combiner, the rest of this loop body
2338 # will handle it just like any other coderef.
2339 if (!exists $table{$target}->{$_}) {
2340 $table{$target}->{$_} = $default_combiner;
2343 $table{$target}->{$_} = process_values($table{$target}->{$_},
2344 $combined_inheritance{$_},
2346 unless(defined($table{$target}->{$_})) {
2347 delete $table{$target}->{$_};
2349 # if ($extra_checks &&
2350 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2351 # warn "$_ got replaced in $target\n";
2355 # Finally done, return the result.
2356 return %{$table{$target}};
2361 print STDERR $usage;
2362 print STDERR "\npick os/compiler from:\n";
2366 foreach $i (sort keys %table)
2368 next if $table{$i}->{template};
2369 next if $i =~ /^debug/;
2370 $k += length($i) + 1;
2376 print STDERR $i . " ";
2378 foreach $i (sort keys %table)
2380 next if $table{$i}->{template};
2381 next if $i !~ /^debug/;
2382 $k += length($i) + 1;
2388 print STDERR $i . " ";
2390 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2399 unlink $out || warn "Can't remove $out, $!"
2401 foreach (@templates) {
2402 die "Can't open $_, $!" unless -f $_;
2404 my $perlcmd = (quotify("maybeshell", $config{perl}))[0];
2405 my $cmd = "$perlcmd \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2406 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2409 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2416 if (eval { require IPC::Cmd; 1; }) {
2418 return scalar IPC::Cmd::can_run($name);
2420 # if there is $directories component in splitpath,
2421 # then it's not something to test with $PATH...
2422 return $name if (File::Spec->splitpath($name))[1];
2424 foreach (File::Spec->path()) {
2425 my $fullpath = catfile($_, "$name$target{exe_extension}");
2426 if (-f $fullpath and -x $fullpath) {
2433 # Configuration printer ##############################################
2435 sub print_table_entry
2438 my %target = resolve_config($target);
2441 # Don't print the templates
2442 return if $target{template};
2503 if ($type eq "TABLE") {
2505 print "*** $target\n";
2506 foreach (@sequence) {
2507 if (ref($target{$_}) eq "ARRAY") {
2508 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2510 printf "\$%-12s = %s\n", $_, $target{$_};
2513 } elsif ($type eq "HASH") {
2515 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2516 print " '$target' => {\n";
2517 foreach (@sequence) {
2519 if (ref($target{$_}) eq "ARRAY") {
2520 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2522 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2530 # Utility routines ###################################################
2532 # On VMS, if the given file is a logical name, File::Spec::Functions
2533 # will consider it an absolute path. There are cases when we want a
2534 # purely syntactic check without checking the environment.
2538 # On non-platforms, we just use file_name_is_absolute().
2539 return file_name_is_absolute($file) unless $^O eq "VMS";
2541 # If the file spec includes a device or a directpry spec,
2542 # file_name_is_absolute() is perfectly safe.
2543 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2545 # Here, we know the given file spec isn't absolute
2549 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2550 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2551 # realpath() requires that at least all path components except the last is an
2552 # existing directory. On VMS, the last component of the directory spec must
2557 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2558 # will return the volume name for the device, no matter what. Also,
2559 # it will return an incorrect directory spec if the argument is a
2560 # directory that doesn't exist.
2562 return rel2abs($dir);
2565 # We use realpath() on Unix, since no other will properly clean out
2567 use Cwd qw/realpath/;
2569 return realpath($dir);
2574 perl => sub { my $x = shift;
2575 $x =~ s/([\\\$\@"])/\\$1/g;
2576 return '"'.$x.'"'; },
2577 maybeshell => sub { my $x = shift;
2578 (my $y = $x) =~ s/([\\\"])/\\$1/g;
2579 if ($x ne $y || $x =~ m|\s|) {
2588 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2590 return map { $processor->($_); } @_;
2593 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2594 # $filename is a file name to read from
2595 # $line_concat_cond_re is a regexp detecting a line continuation ending
2596 # $line_concat is a CODEref that takes care of concatenating two lines
2597 sub collect_from_file {
2598 my $filename = shift;
2599 my $line_concat_cond_re = shift;
2600 my $line_concat = shift;
2602 open my $fh, $filename || die "unable to read $filename: $!\n";
2604 my $saved_line = "";
2608 if (defined $line_concat) {
2609 $_ = $line_concat->($saved_line, $_);
2612 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2618 die "$filename ending with continuation line\n" if $_;
2624 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2625 # $array is an ARRAYref of lines
2626 # $line_concat_cond_re is a regexp detecting a line continuation ending
2627 # $line_concat is a CODEref that takes care of concatenating two lines
2628 sub collect_from_array {
2630 my $line_concat_cond_re = shift;
2631 my $line_concat = shift;
2632 my @array = (@$array);
2635 my $saved_line = "";
2637 while (defined($_ = shift @array)) {
2639 if (defined $line_concat) {
2640 $_ = $line_concat->($saved_line, $_);
2643 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2649 die "input text ending with continuation line\n" if $_;
2654 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2655 # $lineiterator is a CODEref that delivers one line at a time.
2656 # All following arguments are regex/CODEref pairs, where the regexp detects a
2657 # line and the CODEref does something with the result of the regexp.
2658 sub collect_information {
2659 my $lineiterator = shift;
2660 my %collectors = @_;
2662 while(defined($_ = $lineiterator->())) {
2665 if ($collectors{"BEFORE"}) {
2666 $collectors{"BEFORE"}->($_);
2668 foreach my $re (keys %collectors) {
2669 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2670 $collectors{$re}->($lineiterator);
2674 if ($collectors{"OTHERWISE"}) {
2675 $collectors{"OTHERWISE"}->($lineiterator, $_)
2676 unless $found || !defined $collectors{"OTHERWISE"};
2678 if ($collectors{"AFTER"}) {
2679 $collectors{"AFTER"}->($_);
2685 # $line is a line of text to split up into tokens
2686 # returns a list of tokens
2688 # Tokens are divided by spaces. If the tokens include spaces, they
2689 # have to be quoted with single or double quotes. Double quotes
2690 # inside a double quoted token must be escaped. Escaping is done
2692 # Basically, the same quoting rules apply for " and ' as in any
2695 my $line = my $debug_line = shift;
2698 while ($line =~ s|^\s+||, $line ne "") {
2700 while ($line ne "" && $line !~ m|^\s|) {
2701 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2704 } elsif ($line =~ m/^'([^']*)'/) {
2707 } elsif ($line =~ m/^(\S+)/) {
2712 push @result, $token;
2715 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2716 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2717 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";