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} || $disabled{ecdh}); }
386 => [ "tls1", "tls1_1", "tls1_2",
387 "dtls1", "dtls1_2" ],
391 # SRP and HEARTBEATS require TLSEXT
392 "tlsext" => [ "srp", "heartbeats" ],
394 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
396 # Without DSO, we can't load dynamic engines, so don't build them dynamic
397 "dso" => [ "dynamic-engine" ],
399 # Without position independent code, there can be no shared libraries or DSOs
400 "pic" => [ "shared" ],
401 "shared" => [ "dynamic-engine" ],
402 "engine" => [ "afalgeng" ],
403 "comp" => [ "zlib" ],
404 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
407 # Avoid protocol support holes. Also disable all versions below N, if version
408 # N is disabled while N+1 is enabled.
410 my @list = (reverse @tls);
411 while ((my $first, my $second) = (shift @list, shift @list)) {
413 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
415 unshift @list, $second;
417 my @list = (reverse @dtls);
418 while ((my $first, my $second) = (shift @list, shift @list)) {
420 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
422 unshift @list, $second;
425 # Explicit "no-..." options will be collected in %disabled along with the defaults.
426 # To remove something from %disabled, use "enable-foo".
427 # For symmetry, "disable-foo" is a synonym for "no-foo".
429 my @generated_headers = (
430 "include/openssl/opensslconf.h",
431 "crypto/include/internal/bn_conf.h",
432 "crypto/include/internal/dso_conf.h"
435 my @generated_by_make_headers = (
442 &usage if ($#ARGV < 0);
446 $config{openssl_api_defines}=[];
447 $config{openssl_algorithm_defines}=[];
448 $config{openssl_thread_defines}=[];
449 $config{openssl_sys_defines}=[];
450 $config{openssl_other_defines}=[];
454 $config{build_type} = "release";
460 if (grep /^reconf(igure)?$/, @argvcopy) {
461 if (-f "./configdata.pm") {
462 my $file = "./configdata.pm";
463 unless (my $return = do $file) {
464 die "couldn't parse $file: $@" if $@;
465 die "couldn't do $file: $!" unless defined $return;
466 die "couldn't run $file" unless $return;
469 @argvcopy = defined($configdata::config{perlargv}) ?
470 @{$configdata::config{perlargv}} : ();
471 die "Incorrect data to reconfigure, please do a normal configuration\n"
472 if (grep(/^reconf/,@argvcopy));
473 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
474 if defined($configdata::config{cross_compile_prefix});
475 $ENV{CROSS_COMPILE} = $configdata::config{cc}
476 if defined($configdata::config{cc});
478 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
479 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
480 if $ENV{CROSS_COMPILE};
481 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
482 } elsif (open IN, "<Makefile") {
484 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
485 # centered information gathering the reading configdata.pm
489 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
490 # Older form, we split the string and hope for the best
491 @argvcopy = split /\s+/, $_;
492 die "Incorrect data to reconfigure, please do a normal configuration\n"
493 if (grep(/^reconf/,@argvcopy));
494 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
495 $ENV{CROSS_COMPILE}=$1;
496 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
501 # END OF TEMPORARY SECTION
504 die "Insufficient data to reconfigure, please do a normal configuration\n";
508 $config{perlargv} = [ @argvcopy ];
510 my %unsupported_options = ();
511 my %deprecated_options = ();
514 # VMS is a case insensitive environment, and depending on settings
515 # out of our control, we may receive options uppercased. Let's
516 # downcase at least the part before any equal sign.
521 s /^-no-/no-/; # some people just can't read the instructions
523 # rewrite some options in "enable-..." form
524 s /^-?-?shared$/enable-shared/;
525 s /^sctp$/enable-sctp/;
526 s /^threads$/enable-threads/;
527 s /^zlib$/enable-zlib/;
528 s /^zlib-dynamic$/enable-zlib-dynamic/;
530 if (/^(no|disable|enable)-(.+)$/)
533 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
535 $deprecated_options{$_} = 1;
538 elsif (!grep { $word =~ /^${_}$/ } @disablables)
540 $unsupported_options{$_} = 1;
544 if (/^no-(.+)$/ || /^disable-(.+)$/)
546 foreach my $proto ((@tls, @dtls))
548 if ($1 eq "$proto-method")
550 $disabled{"$proto"} = "option($proto-method)";
556 foreach my $proto (@dtls)
558 $disabled{$proto} = "option(dtls)";
560 $disabled{"dtls"} = "option(dtls)";
564 # Last one of its kind
565 $disabled{"ssl3"} = "option(ssl)";
569 # XXX: Tests will fail if all SSL/TLS
570 # protocols are disabled.
571 foreach my $proto (@tls)
573 $disabled{$proto} = "option(tls)";
576 elsif ($1 eq "static-engine")
578 delete $disabled{"dynamic-engine"};
580 elsif ($1 eq "dynamic-engine")
582 $disabled{"dynamic-engine"} = "option";
586 $disabled{$1} = "option";
588 # No longer an automatic choice
589 $auto_threads = 0 if ($1 eq "threads");
591 elsif (/^enable-(.+)$/)
593 if ($1 eq "static-engine")
595 $disabled{"dynamic-engine"} = "option";
597 elsif ($1 eq "dynamic-engine")
599 delete $disabled{"dynamic-engine"};
601 elsif ($1 eq "zlib-dynamic")
603 delete $disabled{"zlib"};
606 delete $disabled{$algo};
608 # No longer an automatic choice
609 $auto_threads = 0 if ($1 eq "threads");
611 elsif (/^--strict-warnings$/)
613 $strict_warnings = 1;
617 $config{build_type} = "debug";
619 elsif (/^--release$/)
621 $config{build_type} = "release";
624 { $config{processor}=386; }
631 # No RSAref support any more since it's not needed.
632 # The check for the option is there so scripts aren't
635 elsif (/^nofipscanistercheck$/)
638 $nofipscanistercheck = 1;
646 elsif (/^--prefix=(.*)$/)
649 die "Directory given with --prefix MUST be absolute\n"
650 unless file_name_is_absolute($config{prefix});
652 elsif (/^--api=(.*)$/)
656 elsif (/^--libdir=(.*)$/)
660 elsif (/^--openssldir=(.*)$/)
662 $config{openssldir}=$1;
664 elsif (/^--with-zlib-lib=(.*)$/)
666 $withargs{zlib_lib}=$1;
668 elsif (/^--with-zlib-include=(.*)$/)
670 $withargs{zlib_include}=$1;
672 elsif (/^--with-fipslibdir=(.*)$/)
674 $config{fipslibdir}="$1/";
676 elsif (/^--with-baseaddr=(.*)$/)
678 $config{baseaddr}="$1";
680 elsif (/^--cross-compile-prefix=(.*)$/)
682 $config{cross_compile_prefix}=$1;
684 elsif (/^--config=(.*)$/)
688 elsif (/^-[lL](.*)$/ or /^-Wl,/)
694 push @user_defines, $1;
696 else # common if (/^[-+]/), just pass down...
698 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
699 $user_cflags.=" ".$_;
704 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
707 unless ($_ eq $target || /^no-/ || /^disable-/)
709 # "no-..." follows later after implied disactivations
710 # have been derived. (Don't take this too seroiusly,
711 # we really only write OPTIONS to the Makefile out of
714 if ($config{options} eq "")
715 { $config{options} = $_; }
717 { $config{options} .= " ".$_; }
720 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
721 die "***** Unsupported api compatibility level: $config{api}\n",
724 if (keys %deprecated_options)
726 warn "***** Deprecated options: ",
727 join(", ", keys %deprecated_options), "\n";
729 if (keys %unsupported_options)
731 die "***** Unsupported options: ",
732 join(", ", keys %unsupported_options), "\n";
738 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
742 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
745 my @tocheckfor = (keys %disabled);
746 while (@tocheckfor) {
747 my %new_tocheckfor = ();
748 my @cascade_copy = (@disable_cascades);
749 while (@cascade_copy) {
750 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
751 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
752 foreach(grep { !defined($disabled{$_}) } @$descendents) {
753 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
757 @tocheckfor = (keys %new_tocheckfor);
760 if ($target eq "TABLE") {
761 foreach (sort keys %table) {
762 print_table_entry($_, "TABLE");
767 if ($target eq "LIST") {
768 foreach (sort keys %table) {
769 print $_,"\n" unless $table{$_}->{template};
774 if ($target eq "HASH") {
775 print "%table = (\n";
776 foreach (sort keys %table) {
777 print_table_entry($_, "HASH");
782 # Backward compatibility?
783 if ($target =~ m/^CygWin32(-.*)$/) {
784 $target = "Cygwin".$1;
787 foreach (sort (keys %disabled))
789 $config{options} .= " no-$_";
791 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
803 elsif (/^dynamic-engine$/)
805 elsif (/^makedepend$/)
807 elsif (/^zlib-dynamic$/)
813 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
814 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
815 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
820 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
822 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
823 || /^autoalginit/ || /^autoerrinit/)
825 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
826 print " OPENSSL_NO_$ALGO";
828 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
832 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
834 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
835 print " OPENSSL_NO_$ALGO";
837 # fix-up crypto/directory name(s)
838 $algo="whrlpool" if $algo eq "whirlpool";
839 $algo="ripemd" if $algo eq "rmd160";
840 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
849 print "Configuring for $target\n";
851 # Support for legacy targets having a name starting with 'debug-'
852 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
854 $config{build_type} = "debug";
856 # If we do not find debug-foo in the table, the target is set to foo.
857 if (!$table{$target}) {
861 $config{target} = $target;
862 my %target = resolve_config($target);
864 &usage if (!%target || $target{template});
866 %target = ( %{$table{DEFAULTS}}, %target );
868 $target{exe_extension}="";
869 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
870 || $config{target} =~ /^(?:Cygwin|mingw)/);
871 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
873 ($target{shared_extension_simple}=$target{shared_extension})
874 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
875 $target{dso_extension}=$target{shared_extension_simple};
876 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
877 if ($config{target} =~ /^(?:Cygwin|mingw)/);
880 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
881 if $config{cross_compile_prefix} eq "";
883 # Allow overriding the names of some tools. USE WITH CARE
884 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
885 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
886 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
887 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
888 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
890 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
891 # or release_ attributes.
892 # Do it in such a way that no spurious space is appended (hence the grep).
893 $config{defines} = [];
894 $config{cflags} = "";
895 $config{ex_libs} = "";
896 $config{shared_ldflag} = "";
898 # Make sure build_scheme is consistent.
899 $target{build_scheme} = [ $target{build_scheme} ]
900 if ref($target{build_scheme}) ne "ARRAY";
902 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
904 ###### If the user has chosen --classic, we give it to them.
905 ###### If they try that with an out-of-source config, we complain.
906 if ($target{build_scheme}->[0] eq "unified" && $classic) {
907 die "Can't perform a classic build out of source tree\n"
908 if $srcdir ne $blddir;
910 $target{build_scheme} = { unix => [ "unixmake" ],
912 VMS => undef } -> {$target{build_scheme}->[1]};
914 die "Classic mode unavailable on this platform\n"
915 unless defined($target{build_scheme});
918 my ($builder, $builder_platform, @builder_opts) =
919 @{$target{build_scheme}};
921 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
923 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
925 $config{cflags} .= " -mno-cygwin";
926 $config{shared_ldflag} .= " -mno-cygwin";
929 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
930 # minimally required architecture flags for assembly modules
931 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
932 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
935 my $no_shared_warn=0;
936 my $no_user_cflags=0;
937 my $no_user_defines=0;
939 # The DSO code currently always implements all functions so that no
940 # applications will have to worry about that from a compilation point
941 # of view. However, the "method"s may return zero unless that platform
942 # has support compiled in for them. Currently each method is enabled
943 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
944 # string entry into using the following logic;
945 if (!$disabled{dso} && $target{dso_scheme} ne "")
947 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
948 if ($target{dso_scheme} eq "DLFCN")
950 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
952 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
954 unshift @{$config{defines}}, "DSO_DLFCN";
958 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
962 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
968 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
969 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
973 # If threads aren't disabled, check how possible they are
974 unless ($disabled{threads}) {
976 # Enabled by default, disable it forcibly if unavailable
977 if ($target{thread_scheme} eq "(unknown)") {
978 $disabled{threads} = "unavailable";
981 # The user chose to enable threads explicitely, let's see
982 # if there's a chance that's possible
983 if ($target{thread_scheme} eq "(unknown)") {
984 # If the user asked for "threads" and we don't have internal
985 # knowledge how to do it, [s]he is expected to provide any
986 # system-dependent compiler options that are necessary. We
987 # can't truly check that the given options are correct, but
988 # we expect the user to know what [s]He is doing.
989 if ($no_user_cflags && $no_user_defines) {
990 die "You asked for multi-threading support, but didn't\n"
991 ,"provide any system-specific compiler options\n";
997 # If threads still aren't disabled, add a C macro to ensure the source
998 # code knows about it. Any other flag is taken care of by the configs.
999 unless($disabled{threads}) {
1000 foreach (("defines", "openssl_thread_defines")) {
1001 push @{$config{$_}}, "OPENSSL_THREADS";
1005 # With "deprecated" disable all deprecated features.
1006 if (defined($disabled{"deprecated"})) {
1007 $config{api} = $maxapi;
1010 if ($target{shared_target} eq "")
1013 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1015 $disabled{shared} = "no-shared-target";
1016 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1020 if ($disabled{"dynamic-engine"}) {
1021 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1022 $config{dynamic_engines} = 0;
1024 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1025 $config{dynamic_engines} = 1;
1032 # This saves the build files from having to check
1035 $target{shared_cflag} = $target{shared_ldflag} =
1036 $target{shared_rcflag} = "";
1040 push @{$config{defines}}, "OPENSSL_PIC";
1043 if ($target{sys_id} ne "")
1045 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1048 unless ($disabled{asm}) {
1049 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1050 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1052 # bn-586 is the only one implementing bn_*_part_words
1053 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1054 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1056 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1057 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1058 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1060 if ($config{fips}) {
1061 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1064 if ($target{sha1_asm_src}) {
1065 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1066 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1067 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1069 if ($target{md5_asm_src}) {
1070 push @{$config{defines}}, "MD5_ASM";
1072 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1073 if ($target{rmd160_asm_src}) {
1074 push @{$config{defines}}, "RMD160_ASM";
1076 if ($target{aes_asm_src}) {
1077 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1078 # aes-ctr.fake is not a real file, only indication that assembler
1079 # module implements AES_ctr32_encrypt...
1080 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1081 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1082 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1083 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1084 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1085 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1087 if ($target{wp_asm_src} =~ /mmx/) {
1088 if ($config{processor} eq "386") {
1089 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1090 } elsif (!$disabled{"whirlpool"}) {
1091 push @{$config{defines}}, "WHIRLPOOL_ASM";
1094 if ($target{modes_asm_src} =~ /ghash-/) {
1095 push @{$config{defines}}, "GHASH_ASM";
1097 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1098 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1100 if ($target{poly1305_asm_src} ne "") {
1101 push @{$config{defines}}, "POLY1305_ASM";
1105 my $ecc = $target{cc};
1106 if ($^O ne "VMS" && !$disabled{makedepend}) {
1107 # Is the compiler gcc or clang? $ecc is used below to see if
1108 # error-checking can be turned on.
1109 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1110 open(PIPE, "$ccpcc --version 2>&1 |");
1113 # Find the version number and save the major.
1114 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1115 my $compiler_major = $1;
1116 # We know that GNU C version 3 and up as well as all clang
1117 # versions support dependency generation
1118 $config{makedepprog} = $ccpcc
1119 if (/clang/ || (/gcc/ && $compiler_major > 3));
1120 $ecc = "clang" if /clang/;
1121 $ecc = "gcc" if /gcc/;
1122 last if ($config{makedepprog} || !$lines--);
1126 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1127 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1132 # Deal with bn_ops ###################################################
1135 $config{export_var_as_fn} =0;
1136 my $def_int="unsigned int";
1137 $config{rc4_int} =$def_int;
1138 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1141 foreach (sort split(/\s+/,$target{bn_ops})) {
1142 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1143 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1144 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1145 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1146 ($config{b64l},$config{b64},$config{b32})
1147 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1148 ($config{b64l},$config{b64},$config{b32})
1149 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1150 ($config{b64l},$config{b64},$config{b32})
1151 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1153 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1157 # Hack cflags for better warnings (dev option) #######################
1159 # "Stringify" the C flags string. This permits it to be made part of a string
1160 # and works as well on command lines.
1161 $config{cflags} =~ s/([\\\"])/\\$1/g;
1163 if (defined($config{api})) {
1164 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1165 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1166 push @{$config{defines}}, $apiflag;
1169 if ($strict_warnings)
1172 die "ERROR --strict-warnings requires gcc or clang"
1173 unless $ecc eq 'gcc' || $ecc eq 'clang';
1174 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1176 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1178 if ($ecc eq "clang")
1180 foreach $wopt (split /\s+/, $clang_devteam_warn)
1182 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1187 unless ($disabled{"crypto-mdebug-backtrace"})
1189 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1191 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1193 if ($target =~ /^BSD-/)
1195 $config{ex_libs} .= " -lexecinfo";
1199 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1200 else { $no_user_cflags=1; }
1201 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1202 else { $no_user_defines=1; }
1204 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1206 unless ($disabled{afalgeng}) {
1207 $config{afalgeng}="";
1208 if ($target =~ m/^linux/) {
1209 my $minver = 4*10000 + 1*100 + 0;
1210 if ($config{cross_compile_prefix} eq "") {
1211 my $verstr = `uname -r`;
1212 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1213 ($mi2) = $mi2 =~ /(\d+)/;
1214 my $ver = $ma*10000 + $mi1*100 + $mi2;
1215 if ($ver < $minver) {
1216 $disabled{afalgeng} = "too-old-kernel";
1218 push @{$config{engdirs}}, "afalg";
1221 $disabled{afalgeng} = "cross-compiling";
1224 $disabled{afalgeng} = "not-linux";
1228 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1230 # If we use the unified build, collect information from build.info files
1231 my %unified_info = ();
1233 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1234 if ($builder eq "unified") {
1235 # Store the name of the template file we will build the build file from
1236 # in %config. This may be useful for the build file itself.
1237 my $build_file_template =
1238 catfile($srcdir, "Configurations",
1239 $builder_platform."-".$target{build_file}.".tmpl");
1240 $build_file_template =
1241 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1242 if (! -f $build_file_template);
1243 $config{build_file_template} = $build_file_template;
1245 use lib catdir(dirname(__FILE__),"util");
1246 use with_fallback qw(Text::Template);
1251 my $relativeto = shift || ".";
1253 $dir = catdir($base,$dir) unless isabsolute($dir);
1255 # Make sure the directories we're building in exists
1258 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1259 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1266 my $relativeto = shift || ".";
1268 $file = catfile($base,$file) unless isabsolute($file);
1270 my $d = dirname($file);
1271 my $f = basename($file);
1273 # Make sure the directories we're building in exists
1276 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1277 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1281 my @build_infos = ( [ ".", "build.info" ] );
1282 foreach (@{$config{dirs}}) {
1283 push @build_infos, [ $_, "build.info" ]
1284 if (-f catfile($srcdir, $_, "build.info"));
1286 foreach (@{$config{sdirs}}) {
1287 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1288 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1290 foreach (@{$config{engdirs}}) {
1291 push @build_infos, [ catdir("engines", $_), "build.info" ]
1292 if (-f catfile($srcdir, "engines", $_, "build.info"));
1295 $config{build_infos} = [ ];
1297 foreach (@build_infos) {
1298 my $sourced = catdir($srcdir, $_->[0]);
1299 my $buildd = catdir($blddir, $_->[0]);
1304 # The basic things we're trying to build
1311 my @intermediates = ();
1316 my %shared_sources = ();
1320 my %sharednames = ();
1323 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1324 my $template = Text::Template->new(TYPE => 'FILE',
1325 SOURCE => catfile($sourced, $f));
1326 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1329 $template->fill_in(HASH => { config => \%config,
1331 disabled => \%disabled,
1332 builddir => abs2rel($buildd, $blddir),
1333 sourcedir => abs2rel($sourced, $blddir),
1334 buildtop => abs2rel($blddir, $blddir),
1335 sourcetop => abs2rel($srcdir, $blddir) },
1336 DELIMITERS => [ "{-", "-}" ]);
1338 # The top item of this stack has the following values
1339 # -2 positive already run and we found ELSE (following ELSIF should fail)
1340 # -1 positive already run (skip until ENDIF)
1341 # 0 negatives so far (if we're at a condition, check it)
1342 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1343 # 2 positive ELSE (following ELSIF should fail)
1345 collect_information(
1346 collect_from_array([ @text ],
1347 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1348 $l1 =~ s/\\$//; $l1.$l2 }),
1349 # Info we're looking for
1350 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1352 if (! @skip || $skip[$#skip] > 0) {
1358 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1359 => sub { die "ELSIF out of scope" if ! @skip;
1360 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1361 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1362 $skip[$#skip] = !! $1
1363 if $skip[$#skip] == 0; },
1365 => sub { die "ELSE out of scope" if ! @skip;
1366 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1367 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1369 => sub { die "ENDIF out of scope" if ! @skip;
1371 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1372 => sub { push @programs, split(/\s+/, $1)
1373 if !@skip || $skip[$#skip] > 0 },
1374 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1375 => sub { push @libraries, split(/\s+/, $1)
1376 if !@skip || $skip[$#skip] > 0 },
1377 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1378 => sub { push @engines, split(/\s+/, $1)
1379 if !@skip || $skip[$#skip] > 0 },
1380 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1381 => sub { push @scripts, split(/\s+/, $1)
1382 if !@skip || $skip[$#skip] > 0 },
1383 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1384 => sub { push @extra, split(/\s+/, $1)
1385 if !@skip || $skip[$#skip] > 0 },
1386 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1387 => sub { push @overrides, split(/\s+/, $1)
1388 if !@skip || $skip[$#skip] > 0 },
1390 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1391 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1392 if !@skip || $skip[$#skip] > 0 },
1393 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1394 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1395 if !@skip || $skip[$#skip] > 0 },
1396 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1397 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1398 if !@skip || $skip[$#skip] > 0 },
1399 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1400 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1401 if !@skip || $skip[$#skip] > 0 },
1402 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1403 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1404 if !@skip || $skip[$#skip] > 0 },
1405 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1406 => sub { push @{$generate{$1}}, $2
1407 if !@skip || $skip[$#skip] > 0 },
1408 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1409 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1410 if !@skip || $skip[$#skip] > 0 },
1411 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1412 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1413 if !@skip || $skip[$#skip] > 0 },
1414 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1416 my $lineiterator = shift;
1417 my $target_kind = $1;
1418 while (defined $lineiterator->()) {
1420 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1421 die "ENDRAW doesn't match BEGINRAW"
1422 if $1 ne $target_kind;
1425 next if @skip && $skip[$#skip] <= 0;
1427 if ($target_kind eq $target{build_file}
1428 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1431 qr/^(?:#.*|\s*)$/ => sub { },
1432 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1434 if ($buildinfo_debug) {
1435 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1436 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1440 if ($buildinfo_debug) {
1441 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1445 die "runaway IF?" if (@skip);
1447 foreach (keys %renames) {
1448 die "$_ renamed to more than one thing: "
1449 ,join(" ", @{$renames{$_}}),"\n"
1450 if scalar @{$renames{$_}} > 1;
1451 my $dest = cleanfile($buildd, $_, $blddir);
1452 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1453 die "$dest renamed to more than one thing: "
1454 ,$unified_info{rename}->{$dest}, $to
1455 unless !defined($unified_info{rename}->{$dest})
1456 or $unified_info{rename}->{$dest} eq $to;
1457 $unified_info{rename}->{$dest} = $to;
1460 foreach (@programs) {
1461 my $program = cleanfile($buildd, $_, $blddir);
1462 if ($unified_info{rename}->{$program}) {
1463 $program = $unified_info{rename}->{$program};
1465 $unified_info{programs}->{$program} = 1;
1468 foreach (@libraries) {
1469 my $library = cleanfile($buildd, $_, $blddir);
1470 if ($unified_info{rename}->{$library}) {
1471 $library = $unified_info{rename}->{$library};
1473 $unified_info{libraries}->{$library} = 1;
1476 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1477 ENGINES can only be used if configured with 'dynamic-engine'.
1478 This is usually a fault in a build.info file.
1480 foreach (@engines) {
1481 my $library = cleanfile($buildd, $_, $blddir);
1482 if ($unified_info{rename}->{$library}) {
1483 $library = $unified_info{rename}->{$library};
1485 $unified_info{engines}->{$library} = 1;
1488 foreach (@scripts) {
1489 my $script = cleanfile($buildd, $_, $blddir);
1490 if ($unified_info{rename}->{$script}) {
1491 $script = $unified_info{rename}->{$script};
1493 $unified_info{scripts}->{$script} = 1;
1497 my $extra = cleanfile($buildd, $_, $blddir);
1498 $unified_info{extra}->{$extra} = 1;
1501 foreach (@overrides) {
1502 my $override = cleanfile($buildd, $_, $blddir);
1503 $unified_info{overrides}->{$override} = 1;
1506 push @{$unified_info{rawlines}}, @rawlines;
1508 unless ($disabled{shared}) {
1509 # Check sharednames.
1510 foreach (keys %sharednames) {
1511 my $dest = cleanfile($buildd, $_, $blddir);
1512 if ($unified_info{rename}->{$dest}) {
1513 $dest = $unified_info{rename}->{$dest};
1515 die "shared_name for $dest with multiple values: "
1516 ,join(" ", @{$sharednames{$_}}),"\n"
1517 if scalar @{$sharednames{$_}} > 1;
1518 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1519 die "shared_name found for a library $dest that isn't defined\n"
1520 unless $unified_info{libraries}->{$dest};
1521 die "shared_name for $dest with multiple values: "
1522 ,$unified_info{sharednames}->{$dest}, ", ", $to
1523 unless !defined($unified_info{sharednames}->{$dest})
1524 or $unified_info{sharednames}->{$dest} eq $to;
1525 $unified_info{sharednames}->{$dest} = $to;
1528 # Additionally, we set up sharednames for libraries that don't
1529 # have any, as themselves.
1530 foreach (keys %{$unified_info{libraries}}) {
1531 if (!defined $unified_info{sharednames}->{$_}) {
1532 $unified_info{sharednames}->{$_} = $_
1537 foreach (keys %ordinals) {
1539 my $ddest = cleanfile($buildd, $_, $blddir);
1540 if ($unified_info{rename}->{$ddest}) {
1541 $ddest = $unified_info{rename}->{$ddest};
1543 foreach (@{$ordinals{$dest}}) {
1544 my %known_ordinals =
1547 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1549 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1551 my $o = $known_ordinals{$_};
1552 die "Ordinals for $ddest defined more than once\n"
1553 if $unified_info{ordinals}->{$ddest};
1554 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1558 foreach (keys %sources) {
1560 my $ddest = cleanfile($buildd, $_, $blddir);
1561 if ($unified_info{rename}->{$ddest}) {
1562 $ddest = $unified_info{rename}->{$ddest};
1564 foreach (@{$sources{$dest}}) {
1565 my $s = cleanfile($sourced, $_, $blddir);
1567 # If it isn't in the source tree, we assume it's generated
1570 $s = cleanfile($buildd, $_, $blddir);
1572 # We recognise C and asm files
1573 if ($s =~ /\.[csS]\b$/) {
1574 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1575 $o = cleanfile($buildd, $o, $blddir);
1576 $unified_info{sources}->{$ddest}->{$o} = 1;
1577 $unified_info{sources}->{$o}->{$s} = 1;
1579 $unified_info{sources}->{$ddest}->{$s} = 1;
1584 foreach (keys %shared_sources) {
1586 my $ddest = cleanfile($buildd, $_, $blddir);
1587 if ($unified_info{rename}->{$ddest}) {
1588 $ddest = $unified_info{rename}->{$ddest};
1590 foreach (@{$shared_sources{$dest}}) {
1591 my $s = cleanfile($sourced, $_, $blddir);
1593 # If it isn't in the source tree, we assume it's generated
1596 $s = cleanfile($buildd, $_, $blddir);
1598 # We recognise C and asm files
1599 if ($s =~ /\.[csS]\b$/) {
1600 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1601 $o = cleanfile($buildd, $o, $blddir);
1602 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1603 $unified_info{sources}->{$o}->{$s} = 1;
1605 die "unrecognised source file type for shared library: $s\n";
1610 foreach (keys %generate) {
1612 my $ddest = cleanfile($buildd, $_, $blddir);
1613 if ($unified_info{rename}->{$ddest}) {
1614 $ddest = $unified_info{rename}->{$ddest};
1616 die "more than one generator for $dest: "
1617 ,join(" ", @{$generate{$_}}),"\n"
1618 if scalar @{$generate{$_}} > 1;
1619 my @generator = split /\s+/, $generate{$dest}->[0];
1620 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1621 $unified_info{generate}->{$ddest} = [ @generator ];
1624 foreach (keys %depends) {
1626 my $ddest = cleanfile($buildd, $_, $blddir);
1627 if ($unified_info{rename}->{$ddest}) {
1628 $ddest = $unified_info{rename}->{$ddest};
1630 foreach (@{$depends{$dest}}) {
1631 my $d = cleanfile($sourced, $_, $blddir);
1633 # If we know it's generated, or assume it is because we can't
1634 # find it in the source tree, we set file we depend on to be
1635 # in the build tree rather than the source tree, and assume
1636 # and that there are lines to build it in a BEGINRAW..ENDRAW
1637 # section or in the Makefile template.
1639 || (grep { $d eq $_ }
1640 map { cleanfile($srcdir, $_, $blddir) }
1641 (@generated_headers, @generated_by_make_headers))) {
1642 $d = cleanfile($buildd, $_, $blddir);
1644 # Take note if the file to depend on is being renamed
1645 if ($unified_info{rename}->{$d}) {
1646 $d = $unified_info{rename}->{$d};
1648 $unified_info{depends}->{$ddest}->{$d} = 1;
1649 # If we depend on a header file, let's make sure it
1652 my $i = dirname($d);
1653 push @{$unified_info{includes}->{$ddest}}, $i
1654 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1659 foreach (keys %includes) {
1661 my $ddest = cleanfile($buildd, $_, $blddir);
1662 if ($unified_info{rename}->{$ddest}) {
1663 $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).
1939 ######################################################################
1941 # Helpers and utility functions
1944 # Configuration file reading #########################################
1946 # Note: All of the helper functions are for lazy evaluation. They all
1947 # return a CODE ref, which will return the intended value when evaluated.
1948 # Thus, whenever there's mention of a returned value, it's about that
1951 # Helper function to implement conditional inheritance depending on the
1952 # value of $disabled{asm}. Used in inherit_from values as follows:
1954 # inherit_from => [ "template", asm("asm_tmpl") ]
1959 $disabled{asm} ? () : @x;
1963 # Helper function to implement conditional value variants, with a default
1964 # plus additional values based on the value of $config{build_type}.
1965 # Arguments are given in hash table form:
1967 # picker(default => "Basic string: ",
1969 # release => "release")
1971 # When configuring with --debug, the resulting string will be
1972 # "Basic string: debug", and when not, it will be "Basic string: release"
1974 # This can be used to create variants of sets of flags according to the
1977 # cflags => picker(default => "-Wall",
1978 # debug => "-g -O0",
1983 return sub { add($opts{default} || (),
1984 $opts{$config{build_type}} || ())->(); }
1987 # Helper function to combine several values of different types into one.
1988 # This is useful if you want to combine a string with the result of a
1989 # lazy function, such as:
1991 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
1995 return sub { add(@stuff)->(); }
1998 # Helper function to implement conditional values depending on the value
1999 # of $disabled{threads}. Can be used as follows:
2001 # cflags => combine("-Wall", threads("-pthread"))
2005 return sub { add($disabled{threads} ? () : @flags)->(); }
2010 our $add_called = 0;
2011 # Helper function to implement adding values to already existing configuration
2012 # values. It handles elements that are ARRAYs, CODEs and scalars
2014 my $separator = shift;
2016 # If there's any ARRAY in the collection of values OR the separator
2017 # is undef, we will return an ARRAY of combined values, otherwise a
2018 # string of joined values with $separator as the separator.
2019 my $found_array = !defined($separator);
2024 while (ref($res) eq "CODE") {
2027 if (defined($res)) {
2028 if (ref($res) eq "ARRAY") {
2044 join($separator, grep { defined($_) && $_ ne "" } @values);
2048 my $separator = " ";
2049 if (ref($_[$#_]) eq "HASH") {
2051 $separator = $opts->{separator};
2054 sub { _add($separator, @x, @_) };
2057 my $separator = " ";
2058 if (ref($_[$#_]) eq "HASH") {
2060 $separator = $opts->{separator};
2063 sub { _add($separator, @_, @x) };
2066 # configuration reader, evaluates the input file as a perl script and expects
2067 # it to fill %targets with target configurations. Those are then added to
2071 open(CONFFILE, "< $fname")
2072 or die "Can't open configuration file '$fname'!\n";
2075 my $content = <CONFFILE>;
2080 local %table = %::table; # Protect %table from tampering
2086 # For each target, check that it's configured with a hash table.
2087 foreach (keys %targets) {
2088 if (ref($targets{$_}) ne "HASH") {
2089 if (ref($targets{$_}) eq "") {
2090 warn "Deprecated target configuration for $_, ignoring...\n";
2092 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2094 delete $targets{$_};
2098 %table = (%table, %targets);
2102 # configuration resolver. Will only resolve all the lazy evalutation
2103 # codeblocks for the chozen target and all those it inherits from,
2105 sub resolve_config {
2107 my @breadcrumbs = @_;
2109 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2111 if (grep { $_ eq $target } @breadcrumbs) {
2112 die "inherit_from loop! target backtrace:\n "
2113 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2116 if (!defined($table{$target})) {
2117 warn "Warning! target $target doesn't exist!\n";
2120 # Recurse through all inheritances. They will be resolved on the
2121 # fly, so when this operation is done, they will all just be a
2122 # bunch of attributes with string values.
2123 # What we get here, though, are keys with references to lists of
2124 # the combined values of them all. We will deal with lists after
2125 # this stage is done.
2126 my %combined_inheritance = ();
2127 if ($table{$target}->{inherit_from}) {
2129 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2130 foreach (@inherit_from) {
2131 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2133 # 'template' is a marker that's considered private to
2134 # the config that had it.
2135 delete $inherited_config{template};
2137 foreach (keys %inherited_config) {
2138 if (!$combined_inheritance{$_}) {
2139 $combined_inheritance{$_} = [];
2141 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2146 # We won't need inherit_from in this target any more, since we've
2147 # resolved all the inheritances that lead to this
2148 delete $table{$target}->{inherit_from};
2150 # Now is the time to deal with those lists. Here's the place to
2151 # decide what shall be done with those lists, all based on the
2152 # values of the target we're currently dealing with.
2153 # - If a value is a coderef, it will be executed with the list of
2154 # inherited values as arguments.
2155 # - If the corresponding key doesn't have a value at all or is the
2156 # emoty string, the inherited value list will be run through the
2157 # default combiner (below), and the result becomes this target's
2159 # - Otherwise, this target's value is assumed to be a string that
2160 # will simply override the inherited list of values.
2161 my $default_combiner = add();
2164 map { $_ => 1 } (keys %combined_inheritance,
2165 keys %{$table{$target}});
2167 sub process_values {
2169 my $inherited = shift; # Always a [ list ]
2175 while(ref($object) eq "CODE") {
2176 $object = $object->(@$inherited);
2178 if (!defined($object)) {
2181 elsif (ref($object) eq "ARRAY") {
2182 local $add_called; # To make sure recursive calls don't affect it
2183 return [ map { process_values($_, $inherited, $target, $entry) }
2185 } elsif (ref($object) eq "") {
2188 die "cannot handle reference type ",ref($object)
2189 ," found in target ",$target," -> ",$entry,"\n";
2193 foreach (sort keys %all_keys) {
2194 my $previous = $combined_inheritance{$_};
2196 # Current target doesn't have a value for the current key?
2197 # Assign it the default combiner, the rest of this loop body
2198 # will handle it just like any other coderef.
2199 if (!exists $table{$target}->{$_}) {
2200 $table{$target}->{$_} = $default_combiner;
2203 $table{$target}->{$_} = process_values($table{$target}->{$_},
2204 $combined_inheritance{$_},
2206 unless(defined($table{$target}->{$_})) {
2207 delete $table{$target}->{$_};
2209 # if ($extra_checks &&
2210 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2211 # warn "$_ got replaced in $target\n";
2215 # Finally done, return the result.
2216 return %{$table{$target}};
2221 print STDERR $usage;
2222 print STDERR "\npick os/compiler from:\n";
2226 foreach $i (sort keys %table)
2228 next if $table{$i}->{template};
2229 next if $i =~ /^debug/;
2230 $k += length($i) + 1;
2236 print STDERR $i . " ";
2238 foreach $i (sort keys %table)
2240 next if $table{$i}->{template};
2241 next if $i !~ /^debug/;
2242 $k += length($i) + 1;
2248 print STDERR $i . " ";
2250 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2259 unlink $out || warn "Can't remove $out, $!"
2261 foreach (@templates) {
2262 die "Can't open $_, $!" unless -f $_;
2264 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2265 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2268 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2271 # Configuration printer ##############################################
2273 sub print_table_entry
2276 my %target = resolve_config($target);
2279 # Don't print the templates
2280 return if $target{template};
2317 "shared_extension_simple",
2318 "shared_import_extension",
2329 if ($type eq "TABLE") {
2331 print "*** $target\n";
2332 foreach (@sequence) {
2333 if (ref($target{$_}) eq "ARRAY") {
2334 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2336 printf "\$%-12s = %s\n", $_, $target{$_};
2339 } elsif ($type eq "HASH") {
2341 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2342 print " '$target' => {\n";
2343 foreach (@sequence) {
2345 if (ref($target{$_}) eq "ARRAY") {
2346 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2348 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2356 # Utility routines ###################################################
2358 # On VMS, if the given file is a logical name, File::Spec::Functions
2359 # will consider it an absolute path. There are cases when we want a
2360 # purely syntactic check without checking the environment.
2364 # On non-platforms, we just use file_name_is_absolute().
2365 return file_name_is_absolute($file) unless $^O eq "VMS";
2367 # If the file spec includes a device or a directpry spec,
2368 # file_name_is_absolute() is perfectly safe.
2369 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2371 # Here, we know the given file spec isn't absolute
2375 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2376 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2377 # realpath() requires that at least all path components except the last is an
2378 # existing directory. On VMS, the last component of the directory spec must
2383 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2384 # will return the volume name for the device, no matter what. Also,
2385 # it will return an incorrect directory spec if the argument is a
2386 # directory that doesn't exist.
2388 return rel2abs($dir);
2391 # We use realpath() on Unix, since no other will properly clean out
2393 use Cwd qw/realpath/;
2395 return realpath($dir);
2402 foreach $path (split /:/, $ENV{PATH})
2404 my $fullpath = "$path/$name$target{exe_extension}";
2405 if (-f $fullpath and -x $fullpath)
2408 unless ($name eq "perl" and
2409 system("$fullpath -e " . '\'exit($]<5.0);\''));
2416 perl => sub { my $x = shift;
2417 $x =~ s/([\\\$\@"])/\\$1/g;
2418 return '"'.$x.'"'; },
2422 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2424 return map { $processor->($_); } @_;
2427 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2428 # $filename is a file name to read from
2429 # $line_concat_cond_re is a regexp detecting a line continuation ending
2430 # $line_concat is a CODEref that takes care of concatenating two lines
2431 sub collect_from_file {
2432 my $filename = shift;
2433 my $line_concat_cond_re = shift;
2434 my $line_concat = shift;
2436 open my $fh, $filename || die "unable to read $filename: $!\n";
2438 my $saved_line = "";
2442 if (defined $line_concat) {
2443 $_ = $line_concat->($saved_line, $_);
2446 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2452 die "$filename ending with continuation line\n" if $_;
2458 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2459 # $array is an ARRAYref of lines
2460 # $line_concat_cond_re is a regexp detecting a line continuation ending
2461 # $line_concat is a CODEref that takes care of concatenating two lines
2462 sub collect_from_array {
2464 my $line_concat_cond_re = shift;
2465 my $line_concat = shift;
2466 my @array = (@$array);
2469 my $saved_line = "";
2471 while (defined($_ = shift @array)) {
2473 if (defined $line_concat) {
2474 $_ = $line_concat->($saved_line, $_);
2477 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2483 die "input text ending with continuation line\n" if $_;
2488 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2489 # $lineiterator is a CODEref that delivers one line at a time.
2490 # All following arguments are regex/CODEref pairs, where the regexp detects a
2491 # line and the CODEref does something with the result of the regexp.
2492 sub collect_information {
2493 my $lineiterator = shift;
2494 my %collectors = @_;
2496 while(defined($_ = $lineiterator->())) {
2499 if ($collectors{"BEFORE"}) {
2500 $collectors{"BEFORE"}->($_);
2502 foreach my $re (keys %collectors) {
2503 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2504 $collectors{$re}->($lineiterator);
2508 if ($collectors{"OTHERWISE"}) {
2509 $collectors{"OTHERWISE"}->($lineiterator, $_)
2510 unless $found || !defined $collectors{"OTHERWISE"};
2512 if ($collectors{"AFTER"}) {
2513 $collectors{"AFTER"}->($_);