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 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "util", "tools", "fuzz" ];
288 # crypto/ subdirectories to build
291 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
292 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
293 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
294 "buffer", "bio", "stack", "lhash", "rand", "err",
295 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
296 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
299 # Known TLS and DTLS protocols
300 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
301 my @dtls = qw(dtls1 dtls1_2);
303 # Explicitly known options that are possible to disable. They can
304 # be regexps, and will be used like this: /^no-${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: $config{api}\n",
754 if (keys %deprecated_options)
756 warn "***** Deprecated options: ",
757 join(", ", keys %deprecated_options), "\n";
759 if (keys %unsupported_options)
761 die "***** Unsupported options: ",
762 join(", ", keys %unsupported_options), "\n";
766 if ($libs =~ /(^|\s)-Wl,-rpath,/
767 && !$disabled{shared}
768 && !($disabled{asan} && $disabled{msan} && $disabled{ubsan})) {
769 die "***** Cannot simultaneously use -rpath, shared libraries, and\n",
770 "***** any of asan, msan or ubsan\n";
775 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
779 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
782 my @tocheckfor = (keys %disabled);
783 while (@tocheckfor) {
784 my %new_tocheckfor = ();
785 my @cascade_copy = (@disable_cascades);
786 while (@cascade_copy) {
787 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
788 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
789 foreach(grep { !defined($disabled{$_}) } @$descendents) {
790 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
794 @tocheckfor = (keys %new_tocheckfor);
797 our $die = sub { die @_; };
798 if ($target eq "TABLE") {
799 local $die = sub { warn @_; };
800 foreach (sort keys %table) {
801 print_table_entry($_, "TABLE");
806 if ($target eq "LIST") {
807 foreach (sort keys %table) {
808 print $_,"\n" unless $table{$_}->{template};
813 if ($target eq "HASH") {
814 local $die = sub { warn @_; };
815 print "%table = (\n";
816 foreach (sort keys %table) {
817 print_table_entry($_, "HASH");
822 # Backward compatibility?
823 if ($target =~ m/^CygWin32(-.*)$/) {
824 $target = "Cygwin".$1;
827 foreach (sort (keys %disabled))
829 $config{options} .= " no-$_";
831 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
843 elsif (/^dynamic-engine$/)
845 elsif (/^makedepend$/)
847 elsif (/^zlib-dynamic$/)
853 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
854 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
855 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
856 print " OPENSSL_NO_ENGINE (skip engines)";
862 ($WHAT = $what = $_) =~ tr/[\-a-z]/[_A-Z]/;
864 # Fix up C macro end names
865 $WHAT = "RMD160" if $what eq "ripemd";
867 # fix-up crypto/directory name(s)
868 $what = "ripemd" if $what eq "rmd160";
869 $what = "whrlpool" if $what eq "whirlpool";
871 if ($what ne "async" && $what ne "err"
872 && grep { $_ eq $what } @{$config{sdirs}})
874 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$WHAT";
875 @{$config{sdirs}} = grep { $_ ne $what} @{$config{sdirs}};
877 print " OPENSSL_NO_$WHAT (skip dir)";
881 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$WHAT";
882 print " OPENSSL_NO_$WHAT";
884 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
891 print "Configuring for $target\n";
893 # Support for legacy targets having a name starting with 'debug-'
894 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
896 $config{build_type} = "debug";
898 # If we do not find debug-foo in the table, the target is set to foo.
899 if (!$table{$target}) {
903 $config{target} = $target;
904 my %target = resolve_config($target);
906 &usage if (!%target || $target{template});
908 my %conf_files = map { $_ => 1 } (@{$target{_conf_fname_int}});
909 $config{conf_files} = [ sort keys %conf_files ];
910 %target = ( %{$table{DEFAULTS}}, %target );
912 $target{exe_extension}="";
913 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
914 || $config{target} =~ /^(?:Cygwin|mingw)/);
915 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
917 ($target{shared_extension_simple}=$target{shared_extension})
918 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
919 $target{dso_extension}=$target{shared_extension_simple};
920 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
921 if ($config{target} =~ /^(?:Cygwin|mingw)/);
924 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
925 if $config{cross_compile_prefix} eq "";
927 # Allow overriding the names of some tools. USE WITH CARE
928 # Note: only Unix cares about HASHBANGPERL... that explains
929 # the default string.
930 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
931 $config{hashbangperl} =
932 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
933 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
934 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
935 (which("$config{cross_compile_prefix}ranlib") ?
936 "\$(CROSS_COMPILE)ranlib" : "true");
937 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
938 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
940 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
942 # Allow overriding the build file name
943 $target{build_file} = $ENV{BUILDFILE} || $target{build_file} || "Makefile";
945 # Cache information necessary for reconfiguration
946 $config{cc} = $target{cc};
947 $config{build_file} = $target{build_file};
949 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
950 # or release_ attributes.
951 # Do it in such a way that no spurious space is appended (hence the grep).
952 $config{defines} = [];
953 $config{cflags} = "";
954 $config{ex_libs} = "";
955 $config{shared_ldflag} = "";
957 # Make sure build_scheme is consistent.
958 $target{build_scheme} = [ $target{build_scheme} ]
959 if ref($target{build_scheme}) ne "ARRAY";
961 my ($builder, $builder_platform, @builder_opts) =
962 @{$target{build_scheme}};
964 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
966 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
968 $config{cflags} .= " -mno-cygwin";
969 $config{shared_ldflag} .= " -mno-cygwin";
972 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
973 # minimally required architecture flags for assembly modules
974 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
975 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
978 my $no_shared_warn=0;
979 my $no_user_cflags=0;
980 my $no_user_defines=0;
982 # The DSO code currently always implements all functions so that no
983 # applications will have to worry about that from a compilation point
984 # of view. However, the "method"s may return zero unless that platform
985 # has support compiled in for them. Currently each method is enabled
986 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
987 # string entry into using the following logic;
988 if (!$disabled{dso} && $target{dso_scheme} ne "")
990 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
991 if ($target{dso_scheme} eq "DLFCN")
993 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
995 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
997 unshift @{$config{defines}}, "DSO_DLFCN";
1001 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
1005 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
1011 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
1012 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
1016 # If threads aren't disabled, check how possible they are
1017 unless ($disabled{threads}) {
1018 if ($auto_threads) {
1019 # Enabled by default, disable it forcibly if unavailable
1020 if ($target{thread_scheme} eq "(unknown)") {
1021 $disabled{threads} = "unavailable";
1024 # The user chose to enable threads explicitly, let's see
1025 # if there's a chance that's possible
1026 if ($target{thread_scheme} eq "(unknown)") {
1027 # If the user asked for "threads" and we don't have internal
1028 # knowledge how to do it, [s]he is expected to provide any
1029 # system-dependent compiler options that are necessary. We
1030 # can't truly check that the given options are correct, but
1031 # we expect the user to know what [s]He is doing.
1032 if ($no_user_cflags && $no_user_defines) {
1033 die "You asked for multi-threading support, but didn't\n"
1034 ,"provide any system-specific compiler options\n";
1040 # If threads still aren't disabled, add a C macro to ensure the source
1041 # code knows about it. Any other flag is taken care of by the configs.
1042 unless($disabled{threads}) {
1043 foreach (("defines", "openssl_thread_defines")) {
1044 push @{$config{$_}}, "OPENSSL_THREADS";
1048 # With "deprecated" disable all deprecated features.
1049 if (defined($disabled{"deprecated"})) {
1050 $config{api} = $maxapi;
1053 if ($target{shared_target} eq "")
1056 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1058 $disabled{shared} = "no-shared-target";
1059 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1063 if ($disabled{"dynamic-engine"}) {
1064 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1065 $config{dynamic_engines} = 0;
1067 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1068 $config{dynamic_engines} = 1;
1071 unless ($disabled{"fuzz-libfuzzer"}) {
1072 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1075 unless ($disabled{asan}) {
1076 $config{cflags} .= "-fsanitize=address ";
1079 unless ($disabled{ubsan}) {
1080 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1082 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1085 unless ($disabled{msan}) {
1086 $config{cflags} .= "-fsanitize=memory ";
1089 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1090 && $disabled{asan} && $disabled{ubsan} && $disabled{msan}) {
1091 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1097 # This saves the build files from having to check
1100 $target{shared_cflag} = $target{shared_ldflag} =
1101 $target{shared_rcflag} = "";
1105 push @{$config{defines}}, "OPENSSL_PIC";
1108 if ($target{sys_id} ne "")
1110 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1113 unless ($disabled{asm}) {
1114 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1115 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1117 # bn-586 is the only one implementing bn_*_part_words
1118 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1119 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1121 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1122 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1123 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1125 if ($config{fips}) {
1126 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1129 if ($target{sha1_asm_src}) {
1130 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1131 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1132 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1134 if ($target{rc4_asm_src} ne $table{DEFAULTS}->{rc4_asm_src}) {
1135 push @{$config{defines}}, "RC4_ASM";
1137 if ($target{md5_asm_src}) {
1138 push @{$config{defines}}, "MD5_ASM";
1140 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1141 if ($target{rmd160_asm_src}) {
1142 push @{$config{defines}}, "RMD160_ASM";
1144 if ($target{aes_asm_src}) {
1145 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1146 # aes-ctr.fake is not a real file, only indication that assembler
1147 # module implements AES_ctr32_encrypt...
1148 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1149 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1150 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1151 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1152 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1153 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1155 if ($target{wp_asm_src} =~ /mmx/) {
1156 if ($config{processor} eq "386") {
1157 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1158 } elsif (!$disabled{"whirlpool"}) {
1159 push @{$config{defines}}, "WHIRLPOOL_ASM";
1162 if ($target{modes_asm_src} =~ /ghash-/) {
1163 push @{$config{defines}}, "GHASH_ASM";
1165 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1166 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1168 if ($target{poly1305_asm_src} ne "") {
1169 push @{$config{defines}}, "POLY1305_ASM";
1173 my $ecc = $target{cc};
1174 if ($^O ne "VMS" && !$disabled{makedepend}) {
1175 # Is the compiler gcc or clang? $ecc is used below to see if
1176 # error-checking can be turned on.
1177 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1178 open(PIPE, "$ccpcc --version 2>&1 |");
1181 # Find the version number and save the major.
1182 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1183 my $compiler_major = $1;
1184 # We know that GNU C version 3 and up as well as all clang
1185 # versions support dependency generation
1186 $config{makedepprog} = $ccpcc
1187 if (/clang/ || (/gcc/ && $compiler_major >= 3));
1188 $ecc = "clang" if /clang/;
1189 $ecc = "gcc" if /gcc/;
1190 last if ($config{makedepprog} || !$lines--);
1194 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1195 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1200 # Deal with bn_ops ###################################################
1203 $config{export_var_as_fn} =0;
1204 my $def_int="unsigned int";
1205 $config{rc4_int} =$def_int;
1206 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1209 foreach (sort split(/\s+/,$target{bn_ops})) {
1210 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1211 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1212 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1213 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1214 ($config{b64l},$config{b64},$config{b32})
1215 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1216 ($config{b64l},$config{b64},$config{b32})
1217 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1218 ($config{b64l},$config{b64},$config{b32})
1219 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1221 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1225 # Hack cflags for better warnings (dev option) #######################
1227 # "Stringify" the C flags string. This permits it to be made part of a string
1228 # and works as well on command lines.
1229 $config{cflags} =~ s/([\\\"])/\\$1/g;
1231 if (defined($config{api})) {
1232 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1233 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1234 push @{$config{defines}}, $apiflag;
1237 if ($strict_warnings)
1240 die "ERROR --strict-warnings requires gcc or clang"
1241 unless $ecc eq 'gcc' || $ecc eq 'clang';
1242 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1244 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1246 if ($ecc eq "clang")
1248 foreach $wopt (split /\s+/, $clang_devteam_warn)
1250 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1255 unless ($disabled{"crypto-mdebug-backtrace"})
1257 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1259 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1261 if ($target =~ /^BSD-/)
1263 $config{ex_libs} .= " -lexecinfo";
1267 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1268 else { $no_user_cflags=1; }
1269 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1270 else { $no_user_defines=1; }
1272 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1274 unless ($disabled{afalgeng}) {
1275 $config{afalgeng}="";
1276 if ($target =~ m/^linux/) {
1277 my $minver = 4*10000 + 1*100 + 0;
1278 if ($config{cross_compile_prefix} eq "") {
1279 my $verstr = `uname -r`;
1280 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1281 ($mi2) = $mi2 =~ /(\d+)/;
1282 my $ver = $ma*10000 + $mi1*100 + $mi2;
1283 if ($ver < $minver) {
1284 $disabled{afalgeng} = "too-old-kernel";
1286 push @{$config{engdirs}}, "afalg";
1289 $disabled{afalgeng} = "cross-compiling";
1292 $disabled{afalgeng} = "not-linux";
1296 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1298 # If we use the unified build, collect information from build.info files
1299 my %unified_info = ();
1301 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1302 if ($builder eq "unified") {
1303 use lib catdir(dirname(__FILE__),"util");
1304 use with_fallback qw(Text::Template);
1309 my $relativeto = shift || ".";
1311 $dir = catdir($base,$dir) unless isabsolute($dir);
1313 # Make sure the directories we're building in exists
1316 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1317 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1324 my $relativeto = shift || ".";
1326 $file = catfile($base,$file) unless isabsolute($file);
1328 my $d = dirname($file);
1329 my $f = basename($file);
1331 # Make sure the directories we're building in exists
1334 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1335 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1339 # Store the name of the template file we will build the build file from
1340 # in %config. This may be useful for the build file itself.
1341 my @build_file_template_names =
1342 ( $builder_platform."-".$target{build_file}.".tmpl",
1343 $target{build_file}.".tmpl" );
1344 my @build_file_templates = ();
1346 # First, look in the user provided directory, if given
1347 if (defined $ENV{$local_config_envname}) {
1348 @build_file_templates =
1351 # VMS environment variables are logical names,
1352 # which can be used as is
1353 $local_config_envname . ':' . $_;
1355 catfile($ENV{$local_config_envname}, $_);
1358 @build_file_template_names;
1360 # Then, look in our standard directory
1361 push @build_file_templates,
1362 ( map { cleanfile($srcdir, catfile("Configurations", $_), $blddir) }
1363 @build_file_template_names );
1365 my $build_file_template;
1366 for $_ (@build_file_templates) {
1367 $build_file_template = $_;
1368 last if -f $build_file_template;
1370 $build_file_template = undef;
1372 if (!defined $build_file_template) {
1373 die "*** Couldn't find any of:\n", join("\n", @build_file_templates), "\n";
1375 $config{build_file_templates}
1376 = [ $build_file_template,
1377 cleanfile($srcdir, catfile("Configurations", "common.tmpl"),
1380 my @build_infos = ( [ ".", "build.info" ] );
1381 foreach (@{$config{dirs}}) {
1382 push @build_infos, [ $_, "build.info" ]
1383 if (-f catfile($srcdir, $_, "build.info"));
1385 foreach (@{$config{sdirs}}) {
1386 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1387 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1389 foreach (@{$config{engdirs}}) {
1390 push @build_infos, [ catdir("engines", $_), "build.info" ]
1391 if (-f catfile($srcdir, "engines", $_, "build.info"));
1394 $config{build_infos} = [ ];
1396 foreach (@build_infos) {
1397 my $sourced = catdir($srcdir, $_->[0]);
1398 my $buildd = catdir($blddir, $_->[0]);
1403 # The basic things we're trying to build
1405 my @programs_install = ();
1407 my @libraries_install = ();
1409 my @engines_install = ();
1411 my @scripts_install = ();
1414 my @intermediates = ();
1419 my %shared_sources = ();
1423 my %sharednames = ();
1426 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1427 my $template = Text::Template->new(TYPE => 'FILE',
1428 SOURCE => catfile($sourced, $f));
1429 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1432 $template->fill_in(HASH => { config => \%config,
1434 disabled => \%disabled,
1435 withargs => \%withargs,
1436 builddir => abs2rel($buildd, $blddir),
1437 sourcedir => abs2rel($sourced, $blddir),
1438 buildtop => abs2rel($blddir, $blddir),
1439 sourcetop => abs2rel($srcdir, $blddir) },
1440 DELIMITERS => [ "{-", "-}" ]);
1442 # The top item of this stack has the following values
1443 # -2 positive already run and we found ELSE (following ELSIF should fail)
1444 # -1 positive already run (skip until ENDIF)
1445 # 0 negatives so far (if we're at a condition, check it)
1446 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1447 # 2 positive ELSE (following ELSIF should fail)
1449 collect_information(
1450 collect_from_array([ @text ],
1451 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1452 $l1 =~ s/\\$//; $l1.$l2 }),
1453 # Info we're looking for
1454 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1456 if (! @skip || $skip[$#skip] > 0) {
1462 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1463 => sub { die "ELSIF out of scope" if ! @skip;
1464 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1465 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1466 $skip[$#skip] = !! $1
1467 if $skip[$#skip] == 0; },
1469 => sub { die "ELSE out of scope" if ! @skip;
1470 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1471 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1473 => sub { die "ENDIF out of scope" if ! @skip;
1475 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1477 if (!@skip || $skip[$#skip] > 0) {
1479 my @x = tokenize($2);
1481 push @programs_install, @x unless $install;
1484 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1486 if (!@skip || $skip[$#skip] > 0) {
1488 my @x = tokenize($2);
1489 push @libraries, @x;
1490 push @libraries_install, @x unless $install;
1493 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1495 if (!@skip || $skip[$#skip] > 0) {
1497 my @x = tokenize($2);
1499 push @engines_install, @x unless $install;
1502 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1504 if (!@skip || $skip[$#skip] > 0) {
1506 my @x = tokenize($2);
1508 push @scripts_install, @x unless $install;
1511 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1512 => sub { push @extra, tokenize($1)
1513 if !@skip || $skip[$#skip] > 0 },
1514 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1515 => sub { push @overrides, tokenize($1)
1516 if !@skip || $skip[$#skip] > 0 },
1518 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1519 => sub { push @{$ordinals{$1}}, tokenize($2)
1520 if !@skip || $skip[$#skip] > 0 },
1521 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1522 => sub { push @{$sources{$1}}, tokenize($2)
1523 if !@skip || $skip[$#skip] > 0 },
1524 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1525 => sub { push @{$shared_sources{$1}}, tokenize($2)
1526 if !@skip || $skip[$#skip] > 0 },
1527 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1528 => sub { push @{$includes{$1}}, tokenize($2)
1529 if !@skip || $skip[$#skip] > 0 },
1530 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1531 => sub { push @{$depends{$1}}, tokenize($2)
1532 if !@skip || $skip[$#skip] > 0 },
1533 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1534 => sub { push @{$generate{$1}}, $2
1535 if !@skip || $skip[$#skip] > 0 },
1536 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1537 => sub { push @{$renames{$1}}, tokenize($2)
1538 if !@skip || $skip[$#skip] > 0 },
1539 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1540 => sub { push @{$sharednames{$1}}, tokenize($2)
1541 if !@skip || $skip[$#skip] > 0 },
1542 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1544 my $lineiterator = shift;
1545 my $target_kind = $1;
1546 while (defined $lineiterator->()) {
1548 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1549 die "ENDRAW doesn't match BEGINRAW"
1550 if $1 ne $target_kind;
1553 next if @skip && $skip[$#skip] <= 0;
1555 if ($target_kind eq $target{build_file}
1556 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1559 qr/^(?:#.*|\s*)$/ => sub { },
1560 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1562 if ($buildinfo_debug) {
1563 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1564 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1568 if ($buildinfo_debug) {
1569 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1573 die "runaway IF?" if (@skip);
1575 foreach (keys %renames) {
1576 die "$_ renamed to more than one thing: "
1577 ,join(" ", @{$renames{$_}}),"\n"
1578 if scalar @{$renames{$_}} > 1;
1579 my $dest = cleanfile($buildd, $_, $blddir);
1580 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1581 die "$dest renamed to more than one thing: "
1582 ,$unified_info{rename}->{$dest}, $to
1583 unless !defined($unified_info{rename}->{$dest})
1584 or $unified_info{rename}->{$dest} eq $to;
1585 $unified_info{rename}->{$dest} = $to;
1588 foreach (@programs) {
1589 my $program = cleanfile($buildd, $_, $blddir);
1590 if ($unified_info{rename}->{$program}) {
1591 $program = $unified_info{rename}->{$program};
1593 $unified_info{programs}->{$program} = 1;
1596 foreach (@programs_install) {
1597 my $program = cleanfile($buildd, $_, $blddir);
1598 if ($unified_info{rename}->{$program}) {
1599 $program = $unified_info{rename}->{$program};
1601 $unified_info{install}->{programs}->{$program} = 1;
1604 foreach (@libraries) {
1605 my $library = cleanfile($buildd, $_, $blddir);
1606 if ($unified_info{rename}->{$library}) {
1607 $library = $unified_info{rename}->{$library};
1609 $unified_info{libraries}->{$library} = 1;
1612 foreach (@libraries_install) {
1613 my $library = cleanfile($buildd, $_, $blddir);
1614 if ($unified_info{rename}->{$library}) {
1615 $library = $unified_info{rename}->{$library};
1617 $unified_info{install}->{libraries}->{$library} = 1;
1620 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1621 ENGINES can only be used if configured with 'dynamic-engine'.
1622 This is usually a fault in a build.info file.
1624 foreach (@engines) {
1625 my $library = cleanfile($buildd, $_, $blddir);
1626 if ($unified_info{rename}->{$library}) {
1627 $library = $unified_info{rename}->{$library};
1629 $unified_info{engines}->{$library} = 1;
1632 foreach (@engines_install) {
1633 my $library = cleanfile($buildd, $_, $blddir);
1634 if ($unified_info{rename}->{$library}) {
1635 $library = $unified_info{rename}->{$library};
1637 $unified_info{install}->{engines}->{$library} = 1;
1640 foreach (@scripts) {
1641 my $script = cleanfile($buildd, $_, $blddir);
1642 if ($unified_info{rename}->{$script}) {
1643 $script = $unified_info{rename}->{$script};
1645 $unified_info{scripts}->{$script} = 1;
1648 foreach (@scripts_install) {
1649 my $script = cleanfile($buildd, $_, $blddir);
1650 if ($unified_info{rename}->{$script}) {
1651 $script = $unified_info{rename}->{$script};
1653 $unified_info{install}->{scripts}->{$script} = 1;
1657 my $extra = cleanfile($buildd, $_, $blddir);
1658 $unified_info{extra}->{$extra} = 1;
1661 foreach (@overrides) {
1662 my $override = cleanfile($buildd, $_, $blddir);
1663 $unified_info{overrides}->{$override} = 1;
1666 push @{$unified_info{rawlines}}, @rawlines;
1668 unless ($disabled{shared}) {
1669 # Check sharednames.
1670 foreach (keys %sharednames) {
1671 my $dest = cleanfile($buildd, $_, $blddir);
1672 if ($unified_info{rename}->{$dest}) {
1673 $dest = $unified_info{rename}->{$dest};
1675 die "shared_name for $dest with multiple values: "
1676 ,join(" ", @{$sharednames{$_}}),"\n"
1677 if scalar @{$sharednames{$_}} > 1;
1678 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1679 die "shared_name found for a library $dest that isn't defined\n"
1680 unless $unified_info{libraries}->{$dest};
1681 die "shared_name for $dest with multiple values: "
1682 ,$unified_info{sharednames}->{$dest}, ", ", $to
1683 unless !defined($unified_info{sharednames}->{$dest})
1684 or $unified_info{sharednames}->{$dest} eq $to;
1685 $unified_info{sharednames}->{$dest} = $to;
1688 # Additionally, we set up sharednames for libraries that don't
1689 # have any, as themselves.
1690 foreach (keys %{$unified_info{libraries}}) {
1691 if (!defined $unified_info{sharednames}->{$_}) {
1692 $unified_info{sharednames}->{$_} = $_
1697 foreach (keys %ordinals) {
1699 my $ddest = cleanfile($buildd, $_, $blddir);
1700 if ($unified_info{rename}->{$ddest}) {
1701 $ddest = $unified_info{rename}->{$ddest};
1703 foreach (@{$ordinals{$dest}}) {
1704 my %known_ordinals =
1707 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1709 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1711 my $o = $known_ordinals{$_};
1712 die "Ordinals for $ddest defined more than once\n"
1713 if $unified_info{ordinals}->{$ddest};
1714 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1718 foreach (keys %sources) {
1720 my $ddest = cleanfile($buildd, $_, $blddir);
1721 if ($unified_info{rename}->{$ddest}) {
1722 $ddest = $unified_info{rename}->{$ddest};
1724 foreach (@{$sources{$dest}}) {
1725 my $s = cleanfile($sourced, $_, $blddir);
1727 # If it isn't in the source tree, we assume it's generated
1730 $s = cleanfile($buildd, $_, $blddir);
1732 # We recognise C and asm files
1733 if ($s =~ /\.[csS]\b$/) {
1734 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1735 $o = cleanfile($buildd, $o, $blddir);
1736 $unified_info{sources}->{$ddest}->{$o} = 1;
1737 $unified_info{sources}->{$o}->{$s} = 1;
1739 $unified_info{sources}->{$ddest}->{$s} = 1;
1744 foreach (keys %shared_sources) {
1746 my $ddest = cleanfile($buildd, $_, $blddir);
1747 if ($unified_info{rename}->{$ddest}) {
1748 $ddest = $unified_info{rename}->{$ddest};
1750 foreach (@{$shared_sources{$dest}}) {
1751 my $s = cleanfile($sourced, $_, $blddir);
1753 # If it isn't in the source tree, we assume it's generated
1756 $s = cleanfile($buildd, $_, $blddir);
1758 # We recognise C and asm files
1759 if ($s =~ /\.[csS]\b$/) {
1760 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1761 $o = cleanfile($buildd, $o, $blddir);
1762 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1763 $unified_info{sources}->{$o}->{$s} = 1;
1765 die "unrecognised source file type for shared library: $s\n";
1770 foreach (keys %generate) {
1772 my $ddest = cleanfile($buildd, $_, $blddir);
1773 if ($unified_info{rename}->{$ddest}) {
1774 $ddest = $unified_info{rename}->{$ddest};
1776 die "more than one generator for $dest: "
1777 ,join(" ", @{$generate{$_}}),"\n"
1778 if scalar @{$generate{$_}} > 1;
1779 my @generator = split /\s+/, $generate{$dest}->[0];
1780 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1781 $unified_info{generate}->{$ddest} = [ @generator ];
1784 foreach (keys %depends) {
1786 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1788 # If the destination doesn't exist in source, it can only be
1789 # a generated file in the build tree.
1790 if ($ddest ne "" && ! -f $ddest) {
1791 $ddest = cleanfile($buildd, $_, $blddir);
1792 if ($unified_info{rename}->{$ddest}) {
1793 $ddest = $unified_info{rename}->{$ddest};
1796 foreach (@{$depends{$dest}}) {
1797 my $d = cleanfile($sourced, $_, $blddir);
1799 # If we know it's generated, or assume it is because we can't
1800 # find it in the source tree, we set file we depend on to be
1801 # in the build tree rather than the source tree, and assume
1802 # and that there are lines to build it in a BEGINRAW..ENDRAW
1803 # section or in the Makefile template.
1805 || (grep { $d eq $_ }
1806 map { cleanfile($srcdir, $_, $blddir) }
1807 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1808 $d = cleanfile($buildd, $_, $blddir);
1810 # Take note if the file to depend on is being renamed
1811 if ($unified_info{rename}->{$d}) {
1812 $d = $unified_info{rename}->{$d};
1814 $unified_info{depends}->{$ddest}->{$d} = 1;
1815 # If we depend on a header file or a perl module, let's make
1816 # sure it can get included
1817 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1818 my $i = dirname($d);
1819 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1820 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
1825 foreach (keys %includes) {
1827 my $ddest = cleanfile($sourced, $_, $blddir);
1829 # If the destination doesn't exist in source, it can only be
1830 # a generated file in the build tree.
1832 $ddest = cleanfile($buildd, $_, $blddir);
1833 if ($unified_info{rename}->{$ddest}) {
1834 $ddest = $unified_info{rename}->{$ddest};
1837 foreach (@{$includes{$dest}}) {
1838 my $is = cleandir($sourced, $_, $blddir);
1839 my $ib = cleandir($buildd, $_, $blddir);
1840 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1841 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1842 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1843 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
1848 ### Make unified_info a bit more efficient
1849 # One level structures
1850 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1851 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1853 # Two level structures
1854 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
1855 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1856 $unified_info{$l1}->{$l2} =
1857 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1861 foreach my $dest (sort keys %{$unified_info{includes}}) {
1862 if (defined($unified_info{includes}->{$dest}->{build})) {
1863 my @source_includes =
1864 ( @{$unified_info{includes}->{$dest}->{source}} );
1865 $unified_info{includes}->{$dest} =
1866 [ @{$unified_info{includes}->{$dest}->{build}} ];
1867 foreach my $inc (@source_includes) {
1868 push @{$unified_info{includes}->{$dest}}, $inc
1869 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1872 $unified_info{includes}->{$dest} =
1873 [ @{$unified_info{includes}->{$dest}->{source}} ];
1878 # For the schemes that need it, we provide the old *_obj configs
1879 # from the *_asm_obj ones
1880 foreach (grep /_(asm|aux)_src$/, keys %target) {
1882 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1883 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1886 # Write down our configuration where it fits #########################
1888 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1896 #use vars qw(\@ISA \@EXPORT);
1897 our \@ISA = qw(Exporter);
1898 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1901 print OUT "our %config = (\n";
1902 foreach (sort keys %config) {
1903 if (ref($config{$_}) eq "ARRAY") {
1904 print OUT " ", $_, " => [ ", join(", ",
1905 map { quotify("perl", $_) }
1906 @{$config{$_}}), " ],\n";
1908 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1915 print OUT "our %target = (\n";
1916 foreach (sort keys %target) {
1917 if (ref($target{$_}) eq "ARRAY") {
1918 print OUT " ", $_, " => [ ", join(", ",
1919 map { quotify("perl", $_) }
1920 @{$target{$_}}), " ],\n";
1922 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1929 print OUT "our \%available_protocols = (\n";
1930 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1931 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1936 print OUT "our \@disablables = (\n";
1937 foreach (@disablables) {
1938 print OUT " ", quotify("perl", $_), ",\n";
1944 print OUT "our \%disabled = (\n";
1945 foreach (sort keys %disabled) {
1946 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1952 print OUT "our %withargs = (\n";
1953 foreach (sort keys %withargs) {
1954 if (ref($withargs{$_}) eq "ARRAY") {
1955 print OUT " ", $_, " => [ ", join(", ",
1956 map { quotify("perl", $_) }
1957 @{$withargs{$_}}), " ],\n";
1959 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1966 if ($builder eq "unified") {
1971 if (ref $_ eq "ARRAY") {
1972 print OUT " "x$indent, "[\n";
1974 $recurse->($indent + 4, $_);
1976 print OUT " "x$indent, "],\n";
1977 } elsif (ref $_ eq "HASH") {
1979 print OUT " "x$indent, "{\n";
1980 foreach (sort keys %h) {
1981 if (ref $h{$_} eq "") {
1982 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1984 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1985 $recurse->($indent + 8, $h{$_});
1988 print OUT " "x$indent, "},\n";
1990 print OUT " "x$indent, quotify("perl", $_), ",\n";
1994 print OUT "our %unified_info = (\n";
1995 foreach (sort keys %unified_info) {
1996 if (ref $unified_info{$_} eq "") {
1997 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1999 print OUT " "x4, quotify("perl", $_), " =>\n";
2000 $recurse->(8, $unified_info{$_});
2012 print "CC =$config{cross_compile_prefix}$target{cc}\n";
2013 print "CFLAG =$target{cflags} $config{cflags}\n";
2014 print "SHARED_CFLAG =$target{shared_cflag}\n";
2015 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
2016 print "LFLAG =$target{lflags}\n";
2017 print "PLIB_LFLAG =$target{plib_lflags}\n";
2018 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
2019 print "APPS_OBJ =$target{apps_obj}\n";
2020 print "CPUID_OBJ =$target{cpuid_obj}\n";
2021 print "UPLINK_OBJ =$target{uplink_obj}\n";
2022 print "BN_ASM =$target{bn_obj}\n";
2023 print "EC_ASM =$target{ec_obj}\n";
2024 print "DES_ENC =$target{des_obj}\n";
2025 print "AES_ENC =$target{aes_obj}\n";
2026 print "BF_ENC =$target{bf_obj}\n";
2027 print "CAST_ENC =$target{cast_obj}\n";
2028 print "RC4_ENC =$target{rc4_obj}\n";
2029 print "RC5_ENC =$target{rc5_obj}\n";
2030 print "MD5_OBJ_ASM =$target{md5_obj}\n";
2031 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
2032 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
2033 print "CMLL_ENC =$target{cmll_obj}\n";
2034 print "MODES_OBJ =$target{modes_obj}\n";
2035 print "PADLOCK_OBJ =$target{padlock_obj}\n";
2036 print "CHACHA_ENC =$target{chacha_obj}\n";
2037 print "POLY1305_OBJ =$target{poly1305_obj}\n";
2038 print "BLAKE2_OBJ =$target{blake2_obj}\n";
2039 print "PROCESSOR =$config{processor}\n";
2040 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
2041 "$config{cross_compile_prefix}ranlib" :
2042 "$target{ranlib}", "\n";
2043 print "ARFLAGS =$target{arflags}\n";
2044 print "PERL =$config{perl}\n";
2046 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2047 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2048 print "THIRTY_TWO_BIT mode\n" if $config{b32};
2049 print "BN_LLONG mode\n" if $config{bn_ll};
2050 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
2054 run_dofile(catfile($blddir, $target{build_file}),
2055 @{$config{build_file_templates}});
2059 $builders{$builder}->($builder_platform, @builder_opts);
2063 Configured for $target.
2066 print <<"EOF" if ($disabled{threads} eq "unavailable");
2068 The library could not be configured for supporting multi-threaded
2069 applications as the compiler options required on this system are not known.
2070 See file INSTALL for details if you need multi-threading.
2073 print <<"EOF" if ($no_shared_warn);
2075 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2076 platform, so we will pretend you gave the option 'no-pic', which also disables
2077 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2078 or position independent code, please let us know (but please first make sure
2079 you have tried with a current version of OpenSSL).
2082 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2084 WARNING: there are indications that another build was made in the source
2085 directory. This build may have picked up artifacts from that build, the
2086 safest course of action is to clean the source directory and redo this
2092 ######################################################################
2094 # Helpers and utility functions
2097 # Configuration file reading #########################################
2099 # Note: All of the helper functions are for lazy evaluation. They all
2100 # return a CODE ref, which will return the intended value when evaluated.
2101 # Thus, whenever there's mention of a returned value, it's about that
2104 # Helper function to implement conditional inheritance depending on the
2105 # value of $disabled{asm}. Used in inherit_from values as follows:
2107 # inherit_from => [ "template", asm("asm_tmpl") ]
2112 $disabled{asm} ? () : @x;
2116 # Helper function to implement conditional value variants, with a default
2117 # plus additional values based on the value of $config{build_type}.
2118 # Arguments are given in hash table form:
2120 # picker(default => "Basic string: ",
2122 # release => "release")
2124 # When configuring with --debug, the resulting string will be
2125 # "Basic string: debug", and when not, it will be "Basic string: release"
2127 # This can be used to create variants of sets of flags according to the
2130 # cflags => picker(default => "-Wall",
2131 # debug => "-g -O0",
2136 return sub { add($opts{default} || (),
2137 $opts{$config{build_type}} || ())->(); }
2140 # Helper function to combine several values of different types into one.
2141 # This is useful if you want to combine a string with the result of a
2142 # lazy function, such as:
2144 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2148 return sub { add(@stuff)->(); }
2151 # Helper function to implement conditional values depending on the value
2152 # of $disabled{threads}. Can be used as follows:
2154 # cflags => combine("-Wall", threads("-pthread"))
2158 return sub { add($disabled{threads} ? () : @flags)->(); }
2163 our $add_called = 0;
2164 # Helper function to implement adding values to already existing configuration
2165 # values. It handles elements that are ARRAYs, CODEs and scalars
2167 my $separator = shift;
2169 # If there's any ARRAY in the collection of values OR the separator
2170 # is undef, we will return an ARRAY of combined values, otherwise a
2171 # string of joined values with $separator as the separator.
2172 my $found_array = !defined($separator);
2177 while (ref($res) eq "CODE") {
2180 if (defined($res)) {
2181 if (ref($res) eq "ARRAY") {
2197 join($separator, grep { defined($_) && $_ ne "" } @values);
2201 my $separator = " ";
2202 if (ref($_[$#_]) eq "HASH") {
2204 $separator = $opts->{separator};
2207 sub { _add($separator, @x, @_) };
2210 my $separator = " ";
2211 if (ref($_[$#_]) eq "HASH") {
2213 $separator = $opts->{separator};
2216 sub { _add($separator, @_, @x) };
2219 # configuration reader, evaluates the input file as a perl script and expects
2220 # it to fill %targets with target configurations. Those are then added to
2224 open(CONFFILE, "< $fname")
2225 or die "Can't open configuration file '$fname'!\n";
2228 my $content = <CONFFILE>;
2233 # Protect certain tables from tampering
2234 local %table = %::table;
2240 # For each target, check that it's configured with a hash table.
2241 foreach (keys %targets) {
2242 if (ref($targets{$_}) ne "HASH") {
2243 if (ref($targets{$_}) eq "") {
2244 warn "Deprecated target configuration for $_, ignoring...\n";
2246 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2248 delete $targets{$_};
2250 $targets{$_}->{_conf_fname_int} = add([ $fname ]);
2254 %table = (%table, %targets);
2258 # configuration resolver. Will only resolve all the lazy evaluation
2259 # codeblocks for the chosen target and all those it inherits from,
2261 sub resolve_config {
2263 my @breadcrumbs = @_;
2265 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2267 if (grep { $_ eq $target } @breadcrumbs) {
2268 die "inherit_from loop! target backtrace:\n "
2269 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2272 if (!defined($table{$target})) {
2273 warn "Warning! target $target doesn't exist!\n";
2276 # Recurse through all inheritances. They will be resolved on the
2277 # fly, so when this operation is done, they will all just be a
2278 # bunch of attributes with string values.
2279 # What we get here, though, are keys with references to lists of
2280 # the combined values of them all. We will deal with lists after
2281 # this stage is done.
2282 my %combined_inheritance = ();
2283 if ($table{$target}->{inherit_from}) {
2285 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2286 foreach (@inherit_from) {
2287 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2289 # 'template' is a marker that's considered private to
2290 # the config that had it.
2291 delete $inherited_config{template};
2293 foreach (keys %inherited_config) {
2294 if (!$combined_inheritance{$_}) {
2295 $combined_inheritance{$_} = [];
2297 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2302 # We won't need inherit_from in this target any more, since we've
2303 # resolved all the inheritances that lead to this
2304 delete $table{$target}->{inherit_from};
2306 # Now is the time to deal with those lists. Here's the place to
2307 # decide what shall be done with those lists, all based on the
2308 # values of the target we're currently dealing with.
2309 # - If a value is a coderef, it will be executed with the list of
2310 # inherited values as arguments.
2311 # - If the corresponding key doesn't have a value at all or is the
2312 # empty string, the inherited value list will be run through the
2313 # default combiner (below), and the result becomes this target's
2315 # - Otherwise, this target's value is assumed to be a string that
2316 # will simply override the inherited list of values.
2317 my $default_combiner = add();
2320 map { $_ => 1 } (keys %combined_inheritance,
2321 keys %{$table{$target}});
2323 sub process_values {
2325 my $inherited = shift; # Always a [ list ]
2331 while(ref($object) eq "CODE") {
2332 $object = $object->(@$inherited);
2334 if (!defined($object)) {
2337 elsif (ref($object) eq "ARRAY") {
2338 local $add_called; # To make sure recursive calls don't affect it
2339 return [ map { process_values($_, $inherited, $target, $entry) }
2341 } elsif (ref($object) eq "") {
2344 die "cannot handle reference type ",ref($object)
2345 ," found in target ",$target," -> ",$entry,"\n";
2349 foreach (sort keys %all_keys) {
2350 my $previous = $combined_inheritance{$_};
2352 # Current target doesn't have a value for the current key?
2353 # Assign it the default combiner, the rest of this loop body
2354 # will handle it just like any other coderef.
2355 if (!exists $table{$target}->{$_}) {
2356 $table{$target}->{$_} = $default_combiner;
2359 $table{$target}->{$_} = process_values($table{$target}->{$_},
2360 $combined_inheritance{$_},
2362 unless(defined($table{$target}->{$_})) {
2363 delete $table{$target}->{$_};
2365 # if ($extra_checks &&
2366 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2367 # warn "$_ got replaced in $target\n";
2371 # Finally done, return the result.
2372 return %{$table{$target}};
2377 print STDERR $usage;
2378 print STDERR "\npick os/compiler from:\n";
2382 foreach $i (sort keys %table)
2384 next if $table{$i}->{template};
2385 next if $i =~ /^debug/;
2386 $k += length($i) + 1;
2392 print STDERR $i . " ";
2394 foreach $i (sort keys %table)
2396 next if $table{$i}->{template};
2397 next if $i !~ /^debug/;
2398 $k += length($i) + 1;
2404 print STDERR $i . " ";
2406 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2415 unlink $out || warn "Can't remove $out, $!"
2417 foreach (@templates) {
2418 die "Can't open $_, $!" unless -f $_;
2420 my $perlcmd = (quotify("maybeshell", $config{perl}))[0];
2421 my $cmd = "$perlcmd \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2422 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2425 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2432 if (eval { require IPC::Cmd; 1; }) {
2434 return scalar IPC::Cmd::can_run($name);
2436 # if there is $directories component in splitpath,
2437 # then it's not something to test with $PATH...
2438 return $name if (File::Spec->splitpath($name))[1];
2440 foreach (File::Spec->path()) {
2441 my $fullpath = catfile($_, "$name$target{exe_extension}");
2442 if (-f $fullpath and -x $fullpath) {
2449 # Configuration printer ##############################################
2451 sub print_table_entry
2454 my %target = resolve_config($target);
2457 # Don't print the templates
2458 return if $target{template};
2519 if ($type eq "TABLE") {
2521 print "*** $target\n";
2522 foreach (@sequence) {
2523 if (ref($target{$_}) eq "ARRAY") {
2524 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2526 printf "\$%-12s = %s\n", $_, $target{$_};
2529 } elsif ($type eq "HASH") {
2531 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2532 print " '$target' => {\n";
2533 foreach (@sequence) {
2535 if (ref($target{$_}) eq "ARRAY") {
2536 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2538 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2546 # Utility routines ###################################################
2548 # On VMS, if the given file is a logical name, File::Spec::Functions
2549 # will consider it an absolute path. There are cases when we want a
2550 # purely syntactic check without checking the environment.
2554 # On non-platforms, we just use file_name_is_absolute().
2555 return file_name_is_absolute($file) unless $^O eq "VMS";
2557 # If the file spec includes a device or a directpry spec,
2558 # file_name_is_absolute() is perfectly safe.
2559 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2561 # Here, we know the given file spec isn't absolute
2565 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2566 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2567 # realpath() requires that at least all path components except the last is an
2568 # existing directory. On VMS, the last component of the directory spec must
2573 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2574 # will return the volume name for the device, no matter what. Also,
2575 # it will return an incorrect directory spec if the argument is a
2576 # directory that doesn't exist.
2578 return rel2abs($dir);
2581 # We use realpath() on Unix, since no other will properly clean out
2583 use Cwd qw/realpath/;
2585 return realpath($dir);
2590 perl => sub { my $x = shift;
2591 $x =~ s/([\\\$\@"])/\\$1/g;
2592 return '"'.$x.'"'; },
2593 maybeshell => sub { my $x = shift;
2594 (my $y = $x) =~ s/([\\\"])/\\$1/g;
2595 if ($x ne $y || $x =~ m|\s|) {
2604 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2606 return map { $processor->($_); } @_;
2609 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2610 # $filename is a file name to read from
2611 # $line_concat_cond_re is a regexp detecting a line continuation ending
2612 # $line_concat is a CODEref that takes care of concatenating two lines
2613 sub collect_from_file {
2614 my $filename = shift;
2615 my $line_concat_cond_re = shift;
2616 my $line_concat = shift;
2618 open my $fh, $filename || die "unable to read $filename: $!\n";
2620 my $saved_line = "";
2624 if (defined $line_concat) {
2625 $_ = $line_concat->($saved_line, $_);
2628 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2634 die "$filename ending with continuation line\n" if $_;
2640 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2641 # $array is an ARRAYref of lines
2642 # $line_concat_cond_re is a regexp detecting a line continuation ending
2643 # $line_concat is a CODEref that takes care of concatenating two lines
2644 sub collect_from_array {
2646 my $line_concat_cond_re = shift;
2647 my $line_concat = shift;
2648 my @array = (@$array);
2651 my $saved_line = "";
2653 while (defined($_ = shift @array)) {
2655 if (defined $line_concat) {
2656 $_ = $line_concat->($saved_line, $_);
2659 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2665 die "input text ending with continuation line\n" if $_;
2670 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2671 # $lineiterator is a CODEref that delivers one line at a time.
2672 # All following arguments are regex/CODEref pairs, where the regexp detects a
2673 # line and the CODEref does something with the result of the regexp.
2674 sub collect_information {
2675 my $lineiterator = shift;
2676 my %collectors = @_;
2678 while(defined($_ = $lineiterator->())) {
2681 if ($collectors{"BEFORE"}) {
2682 $collectors{"BEFORE"}->($_);
2684 foreach my $re (keys %collectors) {
2685 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2686 $collectors{$re}->($lineiterator);
2690 if ($collectors{"OTHERWISE"}) {
2691 $collectors{"OTHERWISE"}->($lineiterator, $_)
2692 unless $found || !defined $collectors{"OTHERWISE"};
2694 if ($collectors{"AFTER"}) {
2695 $collectors{"AFTER"}->($_);
2701 # $line is a line of text to split up into tokens
2702 # returns a list of tokens
2704 # Tokens are divided by spaces. If the tokens include spaces, they
2705 # have to be quoted with single or double quotes. Double quotes
2706 # inside a double quoted token must be escaped. Escaping is done
2708 # Basically, the same quoting rules apply for " and ' as in any
2711 my $line = my $debug_line = shift;
2714 while ($line =~ s|^\s+||, $line ne "") {
2716 while ($line ne "" && $line !~ m|^\s|) {
2717 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2720 } elsif ($line =~ m/^'([^']*)'/) {
2723 } elsif ($line =~ m/^(\S+)/) {
2728 push @result, $token;
2731 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2732 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2733 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";