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 my $gcc_devteam_warn = "-DPEDANTIC -DREF_DEBUG -DDEBUG_UNUSED -DBIO_DEBUG"
85 . " -Wmissing-prototypes"
92 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
93 # TODO(openssl-team): fix problems and investigate if (at least) the
94 # following warnings can also be enabled:
98 # -Wlanguage-extension-token -- no, we use asm()
99 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
100 # -Wextended-offsetof -- no, needed in CMS ASN1 code
101 my $clang_devteam_warn = ""
102 . " -Qunused-arguments"
104 . " -Wno-unused-parameter"
105 . " -Wno-missing-field-initializers"
106 . " -Wno-language-extension-token"
107 . " -Wno-extended-offsetof"
108 . " -Wconditional-uninitialized"
109 . " -Wincompatible-pointer-types-discards-qualifiers"
110 . " -Wmissing-variable-declarations"
113 # This adds backtrace information to the memory leak info. Is only used
114 # when crypto-mdebug-backtrace is enabled.
115 my $memleak_devteam_backtrace = "-rdynamic";
117 my $strict_warnings = 0;
119 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
120 # which would cover all BSD flavors. -pthread applies to them all,
121 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
122 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
123 # which has to be accompanied by explicit -D_THREAD_SAFE and
124 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
125 # seems to be sufficient?
126 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
129 # API compability name to version number mapping.
131 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
133 "1.1.0" => "0x10100000L",
134 "1.0.0" => "0x10000000L",
135 "0.9.8" => "0x00908000L",
142 # Forward declarations ###############################################
144 # read_config(filename)
146 # Reads a configuration file and populates %table with the contents
147 # (which the configuration file places in %targets).
150 # resolve_config(target)
152 # Resolves all the late evalutations, inheritances and so on for the
153 # chosen target and any target it inherits from.
157 # Information collection #############################################
159 # Unified build supports separate build dir
160 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
161 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
162 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
164 $config{sourcedir} = abs2rel($srcdir);
165 $config{builddir} = abs2rel($blddir);
167 # Collect version numbers
168 $config{version} = "unknown";
169 $config{version_num} = "unknown";
170 $config{shlib_version_number} = "unknown";
171 $config{shlib_version_history} = "unknown";
174 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
175 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
176 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
177 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
178 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
180 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
182 ($config{major}, $config{minor})
183 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
184 ($config{shlib_major}, $config{shlib_minor})
185 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
186 die "erroneous version information in opensslv.h: ",
187 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
188 if ($config{major} eq "" || $config{minor} eq ""
189 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
191 # Collect target configurations
193 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
194 foreach (sort glob($pattern) ) {
199 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
202 $config{openssldir}="";
203 $config{processor}="";
205 $config{cross_compile_prefix}="";
206 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
207 my $nofipscanistercheck=0;
208 $config{baseaddr}="0xFB00000";
209 my $auto_threads=1; # enable threads automatically? true by default
213 # Top level directories to build
214 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
215 # crypto/ subdirectories to build
218 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
219 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
220 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
221 "buffer", "bio", "stack", "lhash", "rand", "err",
222 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
223 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
226 # Known TLS and DTLS protocols
227 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
228 my @dtls = qw(dtls1 dtls1_2);
230 # Explicitelly known options that are possible to disable. They can
231 # be regexps, and will be used like this: /^no-${option}$/
232 # For developers: keep it sorted alphabetically
251 "crypto-mdebug-backtrace",
265 "ec_nistp_64_gcc_128",
293 "rijndael", # Old AES name
321 foreach my $proto ((@tls, @dtls))
323 push(@disablables, $proto);
324 push(@disablables, "$proto-method");
327 my @deprecated_disablables = (
331 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
333 our %disabled = ( # "what" => "comment"
334 "ec_nistp_64_gcc_128" => "default",
339 "shared" => "default",
340 "ssl-trace" => "default",
342 "ssl3-method" => "default",
343 "unit-test" => "default",
344 "weak-ssl-ciphers" => "default",
346 "zlib-dynamic" => "default",
347 "crypto-mdebug" => "default",
348 "heartbeats" => "default",
351 # Note: => pair form used for aesthetics, not to truly make a hash table
352 my @disable_cascades = (
353 # "what" => [ "cascade", ... ]
354 sub { $config{processor} eq "386" }
357 "ssl3-method" => [ "ssl3" ],
358 "zlib" => [ "zlib-dynamic" ],
359 "rijndael" => [ "aes" ],
361 "ec" => [ "ecdsa", "ecdh" ],
363 "dgram" => [ "dtls" ],
366 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
367 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
368 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
370 # Additionally, SSL 3.0 requires either RSA or DSA+DH
372 && ($disabled{dsa} || $disabled{dh}); }
375 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
376 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
377 # (XXX: We don't support PSK-only builds).
379 && ($disabled{dsa} || $disabled{dh})
380 && ($disabled{ecdsa} || $disabled{ecdh}); }
381 => [ "tls1", "tls1_1", "tls1_2",
382 "dtls1", "dtls1_2" ],
386 # SRP and HEARTBEATS require TLSEXT
387 "tlsext" => [ "srp", "heartbeats" ],
389 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
391 # Without DSO, we can't load dynamic engines, so don't build them dynamic
392 "dso" => [ "dynamic-engine" ],
394 # Without position independent code, there can be no shared libraries or DSOs
395 "pic" => [ "shared" ],
396 "shared" => [ "dynamic-engine" ],
397 "engine" => [ "afalgeng" ],
400 # Avoid protocol support holes. Also disable all versions below N, if version
401 # N is disabled while N+1 is enabled.
403 my @list = (reverse @tls);
404 while ((my $first, my $second) = (shift @list, shift @list)) {
406 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
408 unshift @list, $second;
410 my @list = (reverse @dtls);
411 while ((my $first, my $second) = (shift @list, shift @list)) {
413 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
415 unshift @list, $second;
418 # Explicit "no-..." options will be collected in %disabled along with the defaults.
419 # To remove something from %disabled, use "enable-foo".
420 # For symmetry, "disable-foo" is a synonym for "no-foo".
422 my @generated_headers = (
423 "include/openssl/opensslconf.h",
424 "crypto/include/internal/bn_conf.h",
425 "crypto/include/internal/dso_conf.h"
428 my @generated_by_make_headers = (
435 &usage if ($#ARGV < 0);
439 $config{openssl_api_defines}=[];
440 $config{openssl_algorithm_defines}=[];
441 $config{openssl_thread_defines}=[];
442 $config{openssl_sys_defines}=[];
443 $config{openssl_other_defines}=[];
447 $config{build_type} = "release";
453 if (grep /^reconf(igure)?$/, @argvcopy) {
454 if (-f "./configdata.pm") {
455 my $file = "./configdata.pm";
456 unless (my $return = do $file) {
457 die "couldn't parse $file: $@" if $@;
458 die "couldn't do $file: $!" unless defined $return;
459 die "couldn't run $file" unless $return;
462 @argvcopy = defined($configdata::config{perlargv}) ?
463 @{$configdata::config{perlargv}} : ();
464 die "Incorrect data to reconfigure, please do a normal configuration\n"
465 if (grep(/^reconf/,@argvcopy));
466 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
467 if defined($configdata::config{cross_compile_prefix});
468 $ENV{CROSS_COMPILE} = $configdata::config{cc}
469 if defined($configdata::config{cc});
471 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
472 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
473 if $ENV{CROSS_COMPILE};
474 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
475 } elsif (open IN, "<Makefile") {
477 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
478 # centered information gathering the reading configdata.pm
482 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
483 # Older form, we split the string and hope for the best
484 @argvcopy = split /\s+/, $_;
485 die "Incorrect data to reconfigure, please do a normal configuration\n"
486 if (grep(/^reconf/,@argvcopy));
487 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
488 $ENV{CROSS_COMPILE}=$1;
489 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
494 # END OF TEMPORARY SECTION
497 die "Insufficient data to reconfigure, please do a normal configuration\n";
501 $config{perlargv} = [ @argvcopy ];
503 my %unsupported_options = ();
504 my %deprecated_options = ();
507 # VMS is a case insensitive environment, and depending on settings
508 # out of our control, we may receive options uppercased. Let's
509 # downcase at least the part before any equal sign.
514 s /^-no-/no-/; # some people just can't read the instructions
516 # rewrite some options in "enable-..." form
517 s /^-?-?shared$/enable-shared/;
518 s /^sctp$/enable-sctp/;
519 s /^threads$/enable-threads/;
520 s /^zlib$/enable-zlib/;
521 s /^zlib-dynamic$/enable-zlib-dynamic/;
523 if (/^(no|disable|enable)-(.+)$/)
526 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
528 $deprecated_options{$_} = 1;
531 elsif (!grep { $word =~ /^${_}$/ } @disablables)
533 $unsupported_options{$_} = 1;
537 if (/^no-(.+)$/ || /^disable-(.+)$/)
539 foreach my $proto ((@tls, @dtls))
541 if ($1 eq "$proto-method")
543 $disabled{"$proto"} = "option($proto-method)";
549 foreach my $proto (@dtls)
551 $disabled{$proto} = "option(dtls)";
556 # Last one of its kind
557 $disabled{"ssl3"} = "option(ssl)";
561 # XXX: Tests will fail if all SSL/TLS
562 # protocols are disabled.
563 foreach my $proto (@tls)
565 $disabled{$proto} = "option(tls)";
568 elsif ($1 eq "static-engine")
570 delete $disabled{"dynamic-engine"};
572 elsif ($1 eq "dynamic-engine")
574 $disabled{"dynamic-engine"} = "option";
578 $disabled{$1} = "option";
580 # No longer an automatic choice
581 $auto_threads = 0 if ($1 eq "threads");
583 elsif (/^enable-(.+)$/)
585 if ($1 eq "static-engine")
587 $disabled{"dynamic-engine"} = "option";
589 elsif ($1 eq "dynamic-engine")
591 delete $disabled{"dynamic-engine"};
593 elsif ($1 eq "zlib-dynamic")
595 delete $disabled{"zlib"};
598 delete $disabled{$algo};
600 # No longer an automatic choice
601 $auto_threads = 0 if ($1 eq "threads");
603 elsif (/^--strict-warnings$/)
605 $strict_warnings = 1;
609 $config{build_type} = "debug";
611 elsif (/^--release$/)
613 $config{build_type} = "release";
616 { $config{processor}=386; }
623 # No RSAref support any more since it's not needed.
624 # The check for the option is there so scripts aren't
627 elsif (/^nofipscanistercheck$/)
630 $nofipscanistercheck = 1;
638 elsif (/^--prefix=(.*)$/)
641 die "Directory given with --prefix MUST be absolute\n"
642 unless file_name_is_absolute($config{prefix});
644 elsif (/^--api=(.*)$/)
648 elsif (/^--libdir=(.*)$/)
652 elsif (/^--openssldir=(.*)$/)
654 $config{openssldir}=$1;
656 elsif (/^--with-zlib-lib=(.*)$/)
658 $withargs{zlib_lib}=$1;
660 elsif (/^--with-zlib-include=(.*)$/)
662 $withargs{zlib_include}="-I$1";
664 elsif (/^--with-fipslibdir=(.*)$/)
666 $config{fipslibdir}="$1/";
668 elsif (/^--with-baseaddr=(.*)$/)
670 $config{baseaddr}="$1";
672 elsif (/^--cross-compile-prefix=(.*)$/)
674 $config{cross_compile_prefix}=$1;
676 elsif (/^--config=(.*)$/)
680 elsif (/^-[lL](.*)$/ or /^-Wl,/)
686 push @user_defines, $1;
688 else # common if (/^[-+]/), just pass down...
690 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
691 $user_cflags.=" ".$_;
696 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
699 unless ($_ eq $target || /^no-/ || /^disable-/)
701 # "no-..." follows later after implied disactivations
702 # have been derived. (Don't take this too seroiusly,
703 # we really only write OPTIONS to the Makefile out of
706 if ($config{options} eq "")
707 { $config{options} = $_; }
709 { $config{options} .= " ".$_; }
712 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
713 die "***** Unsupported api compatibility level: $config{api}\n",
716 if (keys %deprecated_options)
718 warn "***** Deprecated options: ",
719 join(", ", keys %deprecated_options), "\n";
721 if (keys %unsupported_options)
723 die "***** Unsupported options: ",
724 join(", ", keys %unsupported_options), "\n";
730 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
734 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
737 my @tocheckfor = (keys %disabled);
738 while (@tocheckfor) {
739 my %new_tocheckfor = ();
740 my @cascade_copy = (@disable_cascades);
741 while (@cascade_copy) {
742 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
743 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
745 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
746 } grep { !defined($disabled{$_}) } @$descendents;
749 @tocheckfor = (keys %new_tocheckfor);
752 if ($target eq "TABLE") {
753 foreach (sort keys %table) {
754 print_table_entry($_, "TABLE");
759 if ($target eq "LIST") {
760 foreach (sort keys %table) {
761 print $_,"\n" unless $table{$_}->{template};
766 if ($target eq "HASH") {
767 print "%table = (\n";
768 foreach (sort keys %table) {
769 print_table_entry($_, "HASH");
774 # Backward compatibility?
775 if ($target =~ m/^CygWin32(-.*)$/) {
776 $target = "Cygwin".$1;
779 foreach (sort (keys %disabled))
781 $config{options} .= " no-$_";
783 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
795 elsif (/^dynamic-engine$/)
797 elsif (/^makedepend$/)
799 elsif (/^zlib-dynamic$/)
805 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
806 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
807 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
812 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
814 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
815 || /^autoalginit/ || /^autoerrinit/)
817 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
818 print " OPENSSL_NO_$ALGO";
820 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
824 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
826 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
827 print " OPENSSL_NO_$ALGO";
829 # fix-up crypto/directory name(s)
830 $algo="whrlpool" if $algo eq "whirlpool";
831 $algo="ripemd" if $algo eq "rmd160";
832 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
841 print "Configuring for $target\n";
843 # Support for legacy targets having a name starting with 'debug-'
844 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
846 $config{build_type} = "debug";
848 # If we do not find debug-foo in the table, the target is set to foo.
849 if (!$table{$target}) {
853 $config{target} = $target;
854 my %target = resolve_config($target);
856 &usage if (!%target || $target{template});
858 %target = ( %{$table{DEFAULTS}}, %target );
860 $target{exe_extension}="";
861 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
862 || $config{target} =~ /^(?:Cygwin|mingw)/);
863 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
865 ($target{shared_extension_simple}=$target{shared_extension})
866 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
867 $target{dso_extension}=$target{shared_extension_simple};
868 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
869 if ($config{target} =~ /^(?:Cygwin|mingw)/);
872 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
873 if $config{cross_compile_prefix} eq "";
875 # Allow overriding the names of some tools. USE WITH CARE
876 $config{perl} = $ENV{'PERL'} || which("perl5") || which("perl") || "perl";
877 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
878 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
879 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
880 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
882 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
883 # or release_ attributes.
884 # Do it in such a way that no spurious space is appended (hence the grep).
885 $config{defines} = [];
886 $config{cflags} = "";
887 $config{ex_libs} = "";
888 $config{shared_ldflag} = "";
890 # Make sure build_scheme is consistent.
891 $target{build_scheme} = [ $target{build_scheme} ]
892 if ref($target{build_scheme}) ne "ARRAY";
894 ###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
896 ###### If the user has chosen --classic, we give it to them.
897 ###### If they try that with an out-of-source config, we complain.
898 if ($target{build_scheme}->[0] eq "unified" && $classic) {
899 die "Can't perform a classic build out of source tree\n"
900 if $srcdir ne $blddir;
902 $target{build_scheme} = { unix => [ "unixmake" ],
904 VMS => undef } -> {$target{build_scheme}->[1]};
906 die "Classic mode unavailable on this platform\n"
907 unless defined($target{build_scheme});
910 my ($builder, $builder_platform, @builder_opts) =
911 @{$target{build_scheme}};
913 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
915 $config{cflags} .= " -mno-cygwin";
916 $config{shared_ldflag} .= " -mno-cygwin";
919 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
920 # minimally required architecture flags for assembly modules
921 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
922 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
925 my $no_shared_warn=0;
926 my $no_user_cflags=0;
927 my $no_user_defines=0;
929 # The DSO code currently always implements all functions so that no
930 # applications will have to worry about that from a compilation point
931 # of view. However, the "method"s may return zero unless that platform
932 # has support compiled in for them. Currently each method is enabled
933 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
934 # string entry into using the following logic;
935 if (!$disabled{dso} && $target{dso_scheme} ne "")
937 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
938 if ($target{dso_scheme} eq "DLFCN")
940 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
942 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
944 unshift @{$config{defines}}, "DSO_DLFCN";
948 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
952 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
958 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
959 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
963 # If threads aren't disabled, check how possible they are
964 unless ($disabled{threads}) {
966 # Enabled by default, disable it forcibly if unavailable
967 if ($target{thread_scheme} eq "(unknown)") {
968 $disabled{threads} = "unavailable";
971 # The user chose to enable threads explicitely, let's see
972 # if there's a chance that's possible
973 if ($target{thread_scheme} eq "(unknown)") {
974 # If the user asked for "threads" and we don't have internal
975 # knowledge how to do it, [s]he is expected to provide any
976 # system-dependent compiler options that are necessary. We
977 # can't truly check that the given options are correct, but
978 # we expect the user to know what [s]He is doing.
979 if ($no_user_cflags && $no_user_defines) {
980 die "You asked for multi-threading support, but didn't\n"
981 ,"provide any system-specific compiler options\n";
987 # If threads still aren't disabled, add a C macro to ensure the source
988 # code knows about it. Any other flag is taken care of by the configs.
989 unless($disabled{threads}) {
990 foreach (("defines", "openssl_thread_defines")) {
991 push @{$config{$_}}, "OPENSSL_THREADS";
995 # With "deprecated" disable all deprecated features.
996 if (defined($disabled{"deprecated"})) {
997 $config{api} = $maxapi;
1000 if ($target{shared_target} eq "")
1003 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1005 $disabled{shared} = "no-shared-target";
1006 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1010 if ($disabled{"dynamic-engine"}) {
1011 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1012 $config{dynamic_engines} = 0;
1014 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1015 $config{dynamic_engines} = 1;
1022 # This saves the build files from having to check
1025 $target{shared_cflag} = $target{shared_ldflag} =
1026 $target{shared_rcflag} = "";
1030 push @{$config{defines}}, "OPENSSL_PIC";
1033 if ($target{sys_id} ne "")
1035 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1038 unless ($disabled{asm}) {
1039 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1040 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1042 # bn-586 is the only one implementing bn_*_part_words
1043 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1044 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1046 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1047 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1048 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1050 if ($config{fips}) {
1051 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1054 if ($target{sha1_asm_src}) {
1055 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1056 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1057 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1059 if ($target{md5_asm_src}) {
1060 push @{$config{defines}}, "MD5_ASM";
1062 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1063 if ($target{rmd160_asm_src}) {
1064 push @{$config{defines}}, "RMD160_ASM";
1066 if ($target{aes_asm_src}) {
1067 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1068 # aes-ctr.fake is not a real file, only indication that assembler
1069 # module implements AES_ctr32_encrypt...
1070 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1071 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1072 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1073 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1074 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1075 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1077 if ($target{wp_asm_src} =~ /mmx/) {
1078 if ($config{processor} eq "386") {
1079 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1080 } elsif (!$disabled{"whirlpool"}) {
1081 push @{$config{defines}}, "WHIRLPOOL_ASM";
1084 if ($target{modes_asm_src} =~ /ghash-/) {
1085 push @{$config{defines}}, "GHASH_ASM";
1087 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1088 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1090 if ($target{poly1305_asm_src} ne "") {
1091 push @{$config{defines}}, "POLY1305_ASM";
1095 my $ecc = $target{cc};
1096 if ($^O ne "VMS" && !$disabled{makedepend}) {
1097 # Is the compiler gcc or clang? $ecc is used below to see if
1098 # error-checking can be turned on.
1099 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1100 open(PIPE, "$ccpcc --version 2>&1 |");
1103 # Find the version number and save the major.
1104 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1105 my $compiler_major = $1;
1106 # We know that GNU C version 3 and up as well as all clang
1107 # versions support dependency generation
1108 $config{makedepprog} = $ccpcc
1109 if (/clang/ || (/gcc/ && $compiler_major > 3));
1110 $ecc = "clang" if /clang/;
1111 $ecc = "gcc" if /gcc/;
1112 last if ($config{makedepprog} || !$lines--);
1116 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1117 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1122 # Deal with bn_ops ###################################################
1125 $config{export_var_as_fn} =0;
1126 my $def_int="unsigned int";
1127 $config{rc4_int} =$def_int;
1128 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1131 foreach (sort split(/\s+/,$target{bn_ops})) {
1132 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1133 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1134 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1135 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1136 ($config{b64l},$config{b64},$config{b32})
1137 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1138 ($config{b64l},$config{b64},$config{b32})
1139 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1140 ($config{b64l},$config{b64},$config{b32})
1141 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1143 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1147 # Hack cflags for better warnings (dev option) #######################
1149 # "Stringify" the C flags string. This permits it to be made part of a string
1150 # and works as well on command lines.
1151 $config{cflags} =~ s/([\\\"])/\\$1/g;
1153 if (defined($config{api})) {
1154 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1155 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1156 push @{$config{defines}}, $apiflag;
1159 if ($strict_warnings)
1162 die "ERROR --strict-warnings requires gcc or clang"
1163 unless $ecc eq 'gcc' || $ecc eq 'clang';
1164 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1166 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1168 if ($ecc eq "clang")
1170 foreach $wopt (split /\s+/, $clang_devteam_warn)
1172 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1177 unless ($disabled{"crypto-mdebug-backtrace"})
1179 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1181 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1183 if ($target =~ /^BSD-/)
1185 $config{ex_libs} .= " -lexecinfo";
1189 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1190 else { $no_user_cflags=1; }
1191 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1192 else { $no_user_defines=1; }
1194 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1196 unless ($disabled{afalgeng}) {
1197 $config{afalgeng}="";
1198 if ($target =~ m/^linux/) {
1199 my $minver = 4*10000 + 1*100 + 0;
1200 if ($config{cross_compile_prefix} eq "") {
1201 my $verstr = `uname -r`;
1202 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1203 ($mi2) = $mi2 =~ /(\d+)/;
1204 my $ver = $ma*10000 + $mi1*100 + $mi2;
1205 if ($ver < $minver) {
1206 $disabled{afalgeng} = "too-old-kernel";
1208 push @{$config{engdirs}}, "afalg";
1211 $disabled{afalgeng} = "cross-compiling";
1214 $disabled{afalgeng} = "not-linux";
1218 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1220 # If we use the unified build, collect information from build.info files
1221 my %unified_info = ();
1223 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1224 if ($builder eq "unified") {
1225 # Store the name of the template file we will build the build file from
1226 # in %config. This may be useful for the build file itself.
1227 my $build_file_template =
1228 catfile($srcdir, "Configurations",
1229 $builder_platform."-".$target{build_file}.".tmpl");
1230 $build_file_template =
1231 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1232 if (! -f $build_file_template);
1233 $config{build_file_template} = $build_file_template;
1235 use lib catdir(dirname(__FILE__),"util");
1236 use with_fallback qw(Text::Template);
1241 my $relativeto = shift || ".";
1243 $dir = catdir($base,$dir) unless isabsolute($dir);
1245 # Make sure the directories we're building in exists
1248 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1249 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1256 my $relativeto = shift || ".";
1258 $file = catfile($base,$file) unless isabsolute($file);
1260 my $d = dirname($file);
1261 my $f = basename($file);
1263 # Make sure the directories we're building in exists
1266 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1267 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1271 my @build_infos = ( [ ".", "build.info" ] );
1272 foreach (@{$config{dirs}}) {
1273 push @build_infos, [ $_, "build.info" ]
1274 if (-f catfile($srcdir, $_, "build.info"));
1276 foreach (@{$config{sdirs}}) {
1277 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1278 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1280 foreach (@{$config{engdirs}}) {
1281 push @build_infos, [ catdir("engines", $_), "build.info" ]
1282 if (-f catfile($srcdir, "engines", $_, "build.info"));
1285 $config{build_infos} = [ ];
1287 foreach (@build_infos) {
1288 my $sourced = catdir($srcdir, $_->[0]);
1289 my $buildd = catdir($blddir, $_->[0]);
1294 # The basic things we're trying to build
1301 my @intermediates = ();
1309 my %sharednames = ();
1312 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1313 my $template = Text::Template->new(TYPE => 'FILE',
1314 SOURCE => catfile($sourced, $f));
1315 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1318 $template->fill_in(HASH => { config => \%config,
1320 disabled => \%disabled,
1321 builddir => abs2rel($buildd, $blddir),
1322 sourcedir => abs2rel($sourced, $blddir),
1323 buildtop => abs2rel($blddir, $blddir),
1324 sourcetop => abs2rel($srcdir, $blddir) },
1325 DELIMITERS => [ "{-", "-}" ]);
1327 # The top item of this stack has the following values
1328 # -2 positive already run and we found ELSE (following ELSIF should fail)
1329 # -1 positive already run (skip until ENDIF)
1330 # 0 negatives so far (if we're at a condition, check it)
1331 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1332 # 2 positive ELSE (following ELSIF should fail)
1334 collect_information(
1335 collect_from_array([ @text ],
1336 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1337 $l1 =~ s/\\$//; $l1.$l2 }),
1338 # Info we're looking for
1339 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1341 if (! @skip || $skip[$#skip] > 0) {
1347 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1348 => sub { die "ELSIF out of scope" if ! @skip;
1349 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1350 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1351 $skip[$#skip] = !! $1
1352 if $skip[$#skip] == 0; },
1354 => sub { die "ELSE out of scope" if ! @skip;
1355 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1356 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1358 => sub { die "ENDIF out of scope" if ! @skip;
1360 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1361 => sub { push @programs, split(/\s+/, $1)
1362 if !@skip || $skip[$#skip] > 0 },
1363 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1364 => sub { push @libraries, split(/\s+/, $1)
1365 if !@skip || $skip[$#skip] > 0 },
1366 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1367 => sub { push @engines, split(/\s+/, $1)
1368 if !@skip || $skip[$#skip] > 0 },
1369 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1370 => sub { push @scripts, split(/\s+/, $1)
1371 if !@skip || $skip[$#skip] > 0 },
1372 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1373 => sub { push @extra, split(/\s+/, $1)
1374 if !@skip || $skip[$#skip] > 0 },
1375 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1376 => sub { push @overrides, split(/\s+/, $1)
1377 if !@skip || $skip[$#skip] > 0 },
1379 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1380 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1381 if !@skip || $skip[$#skip] > 0 },
1382 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1383 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1384 if !@skip || $skip[$#skip] > 0 },
1385 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1386 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1387 if !@skip || $skip[$#skip] > 0 },
1388 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1389 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1390 if !@skip || $skip[$#skip] > 0 },
1391 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1392 => sub { push @{$generate{$1}}, $2
1393 if !@skip || $skip[$#skip] > 0 },
1394 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1395 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1396 if !@skip || $skip[$#skip] > 0 },
1397 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1398 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1399 if !@skip || $skip[$#skip] > 0 },
1400 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1402 my $lineiterator = shift;
1403 my $target_kind = $1;
1404 while (defined $lineiterator->()) {
1406 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1407 die "ENDRAW doesn't match BEGINRAW"
1408 if $1 ne $target_kind;
1411 next if @skip && $skip[$#skip] <= 0;
1413 if ($target_kind eq $target{build_file}
1414 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1417 qr/^(?:#.*|\s*)$/ => sub { },
1418 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1420 if ($buildinfo_debug) {
1421 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1422 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1426 if ($buildinfo_debug) {
1427 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1431 die "runaway IF?" if (@skip);
1433 foreach (keys %renames) {
1434 die "$_ renamed to more than one thing: "
1435 ,join(" ", @{$renames{$_}}),"\n"
1436 if scalar @{$renames{$_}} > 1;
1437 my $dest = cleanfile($buildd, $_, $blddir);
1438 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1439 die "$dest renamed to more than one thing: "
1440 ,$unified_info{rename}->{$dest}, $to
1441 unless !defined($unified_info{rename}->{$dest})
1442 or $unified_info{rename}->{$dest} eq $to;
1443 $unified_info{rename}->{$dest} = $to;
1446 foreach (@programs) {
1447 my $program = cleanfile($buildd, $_, $blddir);
1448 if ($unified_info{rename}->{$program}) {
1449 $program = $unified_info{rename}->{$program};
1451 $unified_info{programs}->{$program} = 1;
1454 foreach (@libraries) {
1455 my $library = cleanfile($buildd, $_, $blddir);
1456 if ($unified_info{rename}->{$library}) {
1457 $library = $unified_info{rename}->{$library};
1459 $unified_info{libraries}->{$library} = 1;
1462 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1463 ENGINES can only be used if configured with 'dynamic-engine'.
1464 This is usually a fault in a build.info file.
1466 foreach (@engines) {
1467 my $library = cleanfile($buildd, $_, $blddir);
1468 if ($unified_info{rename}->{$library}) {
1469 $library = $unified_info{rename}->{$library};
1471 $unified_info{engines}->{$library} = 1;
1474 foreach (@scripts) {
1475 my $script = cleanfile($buildd, $_, $blddir);
1476 if ($unified_info{rename}->{$script}) {
1477 $script = $unified_info{rename}->{$script};
1479 $unified_info{scripts}->{$script} = 1;
1483 my $extra = cleanfile($buildd, $_, $blddir);
1484 $unified_info{extra}->{$extra} = 1;
1487 foreach (@overrides) {
1488 my $override = cleanfile($buildd, $_, $blddir);
1489 $unified_info{overrides}->{$override} = 1;
1492 push @{$unified_info{rawlines}}, @rawlines;
1494 unless ($disabled{shared}) {
1495 # Check sharednames.
1496 foreach (keys %sharednames) {
1497 my $dest = cleanfile($buildd, $_, $blddir);
1498 if ($unified_info{rename}->{$dest}) {
1499 $dest = $unified_info{rename}->{$dest};
1501 die "shared_name for $dest with multiple values: "
1502 ,join(" ", @{$sharednames{$_}}),"\n"
1503 if scalar @{$sharednames{$_}} > 1;
1504 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1505 die "shared_name found for a library $dest that isn't defined\n"
1506 unless $unified_info{libraries}->{$dest};
1507 die "shared_name for $dest with multiple values: "
1508 ,$unified_info{sharednames}->{$dest}, ", ", $to
1509 unless !defined($unified_info{sharednames}->{$dest})
1510 or $unified_info{sharednames}->{$dest} eq $to;
1511 $unified_info{sharednames}->{$dest} = $to;
1514 # Additionally, we set up sharednames for libraries that don't
1515 # have any, as themselves.
1516 foreach (keys %{$unified_info{libraries}}) {
1517 if (!defined $unified_info{sharednames}->{$_}) {
1518 $unified_info{sharednames}->{$_} = $_
1523 foreach (keys %ordinals) {
1525 my $ddest = cleanfile($buildd, $_, $blddir);
1526 if ($unified_info{rename}->{$ddest}) {
1527 $ddest = $unified_info{rename}->{$ddest};
1529 foreach (@{$ordinals{$dest}}) {
1530 my %known_ordinals =
1533 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1535 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1537 my $o = $known_ordinals{$_};
1538 die "Ordinals for $ddest defined more than once\n"
1539 if $unified_info{ordinals}->{$ddest};
1540 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1544 foreach (keys %sources) {
1546 my $ddest = cleanfile($buildd, $_, $blddir);
1547 if ($unified_info{rename}->{$ddest}) {
1548 $ddest = $unified_info{rename}->{$ddest};
1550 foreach (@{$sources{$dest}}) {
1551 my $s = cleanfile($sourced, $_, $blddir);
1553 # If it isn't in the source tree, we assume it's generated
1556 $s = cleanfile($buildd, $_, $blddir);
1558 # We recognise C and asm files
1559 if ($s =~ /\.[csS]\b$/) {
1560 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1561 $o = cleanfile($buildd, $o, $blddir);
1562 $unified_info{sources}->{$ddest}->{$o} = 1;
1563 $unified_info{sources}->{$o}->{$s} = 1;
1565 $unified_info{sources}->{$ddest}->{$s} = 1;
1570 foreach (keys %generate) {
1572 my $ddest = cleanfile($buildd, $_, $blddir);
1573 if ($unified_info{rename}->{$ddest}) {
1574 $ddest = $unified_info{rename}->{$ddest};
1576 die "more than one generator for $dest: "
1577 ,join(" ", @{$generate{$_}}),"\n"
1578 if scalar @{$generate{$_}} > 1;
1579 my @generator = split /\s+/, $generate{$dest}->[0];
1580 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1581 $unified_info{generate}->{$ddest} = [ @generator ];
1584 foreach (keys %depends) {
1586 my $ddest = cleanfile($buildd, $_, $blddir);
1587 if ($unified_info{rename}->{$ddest}) {
1588 $ddest = $unified_info{rename}->{$ddest};
1590 foreach (@{$depends{$dest}}) {
1591 my $d = cleanfile($sourced, $_, $blddir);
1593 # If we know it's generated, or assume it is because we can't
1594 # find it in the source tree, we set file we depend on to be
1595 # in the build tree rather than the source tree, and assume
1596 # and that there are lines to build it in a BEGINRAW..ENDRAW
1597 # section or in the Makefile template.
1599 || !(grep { $d eq $_ }
1600 map { cleanfile($srcdir, $_, $blddir) }
1601 (@generated_headers, @generated_by_make_headers))) {
1602 $d = cleanfile($buildd, $_, $blddir);
1604 # Take note if the file to depend on is being renamed
1605 if ($unified_info{rename}->{$d}) {
1606 $d = $unified_info{rename}->{$d};
1608 $unified_info{depends}->{$ddest}->{$d} = 1;
1609 # If we depend on a header file, let's make sure it
1612 my $i = dirname($d);
1613 push @{$unified_info{includes}->{$ddest}}, $i
1614 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1619 foreach (keys %includes) {
1621 my $ddest = cleanfile($buildd, $_, $blddir);
1622 if ($unified_info{rename}->{$ddest}) {
1623 $ddest = $unified_info{rename}->{$ddest};
1625 foreach (@{$includes{$dest}}) {
1626 my $i = cleandir($sourced, $_, $blddir);
1627 push @{$unified_info{includes}->{$ddest}}, $i
1628 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1633 ### Make unified_info a bit more efficient
1634 # One level structures
1635 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1636 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1638 # Two level structures
1639 foreach my $l1 (("sources", "ldadd", "depends")) {
1640 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1641 $unified_info{$l1}->{$l2} =
1642 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1647 # For the schemes that need it, we provide the old *_obj configs
1648 # from the *_asm_obj ones
1649 foreach (grep /_(asm|aux)_src$/, keys %target) {
1651 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1652 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1655 # Write down our configuration where it fits #########################
1657 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1665 #use vars qw(\@ISA \@EXPORT);
1666 our \@ISA = qw(Exporter);
1667 our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
1670 print OUT "our %config = (\n";
1671 foreach (sort keys %config) {
1672 if (ref($config{$_}) eq "ARRAY") {
1673 print OUT " ", $_, " => [ ", join(", ",
1674 map { quotify("perl", $_) }
1675 @{$config{$_}}), " ],\n";
1677 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1684 print OUT "our %target = (\n";
1685 foreach (sort keys %target) {
1686 if (ref($target{$_}) eq "ARRAY") {
1687 print OUT " ", $_, " => [ ", join(", ",
1688 map { quotify("perl", $_) }
1689 @{$target{$_}}), " ],\n";
1691 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1698 print OUT "our \%available_protocols = (\n";
1699 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1700 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1705 print OUT "our \%disabled = (\n";
1706 foreach (sort keys %disabled) {
1707 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1713 print OUT "our %withargs = (\n";
1714 foreach (sort keys %withargs) {
1715 if (ref($withargs{$_}) eq "ARRAY") {
1716 print OUT " ", $_, " => [ ", join(", ",
1717 map { quotify("perl", $_) }
1718 @{$withargs{$_}}), " ],\n";
1720 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1727 if ($builder eq "unified") {
1732 if (ref $_ eq "ARRAY") {
1733 print OUT " "x$indent, "[\n";
1735 $recurse->($indent + 4, $_);
1737 print OUT " "x$indent, "],\n";
1738 } elsif (ref $_ eq "HASH") {
1740 print OUT " "x$indent, "{\n";
1741 foreach (sort keys %h) {
1742 if (ref $h{$_} eq "") {
1743 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1745 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1746 $recurse->($indent + 8, $h{$_});
1749 print OUT " "x$indent, "},\n";
1751 print OUT " "x$indent, quotify("perl", $_), ",\n";
1755 print OUT "our %unified_info = (\n";
1756 foreach (sort keys %unified_info) {
1757 if (ref $unified_info{$_} eq "") {
1758 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1760 print OUT " "x4, quotify("perl", $_), " =>\n";
1761 $recurse->(8, $unified_info{$_});
1773 print "IsMK1MF =", ($builder eq "mk1mf" ? "yes" : "no"), "\n";
1774 print "CC =$target{cc}\n";
1775 print "CFLAG =$target{cflags} $config{cflags}\n";
1776 print "SHARED_CFLAG =$target{shared_cflag}\n";
1777 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1778 print "LFLAG =$target{lflags}\n";
1779 print "PLIB_LFLAG =$target{plib_lflags}\n";
1780 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1781 print "APPS_OBJ =$target{apps_obj}\n";
1782 print "CPUID_OBJ =$target{cpuid_obj}\n";
1783 print "UPLINK_OBJ =$target{uplink_obj}\n";
1784 print "BN_ASM =$target{bn_obj}\n";
1785 print "EC_ASM =$target{ec_obj}\n";
1786 print "DES_ENC =$target{des_obj}\n";
1787 print "AES_ENC =$target{aes_obj}\n";
1788 print "BF_ENC =$target{bf_obj}\n";
1789 print "CAST_ENC =$target{cast_obj}\n";
1790 print "RC4_ENC =$target{rc4_obj}\n";
1791 print "RC5_ENC =$target{rc5_obj}\n";
1792 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1793 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1794 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1795 print "CMLL_ENC =$target{cmll_obj}\n";
1796 print "MODES_OBJ =$target{modes_obj}\n";
1797 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1798 print "CHACHA_ENC =$target{chacha_obj}\n";
1799 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1800 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1801 print "PROCESSOR =$config{processor}\n";
1802 print "RANLIB =$target{ranlib}\n";
1803 print "ARFLAGS =$target{arflags}\n";
1804 print "PERL =$config{perl}\n";
1806 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1807 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1808 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1809 print "BN_LLONG mode\n" if $config{bn_ll};
1810 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1812 for (@generated_headers) {
1813 mkpath(catdir($blddir, dirname($_)));
1814 run_dofile(catfile($blddir, $_),
1815 catfile($srcdir, $_.".in"));
1819 ### When the old "unixmake" scheme goes away, so does this function
1821 sub build_Makefile {
1822 run_dofile("Makefile","Makefile.in");
1824 # Copy all Makefile.in to Makefile (except top-level)
1833 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1834 my $in = IO::File->new($_, "r") or
1835 die sprintf "Error reading Makefile.in in %s: !$\n",
1837 my $out = IO::File->new("Makefile", "w") or
1838 die sprintf "Error writing Makefile in %s: !$\n",
1840 print $out "# Generated from $_, do not edit\n";
1841 while (my $line = <$in>) { print $out $line }
1843 die sprintf "Error reading Makefile.in in %s: !$\n",
1846 die sprintf "Error writing Makefile in %s: !$\n",
1855 run_dofile(catfile($blddir, $target{build_file}),
1856 $config{build_file_template},
1857 catfile($srcdir, "Configurations", "common.tmpl"));
1862 run_dofile("util/domd", "util/domd.in");
1863 chmod 0755, "util/domd";
1866 my $platform = shift;
1867 # The only reason we do this is to have something to build MINFO from
1870 # create the ms/version32.rc file if needed
1871 my ($v1, $v2, $v3, $v4);
1872 if ($config{version_num} =~ /^0x([0-9a-f]{1})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{1})L$/i) {
1878 open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
1885 FILEVERSION $v1,$v2,$v3,$v4
1886 PRODUCTVERSION $v1,$v2,$v3,$v4
1893 FILEOS VOS__WINDOWS32
1897 BLOCK "StringFileInfo"
1902 VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
1903 VALUE "FileDescription", "OpenSSL Shared Library\\0"
1904 VALUE "FileVersion", "$config{version}\\0"
1906 VALUE "InternalName", "libcrypto32\\0"
1907 VALUE "OriginalFilename", "libcrypto32.dll\\0"
1909 VALUE "InternalName", "libssl32\\0"
1910 VALUE "OriginalFilename", "libssl32.dll\\0"
1912 VALUE "ProductName", "The OpenSSL Toolkit\\0"
1913 VALUE "ProductVersion", "$config{version}\\0"
1915 //VALUE "Comments", "\\0"
1916 VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
1917 //VALUE "LegalTrademarks", "\\0"
1918 //VALUE "PrivateBuild", "\\0"
1919 //VALUE "SpecialBuild", "\\0"
1924 VALUE "Translation", 0x409, 0x4b0
1932 $builders{$builder}->($builder_platform, @builder_opts);
1936 Configured for $target.
1939 print <<"EOF" if ($disabled{threads} eq "unavailable");
1941 The library could not be configured for supporting multi-threaded
1942 applications as the compiler options required on this system are not known.
1943 See file INSTALL for details if you need multi-threading.
1946 print <<"EOF" if ($no_shared_warn);
1948 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1949 platform, so we will pretend you gave the option 'no-pic', which also disables
1950 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1951 or position independent code, please let us know (but please first make sure
1952 you have tried with a current version of OpenSSL).
1957 ######################################################################
1959 # Helpers and utility functions
1962 # Configuration file reading #########################################
1964 # Note: All of the helper functions are for lazy evaluation. They all
1965 # return a CODE ref, which will return the intended value when evaluated.
1966 # Thus, whenever there's mention of a returned value, it's about that
1969 # Helper function to implement conditional inheritance depending on the
1970 # value of $disabled{asm}. Used in inherit_from values as follows:
1972 # inherit_from => [ "template", asm("asm_tmpl") ]
1977 $disabled{asm} ? () : @x;
1981 # Helper function to implement conditional value variants, with a default
1982 # plus additional values based on the value of $config{build_type}.
1983 # Arguments are given in hash table form:
1985 # picker(default => "Basic string: ",
1987 # release => "release")
1989 # When configuring with --debug, the resulting string will be
1990 # "Basic string: debug", and when not, it will be "Basic string: release"
1992 # This can be used to create variants of sets of flags according to the
1995 # cflags => picker(default => "-Wall",
1996 # debug => "-g -O0",
2001 return sub { add($opts{default} || (),
2002 $opts{$config{build_type}} || ())->(); }
2005 # Helper function to combine several values of different types into one.
2006 # This is useful if you want to combine a string with the result of a
2007 # lazy function, such as:
2009 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2013 return sub { add(@stuff)->(); }
2016 # Helper function to implement conditional values depending on the value
2017 # of $disabled{threads}. Can be used as follows:
2019 # cflags => combine("-Wall", threads("-pthread"))
2023 return sub { add($disabled{threads} ? () : @flags)->(); }
2028 our $add_called = 0;
2029 # Helper function to implement adding values to already existing configuration
2030 # values. It handles elements that are ARRAYs, CODEs and scalars
2032 my $separator = shift;
2034 # If there's any ARRAY in the collection of values OR the separator
2035 # is undef, we will return an ARRAY of combined values, otherwise a
2036 # string of joined values with $separator as the separator.
2037 my $found_array = !defined($separator);
2042 while (ref($res) eq "CODE") {
2045 if (defined($res)) {
2046 if (ref($res) eq "ARRAY") {
2062 join($separator, grep { defined($_) && $_ ne "" } @values);
2066 my $separator = " ";
2067 if (ref($_[$#_]) eq "HASH") {
2069 $separator = $opts->{separator};
2072 sub { _add($separator, @x, @_) };
2075 my $separator = " ";
2076 if (ref($_[$#_]) eq "HASH") {
2078 $separator = $opts->{separator};
2081 sub { _add($separator, @_, @x) };
2084 # configuration reader, evaluates the input file as a perl script and expects
2085 # it to fill %targets with target configurations. Those are then added to
2089 open(CONFFILE, "< $fname")
2090 or die "Can't open configuration file '$fname'!\n";
2093 my $content = <CONFFILE>;
2098 local %table = %::table; # Protect %table from tampering
2104 # For each target, check that it's configured with a hash table.
2105 foreach (keys %targets) {
2106 if (ref($targets{$_}) ne "HASH") {
2107 if (ref($targets{$_}) eq "") {
2108 warn "Deprecated target configuration for $_, ignoring...\n";
2110 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2112 delete $targets{$_};
2116 %table = (%table, %targets);
2120 # configuration resolver. Will only resolve all the lazy evalutation
2121 # codeblocks for the chozen target and all those it inherits from,
2123 sub resolve_config {
2125 my @breadcrumbs = @_;
2127 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2129 if (grep { $_ eq $target } @breadcrumbs) {
2130 die "inherit_from loop! target backtrace:\n "
2131 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2134 if (!defined($table{$target})) {
2135 warn "Warning! target $target doesn't exist!\n";
2138 # Recurse through all inheritances. They will be resolved on the
2139 # fly, so when this operation is done, they will all just be a
2140 # bunch of attributes with string values.
2141 # What we get here, though, are keys with references to lists of
2142 # the combined values of them all. We will deal with lists after
2143 # this stage is done.
2144 my %combined_inheritance = ();
2145 if ($table{$target}->{inherit_from}) {
2147 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2148 foreach (@inherit_from) {
2149 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2151 # 'template' is a marker that's considered private to
2152 # the config that had it.
2153 delete $inherited_config{template};
2156 if (!$combined_inheritance{$_}) {
2157 $combined_inheritance{$_} = [];
2159 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2160 } keys %inherited_config;
2164 # We won't need inherit_from in this target any more, since we've
2165 # resolved all the inheritances that lead to this
2166 delete $table{$target}->{inherit_from};
2168 # Now is the time to deal with those lists. Here's the place to
2169 # decide what shall be done with those lists, all based on the
2170 # values of the target we're currently dealing with.
2171 # - If a value is a coderef, it will be executed with the list of
2172 # inherited values as arguments.
2173 # - If the corresponding key doesn't have a value at all or is the
2174 # emoty string, the inherited value list will be run through the
2175 # default combiner (below), and the result becomes this target's
2177 # - Otherwise, this target's value is assumed to be a string that
2178 # will simply override the inherited list of values.
2179 my $default_combiner = add();
2182 map { $_ => 1 } (keys %combined_inheritance,
2183 keys %{$table{$target}});
2185 sub process_values {
2187 my $inherited = shift; # Always a [ list ]
2193 while(ref($object) eq "CODE") {
2194 $object = $object->(@$inherited);
2196 if (!defined($object)) {
2199 elsif (ref($object) eq "ARRAY") {
2200 local $add_called; # To make sure recursive calls don't affect it
2201 return [ map { process_values($_, $inherited, $target, $entry) }
2203 } elsif (ref($object) eq "") {
2206 die "cannot handle reference type ",ref($object)
2207 ," found in target ",$target," -> ",$entry,"\n";
2211 foreach (sort keys %all_keys) {
2212 my $previous = $combined_inheritance{$_};
2214 # Current target doesn't have a value for the current key?
2215 # Assign it the default combiner, the rest of this loop body
2216 # will handle it just like any other coderef.
2217 if (!exists $table{$target}->{$_}) {
2218 $table{$target}->{$_} = $default_combiner;
2221 $table{$target}->{$_} = process_values($table{$target}->{$_},
2222 $combined_inheritance{$_},
2224 unless(defined($table{$target}->{$_})) {
2225 delete $table{$target}->{$_};
2227 # if ($extra_checks &&
2228 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2229 # warn "$_ got replaced in $target\n";
2233 # Finally done, return the result.
2234 return %{$table{$target}};
2239 print STDERR $usage;
2240 print STDERR "\npick os/compiler from:\n";
2244 foreach $i (sort keys %table)
2246 next if $table{$i}->{template};
2247 next if $i =~ /^debug/;
2248 $k += length($i) + 1;
2254 print STDERR $i . " ";
2256 foreach $i (sort keys %table)
2258 next if $table{$i}->{template};
2259 next if $i !~ /^debug/;
2260 $k += length($i) + 1;
2266 print STDERR $i . " ";
2268 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2277 unlink $out || warn "Can't remove $out, $!"
2279 foreach (@templates) {
2280 die "Can't open $_, $!" unless -f $_;
2282 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2283 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2286 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2289 # Configuration printer ##############################################
2291 sub print_table_entry
2294 my %target = resolve_config($target);
2297 # Don't print the templates
2298 return if $target{template};
2335 "shared_extension_simple",
2336 "shared_import_extension",
2347 if ($type eq "TABLE") {
2349 print "*** $target\n";
2350 foreach (@sequence) {
2351 if (ref($target{$_}) eq "ARRAY") {
2352 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2354 printf "\$%-12s = %s\n", $_, $target{$_};
2357 } elsif ($type eq "HASH") {
2359 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2360 print " '$target' => {\n";
2361 foreach (@sequence) {
2363 if (ref($target{$_}) eq "ARRAY") {
2364 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2366 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2374 # Utility routines ###################################################
2376 # On VMS, if the given file is a logical name, File::Spec::Functions
2377 # will consider it an absolute path. There are cases when we want a
2378 # purely syntactic check without checking the environment.
2382 # On non-platforms, we just use file_name_is_absolute().
2383 return file_name_is_absolute($file) unless $^O eq "VMS";
2385 # If the file spec includes a device or a directpry spec,
2386 # file_name_is_absolute() is perfectly safe.
2387 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2389 # Here, we know the given file spec isn't absolute
2393 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2394 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2395 # realpath() requires that at least all path components except the last is an
2396 # existing directory. On VMS, the last component of the directory spec must
2401 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2402 # will return the volume name for the device, no matter what. Also,
2403 # it will return an incorrect directory spec if the argument is a
2404 # directory that doesn't exist.
2406 return rel2abs($dir);
2409 # We use realpath() on Unix, since no other will properly clean out
2411 use Cwd qw/realpath/;
2413 return realpath($dir);
2420 foreach $path (split /:/, $ENV{PATH})
2422 my $fullpath = "$path/$name$target{exe_extension}";
2423 if (-f $fullpath and -x $fullpath)
2426 unless ($name eq "perl" and
2427 system("$fullpath -e " . '\'exit($]<5.0);\''));
2434 perl => sub { my $x = shift;
2435 $x =~ s/([\\\$\@"])/\\$1/g;
2436 return '"'.$x.'"'; },
2440 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2442 map { $processor->($_); } @_;
2445 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2446 # $filename is a file name to read from
2447 # $line_concat_cond_re is a regexp detecting a line continuation ending
2448 # $line_concat is a CODEref that takes care of concatenating two lines
2449 sub collect_from_file {
2450 my $filename = shift;
2451 my $line_concat_cond_re = shift;
2452 my $line_concat = shift;
2454 open my $fh, $filename || die "unable to read $filename: $!\n";
2456 my $saved_line = "";
2460 if (defined $line_concat) {
2461 $_ = $line_concat->($saved_line, $_);
2464 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2470 die "$filename ending with continuation line\n" if $_;
2476 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2477 # $array is an ARRAYref of lines
2478 # $line_concat_cond_re is a regexp detecting a line continuation ending
2479 # $line_concat is a CODEref that takes care of concatenating two lines
2480 sub collect_from_array {
2482 my $line_concat_cond_re = shift;
2483 my $line_concat = shift;
2484 my @array = (@$array);
2487 my $saved_line = "";
2489 while (defined($_ = shift @array)) {
2491 if (defined $line_concat) {
2492 $_ = $line_concat->($saved_line, $_);
2495 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2501 die "input text ending with continuation line\n" if $_;
2506 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2507 # $lineiterator is a CODEref that delivers one line at a time.
2508 # All following arguments are regex/CODEref pairs, where the regexp detects a
2509 # line and the CODEref does something with the result of the regexp.
2510 sub collect_information {
2511 my $lineiterator = shift;
2512 my %collectors = @_;
2514 while(defined($_ = $lineiterator->())) {
2517 if ($collectors{"BEFORE"}) {
2518 $collectors{"BEFORE"}->($_);
2520 foreach my $re (keys %collectors) {
2521 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2522 $collectors{$re}->($lineiterator);
2526 if ($collectors{"OTHERWISE"}) {
2527 $collectors{"OTHERWISE"}->($lineiterator, $_)
2528 unless $found || !defined $collectors{"OTHERWISE"};
2530 if ($collectors{"AFTER"}) {
2531 $collectors{"AFTER"}->($_);