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 "ssl-trace" => "default",
346 "ssl3-method" => "default",
347 "unit-test" => "default",
348 "weak-ssl-ciphers" => "default",
350 "zlib-dynamic" => "default",
351 "crypto-mdebug" => "default",
352 "heartbeats" => "default",
355 # Note: => pair form used for aesthetics, not to truly make a hash table
356 my @disable_cascades = (
357 # "what" => [ "cascade", ... ]
358 sub { $config{processor} eq "386" }
361 "ssl3-method" => [ "ssl3" ],
362 "zlib" => [ "zlib-dynamic" ],
364 "ec" => [ "ecdsa", "ecdh" ],
366 "dgram" => [ "dtls", "sctp" ],
367 "sock" => [ "dgram" ],
370 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
371 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
372 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
374 # Additionally, SSL 3.0 requires either RSA or DSA+DH
376 && ($disabled{dsa} || $disabled{dh}); }
379 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
380 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
381 # (XXX: We don't support PSK-only builds).
383 && ($disabled{dsa} || $disabled{dh})
384 && ($disabled{ecdsa} || $disabled{ecdh}); }
385 => [ "tls1", "tls1_1", "tls1_2",
386 "dtls1", "dtls1_2" ],
390 # SRP and HEARTBEATS require TLSEXT
391 "tlsext" => [ "srp", "heartbeats" ],
393 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
395 # Without DSO, we can't load dynamic engines, so don't build them dynamic
396 "dso" => [ "dynamic-engine" ],
398 # Without position independent code, there can be no shared libraries or DSOs
399 "pic" => [ "shared" ],
400 "shared" => [ "dynamic-engine" ],
401 "engine" => [ "afalgeng" ],
403 # no-autoalginit is only useful when building non-shared
404 "autoalginit" => [ "shared", "apps" ],
406 "stdio" => [ "apps" ],
407 "apps" => [ "tests" ],
408 "comp" => [ "zlib" ],
409 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
412 # Avoid protocol support holes. Also disable all versions below N, if version
413 # N is disabled while N+1 is enabled.
415 my @list = (reverse @tls);
416 while ((my $first, my $second) = (shift @list, shift @list)) {
418 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
420 unshift @list, $second;
422 my @list = (reverse @dtls);
423 while ((my $first, my $second) = (shift @list, shift @list)) {
425 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
427 unshift @list, $second;
430 # Explicit "no-..." options will be collected in %disabled along with the defaults.
431 # To remove something from %disabled, use "enable-foo".
432 # For symmetry, "disable-foo" is a synonym for "no-foo".
434 my @generated_headers = (
435 "include/openssl/opensslconf.h",
436 "crypto/include/internal/bn_conf.h",
437 "crypto/include/internal/dso_conf.h"
440 my @generated_by_make_headers = (
447 &usage if ($#ARGV < 0);
451 $config{openssl_api_defines}=[];
452 $config{openssl_algorithm_defines}=[];
453 $config{openssl_thread_defines}=[];
454 $config{openssl_sys_defines}=[];
455 $config{openssl_other_defines}=[];
459 $config{build_type} = "release";
463 if (grep /^reconf(igure)?$/, @argvcopy) {
464 if (-f "./configdata.pm") {
465 my $file = "./configdata.pm";
466 unless (my $return = do $file) {
467 die "couldn't parse $file: $@" if $@;
468 die "couldn't do $file: $!" unless defined $return;
469 die "couldn't run $file" unless $return;
472 @argvcopy = defined($configdata::config{perlargv}) ?
473 @{$configdata::config{perlargv}} : ();
474 die "Incorrect data to reconfigure, please do a normal configuration\n"
475 if (grep(/^reconf/,@argvcopy));
476 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
477 if defined($configdata::config{cross_compile_prefix});
478 $ENV{CROSS_COMPILE} = $configdata::config{cc}
479 if defined($configdata::config{cc});
481 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
482 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
483 if $ENV{CROSS_COMPILE};
484 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
485 } elsif (open IN, "<Makefile") {
487 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
488 # centered information gathering the reading configdata.pm
492 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
493 # Older form, we split the string and hope for the best
494 @argvcopy = split /\s+/, $_;
495 die "Incorrect data to reconfigure, please do a normal configuration\n"
496 if (grep(/^reconf/,@argvcopy));
497 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
498 $ENV{CROSS_COMPILE}=$1;
499 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
504 # END OF TEMPORARY SECTION
507 die "Insufficient data to reconfigure, please do a normal configuration\n";
511 $config{perlargv} = [ @argvcopy ];
513 my %unsupported_options = ();
514 my %deprecated_options = ();
517 # VMS is a case insensitive environment, and depending on settings
518 # out of our control, we may receive options uppercased. Let's
519 # downcase at least the part before any equal sign.
524 s /^-no-/no-/; # some people just can't read the instructions
526 # rewrite some options in "enable-..." form
527 s /^-?-?shared$/enable-shared/;
528 s /^sctp$/enable-sctp/;
529 s /^threads$/enable-threads/;
530 s /^zlib$/enable-zlib/;
531 s /^zlib-dynamic$/enable-zlib-dynamic/;
533 if (/^(no|disable|enable)-(.+)$/)
536 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
538 $deprecated_options{$_} = 1;
541 elsif (!grep { $word =~ /^${_}$/ } @disablables)
543 $unsupported_options{$_} = 1;
547 if (/^no-(.+)$/ || /^disable-(.+)$/)
549 foreach my $proto ((@tls, @dtls))
551 if ($1 eq "$proto-method")
553 $disabled{"$proto"} = "option($proto-method)";
559 foreach my $proto (@dtls)
561 $disabled{$proto} = "option(dtls)";
563 $disabled{"dtls"} = "option(dtls)";
567 # Last one of its kind
568 $disabled{"ssl3"} = "option(ssl)";
572 # XXX: Tests will fail if all SSL/TLS
573 # protocols are disabled.
574 foreach my $proto (@tls)
576 $disabled{$proto} = "option(tls)";
579 elsif ($1 eq "static-engine")
581 delete $disabled{"dynamic-engine"};
583 elsif ($1 eq "dynamic-engine")
585 $disabled{"dynamic-engine"} = "option";
589 $disabled{$1} = "option";
591 # No longer an automatic choice
592 $auto_threads = 0 if ($1 eq "threads");
594 elsif (/^enable-(.+)$/)
596 if ($1 eq "static-engine")
598 $disabled{"dynamic-engine"} = "option";
600 elsif ($1 eq "dynamic-engine")
602 delete $disabled{"dynamic-engine"};
604 elsif ($1 eq "zlib-dynamic")
606 delete $disabled{"zlib"};
609 delete $disabled{$algo};
611 # No longer an automatic choice
612 $auto_threads = 0 if ($1 eq "threads");
614 elsif (/^--strict-warnings$/)
616 $strict_warnings = 1;
620 $config{build_type} = "debug";
622 elsif (/^--release$/)
624 $config{build_type} = "release";
627 { $config{processor}=386; }
634 # No RSAref support any more since it's not needed.
635 # The check for the option is there so scripts aren't
638 elsif (/^nofipscanistercheck$/)
641 $nofipscanistercheck = 1;
645 if (/^--prefix=(.*)$/)
648 die "Directory given with --prefix MUST be absolute\n"
649 unless file_name_is_absolute($config{prefix});
651 elsif (/^--api=(.*)$/)
655 elsif (/^--libdir=(.*)$/)
659 elsif (/^--openssldir=(.*)$/)
661 $config{openssldir}=$1;
663 elsif (/^--with-zlib-lib=(.*)$/)
665 $withargs{zlib_lib}=$1;
667 elsif (/^--with-zlib-include=(.*)$/)
669 $withargs{zlib_include}=$1;
671 elsif (/^--with-fipslibdir=(.*)$/)
673 $config{fipslibdir}="$1/";
675 elsif (/^--with-baseaddr=(.*)$/)
677 $config{baseaddr}="$1";
679 elsif (/^--cross-compile-prefix=(.*)$/)
681 $config{cross_compile_prefix}=$1;
683 elsif (/^--config=(.*)$/)
687 elsif (/^-[lL](.*)$/ or /^-Wl,/)
693 push @user_defines, $1;
695 else # common if (/^[-+]/), just pass down...
697 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
698 $user_cflags.=" ".$_;
703 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
706 unless ($_ eq $target || /^no-/ || /^disable-/)
708 # "no-..." follows later after implied disactivations
709 # have been derived. (Don't take this too seroiusly,
710 # we really only write OPTIONS to the Makefile out of
713 if ($config{options} eq "")
714 { $config{options} = $_; }
716 { $config{options} .= " ".$_; }
719 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
720 die "***** Unsupported api compatibility level: $config{api}\n",
723 if (keys %deprecated_options)
725 warn "***** Deprecated options: ",
726 join(", ", keys %deprecated_options), "\n";
728 if (keys %unsupported_options)
730 die "***** Unsupported options: ",
731 join(", ", keys %unsupported_options), "\n";
737 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
741 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
744 my @tocheckfor = (keys %disabled);
745 while (@tocheckfor) {
746 my %new_tocheckfor = ();
747 my @cascade_copy = (@disable_cascades);
748 while (@cascade_copy) {
749 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
750 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
751 foreach(grep { !defined($disabled{$_}) } @$descendents) {
752 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
756 @tocheckfor = (keys %new_tocheckfor);
759 if ($target eq "TABLE") {
760 foreach (sort keys %table) {
761 print_table_entry($_, "TABLE");
766 if ($target eq "LIST") {
767 foreach (sort keys %table) {
768 print $_,"\n" unless $table{$_}->{template};
773 if ($target eq "HASH") {
774 print "%table = (\n";
775 foreach (sort keys %table) {
776 print_table_entry($_, "HASH");
781 # Backward compatibility?
782 if ($target =~ m/^CygWin32(-.*)$/) {
783 $target = "Cygwin".$1;
786 foreach (sort (keys %disabled))
788 $config{options} .= " no-$_";
790 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
802 elsif (/^dynamic-engine$/)
804 elsif (/^makedepend$/)
806 elsif (/^zlib-dynamic$/)
812 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
813 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
814 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
819 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
821 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
822 || /^autoalginit/ || /^autoerrinit/)
824 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
825 print " OPENSSL_NO_$ALGO";
827 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
831 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
833 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
834 print " OPENSSL_NO_$ALGO";
836 # fix-up crypto/directory name(s)
837 $algo="whrlpool" if $algo eq "whirlpool";
838 $algo="ripemd" if $algo eq "rmd160";
839 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
848 print "Configuring for $target\n";
850 # Support for legacy targets having a name starting with 'debug-'
851 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
853 $config{build_type} = "debug";
855 # If we do not find debug-foo in the table, the target is set to foo.
856 if (!$table{$target}) {
860 $config{target} = $target;
861 my %target = resolve_config($target);
863 &usage if (!%target || $target{template});
865 %target = ( %{$table{DEFAULTS}}, %target );
867 $target{exe_extension}="";
868 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
869 || $config{target} =~ /^(?:Cygwin|mingw)/);
870 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
872 ($target{shared_extension_simple}=$target{shared_extension})
873 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
874 $target{dso_extension}=$target{shared_extension_simple};
875 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
876 if ($config{target} =~ /^(?:Cygwin|mingw)/);
879 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
880 if $config{cross_compile_prefix} eq "";
882 # Allow overriding the names of some tools. USE WITH CARE
883 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
884 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
885 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
886 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
887 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
889 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
890 # or release_ attributes.
891 # Do it in such a way that no spurious space is appended (hence the grep).
892 $config{defines} = [];
893 $config{cflags} = "";
894 $config{ex_libs} = "";
895 $config{shared_ldflag} = "";
897 # Make sure build_scheme is consistent.
898 $target{build_scheme} = [ $target{build_scheme} ]
899 if ref($target{build_scheme}) ne "ARRAY";
901 my ($builder, $builder_platform, @builder_opts) =
902 @{$target{build_scheme}};
904 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
906 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
908 $config{cflags} .= " -mno-cygwin";
909 $config{shared_ldflag} .= " -mno-cygwin";
912 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
913 # minimally required architecture flags for assembly modules
914 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
915 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
918 my $no_shared_warn=0;
919 my $no_user_cflags=0;
920 my $no_user_defines=0;
922 # The DSO code currently always implements all functions so that no
923 # applications will have to worry about that from a compilation point
924 # of view. However, the "method"s may return zero unless that platform
925 # has support compiled in for them. Currently each method is enabled
926 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
927 # string entry into using the following logic;
928 if (!$disabled{dso} && $target{dso_scheme} ne "")
930 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
931 if ($target{dso_scheme} eq "DLFCN")
933 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
935 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
937 unshift @{$config{defines}}, "DSO_DLFCN";
941 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
945 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
951 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
952 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
956 # If threads aren't disabled, check how possible they are
957 unless ($disabled{threads}) {
959 # Enabled by default, disable it forcibly if unavailable
960 if ($target{thread_scheme} eq "(unknown)") {
961 $disabled{threads} = "unavailable";
964 # The user chose to enable threads explicitely, let's see
965 # if there's a chance that's possible
966 if ($target{thread_scheme} eq "(unknown)") {
967 # If the user asked for "threads" and we don't have internal
968 # knowledge how to do it, [s]he is expected to provide any
969 # system-dependent compiler options that are necessary. We
970 # can't truly check that the given options are correct, but
971 # we expect the user to know what [s]He is doing.
972 if ($no_user_cflags && $no_user_defines) {
973 die "You asked for multi-threading support, but didn't\n"
974 ,"provide any system-specific compiler options\n";
980 # If threads still aren't disabled, add a C macro to ensure the source
981 # code knows about it. Any other flag is taken care of by the configs.
982 unless($disabled{threads}) {
983 foreach (("defines", "openssl_thread_defines")) {
984 push @{$config{$_}}, "OPENSSL_THREADS";
988 # With "deprecated" disable all deprecated features.
989 if (defined($disabled{"deprecated"})) {
990 $config{api} = $maxapi;
993 if ($target{shared_target} eq "")
996 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
998 $disabled{shared} = "no-shared-target";
999 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1003 if ($disabled{"dynamic-engine"}) {
1004 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1005 $config{dynamic_engines} = 0;
1007 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1008 $config{dynamic_engines} = 1;
1015 # This saves the build files from having to check
1018 $target{shared_cflag} = $target{shared_ldflag} =
1019 $target{shared_rcflag} = "";
1023 push @{$config{defines}}, "OPENSSL_PIC";
1026 if ($target{sys_id} ne "")
1028 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1031 unless ($disabled{asm}) {
1032 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1033 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1035 # bn-586 is the only one implementing bn_*_part_words
1036 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1037 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1039 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1040 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1041 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1043 if ($config{fips}) {
1044 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1047 if ($target{sha1_asm_src}) {
1048 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1049 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1050 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1052 if ($target{md5_asm_src}) {
1053 push @{$config{defines}}, "MD5_ASM";
1055 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1056 if ($target{rmd160_asm_src}) {
1057 push @{$config{defines}}, "RMD160_ASM";
1059 if ($target{aes_asm_src}) {
1060 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1061 # aes-ctr.fake is not a real file, only indication that assembler
1062 # module implements AES_ctr32_encrypt...
1063 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1064 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1065 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1066 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1067 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1068 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1070 if ($target{wp_asm_src} =~ /mmx/) {
1071 if ($config{processor} eq "386") {
1072 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1073 } elsif (!$disabled{"whirlpool"}) {
1074 push @{$config{defines}}, "WHIRLPOOL_ASM";
1077 if ($target{modes_asm_src} =~ /ghash-/) {
1078 push @{$config{defines}}, "GHASH_ASM";
1080 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1081 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1083 if ($target{poly1305_asm_src} ne "") {
1084 push @{$config{defines}}, "POLY1305_ASM";
1088 my $ecc = $target{cc};
1089 if ($^O ne "VMS" && !$disabled{makedepend}) {
1090 # Is the compiler gcc or clang? $ecc is used below to see if
1091 # error-checking can be turned on.
1092 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1093 open(PIPE, "$ccpcc --version 2>&1 |");
1096 # Find the version number and save the major.
1097 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1098 my $compiler_major = $1;
1099 # We know that GNU C version 3 and up as well as all clang
1100 # versions support dependency generation
1101 $config{makedepprog} = $ccpcc
1102 if (/clang/ || (/gcc/ && $compiler_major > 3));
1103 $ecc = "clang" if /clang/;
1104 $ecc = "gcc" if /gcc/;
1105 last if ($config{makedepprog} || !$lines--);
1109 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1110 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1115 # Deal with bn_ops ###################################################
1118 $config{export_var_as_fn} =0;
1119 my $def_int="unsigned int";
1120 $config{rc4_int} =$def_int;
1121 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1124 foreach (sort split(/\s+/,$target{bn_ops})) {
1125 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1126 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1127 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1128 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1129 ($config{b64l},$config{b64},$config{b32})
1130 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1131 ($config{b64l},$config{b64},$config{b32})
1132 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1133 ($config{b64l},$config{b64},$config{b32})
1134 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1136 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1140 # Hack cflags for better warnings (dev option) #######################
1142 # "Stringify" the C flags string. This permits it to be made part of a string
1143 # and works as well on command lines.
1144 $config{cflags} =~ s/([\\\"])/\\$1/g;
1146 if (defined($config{api})) {
1147 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1148 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1149 push @{$config{defines}}, $apiflag;
1152 if ($strict_warnings)
1155 die "ERROR --strict-warnings requires gcc or clang"
1156 unless $ecc eq 'gcc' || $ecc eq 'clang';
1157 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1159 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1161 if ($ecc eq "clang")
1163 foreach $wopt (split /\s+/, $clang_devteam_warn)
1165 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1170 unless ($disabled{"crypto-mdebug-backtrace"})
1172 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1174 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1176 if ($target =~ /^BSD-/)
1178 $config{ex_libs} .= " -lexecinfo";
1182 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1183 else { $no_user_cflags=1; }
1184 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1185 else { $no_user_defines=1; }
1187 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1189 unless ($disabled{afalgeng}) {
1190 $config{afalgeng}="";
1191 if ($target =~ m/^linux/) {
1192 my $minver = 4*10000 + 1*100 + 0;
1193 if ($config{cross_compile_prefix} eq "") {
1194 my $verstr = `uname -r`;
1195 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1196 ($mi2) = $mi2 =~ /(\d+)/;
1197 my $ver = $ma*10000 + $mi1*100 + $mi2;
1198 if ($ver < $minver) {
1199 $disabled{afalgeng} = "too-old-kernel";
1201 push @{$config{engdirs}}, "afalg";
1204 $disabled{afalgeng} = "cross-compiling";
1207 $disabled{afalgeng} = "not-linux";
1211 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1213 # If we use the unified build, collect information from build.info files
1214 my %unified_info = ();
1216 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1217 if ($builder eq "unified") {
1218 # Store the name of the template file we will build the build file from
1219 # in %config. This may be useful for the build file itself.
1220 my $build_file_template =
1221 catfile($srcdir, "Configurations",
1222 $builder_platform."-".$target{build_file}.".tmpl");
1223 $build_file_template =
1224 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1225 if (! -f $build_file_template);
1226 $config{build_file_template} = $build_file_template;
1228 use lib catdir(dirname(__FILE__),"util");
1229 use with_fallback qw(Text::Template);
1234 my $relativeto = shift || ".";
1236 $dir = catdir($base,$dir) unless isabsolute($dir);
1238 # Make sure the directories we're building in exists
1241 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1242 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1249 my $relativeto = shift || ".";
1251 $file = catfile($base,$file) unless isabsolute($file);
1253 my $d = dirname($file);
1254 my $f = basename($file);
1256 # Make sure the directories we're building in exists
1259 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1260 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1264 my @build_infos = ( [ ".", "build.info" ] );
1265 foreach (@{$config{dirs}}) {
1266 push @build_infos, [ $_, "build.info" ]
1267 if (-f catfile($srcdir, $_, "build.info"));
1269 foreach (@{$config{sdirs}}) {
1270 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1271 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1273 foreach (@{$config{engdirs}}) {
1274 push @build_infos, [ catdir("engines", $_), "build.info" ]
1275 if (-f catfile($srcdir, "engines", $_, "build.info"));
1278 $config{build_infos} = [ ];
1280 foreach (@build_infos) {
1281 my $sourced = catdir($srcdir, $_->[0]);
1282 my $buildd = catdir($blddir, $_->[0]);
1287 # The basic things we're trying to build
1294 my @intermediates = ();
1299 my %shared_sources = ();
1303 my %sharednames = ();
1306 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1307 my $template = Text::Template->new(TYPE => 'FILE',
1308 SOURCE => catfile($sourced, $f));
1309 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1312 $template->fill_in(HASH => { config => \%config,
1314 disabled => \%disabled,
1315 builddir => abs2rel($buildd, $blddir),
1316 sourcedir => abs2rel($sourced, $blddir),
1317 buildtop => abs2rel($blddir, $blddir),
1318 sourcetop => abs2rel($srcdir, $blddir) },
1319 DELIMITERS => [ "{-", "-}" ]);
1321 # The top item of this stack has the following values
1322 # -2 positive already run and we found ELSE (following ELSIF should fail)
1323 # -1 positive already run (skip until ENDIF)
1324 # 0 negatives so far (if we're at a condition, check it)
1325 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1326 # 2 positive ELSE (following ELSIF should fail)
1328 collect_information(
1329 collect_from_array([ @text ],
1330 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1331 $l1 =~ s/\\$//; $l1.$l2 }),
1332 # Info we're looking for
1333 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1335 if (! @skip || $skip[$#skip] > 0) {
1341 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1342 => sub { die "ELSIF out of scope" if ! @skip;
1343 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1344 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1345 $skip[$#skip] = !! $1
1346 if $skip[$#skip] == 0; },
1348 => sub { die "ELSE out of scope" if ! @skip;
1349 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1350 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1352 => sub { die "ENDIF out of scope" if ! @skip;
1354 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1355 => sub { push @programs, split(/\s+/, $1)
1356 if !@skip || $skip[$#skip] > 0 },
1357 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1358 => sub { push @libraries, split(/\s+/, $1)
1359 if !@skip || $skip[$#skip] > 0 },
1360 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1361 => sub { push @engines, split(/\s+/, $1)
1362 if !@skip || $skip[$#skip] > 0 },
1363 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1364 => sub { push @scripts, split(/\s+/, $1)
1365 if !@skip || $skip[$#skip] > 0 },
1366 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1367 => sub { push @extra, split(/\s+/, $1)
1368 if !@skip || $skip[$#skip] > 0 },
1369 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1370 => sub { push @overrides, split(/\s+/, $1)
1371 if !@skip || $skip[$#skip] > 0 },
1373 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1374 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1375 if !@skip || $skip[$#skip] > 0 },
1376 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1377 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1378 if !@skip || $skip[$#skip] > 0 },
1379 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1380 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1381 if !@skip || $skip[$#skip] > 0 },
1382 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1383 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1384 if !@skip || $skip[$#skip] > 0 },
1385 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1386 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1387 if !@skip || $skip[$#skip] > 0 },
1388 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1389 => sub { push @{$generate{$1}}, $2
1390 if !@skip || $skip[$#skip] > 0 },
1391 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1392 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1393 if !@skip || $skip[$#skip] > 0 },
1394 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1395 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1396 if !@skip || $skip[$#skip] > 0 },
1397 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1399 my $lineiterator = shift;
1400 my $target_kind = $1;
1401 while (defined $lineiterator->()) {
1403 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1404 die "ENDRAW doesn't match BEGINRAW"
1405 if $1 ne $target_kind;
1408 next if @skip && $skip[$#skip] <= 0;
1410 if ($target_kind eq $target{build_file}
1411 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1414 qr/^(?:#.*|\s*)$/ => sub { },
1415 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1417 if ($buildinfo_debug) {
1418 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1419 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1423 if ($buildinfo_debug) {
1424 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1428 die "runaway IF?" if (@skip);
1430 foreach (keys %renames) {
1431 die "$_ renamed to more than one thing: "
1432 ,join(" ", @{$renames{$_}}),"\n"
1433 if scalar @{$renames{$_}} > 1;
1434 my $dest = cleanfile($buildd, $_, $blddir);
1435 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1436 die "$dest renamed to more than one thing: "
1437 ,$unified_info{rename}->{$dest}, $to
1438 unless !defined($unified_info{rename}->{$dest})
1439 or $unified_info{rename}->{$dest} eq $to;
1440 $unified_info{rename}->{$dest} = $to;
1443 foreach (@programs) {
1444 my $program = cleanfile($buildd, $_, $blddir);
1445 if ($unified_info{rename}->{$program}) {
1446 $program = $unified_info{rename}->{$program};
1448 $unified_info{programs}->{$program} = 1;
1451 foreach (@libraries) {
1452 my $library = cleanfile($buildd, $_, $blddir);
1453 if ($unified_info{rename}->{$library}) {
1454 $library = $unified_info{rename}->{$library};
1456 $unified_info{libraries}->{$library} = 1;
1459 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1460 ENGINES can only be used if configured with 'dynamic-engine'.
1461 This is usually a fault in a build.info file.
1463 foreach (@engines) {
1464 my $library = cleanfile($buildd, $_, $blddir);
1465 if ($unified_info{rename}->{$library}) {
1466 $library = $unified_info{rename}->{$library};
1468 $unified_info{engines}->{$library} = 1;
1471 foreach (@scripts) {
1472 my $script = cleanfile($buildd, $_, $blddir);
1473 if ($unified_info{rename}->{$script}) {
1474 $script = $unified_info{rename}->{$script};
1476 $unified_info{scripts}->{$script} = 1;
1480 my $extra = cleanfile($buildd, $_, $blddir);
1481 $unified_info{extra}->{$extra} = 1;
1484 foreach (@overrides) {
1485 my $override = cleanfile($buildd, $_, $blddir);
1486 $unified_info{overrides}->{$override} = 1;
1489 push @{$unified_info{rawlines}}, @rawlines;
1491 unless ($disabled{shared}) {
1492 # Check sharednames.
1493 foreach (keys %sharednames) {
1494 my $dest = cleanfile($buildd, $_, $blddir);
1495 if ($unified_info{rename}->{$dest}) {
1496 $dest = $unified_info{rename}->{$dest};
1498 die "shared_name for $dest with multiple values: "
1499 ,join(" ", @{$sharednames{$_}}),"\n"
1500 if scalar @{$sharednames{$_}} > 1;
1501 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1502 die "shared_name found for a library $dest that isn't defined\n"
1503 unless $unified_info{libraries}->{$dest};
1504 die "shared_name for $dest with multiple values: "
1505 ,$unified_info{sharednames}->{$dest}, ", ", $to
1506 unless !defined($unified_info{sharednames}->{$dest})
1507 or $unified_info{sharednames}->{$dest} eq $to;
1508 $unified_info{sharednames}->{$dest} = $to;
1511 # Additionally, we set up sharednames for libraries that don't
1512 # have any, as themselves.
1513 foreach (keys %{$unified_info{libraries}}) {
1514 if (!defined $unified_info{sharednames}->{$_}) {
1515 $unified_info{sharednames}->{$_} = $_
1520 foreach (keys %ordinals) {
1522 my $ddest = cleanfile($buildd, $_, $blddir);
1523 if ($unified_info{rename}->{$ddest}) {
1524 $ddest = $unified_info{rename}->{$ddest};
1526 foreach (@{$ordinals{$dest}}) {
1527 my %known_ordinals =
1530 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1532 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1534 my $o = $known_ordinals{$_};
1535 die "Ordinals for $ddest defined more than once\n"
1536 if $unified_info{ordinals}->{$ddest};
1537 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1541 foreach (keys %sources) {
1543 my $ddest = cleanfile($buildd, $_, $blddir);
1544 if ($unified_info{rename}->{$ddest}) {
1545 $ddest = $unified_info{rename}->{$ddest};
1547 foreach (@{$sources{$dest}}) {
1548 my $s = cleanfile($sourced, $_, $blddir);
1550 # If it isn't in the source tree, we assume it's generated
1553 $s = cleanfile($buildd, $_, $blddir);
1555 # We recognise C and asm files
1556 if ($s =~ /\.[csS]\b$/) {
1557 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1558 $o = cleanfile($buildd, $o, $blddir);
1559 $unified_info{sources}->{$ddest}->{$o} = 1;
1560 $unified_info{sources}->{$o}->{$s} = 1;
1562 $unified_info{sources}->{$ddest}->{$s} = 1;
1567 foreach (keys %shared_sources) {
1569 my $ddest = cleanfile($buildd, $_, $blddir);
1570 if ($unified_info{rename}->{$ddest}) {
1571 $ddest = $unified_info{rename}->{$ddest};
1573 foreach (@{$shared_sources{$dest}}) {
1574 my $s = cleanfile($sourced, $_, $blddir);
1576 # If it isn't in the source tree, we assume it's generated
1579 $s = cleanfile($buildd, $_, $blddir);
1581 # We recognise C and asm files
1582 if ($s =~ /\.[csS]\b$/) {
1583 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1584 $o = cleanfile($buildd, $o, $blddir);
1585 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1586 $unified_info{sources}->{$o}->{$s} = 1;
1588 die "unrecognised source file type for shared library: $s\n";
1593 foreach (keys %generate) {
1595 my $ddest = cleanfile($buildd, $_, $blddir);
1596 if ($unified_info{rename}->{$ddest}) {
1597 $ddest = $unified_info{rename}->{$ddest};
1599 die "more than one generator for $dest: "
1600 ,join(" ", @{$generate{$_}}),"\n"
1601 if scalar @{$generate{$_}} > 1;
1602 my @generator = split /\s+/, $generate{$dest}->[0];
1603 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1604 $unified_info{generate}->{$ddest} = [ @generator ];
1607 foreach (keys %depends) {
1609 my $ddest = cleanfile($buildd, $_, $blddir);
1610 if ($unified_info{rename}->{$ddest}) {
1611 $ddest = $unified_info{rename}->{$ddest};
1613 foreach (@{$depends{$dest}}) {
1614 my $d = cleanfile($sourced, $_, $blddir);
1616 # If we know it's generated, or assume it is because we can't
1617 # find it in the source tree, we set file we depend on to be
1618 # in the build tree rather than the source tree, and assume
1619 # and that there are lines to build it in a BEGINRAW..ENDRAW
1620 # section or in the Makefile template.
1622 || (grep { $d eq $_ }
1623 map { cleanfile($srcdir, $_, $blddir) }
1624 (@generated_headers, @generated_by_make_headers))) {
1625 $d = cleanfile($buildd, $_, $blddir);
1627 # Take note if the file to depend on is being renamed
1628 if ($unified_info{rename}->{$d}) {
1629 $d = $unified_info{rename}->{$d};
1631 $unified_info{depends}->{$ddest}->{$d} = 1;
1632 # If we depend on a header file, let's make sure it
1635 my $i = dirname($d);
1636 push @{$unified_info{includes}->{$ddest}}, $i
1637 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1642 foreach (keys %includes) {
1644 my $ddest = cleanfile($buildd, $_, $blddir);
1645 if ($unified_info{rename}->{$ddest}) {
1646 $ddest = $unified_info{rename}->{$ddest};
1648 foreach (@{$includes{$dest}}) {
1649 my $i = cleandir($sourced, $_, $blddir);
1650 push @{$unified_info{includes}->{$ddest}}, $i
1651 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1656 ### Make unified_info a bit more efficient
1657 # One level structures
1658 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1659 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1661 # Two level structures
1662 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1663 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1664 $unified_info{$l1}->{$l2} =
1665 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1670 # For the schemes that need it, we provide the old *_obj configs
1671 # from the *_asm_obj ones
1672 foreach (grep /_(asm|aux)_src$/, keys %target) {
1674 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1675 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1678 # Write down our configuration where it fits #########################
1680 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1688 #use vars qw(\@ISA \@EXPORT);
1689 our \@ISA = qw(Exporter);
1690 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1693 print OUT "our %config = (\n";
1694 foreach (sort keys %config) {
1695 if (ref($config{$_}) eq "ARRAY") {
1696 print OUT " ", $_, " => [ ", join(", ",
1697 map { quotify("perl", $_) }
1698 @{$config{$_}}), " ],\n";
1700 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1707 print OUT "our %target = (\n";
1708 foreach (sort keys %target) {
1709 if (ref($target{$_}) eq "ARRAY") {
1710 print OUT " ", $_, " => [ ", join(", ",
1711 map { quotify("perl", $_) }
1712 @{$target{$_}}), " ],\n";
1714 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1721 print OUT "our \%available_protocols = (\n";
1722 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1723 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1728 print OUT "our \@disablables = (\n";
1729 foreach (@disablables) {
1730 print OUT " ", quotify("perl", $_), ",\n";
1736 print OUT "our \%disabled = (\n";
1737 foreach (sort keys %disabled) {
1738 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1744 print OUT "our %withargs = (\n";
1745 foreach (sort keys %withargs) {
1746 if (ref($withargs{$_}) eq "ARRAY") {
1747 print OUT " ", $_, " => [ ", join(", ",
1748 map { quotify("perl", $_) }
1749 @{$withargs{$_}}), " ],\n";
1751 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1758 if ($builder eq "unified") {
1763 if (ref $_ eq "ARRAY") {
1764 print OUT " "x$indent, "[\n";
1766 $recurse->($indent + 4, $_);
1768 print OUT " "x$indent, "],\n";
1769 } elsif (ref $_ eq "HASH") {
1771 print OUT " "x$indent, "{\n";
1772 foreach (sort keys %h) {
1773 if (ref $h{$_} eq "") {
1774 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1776 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1777 $recurse->($indent + 8, $h{$_});
1780 print OUT " "x$indent, "},\n";
1782 print OUT " "x$indent, quotify("perl", $_), ",\n";
1786 print OUT "our %unified_info = (\n";
1787 foreach (sort keys %unified_info) {
1788 if (ref $unified_info{$_} eq "") {
1789 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1791 print OUT " "x4, quotify("perl", $_), " =>\n";
1792 $recurse->(8, $unified_info{$_});
1804 print "CC =$target{cc}\n";
1805 print "CFLAG =$target{cflags} $config{cflags}\n";
1806 print "SHARED_CFLAG =$target{shared_cflag}\n";
1807 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1808 print "LFLAG =$target{lflags}\n";
1809 print "PLIB_LFLAG =$target{plib_lflags}\n";
1810 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1811 print "APPS_OBJ =$target{apps_obj}\n";
1812 print "CPUID_OBJ =$target{cpuid_obj}\n";
1813 print "UPLINK_OBJ =$target{uplink_obj}\n";
1814 print "BN_ASM =$target{bn_obj}\n";
1815 print "EC_ASM =$target{ec_obj}\n";
1816 print "DES_ENC =$target{des_obj}\n";
1817 print "AES_ENC =$target{aes_obj}\n";
1818 print "BF_ENC =$target{bf_obj}\n";
1819 print "CAST_ENC =$target{cast_obj}\n";
1820 print "RC4_ENC =$target{rc4_obj}\n";
1821 print "RC5_ENC =$target{rc5_obj}\n";
1822 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1823 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1824 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1825 print "CMLL_ENC =$target{cmll_obj}\n";
1826 print "MODES_OBJ =$target{modes_obj}\n";
1827 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1828 print "CHACHA_ENC =$target{chacha_obj}\n";
1829 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1830 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1831 print "PROCESSOR =$config{processor}\n";
1832 print "RANLIB =$target{ranlib}\n";
1833 print "ARFLAGS =$target{arflags}\n";
1834 print "PERL =$config{perl}\n";
1836 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1837 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1838 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1839 print "BN_LLONG mode\n" if $config{bn_ll};
1840 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1842 for (@generated_headers) {
1843 mkpath(catdir($blddir, dirname($_)));
1844 run_dofile(catfile($blddir, $_),
1845 catfile($srcdir, $_.".in"));
1849 ### When the old "unixmake" scheme goes away, so does this function
1851 sub build_Makefile {
1852 run_dofile("Makefile","Makefile.in");
1854 # Copy all Makefile.in to Makefile (except top-level)
1863 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1864 my $in = IO::File->new($_, "r") or
1865 die sprintf "Error reading Makefile.in in %s: !$\n",
1867 my $out = IO::File->new("Makefile", "w") or
1868 die sprintf "Error writing Makefile in %s: !$\n",
1870 print $out "# Generated from $_, do not edit\n";
1871 while (my $line = <$in>) { print $out $line }
1873 die sprintf "Error reading Makefile.in in %s: !$\n",
1876 die sprintf "Error writing Makefile in %s: !$\n",
1885 run_dofile(catfile($blddir, $target{build_file}),
1886 $config{build_file_template},
1887 catfile($srcdir, "Configurations", "common.tmpl"));
1892 run_dofile("util/domd", "util/domd.in");
1893 chmod 0755, "util/domd";
1897 $builders{$builder}->($builder_platform, @builder_opts);
1901 Configured for $target.
1904 print <<"EOF" if ($disabled{threads} eq "unavailable");
1906 The library could not be configured for supporting multi-threaded
1907 applications as the compiler options required on this system are not known.
1908 See file INSTALL for details if you need multi-threading.
1911 print <<"EOF" if ($no_shared_warn);
1913 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1914 platform, so we will pretend you gave the option 'no-pic', which also disables
1915 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1916 or position independent code, please let us know (but please first make sure
1917 you have tried with a current version of OpenSSL).
1922 ######################################################################
1924 # Helpers and utility functions
1927 # Configuration file reading #########################################
1929 # Note: All of the helper functions are for lazy evaluation. They all
1930 # return a CODE ref, which will return the intended value when evaluated.
1931 # Thus, whenever there's mention of a returned value, it's about that
1934 # Helper function to implement conditional inheritance depending on the
1935 # value of $disabled{asm}. Used in inherit_from values as follows:
1937 # inherit_from => [ "template", asm("asm_tmpl") ]
1942 $disabled{asm} ? () : @x;
1946 # Helper function to implement conditional value variants, with a default
1947 # plus additional values based on the value of $config{build_type}.
1948 # Arguments are given in hash table form:
1950 # picker(default => "Basic string: ",
1952 # release => "release")
1954 # When configuring with --debug, the resulting string will be
1955 # "Basic string: debug", and when not, it will be "Basic string: release"
1957 # This can be used to create variants of sets of flags according to the
1960 # cflags => picker(default => "-Wall",
1961 # debug => "-g -O0",
1966 return sub { add($opts{default} || (),
1967 $opts{$config{build_type}} || ())->(); }
1970 # Helper function to combine several values of different types into one.
1971 # This is useful if you want to combine a string with the result of a
1972 # lazy function, such as:
1974 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
1978 return sub { add(@stuff)->(); }
1981 # Helper function to implement conditional values depending on the value
1982 # of $disabled{threads}. Can be used as follows:
1984 # cflags => combine("-Wall", threads("-pthread"))
1988 return sub { add($disabled{threads} ? () : @flags)->(); }
1993 our $add_called = 0;
1994 # Helper function to implement adding values to already existing configuration
1995 # values. It handles elements that are ARRAYs, CODEs and scalars
1997 my $separator = shift;
1999 # If there's any ARRAY in the collection of values OR the separator
2000 # is undef, we will return an ARRAY of combined values, otherwise a
2001 # string of joined values with $separator as the separator.
2002 my $found_array = !defined($separator);
2007 while (ref($res) eq "CODE") {
2010 if (defined($res)) {
2011 if (ref($res) eq "ARRAY") {
2027 join($separator, grep { defined($_) && $_ ne "" } @values);
2031 my $separator = " ";
2032 if (ref($_[$#_]) eq "HASH") {
2034 $separator = $opts->{separator};
2037 sub { _add($separator, @x, @_) };
2040 my $separator = " ";
2041 if (ref($_[$#_]) eq "HASH") {
2043 $separator = $opts->{separator};
2046 sub { _add($separator, @_, @x) };
2049 # configuration reader, evaluates the input file as a perl script and expects
2050 # it to fill %targets with target configurations. Those are then added to
2054 open(CONFFILE, "< $fname")
2055 or die "Can't open configuration file '$fname'!\n";
2058 my $content = <CONFFILE>;
2063 local %table = %::table; # Protect %table from tampering
2069 # For each target, check that it's configured with a hash table.
2070 foreach (keys %targets) {
2071 if (ref($targets{$_}) ne "HASH") {
2072 if (ref($targets{$_}) eq "") {
2073 warn "Deprecated target configuration for $_, ignoring...\n";
2075 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2077 delete $targets{$_};
2081 %table = (%table, %targets);
2085 # configuration resolver. Will only resolve all the lazy evalutation
2086 # codeblocks for the chozen target and all those it inherits from,
2088 sub resolve_config {
2090 my @breadcrumbs = @_;
2092 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2094 if (grep { $_ eq $target } @breadcrumbs) {
2095 die "inherit_from loop! target backtrace:\n "
2096 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2099 if (!defined($table{$target})) {
2100 warn "Warning! target $target doesn't exist!\n";
2103 # Recurse through all inheritances. They will be resolved on the
2104 # fly, so when this operation is done, they will all just be a
2105 # bunch of attributes with string values.
2106 # What we get here, though, are keys with references to lists of
2107 # the combined values of them all. We will deal with lists after
2108 # this stage is done.
2109 my %combined_inheritance = ();
2110 if ($table{$target}->{inherit_from}) {
2112 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2113 foreach (@inherit_from) {
2114 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2116 # 'template' is a marker that's considered private to
2117 # the config that had it.
2118 delete $inherited_config{template};
2120 foreach (keys %inherited_config) {
2121 if (!$combined_inheritance{$_}) {
2122 $combined_inheritance{$_} = [];
2124 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2129 # We won't need inherit_from in this target any more, since we've
2130 # resolved all the inheritances that lead to this
2131 delete $table{$target}->{inherit_from};
2133 # Now is the time to deal with those lists. Here's the place to
2134 # decide what shall be done with those lists, all based on the
2135 # values of the target we're currently dealing with.
2136 # - If a value is a coderef, it will be executed with the list of
2137 # inherited values as arguments.
2138 # - If the corresponding key doesn't have a value at all or is the
2139 # emoty string, the inherited value list will be run through the
2140 # default combiner (below), and the result becomes this target's
2142 # - Otherwise, this target's value is assumed to be a string that
2143 # will simply override the inherited list of values.
2144 my $default_combiner = add();
2147 map { $_ => 1 } (keys %combined_inheritance,
2148 keys %{$table{$target}});
2150 sub process_values {
2152 my $inherited = shift; # Always a [ list ]
2158 while(ref($object) eq "CODE") {
2159 $object = $object->(@$inherited);
2161 if (!defined($object)) {
2164 elsif (ref($object) eq "ARRAY") {
2165 local $add_called; # To make sure recursive calls don't affect it
2166 return [ map { process_values($_, $inherited, $target, $entry) }
2168 } elsif (ref($object) eq "") {
2171 die "cannot handle reference type ",ref($object)
2172 ," found in target ",$target," -> ",$entry,"\n";
2176 foreach (sort keys %all_keys) {
2177 my $previous = $combined_inheritance{$_};
2179 # Current target doesn't have a value for the current key?
2180 # Assign it the default combiner, the rest of this loop body
2181 # will handle it just like any other coderef.
2182 if (!exists $table{$target}->{$_}) {
2183 $table{$target}->{$_} = $default_combiner;
2186 $table{$target}->{$_} = process_values($table{$target}->{$_},
2187 $combined_inheritance{$_},
2189 unless(defined($table{$target}->{$_})) {
2190 delete $table{$target}->{$_};
2192 # if ($extra_checks &&
2193 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2194 # warn "$_ got replaced in $target\n";
2198 # Finally done, return the result.
2199 return %{$table{$target}};
2204 print STDERR $usage;
2205 print STDERR "\npick os/compiler from:\n";
2209 foreach $i (sort keys %table)
2211 next if $table{$i}->{template};
2212 next if $i =~ /^debug/;
2213 $k += length($i) + 1;
2219 print STDERR $i . " ";
2221 foreach $i (sort keys %table)
2223 next if $table{$i}->{template};
2224 next if $i !~ /^debug/;
2225 $k += length($i) + 1;
2231 print STDERR $i . " ";
2233 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2242 unlink $out || warn "Can't remove $out, $!"
2244 foreach (@templates) {
2245 die "Can't open $_, $!" unless -f $_;
2247 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2248 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2251 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2254 # Configuration printer ##############################################
2256 sub print_table_entry
2259 my %target = resolve_config($target);
2262 # Don't print the templates
2263 return if $target{template};
2300 "shared_extension_simple",
2301 "shared_import_extension",
2312 if ($type eq "TABLE") {
2314 print "*** $target\n";
2315 foreach (@sequence) {
2316 if (ref($target{$_}) eq "ARRAY") {
2317 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2319 printf "\$%-12s = %s\n", $_, $target{$_};
2322 } elsif ($type eq "HASH") {
2324 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2325 print " '$target' => {\n";
2326 foreach (@sequence) {
2328 if (ref($target{$_}) eq "ARRAY") {
2329 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2331 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2339 # Utility routines ###################################################
2341 # On VMS, if the given file is a logical name, File::Spec::Functions
2342 # will consider it an absolute path. There are cases when we want a
2343 # purely syntactic check without checking the environment.
2347 # On non-platforms, we just use file_name_is_absolute().
2348 return file_name_is_absolute($file) unless $^O eq "VMS";
2350 # If the file spec includes a device or a directpry spec,
2351 # file_name_is_absolute() is perfectly safe.
2352 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2354 # Here, we know the given file spec isn't absolute
2358 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2359 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2360 # realpath() requires that at least all path components except the last is an
2361 # existing directory. On VMS, the last component of the directory spec must
2366 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2367 # will return the volume name for the device, no matter what. Also,
2368 # it will return an incorrect directory spec if the argument is a
2369 # directory that doesn't exist.
2371 return rel2abs($dir);
2374 # We use realpath() on Unix, since no other will properly clean out
2376 use Cwd qw/realpath/;
2378 return realpath($dir);
2385 foreach $path (split /:/, $ENV{PATH})
2387 my $fullpath = "$path/$name$target{exe_extension}";
2388 if (-f $fullpath and -x $fullpath)
2391 unless ($name eq "perl" and
2392 system("$fullpath -e " . '\'exit($]<5.0);\''));
2399 perl => sub { my $x = shift;
2400 $x =~ s/([\\\$\@"])/\\$1/g;
2401 return '"'.$x.'"'; },
2405 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2407 return map { $processor->($_); } @_;
2410 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2411 # $filename is a file name to read from
2412 # $line_concat_cond_re is a regexp detecting a line continuation ending
2413 # $line_concat is a CODEref that takes care of concatenating two lines
2414 sub collect_from_file {
2415 my $filename = shift;
2416 my $line_concat_cond_re = shift;
2417 my $line_concat = shift;
2419 open my $fh, $filename || die "unable to read $filename: $!\n";
2421 my $saved_line = "";
2425 if (defined $line_concat) {
2426 $_ = $line_concat->($saved_line, $_);
2429 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2435 die "$filename ending with continuation line\n" if $_;
2441 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2442 # $array is an ARRAYref of lines
2443 # $line_concat_cond_re is a regexp detecting a line continuation ending
2444 # $line_concat is a CODEref that takes care of concatenating two lines
2445 sub collect_from_array {
2447 my $line_concat_cond_re = shift;
2448 my $line_concat = shift;
2449 my @array = (@$array);
2452 my $saved_line = "";
2454 while (defined($_ = shift @array)) {
2456 if (defined $line_concat) {
2457 $_ = $line_concat->($saved_line, $_);
2460 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2466 die "input text ending with continuation line\n" if $_;
2471 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2472 # $lineiterator is a CODEref that delivers one line at a time.
2473 # All following arguments are regex/CODEref pairs, where the regexp detects a
2474 # line and the CODEref does something with the result of the regexp.
2475 sub collect_information {
2476 my $lineiterator = shift;
2477 my %collectors = @_;
2479 while(defined($_ = $lineiterator->())) {
2482 if ($collectors{"BEFORE"}) {
2483 $collectors{"BEFORE"}->($_);
2485 foreach my $re (keys %collectors) {
2486 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2487 $collectors{$re}->($lineiterator);
2491 if ($collectors{"OTHERWISE"}) {
2492 $collectors{"OTHERWISE"}->($lineiterator, $_)
2493 unless $found || !defined $collectors{"OTHERWISE"};
2495 if ($collectors{"AFTER"}) {
2496 $collectors{"AFTER"}->($_);