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 @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
849 print " OPENSSL_NO_ENGINE (skip engines)";
855 ($WHAT = $what = $_) =~ tr/[\-a-z]/[_A-Z]/;
857 # Fix up C macro end names
858 $WHAT = "RMD160" if $what eq "ripemd";
860 # fix-up crypto/directory name(s)
861 $what = "ripemd" if $what eq "rmd160";
862 $what = "whrlpool" if $what eq "whirlpool";
864 if (grep { $_ eq $what } @{$config{sdirs}})
866 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$WHAT";
867 @{$config{sdirs}} = grep { $_ ne $what} @{$config{sdirs}};
869 print " OPENSSL_NO_$WHAT (skip dir)";
873 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$WHAT";
874 print " OPENSSL_NO_$WHAT";
876 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
883 print "Configuring for $target\n";
885 # Support for legacy targets having a name starting with 'debug-'
886 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
888 $config{build_type} = "debug";
890 # If we do not find debug-foo in the table, the target is set to foo.
891 if (!$table{$target}) {
895 $config{target} = $target;
896 my %target = resolve_config($target);
898 &usage if (!%target || $target{template});
900 %target = ( %{$table{DEFAULTS}}, %target );
902 $target{exe_extension}="";
903 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
904 || $config{target} =~ /^(?:Cygwin|mingw)/);
905 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
907 ($target{shared_extension_simple}=$target{shared_extension})
908 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
909 $target{dso_extension}=$target{shared_extension_simple};
910 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
911 if ($config{target} =~ /^(?:Cygwin|mingw)/);
914 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
915 if $config{cross_compile_prefix} eq "";
917 # Allow overriding the names of some tools. USE WITH CARE
918 # Note: only Unix cares about HASHBANGPERL... that explains
919 # the default string.
920 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
921 $config{hashbangperl} =
922 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
923 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
924 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
925 (which("$config{cross_compile_prefix}ranlib") ?
926 "\$(CROSS_COMPILE)ranlib" : "true");
927 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
928 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
930 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
932 # Allow overriding the build file name
933 $target{build_file} = $ENV{BUILDFILE} || $target{build_file} || "Makefile";
935 # Cache information necessary for reconfiguration
936 $config{cc} = $target{cc};
937 $config{build_file} = $target{build_file};
939 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
940 # or release_ attributes.
941 # Do it in such a way that no spurious space is appended (hence the grep).
942 $config{defines} = [];
943 $config{cflags} = "";
944 $config{ex_libs} = "";
945 $config{shared_ldflag} = "";
947 # Make sure build_scheme is consistent.
948 $target{build_scheme} = [ $target{build_scheme} ]
949 if ref($target{build_scheme}) ne "ARRAY";
951 my ($builder, $builder_platform, @builder_opts) =
952 @{$target{build_scheme}};
954 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
956 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
958 $config{cflags} .= " -mno-cygwin";
959 $config{shared_ldflag} .= " -mno-cygwin";
962 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
963 # minimally required architecture flags for assembly modules
964 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
965 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
968 my $no_shared_warn=0;
969 my $no_user_cflags=0;
970 my $no_user_defines=0;
972 # The DSO code currently always implements all functions so that no
973 # applications will have to worry about that from a compilation point
974 # of view. However, the "method"s may return zero unless that platform
975 # has support compiled in for them. Currently each method is enabled
976 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
977 # string entry into using the following logic;
978 if (!$disabled{dso} && $target{dso_scheme} ne "")
980 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
981 if ($target{dso_scheme} eq "DLFCN")
983 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
985 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
987 unshift @{$config{defines}}, "DSO_DLFCN";
991 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
995 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
1001 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
1002 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1006 # If threads aren't disabled, check how possible they are
1007 unless ($disabled{threads}) {
1008 if ($auto_threads) {
1009 # Enabled by default, disable it forcibly if unavailable
1010 if ($target{thread_scheme} eq "(unknown)") {
1011 $disabled{threads} = "unavailable";
1014 # The user chose to enable threads explicitly, let's see
1015 # if there's a chance that's possible
1016 if ($target{thread_scheme} eq "(unknown)") {
1017 # If the user asked for "threads" and we don't have internal
1018 # knowledge how to do it, [s]he is expected to provide any
1019 # system-dependent compiler options that are necessary. We
1020 # can't truly check that the given options are correct, but
1021 # we expect the user to know what [s]He is doing.
1022 if ($no_user_cflags && $no_user_defines) {
1023 die "You asked for multi-threading support, but didn't\n"
1024 ,"provide any system-specific compiler options\n";
1030 # If threads still aren't disabled, add a C macro to ensure the source
1031 # code knows about it. Any other flag is taken care of by the configs.
1032 unless($disabled{threads}) {
1033 foreach (("defines", "openssl_thread_defines")) {
1034 push @{$config{$_}}, "OPENSSL_THREADS";
1038 # With "deprecated" disable all deprecated features.
1039 if (defined($disabled{"deprecated"})) {
1040 $config{api} = $maxapi;
1043 if ($target{shared_target} eq "")
1046 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1048 $disabled{shared} = "no-shared-target";
1049 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1053 if ($disabled{"dynamic-engine"}) {
1054 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1055 $config{dynamic_engines} = 0;
1057 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1058 $config{dynamic_engines} = 1;
1061 unless ($disabled{"fuzz-libfuzzer"}) {
1062 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1065 unless ($disabled{asan}) {
1066 $config{cflags} .= "-fsanitize=address ";
1069 unless ($disabled{ubsan}) {
1070 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1072 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1075 unless ($disabled{msan}) {
1076 $config{cflags} .= "-fsanitize=memory ";
1079 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1080 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1081 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1087 # This saves the build files from having to check
1090 $target{shared_cflag} = $target{shared_ldflag} =
1091 $target{shared_rcflag} = "";
1095 push @{$config{defines}}, "OPENSSL_PIC";
1098 if ($target{sys_id} ne "")
1100 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1103 unless ($disabled{asm}) {
1104 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1105 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1107 # bn-586 is the only one implementing bn_*_part_words
1108 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1109 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1111 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1112 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1113 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1115 if ($config{fips}) {
1116 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1119 if ($target{sha1_asm_src}) {
1120 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1121 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1122 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1124 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1125 push @{$config{defines}}, "RC4_ASM";
1127 if ($target{md5_asm_src}) {
1128 push @{$config{defines}}, "MD5_ASM";
1130 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1131 if ($target{rmd160_asm_src}) {
1132 push @{$config{defines}}, "RMD160_ASM";
1134 if ($target{aes_asm_src}) {
1135 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1136 # aes-ctr.fake is not a real file, only indication that assembler
1137 # module implements AES_ctr32_encrypt...
1138 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1139 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1140 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1141 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1142 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1143 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1145 if ($target{wp_asm_src} =~ /mmx/) {
1146 if ($config{processor} eq "386") {
1147 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1148 } elsif (!$disabled{"whirlpool"}) {
1149 push @{$config{defines}}, "WHIRLPOOL_ASM";
1152 if ($target{modes_asm_src} =~ /ghash-/) {
1153 push @{$config{defines}}, "GHASH_ASM";
1155 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1156 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1158 if ($target{poly1305_asm_src} ne "") {
1159 push @{$config{defines}}, "POLY1305_ASM";
1163 my $ecc = $target{cc};
1164 if ($^O ne "VMS" && !$disabled{makedepend}) {
1165 # Is the compiler gcc or clang? $ecc is used below to see if
1166 # error-checking can be turned on.
1167 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1168 open(PIPE, "$ccpcc --version 2>&1 |");
1171 # Find the version number and save the major.
1172 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1173 my $compiler_major = $1;
1174 # We know that GNU C version 3 and up as well as all clang
1175 # versions support dependency generation
1176 $config{makedepprog} = $ccpcc
1177 if (/clang/ || (/gcc/ && $compiler_major > 3));
1178 $ecc = "clang" if /clang/;
1179 $ecc = "gcc" if /gcc/;
1180 last if ($config{makedepprog} || !$lines--);
1184 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1185 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1190 # Deal with bn_ops ###################################################
1193 $config{export_var_as_fn} =0;
1194 my $def_int="unsigned int";
1195 $config{rc4_int} =$def_int;
1196 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1199 foreach (sort split(/\s+/,$target{bn_ops})) {
1200 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1201 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1202 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1203 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1204 ($config{b64l},$config{b64},$config{b32})
1205 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1206 ($config{b64l},$config{b64},$config{b32})
1207 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1208 ($config{b64l},$config{b64},$config{b32})
1209 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1211 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1215 # Hack cflags for better warnings (dev option) #######################
1217 # "Stringify" the C flags string. This permits it to be made part of a string
1218 # and works as well on command lines.
1219 $config{cflags} =~ s/([\\\"])/\\$1/g;
1221 if (defined($config{api})) {
1222 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1223 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1224 push @{$config{defines}}, $apiflag;
1227 if ($strict_warnings)
1230 die "ERROR --strict-warnings requires gcc or clang"
1231 unless $ecc eq 'gcc' || $ecc eq 'clang';
1232 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1234 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1236 if ($ecc eq "clang")
1238 foreach $wopt (split /\s+/, $clang_devteam_warn)
1240 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1245 unless ($disabled{"crypto-mdebug-backtrace"})
1247 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1249 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1251 if ($target =~ /^BSD-/)
1253 $config{ex_libs} .= " -lexecinfo";
1257 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1258 else { $no_user_cflags=1; }
1259 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1260 else { $no_user_defines=1; }
1262 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1264 unless ($disabled{afalgeng}) {
1265 $config{afalgeng}="";
1266 if ($target =~ m/^linux/) {
1267 my $minver = 4*10000 + 1*100 + 0;
1268 if ($config{cross_compile_prefix} eq "") {
1269 my $verstr = `uname -r`;
1270 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1271 ($mi2) = $mi2 =~ /(\d+)/;
1272 my $ver = $ma*10000 + $mi1*100 + $mi2;
1273 if ($ver < $minver) {
1274 $disabled{afalgeng} = "too-old-kernel";
1276 push @{$config{engdirs}}, "afalg";
1279 $disabled{afalgeng} = "cross-compiling";
1282 $disabled{afalgeng} = "not-linux";
1286 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1288 # If we use the unified build, collect information from build.info files
1289 my %unified_info = ();
1291 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1292 if ($builder eq "unified") {
1293 # Store the name of the template file we will build the build file from
1294 # in %config. This may be useful for the build file itself.
1295 my @build_file_template_names =
1296 ( $builder_platform."-".$target{build_file}.".tmpl",
1297 $target{build_file}.".tmpl" );
1298 my @build_file_templates = ();
1300 # First, look in the user provided directory, if given
1301 if (defined $ENV{$local_config_envname}) {
1302 @build_file_templates =
1305 # VMS environment variables are logical names,
1306 # which can be used as is
1307 $local_config_envname . ':' . $_;
1309 catfile($ENV{$local_config_envname}, $_);
1312 @build_file_template_names;
1314 # Then, look in our standard directory
1315 push @build_file_templates,
1316 ( map { catfile($srcdir, "Configurations", $_) }
1317 @build_file_template_names );
1319 my $build_file_template;
1320 for $_ (@build_file_templates) {
1321 $build_file_template = $_;
1322 last if -f $build_file_template;
1324 $build_file_template = undef;
1326 if (!defined $build_file_template) {
1327 die "*** Couldn't find any of:\n", join("\n", @build_file_templates), "\n";
1329 $config{build_file_template} = $build_file_template;
1331 use lib catdir(dirname(__FILE__),"util");
1332 use with_fallback qw(Text::Template);
1337 my $relativeto = shift || ".";
1339 $dir = catdir($base,$dir) unless isabsolute($dir);
1341 # Make sure the directories we're building in exists
1344 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1345 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1352 my $relativeto = shift || ".";
1354 $file = catfile($base,$file) unless isabsolute($file);
1356 my $d = dirname($file);
1357 my $f = basename($file);
1359 # Make sure the directories we're building in exists
1362 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1363 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1367 my @build_infos = ( [ ".", "build.info" ] );
1368 foreach (@{$config{dirs}}) {
1369 push @build_infos, [ $_, "build.info" ]
1370 if (-f catfile($srcdir, $_, "build.info"));
1372 foreach (@{$config{sdirs}}) {
1373 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1374 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1376 foreach (@{$config{engdirs}}) {
1377 push @build_infos, [ catdir("engines", $_), "build.info" ]
1378 if (-f catfile($srcdir, "engines", $_, "build.info"));
1381 $config{build_infos} = [ ];
1383 foreach (@build_infos) {
1384 my $sourced = catdir($srcdir, $_->[0]);
1385 my $buildd = catdir($blddir, $_->[0]);
1390 # The basic things we're trying to build
1392 my @programs_install = ();
1394 my @libraries_install = ();
1396 my @engines_install = ();
1398 my @scripts_install = ();
1401 my @intermediates = ();
1406 my %shared_sources = ();
1410 my %sharednames = ();
1413 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1414 my $template = Text::Template->new(TYPE => 'FILE',
1415 SOURCE => catfile($sourced, $f));
1416 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1419 $template->fill_in(HASH => { config => \%config,
1421 disabled => \%disabled,
1422 withargs => \%withargs,
1423 builddir => abs2rel($buildd, $blddir),
1424 sourcedir => abs2rel($sourced, $blddir),
1425 buildtop => abs2rel($blddir, $blddir),
1426 sourcetop => abs2rel($srcdir, $blddir) },
1427 DELIMITERS => [ "{-", "-}" ]);
1429 # The top item of this stack has the following values
1430 # -2 positive already run and we found ELSE (following ELSIF should fail)
1431 # -1 positive already run (skip until ENDIF)
1432 # 0 negatives so far (if we're at a condition, check it)
1433 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1434 # 2 positive ELSE (following ELSIF should fail)
1436 collect_information(
1437 collect_from_array([ @text ],
1438 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1439 $l1 =~ s/\\$//; $l1.$l2 }),
1440 # Info we're looking for
1441 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1443 if (! @skip || $skip[$#skip] > 0) {
1449 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1450 => sub { die "ELSIF out of scope" if ! @skip;
1451 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1452 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1453 $skip[$#skip] = !! $1
1454 if $skip[$#skip] == 0; },
1456 => sub { die "ELSE out of scope" if ! @skip;
1457 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1458 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1460 => sub { die "ENDIF out of scope" if ! @skip;
1462 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1464 if (!@skip || $skip[$#skip] > 0) {
1466 my @x = tokenize($2);
1468 push @programs_install, @x unless $install;
1471 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1473 if (!@skip || $skip[$#skip] > 0) {
1475 my @x = tokenize($2);
1476 push @libraries, @x;
1477 push @libraries_install, @x unless $install;
1480 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1482 if (!@skip || $skip[$#skip] > 0) {
1484 my @x = tokenize($2);
1486 push @engines_install, @x unless $install;
1489 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1491 if (!@skip || $skip[$#skip] > 0) {
1493 my @x = tokenize($2);
1495 push @scripts_install, @x unless $install;
1498 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1499 => sub { push @extra, tokenize($1)
1500 if !@skip || $skip[$#skip] > 0 },
1501 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1502 => sub { push @overrides, tokenize($1)
1503 if !@skip || $skip[$#skip] > 0 },
1505 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1506 => sub { push @{$ordinals{$1}}, tokenize($2)
1507 if !@skip || $skip[$#skip] > 0 },
1508 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1509 => sub { push @{$sources{$1}}, tokenize($2)
1510 if !@skip || $skip[$#skip] > 0 },
1511 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1512 => sub { push @{$shared_sources{$1}}, tokenize($2)
1513 if !@skip || $skip[$#skip] > 0 },
1514 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1515 => sub { push @{$includes{$1}}, tokenize($2)
1516 if !@skip || $skip[$#skip] > 0 },
1517 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1518 => sub { push @{$depends{$1}}, tokenize($2)
1519 if !@skip || $skip[$#skip] > 0 },
1520 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1521 => sub { push @{$generate{$1}}, $2
1522 if !@skip || $skip[$#skip] > 0 },
1523 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1524 => sub { push @{$renames{$1}}, tokenize($2)
1525 if !@skip || $skip[$#skip] > 0 },
1526 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1527 => sub { push @{$sharednames{$1}}, tokenize($2)
1528 if !@skip || $skip[$#skip] > 0 },
1529 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1531 my $lineiterator = shift;
1532 my $target_kind = $1;
1533 while (defined $lineiterator->()) {
1535 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1536 die "ENDRAW doesn't match BEGINRAW"
1537 if $1 ne $target_kind;
1540 next if @skip && $skip[$#skip] <= 0;
1542 if ($target_kind eq $target{build_file}
1543 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1546 qr/^(?:#.*|\s*)$/ => sub { },
1547 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1549 if ($buildinfo_debug) {
1550 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1551 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1555 if ($buildinfo_debug) {
1556 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1560 die "runaway IF?" if (@skip);
1562 foreach (keys %renames) {
1563 die "$_ renamed to more than one thing: "
1564 ,join(" ", @{$renames{$_}}),"\n"
1565 if scalar @{$renames{$_}} > 1;
1566 my $dest = cleanfile($buildd, $_, $blddir);
1567 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1568 die "$dest renamed to more than one thing: "
1569 ,$unified_info{rename}->{$dest}, $to
1570 unless !defined($unified_info{rename}->{$dest})
1571 or $unified_info{rename}->{$dest} eq $to;
1572 $unified_info{rename}->{$dest} = $to;
1575 foreach (@programs) {
1576 my $program = cleanfile($buildd, $_, $blddir);
1577 if ($unified_info{rename}->{$program}) {
1578 $program = $unified_info{rename}->{$program};
1580 $unified_info{programs}->{$program} = 1;
1583 foreach (@programs_install) {
1584 my $program = cleanfile($buildd, $_, $blddir);
1585 if ($unified_info{rename}->{$program}) {
1586 $program = $unified_info{rename}->{$program};
1588 $unified_info{install}->{programs}->{$program} = 1;
1591 foreach (@libraries) {
1592 my $library = cleanfile($buildd, $_, $blddir);
1593 if ($unified_info{rename}->{$library}) {
1594 $library = $unified_info{rename}->{$library};
1596 $unified_info{libraries}->{$library} = 1;
1599 foreach (@libraries_install) {
1600 my $library = cleanfile($buildd, $_, $blddir);
1601 if ($unified_info{rename}->{$library}) {
1602 $library = $unified_info{rename}->{$library};
1604 $unified_info{install}->{libraries}->{$library} = 1;
1607 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1608 ENGINES can only be used if configured with 'dynamic-engine'.
1609 This is usually a fault in a build.info file.
1611 foreach (@engines) {
1612 my $library = cleanfile($buildd, $_, $blddir);
1613 if ($unified_info{rename}->{$library}) {
1614 $library = $unified_info{rename}->{$library};
1616 $unified_info{engines}->{$library} = 1;
1619 foreach (@engines_install) {
1620 my $library = cleanfile($buildd, $_, $blddir);
1621 if ($unified_info{rename}->{$library}) {
1622 $library = $unified_info{rename}->{$library};
1624 $unified_info{install}->{engines}->{$library} = 1;
1627 foreach (@scripts) {
1628 my $script = cleanfile($buildd, $_, $blddir);
1629 if ($unified_info{rename}->{$script}) {
1630 $script = $unified_info{rename}->{$script};
1632 $unified_info{scripts}->{$script} = 1;
1635 foreach (@scripts_install) {
1636 my $script = cleanfile($buildd, $_, $blddir);
1637 if ($unified_info{rename}->{$script}) {
1638 $script = $unified_info{rename}->{$script};
1640 $unified_info{install}->{scripts}->{$script} = 1;
1644 my $extra = cleanfile($buildd, $_, $blddir);
1645 $unified_info{extra}->{$extra} = 1;
1648 foreach (@overrides) {
1649 my $override = cleanfile($buildd, $_, $blddir);
1650 $unified_info{overrides}->{$override} = 1;
1653 push @{$unified_info{rawlines}}, @rawlines;
1655 unless ($disabled{shared}) {
1656 # Check sharednames.
1657 foreach (keys %sharednames) {
1658 my $dest = cleanfile($buildd, $_, $blddir);
1659 if ($unified_info{rename}->{$dest}) {
1660 $dest = $unified_info{rename}->{$dest};
1662 die "shared_name for $dest with multiple values: "
1663 ,join(" ", @{$sharednames{$_}}),"\n"
1664 if scalar @{$sharednames{$_}} > 1;
1665 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1666 die "shared_name found for a library $dest that isn't defined\n"
1667 unless $unified_info{libraries}->{$dest};
1668 die "shared_name for $dest with multiple values: "
1669 ,$unified_info{sharednames}->{$dest}, ", ", $to
1670 unless !defined($unified_info{sharednames}->{$dest})
1671 or $unified_info{sharednames}->{$dest} eq $to;
1672 $unified_info{sharednames}->{$dest} = $to;
1675 # Additionally, we set up sharednames for libraries that don't
1676 # have any, as themselves.
1677 foreach (keys %{$unified_info{libraries}}) {
1678 if (!defined $unified_info{sharednames}->{$_}) {
1679 $unified_info{sharednames}->{$_} = $_
1684 foreach (keys %ordinals) {
1686 my $ddest = cleanfile($buildd, $_, $blddir);
1687 if ($unified_info{rename}->{$ddest}) {
1688 $ddest = $unified_info{rename}->{$ddest};
1690 foreach (@{$ordinals{$dest}}) {
1691 my %known_ordinals =
1694 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1696 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1698 my $o = $known_ordinals{$_};
1699 die "Ordinals for $ddest defined more than once\n"
1700 if $unified_info{ordinals}->{$ddest};
1701 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1705 foreach (keys %sources) {
1707 my $ddest = cleanfile($buildd, $_, $blddir);
1708 if ($unified_info{rename}->{$ddest}) {
1709 $ddest = $unified_info{rename}->{$ddest};
1711 foreach (@{$sources{$dest}}) {
1712 my $s = cleanfile($sourced, $_, $blddir);
1714 # If it isn't in the source tree, we assume it's generated
1717 $s = cleanfile($buildd, $_, $blddir);
1719 # We recognise C and asm files
1720 if ($s =~ /\.[csS]\b$/) {
1721 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1722 $o = cleanfile($buildd, $o, $blddir);
1723 $unified_info{sources}->{$ddest}->{$o} = 1;
1724 $unified_info{sources}->{$o}->{$s} = 1;
1726 $unified_info{sources}->{$ddest}->{$s} = 1;
1731 foreach (keys %shared_sources) {
1733 my $ddest = cleanfile($buildd, $_, $blddir);
1734 if ($unified_info{rename}->{$ddest}) {
1735 $ddest = $unified_info{rename}->{$ddest};
1737 foreach (@{$shared_sources{$dest}}) {
1738 my $s = cleanfile($sourced, $_, $blddir);
1740 # If it isn't in the source tree, we assume it's generated
1743 $s = cleanfile($buildd, $_, $blddir);
1745 # We recognise C and asm files
1746 if ($s =~ /\.[csS]\b$/) {
1747 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1748 $o = cleanfile($buildd, $o, $blddir);
1749 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1750 $unified_info{sources}->{$o}->{$s} = 1;
1752 die "unrecognised source file type for shared library: $s\n";
1757 foreach (keys %generate) {
1759 my $ddest = cleanfile($buildd, $_, $blddir);
1760 if ($unified_info{rename}->{$ddest}) {
1761 $ddest = $unified_info{rename}->{$ddest};
1763 die "more than one generator for $dest: "
1764 ,join(" ", @{$generate{$_}}),"\n"
1765 if scalar @{$generate{$_}} > 1;
1766 my @generator = split /\s+/, $generate{$dest}->[0];
1767 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1768 $unified_info{generate}->{$ddest} = [ @generator ];
1771 foreach (keys %depends) {
1773 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1775 # If the destination doesn't exist in source, it can only be
1776 # a generated file in the build tree.
1777 if ($ddest ne "" && ! -f $ddest) {
1778 $ddest = cleanfile($buildd, $_, $blddir);
1779 if ($unified_info{rename}->{$ddest}) {
1780 $ddest = $unified_info{rename}->{$ddest};
1783 foreach (@{$depends{$dest}}) {
1784 my $d = cleanfile($sourced, $_, $blddir);
1786 # If we know it's generated, or assume it is because we can't
1787 # find it in the source tree, we set file we depend on to be
1788 # in the build tree rather than the source tree, and assume
1789 # and that there are lines to build it in a BEGINRAW..ENDRAW
1790 # section or in the Makefile template.
1792 || (grep { $d eq $_ }
1793 map { cleanfile($srcdir, $_, $blddir) }
1794 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1795 $d = cleanfile($buildd, $_, $blddir);
1797 # Take note if the file to depend on is being renamed
1798 if ($unified_info{rename}->{$d}) {
1799 $d = $unified_info{rename}->{$d};
1801 $unified_info{depends}->{$ddest}->{$d} = 1;
1802 # If we depend on a header file or a perl module, let's make
1803 # sure it can get included
1804 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1805 my $i = dirname($d);
1806 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1807 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1812 foreach (keys %includes) {
1814 my $ddest = cleanfile($sourced, $_, $blddir);
1816 # If the destination doesn't exist in source, it can only be
1817 # a generated file in the build tree.
1819 $ddest = cleanfile($buildd, $_, $blddir);
1820 if ($unified_info{rename}->{$ddest}) {
1821 $ddest = $unified_info{rename}->{$ddest};
1824 foreach (@{$includes{$dest}}) {
1825 my $is = cleandir($sourced, $_, $blddir);
1826 my $ib = cleandir($buildd, $_, $blddir);
1827 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1828 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1829 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1830 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1835 ### Make unified_info a bit more efficient
1836 # One level structures
1837 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1838 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1840 # Two level structures
1841 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1842 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1843 $unified_info{$l1}->{$l2} =
1844 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1848 foreach my $dest (sort keys %{$unified_info{includes}}) {
1849 if (defined($unified_info{includes}->{$dest}->{build})) {
1850 my @source_includes =
1851 ( @{$unified_info{includes}->{$dest}->{source}} );
1852 $unified_info{includes}->{$dest} =
1853 [ @{$unified_info{includes}->{$dest}->{build}} ];
1854 foreach my $inc (@source_includes) {
1855 push @{$unified_info{includes}->{$dest}}, $inc
1856 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1859 $unified_info{includes}->{$dest} =
1860 [ @{$unified_info{includes}->{$dest}->{source}} ];
1865 # For the schemes that need it, we provide the old *_obj configs
1866 # from the *_asm_obj ones
1867 foreach (grep /_(asm|aux)_src$/, keys %target) {
1869 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1870 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1873 # Write down our configuration where it fits #########################
1875 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1883 #use vars qw(\@ISA \@EXPORT);
1884 our \@ISA = qw(Exporter);
1885 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1888 print OUT "our %config = (\n";
1889 foreach (sort keys %config) {
1890 if (ref($config{$_}) eq "ARRAY") {
1891 print OUT " ", $_, " => [ ", join(", ",
1892 map { quotify("perl", $_) }
1893 @{$config{$_}}), " ],\n";
1895 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1902 print OUT "our %target = (\n";
1903 foreach (sort keys %target) {
1904 if (ref($target{$_}) eq "ARRAY") {
1905 print OUT " ", $_, " => [ ", join(", ",
1906 map { quotify("perl", $_) }
1907 @{$target{$_}}), " ],\n";
1909 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1916 print OUT "our \%available_protocols = (\n";
1917 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1918 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1923 print OUT "our \@disablables = (\n";
1924 foreach (@disablables) {
1925 print OUT " ", quotify("perl", $_), ",\n";
1931 print OUT "our \%disabled = (\n";
1932 foreach (sort keys %disabled) {
1933 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1939 print OUT "our %withargs = (\n";
1940 foreach (sort keys %withargs) {
1941 if (ref($withargs{$_}) eq "ARRAY") {
1942 print OUT " ", $_, " => [ ", join(", ",
1943 map { quotify("perl", $_) }
1944 @{$withargs{$_}}), " ],\n";
1946 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1953 if ($builder eq "unified") {
1958 if (ref $_ eq "ARRAY") {
1959 print OUT " "x$indent, "[\n";
1961 $recurse->($indent + 4, $_);
1963 print OUT " "x$indent, "],\n";
1964 } elsif (ref $_ eq "HASH") {
1966 print OUT " "x$indent, "{\n";
1967 foreach (sort keys %h) {
1968 if (ref $h{$_} eq "") {
1969 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1971 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1972 $recurse->($indent + 8, $h{$_});
1975 print OUT " "x$indent, "},\n";
1977 print OUT " "x$indent, quotify("perl", $_), ",\n";
1981 print OUT "our %unified_info = (\n";
1982 foreach (sort keys %unified_info) {
1983 if (ref $unified_info{$_} eq "") {
1984 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1986 print OUT " "x4, quotify("perl", $_), " =>\n";
1987 $recurse->(8, $unified_info{$_});
1999 print "CC =$config{cross_compile_prefix}$target{cc}\n";
2000 print "CFLAG =$target{cflags} $config{cflags}\n";
2001 print "SHARED_CFLAG =$target{shared_cflag}\n";
2002 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
2003 print "LFLAG =$target{lflags}\n";
2004 print "PLIB_LFLAG =$target{plib_lflags}\n";
2005 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
2006 print "APPS_OBJ =$target{apps_obj}\n";
2007 print "CPUID_OBJ =$target{cpuid_obj}\n";
2008 print "UPLINK_OBJ =$target{uplink_obj}\n";
2009 print "BN_ASM =$target{bn_obj}\n";
2010 print "EC_ASM =$target{ec_obj}\n";
2011 print "DES_ENC =$target{des_obj}\n";
2012 print "AES_ENC =$target{aes_obj}\n";
2013 print "BF_ENC =$target{bf_obj}\n";
2014 print "CAST_ENC =$target{cast_obj}\n";
2015 print "RC4_ENC =$target{rc4_obj}\n";
2016 print "RC5_ENC =$target{rc5_obj}\n";
2017 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2018 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2019 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2020 print "CMLL_ENC =$target{cmll_obj}\n";
2021 print "MODES_OBJ =$target{modes_obj}\n";
2022 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2023 print "CHACHA_ENC =$target{chacha_obj}\n";
2024 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2025 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2026 print "PROCESSOR =$config{processor}\n";
2027 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2028 "$config{cross_compile_prefix}ranlib" :
2029 "$target{ranlib}", "\n";
2030 print "ARFLAGS =$target{arflags}\n";
2031 print "PERL =$config{perl}\n";
2033 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2034 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2035 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2036 print "BN_LLONG mode\n" if $config{bn_ll};
2037 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2041 run_dofile(catfile($blddir, $target{build_file}),
2042 $config{build_file_template},
2043 catfile($srcdir, "Configurations", "common.tmpl"));
2047 $builders{$builder}->($builder_platform, @builder_opts);
2051 Configured for $target.
2054 print <<"EOF" if ($disabled{threads} eq "unavailable");
2056 The library could not be configured for supporting multi-threaded
2057 applications as the compiler options required on this system are not known.
2058 See file INSTALL for details if you need multi-threading.
2061 print <<"EOF" if ($no_shared_warn);
2063 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2064 platform, so we will pretend you gave the option 'no-pic', which also disables
2065 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2066 or position independent code, please let us know (but please first make sure
2067 you have tried with a current version of OpenSSL).
2070 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2072 WARNING: there are indications that another build was made in the source
2073 directory. This build may have picked up artifacts from that build, the
2074 safest course of action is to clean the source directory and redo this
2080 ######################################################################
2082 # Helpers and utility functions
2085 # Configuration file reading #########################################
2087 # Note: All of the helper functions are for lazy evaluation. They all
2088 # return a CODE ref, which will return the intended value when evaluated.
2089 # Thus, whenever there's mention of a returned value, it's about that
2092 # Helper function to implement conditional inheritance depending on the
2093 # value of $disabled{asm}. Used in inherit_from values as follows:
2095 # inherit_from => [ "template", asm("asm_tmpl") ]
2100 $disabled{asm} ? () : @x;
2104 # Helper function to implement conditional value variants, with a default
2105 # plus additional values based on the value of $config{build_type}.
2106 # Arguments are given in hash table form:
2108 # picker(default => "Basic string: ",
2110 # release => "release")
2112 # When configuring with --debug, the resulting string will be
2113 # "Basic string: debug", and when not, it will be "Basic string: release"
2115 # This can be used to create variants of sets of flags according to the
2118 # cflags => picker(default => "-Wall",
2119 # debug => "-g -O0",
2124 return sub { add($opts{default} || (),
2125 $opts{$config{build_type}} || ())->(); }
2128 # Helper function to combine several values of different types into one.
2129 # This is useful if you want to combine a string with the result of a
2130 # lazy function, such as:
2132 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2136 return sub { add(@stuff)->(); }
2139 # Helper function to implement conditional values depending on the value
2140 # of $disabled{threads}. Can be used as follows:
2142 # cflags => combine("-Wall", threads("-pthread"))
2146 return sub { add($disabled{threads} ? () : @flags)->(); }
2151 our $add_called = 0;
2152 # Helper function to implement adding values to already existing configuration
2153 # values. It handles elements that are ARRAYs, CODEs and scalars
2155 my $separator = shift;
2157 # If there's any ARRAY in the collection of values OR the separator
2158 # is undef, we will return an ARRAY of combined values, otherwise a
2159 # string of joined values with $separator as the separator.
2160 my $found_array = !defined($separator);
2165 while (ref($res) eq "CODE") {
2168 if (defined($res)) {
2169 if (ref($res) eq "ARRAY") {
2185 join($separator, grep { defined($_) && $_ ne "" } @values);
2189 my $separator = " ";
2190 if (ref($_[$#_]) eq "HASH") {
2192 $separator = $opts->{separator};
2195 sub { _add($separator, @x, @_) };
2198 my $separator = " ";
2199 if (ref($_[$#_]) eq "HASH") {
2201 $separator = $opts->{separator};
2204 sub { _add($separator, @_, @x) };
2207 # configuration reader, evaluates the input file as a perl script and expects
2208 # it to fill %targets with target configurations. Those are then added to
2212 open(CONFFILE, "< $fname")
2213 or die "Can't open configuration file '$fname'!\n";
2216 my $content = <CONFFILE>;
2221 local %table = %::table; # Protect %table from tampering
2227 # For each target, check that it's configured with a hash table.
2228 foreach (keys %targets) {
2229 if (ref($targets{$_}) ne "HASH") {
2230 if (ref($targets{$_}) eq "") {
2231 warn "Deprecated target configuration for $_, ignoring...\n";
2233 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2235 delete $targets{$_};
2239 %table = (%table, %targets);
2243 # configuration resolver. Will only resolve all the lazy evaluation
2244 # codeblocks for the chosen target and all those it inherits from,
2246 sub resolve_config {
2248 my @breadcrumbs = @_;
2250 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2252 if (grep { $_ eq $target } @breadcrumbs) {
2253 die "inherit_from loop! target backtrace:\n "
2254 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2257 if (!defined($table{$target})) {
2258 warn "Warning! target $target doesn't exist!\n";
2261 # Recurse through all inheritances. They will be resolved on the
2262 # fly, so when this operation is done, they will all just be a
2263 # bunch of attributes with string values.
2264 # What we get here, though, are keys with references to lists of
2265 # the combined values of them all. We will deal with lists after
2266 # this stage is done.
2267 my %combined_inheritance = ();
2268 if ($table{$target}->{inherit_from}) {
2270 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2271 foreach (@inherit_from) {
2272 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2274 # 'template' is a marker that's considered private to
2275 # the config that had it.
2276 delete $inherited_config{template};
2278 foreach (keys %inherited_config) {
2279 if (!$combined_inheritance{$_}) {
2280 $combined_inheritance{$_} = [];
2282 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2287 # We won't need inherit_from in this target any more, since we've
2288 # resolved all the inheritances that lead to this
2289 delete $table{$target}->{inherit_from};
2291 # Now is the time to deal with those lists. Here's the place to
2292 # decide what shall be done with those lists, all based on the
2293 # values of the target we're currently dealing with.
2294 # - If a value is a coderef, it will be executed with the list of
2295 # inherited values as arguments.
2296 # - If the corresponding key doesn't have a value at all or is the
2297 # empty string, the inherited value list will be run through the
2298 # default combiner (below), and the result becomes this target's
2300 # - Otherwise, this target's value is assumed to be a string that
2301 # will simply override the inherited list of values.
2302 my $default_combiner = add();
2305 map { $_ => 1 } (keys %combined_inheritance,
2306 keys %{$table{$target}});
2308 sub process_values {
2310 my $inherited = shift; # Always a [ list ]
2316 while(ref($object) eq "CODE") {
2317 $object = $object->(@$inherited);
2319 if (!defined($object)) {
2322 elsif (ref($object) eq "ARRAY") {
2323 local $add_called; # To make sure recursive calls don't affect it
2324 return [ map { process_values($_, $inherited, $target, $entry) }
2326 } elsif (ref($object) eq "") {
2329 die "cannot handle reference type ",ref($object)
2330 ," found in target ",$target," -> ",$entry,"\n";
2334 foreach (sort keys %all_keys) {
2335 my $previous = $combined_inheritance{$_};
2337 # Current target doesn't have a value for the current key?
2338 # Assign it the default combiner, the rest of this loop body
2339 # will handle it just like any other coderef.
2340 if (!exists $table{$target}->{$_}) {
2341 $table{$target}->{$_} = $default_combiner;
2344 $table{$target}->{$_} = process_values($table{$target}->{$_},
2345 $combined_inheritance{$_},
2347 unless(defined($table{$target}->{$_})) {
2348 delete $table{$target}->{$_};
2350 # if ($extra_checks &&
2351 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2352 # warn "$_ got replaced in $target\n";
2356 # Finally done, return the result.
2357 return %{$table{$target}};
2362 print STDERR $usage;
2363 print STDERR "\npick os/compiler from:\n";
2367 foreach $i (sort keys %table)
2369 next if $table{$i}->{template};
2370 next if $i =~ /^debug/;
2371 $k += length($i) + 1;
2377 print STDERR $i . " ";
2379 foreach $i (sort keys %table)
2381 next if $table{$i}->{template};
2382 next if $i !~ /^debug/;
2383 $k += length($i) + 1;
2389 print STDERR $i . " ";
2391 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2400 unlink $out || warn "Can't remove $out, $!"
2402 foreach (@templates) {
2403 die "Can't open $_, $!" unless -f $_;
2405 my $perlcmd = (quotify("maybeshell", $config{perl}))[0];
2406 my $cmd = "$perlcmd \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2407 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2410 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2417 if (eval { require IPC::Cmd; 1; }) {
2419 return scalar IPC::Cmd::can_run($name);
2421 # if there is $directories component in splitpath,
2422 # then it's not something to test with $PATH...
2423 return $name if (File::Spec->splitpath($name))[1];
2425 foreach (File::Spec->path()) {
2426 my $fullpath = catfile($_, "$name$target{exe_extension}");
2427 if (-f $fullpath and -x $fullpath) {
2434 # Configuration printer ##############################################
2436 sub print_table_entry
2439 my %target = resolve_config($target);
2442 # Don't print the templates
2443 return if $target{template};
2504 if ($type eq "TABLE") {
2506 print "*** $target\n";
2507 foreach (@sequence) {
2508 if (ref($target{$_}) eq "ARRAY") {
2509 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2511 printf "\$%-12s = %s\n", $_, $target{$_};
2514 } elsif ($type eq "HASH") {
2516 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2517 print " '$target' => {\n";
2518 foreach (@sequence) {
2520 if (ref($target{$_}) eq "ARRAY") {
2521 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2523 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2531 # Utility routines ###################################################
2533 # On VMS, if the given file is a logical name, File::Spec::Functions
2534 # will consider it an absolute path. There are cases when we want a
2535 # purely syntactic check without checking the environment.
2539 # On non-platforms, we just use file_name_is_absolute().
2540 return file_name_is_absolute($file) unless $^O eq "VMS";
2542 # If the file spec includes a device or a directpry spec,
2543 # file_name_is_absolute() is perfectly safe.
2544 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2546 # Here, we know the given file spec isn't absolute
2550 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2551 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2552 # realpath() requires that at least all path components except the last is an
2553 # existing directory. On VMS, the last component of the directory spec must
2558 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2559 # will return the volume name for the device, no matter what. Also,
2560 # it will return an incorrect directory spec if the argument is a
2561 # directory that doesn't exist.
2563 return rel2abs($dir);
2566 # We use realpath() on Unix, since no other will properly clean out
2568 use Cwd qw/realpath/;
2570 return realpath($dir);
2575 perl => sub { my $x = shift;
2576 $x =~ s/([\\\$\@"])/\\$1/g;
2577 return '"'.$x.'"'; },
2578 maybeshell => sub { my $x = shift;
2579 (my $y = $x) =~ s/([\\\"])/\\$1/g;
2580 if ($x ne $y || $x =~ m|\s|) {
2589 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2591 return map { $processor->($_); } @_;
2594 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2595 # $filename is a file name to read from
2596 # $line_concat_cond_re is a regexp detecting a line continuation ending
2597 # $line_concat is a CODEref that takes care of concatenating two lines
2598 sub collect_from_file {
2599 my $filename = shift;
2600 my $line_concat_cond_re = shift;
2601 my $line_concat = shift;
2603 open my $fh, $filename || die "unable to read $filename: $!\n";
2605 my $saved_line = "";
2609 if (defined $line_concat) {
2610 $_ = $line_concat->($saved_line, $_);
2613 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2619 die "$filename ending with continuation line\n" if $_;
2625 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2626 # $array is an ARRAYref of lines
2627 # $line_concat_cond_re is a regexp detecting a line continuation ending
2628 # $line_concat is a CODEref that takes care of concatenating two lines
2629 sub collect_from_array {
2631 my $line_concat_cond_re = shift;
2632 my $line_concat = shift;
2633 my @array = (@$array);
2636 my $saved_line = "";
2638 while (defined($_ = shift @array)) {
2640 if (defined $line_concat) {
2641 $_ = $line_concat->($saved_line, $_);
2644 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2650 die "input text ending with continuation line\n" if $_;
2655 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2656 # $lineiterator is a CODEref that delivers one line at a time.
2657 # All following arguments are regex/CODEref pairs, where the regexp detects a
2658 # line and the CODEref does something with the result of the regexp.
2659 sub collect_information {
2660 my $lineiterator = shift;
2661 my %collectors = @_;
2663 while(defined($_ = $lineiterator->())) {
2666 if ($collectors{"BEFORE"}) {
2667 $collectors{"BEFORE"}->($_);
2669 foreach my $re (keys %collectors) {
2670 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2671 $collectors{$re}->($lineiterator);
2675 if ($collectors{"OTHERWISE"}) {
2676 $collectors{"OTHERWISE"}->($lineiterator, $_)
2677 unless $found || !defined $collectors{"OTHERWISE"};
2679 if ($collectors{"AFTER"}) {
2680 $collectors{"AFTER"}->($_);
2686 # $line is a line of text to split up into tokens
2687 # returns a list of tokens
2689 # Tokens are divided by spaces. If the tokens include spaces, they
2690 # have to be quoted with single or double quotes. Double quotes
2691 # inside a double quoted token must be escaped. Escaping is done
2693 # Basically, the same quoting rules apply for " and ' as in any
2696 my $line = my $debug_line = shift;
2699 while ($line =~ s|^\s+||, $line ne "") {
2701 while ($line ne "" && $line !~ m|^\s|) {
2702 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2705 } elsif ($line =~ m/^'([^']*)'/) {
2708 } elsif ($line =~ m/^(\S+)/) {
2713 push @result, $token;
2716 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2717 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2718 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";