4 ## Configure -- OpenSSL source tree configuration script
9 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
10 use File::Path qw/mkpath/;
12 # see INSTALL for instructions.
14 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";
18 # --config add the given configuration file, which will be read after
19 # any "Configurations*" files that are found in the same
20 # directory as this script.
21 # --prefix prefix for the OpenSSL installation, which includes the
22 # directories bin, lib, include, share/man, share/doc/openssl
23 # This becomes the value of INSTALLTOP in Makefile
24 # (Default: /usr/local)
25 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
26 # If it's a relative directory, it will be added on the directory
27 # given with --prefix.
28 # This becomes the value of OPENSSLDIR in Makefile and in C.
29 # (Default: PREFIX/ssl)
31 # --cross-compile-prefix Add specified prefix to binutils components.
33 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
34 # interfaces deprecated as of the specified OpenSSL version.
36 # no-hw-xxx do not compile support for specific crypto hardware.
37 # Generic OpenSSL-style methods relating to this support
38 # are always compiled but return NULL if the hardware
39 # support isn't compiled.
40 # no-hw do not compile support for any crypto hardware.
41 # [no-]threads [don't] try to create a library that is suitable for
42 # multithreaded applications (default is "threads" if we
44 # [no-]shared [don't] try to create shared libraries when supported.
45 # [no-]pic [don't] try to build position independent code when supported.
46 # If disabled, it also disables shared and dynamic-engine.
47 # no-asm do not use assembler
48 # no-dso do not compile in any native shared-library methods. This
49 # will ensure that all methods just return NULL.
50 # no-egd do not compile support for the entropy-gathering daemon APIs
51 # [no-]zlib [don't] compile support for zlib compression.
52 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
53 # library and will be loaded in run-time by the OpenSSL library.
54 # sctp include SCTP support
55 # 386 generate 80386 code
56 # enable-weak-ssl-ciphers
57 # Enable weak ciphers that are disabled by default. This currently
58 # only includes RC4 based ciphers.
59 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
60 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
61 # -<xxx> +<xxx> compiler options are passed through
63 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
64 # provided to stack calls. Generates unique stack functions for
65 # each possible stack type.
66 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
67 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
68 # Following are set automatically by this script
70 # MD5_ASM use some extra md5 assember,
71 # SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
72 # RMD160_ASM use some extra ripemd160 assember,
73 # SHA256_ASM sha256_block is implemented in assembler
74 # SHA512_ASM sha512_block is implemented in assembler
75 # AES_ASM ASE_[en|de]crypt is implemented in assembler
77 # Minimum warning options... any contributions to OpenSSL should at least get
80 # DEBUG_UNUSED enables __owur (warn unused result) checks.
81 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
82 # -DPEDANTIC complements -pedantic and is meant to mask code that
83 # is not strictly standard-compliant and/or implementation-specifc,
84 # e.g. inline assembly, disregards to alignment requirements, such
85 # that -pedantic would complain about. Incidentally -DPEDANTIC has
86 # to be used even in sanitized builds, because sanitizer too is
87 # supposed to and does take notice of non-standard behaviour. Then
88 # -pedantic with pre-C9x compiler would also complain about 'long
89 # long' not being supported. As 64-bit algorithms are common now,
90 # it grew impossible to resolve this without sizeable additional
91 # code, so we just tell compiler to be pedantic about everything
92 # but 'long long' type.
93 . " -DPEDANTIC -pedantic -Wno-long-long"
96 . " -Wmissing-prototypes"
103 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
104 # TODO(openssl-team): fix problems and investigate if (at least) the
105 # following warnings can also be enabled:
109 # -Wlanguage-extension-token -- no, we use asm()
110 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
111 # -Wextended-offsetof -- no, needed in CMS ASN1 code
112 my $clang_devteam_warn = ""
113 . " -Qunused-arguments"
115 . " -Wno-unused-parameter"
116 . " -Wno-missing-field-initializers"
117 . " -Wno-language-extension-token"
118 . " -Wno-extended-offsetof"
119 . " -Wconditional-uninitialized"
120 . " -Wincompatible-pointer-types-discards-qualifiers"
121 . " -Wmissing-variable-declarations"
124 # This adds backtrace information to the memory leak info. Is only used
125 # when crypto-mdebug-backtrace is enabled.
126 my $memleak_devteam_backtrace = "-rdynamic";
128 my $strict_warnings = 0;
130 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
131 # which would cover all BSD flavors. -pthread applies to them all,
132 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
133 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
134 # which has to be accompanied by explicit -D_THREAD_SAFE and
135 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
136 # seems to be sufficient?
137 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
140 # API compability name to version number mapping.
142 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
144 "1.1.0" => "0x10100000L",
145 "1.0.0" => "0x10000000L",
146 "0.9.8" => "0x00908000L",
153 # Forward declarations ###############################################
155 # read_config(filename)
157 # Reads a configuration file and populates %table with the contents
158 # (which the configuration file places in %targets).
161 # resolve_config(target)
163 # Resolves all the late evalutations, inheritances and so on for the
164 # chosen target and any target it inherits from.
168 # Information collection #############################################
170 # Unified build supports separate build dir
171 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
172 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
173 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
175 $config{sourcedir} = abs2rel($srcdir);
176 $config{builddir} = abs2rel($blddir);
178 # Collect version numbers
179 $config{version} = "unknown";
180 $config{version_num} = "unknown";
181 $config{shlib_version_number} = "unknown";
182 $config{shlib_version_history} = "unknown";
185 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
186 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
187 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
188 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
189 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
191 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
193 ($config{major}, $config{minor})
194 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
195 ($config{shlib_major}, $config{shlib_minor})
196 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
197 die "erroneous version information in opensslv.h: ",
198 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
199 if ($config{major} eq "" || $config{minor} eq ""
200 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
202 # Collect target configurations
204 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
205 foreach (sort glob($pattern) ) {
210 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
213 $config{openssldir}="";
214 $config{processor}="";
216 $config{cross_compile_prefix}="";
217 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
218 my $nofipscanistercheck=0;
219 $config{baseaddr}="0xFB00000";
220 my $auto_threads=1; # enable threads automatically? true by default
224 # Top level directories to build
225 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
226 # crypto/ subdirectories to build
229 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
230 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
231 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
232 "buffer", "bio", "stack", "lhash", "rand", "err",
233 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
234 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
237 # Known TLS and DTLS protocols
238 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
239 my @dtls = qw(dtls1 dtls1_2);
241 # Explicitelly known options that are possible to disable. They can
242 # be regexps, and will be used like this: /^no-${option}$/
243 # For developers: keep it sorted alphabetically
261 "crypto-mdebug-backtrace",
275 "ec_nistp_64_gcc_128",
326 foreach my $proto ((@tls, @dtls))
328 push(@disablables, $proto);
329 push(@disablables, "$proto-method");
332 my @deprecated_disablables = (
336 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
338 our %disabled = ( # "what" => "comment"
339 "ec_nistp_64_gcc_128" => "default",
344 "shared" => "default",
345 "ssl-trace" => "default",
347 "ssl3-method" => "default",
348 "unit-test" => "default",
349 "weak-ssl-ciphers" => "default",
351 "zlib-dynamic" => "default",
352 "crypto-mdebug" => "default",
353 "heartbeats" => "default",
356 # Note: => pair form used for aesthetics, not to truly make a hash table
357 my @disable_cascades = (
358 # "what" => [ "cascade", ... ]
359 sub { $config{processor} eq "386" }
362 "ssl3-method" => [ "ssl3" ],
363 "zlib" => [ "zlib-dynamic" ],
365 "ec" => [ "ecdsa", "ecdh" ],
367 "dgram" => [ "dtls", "sctp" ],
368 "sock" => [ "sctp" ],
371 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
372 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
373 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
375 # Additionally, SSL 3.0 requires either RSA or DSA+DH
377 && ($disabled{dsa} || $disabled{dh}); }
380 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
381 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
382 # (XXX: We don't support PSK-only builds).
384 && ($disabled{dsa} || $disabled{dh})
385 && ($disabled{ecdsa} || $disabled{ecdh}); }
386 => [ "tls1", "tls1_1", "tls1_2",
387 "dtls1", "dtls1_2" ],
391 # SRP and HEARTBEATS require TLSEXT
392 "tlsext" => [ "srp", "heartbeats" ],
394 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
396 # Without DSO, we can't load dynamic engines, so don't build them dynamic
397 "dso" => [ "dynamic-engine" ],
399 # Without position independent code, there can be no shared libraries or DSOs
400 "pic" => [ "shared" ],
401 "shared" => [ "dynamic-engine" ],
402 "engine" => [ "afalgeng" ],
404 # no-autoalginit is only useful when building non-shared
405 "autoalginit" => [ "shared", "apps" ],
407 "stdio" => [ "apps" ],
408 "apps" => [ "tests" ],
409 "comp" => [ "zlib" ],
410 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
413 # Avoid protocol support holes. Also disable all versions below N, if version
414 # N is disabled while N+1 is enabled.
416 my @list = (reverse @tls);
417 while ((my $first, my $second) = (shift @list, shift @list)) {
419 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
421 unshift @list, $second;
423 my @list = (reverse @dtls);
424 while ((my $first, my $second) = (shift @list, shift @list)) {
426 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
428 unshift @list, $second;
431 # Explicit "no-..." options will be collected in %disabled along with the defaults.
432 # To remove something from %disabled, use "enable-foo".
433 # For symmetry, "disable-foo" is a synonym for "no-foo".
435 my @generated_headers = (
436 "include/openssl/opensslconf.h",
437 "crypto/include/internal/bn_conf.h",
438 "crypto/include/internal/dso_conf.h"
441 my @generated_by_make_headers = (
448 &usage if ($#ARGV < 0);
452 $config{openssl_api_defines}=[];
453 $config{openssl_algorithm_defines}=[];
454 $config{openssl_thread_defines}=[];
455 $config{openssl_sys_defines}=[];
456 $config{openssl_other_defines}=[];
460 $config{build_type} = "release";
466 if (grep /^reconf(igure)?$/, @argvcopy) {
467 if (-f "./configdata.pm") {
468 my $file = "./configdata.pm";
469 unless (my $return = do $file) {
470 die "couldn't parse $file: $@" if $@;
471 die "couldn't do $file: $!" unless defined $return;
472 die "couldn't run $file" unless $return;
475 @argvcopy = defined($configdata::config{perlargv}) ?
476 @{$configdata::config{perlargv}} : ();
477 die "Incorrect data to reconfigure, please do a normal configuration\n"
478 if (grep(/^reconf/,@argvcopy));
479 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
480 if defined($configdata::config{cross_compile_prefix});
481 $ENV{CROSS_COMPILE} = $configdata::config{cc}
482 if defined($configdata::config{cc});
484 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
485 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
486 if $ENV{CROSS_COMPILE};
487 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
488 } elsif (open IN, "<Makefile") {
490 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
491 # centered information gathering the reading configdata.pm
495 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
496 # Older form, we split the string and hope for the best
497 @argvcopy = split /\s+/, $_;
498 die "Incorrect data to reconfigure, please do a normal configuration\n"
499 if (grep(/^reconf/,@argvcopy));
500 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
501 $ENV{CROSS_COMPILE}=$1;
502 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
507 # END OF TEMPORARY SECTION
510 die "Insufficient data to reconfigure, please do a normal configuration\n";
514 $config{perlargv} = [ @argvcopy ];
516 my %unsupported_options = ();
517 my %deprecated_options = ();
520 # VMS is a case insensitive environment, and depending on settings
521 # out of our control, we may receive options uppercased. Let's
522 # downcase at least the part before any equal sign.
527 s /^-no-/no-/; # some people just can't read the instructions
529 # rewrite some options in "enable-..." form
530 s /^-?-?shared$/enable-shared/;
531 s /^sctp$/enable-sctp/;
532 s /^threads$/enable-threads/;
533 s /^zlib$/enable-zlib/;
534 s /^zlib-dynamic$/enable-zlib-dynamic/;
536 if (/^(no|disable|enable)-(.+)$/)
539 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
541 $deprecated_options{$_} = 1;
544 elsif (!grep { $word =~ /^${_}$/ } @disablables)
546 $unsupported_options{$_} = 1;
550 if (/^no-(.+)$/ || /^disable-(.+)$/)
552 foreach my $proto ((@tls, @dtls))
554 if ($1 eq "$proto-method")
556 $disabled{"$proto"} = "option($proto-method)";
562 foreach my $proto (@dtls)
564 $disabled{$proto} = "option(dtls)";
566 $disabled{"dtls"} = "option(dtls)";
570 # Last one of its kind
571 $disabled{"ssl3"} = "option(ssl)";
575 # XXX: Tests will fail if all SSL/TLS
576 # protocols are disabled.
577 foreach my $proto (@tls)
579 $disabled{$proto} = "option(tls)";
582 elsif ($1 eq "static-engine")
584 delete $disabled{"dynamic-engine"};
586 elsif ($1 eq "dynamic-engine")
588 $disabled{"dynamic-engine"} = "option";
592 $disabled{$1} = "option";
594 # No longer an automatic choice
595 $auto_threads = 0 if ($1 eq "threads");
597 elsif (/^enable-(.+)$/)
599 if ($1 eq "static-engine")
601 $disabled{"dynamic-engine"} = "option";
603 elsif ($1 eq "dynamic-engine")
605 delete $disabled{"dynamic-engine"};
607 elsif ($1 eq "zlib-dynamic")
609 delete $disabled{"zlib"};
612 delete $disabled{$algo};
614 # No longer an automatic choice
615 $auto_threads = 0 if ($1 eq "threads");
617 elsif (/^--strict-warnings$/)
619 $strict_warnings = 1;
623 $config{build_type} = "debug";
625 elsif (/^--release$/)
627 $config{build_type} = "release";
630 { $config{processor}=386; }
637 # No RSAref support any more since it's not needed.
638 # The check for the option is there so scripts aren't
641 elsif (/^nofipscanistercheck$/)
644 $nofipscanistercheck = 1;
652 elsif (/^--prefix=(.*)$/)
655 die "Directory given with --prefix MUST be absolute\n"
656 unless file_name_is_absolute($config{prefix});
658 elsif (/^--api=(.*)$/)
662 elsif (/^--libdir=(.*)$/)
666 elsif (/^--openssldir=(.*)$/)
668 $config{openssldir}=$1;
670 elsif (/^--with-zlib-lib=(.*)$/)
672 $withargs{zlib_lib}=$1;
674 elsif (/^--with-zlib-include=(.*)$/)
676 $withargs{zlib_include}=$1;
678 elsif (/^--with-fipslibdir=(.*)$/)
680 $config{fipslibdir}="$1/";
682 elsif (/^--with-baseaddr=(.*)$/)
684 $config{baseaddr}="$1";
686 elsif (/^--cross-compile-prefix=(.*)$/)
688 $config{cross_compile_prefix}=$1;
690 elsif (/^--config=(.*)$/)
694 elsif (/^-[lL](.*)$/ or /^-Wl,/)
700 push @user_defines, $1;
702 else # common if (/^[-+]/), just pass down...
704 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
705 $user_cflags.=" ".$_;
710 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
713 unless ($_ eq $target || /^no-/ || /^disable-/)
715 # "no-..." follows later after implied disactivations
716 # have been derived. (Don't take this too seroiusly,
717 # we really only write OPTIONS to the Makefile out of
720 if ($config{options} eq "")
721 { $config{options} = $_; }
723 { $config{options} .= " ".$_; }
726 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
727 die "***** Unsupported api compatibility level: $config{api}\n",
730 if (keys %deprecated_options)
732 warn "***** Deprecated options: ",
733 join(", ", keys %deprecated_options), "\n";
735 if (keys %unsupported_options)
737 die "***** Unsupported options: ",
738 join(", ", keys %unsupported_options), "\n";
744 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
748 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
751 my @tocheckfor = (keys %disabled);
752 while (@tocheckfor) {
753 my %new_tocheckfor = ();
754 my @cascade_copy = (@disable_cascades);
755 while (@cascade_copy) {
756 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
757 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
758 foreach(grep { !defined($disabled{$_}) } @$descendents) {
759 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
763 @tocheckfor = (keys %new_tocheckfor);
766 if ($target eq "TABLE") {
767 foreach (sort keys %table) {
768 print_table_entry($_, "TABLE");
773 if ($target eq "LIST") {
774 foreach (sort keys %table) {
775 print $_,"\n" unless $table{$_}->{template};
780 if ($target eq "HASH") {
781 print "%table = (\n";
782 foreach (sort keys %table) {
783 print_table_entry($_, "HASH");
788 # Backward compatibility?
789 if ($target =~ m/^CygWin32(-.*)$/) {
790 $target = "Cygwin".$1;
793 foreach (sort (keys %disabled))
795 $config{options} .= " no-$_";
797 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
809 elsif (/^dynamic-engine$/)
811 elsif (/^makedepend$/)
813 elsif (/^zlib-dynamic$/)
819 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
820 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
821 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
826 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
828 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
829 || /^autoalginit/ || /^autoerrinit/)
831 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
832 print " OPENSSL_NO_$ALGO";
834 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
838 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
840 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
841 print " OPENSSL_NO_$ALGO";
843 # fix-up crypto/directory name(s)
844 $algo="whrlpool" if $algo eq "whirlpool";
845 $algo="ripemd" if $algo eq "rmd160";
846 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
855 print "Configuring for $target\n";
857 # Support for legacy targets having a name starting with 'debug-'
858 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
860 $config{build_type} = "debug";
862 # If we do not find debug-foo in the table, the target is set to foo.
863 if (!$table{$target}) {
867 $config{target} = $target;
868 my %target = resolve_config($target);
870 &usage if (!%target || $target{template});
872 %target = ( %{$table{DEFAULTS}}, %target );
874 $target{exe_extension}="";
875 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
876 || $config{target} =~ /^(?:Cygwin|mingw)/);
877 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
879 ($target{shared_extension_simple}=$target{shared_extension})
880 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
881 $target{dso_extension}=$target{shared_extension_simple};
882 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
883 if ($config{target} =~ /^(?:Cygwin|mingw)/);
886 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
887 if $config{cross_compile_prefix} eq "";
889 # Allow overriding the names of some tools. USE WITH CARE
890 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
891 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
892 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
893 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
894 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
896 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
897 # or release_ attributes.
898 # Do it in such a way that no spurious space is appended (hence the grep).
899 $config{defines} = [];
900 $config{cflags} = "";
901 $config{ex_libs} = "";
902 $config{shared_ldflag} = "";
904 # Make sure build_scheme is consistent.
905 $target{build_scheme} = [ $target{build_scheme} ]
906 if ref($target{build_scheme}) ne "ARRAY";
908 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
910 ###### If the user has chosen --classic, we give it to them.
911 ###### If they try that with an out-of-source config, we complain.
912 if ($target{build_scheme}->[0] eq "unified" && $classic) {
913 die "Can't perform a classic build out of source tree\n"
914 if $srcdir ne $blddir;
916 $target{build_scheme} = { unix => [ "unixmake" ],
918 VMS => undef } -> {$target{build_scheme}->[1]};
920 die "Classic mode unavailable on this platform\n"
921 unless defined($target{build_scheme});
924 my ($builder, $builder_platform, @builder_opts) =
925 @{$target{build_scheme}};
927 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
929 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
931 $config{cflags} .= " -mno-cygwin";
932 $config{shared_ldflag} .= " -mno-cygwin";
935 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
936 # minimally required architecture flags for assembly modules
937 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
938 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
941 my $no_shared_warn=0;
942 my $no_user_cflags=0;
943 my $no_user_defines=0;
945 # The DSO code currently always implements all functions so that no
946 # applications will have to worry about that from a compilation point
947 # of view. However, the "method"s may return zero unless that platform
948 # has support compiled in for them. Currently each method is enabled
949 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
950 # string entry into using the following logic;
951 if (!$disabled{dso} && $target{dso_scheme} ne "")
953 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
954 if ($target{dso_scheme} eq "DLFCN")
956 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
958 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
960 unshift @{$config{defines}}, "DSO_DLFCN";
964 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
968 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
974 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
975 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
979 # If threads aren't disabled, check how possible they are
980 unless ($disabled{threads}) {
982 # Enabled by default, disable it forcibly if unavailable
983 if ($target{thread_scheme} eq "(unknown)") {
984 $disabled{threads} = "unavailable";
987 # The user chose to enable threads explicitely, let's see
988 # if there's a chance that's possible
989 if ($target{thread_scheme} eq "(unknown)") {
990 # If the user asked for "threads" and we don't have internal
991 # knowledge how to do it, [s]he is expected to provide any
992 # system-dependent compiler options that are necessary. We
993 # can't truly check that the given options are correct, but
994 # we expect the user to know what [s]He is doing.
995 if ($no_user_cflags && $no_user_defines) {
996 die "You asked for multi-threading support, but didn't\n"
997 ,"provide any system-specific compiler options\n";
1003 # If threads still aren't disabled, add a C macro to ensure the source
1004 # code knows about it. Any other flag is taken care of by the configs.
1005 unless($disabled{threads}) {
1006 foreach (("defines", "openssl_thread_defines")) {
1007 push @{$config{$_}}, "OPENSSL_THREADS";
1011 # With "deprecated" disable all deprecated features.
1012 if (defined($disabled{"deprecated"})) {
1013 $config{api} = $maxapi;
1016 if ($target{shared_target} eq "")
1019 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1021 $disabled{shared} = "no-shared-target";
1022 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1026 if ($disabled{"dynamic-engine"}) {
1027 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1028 $config{dynamic_engines} = 0;
1030 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1031 $config{dynamic_engines} = 1;
1038 # This saves the build files from having to check
1041 $target{shared_cflag} = $target{shared_ldflag} =
1042 $target{shared_rcflag} = "";
1046 push @{$config{defines}}, "OPENSSL_PIC";
1049 if ($target{sys_id} ne "")
1051 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1054 unless ($disabled{asm}) {
1055 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1056 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1058 # bn-586 is the only one implementing bn_*_part_words
1059 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1060 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1062 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1063 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1064 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1066 if ($config{fips}) {
1067 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1070 if ($target{sha1_asm_src}) {
1071 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1072 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1073 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1075 if ($target{md5_asm_src}) {
1076 push @{$config{defines}}, "MD5_ASM";
1078 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1079 if ($target{rmd160_asm_src}) {
1080 push @{$config{defines}}, "RMD160_ASM";
1082 if ($target{aes_asm_src}) {
1083 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1084 # aes-ctr.fake is not a real file, only indication that assembler
1085 # module implements AES_ctr32_encrypt...
1086 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1087 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1088 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1089 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1090 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1091 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1093 if ($target{wp_asm_src} =~ /mmx/) {
1094 if ($config{processor} eq "386") {
1095 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1096 } elsif (!$disabled{"whirlpool"}) {
1097 push @{$config{defines}}, "WHIRLPOOL_ASM";
1100 if ($target{modes_asm_src} =~ /ghash-/) {
1101 push @{$config{defines}}, "GHASH_ASM";
1103 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1104 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1106 if ($target{poly1305_asm_src} ne "") {
1107 push @{$config{defines}}, "POLY1305_ASM";
1111 my $ecc = $target{cc};
1112 if ($^O ne "VMS" && !$disabled{makedepend}) {
1113 # Is the compiler gcc or clang? $ecc is used below to see if
1114 # error-checking can be turned on.
1115 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1116 open(PIPE, "$ccpcc --version 2>&1 |");
1119 # Find the version number and save the major.
1120 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1121 my $compiler_major = $1;
1122 # We know that GNU C version 3 and up as well as all clang
1123 # versions support dependency generation
1124 $config{makedepprog} = $ccpcc
1125 if (/clang/ || (/gcc/ && $compiler_major > 3));
1126 $ecc = "clang" if /clang/;
1127 $ecc = "gcc" if /gcc/;
1128 last if ($config{makedepprog} || !$lines--);
1132 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1133 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1138 # Deal with bn_ops ###################################################
1141 $config{export_var_as_fn} =0;
1142 my $def_int="unsigned int";
1143 $config{rc4_int} =$def_int;
1144 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1147 foreach (sort split(/\s+/,$target{bn_ops})) {
1148 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1149 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1150 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1151 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1152 ($config{b64l},$config{b64},$config{b32})
1153 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1154 ($config{b64l},$config{b64},$config{b32})
1155 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1156 ($config{b64l},$config{b64},$config{b32})
1157 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1159 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1163 # Hack cflags for better warnings (dev option) #######################
1165 # "Stringify" the C flags string. This permits it to be made part of a string
1166 # and works as well on command lines.
1167 $config{cflags} =~ s/([\\\"])/\\$1/g;
1169 if (defined($config{api})) {
1170 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1171 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1172 push @{$config{defines}}, $apiflag;
1175 if ($strict_warnings)
1178 die "ERROR --strict-warnings requires gcc or clang"
1179 unless $ecc eq 'gcc' || $ecc eq 'clang';
1180 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1182 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1184 if ($ecc eq "clang")
1186 foreach $wopt (split /\s+/, $clang_devteam_warn)
1188 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1193 unless ($disabled{"crypto-mdebug-backtrace"})
1195 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1197 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1199 if ($target =~ /^BSD-/)
1201 $config{ex_libs} .= " -lexecinfo";
1205 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1206 else { $no_user_cflags=1; }
1207 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1208 else { $no_user_defines=1; }
1210 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1212 unless ($disabled{afalgeng}) {
1213 $config{afalgeng}="";
1214 if ($target =~ m/^linux/) {
1215 my $minver = 4*10000 + 1*100 + 0;
1216 if ($config{cross_compile_prefix} eq "") {
1217 my $verstr = `uname -r`;
1218 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1219 ($mi2) = $mi2 =~ /(\d+)/;
1220 my $ver = $ma*10000 + $mi1*100 + $mi2;
1221 if ($ver < $minver) {
1222 $disabled{afalgeng} = "too-old-kernel";
1224 push @{$config{engdirs}}, "afalg";
1227 $disabled{afalgeng} = "cross-compiling";
1230 $disabled{afalgeng} = "not-linux";
1234 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1236 # If we use the unified build, collect information from build.info files
1237 my %unified_info = ();
1239 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1240 if ($builder eq "unified") {
1241 # Store the name of the template file we will build the build file from
1242 # in %config. This may be useful for the build file itself.
1243 my $build_file_template =
1244 catfile($srcdir, "Configurations",
1245 $builder_platform."-".$target{build_file}.".tmpl");
1246 $build_file_template =
1247 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1248 if (! -f $build_file_template);
1249 $config{build_file_template} = $build_file_template;
1251 use lib catdir(dirname(__FILE__),"util");
1252 use with_fallback qw(Text::Template);
1257 my $relativeto = shift || ".";
1259 $dir = catdir($base,$dir) unless isabsolute($dir);
1261 # Make sure the directories we're building in exists
1264 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1265 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1272 my $relativeto = shift || ".";
1274 $file = catfile($base,$file) unless isabsolute($file);
1276 my $d = dirname($file);
1277 my $f = basename($file);
1279 # Make sure the directories we're building in exists
1282 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1283 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1287 my @build_infos = ( [ ".", "build.info" ] );
1288 foreach (@{$config{dirs}}) {
1289 push @build_infos, [ $_, "build.info" ]
1290 if (-f catfile($srcdir, $_, "build.info"));
1292 foreach (@{$config{sdirs}}) {
1293 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1294 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1296 foreach (@{$config{engdirs}}) {
1297 push @build_infos, [ catdir("engines", $_), "build.info" ]
1298 if (-f catfile($srcdir, "engines", $_, "build.info"));
1301 $config{build_infos} = [ ];
1303 foreach (@build_infos) {
1304 my $sourced = catdir($srcdir, $_->[0]);
1305 my $buildd = catdir($blddir, $_->[0]);
1310 # The basic things we're trying to build
1317 my @intermediates = ();
1322 my %shared_sources = ();
1326 my %sharednames = ();
1329 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1330 my $template = Text::Template->new(TYPE => 'FILE',
1331 SOURCE => catfile($sourced, $f));
1332 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1335 $template->fill_in(HASH => { config => \%config,
1337 disabled => \%disabled,
1338 builddir => abs2rel($buildd, $blddir),
1339 sourcedir => abs2rel($sourced, $blddir),
1340 buildtop => abs2rel($blddir, $blddir),
1341 sourcetop => abs2rel($srcdir, $blddir) },
1342 DELIMITERS => [ "{-", "-}" ]);
1344 # The top item of this stack has the following values
1345 # -2 positive already run and we found ELSE (following ELSIF should fail)
1346 # -1 positive already run (skip until ENDIF)
1347 # 0 negatives so far (if we're at a condition, check it)
1348 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1349 # 2 positive ELSE (following ELSIF should fail)
1351 collect_information(
1352 collect_from_array([ @text ],
1353 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1354 $l1 =~ s/\\$//; $l1.$l2 }),
1355 # Info we're looking for
1356 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1358 if (! @skip || $skip[$#skip] > 0) {
1364 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1365 => sub { die "ELSIF out of scope" if ! @skip;
1366 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1367 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1368 $skip[$#skip] = !! $1
1369 if $skip[$#skip] == 0; },
1371 => sub { die "ELSE out of scope" if ! @skip;
1372 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1373 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1375 => sub { die "ENDIF out of scope" if ! @skip;
1377 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1378 => sub { push @programs, split(/\s+/, $1)
1379 if !@skip || $skip[$#skip] > 0 },
1380 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1381 => sub { push @libraries, split(/\s+/, $1)
1382 if !@skip || $skip[$#skip] > 0 },
1383 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1384 => sub { push @engines, split(/\s+/, $1)
1385 if !@skip || $skip[$#skip] > 0 },
1386 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1387 => sub { push @scripts, split(/\s+/, $1)
1388 if !@skip || $skip[$#skip] > 0 },
1389 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1390 => sub { push @extra, split(/\s+/, $1)
1391 if !@skip || $skip[$#skip] > 0 },
1392 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1393 => sub { push @overrides, split(/\s+/, $1)
1394 if !@skip || $skip[$#skip] > 0 },
1396 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1397 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1398 if !@skip || $skip[$#skip] > 0 },
1399 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1400 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1401 if !@skip || $skip[$#skip] > 0 },
1402 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1403 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1404 if !@skip || $skip[$#skip] > 0 },
1405 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1406 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1407 if !@skip || $skip[$#skip] > 0 },
1408 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1409 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1410 if !@skip || $skip[$#skip] > 0 },
1411 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1412 => sub { push @{$generate{$1}}, $2
1413 if !@skip || $skip[$#skip] > 0 },
1414 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1415 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1416 if !@skip || $skip[$#skip] > 0 },
1417 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1418 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1419 if !@skip || $skip[$#skip] > 0 },
1420 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1422 my $lineiterator = shift;
1423 my $target_kind = $1;
1424 while (defined $lineiterator->()) {
1426 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1427 die "ENDRAW doesn't match BEGINRAW"
1428 if $1 ne $target_kind;
1431 next if @skip && $skip[$#skip] <= 0;
1433 if ($target_kind eq $target{build_file}
1434 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1437 qr/^(?:#.*|\s*)$/ => sub { },
1438 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1440 if ($buildinfo_debug) {
1441 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1442 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1446 if ($buildinfo_debug) {
1447 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1451 die "runaway IF?" if (@skip);
1453 foreach (keys %renames) {
1454 die "$_ renamed to more than one thing: "
1455 ,join(" ", @{$renames{$_}}),"\n"
1456 if scalar @{$renames{$_}} > 1;
1457 my $dest = cleanfile($buildd, $_, $blddir);
1458 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1459 die "$dest renamed to more than one thing: "
1460 ,$unified_info{rename}->{$dest}, $to
1461 unless !defined($unified_info{rename}->{$dest})
1462 or $unified_info{rename}->{$dest} eq $to;
1463 $unified_info{rename}->{$dest} = $to;
1466 foreach (@programs) {
1467 my $program = cleanfile($buildd, $_, $blddir);
1468 if ($unified_info{rename}->{$program}) {
1469 $program = $unified_info{rename}->{$program};
1471 $unified_info{programs}->{$program} = 1;
1474 foreach (@libraries) {
1475 my $library = cleanfile($buildd, $_, $blddir);
1476 if ($unified_info{rename}->{$library}) {
1477 $library = $unified_info{rename}->{$library};
1479 $unified_info{libraries}->{$library} = 1;
1482 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1483 ENGINES can only be used if configured with 'dynamic-engine'.
1484 This is usually a fault in a build.info file.
1486 foreach (@engines) {
1487 my $library = cleanfile($buildd, $_, $blddir);
1488 if ($unified_info{rename}->{$library}) {
1489 $library = $unified_info{rename}->{$library};
1491 $unified_info{engines}->{$library} = 1;
1494 foreach (@scripts) {
1495 my $script = cleanfile($buildd, $_, $blddir);
1496 if ($unified_info{rename}->{$script}) {
1497 $script = $unified_info{rename}->{$script};
1499 $unified_info{scripts}->{$script} = 1;
1503 my $extra = cleanfile($buildd, $_, $blddir);
1504 $unified_info{extra}->{$extra} = 1;
1507 foreach (@overrides) {
1508 my $override = cleanfile($buildd, $_, $blddir);
1509 $unified_info{overrides}->{$override} = 1;
1512 push @{$unified_info{rawlines}}, @rawlines;
1514 unless ($disabled{shared}) {
1515 # Check sharednames.
1516 foreach (keys %sharednames) {
1517 my $dest = cleanfile($buildd, $_, $blddir);
1518 if ($unified_info{rename}->{$dest}) {
1519 $dest = $unified_info{rename}->{$dest};
1521 die "shared_name for $dest with multiple values: "
1522 ,join(" ", @{$sharednames{$_}}),"\n"
1523 if scalar @{$sharednames{$_}} > 1;
1524 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1525 die "shared_name found for a library $dest that isn't defined\n"
1526 unless $unified_info{libraries}->{$dest};
1527 die "shared_name for $dest with multiple values: "
1528 ,$unified_info{sharednames}->{$dest}, ", ", $to
1529 unless !defined($unified_info{sharednames}->{$dest})
1530 or $unified_info{sharednames}->{$dest} eq $to;
1531 $unified_info{sharednames}->{$dest} = $to;
1534 # Additionally, we set up sharednames for libraries that don't
1535 # have any, as themselves.
1536 foreach (keys %{$unified_info{libraries}}) {
1537 if (!defined $unified_info{sharednames}->{$_}) {
1538 $unified_info{sharednames}->{$_} = $_
1543 foreach (keys %ordinals) {
1545 my $ddest = cleanfile($buildd, $_, $blddir);
1546 if ($unified_info{rename}->{$ddest}) {
1547 $ddest = $unified_info{rename}->{$ddest};
1549 foreach (@{$ordinals{$dest}}) {
1550 my %known_ordinals =
1553 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1555 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1557 my $o = $known_ordinals{$_};
1558 die "Ordinals for $ddest defined more than once\n"
1559 if $unified_info{ordinals}->{$ddest};
1560 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1564 foreach (keys %sources) {
1566 my $ddest = cleanfile($buildd, $_, $blddir);
1567 if ($unified_info{rename}->{$ddest}) {
1568 $ddest = $unified_info{rename}->{$ddest};
1570 foreach (@{$sources{$dest}}) {
1571 my $s = cleanfile($sourced, $_, $blddir);
1573 # If it isn't in the source tree, we assume it's generated
1576 $s = cleanfile($buildd, $_, $blddir);
1578 # We recognise C and asm files
1579 if ($s =~ /\.[csS]\b$/) {
1580 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1581 $o = cleanfile($buildd, $o, $blddir);
1582 $unified_info{sources}->{$ddest}->{$o} = 1;
1583 $unified_info{sources}->{$o}->{$s} = 1;
1585 $unified_info{sources}->{$ddest}->{$s} = 1;
1590 foreach (keys %shared_sources) {
1592 my $ddest = cleanfile($buildd, $_, $blddir);
1593 if ($unified_info{rename}->{$ddest}) {
1594 $ddest = $unified_info{rename}->{$ddest};
1596 foreach (@{$shared_sources{$dest}}) {
1597 my $s = cleanfile($sourced, $_, $blddir);
1599 # If it isn't in the source tree, we assume it's generated
1602 $s = cleanfile($buildd, $_, $blddir);
1604 # We recognise C and asm files
1605 if ($s =~ /\.[csS]\b$/) {
1606 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1607 $o = cleanfile($buildd, $o, $blddir);
1608 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1609 $unified_info{sources}->{$o}->{$s} = 1;
1611 die "unrecognised source file type for shared library: $s\n";
1616 foreach (keys %generate) {
1618 my $ddest = cleanfile($buildd, $_, $blddir);
1619 if ($unified_info{rename}->{$ddest}) {
1620 $ddest = $unified_info{rename}->{$ddest};
1622 die "more than one generator for $dest: "
1623 ,join(" ", @{$generate{$_}}),"\n"
1624 if scalar @{$generate{$_}} > 1;
1625 my @generator = split /\s+/, $generate{$dest}->[0];
1626 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1627 $unified_info{generate}->{$ddest} = [ @generator ];
1630 foreach (keys %depends) {
1632 my $ddest = cleanfile($buildd, $_, $blddir);
1633 if ($unified_info{rename}->{$ddest}) {
1634 $ddest = $unified_info{rename}->{$ddest};
1636 foreach (@{$depends{$dest}}) {
1637 my $d = cleanfile($sourced, $_, $blddir);
1639 # If we know it's generated, or assume it is because we can't
1640 # find it in the source tree, we set file we depend on to be
1641 # in the build tree rather than the source tree, and assume
1642 # and that there are lines to build it in a BEGINRAW..ENDRAW
1643 # section or in the Makefile template.
1645 || (grep { $d eq $_ }
1646 map { cleanfile($srcdir, $_, $blddir) }
1647 (@generated_headers, @generated_by_make_headers))) {
1648 $d = cleanfile($buildd, $_, $blddir);
1650 # Take note if the file to depend on is being renamed
1651 if ($unified_info{rename}->{$d}) {
1652 $d = $unified_info{rename}->{$d};
1654 $unified_info{depends}->{$ddest}->{$d} = 1;
1655 # If we depend on a header file, let's make sure it
1658 my $i = dirname($d);
1659 push @{$unified_info{includes}->{$ddest}}, $i
1660 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1665 foreach (keys %includes) {
1667 my $ddest = cleanfile($buildd, $_, $blddir);
1668 if ($unified_info{rename}->{$ddest}) {
1669 $ddest = $unified_info{rename}->{$ddest};
1671 foreach (@{$includes{$dest}}) {
1672 my $i = cleandir($sourced, $_, $blddir);
1673 push @{$unified_info{includes}->{$ddest}}, $i
1674 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1679 ### Make unified_info a bit more efficient
1680 # One level structures
1681 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1682 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1684 # Two level structures
1685 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1686 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1687 $unified_info{$l1}->{$l2} =
1688 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1693 # For the schemes that need it, we provide the old *_obj configs
1694 # from the *_asm_obj ones
1695 foreach (grep /_(asm|aux)_src$/, keys %target) {
1697 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1698 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1701 # Write down our configuration where it fits #########################
1703 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1711 #use vars qw(\@ISA \@EXPORT);
1712 our \@ISA = qw(Exporter);
1713 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1716 print OUT "our %config = (\n";
1717 foreach (sort keys %config) {
1718 if (ref($config{$_}) eq "ARRAY") {
1719 print OUT " ", $_, " => [ ", join(", ",
1720 map { quotify("perl", $_) }
1721 @{$config{$_}}), " ],\n";
1723 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1730 print OUT "our %target = (\n";
1731 foreach (sort keys %target) {
1732 if (ref($target{$_}) eq "ARRAY") {
1733 print OUT " ", $_, " => [ ", join(", ",
1734 map { quotify("perl", $_) }
1735 @{$target{$_}}), " ],\n";
1737 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1744 print OUT "our \%available_protocols = (\n";
1745 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1746 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1751 print OUT "our \@disablables = (\n";
1752 foreach (@disablables) {
1753 print OUT " ", quotify("perl", $_), ",\n";
1759 print OUT "our \%disabled = (\n";
1760 foreach (sort keys %disabled) {
1761 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1767 print OUT "our %withargs = (\n";
1768 foreach (sort keys %withargs) {
1769 if (ref($withargs{$_}) eq "ARRAY") {
1770 print OUT " ", $_, " => [ ", join(", ",
1771 map { quotify("perl", $_) }
1772 @{$withargs{$_}}), " ],\n";
1774 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1781 if ($builder eq "unified") {
1786 if (ref $_ eq "ARRAY") {
1787 print OUT " "x$indent, "[\n";
1789 $recurse->($indent + 4, $_);
1791 print OUT " "x$indent, "],\n";
1792 } elsif (ref $_ eq "HASH") {
1794 print OUT " "x$indent, "{\n";
1795 foreach (sort keys %h) {
1796 if (ref $h{$_} eq "") {
1797 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1799 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1800 $recurse->($indent + 8, $h{$_});
1803 print OUT " "x$indent, "},\n";
1805 print OUT " "x$indent, quotify("perl", $_), ",\n";
1809 print OUT "our %unified_info = (\n";
1810 foreach (sort keys %unified_info) {
1811 if (ref $unified_info{$_} eq "") {
1812 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1814 print OUT " "x4, quotify("perl", $_), " =>\n";
1815 $recurse->(8, $unified_info{$_});
1827 print "CC =$target{cc}\n";
1828 print "CFLAG =$target{cflags} $config{cflags}\n";
1829 print "SHARED_CFLAG =$target{shared_cflag}\n";
1830 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1831 print "LFLAG =$target{lflags}\n";
1832 print "PLIB_LFLAG =$target{plib_lflags}\n";
1833 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1834 print "APPS_OBJ =$target{apps_obj}\n";
1835 print "CPUID_OBJ =$target{cpuid_obj}\n";
1836 print "UPLINK_OBJ =$target{uplink_obj}\n";
1837 print "BN_ASM =$target{bn_obj}\n";
1838 print "EC_ASM =$target{ec_obj}\n";
1839 print "DES_ENC =$target{des_obj}\n";
1840 print "AES_ENC =$target{aes_obj}\n";
1841 print "BF_ENC =$target{bf_obj}\n";
1842 print "CAST_ENC =$target{cast_obj}\n";
1843 print "RC4_ENC =$target{rc4_obj}\n";
1844 print "RC5_ENC =$target{rc5_obj}\n";
1845 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1846 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1847 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1848 print "CMLL_ENC =$target{cmll_obj}\n";
1849 print "MODES_OBJ =$target{modes_obj}\n";
1850 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1851 print "CHACHA_ENC =$target{chacha_obj}\n";
1852 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1853 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1854 print "PROCESSOR =$config{processor}\n";
1855 print "RANLIB =$target{ranlib}\n";
1856 print "ARFLAGS =$target{arflags}\n";
1857 print "PERL =$config{perl}\n";
1859 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1860 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1861 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1862 print "BN_LLONG mode\n" if $config{bn_ll};
1863 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1865 for (@generated_headers) {
1866 mkpath(catdir($blddir, dirname($_)));
1867 run_dofile(catfile($blddir, $_),
1868 catfile($srcdir, $_.".in"));
1872 ### When the old "unixmake" scheme goes away, so does this function
1874 sub build_Makefile {
1875 run_dofile("Makefile","Makefile.in");
1877 # Copy all Makefile.in to Makefile (except top-level)
1886 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1887 my $in = IO::File->new($_, "r") or
1888 die sprintf "Error reading Makefile.in in %s: !$\n",
1890 my $out = IO::File->new("Makefile", "w") or
1891 die sprintf "Error writing Makefile in %s: !$\n",
1893 print $out "# Generated from $_, do not edit\n";
1894 while (my $line = <$in>) { print $out $line }
1896 die sprintf "Error reading Makefile.in in %s: !$\n",
1899 die sprintf "Error writing Makefile in %s: !$\n",
1908 run_dofile(catfile($blddir, $target{build_file}),
1909 $config{build_file_template},
1910 catfile($srcdir, "Configurations", "common.tmpl"));
1915 run_dofile("util/domd", "util/domd.in");
1916 chmod 0755, "util/domd";
1920 $builders{$builder}->($builder_platform, @builder_opts);
1924 Configured for $target.
1927 print <<"EOF" if ($disabled{threads} eq "unavailable");
1929 The library could not be configured for supporting multi-threaded
1930 applications as the compiler options required on this system are not known.
1931 See file INSTALL for details if you need multi-threading.
1934 print <<"EOF" if ($no_shared_warn);
1936 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1937 platform, so we will pretend you gave the option 'no-pic', which also disables
1938 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1939 or position independent code, please let us know (but please first make sure
1940 you have tried with a current version of OpenSSL).
1945 ######################################################################
1947 # Helpers and utility functions
1950 # Configuration file reading #########################################
1952 # Note: All of the helper functions are for lazy evaluation. They all
1953 # return a CODE ref, which will return the intended value when evaluated.
1954 # Thus, whenever there's mention of a returned value, it's about that
1957 # Helper function to implement conditional inheritance depending on the
1958 # value of $disabled{asm}. Used in inherit_from values as follows:
1960 # inherit_from => [ "template", asm("asm_tmpl") ]
1965 $disabled{asm} ? () : @x;
1969 # Helper function to implement conditional value variants, with a default
1970 # plus additional values based on the value of $config{build_type}.
1971 # Arguments are given in hash table form:
1973 # picker(default => "Basic string: ",
1975 # release => "release")
1977 # When configuring with --debug, the resulting string will be
1978 # "Basic string: debug", and when not, it will be "Basic string: release"
1980 # This can be used to create variants of sets of flags according to the
1983 # cflags => picker(default => "-Wall",
1984 # debug => "-g -O0",
1989 return sub { add($opts{default} || (),
1990 $opts{$config{build_type}} || ())->(); }
1993 # Helper function to combine several values of different types into one.
1994 # This is useful if you want to combine a string with the result of a
1995 # lazy function, such as:
1997 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2001 return sub { add(@stuff)->(); }
2004 # Helper function to implement conditional values depending on the value
2005 # of $disabled{threads}. Can be used as follows:
2007 # cflags => combine("-Wall", threads("-pthread"))
2011 return sub { add($disabled{threads} ? () : @flags)->(); }
2016 our $add_called = 0;
2017 # Helper function to implement adding values to already existing configuration
2018 # values. It handles elements that are ARRAYs, CODEs and scalars
2020 my $separator = shift;
2022 # If there's any ARRAY in the collection of values OR the separator
2023 # is undef, we will return an ARRAY of combined values, otherwise a
2024 # string of joined values with $separator as the separator.
2025 my $found_array = !defined($separator);
2030 while (ref($res) eq "CODE") {
2033 if (defined($res)) {
2034 if (ref($res) eq "ARRAY") {
2050 join($separator, grep { defined($_) && $_ ne "" } @values);
2054 my $separator = " ";
2055 if (ref($_[$#_]) eq "HASH") {
2057 $separator = $opts->{separator};
2060 sub { _add($separator, @x, @_) };
2063 my $separator = " ";
2064 if (ref($_[$#_]) eq "HASH") {
2066 $separator = $opts->{separator};
2069 sub { _add($separator, @_, @x) };
2072 # configuration reader, evaluates the input file as a perl script and expects
2073 # it to fill %targets with target configurations. Those are then added to
2077 open(CONFFILE, "< $fname")
2078 or die "Can't open configuration file '$fname'!\n";
2081 my $content = <CONFFILE>;
2086 local %table = %::table; # Protect %table from tampering
2092 # For each target, check that it's configured with a hash table.
2093 foreach (keys %targets) {
2094 if (ref($targets{$_}) ne "HASH") {
2095 if (ref($targets{$_}) eq "") {
2096 warn "Deprecated target configuration for $_, ignoring...\n";
2098 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2100 delete $targets{$_};
2104 %table = (%table, %targets);
2108 # configuration resolver. Will only resolve all the lazy evalutation
2109 # codeblocks for the chozen target and all those it inherits from,
2111 sub resolve_config {
2113 my @breadcrumbs = @_;
2115 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2117 if (grep { $_ eq $target } @breadcrumbs) {
2118 die "inherit_from loop! target backtrace:\n "
2119 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2122 if (!defined($table{$target})) {
2123 warn "Warning! target $target doesn't exist!\n";
2126 # Recurse through all inheritances. They will be resolved on the
2127 # fly, so when this operation is done, they will all just be a
2128 # bunch of attributes with string values.
2129 # What we get here, though, are keys with references to lists of
2130 # the combined values of them all. We will deal with lists after
2131 # this stage is done.
2132 my %combined_inheritance = ();
2133 if ($table{$target}->{inherit_from}) {
2135 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2136 foreach (@inherit_from) {
2137 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2139 # 'template' is a marker that's considered private to
2140 # the config that had it.
2141 delete $inherited_config{template};
2143 foreach (keys %inherited_config) {
2144 if (!$combined_inheritance{$_}) {
2145 $combined_inheritance{$_} = [];
2147 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2152 # We won't need inherit_from in this target any more, since we've
2153 # resolved all the inheritances that lead to this
2154 delete $table{$target}->{inherit_from};
2156 # Now is the time to deal with those lists. Here's the place to
2157 # decide what shall be done with those lists, all based on the
2158 # values of the target we're currently dealing with.
2159 # - If a value is a coderef, it will be executed with the list of
2160 # inherited values as arguments.
2161 # - If the corresponding key doesn't have a value at all or is the
2162 # emoty string, the inherited value list will be run through the
2163 # default combiner (below), and the result becomes this target's
2165 # - Otherwise, this target's value is assumed to be a string that
2166 # will simply override the inherited list of values.
2167 my $default_combiner = add();
2170 map { $_ => 1 } (keys %combined_inheritance,
2171 keys %{$table{$target}});
2173 sub process_values {
2175 my $inherited = shift; # Always a [ list ]
2181 while(ref($object) eq "CODE") {
2182 $object = $object->(@$inherited);
2184 if (!defined($object)) {
2187 elsif (ref($object) eq "ARRAY") {
2188 local $add_called; # To make sure recursive calls don't affect it
2189 return [ map { process_values($_, $inherited, $target, $entry) }
2191 } elsif (ref($object) eq "") {
2194 die "cannot handle reference type ",ref($object)
2195 ," found in target ",$target," -> ",$entry,"\n";
2199 foreach (sort keys %all_keys) {
2200 my $previous = $combined_inheritance{$_};
2202 # Current target doesn't have a value for the current key?
2203 # Assign it the default combiner, the rest of this loop body
2204 # will handle it just like any other coderef.
2205 if (!exists $table{$target}->{$_}) {
2206 $table{$target}->{$_} = $default_combiner;
2209 $table{$target}->{$_} = process_values($table{$target}->{$_},
2210 $combined_inheritance{$_},
2212 unless(defined($table{$target}->{$_})) {
2213 delete $table{$target}->{$_};
2215 # if ($extra_checks &&
2216 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2217 # warn "$_ got replaced in $target\n";
2221 # Finally done, return the result.
2222 return %{$table{$target}};
2227 print STDERR $usage;
2228 print STDERR "\npick os/compiler from:\n";
2232 foreach $i (sort keys %table)
2234 next if $table{$i}->{template};
2235 next if $i =~ /^debug/;
2236 $k += length($i) + 1;
2242 print STDERR $i . " ";
2244 foreach $i (sort keys %table)
2246 next if $table{$i}->{template};
2247 next if $i !~ /^debug/;
2248 $k += length($i) + 1;
2254 print STDERR $i . " ";
2256 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2265 unlink $out || warn "Can't remove $out, $!"
2267 foreach (@templates) {
2268 die "Can't open $_, $!" unless -f $_;
2270 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2271 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2274 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2277 # Configuration printer ##############################################
2279 sub print_table_entry
2282 my %target = resolve_config($target);
2285 # Don't print the templates
2286 return if $target{template};
2323 "shared_extension_simple",
2324 "shared_import_extension",
2335 if ($type eq "TABLE") {
2337 print "*** $target\n";
2338 foreach (@sequence) {
2339 if (ref($target{$_}) eq "ARRAY") {
2340 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2342 printf "\$%-12s = %s\n", $_, $target{$_};
2345 } elsif ($type eq "HASH") {
2347 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2348 print " '$target' => {\n";
2349 foreach (@sequence) {
2351 if (ref($target{$_}) eq "ARRAY") {
2352 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2354 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2362 # Utility routines ###################################################
2364 # On VMS, if the given file is a logical name, File::Spec::Functions
2365 # will consider it an absolute path. There are cases when we want a
2366 # purely syntactic check without checking the environment.
2370 # On non-platforms, we just use file_name_is_absolute().
2371 return file_name_is_absolute($file) unless $^O eq "VMS";
2373 # If the file spec includes a device or a directpry spec,
2374 # file_name_is_absolute() is perfectly safe.
2375 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2377 # Here, we know the given file spec isn't absolute
2381 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2382 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2383 # realpath() requires that at least all path components except the last is an
2384 # existing directory. On VMS, the last component of the directory spec must
2389 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2390 # will return the volume name for the device, no matter what. Also,
2391 # it will return an incorrect directory spec if the argument is a
2392 # directory that doesn't exist.
2394 return rel2abs($dir);
2397 # We use realpath() on Unix, since no other will properly clean out
2399 use Cwd qw/realpath/;
2401 return realpath($dir);
2408 foreach $path (split /:/, $ENV{PATH})
2410 my $fullpath = "$path/$name$target{exe_extension}";
2411 if (-f $fullpath and -x $fullpath)
2414 unless ($name eq "perl" and
2415 system("$fullpath -e " . '\'exit($]<5.0);\''));
2422 perl => sub { my $x = shift;
2423 $x =~ s/([\\\$\@"])/\\$1/g;
2424 return '"'.$x.'"'; },
2428 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2430 return map { $processor->($_); } @_;
2433 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2434 # $filename is a file name to read from
2435 # $line_concat_cond_re is a regexp detecting a line continuation ending
2436 # $line_concat is a CODEref that takes care of concatenating two lines
2437 sub collect_from_file {
2438 my $filename = shift;
2439 my $line_concat_cond_re = shift;
2440 my $line_concat = shift;
2442 open my $fh, $filename || die "unable to read $filename: $!\n";
2444 my $saved_line = "";
2448 if (defined $line_concat) {
2449 $_ = $line_concat->($saved_line, $_);
2452 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2458 die "$filename ending with continuation line\n" if $_;
2464 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2465 # $array is an ARRAYref of lines
2466 # $line_concat_cond_re is a regexp detecting a line continuation ending
2467 # $line_concat is a CODEref that takes care of concatenating two lines
2468 sub collect_from_array {
2470 my $line_concat_cond_re = shift;
2471 my $line_concat = shift;
2472 my @array = (@$array);
2475 my $saved_line = "";
2477 while (defined($_ = shift @array)) {
2479 if (defined $line_concat) {
2480 $_ = $line_concat->($saved_line, $_);
2483 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2489 die "input text ending with continuation line\n" if $_;
2494 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2495 # $lineiterator is a CODEref that delivers one line at a time.
2496 # All following arguments are regex/CODEref pairs, where the regexp detects a
2497 # line and the CODEref does something with the result of the regexp.
2498 sub collect_information {
2499 my $lineiterator = shift;
2500 my %collectors = @_;
2502 while(defined($_ = $lineiterator->())) {
2505 if ($collectors{"BEFORE"}) {
2506 $collectors{"BEFORE"}->($_);
2508 foreach my $re (keys %collectors) {
2509 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2510 $collectors{$re}->($lineiterator);
2514 if ($collectors{"OTHERWISE"}) {
2515 $collectors{"OTHERWISE"}->($lineiterator, $_)
2516 unless $found || !defined $collectors{"OTHERWISE"};
2518 if ($collectors{"AFTER"}) {
2519 $collectors{"AFTER"}->($_);