3 # Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
5 # Licensed under the OpenSSL license (the "License"). You may not use
6 # this file except in compliance with the License. You can obtain a copy
7 # in the file LICENSE in the source distribution or at
8 # https://www.openssl.org/source/license.html
10 ## Configure -- OpenSSL source tree configuration script
15 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
16 use File::Path qw/mkpath/;
18 # see INSTALL for instructions.
20 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";
24 # --config add the given configuration file, which will be read after
25 # any "Configurations*" files that are found in the same
26 # directory as this script.
27 # --prefix prefix for the OpenSSL installation, which includes the
28 # directories bin, lib, include, share/man, share/doc/openssl
29 # This becomes the value of INSTALLTOP in Makefile
30 # (Default: /usr/local)
31 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
32 # If it's a relative directory, it will be added on the directory
33 # given with --prefix.
34 # This becomes the value of OPENSSLDIR in Makefile and in C.
35 # (Default: PREFIX/ssl)
37 # --cross-compile-prefix Add specified prefix to binutils components.
39 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
40 # interfaces deprecated as of the specified OpenSSL version.
42 # no-hw-xxx do not compile support for specific crypto hardware.
43 # Generic OpenSSL-style methods relating to this support
44 # are always compiled but return NULL if the hardware
45 # support isn't compiled.
46 # no-hw do not compile support for any crypto hardware.
47 # [no-]threads [don't] try to create a library that is suitable for
48 # multithreaded applications (default is "threads" if we
50 # [no-]shared [don't] try to create shared libraries when supported.
51 # [no-]pic [don't] try to build position independent code when supported.
52 # If disabled, it also disables shared and dynamic-engine.
53 # no-asm do not use assembler
54 # no-dso do not compile in any native shared-library methods. This
55 # will ensure that all methods just return NULL.
56 # no-egd do not compile support for the entropy-gathering daemon APIs
57 # [no-]zlib [don't] compile support for zlib compression.
58 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
59 # library and will be loaded in run-time by the OpenSSL library.
60 # sctp include SCTP support
61 # 386 generate 80386 code
62 # enable-weak-ssl-ciphers
63 # Enable weak ciphers that are disabled by default. This currently
64 # only includes RC4 based ciphers.
65 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
66 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
67 # -<xxx> +<xxx> compiler options are passed through
69 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
70 # provided to stack calls. Generates unique stack functions for
71 # each possible stack type.
72 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
73 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
74 # Following are set automatically by this script
76 # MD5_ASM use some extra md5 assembler,
77 # SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
78 # RMD160_ASM use some extra ripemd160 assembler,
79 # SHA256_ASM sha256_block is implemented in assembler
80 # SHA512_ASM sha512_block is implemented in assembler
81 # AES_ASM ASE_[en|de]crypt is implemented in assembler
83 # Minimum warning options... any contributions to OpenSSL should at least get
86 # DEBUG_UNUSED enables __owur (warn unused result) checks.
87 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
88 # -DPEDANTIC complements -pedantic and is meant to mask code that
89 # is not strictly standard-compliant and/or implementation-specifc,
90 # e.g. inline assembly, disregards to alignment requirements, such
91 # that -pedantic would complain about. Incidentally -DPEDANTIC has
92 # to be used even in sanitized builds, because sanitizer too is
93 # supposed to and does take notice of non-standard behaviour. Then
94 # -pedantic with pre-C9x compiler would also complain about 'long
95 # long' not being supported. As 64-bit algorithms are common now,
96 # it grew impossible to resolve this without sizeable additional
97 # code, so we just tell compiler to be pedantic about everything
98 # but 'long long' type.
99 . " -DPEDANTIC -pedantic -Wno-long-long"
102 . " -Wmissing-prototypes"
109 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
110 # TODO(openssl-team): fix problems and investigate if (at least) the
111 # following warnings can also be enabled:
115 # -Wlanguage-extension-token -- no, we use asm()
116 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
117 # -Wextended-offsetof -- no, needed in CMS ASN1 code
118 my $clang_devteam_warn = ""
119 . " -Qunused-arguments"
121 . " -Wno-unused-parameter"
122 . " -Wno-missing-field-initializers"
123 . " -Wno-language-extension-token"
124 . " -Wno-extended-offsetof"
125 . " -Wconditional-uninitialized"
126 . " -Wincompatible-pointer-types-discards-qualifiers"
127 . " -Wmissing-variable-declarations"
130 # This adds backtrace information to the memory leak info. Is only used
131 # when crypto-mdebug-backtrace is enabled.
132 my $memleak_devteam_backtrace = "-rdynamic";
134 my $strict_warnings = 0;
136 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
137 # which would cover all BSD flavors. -pthread applies to them all,
138 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
139 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
140 # which has to be accompanied by explicit -D_THREAD_SAFE and
141 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
142 # seems to be sufficient?
143 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
146 # API compability name to version number mapping.
148 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
150 "1.1.0" => "0x10100000L",
151 "1.0.0" => "0x10000000L",
152 "0.9.8" => "0x00908000L",
159 # Forward declarations ###############################################
161 # read_config(filename)
163 # Reads a configuration file and populates %table with the contents
164 # (which the configuration file places in %targets).
167 # resolve_config(target)
169 # Resolves all the late evaluations, inheritances and so on for the
170 # chosen target and any target it inherits from.
174 # Information collection #############################################
176 # Unified build supports separate build dir
177 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
178 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
179 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
181 $config{sourcedir} = abs2rel($srcdir);
182 $config{builddir} = abs2rel($blddir);
184 # Collect version numbers
185 $config{version} = "unknown";
186 $config{version_num} = "unknown";
187 $config{shlib_version_number} = "unknown";
188 $config{shlib_version_history} = "unknown";
191 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
192 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
193 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
194 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
195 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
197 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
199 ($config{major}, $config{minor})
200 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
201 ($config{shlib_major}, $config{shlib_minor})
202 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
203 die "erroneous version information in opensslv.h: ",
204 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
205 if ($config{major} eq "" || $config{minor} eq ""
206 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
208 # Collect target configurations
210 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
211 foreach (sort glob($pattern) ) {
216 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
219 $config{openssldir}="";
220 $config{processor}="";
222 $config{cross_compile_prefix}="";
223 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
224 my $nofipscanistercheck=0;
225 $config{baseaddr}="0xFB00000";
226 my $auto_threads=1; # enable threads automatically? true by default
230 # Top level directories to build
231 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
232 # crypto/ subdirectories to build
235 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
236 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
237 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
238 "buffer", "bio", "stack", "lhash", "rand", "err",
239 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
240 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
243 # Known TLS and DTLS protocols
244 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
245 my @dtls = qw(dtls1 dtls1_2);
247 # Explicitly known options that are possible to disable. They can
248 # be regexps, and will be used like this: /^no-${option}$/
249 # For developers: keep it sorted alphabetically
267 "crypto-mdebug-backtrace",
281 "ec_nistp_64_gcc_128",
331 foreach my $proto ((@tls, @dtls))
333 push(@disablables, $proto);
334 push(@disablables, "$proto-method");
337 my @deprecated_disablables = (
341 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
343 our %disabled = ( # "what" => "comment"
344 "ec_nistp_64_gcc_128" => "default",
349 "ssl-trace" => "default",
351 "ssl3-method" => "default",
352 "unit-test" => "default",
353 "weak-ssl-ciphers" => "default",
355 "zlib-dynamic" => "default",
356 "crypto-mdebug" => "default",
357 "heartbeats" => "default",
360 # Note: => pair form used for aesthetics, not to truly make a hash table
361 my @disable_cascades = (
362 # "what" => [ "cascade", ... ]
363 sub { $config{processor} eq "386" }
366 "ssl3-method" => [ "ssl3" ],
367 "zlib" => [ "zlib-dynamic" ],
369 "ec" => [ "ecdsa", "ecdh" ],
371 "dgram" => [ "dtls", "sctp" ],
372 "sock" => [ "dgram" ],
375 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
376 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
377 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
379 # Additionally, SSL 3.0 requires either RSA or DSA+DH
381 && ($disabled{dsa} || $disabled{dh}); }
384 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
385 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
386 # (XXX: We don't support PSK-only builds).
388 && ($disabled{dsa} || $disabled{dh})
389 && ($disabled{ecdsa} || $disabled{ecdh}); }
390 => [ "tls1", "tls1_1", "tls1_2",
391 "dtls1", "dtls1_2" ],
395 # SRP and HEARTBEATS require TLSEXT
396 "tlsext" => [ "srp", "heartbeats" ],
398 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
400 # Without DSO, we can't load dynamic engines, so don't build them dynamic
401 "dso" => [ "dynamic-engine" ],
403 # Without position independent code, there can be no shared libraries or DSOs
404 "pic" => [ "shared" ],
405 "shared" => [ "dynamic-engine" ],
406 "engine" => [ "afalgeng" ],
408 # no-autoalginit is only useful when building non-shared
409 "autoalginit" => [ "shared", "apps" ],
411 "stdio" => [ "apps" ],
412 "apps" => [ "tests" ],
413 "comp" => [ "zlib" ],
414 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
417 # Avoid protocol support holes. Also disable all versions below N, if version
418 # N is disabled while N+1 is enabled.
420 my @list = (reverse @tls);
421 while ((my $first, my $second) = (shift @list, shift @list)) {
423 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
425 unshift @list, $second;
427 my @list = (reverse @dtls);
428 while ((my $first, my $second) = (shift @list, shift @list)) {
430 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
432 unshift @list, $second;
435 # Explicit "no-..." options will be collected in %disabled along with the defaults.
436 # To remove something from %disabled, use "enable-foo".
437 # For symmetry, "disable-foo" is a synonym for "no-foo".
439 my @generated_headers = (
440 "include/openssl/opensslconf.h",
441 "crypto/include/internal/bn_conf.h",
442 "crypto/include/internal/dso_conf.h"
445 my @generated_by_make_headers = (
452 &usage if ($#ARGV < 0);
456 $config{openssl_api_defines}=[];
457 $config{openssl_algorithm_defines}=[];
458 $config{openssl_thread_defines}=[];
459 $config{openssl_sys_defines}=[];
460 $config{openssl_other_defines}=[];
464 $config{build_type} = "release";
468 if (grep /^reconf(igure)?$/, @argvcopy) {
469 if (-f "./configdata.pm") {
470 my $file = "./configdata.pm";
471 unless (my $return = do $file) {
472 die "couldn't parse $file: $@" if $@;
473 die "couldn't do $file: $!" unless defined $return;
474 die "couldn't run $file" unless $return;
477 @argvcopy = defined($configdata::config{perlargv}) ?
478 @{$configdata::config{perlargv}} : ();
479 die "Incorrect data to reconfigure, please do a normal configuration\n"
480 if (grep(/^reconf/,@argvcopy));
481 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
482 if defined($configdata::config{cross_compile_prefix});
483 $ENV{CROSS_COMPILE} = $configdata::config{cc}
484 if defined($configdata::config{cc});
486 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
487 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
488 if $ENV{CROSS_COMPILE};
489 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
490 } elsif (open IN, "<Makefile") {
492 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
493 # centered information gathering the reading configdata.pm
497 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
498 # Older form, we split the string and hope for the best
499 @argvcopy = split /\s+/, $_;
500 die "Incorrect data to reconfigure, please do a normal configuration\n"
501 if (grep(/^reconf/,@argvcopy));
502 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
503 $ENV{CROSS_COMPILE}=$1;
504 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
509 # END OF TEMPORARY SECTION
512 die "Insufficient data to reconfigure, please do a normal configuration\n";
516 $config{perlargv} = [ @argvcopy ];
518 my %unsupported_options = ();
519 my %deprecated_options = ();
522 # VMS is a case insensitive environment, and depending on settings
523 # out of our control, we may receive options uppercased. Let's
524 # downcase at least the part before any equal sign.
529 s /^-no-/no-/; # some people just can't read the instructions
531 # rewrite some options in "enable-..." form
532 s /^-?-?shared$/enable-shared/;
533 s /^sctp$/enable-sctp/;
534 s /^threads$/enable-threads/;
535 s /^zlib$/enable-zlib/;
536 s /^zlib-dynamic$/enable-zlib-dynamic/;
538 if (/^(no|disable|enable)-(.+)$/)
541 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
543 $deprecated_options{$_} = 1;
546 elsif (!grep { $word =~ /^${_}$/ } @disablables)
548 $unsupported_options{$_} = 1;
552 if (/^no-(.+)$/ || /^disable-(.+)$/)
554 foreach my $proto ((@tls, @dtls))
556 if ($1 eq "$proto-method")
558 $disabled{"$proto"} = "option($proto-method)";
564 foreach my $proto (@dtls)
566 $disabled{$proto} = "option(dtls)";
568 $disabled{"dtls"} = "option(dtls)";
572 # Last one of its kind
573 $disabled{"ssl3"} = "option(ssl)";
577 # XXX: Tests will fail if all SSL/TLS
578 # protocols are disabled.
579 foreach my $proto (@tls)
581 $disabled{$proto} = "option(tls)";
584 elsif ($1 eq "static-engine")
586 delete $disabled{"dynamic-engine"};
588 elsif ($1 eq "dynamic-engine")
590 $disabled{"dynamic-engine"} = "option";
594 $disabled{$1} = "option";
596 # No longer an automatic choice
597 $auto_threads = 0 if ($1 eq "threads");
599 elsif (/^enable-(.+)$/)
601 if ($1 eq "static-engine")
603 $disabled{"dynamic-engine"} = "option";
605 elsif ($1 eq "dynamic-engine")
607 delete $disabled{"dynamic-engine"};
609 elsif ($1 eq "zlib-dynamic")
611 delete $disabled{"zlib"};
614 delete $disabled{$algo};
616 # No longer an automatic choice
617 $auto_threads = 0 if ($1 eq "threads");
619 elsif (/^--strict-warnings$/)
621 $strict_warnings = 1;
625 $config{build_type} = "debug";
627 elsif (/^--release$/)
629 $config{build_type} = "release";
632 { $config{processor}=386; }
639 # No RSAref support any more since it's not needed.
640 # The check for the option is there so scripts aren't
643 elsif (/^nofipscanistercheck$/)
646 $nofipscanistercheck = 1;
650 if (/^--prefix=(.*)$/)
653 die "Directory given with --prefix MUST be absolute\n"
654 unless file_name_is_absolute($config{prefix});
656 elsif (/^--api=(.*)$/)
660 elsif (/^--libdir=(.*)$/)
664 elsif (/^--openssldir=(.*)$/)
666 $config{openssldir}=$1;
668 elsif (/^--with-zlib-lib=(.*)$/)
670 $withargs{zlib_lib}=$1;
672 elsif (/^--with-zlib-include=(.*)$/)
674 $withargs{zlib_include}=$1;
676 elsif (/^--with-fipslibdir=(.*)$/)
678 $config{fipslibdir}="$1/";
680 elsif (/^--with-baseaddr=(.*)$/)
682 $config{baseaddr}="$1";
684 elsif (/^--cross-compile-prefix=(.*)$/)
686 $config{cross_compile_prefix}=$1;
688 elsif (/^--config=(.*)$/)
692 elsif (/^-[lL](.*)$/ or /^-Wl,/)
698 push @user_defines, $1;
700 else # common if (/^[-+]/), just pass down...
702 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
703 $user_cflags.=" ".$_;
708 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
711 unless ($_ eq $target || /^no-/ || /^disable-/)
713 # "no-..." follows later after implied disactivations
714 # have been derived. (Don't take this too seriously,
715 # we really only write OPTIONS to the Makefile out of
718 if ($config{options} eq "")
719 { $config{options} = $_; }
721 { $config{options} .= " ".$_; }
724 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
725 die "***** Unsupported api compatibility level: $config{api}\n",
728 if (keys %deprecated_options)
730 warn "***** Deprecated options: ",
731 join(", ", keys %deprecated_options), "\n";
733 if (keys %unsupported_options)
735 die "***** Unsupported options: ",
736 join(", ", keys %unsupported_options), "\n";
742 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
746 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
749 my @tocheckfor = (keys %disabled);
750 while (@tocheckfor) {
751 my %new_tocheckfor = ();
752 my @cascade_copy = (@disable_cascades);
753 while (@cascade_copy) {
754 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
755 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
756 foreach(grep { !defined($disabled{$_}) } @$descendents) {
757 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
761 @tocheckfor = (keys %new_tocheckfor);
764 if ($target eq "TABLE") {
765 foreach (sort keys %table) {
766 print_table_entry($_, "TABLE");
771 if ($target eq "LIST") {
772 foreach (sort keys %table) {
773 print $_,"\n" unless $table{$_}->{template};
778 if ($target eq "HASH") {
779 print "%table = (\n";
780 foreach (sort keys %table) {
781 print_table_entry($_, "HASH");
786 # Backward compatibility?
787 if ($target =~ m/^CygWin32(-.*)$/) {
788 $target = "Cygwin".$1;
791 foreach (sort (keys %disabled))
793 $config{options} .= " no-$_";
795 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
807 elsif (/^dynamic-engine$/)
809 elsif (/^makedepend$/)
811 elsif (/^zlib-dynamic$/)
817 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
818 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
819 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
824 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
826 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
827 || /^autoalginit/ || /^autoerrinit/)
829 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
830 print " OPENSSL_NO_$ALGO";
832 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
836 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
838 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
839 print " OPENSSL_NO_$ALGO";
841 # fix-up crypto/directory name(s)
842 $algo="whrlpool" if $algo eq "whirlpool";
843 $algo="ripemd" if $algo eq "rmd160";
844 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
853 print "Configuring for $target\n";
855 # Support for legacy targets having a name starting with 'debug-'
856 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
858 $config{build_type} = "debug";
860 # If we do not find debug-foo in the table, the target is set to foo.
861 if (!$table{$target}) {
865 $config{target} = $target;
866 my %target = resolve_config($target);
868 &usage if (!%target || $target{template});
870 %target = ( %{$table{DEFAULTS}}, %target );
872 $target{exe_extension}="";
873 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
874 || $config{target} =~ /^(?:Cygwin|mingw)/);
875 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
877 ($target{shared_extension_simple}=$target{shared_extension})
878 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
879 $target{dso_extension}=$target{shared_extension_simple};
880 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
881 if ($config{target} =~ /^(?:Cygwin|mingw)/);
884 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
885 if $config{cross_compile_prefix} eq "";
887 # Allow overriding the names of some tools. USE WITH CARE
888 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
889 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
890 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
891 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
892 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
894 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
895 # or release_ attributes.
896 # Do it in such a way that no spurious space is appended (hence the grep).
897 $config{defines} = [];
898 $config{cflags} = "";
899 $config{ex_libs} = "";
900 $config{shared_ldflag} = "";
902 # Make sure build_scheme is consistent.
903 $target{build_scheme} = [ $target{build_scheme} ]
904 if ref($target{build_scheme}) ne "ARRAY";
906 my ($builder, $builder_platform, @builder_opts) =
907 @{$target{build_scheme}};
909 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
911 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
913 $config{cflags} .= " -mno-cygwin";
914 $config{shared_ldflag} .= " -mno-cygwin";
917 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
918 # minimally required architecture flags for assembly modules
919 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
920 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
923 my $no_shared_warn=0;
924 my $no_user_cflags=0;
925 my $no_user_defines=0;
927 # The DSO code currently always implements all functions so that no
928 # applications will have to worry about that from a compilation point
929 # of view. However, the "method"s may return zero unless that platform
930 # has support compiled in for them. Currently each method is enabled
931 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
932 # string entry into using the following logic;
933 if (!$disabled{dso} && $target{dso_scheme} ne "")
935 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
936 if ($target{dso_scheme} eq "DLFCN")
938 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
940 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
942 unshift @{$config{defines}}, "DSO_DLFCN";
946 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
950 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
956 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
957 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
961 # If threads aren't disabled, check how possible they are
962 unless ($disabled{threads}) {
964 # Enabled by default, disable it forcibly if unavailable
965 if ($target{thread_scheme} eq "(unknown)") {
966 $disabled{threads} = "unavailable";
969 # The user chose to enable threads explicitly, let's see
970 # if there's a chance that's possible
971 if ($target{thread_scheme} eq "(unknown)") {
972 # If the user asked for "threads" and we don't have internal
973 # knowledge how to do it, [s]he is expected to provide any
974 # system-dependent compiler options that are necessary. We
975 # can't truly check that the given options are correct, but
976 # we expect the user to know what [s]He is doing.
977 if ($no_user_cflags && $no_user_defines) {
978 die "You asked for multi-threading support, but didn't\n"
979 ,"provide any system-specific compiler options\n";
985 # If threads still aren't disabled, add a C macro to ensure the source
986 # code knows about it. Any other flag is taken care of by the configs.
987 unless($disabled{threads}) {
988 foreach (("defines", "openssl_thread_defines")) {
989 push @{$config{$_}}, "OPENSSL_THREADS";
993 # With "deprecated" disable all deprecated features.
994 if (defined($disabled{"deprecated"})) {
995 $config{api} = $maxapi;
998 if ($target{shared_target} eq "")
1001 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1003 $disabled{shared} = "no-shared-target";
1004 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1008 if ($disabled{"dynamic-engine"}) {
1009 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1010 $config{dynamic_engines} = 0;
1012 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1013 $config{dynamic_engines} = 1;
1020 # This saves the build files from having to check
1023 $target{shared_cflag} = $target{shared_ldflag} =
1024 $target{shared_rcflag} = "";
1028 push @{$config{defines}}, "OPENSSL_PIC";
1031 if ($target{sys_id} ne "")
1033 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1036 unless ($disabled{asm}) {
1037 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1038 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1040 # bn-586 is the only one implementing bn_*_part_words
1041 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1042 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1044 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1045 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1046 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1048 if ($config{fips}) {
1049 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1052 if ($target{sha1_asm_src}) {
1053 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1054 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1055 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1057 if ($target{md5_asm_src}) {
1058 push @{$config{defines}}, "MD5_ASM";
1060 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1061 if ($target{rmd160_asm_src}) {
1062 push @{$config{defines}}, "RMD160_ASM";
1064 if ($target{aes_asm_src}) {
1065 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1066 # aes-ctr.fake is not a real file, only indication that assembler
1067 # module implements AES_ctr32_encrypt...
1068 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1069 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1070 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1071 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1072 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1073 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1075 if ($target{wp_asm_src} =~ /mmx/) {
1076 if ($config{processor} eq "386") {
1077 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1078 } elsif (!$disabled{"whirlpool"}) {
1079 push @{$config{defines}}, "WHIRLPOOL_ASM";
1082 if ($target{modes_asm_src} =~ /ghash-/) {
1083 push @{$config{defines}}, "GHASH_ASM";
1085 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1086 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1088 if ($target{poly1305_asm_src} ne "") {
1089 push @{$config{defines}}, "POLY1305_ASM";
1093 my $ecc = $target{cc};
1094 if ($^O ne "VMS" && !$disabled{makedepend}) {
1095 # Is the compiler gcc or clang? $ecc is used below to see if
1096 # error-checking can be turned on.
1097 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1098 open(PIPE, "$ccpcc --version 2>&1 |");
1101 # Find the version number and save the major.
1102 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1103 my $compiler_major = $1;
1104 # We know that GNU C version 3 and up as well as all clang
1105 # versions support dependency generation
1106 $config{makedepprog} = $ccpcc
1107 if (/clang/ || (/gcc/ && $compiler_major > 3));
1108 $ecc = "clang" if /clang/;
1109 $ecc = "gcc" if /gcc/;
1110 last if ($config{makedepprog} || !$lines--);
1114 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1115 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1120 # Deal with bn_ops ###################################################
1123 $config{export_var_as_fn} =0;
1124 my $def_int="unsigned int";
1125 $config{rc4_int} =$def_int;
1126 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1129 foreach (sort split(/\s+/,$target{bn_ops})) {
1130 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1131 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1132 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1133 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1134 ($config{b64l},$config{b64},$config{b32})
1135 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1136 ($config{b64l},$config{b64},$config{b32})
1137 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1138 ($config{b64l},$config{b64},$config{b32})
1139 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1141 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1145 # Hack cflags for better warnings (dev option) #######################
1147 # "Stringify" the C flags string. This permits it to be made part of a string
1148 # and works as well on command lines.
1149 $config{cflags} =~ s/([\\\"])/\\$1/g;
1151 if (defined($config{api})) {
1152 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1153 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1154 push @{$config{defines}}, $apiflag;
1157 if ($strict_warnings)
1160 die "ERROR --strict-warnings requires gcc or clang"
1161 unless $ecc eq 'gcc' || $ecc eq 'clang';
1162 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1164 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1166 if ($ecc eq "clang")
1168 foreach $wopt (split /\s+/, $clang_devteam_warn)
1170 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1175 unless ($disabled{"crypto-mdebug-backtrace"})
1177 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1179 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1181 if ($target =~ /^BSD-/)
1183 $config{ex_libs} .= " -lexecinfo";
1187 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1188 else { $no_user_cflags=1; }
1189 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1190 else { $no_user_defines=1; }
1192 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1194 unless ($disabled{afalgeng}) {
1195 $config{afalgeng}="";
1196 if ($target =~ m/^linux/) {
1197 my $minver = 4*10000 + 1*100 + 0;
1198 if ($config{cross_compile_prefix} eq "") {
1199 my $verstr = `uname -r`;
1200 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1201 ($mi2) = $mi2 =~ /(\d+)/;
1202 my $ver = $ma*10000 + $mi1*100 + $mi2;
1203 if ($ver < $minver) {
1204 $disabled{afalgeng} = "too-old-kernel";
1206 push @{$config{engdirs}}, "afalg";
1209 $disabled{afalgeng} = "cross-compiling";
1212 $disabled{afalgeng} = "not-linux";
1216 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1218 # If we use the unified build, collect information from build.info files
1219 my %unified_info = ();
1221 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1222 if ($builder eq "unified") {
1223 # Store the name of the template file we will build the build file from
1224 # in %config. This may be useful for the build file itself.
1225 my $build_file_template =
1226 catfile($srcdir, "Configurations",
1227 $builder_platform."-".$target{build_file}.".tmpl");
1228 $build_file_template =
1229 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1230 if (! -f $build_file_template);
1231 $config{build_file_template} = $build_file_template;
1233 use lib catdir(dirname(__FILE__),"util");
1234 use with_fallback qw(Text::Template);
1239 my $relativeto = shift || ".";
1241 $dir = catdir($base,$dir) unless isabsolute($dir);
1243 # Make sure the directories we're building in exists
1246 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1247 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1254 my $relativeto = shift || ".";
1256 $file = catfile($base,$file) unless isabsolute($file);
1258 my $d = dirname($file);
1259 my $f = basename($file);
1261 # Make sure the directories we're building in exists
1264 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1265 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1269 my @build_infos = ( [ ".", "build.info" ] );
1270 foreach (@{$config{dirs}}) {
1271 push @build_infos, [ $_, "build.info" ]
1272 if (-f catfile($srcdir, $_, "build.info"));
1274 foreach (@{$config{sdirs}}) {
1275 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1276 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1278 foreach (@{$config{engdirs}}) {
1279 push @build_infos, [ catdir("engines", $_), "build.info" ]
1280 if (-f catfile($srcdir, "engines", $_, "build.info"));
1283 $config{build_infos} = [ ];
1285 foreach (@build_infos) {
1286 my $sourced = catdir($srcdir, $_->[0]);
1287 my $buildd = catdir($blddir, $_->[0]);
1292 # The basic things we're trying to build
1299 my @intermediates = ();
1304 my %shared_sources = ();
1308 my %sharednames = ();
1311 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1312 my $template = Text::Template->new(TYPE => 'FILE',
1313 SOURCE => catfile($sourced, $f));
1314 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1317 $template->fill_in(HASH => { config => \%config,
1319 disabled => \%disabled,
1320 builddir => abs2rel($buildd, $blddir),
1321 sourcedir => abs2rel($sourced, $blddir),
1322 buildtop => abs2rel($blddir, $blddir),
1323 sourcetop => abs2rel($srcdir, $blddir) },
1324 DELIMITERS => [ "{-", "-}" ]);
1326 # The top item of this stack has the following values
1327 # -2 positive already run and we found ELSE (following ELSIF should fail)
1328 # -1 positive already run (skip until ENDIF)
1329 # 0 negatives so far (if we're at a condition, check it)
1330 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1331 # 2 positive ELSE (following ELSIF should fail)
1333 collect_information(
1334 collect_from_array([ @text ],
1335 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1336 $l1 =~ s/\\$//; $l1.$l2 }),
1337 # Info we're looking for
1338 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1340 if (! @skip || $skip[$#skip] > 0) {
1346 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1347 => sub { die "ELSIF out of scope" if ! @skip;
1348 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1349 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1350 $skip[$#skip] = !! $1
1351 if $skip[$#skip] == 0; },
1353 => sub { die "ELSE out of scope" if ! @skip;
1354 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1355 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1357 => sub { die "ENDIF out of scope" if ! @skip;
1359 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1360 => sub { push @programs, split(/\s+/, $1)
1361 if !@skip || $skip[$#skip] > 0 },
1362 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1363 => sub { push @libraries, split(/\s+/, $1)
1364 if !@skip || $skip[$#skip] > 0 },
1365 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1366 => sub { push @engines, split(/\s+/, $1)
1367 if !@skip || $skip[$#skip] > 0 },
1368 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1369 => sub { push @scripts, split(/\s+/, $1)
1370 if !@skip || $skip[$#skip] > 0 },
1371 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1372 => sub { push @extra, split(/\s+/, $1)
1373 if !@skip || $skip[$#skip] > 0 },
1374 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1375 => sub { push @overrides, split(/\s+/, $1)
1376 if !@skip || $skip[$#skip] > 0 },
1378 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1379 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1380 if !@skip || $skip[$#skip] > 0 },
1381 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1382 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1383 if !@skip || $skip[$#skip] > 0 },
1384 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1385 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1386 if !@skip || $skip[$#skip] > 0 },
1387 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1388 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1389 if !@skip || $skip[$#skip] > 0 },
1390 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1391 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1392 if !@skip || $skip[$#skip] > 0 },
1393 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1394 => sub { push @{$generate{$1}}, $2
1395 if !@skip || $skip[$#skip] > 0 },
1396 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1397 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1398 if !@skip || $skip[$#skip] > 0 },
1399 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1400 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1401 if !@skip || $skip[$#skip] > 0 },
1402 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1404 my $lineiterator = shift;
1405 my $target_kind = $1;
1406 while (defined $lineiterator->()) {
1408 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1409 die "ENDRAW doesn't match BEGINRAW"
1410 if $1 ne $target_kind;
1413 next if @skip && $skip[$#skip] <= 0;
1415 if ($target_kind eq $target{build_file}
1416 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1419 qr/^(?:#.*|\s*)$/ => sub { },
1420 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1422 if ($buildinfo_debug) {
1423 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1424 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1428 if ($buildinfo_debug) {
1429 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1433 die "runaway IF?" if (@skip);
1435 foreach (keys %renames) {
1436 die "$_ renamed to more than one thing: "
1437 ,join(" ", @{$renames{$_}}),"\n"
1438 if scalar @{$renames{$_}} > 1;
1439 my $dest = cleanfile($buildd, $_, $blddir);
1440 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1441 die "$dest renamed to more than one thing: "
1442 ,$unified_info{rename}->{$dest}, $to
1443 unless !defined($unified_info{rename}->{$dest})
1444 or $unified_info{rename}->{$dest} eq $to;
1445 $unified_info{rename}->{$dest} = $to;
1448 foreach (@programs) {
1449 my $program = cleanfile($buildd, $_, $blddir);
1450 if ($unified_info{rename}->{$program}) {
1451 $program = $unified_info{rename}->{$program};
1453 $unified_info{programs}->{$program} = 1;
1456 foreach (@libraries) {
1457 my $library = cleanfile($buildd, $_, $blddir);
1458 if ($unified_info{rename}->{$library}) {
1459 $library = $unified_info{rename}->{$library};
1461 $unified_info{libraries}->{$library} = 1;
1464 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1465 ENGINES can only be used if configured with 'dynamic-engine'.
1466 This is usually a fault in a build.info file.
1468 foreach (@engines) {
1469 my $library = cleanfile($buildd, $_, $blddir);
1470 if ($unified_info{rename}->{$library}) {
1471 $library = $unified_info{rename}->{$library};
1473 $unified_info{engines}->{$library} = 1;
1476 foreach (@scripts) {
1477 my $script = cleanfile($buildd, $_, $blddir);
1478 if ($unified_info{rename}->{$script}) {
1479 $script = $unified_info{rename}->{$script};
1481 $unified_info{scripts}->{$script} = 1;
1485 my $extra = cleanfile($buildd, $_, $blddir);
1486 $unified_info{extra}->{$extra} = 1;
1489 foreach (@overrides) {
1490 my $override = cleanfile($buildd, $_, $blddir);
1491 $unified_info{overrides}->{$override} = 1;
1494 push @{$unified_info{rawlines}}, @rawlines;
1496 unless ($disabled{shared}) {
1497 # Check sharednames.
1498 foreach (keys %sharednames) {
1499 my $dest = cleanfile($buildd, $_, $blddir);
1500 if ($unified_info{rename}->{$dest}) {
1501 $dest = $unified_info{rename}->{$dest};
1503 die "shared_name for $dest with multiple values: "
1504 ,join(" ", @{$sharednames{$_}}),"\n"
1505 if scalar @{$sharednames{$_}} > 1;
1506 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1507 die "shared_name found for a library $dest that isn't defined\n"
1508 unless $unified_info{libraries}->{$dest};
1509 die "shared_name for $dest with multiple values: "
1510 ,$unified_info{sharednames}->{$dest}, ", ", $to
1511 unless !defined($unified_info{sharednames}->{$dest})
1512 or $unified_info{sharednames}->{$dest} eq $to;
1513 $unified_info{sharednames}->{$dest} = $to;
1516 # Additionally, we set up sharednames for libraries that don't
1517 # have any, as themselves.
1518 foreach (keys %{$unified_info{libraries}}) {
1519 if (!defined $unified_info{sharednames}->{$_}) {
1520 $unified_info{sharednames}->{$_} = $_
1525 foreach (keys %ordinals) {
1527 my $ddest = cleanfile($buildd, $_, $blddir);
1528 if ($unified_info{rename}->{$ddest}) {
1529 $ddest = $unified_info{rename}->{$ddest};
1531 foreach (@{$ordinals{$dest}}) {
1532 my %known_ordinals =
1535 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1537 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1539 my $o = $known_ordinals{$_};
1540 die "Ordinals for $ddest defined more than once\n"
1541 if $unified_info{ordinals}->{$ddest};
1542 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1546 foreach (keys %sources) {
1548 my $ddest = cleanfile($buildd, $_, $blddir);
1549 if ($unified_info{rename}->{$ddest}) {
1550 $ddest = $unified_info{rename}->{$ddest};
1552 foreach (@{$sources{$dest}}) {
1553 my $s = cleanfile($sourced, $_, $blddir);
1555 # If it isn't in the source tree, we assume it's generated
1558 $s = cleanfile($buildd, $_, $blddir);
1560 # We recognise C and asm files
1561 if ($s =~ /\.[csS]\b$/) {
1562 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1563 $o = cleanfile($buildd, $o, $blddir);
1564 $unified_info{sources}->{$ddest}->{$o} = 1;
1565 $unified_info{sources}->{$o}->{$s} = 1;
1567 $unified_info{sources}->{$ddest}->{$s} = 1;
1572 foreach (keys %shared_sources) {
1574 my $ddest = cleanfile($buildd, $_, $blddir);
1575 if ($unified_info{rename}->{$ddest}) {
1576 $ddest = $unified_info{rename}->{$ddest};
1578 foreach (@{$shared_sources{$dest}}) {
1579 my $s = cleanfile($sourced, $_, $blddir);
1581 # If it isn't in the source tree, we assume it's generated
1584 $s = cleanfile($buildd, $_, $blddir);
1586 # We recognise C and asm files
1587 if ($s =~ /\.[csS]\b$/) {
1588 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1589 $o = cleanfile($buildd, $o, $blddir);
1590 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1591 $unified_info{sources}->{$o}->{$s} = 1;
1593 die "unrecognised source file type for shared library: $s\n";
1598 foreach (keys %generate) {
1600 my $ddest = cleanfile($buildd, $_, $blddir);
1601 if ($unified_info{rename}->{$ddest}) {
1602 $ddest = $unified_info{rename}->{$ddest};
1604 die "more than one generator for $dest: "
1605 ,join(" ", @{$generate{$_}}),"\n"
1606 if scalar @{$generate{$_}} > 1;
1607 my @generator = split /\s+/, $generate{$dest}->[0];
1608 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1609 $unified_info{generate}->{$ddest} = [ @generator ];
1612 foreach (keys %depends) {
1614 my $ddest = cleanfile($sourced, $_, $blddir);
1616 # If the destination doesn't exist in source, it can only be
1617 # a generated file in the build tree.
1619 $ddest = cleanfile($buildd, $_, $blddir);
1620 if ($unified_info{rename}->{$ddest}) {
1621 $ddest = $unified_info{rename}->{$ddest};
1624 foreach (@{$depends{$dest}}) {
1625 my $d = cleanfile($sourced, $_, $blddir);
1627 # If we know it's generated, or assume it is because we can't
1628 # find it in the source tree, we set file we depend on to be
1629 # in the build tree rather than the source tree, and assume
1630 # and that there are lines to build it in a BEGINRAW..ENDRAW
1631 # section or in the Makefile template.
1633 || (grep { $d eq $_ }
1634 map { cleanfile($srcdir, $_, $blddir) }
1635 (@generated_headers, @generated_by_make_headers))) {
1636 $d = cleanfile($buildd, $_, $blddir);
1638 # Take note if the file to depend on is being renamed
1639 if ($unified_info{rename}->{$d}) {
1640 $d = $unified_info{rename}->{$d};
1642 $unified_info{depends}->{$ddest}->{$d} = 1;
1643 # If we depend on a header file or a perl module, let's make
1644 # sure it can get included
1645 if ($d =~ /\.(h|pm)$/) {
1646 my $i = dirname($d);
1647 push @{$unified_info{includes}->{$ddest}}, $i
1648 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1653 foreach (keys %includes) {
1655 my $ddest = cleanfile($sourced, $_, $blddir);
1657 # If the destination doesn't exist in source, it can only be
1658 # a generated file in the build tree.
1660 $ddest = cleanfile($buildd, $_, $blddir);
1661 if ($unified_info{rename}->{$ddest}) {
1662 $ddest = $unified_info{rename}->{$ddest};
1665 foreach (@{$includes{$dest}}) {
1666 my $i = cleandir($sourced, $_, $blddir);
1667 push @{$unified_info{includes}->{$ddest}}, $i
1668 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1673 ### Make unified_info a bit more efficient
1674 # One level structures
1675 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1676 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1678 # Two level structures
1679 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1680 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1681 $unified_info{$l1}->{$l2} =
1682 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1687 # For the schemes that need it, we provide the old *_obj configs
1688 # from the *_asm_obj ones
1689 foreach (grep /_(asm|aux)_src$/, keys %target) {
1691 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1692 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1695 # Write down our configuration where it fits #########################
1697 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1705 #use vars qw(\@ISA \@EXPORT);
1706 our \@ISA = qw(Exporter);
1707 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1710 print OUT "our %config = (\n";
1711 foreach (sort keys %config) {
1712 if (ref($config{$_}) eq "ARRAY") {
1713 print OUT " ", $_, " => [ ", join(", ",
1714 map { quotify("perl", $_) }
1715 @{$config{$_}}), " ],\n";
1717 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1724 print OUT "our %target = (\n";
1725 foreach (sort keys %target) {
1726 if (ref($target{$_}) eq "ARRAY") {
1727 print OUT " ", $_, " => [ ", join(", ",
1728 map { quotify("perl", $_) }
1729 @{$target{$_}}), " ],\n";
1731 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1738 print OUT "our \%available_protocols = (\n";
1739 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1740 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1745 print OUT "our \@disablables = (\n";
1746 foreach (@disablables) {
1747 print OUT " ", quotify("perl", $_), ",\n";
1753 print OUT "our \%disabled = (\n";
1754 foreach (sort keys %disabled) {
1755 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1761 print OUT "our %withargs = (\n";
1762 foreach (sort keys %withargs) {
1763 if (ref($withargs{$_}) eq "ARRAY") {
1764 print OUT " ", $_, " => [ ", join(", ",
1765 map { quotify("perl", $_) }
1766 @{$withargs{$_}}), " ],\n";
1768 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1775 if ($builder eq "unified") {
1780 if (ref $_ eq "ARRAY") {
1781 print OUT " "x$indent, "[\n";
1783 $recurse->($indent + 4, $_);
1785 print OUT " "x$indent, "],\n";
1786 } elsif (ref $_ eq "HASH") {
1788 print OUT " "x$indent, "{\n";
1789 foreach (sort keys %h) {
1790 if (ref $h{$_} eq "") {
1791 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1793 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1794 $recurse->($indent + 8, $h{$_});
1797 print OUT " "x$indent, "},\n";
1799 print OUT " "x$indent, quotify("perl", $_), ",\n";
1803 print OUT "our %unified_info = (\n";
1804 foreach (sort keys %unified_info) {
1805 if (ref $unified_info{$_} eq "") {
1806 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1808 print OUT " "x4, quotify("perl", $_), " =>\n";
1809 $recurse->(8, $unified_info{$_});
1821 print "CC =$target{cc}\n";
1822 print "CFLAG =$target{cflags} $config{cflags}\n";
1823 print "SHARED_CFLAG =$target{shared_cflag}\n";
1824 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1825 print "LFLAG =$target{lflags}\n";
1826 print "PLIB_LFLAG =$target{plib_lflags}\n";
1827 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1828 print "APPS_OBJ =$target{apps_obj}\n";
1829 print "CPUID_OBJ =$target{cpuid_obj}\n";
1830 print "UPLINK_OBJ =$target{uplink_obj}\n";
1831 print "BN_ASM =$target{bn_obj}\n";
1832 print "EC_ASM =$target{ec_obj}\n";
1833 print "DES_ENC =$target{des_obj}\n";
1834 print "AES_ENC =$target{aes_obj}\n";
1835 print "BF_ENC =$target{bf_obj}\n";
1836 print "CAST_ENC =$target{cast_obj}\n";
1837 print "RC4_ENC =$target{rc4_obj}\n";
1838 print "RC5_ENC =$target{rc5_obj}\n";
1839 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1840 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1841 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1842 print "CMLL_ENC =$target{cmll_obj}\n";
1843 print "MODES_OBJ =$target{modes_obj}\n";
1844 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1845 print "CHACHA_ENC =$target{chacha_obj}\n";
1846 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1847 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1848 print "PROCESSOR =$config{processor}\n";
1849 print "RANLIB =$target{ranlib}\n";
1850 print "ARFLAGS =$target{arflags}\n";
1851 print "PERL =$config{perl}\n";
1853 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1854 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1855 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1856 print "BN_LLONG mode\n" if $config{bn_ll};
1857 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1859 for (@generated_headers) {
1860 mkpath(catdir($blddir, dirname($_)));
1861 run_dofile(catfile($blddir, $_),
1862 catfile($srcdir, $_.".in"));
1866 ### When the old "unixmake" scheme goes away, so does this function
1868 sub build_Makefile {
1869 run_dofile("Makefile","Makefile.in");
1871 # Copy all Makefile.in to Makefile (except top-level)
1880 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1881 my $in = IO::File->new($_, "r") or
1882 die sprintf "Error reading Makefile.in in %s: !$\n",
1884 my $out = IO::File->new("Makefile", "w") or
1885 die sprintf "Error writing Makefile in %s: !$\n",
1887 print $out "# Generated from $_, do not edit\n";
1888 while (my $line = <$in>) { print $out $line }
1890 die sprintf "Error reading Makefile.in in %s: !$\n",
1893 die sprintf "Error writing Makefile in %s: !$\n",
1902 run_dofile(catfile($blddir, $target{build_file}),
1903 $config{build_file_template},
1904 catfile($srcdir, "Configurations", "common.tmpl"));
1909 run_dofile("util/domd", "util/domd.in");
1910 chmod 0755, "util/domd";
1914 $builders{$builder}->($builder_platform, @builder_opts);
1918 Configured for $target.
1921 print <<"EOF" if ($disabled{threads} eq "unavailable");
1923 The library could not be configured for supporting multi-threaded
1924 applications as the compiler options required on this system are not known.
1925 See file INSTALL for details if you need multi-threading.
1928 print <<"EOF" if ($no_shared_warn);
1930 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1931 platform, so we will pretend you gave the option 'no-pic', which also disables
1932 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1933 or position independent code, please let us know (but please first make sure
1934 you have tried with a current version of OpenSSL).
1937 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1939 WARNING: there are indications that another build was made in the source
1940 directory. This build may have picked up artifacts from that build, the
1941 safest course of action is to clean the source directory and redo this
1947 ######################################################################
1949 # Helpers and utility functions
1952 # Configuration file reading #########################################
1954 # Note: All of the helper functions are for lazy evaluation. They all
1955 # return a CODE ref, which will return the intended value when evaluated.
1956 # Thus, whenever there's mention of a returned value, it's about that
1959 # Helper function to implement conditional inheritance depending on the
1960 # value of $disabled{asm}. Used in inherit_from values as follows:
1962 # inherit_from => [ "template", asm("asm_tmpl") ]
1967 $disabled{asm} ? () : @x;
1971 # Helper function to implement conditional value variants, with a default
1972 # plus additional values based on the value of $config{build_type}.
1973 # Arguments are given in hash table form:
1975 # picker(default => "Basic string: ",
1977 # release => "release")
1979 # When configuring with --debug, the resulting string will be
1980 # "Basic string: debug", and when not, it will be "Basic string: release"
1982 # This can be used to create variants of sets of flags according to the
1985 # cflags => picker(default => "-Wall",
1986 # debug => "-g -O0",
1991 return sub { add($opts{default} || (),
1992 $opts{$config{build_type}} || ())->(); }
1995 # Helper function to combine several values of different types into one.
1996 # This is useful if you want to combine a string with the result of a
1997 # lazy function, such as:
1999 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2003 return sub { add(@stuff)->(); }
2006 # Helper function to implement conditional values depending on the value
2007 # of $disabled{threads}. Can be used as follows:
2009 # cflags => combine("-Wall", threads("-pthread"))
2013 return sub { add($disabled{threads} ? () : @flags)->(); }
2018 our $add_called = 0;
2019 # Helper function to implement adding values to already existing configuration
2020 # values. It handles elements that are ARRAYs, CODEs and scalars
2022 my $separator = shift;
2024 # If there's any ARRAY in the collection of values OR the separator
2025 # is undef, we will return an ARRAY of combined values, otherwise a
2026 # string of joined values with $separator as the separator.
2027 my $found_array = !defined($separator);
2032 while (ref($res) eq "CODE") {
2035 if (defined($res)) {
2036 if (ref($res) eq "ARRAY") {
2052 join($separator, grep { defined($_) && $_ ne "" } @values);
2056 my $separator = " ";
2057 if (ref($_[$#_]) eq "HASH") {
2059 $separator = $opts->{separator};
2062 sub { _add($separator, @x, @_) };
2065 my $separator = " ";
2066 if (ref($_[$#_]) eq "HASH") {
2068 $separator = $opts->{separator};
2071 sub { _add($separator, @_, @x) };
2074 # configuration reader, evaluates the input file as a perl script and expects
2075 # it to fill %targets with target configurations. Those are then added to
2079 open(CONFFILE, "< $fname")
2080 or die "Can't open configuration file '$fname'!\n";
2083 my $content = <CONFFILE>;
2088 local %table = %::table; # Protect %table from tampering
2094 # For each target, check that it's configured with a hash table.
2095 foreach (keys %targets) {
2096 if (ref($targets{$_}) ne "HASH") {
2097 if (ref($targets{$_}) eq "") {
2098 warn "Deprecated target configuration for $_, ignoring...\n";
2100 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2102 delete $targets{$_};
2106 %table = (%table, %targets);
2110 # configuration resolver. Will only resolve all the lazy evaluation
2111 # codeblocks for the chosen target and all those it inherits from,
2113 sub resolve_config {
2115 my @breadcrumbs = @_;
2117 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2119 if (grep { $_ eq $target } @breadcrumbs) {
2120 die "inherit_from loop! target backtrace:\n "
2121 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2124 if (!defined($table{$target})) {
2125 warn "Warning! target $target doesn't exist!\n";
2128 # Recurse through all inheritances. They will be resolved on the
2129 # fly, so when this operation is done, they will all just be a
2130 # bunch of attributes with string values.
2131 # What we get here, though, are keys with references to lists of
2132 # the combined values of them all. We will deal with lists after
2133 # this stage is done.
2134 my %combined_inheritance = ();
2135 if ($table{$target}->{inherit_from}) {
2137 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2138 foreach (@inherit_from) {
2139 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2141 # 'template' is a marker that's considered private to
2142 # the config that had it.
2143 delete $inherited_config{template};
2145 foreach (keys %inherited_config) {
2146 if (!$combined_inheritance{$_}) {
2147 $combined_inheritance{$_} = [];
2149 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2154 # We won't need inherit_from in this target any more, since we've
2155 # resolved all the inheritances that lead to this
2156 delete $table{$target}->{inherit_from};
2158 # Now is the time to deal with those lists. Here's the place to
2159 # decide what shall be done with those lists, all based on the
2160 # values of the target we're currently dealing with.
2161 # - If a value is a coderef, it will be executed with the list of
2162 # inherited values as arguments.
2163 # - If the corresponding key doesn't have a value at all or is the
2164 # empty string, the inherited value list will be run through the
2165 # default combiner (below), and the result becomes this target's
2167 # - Otherwise, this target's value is assumed to be a string that
2168 # will simply override the inherited list of values.
2169 my $default_combiner = add();
2172 map { $_ => 1 } (keys %combined_inheritance,
2173 keys %{$table{$target}});
2175 sub process_values {
2177 my $inherited = shift; # Always a [ list ]
2183 while(ref($object) eq "CODE") {
2184 $object = $object->(@$inherited);
2186 if (!defined($object)) {
2189 elsif (ref($object) eq "ARRAY") {
2190 local $add_called; # To make sure recursive calls don't affect it
2191 return [ map { process_values($_, $inherited, $target, $entry) }
2193 } elsif (ref($object) eq "") {
2196 die "cannot handle reference type ",ref($object)
2197 ," found in target ",$target," -> ",$entry,"\n";
2201 foreach (sort keys %all_keys) {
2202 my $previous = $combined_inheritance{$_};
2204 # Current target doesn't have a value for the current key?
2205 # Assign it the default combiner, the rest of this loop body
2206 # will handle it just like any other coderef.
2207 if (!exists $table{$target}->{$_}) {
2208 $table{$target}->{$_} = $default_combiner;
2211 $table{$target}->{$_} = process_values($table{$target}->{$_},
2212 $combined_inheritance{$_},
2214 unless(defined($table{$target}->{$_})) {
2215 delete $table{$target}->{$_};
2217 # if ($extra_checks &&
2218 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2219 # warn "$_ got replaced in $target\n";
2223 # Finally done, return the result.
2224 return %{$table{$target}};
2229 print STDERR $usage;
2230 print STDERR "\npick os/compiler from:\n";
2234 foreach $i (sort keys %table)
2236 next if $table{$i}->{template};
2237 next if $i =~ /^debug/;
2238 $k += length($i) + 1;
2244 print STDERR $i . " ";
2246 foreach $i (sort keys %table)
2248 next if $table{$i}->{template};
2249 next if $i !~ /^debug/;
2250 $k += length($i) + 1;
2256 print STDERR $i . " ";
2258 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2267 unlink $out || warn "Can't remove $out, $!"
2269 foreach (@templates) {
2270 die "Can't open $_, $!" unless -f $_;
2272 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2273 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2276 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2279 # Configuration printer ##############################################
2281 sub print_table_entry
2284 my %target = resolve_config($target);
2287 # Don't print the templates
2288 return if $target{template};
2325 "shared_extension_simple",
2326 "shared_import_extension",
2337 if ($type eq "TABLE") {
2339 print "*** $target\n";
2340 foreach (@sequence) {
2341 if (ref($target{$_}) eq "ARRAY") {
2342 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2344 printf "\$%-12s = %s\n", $_, $target{$_};
2347 } elsif ($type eq "HASH") {
2349 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2350 print " '$target' => {\n";
2351 foreach (@sequence) {
2353 if (ref($target{$_}) eq "ARRAY") {
2354 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2356 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2364 # Utility routines ###################################################
2366 # On VMS, if the given file is a logical name, File::Spec::Functions
2367 # will consider it an absolute path. There are cases when we want a
2368 # purely syntactic check without checking the environment.
2372 # On non-platforms, we just use file_name_is_absolute().
2373 return file_name_is_absolute($file) unless $^O eq "VMS";
2375 # If the file spec includes a device or a directpry spec,
2376 # file_name_is_absolute() is perfectly safe.
2377 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2379 # Here, we know the given file spec isn't absolute
2383 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2384 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2385 # realpath() requires that at least all path components except the last is an
2386 # existing directory. On VMS, the last component of the directory spec must
2391 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2392 # will return the volume name for the device, no matter what. Also,
2393 # it will return an incorrect directory spec if the argument is a
2394 # directory that doesn't exist.
2396 return rel2abs($dir);
2399 # We use realpath() on Unix, since no other will properly clean out
2401 use Cwd qw/realpath/;
2403 return realpath($dir);
2410 foreach $path (split /:/, $ENV{PATH})
2412 my $fullpath = "$path/$name$target{exe_extension}";
2413 if (-f $fullpath and -x $fullpath)
2416 unless ($name eq "perl" and
2417 system("$fullpath -e " . '\'exit($]<5.0);\''));
2424 perl => sub { my $x = shift;
2425 $x =~ s/([\\\$\@"])/\\$1/g;
2426 return '"'.$x.'"'; },
2430 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2432 return map { $processor->($_); } @_;
2435 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2436 # $filename is a file name to read from
2437 # $line_concat_cond_re is a regexp detecting a line continuation ending
2438 # $line_concat is a CODEref that takes care of concatenating two lines
2439 sub collect_from_file {
2440 my $filename = shift;
2441 my $line_concat_cond_re = shift;
2442 my $line_concat = shift;
2444 open my $fh, $filename || die "unable to read $filename: $!\n";
2446 my $saved_line = "";
2450 if (defined $line_concat) {
2451 $_ = $line_concat->($saved_line, $_);
2454 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2460 die "$filename ending with continuation line\n" if $_;
2466 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2467 # $array is an ARRAYref of lines
2468 # $line_concat_cond_re is a regexp detecting a line continuation ending
2469 # $line_concat is a CODEref that takes care of concatenating two lines
2470 sub collect_from_array {
2472 my $line_concat_cond_re = shift;
2473 my $line_concat = shift;
2474 my @array = (@$array);
2477 my $saved_line = "";
2479 while (defined($_ = shift @array)) {
2481 if (defined $line_concat) {
2482 $_ = $line_concat->($saved_line, $_);
2485 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2491 die "input text ending with continuation line\n" if $_;
2496 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2497 # $lineiterator is a CODEref that delivers one line at a time.
2498 # All following arguments are regex/CODEref pairs, where the regexp detects a
2499 # line and the CODEref does something with the result of the regexp.
2500 sub collect_information {
2501 my $lineiterator = shift;
2502 my %collectors = @_;
2504 while(defined($_ = $lineiterator->())) {
2507 if ($collectors{"BEFORE"}) {
2508 $collectors{"BEFORE"}->($_);
2510 foreach my $re (keys %collectors) {
2511 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2512 $collectors{$re}->($lineiterator);
2516 if ($collectors{"OTHERWISE"}) {
2517 $collectors{"OTHERWISE"}->($lineiterator, $_)
2518 unless $found || !defined $collectors{"OTHERWISE"};
2520 if ($collectors{"AFTER"}) {
2521 $collectors{"AFTER"}->($_);