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Fix print of ASN.1 BIGNUM type.
[thirdparty/openssl.git] / Configure
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de17db91 1#! /usr/bin/env perl
f4d8f037 2# -*- mode: perl; -*-
ac3d0e13
RS		 3# Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
4#
5# Licensed under the OpenSSL license (the "License"). You may not use
6# this file except in compliance with the License. You can obtain a copy
7# in the file LICENSE in the source distribution or at
8# https://www.openssl.org/source/license.html
de17db91 9
a4ed5532 10## Configure -- OpenSSL source tree configuration script
1641cb60 11
9f519add 12require 5.10.0;
1641cb60 13use strict;
f09e7ca9 14use File::Basename;
85152ca4 15use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
dca99383 16use File::Path qw/mkpath/;
23049aa5 17use if $^O ne "VMS", 'File::Glob' => qw/glob/;
1641cb60 18
22a4f969 19# see INSTALL for instructions.
462ba4f6 20
e4ef2e25 21my $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";
462ba4f6 22
434c5dd3 23# Options:
e5f3045f 24#
f09e7ca9
RS		 25# --config add the given configuration file, which will be read after
26# any "Configurations*" files that are found in the same
27# directory as this script.
d74dfafd
RL		 28# --prefix prefix for the OpenSSL installation, which includes the
29# directories bin, lib, include, share/man, share/doc/openssl
30# This becomes the value of INSTALLTOP in Makefile
31# (Default: /usr/local)
32# --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
33# If it's a relative directory, it will be added on the directory
34# given with --prefix.
35# This becomes the value of OPENSSLDIR in Makefile and in C.
36# (Default: PREFIX/ssl)
e5f3045f 37#
cbfb39d1
AP		 38# --cross-compile-prefix Add specified prefix to binutils components.
39#
98186eb4
VD		 40# --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
41# interfaces deprecated as of the specified OpenSSL version.
42#
5270e702
RL		 43# no-hw-xxx do not compile support for specific crypto hardware.
44# Generic OpenSSL-style methods relating to this support
45# are always compiled but return NULL if the hardware
46# support isn't compiled.
47# no-hw do not compile support for any crypto hardware.
5f8d5c96
BM		 48# [no-]threads [don't] try to create a library that is suitable for
49# multithreaded applications (default is "threads" if we
50# know how to do it)
fcc6a1c4 51# [no-]shared [don't] try to create shared libraries when supported.
ae48242c 52# [no-]pic [don't] try to build position independent code when supported.
45b71abe 53# If disabled, it also disables shared and dynamic-engine.
a723979d 54# no-asm do not use assembler
bc2aadad
GT		 55# no-dso do not compile in any native shared-library methods. This
56# will ensure that all methods just return NULL.
0423f812 57# no-egd do not compile support for the entropy-gathering daemon APIs
e452de9d
RL		 58# [no-]zlib [don't] compile support for zlib compression.
59# zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
60# library and will be loaded in run-time by the OpenSSL library.
7e159e01 61# sctp include SCTP support
22a4f969 62# 386 generate 80386 code
8b1a5af3
MC		 63# enable-weak-ssl-ciphers
64# Enable weak ciphers that are disabled by default. This currently
65# only includes RC4 based ciphers.
d0590fe6 66# no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
79df9d62 67# no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
fce0ba5f 68# -<xxx> +<xxx> compiler options are passed through
e41c8d6a
GT		 69#
70# DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
71# provided to stack calls. Generates unique stack functions for
72# each possible stack type.
d02b48c6 73# BN_LLONG use the type 'long long' in crypto/bn/bn.h
d02b48c6 74# RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
d0590fe6
AP		 75# Following are set automatically by this script
76#
8483a003
F		 77# MD5_ASM use some extra md5 assembler,
78# SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
79# RMD160_ASM use some extra ripemd160 assembler,
d0590fe6
AP		 80# SHA256_ASM sha256_block is implemented in assembler
81# SHA512_ASM sha512_block is implemented in assembler
28bd8e94 82# AES_ASM AES_[en|de]crypt is implemented in assembler
d02b48c6 83
363bd0b4 84# Minimum warning options... any contributions to OpenSSL should at least get
fce0ba5f 85# past these.
363bd0b4 86
463a7b8c
AP		 87# DEBUG_UNUSED enables __owur (warn unused result) checks.
88my $gcc_devteam_warn = "-DDEBUG_UNUSED"
89 # -DPEDANTIC complements -pedantic and is meant to mask code that
f430ba31 90 # is not strictly standard-compliant and/or implementation-specific,
463a7b8c
AP		 91 # e.g. inline assembly, disregards to alignment requirements, such
92 # that -pedantic would complain about. Incidentally -DPEDANTIC has
93 # to be used even in sanitized builds, because sanitizer too is
94 # supposed to and does take notice of non-standard behaviour. Then
95 # -pedantic with pre-C9x compiler would also complain about 'long
96 # long' not being supported. As 64-bit algorithms are common now,
97 # it grew impossible to resolve this without sizeable additional
98 # code, so we just tell compiler to be pedantic about everything
99 # but 'long long' type.
100 . " -DPEDANTIC -pedantic -Wno-long-long"
8bccbce5 101 . " -Wall"
8bccbce5
RS		 102 . " -Wsign-compare"
103 . " -Wmissing-prototypes"
104 . " -Wshadow"
105 . " -Wformat"
106 . " -Wtype-limits"
107 . " -Werror"
108 ;
363bd0b4 109
190c8c60
BL		 110# These are used in addition to $gcc_devteam_warn when the compiler is clang.
111# TODO(openssl-team): fix problems and investigate if (at least) the
480405e4 112# following warnings can also be enabled:
8bccbce5 113# -Wswitch-enum
8bccbce5
RS		 114# -Wcast-align
115# -Wunreachable-code
a773b52a
RS		 116# -Wlanguage-extension-token -- no, we use asm()
117# -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
118# -Wextended-offsetof -- no, needed in CMS ASN1 code
8bccbce5
RS		 119my $clang_devteam_warn = ""
120 . " -Qunused-arguments"
121 . " -Wextra"
122 . " -Wno-unused-parameter"
123 . " -Wno-missing-field-initializers"
124 . " -Wno-language-extension-token"
125 . " -Wno-extended-offsetof"
126 . " -Wconditional-uninitialized"
127 . " -Wincompatible-pointer-types-discards-qualifiers"
128 . " -Wmissing-variable-declarations"
129 ;
cb2bc054 130
ef8ca6bd
RL		 131# This adds backtrace information to the memory leak info. Is only used
132# when crypto-mdebug-backtrace is enabled.
133my $memleak_devteam_backtrace = "-rdynamic";
a1d3f3d1 134
0c28f277
DSH		 135my $strict_warnings = 0;
136
b7efa56a 137# As for $BSDthreads. Idea is to maintain "collective" set of flags,
fce0ba5f 138# which would cover all BSD flavors. -pthread applies to them all,
b7efa56a
AP		 139# but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
140# -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
141# which has to be accompanied by explicit -D_THREAD_SAFE and
142# sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
143# seems to be sufficient?
9c62a279 144our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
d02b48c6 145
98186eb4 146#
f430ba31 147# API compatibility name to version number mapping.
98186eb4
VD		 148#
149my $maxapi = "1.1.0"; # API for "no-deprecated" builds
150my $apitable = {
151 "1.1.0" => "0x10100000L",
152 "1.0.0" => "0x10000000L",
153 "0.9.8" => "0x00908000L",
154};
155
9e0724a1 156our %table = ();
291e94df 157our %config = ();
98fdbce0 158our %withargs = ();
3e83e686 159
bd5192b1 160# Forward declarations ###############################################
7ead0c89 161
bd5192b1
RL		 162# read_config(filename)
163#
164# Reads a configuration file and populates %table with the contents
165# (which the configuration file places in %targets).
166sub read_config;
7d46b942 167
bd5192b1
RL		 168# resolve_config(target)
169#
8483a003 170# Resolves all the late evaluations, inheritances and so on for the
bd5192b1
RL		 171# chosen target and any target it inherits from.
172sub resolve_config;
7d46b942 173
15c7adb0 174
107b5792
RL		 175# Information collection #############################################
176
9fe2bb77 177# Unified build supports separate build dir
ec182ef0
RL		 178my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
179my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
9fe2bb77
RL		 180my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
181
b5293d4c
RL		 182my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
183
9fe2bb77
RL		 184$config{sourcedir} = abs2rel($srcdir);
185$config{builddir} = abs2rel($blddir);
186
107b5792
RL		 187# Collect version numbers
188$config{version} = "unknown";
189$config{version_num} = "unknown";
190$config{shlib_version_number} = "unknown";
191$config{shlib_version_history} = "unknown";
192
193collect_information(
9fe2bb77 194 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
107b5792
RL		 195 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
196 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
197 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
198 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
199 );
200if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
201
202($config{major}, $config{minor})
203 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
204($config{shlib_major}, $config{shlib_minor})
205 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
206die "erroneous version information in opensslv.h: ",
207 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
208 if ($config{major} eq "" || $config{minor} eq ""
209 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
210
211# Collect target configurations
212
85152ca4 213my $pattern = catfile(dirname($0), "Configurations", "*.conf");
97855556 214foreach (sort glob($pattern)) {
f09e7ca9
RS		 215 &read_config($_);
216}
d02b48c6 217
b5293d4c
RL		 218if (defined $ENV{$local_config_envname}) {
219 if ($^O eq 'VMS') {
220 # VMS environment variables are logical names,
221 # which can be used as is
222 $pattern = $local_config_envname . ':' . '*.conf';
223 } else {
224 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
225 }
226
97855556 227 foreach (sort glob($pattern)) {
b5293d4c
RL		 228 &read_config($_);
229 }
230}
231
291e94df 232
107b5792
RL		 233print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
234
291e94df
RL		 235$config{prefix}="";
236$config{openssldir}="";
7d130f68 237$config{processor}="";
107b5792 238$config{libdir}="";
642a6138 239$config{cross_compile_prefix}="";
107b5792 240$config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
1ab2f7f1 241my $nofipscanistercheck=0;
107b5792 242$config{baseaddr}="0xFB00000";
9c62a279 243my $auto_threads=1; # enable threads automatically? true by default
0396479d 244my $default_ranlib;
107b5792
RL		 245$config{fips}=0;
246
247# Top level directories to build
90d28f05 248$config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
107b5792
RL		 249# crypto/ subdirectories to build
250$config{sdirs} = [
251 "objects",
2d0b4412 252 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
107b5792
RL		 253 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
254 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
255 "buffer", "bio", "stack", "lhash", "rand", "err",
256 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
dba31777 257 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
107b5792 258 ];
99aab161 259
6b01bed2
VD		 260# Known TLS and DTLS protocols
261my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
262my @dtls = qw(dtls1 dtls1_2);
263
8483a003 264# Explicitly known options that are possible to disable. They can
8b527be2
RL		 265# be regexps, and will be used like this: /^no-${option}$/
266# For developers: keep it sorted alphabetically
267
268my @disablables = (
c91a0a83 269 "afalgeng",
c38bb727 270 "asan",
8b527be2 271 "asm",
52739e40 272 "async",
b184e3ef 273 "autoalginit",
498abff0 274 "autoerrinit",
8b527be2 275 "bf",
2d0b4412 276 "blake2",
8b527be2
RL		 277 "camellia",
278 "capieng",
279 "cast",
48f14845 280 "chacha",
8b527be2
RL		 281 "cmac",
282 "cms",
283 "comp",
3e45d393 284 "crypto-mdebug",
ef8ca6bd 285 "crypto-mdebug-backtrace",
8b527be2
RL		 286 "ct",
287 "deprecated",
288 "des",
289 "dgram",
290 "dh",
291 "dsa",
292 "dso",
a5ecdc6a 293 "dtls",
343ec2b0 294 "dynamic-engine",
8b527be2
RL		 295 "ec",
296 "ec2m",
6b01bed2
VD		 297 "ecdh",
298 "ecdsa",
8b527be2 299 "ec_nistp_64_gcc_128",
b31feae6 300 "egd",
8b527be2 301 "engine",
1288f26f 302 "err",
02f7114a 303 "filenames",
f59d0131
KR		 304 "fuzz-libfuzzer",
305 "fuzz-afl",
168c3b73 306 "gost",
8b527be2 307 "heartbeats",
8b527be2
RL		 308 "hw(-.+)?",
309 "idea",
09aa263a 310 "makedepend",
8b527be2
RL		 311 "md2",
312 "md4",
8b527be2 313 "mdc2",
fa22f98f 314 "multiblock",
8b527be2
RL		 315 "nextprotoneg",
316 "ocb",
317 "ocsp",
ae48242c 318 "pic",
48f14845 319 "poly1305",
8b527be2
RL		 320 "posix-io",
321 "psk",
322 "rc2",
323 "rc4",
324 "rc5",
325 "rdrand",
326 "rfc3779",
8b527be2 327 "rmd160",
8b527be2 328 "scrypt",
8b527be2
RL		 329 "sctp",
330 "seed",
8b527be2
RL		 331 "shared",
332 "sock",
333 "srp",
334 "srtp",
335 "sse2",
336 "ssl",
8b527be2
RL		 337 "ssl-trace",
338 "static-engine",
339 "stdio",
8b527be2
RL		 340 "threads",
341 "tls",
1288f26f 342 "ts",
c38bb727 343 "ubsan",
1288f26f 344 "ui",
8b527be2
RL		 345 "unit-test",
346 "whirlpool",
8b1a5af3 347 "weak-ssl-ciphers",
8b527be2
RL		 348 "zlib",
349 "zlib-dynamic",
350 );
6b01bed2
VD		 351foreach my $proto ((@tls, @dtls))
352 {
353 push(@disablables, $proto);
354 push(@disablables, "$proto-method");
355 }
8b527be2 356
2b1343b9
MC		 357my %deprecated_disablables = (
358 "ssl2" => undef,
359 "buf-freelists" => undef,
360 "ripemd" => "rmd160"
e80381e1
RL		 361 );
362
c9a112f5
BM		 363# All of the following is disabled by default (RC5 was enabled before 0.9.8):
364
9e04edf2 365our %disabled = ( # "what" => "comment"
c38bb727 366 "asan" => "default",
9e04edf2 367 "ec_nistp_64_gcc_128" => "default",
8b1a5af3 368 "egd" => "default",
f59d0131
KR		 369 "fuzz-libfuzzer" => "default",
370 "fuzz-afl" => "default",
8b1a5af3
MC		 371 "md2" => "default",
372 "rc5" => "default",
373 "sctp" => "default",
8b1a5af3 374 "ssl-trace" => "default",
9829b5ab
KR		 375 "ssl3" => "default",
376 "ssl3-method" => "default",
c38bb727 377 "ubsan" => "default",
8b1a5af3
MC		 378 "unit-test" => "default",
379 "weak-ssl-ciphers" => "default",
380 "zlib" => "default",
381 "zlib-dynamic" => "default",
382 "crypto-mdebug" => "default",
4639c68b 383 "crypto-mdebug-backtrace" => "default",
8b1a5af3 384 "heartbeats" => "default",
9e04edf2 385 );
c9a112f5 386
c569e206
RL		 387# Note: => pair form used for aesthetics, not to truly make a hash table
388my @disable_cascades = (
389 # "what" => [ "cascade", ... ]
7d130f68 390 sub { $config{processor} eq "386" }
c569e206
RL		 391 => [ "sse2" ],
392 "ssl" => [ "ssl3" ],
393 "ssl3-method" => [ "ssl3" ],
394 "zlib" => [ "zlib-dynamic" ],
c569e206 395 "des" => [ "mdc2" ],
9e4d6fbf 396 "ec" => [ "ecdsa", "ecdh" ],
c569e206 397
3fd4d211 398 "dgram" => [ "dtls", "sctp" ],
505f74ca 399 "sock" => [ "dgram" ],
c569e206
RL		 400 "dtls" => [ @dtls ],
401
402 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
403 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
404 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
405
406 # Additionally, SSL 3.0 requires either RSA or DSA+DH
407 sub { $disabled{rsa}
408 && ($disabled{dsa} || $disabled{dh}); }
409 => [ "ssl" ],
410
411 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
412 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
413 # (XXX: We don't support PSK-only builds).
414 sub { $disabled{rsa}
415 && ($disabled{dsa} || $disabled{dh})
416 && ($disabled{ecdsa} || $disabled{ecdh}); }
417 => [ "tls1", "tls1_1", "tls1_2",
418 "dtls1", "dtls1_2" ],
419
420 "tls" => [ @tls ],
421
422 # SRP and HEARTBEATS require TLSEXT
423 "tlsext" => [ "srp", "heartbeats" ],
ef8ca6bd
RL		 424
425 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
343ec2b0
RL		 426
427 # Without DSO, we can't load dynamic engines, so don't build them dynamic
428 "dso" => [ "dynamic-engine" ],
ae48242c
RL		 429
430 # Without position independent code, there can be no shared libraries or DSOs
00698061
RL		 431 "pic" => [ "shared" ],
432 "shared" => [ "dynamic-engine" ],
c91a0a83 433 "engine" => [ "afalgeng" ],
d90a6beb
MC		 434
435 # no-autoalginit is only useful when building non-shared
436 "autoalginit" => [ "shared", "apps" ],
437
438 "stdio" => [ "apps" ],
439 "apps" => [ "tests" ],
b8ce6dda 440 "comp" => [ "zlib" ],
686c86a4 441 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
c569e206
RL		 442 );
443
444# Avoid protocol support holes. Also disable all versions below N, if version
445# N is disabled while N+1 is enabled.
446#
447my @list = (reverse @tls);
448while ((my $first, my $second) = (shift @list, shift @list)) {
449 last unless @list;
450 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
451 => [ @list ] );
452 unshift @list, $second;
453}
454my @list = (reverse @dtls);
455while ((my $first, my $second) = (shift @list, shift @list)) {
456 last unless @list;
457 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
458 => [ @list ] );
459 unshift @list, $second;
460}
461
7a762197 462# Explicit "no-..." options will be collected in %disabled along with the defaults.
e4ef2e25 463# To remove something from %disabled, use "enable-foo".
7a762197
BM		 464# For symmetry, "disable-foo" is a synonym for "no-foo".
465
d0590fe6 466my $no_sse2=0;
b6e4dac2 467
462ba4f6 468&usage if ($#ARGV < 0);
d02b48c6 469
bcb1977b
RL		 470my $user_cflags="";
471my @user_defines=();
7d130f68
RL		 472$config{openssl_api_defines}=[];
473$config{openssl_algorithm_defines}=[];
474$config{openssl_thread_defines}=[];
475$config{openssl_sys_defines}=[];
476$config{openssl_other_defines}=[];
fe05264e
RL		 477my $libs="";
478my $target="";
3fa04f0d 479$config{options}="";
8864f0de 480$config{build_type} = "release";
c59cb511
RL		 481
482my @argvcopy=@ARGV;
c59cb511 483
fe05264e 484if (grep /^reconf(igure)?$/, @argvcopy) {
642a6138
RL		 485 if (-f "./configdata.pm") {
486 my $file = "./configdata.pm";
487 unless (my $return = do $file) {
488 die "couldn't parse $file: $@" if $@;
489 die "couldn't do $file: $!" unless defined $return;
490 die "couldn't run $file" unless $return;
fe05264e 491 }
642a6138
RL		 492
493 @argvcopy = defined($configdata::config{perlargv}) ?
494 @{$configdata::config{perlargv}} : ();
495 die "Incorrect data to reconfigure, please do a normal configuration\n"
496 if (grep(/^reconf/,@argvcopy));
497 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
498 if defined($configdata::config{cross_compile_prefix});
499 $ENV{CROSS_COMPILE} = $configdata::config{cc}
500 if defined($configdata::config{cc});
501
fe05264e
RL		 502 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
503 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
504 if $ENV{CROSS_COMPILE};
505 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
642a6138
RL		 506 } elsif (open IN, "<Makefile") {
507 #
508 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
509 # centered information gathering the reading configdata.pm
510 #
511 while (<IN>) {
04f171c0 512 s|\R$||;
642a6138
RL		 513 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
514 # Older form, we split the string and hope for the best
515 @argvcopy = split /\s+/, $_;
516 die "Incorrect data to reconfigure, please do a normal configuration\n"
517 if (grep(/^reconf/,@argvcopy));
518 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
519 $ENV{CROSS_COMPILE}=$1;
520 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
521 $ENV{CC}=$1;
522 }
523 }
524 #
525 # END OF TEMPORARY SECTION
526 #
fe05264e
RL		 527 } else {
528 die "Insufficient data to reconfigure, please do a normal configuration\n";
529 }
530}
531
642a6138 532$config{perlargv} = [ @argvcopy ];
fe05264e
RL		 533
534my %unsupported_options = ();
e80381e1 535my %deprecated_options = ();
fe05264e 536foreach (@argvcopy)
16b6081e 537 {
7c55e22c
RL		 538 # VMS is a case insensitive environment, and depending on settings
539 # out of our control, we may receive options uppercased. Let's
540 # downcase at least the part before any equal sign.
541 if ($^O eq "VMS")
542 {
543 s/^([^=]*)/lc($1)/e;
544 }
fe05264e 545 s /^-no-/no-/; # some people just can't read the instructions
c9a112f5 546
fe05264e
RL		 547 # rewrite some options in "enable-..." form
548 s /^-?-?shared$/enable-shared/;
549 s /^sctp$/enable-sctp/;
550 s /^threads$/enable-threads/;
551 s /^zlib$/enable-zlib/;
552 s /^zlib-dynamic$/enable-zlib-dynamic/;
c9a112f5 553
e4ef2e25 554 if (/^(no|disable|enable)-(.+)$/)
2b1343b9
MC		 555 {
556 my $word = $2;
557 if (!exists $deprecated_disablables{$word}
558 && !grep { $word =~ /^${_}$/ } @disablables)
559 {
560 $unsupported_options{$_} = 1;
561 next;
562 }
563 }
564 if (/^no-(.+)$/ || /^disable-(.+)$/)
565 {
e4ef2e25
RS		 566 foreach my $proto ((@tls, @dtls))
567 {
568 if ($1 eq "$proto-method")
569 {
570 $disabled{"$proto"} = "option($proto-method)";
571 last;
572 }
573 }
574 if ($1 eq "dtls")
575 {
576 foreach my $proto (@dtls)
577 {
578 $disabled{$proto} = "option(dtls)";
579 }
c5c7700c 580 $disabled{"dtls"} = "option(dtls)";
e4ef2e25
RS		 581 }
582 elsif ($1 eq "ssl")
583 {
584 # Last one of its kind
585 $disabled{"ssl3"} = "option(ssl)";
586 }
587 elsif ($1 eq "tls")
588 {
589 # XXX: Tests will fail if all SSL/TLS
590 # protocols are disabled.
591 foreach my $proto (@tls)
592 {
593 $disabled{$proto} = "option(tls)";
594 }
595 }
343ec2b0
RL		 596 elsif ($1 eq "static-engine")
597 {
19ab5790 598 delete $disabled{"dynamic-engine"};
343ec2b0
RL		 599 }
600 elsif ($1 eq "dynamic-engine")
601 {
19ab5790 602 $disabled{"dynamic-engine"} = "option";
343ec2b0 603 }
2b1343b9
MC		 604 elsif (exists $deprecated_disablables{$1})
605 {
606 $deprecated_options{$_} = 1;
607 if (defined $deprecated_disablables{$1})
608 {
609 $disabled{$deprecated_disablables{$1}} = "option";
610 }
611 }
e4ef2e25
RS		 612 else
613 {
614 $disabled{$1} = "option";
615 }
9c62a279
RL		 616 # No longer an automatic choice
617 $auto_threads = 0 if ($1 eq "threads");
fe05264e 618 }
e4ef2e25 619 elsif (/^enable-(.+)$/)
fe05264e 620 {
343ec2b0
RL		 621 if ($1 eq "static-engine")
622 {
19ab5790 623 $disabled{"dynamic-engine"} = "option";
343ec2b0
RL		 624 }
625 elsif ($1 eq "dynamic-engine")
626 {
19ab5790 627 delete $disabled{"dynamic-engine"};
343ec2b0 628 }
25004db7
RL		 629 elsif ($1 eq "zlib-dynamic")
630 {
631 delete $disabled{"zlib"};
632 }
fe05264e 633 my $algo = $1;
fe05264e 634 delete $disabled{$algo};
c9a112f5 635
9c62a279
RL		 636 # No longer an automatic choice
637 $auto_threads = 0 if ($1 eq "threads");
fe05264e
RL		 638 }
639 elsif (/^--strict-warnings$/)
640 {
641 $strict_warnings = 1;
642 }
643 elsif (/^--debug$/)
644 {
8864f0de 645 $config{build_type} = "debug";
fe05264e
RL		 646 }
647 elsif (/^--release$/)
648 {
8864f0de 649 $config{build_type} = "release";
fe05264e
RL		 650 }
651 elsif (/^386$/)
7d130f68 652 { $config{processor}=386; }
fe05264e
RL		 653 elsif (/^fips$/)
654 {
107b5792 655 $config{fips}=1;
fe05264e
RL		 656 }
657 elsif (/^rsaref$/)
658 {
659 # No RSAref support any more since it's not needed.
660 # The check for the option is there so scripts aren't
661 # broken
662 }
663 elsif (/^nofipscanistercheck$/)
664 {
107b5792 665 $config{fips} = 1;
fe05264e
RL		 666 $nofipscanistercheck = 1;
667 }
668 elsif (/^[-+]/)
669 {
45c6e23c 670 if (/^--prefix=(.*)$/)
fe05264e 671 {
291e94df 672 $config{prefix}=$1;
5482dac9
RL		 673 die "Directory given with --prefix MUST be absolute\n"
674 unless file_name_is_absolute($config{prefix});
c9a112f5 675 }
fe05264e 676 elsif (/^--api=(.*)$/)
0c28f277 677 {
107b5792 678 $config{api}=$1;
0c28f277 679 }
fe05264e 680 elsif (/^--libdir=(.*)$/)
9e43c6b5 681 {
107b5792 682 $config{libdir}=$1;
9e43c6b5 683 }
fe05264e 684 elsif (/^--openssldir=(.*)$/)
9e43c6b5 685 {
291e94df 686 $config{openssldir}=$1;
9e43c6b5 687 }
fe05264e 688 elsif (/^--with-zlib-lib=(.*)$/)
9fdb2cc5 689 {
20a5819f 690 $withargs{zlib_lib}=$1;
7d8bb912 691 }
fe05264e 692 elsif (/^--with-zlib-include=(.*)$/)
3eb0ed6d 693 {
da430a55 694 $withargs{zlib_include}=$1;
462ba4f6 695 }
f59d0131
KR		 696 elsif (/^--with-fuzzer-lib=(.*)$/)
697 {
698 $withargs{fuzzer_lib}=$1;
699 }
700 elsif (/^--with-fuzzer-include=(.*)$/)
701 {
702 $withargs{fuzzer_include}=$1;
703 }
fe05264e 704 elsif (/^--with-fipslibdir=(.*)$/)
1ab2f7f1 705 {
107b5792 706 $config{fipslibdir}="$1/";
1ab2f7f1 707 }
fe05264e 708 elsif (/^--with-baseaddr=(.*)$/)
462ba4f6 709 {
107b5792 710 $config{baseaddr}="$1";
3eb0ed6d 711 }
fe05264e 712 elsif (/^--cross-compile-prefix=(.*)$/)
e5f3045f 713 {
642a6138 714 $config{cross_compile_prefix}=$1;
e5f3045f 715 }
fe05264e 716 elsif (/^--config=(.*)$/)
d02b48c6 717 {
fe05264e 718 read_config $1;
c59cb511 719 }
fe05264e 720 elsif (/^-[lL](.*)$/ or /^-Wl,/)
c9a112f5 721 {
fe05264e 722 $libs.=$_." ";
d02b48c6 723 }
bcb1977b
RL		 724 elsif (/^-D(.*)$/)
725 {
726 push @user_defines, $1;
727 }
fe05264e
RL		 728 else # common if (/^[-+]/), just pass down...
729 {
730 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
2b91ec75 731 $user_cflags.=" ".$_;
fe05264e
RL		 732 }
733 }
fe05264e
RL		 734 else
735 {
736 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
737 $target=$_;
738 }
739 unless ($_ eq $target || /^no-/ || /^disable-/)
740 {
741 # "no-..." follows later after implied disactivations
8483a003 742 # have been derived. (Don't take this too seriously,
fe05264e
RL		 743 # we really only write OPTIONS to the Makefile out of
744 # nostalgia.)
745
3fa04f0d
RL		 746 if ($config{options} eq "")
747 { $config{options} = $_; }
fe05264e 748 else
3fa04f0d 749 { $config{options} .= " ".$_; }
fbabb752 750 }
489eb740 751
107b5792
RL		 752 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
753 die "***** Unsupported api compatibility level: $config{api}\n",
98186eb4
VD		 754 }
755
e80381e1
RL		 756 if (keys %deprecated_options)
757 {
758 warn "***** Deprecated options: ",
759 join(", ", keys %deprecated_options), "\n";
760 }
489eb740
RL		 761 if (keys %unsupported_options)
762 {
763 die "***** Unsupported options: ",
764 join(", ", keys %unsupported_options), "\n";
765 }
fbabb752 766 }
b6e4dac2 767
107b5792 768if ($config{fips})
a7a14a23 769 {
c569e206 770 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
6b01bed2 771 }
107b5792
RL		 772else
773 {
774 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
775 }
c9a112f5 776
c569e206
RL		 777my @tocheckfor = (keys %disabled);
778while (@tocheckfor) {
779 my %new_tocheckfor = ();
780 my @cascade_copy = (@disable_cascades);
781 while (@cascade_copy) {
782 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
783 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
2110febb 784 foreach(grep { !defined($disabled{$_}) } @$descendents) {
01d99976 785 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
2110febb 786 }
ef236ec3 787 }
c569e206
RL		 788 }
789 @tocheckfor = (keys %new_tocheckfor);
790}
edc032b5 791
436a376b 792if ($target eq "TABLE") {
00ae96ca
RL		 793 foreach (sort keys %table) {
794 print_table_entry($_, "TABLE");
795 }
796 exit 0;
436a376b
BM		 797}
798
10a926c1 799if ($target eq "LIST") {
00ae96ca
RL		 800 foreach (sort keys %table) {
801 print $_,"\n" unless $table{$_}->{template};
802 }
803 exit 0;
10a926c1
UM		 804}
805
aaf878cc 806if ($target eq "HASH") {
00ae96ca
RL		 807 print "%table = (\n";
808 foreach (sort keys %table) {
809 print_table_entry($_, "HASH");
810 }
811 exit 0;
aaf878cc
RL		 812}
813
00ae96ca 814# Backward compatibility?
49e04548 815if ($target =~ m/^CygWin32(-.*)$/) {
00ae96ca 816 $target = "Cygwin".$1;
49e04548
RL		 817}
818
c9a112f5
BM		 819foreach (sort (keys %disabled))
820 {
3fa04f0d 821 $config{options} .= " no-$_";
c9a112f5
BM		 822
823 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
824
825 if (/^dso$/)
721f9058 826 { }
c9a112f5 827 elsif (/^threads$/)
22bfe05e 828 { }
c9a112f5 829 elsif (/^shared$/)
84af1bae 830 { }
ae48242c
RL		 831 elsif (/^pic$/)
832 { }
c9a112f5 833 elsif (/^zlib$/)
36a30909 834 { }
19ab5790 835 elsif (/^dynamic-engine$/)
fbf002bb 836 { }
09aa263a
RL		 837 elsif (/^makedepend$/)
838 { }
c9a112f5
BM		 839 elsif (/^zlib-dynamic$/)
840 { }
c9a112f5
BM		 841 elsif (/^sse2$/)
842 { $no_sse2 = 1; }
107b5792 843 elsif (/^engine$/)
1288f26f
RS		 844 {
845 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
846 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
847 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
848 }
c9a112f5
BM		 849 else
850 {
851 my ($ALGO, $algo);
30fafdeb 852 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
c9a112f5 853
316fae2a 854 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
498abff0 855 || /^autoalginit/ || /^autoerrinit/)
c9a112f5 856 {
7d130f68 857 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
c9a112f5 858 print " OPENSSL_NO_$ALGO";
fce0ba5f 859
bcb1977b 860 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
c9a112f5
BM		 861 }
862 else
863 {
2a4af947
AP		 864 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
865
7d130f68 866 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
c9a112f5
BM		 867 print " OPENSSL_NO_$ALGO";
868
e36827f6 869 # fix-up crypto/directory name(s)
107b5792
RL		 870 $algo="whrlpool" if $algo eq "whirlpool";
871 $algo="ripemd" if $algo eq "rmd160";
872 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
2a4af947 873
e36827f6 874 print " (skip dir)";
c9a112f5
BM		 875 }
876 }
877
878 print "\n";
879 }
880
9e0724a1
RL		 881print "Configuring for $target\n";
882
883# Support for legacy targets having a name starting with 'debug-'
884my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
885if ($d) {
8864f0de 886 $config{build_type} = "debug";
9e0724a1
RL		 887
888 # If we do not find debug-foo in the table, the target is set to foo.
889 if (!$table{$target}) {
890 $target = $t;
891 }
892}
291e94df 893$config{target} = $target;
79302211 894my %target = resolve_config($target);
9e0724a1
RL		 895
896&usage if (!%target || $target{template});
897
d2b2221a 898%target = ( %{$table{DEFAULTS}}, %target );
79302211 899
107b5792 900$target{exe_extension}="";
f99f91f1
RL		 901$target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
902 || $config{target} =~ /^(?:Cygwin|mingw)/);
107b5792 903$target{exe_extension}=".pm" if ($config{target} =~ /vos/);
462ba4f6 904
e987f9f2
RL		 905($target{shared_extension_simple}=$target{shared_extension})
906 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
907$target{dso_extension}=$target{shared_extension_simple};
908($target{shared_import_extension}=$target{shared_extension_simple}.".a")
909 if ($config{target} =~ /^(?:Cygwin|mingw)/);
910
911
642a6138
RL		 912$config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
913 if $config{cross_compile_prefix} eq "";
f99f41cf 914
b0a1e8bf 915# Allow overriding the names of some tools. USE WITH CARE
d513369b
RL		 916# Note: only Unix cares about HASHBANGPERL... that explains
917# the default string.
5902821d 918$config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
d513369b
RL		 919$config{hashbangperl} =
920 $ENV{'HASHBANGPERL'} || $ENV{'PERL'} || "/usr/bin/env perl";
b0a1e8bf 921$target{cc} = $ENV{'CC'} || $target{cc} || "cc";
f58a0acb 922$target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
656bbdc6 923 (which("$config{cross_compile_prefix}ranlib") ?
f58a0acb 924 "\$(CROSS_COMPILE)ranlib" : "true");
b0a1e8bf
RL		 925$target{ar} = $ENV{'AR'} || $target{ar} || "ar";
926$target{nm} = $ENV{'NM'} || $target{nm} || "nm";
8f41ff2d
RL		 927$target{rc} =
928 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
aaf878cc 929
bcb1977b
RL		 930# For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
931# or release_ attributes.
aaf878cc 932# Do it in such a way that no spurious space is appended (hence the grep).
2952b9b8
RL		 933$config{defines} = [];
934$config{cflags} = "";
935$config{ex_libs} = "";
936$config{shared_ldflag} = "";
bd5192b1 937
291e94df
RL		 938# Make sure build_scheme is consistent.
939$target{build_scheme} = [ $target{build_scheme} ]
940 if ref($target{build_scheme}) ne "ARRAY";
941
ddf1847d
RL		 942my ($builder, $builder_platform, @builder_opts) =
943 @{$target{build_scheme}};
944
488e2b0f
RL		 945push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
946
68ab559a 947if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
cbecd29a 948 {
68ab559a 949 $config{cflags} .= " -mno-cygwin";
2952b9b8 950 $config{shared_ldflag} .= " -mno-cygwin";
cbecd29a
AP		 951 }
952
00b0d663 953if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
63d8834c 954 # minimally required architecture flags for assembly modules
107b5792
RL		 955 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
956 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
63d8834c
AP		 957}
958
2964ba8c 959my $no_shared_warn=0;
14bcdb08 960my $no_user_cflags=0;
bcb1977b 961my $no_user_defines=0;
2964ba8c 962
bc2aadad
GT		 963# The DSO code currently always implements all functions so that no
964# applications will have to worry about that from a compilation point
965# of view. However, the "method"s may return zero unless that platform
966# has support compiled in for them. Currently each method is enabled
967# by a define "DSO_<name>" ... we translate the "dso_scheme" config
968# string entry into using the following logic;
721f9058 969if (!$disabled{dso} && $target{dso_scheme} ne "")
bc2aadad 970 {
291e94df
RL		 971 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
972 if ($target{dso_scheme} eq "DLFCN")
bc2aadad 973 {
2952b9b8 974 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
bc2aadad 975 }
291e94df 976 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
bc2aadad 977 {
2952b9b8 978 unshift @{$config{defines}}, "DSO_DLFCN";
bc2aadad
GT		 979 }
980 else
981 {
2952b9b8 982 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
bc2aadad
GT		 983 }
984 }
9ec0126e 985
1740c162 986$config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
d02b48c6 987
00b0d663 988if ($disabled{asm})
dfeab068 989 {
2952b9b8
RL		 990 if ($config{fips})
991 {
992 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
993 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
994 }
dfeab068 995 }
6f7ac8e1 996
9c62a279
RL		 997# If threads aren't disabled, check how possible they are
998unless ($disabled{threads}) {
999 if ($auto_threads) {
1000 # Enabled by default, disable it forcibly if unavailable
1001 if ($target{thread_scheme} eq "(unknown)") {
1002 $disabled{threads} = "unavailable";
1003 }
1004 } else {
8483a003 1005 # The user chose to enable threads explicitly, let's see
9c62a279
RL		 1006 # if there's a chance that's possible
1007 if ($target{thread_scheme} eq "(unknown)") {
1008 # If the user asked for "threads" and we don't have internal
1009 # knowledge how to do it, [s]he is expected to provide any
1010 # system-dependent compiler options that are necessary. We
1011 # can't truly check that the given options are correct, but
1012 # we expect the user to know what [s]He is doing.
1013 if ($no_user_cflags && $no_user_defines) {
1014 die "You asked for multi-threading support, but didn't\n"
1015 ,"provide any system-specific compiler options\n";
1016 }
1017 }
1018 }
1019}
1020
1021# If threads still aren't disabled, add a C macro to ensure the source
1022# code knows about it. Any other flag is taken care of by the configs.
1023unless($disabled{threads}) {
1024 foreach (("defines", "openssl_thread_defines")) {
1025 push @{$config{$_}}, "OPENSSL_THREADS";
1026 }
1027}
e452de9d 1028
98186eb4
VD		 1029# With "deprecated" disable all deprecated features.
1030if (defined($disabled{"deprecated"})) {
107b5792 1031 $config{api} = $maxapi;
98186eb4 1032}
07c4c14c 1033
291e94df 1034if ($target{shared_target} eq "")
6f7ac8e1 1035 {
ae48242c 1036 $no_shared_warn = 1
84af1bae 1037 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
ae48242c 1038 && !$config{fips});
84af1bae 1039 $disabled{shared} = "no-shared-target";
ae48242c
RL		 1040 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1041 "no-shared-target";
6f7ac8e1 1042 }
b436a982 1043
19ab5790 1044if ($disabled{"dynamic-engine"}) {
343ec2b0
RL		 1045 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1046 $config{dynamic_engines} = 0;
19ab5790
RL		 1047} else {
1048 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1049 $config{dynamic_engines} = 1;
343ec2b0 1050}
ecd45314 1051
f59d0131 1052unless ($disabled{"fuzz-libfuzzer"}) {
c38bb727
BL		 1053 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1054}
1055
1056unless ($disabled{asan}) {
1057 $config{cflags} .= "-fsanitize=address ";
1058}
1059
1060unless ($disabled{ubsan}) {
f430ba31 1061 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
c38bb727
BL		 1062 # platforms.
1063 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1064}
1065
65cc6d5c
RL		 1066unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1067 && $disabled{asan} && $disabled{ubsan}) {
c38bb727
BL		 1068 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1069}
c313e32a
AP		 1070#
1071# Platform fix-ups
1072#
ae48242c
RL		 1073
1074# This saves the build files from having to check
1075if ($disabled{pic})
1076 {
1077 $target{shared_cflag} = $target{shared_ldflag} =
1078 $target{shared_rcflag} = "";
1079 }
4f16039e
RL		 1080else
1081 {
1082 push @{$config{defines}}, "OPENSSL_PIC";
1083 }
ae48242c 1084
291e94df 1085if ($target{sys_id} ne "")
cf1b7d96 1086 {
642a6138 1087 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
cf1b7d96
RL		 1088 }
1089
00b0d663 1090unless ($disabled{asm}) {
d2b2221a 1091 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
9fe2bb77 1092 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
f8c469de 1093
9e0724a1 1094 # bn-586 is the only one implementing bn_*_part_words
bcb1977b
RL		 1095 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1096 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
dfeab068 1097
bcb1977b
RL		 1098 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1099 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1100 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
5ac7bde7 1101
107b5792 1102 if ($config{fips}) {
7d130f68 1103 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
9e0724a1 1104 }
1ab2f7f1 1105
9fe2bb77 1106 if ($target{sha1_asm_src}) {
bcb1977b
RL		 1107 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1108 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1109 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
9e0724a1 1110 }
9fe2bb77 1111 if ($target{md5_asm_src}) {
bcb1977b 1112 push @{$config{defines}}, "MD5_ASM";
9e0724a1 1113 }
d2b2221a 1114 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
9fe2bb77 1115 if ($target{rmd160_asm_src}) {
bcb1977b 1116 push @{$config{defines}}, "RMD160_ASM";
9e0724a1 1117 }
9fe2bb77 1118 if ($target{aes_asm_src}) {
bcb1977b 1119 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
9fe2bb77 1120 # aes-ctr.fake is not a real file, only indication that assembler
874a3757 1121 # module implements AES_ctr32_encrypt...
bcb1977b 1122 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
9fe2bb77 1123 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
bcb1977b 1124 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
9fe2bb77 1125 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
bcb1977b
RL		 1126 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1127 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
9e0724a1 1128 }
9fe2bb77 1129 if ($target{wp_asm_src} =~ /mmx/) {
46d4d865 1130 if ($config{processor} eq "386") {
d2b2221a 1131 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
46d4d865 1132 } elsif (!$disabled{"whirlpool"}) {
2952b9b8 1133 push @{$config{defines}}, "WHIRLPOOL_ASM";
46d4d865 1134 }
9e0724a1 1135 }
9fe2bb77 1136 if ($target{modes_asm_src} =~ /ghash-/) {
bcb1977b 1137 push @{$config{defines}}, "GHASH_ASM";
9e0724a1 1138 }
9fe2bb77 1139 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
bcb1977b 1140 push @{$config{defines}}, "ECP_NISTZ256_ASM";
9e0724a1 1141 }
9fe2bb77 1142 if ($target{poly1305_asm_src} ne "") {
bcb1977b 1143 push @{$config{defines}}, "POLY1305_ASM";
9e0724a1
RL		 1144 }
1145}
d02b48c6 1146
8ed40b83 1147my $ecc = $target{cc};
09aa263a 1148if ($^O ne "VMS" && !$disabled{makedepend}) {
a583fc45
RL		 1149 # Is the compiler gcc or clang? $ecc is used below to see if
1150 # error-checking can be turned on.
1151 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
d0db7ee0
AP		 1152 open(PIPE, "$ccpcc --version 2>&1 |");
1153 my $lines = 2;
a583fc45 1154 while ( <PIPE> ) {
30752dd7
RL		 1155 # Find the version number and save the major.
1156 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
39affe19 1157 my $compiler_major = $1;
30752dd7
RL		 1158 # We know that GNU C version 3 and up as well as all clang
1159 # versions support dependency generation
39affe19 1160 $config{makedepprog} = $ccpcc
d0db7ee0 1161 if (/clang/ || (/gcc/ && $compiler_major > 3));
a583fc45
RL		 1162 $ecc = "clang" if /clang/;
1163 $ecc = "gcc" if /gcc/;
d0db7ee0 1164 last if ($config{makedepprog} || !$lines--);
a583fc45
RL		 1165 }
1166 close(PIPE);
09aa263a 1167
656bbdc6 1168 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
09aa263a 1169 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
f1f07a23 1170}
8ed40b83 1171
7d130f68 1172
09aa263a 1173
7d130f68
RL		 1174# Deal with bn_ops ###################################################
1175
7d130f68 1176$config{bn_ll} =0;
7d130f68
RL		 1177$config{export_var_as_fn} =0;
1178my $def_int="unsigned int";
1179$config{rc4_int} =$def_int;
b4f35e5e 1180($config{b64l},$config{b64},$config{b32})=(0,0,1);
7d130f68 1181
94af0cd7 1182my $count = 0;
7d130f68 1183foreach (sort split(/\s+/,$target{bn_ops})) {
94af0cd7
RS		 1184 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1185 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1186 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1187 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1188 ($config{b64l},$config{b64},$config{b32})
1189 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1190 ($config{b64l},$config{b64},$config{b32})
1191 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1192 ($config{b64l},$config{b64},$config{b32})
1193 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
7d130f68 1194}
94af0cd7
RS		 1195die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1196 if $count > 1;
7d130f68
RL		 1197
1198
1199# Hack cflags for better warnings (dev option) #######################
1200
1ed0c662
RL		 1201# "Stringify" the C flags string. This permits it to be made part of a string
1202# and works as well on command lines.
01d99976 1203$config{cflags} =~ s/([\\\"])/\\$1/g;
b436a982 1204
107b5792
RL		 1205if (defined($config{api})) {
1206 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
bcb1977b 1207 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
bcb1977b 1208 push @{$config{defines}}, $apiflag;
98186eb4
VD		 1209}
1210
0c28f277
DSH		 1211if ($strict_warnings)
1212 {
1213 my $wopt;
f1f07a23
RS		 1214 die "ERROR --strict-warnings requires gcc or clang"
1215 unless $ecc eq 'gcc' || $ecc eq 'clang';
0c28f277
DSH		 1216 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1217 {
d918f9cb 1218 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
0c28f277 1219 }
190c8c60
BL		 1220 if ($ecc eq "clang")
1221 {
1222 foreach $wopt (split /\s+/, $clang_devteam_warn)
1223 {
d918f9cb 1224 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
190c8c60
BL		 1225 }
1226 }
ef8ca6bd
RL		 1227 }
1228
1229unless ($disabled{"crypto-mdebug-backtrace"})
1230 {
1231 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
a1d3f3d1 1232 {
d918f9cb 1233 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
ef8ca6bd
RL		 1234 }
1235 if ($target =~ /^BSD-/)
1236 {
1237 $config{ex_libs} .= " -lexecinfo";
291e94df 1238 }
0c28f277
DSH		 1239 }
1240
63994098
RL		 1241if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1242else { $no_user_cflags=1; }
1243if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1244else { $no_user_defines=1; }
1245
1246# ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1247
c91a0a83
EK		 1248unless ($disabled{afalgeng}) {
1249 $config{afalgeng}="";
79fff39d
RL		 1250 if ($target =~ m/^linux/) {
1251 my $minver = 4*10000 + 1*100 + 0;
1252 if ($config{cross_compile_prefix} eq "") {
1253 my $verstr = `uname -r`;
1254 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1255 ($mi2) = $mi2 =~ /(\d+)/;
1256 my $ver = $ma*10000 + $mi1*100 + $mi2;
1257 if ($ver < $minver) {
c91a0a83 1258 $disabled{afalgeng} = "too-old-kernel";
79fff39d
RL		 1259 } else {
1260 push @{$config{engdirs}}, "afalg";
1261 }
68dc37c1
MC		 1262 } else {
1263 $disabled{afalgeng} = "cross-compiling";
6cba4a66 1264 }
79fff39d 1265 } else {
c91a0a83 1266 $disabled{afalgeng} = "not-linux";
7f458a48 1267 }
1268}
8da00a38 1269
c91a0a83 1270push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
7f458a48 1271
9fe2bb77
RL		 1272# If we use the unified build, collect information from build.info files
1273my %unified_info = ();
1274
2b6b606c 1275my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
ddf1847d
RL		 1276if ($builder eq "unified") {
1277 # Store the name of the template file we will build the build file from
1278 # in %config. This may be useful for the build file itself.
38add230
RL		 1279 my $build_file_template;
1280
1281 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1282 $target{build_file}.".tmpl" )) {
1283 if (defined $ENV{$local_config_envname}) {
1284 if ($^O eq 'VMS') {
1285 # VMS environment variables are logical names,
1286 # which can be used as is
1287 $build_file_template = $local_config_envname . ':' . $filename;
1288 } else {
1289 $build_file_template = catfile($ENV{$local_config_envname},
1290 $filename);
1291 }
1292 }
1293
1294 last if -f $build_file_template;
1295
1296 $build_file_template = catfile($srcdir, "Configurations", $filename);
1297
1298 last if -f $build_file_template;
1299 }
ddf1847d
RL		 1300 $config{build_file_template} = $build_file_template;
1301
9fe2bb77
RL		 1302 use lib catdir(dirname(__FILE__),"util");
1303 use with_fallback qw(Text::Template);
1304
9fe2bb77 1305 sub cleandir {
2e963849 1306 my $base = shift;
9fe2bb77 1307 my $dir = shift;
2e963849
RL		 1308 my $relativeto = shift || ".";
1309
1310 $dir = catdir($base,$dir) unless isabsolute($dir);
9fe2bb77 1311
ec182ef0
RL		 1312 # Make sure the directories we're building in exists
1313 mkpath($dir);
1314
2e963849 1315 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
9fe2bb77
RL		 1316 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1317 return $res;
1318 }
1319
1320 sub cleanfile {
2e963849 1321 my $base = shift;
9fe2bb77 1322 my $file = shift;
2e963849
RL		 1323 my $relativeto = shift || ".";
1324
1325 $file = catfile($base,$file) unless isabsolute($file);
1326
9fe2bb77
RL		 1327 my $d = dirname($file);
1328 my $f = basename($file);
1329
ec182ef0
RL		 1330 # Make sure the directories we're building in exists
1331 mkpath($d);
1332
2e963849 1333 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
9fe2bb77
RL		 1334 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1335 return $res;
1336 }
1337
1338 my @build_infos = ( [ ".", "build.info" ] );
1339 foreach (@{$config{dirs}}) {
1340 push @build_infos, [ $_, "build.info" ]
1341 if (-f catfile($srcdir, $_, "build.info"));
1342 }
1343 foreach (@{$config{sdirs}}) {
1344 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1345 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1346 }
1347 foreach (@{$config{engdirs}}) {
1348 push @build_infos, [ catdir("engines", $_), "build.info" ]
1349 if (-f catfile($srcdir, "engines", $_, "build.info"));
1350 }
1351
2e0956ba
RL		 1352 $config{build_infos} = [ ];
1353
9fe2bb77
RL		 1354 foreach (@build_infos) {
1355 my $sourced = catdir($srcdir, $_->[0]);
1356 my $buildd = catdir($blddir, $_->[0]);
1357
dca99383 1358 mkpath($buildd);
9fe2bb77
RL		 1359
1360 my $f = $_->[1];
1361 # The basic things we're trying to build
1362 my @programs = ();
1363 my @libraries = ();
1364 my @engines = ();
1365 my @scripts = ();
1366 my @extra = ();
8a67946e 1367 my @overrides = ();
9fe2bb77
RL		 1368 my @intermediates = ();
1369 my @rawlines = ();
1370
1371 my %ordinals = ();
1372 my %sources = ();
2a08d1a0 1373 my %shared_sources = ();
9fe2bb77
RL		 1374 my %includes = ();
1375 my %depends = ();
1376 my %renames = ();
1377 my %sharednames = ();
ae4c7450 1378 my %generate = ();
9fe2bb77 1379
2e0956ba 1380 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
9fe2bb77
RL		 1381 my $template = Text::Template->new(TYPE => 'FILE',
1382 SOURCE => catfile($sourced, $f));
1383 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1384 my @text =
1385 split /^/m,
1386 $template->fill_in(HASH => { config => \%config,
1387 target => \%target,
9e04edf2 1388 disabled => \%disabled,
f59d0131 1389 withargs => \%withargs,
9fe2bb77
RL		 1390 builddir => abs2rel($buildd, $blddir),
1391 sourcedir => abs2rel($sourced, $blddir),
1392 buildtop => abs2rel($blddir, $blddir),
1393 sourcetop => abs2rel($srcdir, $blddir) },
1394 DELIMITERS => [ "{-", "-}" ]);
1395
1396 # The top item of this stack has the following values
1397 # -2 positive already run and we found ELSE (following ELSIF should fail)
1398 # -1 positive already run (skip until ENDIF)
1399 # 0 negatives so far (if we're at a condition, check it)
1400 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1401 # 2 positive ELSE (following ELSIF should fail)
1402 my @skip = ();
1403 collect_information(
1404 collect_from_array([ @text ],
1405 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1406 $l1 =~ s/\\$//; $l1.$l2 }),
1407 # Info we're looking for
1408 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
635bd409 1409 => sub {
c5798e0e 1410 if (! @skip || $skip[$#skip] > 0) {
635bd409
RL		 1411 push @skip, !! $1;
1412 } else {
1413 push @skip, -1;
1414 }
1415 },
9fe2bb77
RL		 1416 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1417 => sub { die "ELSIF out of scope" if ! @skip;
1418 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1419 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1420 $skip[$#skip] = !! $1
1421 if $skip[$#skip] == 0; },
1422 qr/^\s*ELSE\s*$/
1423 => sub { die "ELSE out of scope" if ! @skip;
1424 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1425 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1426 qr/^\s*ENDIF\s*$/
1427 => sub { die "ENDIF out of scope" if ! @skip;
1428 pop @skip; },
1429 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
ce959812 1430 => sub { push @programs, tokenize($1)
9fe2bb77
RL		 1431 if !@skip || $skip[$#skip] > 0 },
1432 qr/^\s*LIBS\s*=\s*(.*)\s*$/
ce959812 1433 => sub { push @libraries, tokenize($1)
9fe2bb77
RL		 1434 if !@skip || $skip[$#skip] > 0 },
1435 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
ce959812 1436 => sub { push @engines, tokenize($1)
9fe2bb77
RL		 1437 if !@skip || $skip[$#skip] > 0 },
1438 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
ce959812 1439 => sub { push @scripts, tokenize($1)
9fe2bb77
RL		 1440 if !@skip || $skip[$#skip] > 0 },
1441 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
ce959812 1442 => sub { push @extra, tokenize($1)
9fe2bb77 1443 if !@skip || $skip[$#skip] > 0 },
8a67946e 1444 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
ce959812 1445 => sub { push @overrides, tokenize($1)
8a67946e 1446 if !@skip || $skip[$#skip] > 0 },
9fe2bb77
RL		 1447
1448 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
ce959812 1449 => sub { push @{$ordinals{$1}}, tokenize($2)
9fe2bb77
RL		 1450 if !@skip || $skip[$#skip] > 0 },
1451 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1452 => sub { push @{$sources{$1}}, tokenize($2)
9fe2bb77 1453 if !@skip || $skip[$#skip] > 0 },
2a08d1a0 1454 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1455 => sub { push @{$shared_sources{$1}}, tokenize($2)
2a08d1a0 1456 if !@skip || $skip[$#skip] > 0 },
9fe2bb77 1457 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1458 => sub { push @{$includes{$1}}, tokenize($2)
9fe2bb77 1459 if !@skip || $skip[$#skip] > 0 },
4f858293 1460 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
ce959812 1461 => sub { push @{$depends{$1}}, tokenize($2)
9fe2bb77 1462 if !@skip || $skip[$#skip] > 0 },
ae4c7450
RL		 1463 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1464 => sub { push @{$generate{$1}}, $2
1465 if !@skip || $skip[$#skip] > 0 },
9fe2bb77 1466 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1467 => sub { push @{$renames{$1}}, tokenize($2)
9fe2bb77
RL		 1468 if !@skip || $skip[$#skip] > 0 },
1469 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1470 => sub { push @{$sharednames{$1}}, tokenize($2)
9fe2bb77
RL		 1471 if !@skip || $skip[$#skip] > 0 },
1472 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1473 => sub {
1474 my $lineiterator = shift;
1475 my $target_kind = $1;
1476 while (defined $lineiterator->()) {
04f171c0 1477 s|\R$||;
9fe2bb77
RL		 1478 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1479 die "ENDRAW doesn't match BEGINRAW"
1480 if $1 ne $target_kind;
1481 last;
1482 }
1483 next if @skip && $skip[$#skip] <= 0;
1484 push @rawlines, $_
1485 if ($target_kind eq $target{build_file}
ddf1847d 1486 || $target_kind eq $target{build_file}."(".$builder_platform.")");
9fe2bb77
RL		 1487 }
1488 },
1489 qr/^(?:#.*|\s*)$/ => sub { },
2b6b606c
RL		 1490 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1491 "BEFORE" => sub {
1492 if ($buildinfo_debug) {
1493 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1494 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1495 }
1496 },
1497 "AFTER" => sub {
1498 if ($buildinfo_debug) {
1499 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1500 }
1501 },
9fe2bb77
RL		 1502 );
1503 die "runaway IF?" if (@skip);
1504
1505 foreach (keys %renames) {
1506 die "$_ renamed to more than one thing: "
1507 ,join(" ", @{$renames{$_}}),"\n"
1508 if scalar @{$renames{$_}} > 1;
2e963849
RL		 1509 my $dest = cleanfile($buildd, $_, $blddir);
1510 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
9fe2bb77
RL		 1511 die "$dest renamed to more than one thing: "
1512 ,$unified_info{rename}->{$dest}, $to
1513 unless !defined($unified_info{rename}->{$dest})
1514 or $unified_info{rename}->{$dest} eq $to;
1515 $unified_info{rename}->{$dest} = $to;
1516 }
1517
1518 foreach (@programs) {
2e963849 1519 my $program = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1520 if ($unified_info{rename}->{$program}) {
1521 $program = $unified_info{rename}->{$program};
1522 }
1523 $unified_info{programs}->{$program} = 1;
1524 }
1525
1526 foreach (@libraries) {
2e963849 1527 my $library = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1528 if ($unified_info{rename}->{$library}) {
1529 $library = $unified_info{rename}->{$library};
1530 }
1531 $unified_info{libraries}->{$library} = 1;
1532 }
1533
343ec2b0 1534 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
19ab5790 1535ENGINES can only be used if configured with 'dynamic-engine'.
9fe2bb77
RL		 1536This is usually a fault in a build.info file.
1537EOF
1538 foreach (@engines) {
2e963849 1539 my $library = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1540 if ($unified_info{rename}->{$library}) {
1541 $library = $unified_info{rename}->{$library};
1542 }
1543 $unified_info{engines}->{$library} = 1;
1544 }
1545
1546 foreach (@scripts) {
2e963849 1547 my $script = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1548 if ($unified_info{rename}->{$script}) {
1549 $script = $unified_info{rename}->{$script};
1550 }
1551 $unified_info{scripts}->{$script} = 1;
1552 }
1553
1554 foreach (@extra) {
2e963849 1555 my $extra = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1556 $unified_info{extra}->{$extra} = 1;
1557 }
1558
8a67946e
RL		 1559 foreach (@overrides) {
1560 my $override = cleanfile($buildd, $_, $blddir);
1561 $unified_info{overrides}->{$override} = 1;
1562 }
1563
9fe2bb77
RL		 1564 push @{$unified_info{rawlines}}, @rawlines;
1565
84af1bae 1566 unless ($disabled{shared}) {
9fe2bb77
RL		 1567 # Check sharednames.
1568 foreach (keys %sharednames) {
2e963849 1569 my $dest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1570 if ($unified_info{rename}->{$dest}) {
1571 $dest = $unified_info{rename}->{$dest};
1572 }
1573 die "shared_name for $dest with multiple values: "
1574 ,join(" ", @{$sharednames{$_}}),"\n"
1575 if scalar @{$sharednames{$_}} > 1;
2e963849 1576 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
9fe2bb77
RL		 1577 die "shared_name found for a library $dest that isn't defined\n"
1578 unless $unified_info{libraries}->{$dest};
1579 die "shared_name for $dest with multiple values: "
1580 ,$unified_info{sharednames}->{$dest}, ", ", $to
1581 unless !defined($unified_info{sharednames}->{$dest})
1582 or $unified_info{sharednames}->{$dest} eq $to;
1583 $unified_info{sharednames}->{$dest} = $to;
1584 }
1585
1586 # Additionally, we set up sharednames for libraries that don't
1587 # have any, as themselves.
1588 foreach (keys %{$unified_info{libraries}}) {
1589 if (!defined $unified_info{sharednames}->{$_}) {
1590 $unified_info{sharednames}->{$_} = $_
1591 }
1592 }
1593 }
1594
1595 foreach (keys %ordinals) {
1596 my $dest = $_;
2e963849 1597 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1598 if ($unified_info{rename}->{$ddest}) {
1599 $ddest = $unified_info{rename}->{$ddest};
1600 }
1601 foreach (@{$ordinals{$dest}}) {
1602 my %known_ordinals =
1603 (
1604 crypto =>
6928b617 1605 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
9fe2bb77 1606 ssl =>
6928b617 1607 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
9fe2bb77
RL		 1608 );
1609 my $o = $known_ordinals{$_};
1610 die "Ordinals for $ddest defined more than once\n"
1611 if $unified_info{ordinals}->{$ddest};
1612 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1613 }
1614 }
1615
1616 foreach (keys %sources) {
1617 my $dest = $_;
2e963849 1618 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1619 if ($unified_info{rename}->{$ddest}) {
1620 $ddest = $unified_info{rename}->{$ddest};
1621 }
1622 foreach (@{$sources{$dest}}) {
2e963849 1623 my $s = cleanfile($sourced, $_, $blddir);
9fe2bb77
RL		 1624
1625 # If it isn't in the source tree, we assume it's generated
1626 # in the build tree
1627 if (! -f $s) {
2e963849 1628 $s = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1629 }
1630 # We recognise C and asm files
1631 if ($s =~ /\.[csS]\b$/) {
1632 (my $o = $_) =~ s/\.[csS]\b$/.o/;
2e963849 1633 $o = cleanfile($buildd, $o, $blddir);
9fe2bb77
RL		 1634 $unified_info{sources}->{$ddest}->{$o} = 1;
1635 $unified_info{sources}->{$o}->{$s} = 1;
1636 } else {
1637 $unified_info{sources}->{$ddest}->{$s} = 1;
1638 }
1639 }
1640 }
1641
2a08d1a0
RL		 1642 foreach (keys %shared_sources) {
1643 my $dest = $_;
1644 my $ddest = cleanfile($buildd, $_, $blddir);
1645 if ($unified_info{rename}->{$ddest}) {
1646 $ddest = $unified_info{rename}->{$ddest};
1647 }
1648 foreach (@{$shared_sources{$dest}}) {
1649 my $s = cleanfile($sourced, $_, $blddir);
1650
1651 # If it isn't in the source tree, we assume it's generated
1652 # in the build tree
1653 if (! -f $s) {
1654 $s = cleanfile($buildd, $_, $blddir);
1655 }
1656 # We recognise C and asm files
1657 if ($s =~ /\.[csS]\b$/) {
1658 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1659 $o = cleanfile($buildd, $o, $blddir);
1660 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1661 $unified_info{sources}->{$o}->{$s} = 1;
1662 } else {
1663 die "unrecognised source file type for shared library: $s\n";
1664 }
1665 }
1666 }
1667
ae4c7450
RL		 1668 foreach (keys %generate) {
1669 my $dest = $_;
1670 my $ddest = cleanfile($buildd, $_, $blddir);
1671 if ($unified_info{rename}->{$ddest}) {
1672 $ddest = $unified_info{rename}->{$ddest};
1673 }
1674 die "more than one generator for $dest: "
1675 ,join(" ", @{$generate{$_}}),"\n"
1676 if scalar @{$generate{$_}} > 1;
1677 my @generator = split /\s+/, $generate{$dest}->[0];
1678 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1679 $unified_info{generate}->{$ddest} = [ @generator ];
1680 }
1681
9fe2bb77
RL		 1682 foreach (keys %depends) {
1683 my $dest = $_;
4f858293 1684 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
8d34daf0
RL		 1685
1686 # If the destination doesn't exist in source, it can only be
1687 # a generated file in the build tree.
4f858293 1688 if ($ddest ne "" && ! -f $ddest) {
8d34daf0
RL		 1689 $ddest = cleanfile($buildd, $_, $blddir);
1690 if ($unified_info{rename}->{$ddest}) {
1691 $ddest = $unified_info{rename}->{$ddest};
1692 }
9fe2bb77
RL		 1693 }
1694 foreach (@{$depends{$dest}}) {
2e963849 1695 my $d = cleanfile($sourced, $_, $blddir);
9fe2bb77 1696
e737d7b1
RL		 1697 # If we know it's generated, or assume it is because we can't
1698 # find it in the source tree, we set file we depend on to be
1699 # in the build tree rather than the source tree, and assume
1700 # and that there are lines to build it in a BEGINRAW..ENDRAW
1701 # section or in the Makefile template.
1702 if (! -f $d
da1f2104
RL		 1703 || (grep { $d eq $_ }
1704 map { cleanfile($srcdir, $_, $blddir) }
4f858293 1705 grep { /\.h$/ } keys %{$unified_info{generate}})) {
2e963849 1706 $d = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1707 }
1708 # Take note if the file to depend on is being renamed
1709 if ($unified_info{rename}->{$d}) {
1710 $d = $unified_info{rename}->{$d};
1711 }
1712 $unified_info{depends}->{$ddest}->{$d} = 1;
8d34daf0
RL		 1713 # If we depend on a header file or a perl module, let's make
1714 # sure it can get included
4f858293 1715 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
9fe2bb77 1716 my $i = dirname($d);
4748f890
RL		 1717 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1718 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
9fe2bb77
RL		 1719 }
1720 }
1721 }
1722
1723 foreach (keys %includes) {
1724 my $dest = $_;
8d34daf0
RL		 1725 my $ddest = cleanfile($sourced, $_, $blddir);
1726
1727 # If the destination doesn't exist in source, it can only be
1728 # a generated file in the build tree.
1729 if (! -f $ddest) {
1730 $ddest = cleanfile($buildd, $_, $blddir);
1731 if ($unified_info{rename}->{$ddest}) {
1732 $ddest = $unified_info{rename}->{$ddest};
1733 }
9fe2bb77
RL		 1734 }
1735 foreach (@{$includes{$dest}}) {
4748f890
RL		 1736 my $is = cleandir($sourced, $_, $blddir);
1737 my $ib = cleandir($buildd, $_, $blddir);
1738 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1739 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1740 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1741 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
9fe2bb77
RL		 1742 }
1743 }
1744 }
1745
1746 ### Make unified_info a bit more efficient
1747 # One level structures
8a67946e 1748 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
9fe2bb77
RL		 1749 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1750 }
1751 # Two level structures
2a08d1a0 1752 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
9fe2bb77
RL		 1753 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1754 $unified_info{$l1}->{$l2} =
1755 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1756 }
1757 }
4748f890
RL		 1758 # Includes
1759 foreach my $dest (sort keys %{$unified_info{includes}}) {
1760 if (defined($unified_info{includes}->{$dest}->{build})) {
1761 my @source_includes =
1762 ( @{$unified_info{includes}->{$dest}->{source}} );
1763 $unified_info{includes}->{$dest} =
1764 [ @{$unified_info{includes}->{$dest}->{build}} ];
1765 foreach my $inc (@source_includes) {
1766 push @{$unified_info{includes}->{$dest}}, $inc
1767 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1768 }
1769 } else {
1770 $unified_info{includes}->{$dest} =
1771 [ @{$unified_info{includes}->{$dest}->{source}} ];
1772 }
1773 }
9fe2bb77
RL		 1774}
1775
1776# For the schemes that need it, we provide the old *_obj configs
1777# from the *_asm_obj ones
3a55c92b 1778foreach (grep /_(asm|aux)_src$/, keys %target) {
9fe2bb77 1779 my $src = $_;
3a55c92b 1780 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
9fe2bb77
RL		 1781 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1782}
1783
291e94df
RL		 1784# Write down our configuration where it fits #########################
1785
1786open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1787print OUT <<"EOF";
1788package configdata;
1789
1790use strict;
1791use warnings;
1792
1793use Exporter;
1794#use vars qw(\@ISA \@EXPORT);
1795our \@ISA = qw(Exporter);
3850f8cb 1796our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
291e94df
RL		 1797
1798EOF
1799print OUT "our %config = (\n";
1800foreach (sort keys %config) {
1801 if (ref($config{$_}) eq "ARRAY") {
1802 print OUT " ", $_, " => [ ", join(", ",
1803 map { quotify("perl", $_) }
1804 @{$config{$_}}), " ],\n";
1805 } else {
1806 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1807 }
1808}
1809print OUT <<"EOF";
1810);
1811
1812EOF
1813print OUT "our %target = (\n";
1814foreach (sort keys %target) {
1815 if (ref($target{$_}) eq "ARRAY") {
1816 print OUT " ", $_, " => [ ", join(", ",
1817 map { quotify("perl", $_) }
1818 @{$target{$_}}), " ],\n";
1819 } else {
1820 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1821 }
1822}
1823print OUT <<"EOF";
1824);
1825
96d2d7bc
RL		 1826EOF
1827print OUT "our \%available_protocols = (\n";
1828print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1829print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1830print OUT <<"EOF";
1831);
1832
3850f8cb
RL		 1833EOF
1834print OUT "our \@disablables = (\n";
1835foreach (@disablables) {
1836 print OUT " ", quotify("perl", $_), ",\n";
1837}
1838print OUT <<"EOF";
1839);
1840
96d2d7bc
RL		 1841EOF
1842print OUT "our \%disabled = (\n";
1843foreach (sort keys %disabled) {
1844 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1845}
1846print OUT <<"EOF";
1847);
1848
291e94df 1849EOF
107b5792
RL		 1850print OUT "our %withargs = (\n";
1851foreach (sort keys %withargs) {
1852 if (ref($withargs{$_}) eq "ARRAY") {
1853 print OUT " ", $_, " => [ ", join(", ",
1854 map { quotify("perl", $_) }
1855 @{$withargs{$_}}), " ],\n";
1856 } else {
1857 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1858 }
1859}
1860print OUT <<"EOF";
1861);
edd4d402 1862
107b5792 1863EOF
ddf1847d 1864if ($builder eq "unified") {
9fe2bb77
RL		 1865 my $recurse;
1866 $recurse = sub {
1867 my $indent = shift;
1868 foreach (@_) {
1869 if (ref $_ eq "ARRAY") {
1870 print OUT " "x$indent, "[\n";
1871 foreach (@$_) {
1872 $recurse->($indent + 4, $_);
1873 }
1874 print OUT " "x$indent, "],\n";
1875 } elsif (ref $_ eq "HASH") {
1876 my %h = %$_;
1877 print OUT " "x$indent, "{\n";
1878 foreach (sort keys %h) {
1879 if (ref $h{$_} eq "") {
1880 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1881 } else {
1882 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1883 $recurse->($indent + 8, $h{$_});
1884 }
1885 }
1886 print OUT " "x$indent, "},\n";
1887 } else {
1888 print OUT " "x$indent, quotify("perl", $_), ",\n";
1889 }
1890 }
1891 };
1892 print OUT "our %unified_info = (\n";
1893 foreach (sort keys %unified_info) {
1894 if (ref $unified_info{$_} eq "") {
1895 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1896 } else {
1897 print OUT " "x4, quotify("perl", $_), " =>\n";
1898 $recurse->(8, $unified_info{$_});
1899 }
1900 }
1901 print OUT <<"EOF";
1902);
1903
1904EOF
1905}
1906print OUT "1;\n";
d02b48c6 1907close(OUT);
f2d4be3b 1908
9fe2bb77 1909
f58a0acb 1910print "CC =$config{cross_compile_prefix}$target{cc}\n";
2952b9b8 1911print "CFLAG =$target{cflags} $config{cflags}\n";
63ee7129 1912print "SHARED_CFLAG =$target{shared_cflag}\n";
2952b9b8 1913print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
940a09ba
RL		 1914print "LFLAG =$target{lflags}\n";
1915print "PLIB_LFLAG =$target{plib_lflags}\n";
2952b9b8 1916print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
b756967d 1917print "APPS_OBJ =$target{apps_obj}\n";
291e94df 1918print "CPUID_OBJ =$target{cpuid_obj}\n";
b756967d 1919print "UPLINK_OBJ =$target{uplink_obj}\n";
291e94df
RL		 1920print "BN_ASM =$target{bn_obj}\n";
1921print "EC_ASM =$target{ec_obj}\n";
1922print "DES_ENC =$target{des_obj}\n";
1923print "AES_ENC =$target{aes_obj}\n";
1924print "BF_ENC =$target{bf_obj}\n";
1925print "CAST_ENC =$target{cast_obj}\n";
1926print "RC4_ENC =$target{rc4_obj}\n";
1927print "RC5_ENC =$target{rc5_obj}\n";
1928print "MD5_OBJ_ASM =$target{md5_obj}\n";
1929print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1930print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1931print "CMLL_ENC =$target{cmll_obj}\n";
1932print "MODES_OBJ =$target{modes_obj}\n";
f0bd4686 1933print "PADLOCK_OBJ =$target{padlock_obj}\n";
291e94df
RL		 1934print "CHACHA_ENC =$target{chacha_obj}\n";
1935print "POLY1305_OBJ =$target{poly1305_obj}\n";
2d0b4412 1936print "BLAKE2_OBJ =$target{blake2_obj}\n";
7d130f68 1937print "PROCESSOR =$config{processor}\n";
f58a0acb
AP		 1938print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1939 "$config{cross_compile_prefix}ranlib" :
1940 "$target{ranlib}", "\n";
291e94df
RL		 1941print "ARFLAGS =$target{arflags}\n";
1942print "PERL =$config{perl}\n";
f0bd4686 1943print "\n";
7d130f68
RL		 1944print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1945print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1946print "THIRTY_TWO_BIT mode\n" if $config{b32};
7d130f68 1947print "BN_LLONG mode\n" if $config{bn_ll};
01d99976 1948print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
cba5068d 1949
88087414 1950my %builders = (
9fe2bb77 1951 unified => sub {
ddf1847d
RL		 1952 run_dofile(catfile($blddir, $target{build_file}),
1953 $config{build_file_template},
1954 catfile($srcdir, "Configurations", "common.tmpl"));
9fe2bb77 1955 },
88087414
RL		 1956 );
1957
ddf1847d 1958$builders{$builder}->($builder_platform, @builder_opts);
fce0ba5f 1959
76ffb43d 1960print <<"EOF";
63d3f44a 1961
89ec98e0 1962Configured for $target.
63d3f44a 1963EOF
5f8d5c96 1964
9c62a279 1965print <<"EOF" if ($disabled{threads} eq "unavailable");
5f8d5c96
BM		 1966
1967The library could not be configured for supporting multi-threaded
1968applications as the compiler options required on this system are not known.
ff1b7e09 1969See file INSTALL for details if you need multi-threading.
ec577822
BM		 1970EOF
1971
76ffb43d 1972print <<"EOF" if ($no_shared_warn);
2964ba8c 1973
ae48242c
RL		 1974The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1975platform, so we will pretend you gave the option 'no-pic', which also disables
1976'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1977or position independent code, please let us know (but please first make sure
1978you have tried with a current version of OpenSSL).
2e31ef03
RS		 1979EOF
1980
ddc606c9
RL		 1981print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1982
1983WARNING: there are indications that another build was made in the source
1984directory. This build may have picked up artifacts from that build, the
1985safest course of action is to clean the source directory and redo this
1986configuration.
1987EOF
1988
d02b48c6
RE		 1989exit(0);
1990
bd5192b1
RL		 1991######################################################################
1992#
1993# Helpers and utility functions
1994#
1995
1996# Configuration file reading #########################################
1997
1f2e1cd5
RL		 1998# Note: All of the helper functions are for lazy evaluation. They all
1999# return a CODE ref, which will return the intended value when evaluated.
2000# Thus, whenever there's mention of a returned value, it's about that
2001# intended value.
2002
bd5192b1 2003# Helper function to implement conditional inheritance depending on the
00b0d663 2004# value of $disabled{asm}. Used in inherit_from values as follows:
bd5192b1
RL		 2005#
2006# inherit_from => [ "template", asm("asm_tmpl") ]
2007#
2008sub asm {
2009 my @x = @_;
2010 sub {
00b0d663 2011 $disabled{asm} ? () : @x;
bd5192b1
RL		 2012 }
2013}
2014
1f2e1cd5
RL		 2015# Helper function to implement conditional value variants, with a default
2016# plus additional values based on the value of $config{build_type}.
2017# Arguments are given in hash table form:
2018#
2019# picker(default => "Basic string: ",
2020# debug => "debug",
2021# release => "release")
2022#
2023# When configuring with --debug, the resulting string will be
2024# "Basic string: debug", and when not, it will be "Basic string: release"
2025#
2026# This can be used to create variants of sets of flags according to the
2027# build type:
2028#
2029# cflags => picker(default => "-Wall",
2030# debug => "-g -O0",
2031# release => "-O3")
2032#
2033sub picker {
2034 my %opts = @_;
2035 return sub { add($opts{default} || (),
2036 $opts{$config{build_type}} || ())->(); }
2037}
2038
2039# Helper function to combine several values of different types into one.
2040# This is useful if you want to combine a string with the result of a
2041# lazy function, such as:
2042#
2043# cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2044#
2045sub combine {
2046 my @stuff = @_;
2047 return sub { add(@stuff)->(); }
2048}
2049
2050# Helper function to implement conditional values depending on the value
2051# of $disabled{threads}. Can be used as follows:
2052#
2053# cflags => combine("-Wall", threads("-pthread"))
2054#
2055sub threads {
2056 my @flags = @_;
2057 return sub { add($disabled{threads} ? () : @flags)->(); }
2058}
2059
2060
2061
9c62a279 2062our $add_called = 0;
88087414
RL		 2063# Helper function to implement adding values to already existing configuration
2064# values. It handles elements that are ARRAYs, CODEs and scalars
2065sub _add {
2066 my $separator = shift;
2067
bcb1977b
RL		 2068 # If there's any ARRAY in the collection of values OR the separator
2069 # is undef, we will return an ARRAY of combined values, otherwise a
2070 # string of joined values with $separator as the separator.
2071 my $found_array = !defined($separator);
88087414
RL		 2072
2073 my @values =
2074 map {
b0b92a5b
RL		 2075 my $res = $_;
2076 while (ref($res) eq "CODE") {
2077 $res = $res->();
2078 }
2079 if (defined($res)) {
2080 if (ref($res) eq "ARRAY") {
2081 $found_array = 1;
2082 @$res;
2083 } else {
2084 $res;
2085 }
88087414 2086 } else {
b0b92a5b 2087 ();
88087414
RL		 2088 }
2089 } (@_);
2090
9c62a279
RL		 2091 $add_called = 1;
2092
88087414
RL		 2093 if ($found_array) {
2094 [ @values ];
2095 } else {
b0b92a5b 2096 join($separator, grep { defined($_) && $_ ne "" } @values);
88087414
RL		 2097 }
2098}
2099sub add_before {
bdcd83e1
RL		 2100 my $separator = " ";
2101 if (ref($_[$#_]) eq "HASH") {
2102 my $opts = pop;
2103 $separator = $opts->{separator};
2104 }
88087414
RL		 2105 my @x = @_;
2106 sub { _add($separator, @x, @_) };
2107}
2108sub add {
bdcd83e1
RL		 2109 my $separator = " ";
2110 if (ref($_[$#_]) eq "HASH") {
2111 my $opts = pop;
2112 $separator = $opts->{separator};
2113 }
88087414
RL		 2114 my @x = @_;
2115 sub { _add($separator, @_, @x) };
2116}
2117
bd5192b1
RL		 2118# configuration reader, evaluates the input file as a perl script and expects
2119# it to fill %targets with target configurations. Those are then added to
2120# %table.
2121sub read_config {
2122 my $fname = shift;
2123 open(CONFFILE, "< $fname")
2124 or die "Can't open configuration file '$fname'!\n";
2125 my $x = $/;
2126 undef $/;
2127 my $content = <CONFFILE>;
2128 $/ = $x;
2129 close(CONFFILE);
2130 my %targets = ();
2131 {
2132 local %table = %::table; # Protect %table from tampering
2133
2134 eval $content;
2135 warn $@ if $@;
2136 }
2137
2138 # For each target, check that it's configured with a hash table.
2139 foreach (keys %targets) {
2140 if (ref($targets{$_}) ne "HASH") {
2141 if (ref($targets{$_}) eq "") {
2142 warn "Deprecated target configuration for $_, ignoring...\n";
2143 } else {
2144 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2145 }
2146 delete $targets{$_};
2147 }
2148 }
2149
2150 %table = (%table, %targets);
2151
2152}
2153
8483a003
F		 2154# configuration resolver. Will only resolve all the lazy evaluation
2155# codeblocks for the chosen target and all those it inherits from,
bd5192b1
RL		 2156# recursively
2157sub resolve_config {
2158 my $target = shift;
2159 my @breadcrumbs = @_;
2160
c4718849 2161# my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
9c62a279 2162
bd5192b1
RL		 2163 if (grep { $_ eq $target } @breadcrumbs) {
2164 die "inherit_from loop! target backtrace:\n "
2165 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2166 }
2167
2168 if (!defined($table{$target})) {
2169 warn "Warning! target $target doesn't exist!\n";
2170 return ();
2171 }
2172 # Recurse through all inheritances. They will be resolved on the
2173 # fly, so when this operation is done, they will all just be a
2174 # bunch of attributes with string values.
2175 # What we get here, though, are keys with references to lists of
2176 # the combined values of them all. We will deal with lists after
2177 # this stage is done.
2178 my %combined_inheritance = ();
2179 if ($table{$target}->{inherit_from}) {
2180 my @inherit_from =
2181 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2182 foreach (@inherit_from) {
2183 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2184
2185 # 'template' is a marker that's considered private to
2186 # the config that had it.
2187 delete $inherited_config{template};
2188
2110febb 2189 foreach (keys %inherited_config) {
bd5192b1
RL		 2190 if (!$combined_inheritance{$_}) {
2191 $combined_inheritance{$_} = [];
2192 }
2193 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2110febb 2194 }
bd5192b1
RL		 2195 }
2196 }
2197
2198 # We won't need inherit_from in this target any more, since we've
2199 # resolved all the inheritances that lead to this
2200 delete $table{$target}->{inherit_from};
2201
2202 # Now is the time to deal with those lists. Here's the place to
2203 # decide what shall be done with those lists, all based on the
2204 # values of the target we're currently dealing with.
2205 # - If a value is a coderef, it will be executed with the list of
2206 # inherited values as arguments.
2207 # - If the corresponding key doesn't have a value at all or is the
8483a003 2208 # empty string, the inherited value list will be run through the
bd5192b1
RL		 2209 # default combiner (below), and the result becomes this target's
2210 # value.
2211 # - Otherwise, this target's value is assumed to be a string that
2212 # will simply override the inherited list of values.
a26d8be9 2213 my $default_combiner = add();
bd5192b1
RL		 2214
2215 my %all_keys =
2216 map { $_ => 1 } (keys %combined_inheritance,
2217 keys %{$table{$target}});
b0b92a5b
RL		 2218
2219 sub process_values {
2220 my $object = shift;
2221 my $inherited = shift; # Always a [ list ]
2222 my $target = shift;
2223 my $entry = shift;
2224
9c62a279
RL		 2225 $add_called = 0;
2226
b0b92a5b
RL		 2227 while(ref($object) eq "CODE") {
2228 $object = $object->(@$inherited);
2229 }
2230 if (!defined($object)) {
2231 return ();
2232 }
2233 elsif (ref($object) eq "ARRAY") {
9c62a279 2234 local $add_called; # To make sure recursive calls don't affect it
b0b92a5b
RL		 2235 return [ map { process_values($_, $inherited, $target, $entry) }
2236 @$object ];
2237 } elsif (ref($object) eq "") {
2238 return $object;
2239 } else {
2240 die "cannot handle reference type ",ref($object)
2241 ," found in target ",$target," -> ",$entry,"\n";
2242 }
2243 }
2244
bd5192b1 2245 foreach (sort keys %all_keys) {
9c62a279 2246 my $previous = $combined_inheritance{$_};
bd5192b1
RL		 2247
2248 # Current target doesn't have a value for the current key?
2249 # Assign it the default combiner, the rest of this loop body
2250 # will handle it just like any other coderef.
2251 if (!exists $table{$target}->{$_}) {
2252 $table{$target}->{$_} = $default_combiner;
2253 }
2254
b0b92a5b
RL		 2255 $table{$target}->{$_} = process_values($table{$target}->{$_},
2256 $combined_inheritance{$_},
2257 $target, $_);
2258 unless(defined($table{$target}->{$_})) {
2259 delete $table{$target}->{$_};
2260 }
c4718849
RL		 2261# if ($extra_checks &&
2262# $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2263# warn "$_ got replaced in $target\n";
2264# }
bd5192b1
RL		 2265 }
2266
2267 # Finally done, return the result.
2268 return %{$table{$target}};
2269}
2270
462ba4f6 2271sub usage
d02b48c6 2272 {
462ba4f6 2273 print STDERR $usage;
10a926c1 2274 print STDERR "\npick os/compiler from:\n";
1641cb60 2275 my $j=0;
6457ad15 2276 my $i;
10a926c1 2277 my $k=0;
6457ad15 2278 foreach $i (sort keys %table)
d02b48c6 2279 {
bd5192b1 2280 next if $table{$i}->{template};
462ba4f6 2281 next if $i =~ /^debug/;
10a926c1
UM		 2282 $k += length($i) + 1;
2283 if ($k > 78)
2284 {
2285 print STDERR "\n";
2286 $k=length($i);
2287 }
2288 print STDERR $i . " ";
462ba4f6
UM		 2289 }
2290 foreach $i (sort keys %table)
2291 {
bd5192b1 2292 next if $table{$i}->{template};
462ba4f6 2293 next if $i !~ /^debug/;
10a926c1
UM		 2294 $k += length($i) + 1;
2295 if ($k > 78)
2296 {
2297 print STDERR "\n";
2298 $k=length($i);
2299 }
2300 print STDERR $i . " ";
d02b48c6 2301 }
10a926c1 2302 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
462ba4f6 2303 exit(1);
d02b48c6
RE		 2304 }
2305
01d99976 2306sub run_dofile
107b5792 2307{
107b5792 2308 my $out = shift;
9fe2bb77 2309 my @templates = @_;
107b5792 2310
ced2c2c5
RS		 2311 unlink $out || warn "Can't remove $out, $!"
2312 if -f $out;
9fe2bb77
RL		 2313 foreach (@templates) {
2314 die "Can't open $_, $!" unless -f $_;
2315 }
a3a08f81 2316 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
9fe2bb77
RL		 2317 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2318 system($cmd);
107b5792
RL		 2319 exit 1 if $? != 0;
2320 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2321}
2322
656bbdc6
AP		 2323sub which
2324{
2325 my ($name)=@_;
2326
2327 if (eval { require IPC::Cmd; 1; }) {
2328 IPC::Cmd->import();
2329 return scalar IPC::Cmd::can_run($name);
2330 } else {
2331 # if there is $directories component in splitpath,
2332 # then it's not something to test with $PATH...
2333 return $name if (File::Spec->splitpath($name))[1];
2334
2335 foreach (File::Spec->path()) {
2336 my $fullpath = catfile($_, "$name$target{exe_extension}");
2337 if (-f $fullpath and -x $fullpath) {
2338 return $fullpath;
2339 }
2340 }
2341 }
2342}
2343
00ae96ca
RL		 2344# Configuration printer ##############################################
2345
2346sub print_table_entry
2347{
2348 my $target = shift;
2349 my %target = resolve_config($target);
2350 my $type = shift;
2351
2352 # Don't print the templates
2353 return if $target{template};
2354
2355 my @sequence = (
f0bd4686 2356 "sys_id",
00ae96ca
RL		 2357 "cc",
2358 "cflags",
bcb1977b 2359 "defines",
f0bd4686
RL		 2360 "unistd",
2361 "ld",
00ae96ca 2362 "lflags",
c86ddbe6 2363 "plib_lflags",
1740c162 2364 "ex_libs",
00ae96ca
RL		 2365 "bn_ops",
2366 "cpuid_obj",
2367 "bn_obj",
2368 "ec_obj",
2369 "des_obj",
2370 "aes_obj",
2371 "bf_obj",
2372 "md5_obj",
2373 "sha1_obj",
2374 "cast_obj",
2375 "rc4_obj",
2376 "rmd160_obj",
2377 "rc5_obj",
2378 "wp_obj",
2379 "cmll_obj",
2380 "modes_obj",
f0bd4686 2381 "padlock_obj",
9c62a279 2382 "thread_scheme",
00ae96ca
RL		 2383 "perlasm_scheme",
2384 "dso_scheme",
2385 "shared_target",
2386 "shared_cflag",
2387 "shared_ldflag",
64c443e3 2388 "shared_rcflag",
00ae96ca 2389 "shared_extension",
e987f9f2
RL		 2390 "shared_extension_simple",
2391 "shared_import_extension",
2392 "dso_extension",
f0bd4686
RL		 2393 "obj_extension",
2394 "exe_extension",
00ae96ca 2395 "ranlib",
f0bd4686 2396 "ar",
00ae96ca
RL		 2397 "arflags",
2398 "multilib",
f0bd4686 2399 "build_scheme",
00ae96ca
RL		 2400 );
2401
2402 if ($type eq "TABLE") {
2403 print "\n";
2404 print "*** $target\n";
cb212f23
RL		 2405 foreach (@sequence) {
2406 if (ref($target{$_}) eq "ARRAY") {
2407 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2408 } else {
2409 printf "\$%-12s = %s\n", $_, $target{$_};
2410 }
2411 }
00ae96ca
RL		 2412 } elsif ($type eq "HASH") {
2413 my $largest =
2414 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2415 print " '$target' => {\n";
2416 foreach (@sequence) {
2417 if ($target{$_}) {
cb212f23
RL		 2418 if (ref($target{$_}) eq "ARRAY") {
2419 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2420 } else {
2421 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2422 }
00ae96ca
RL		 2423 }
2424 }
2425 print " },\n";
2426 }
2427}
2428
2429# Utility routines ###################################################
2430
2e963849
RL		 2431# On VMS, if the given file is a logical name, File::Spec::Functions
2432# will consider it an absolute path. There are cases when we want a
2433# purely syntactic check without checking the environment.
2434sub isabsolute {
2435 my $file = shift;
2436
2437 # On non-platforms, we just use file_name_is_absolute().
2438 return file_name_is_absolute($file) unless $^O eq "VMS";
2439
2440 # If the file spec includes a device or a directpry spec,
2441 # file_name_is_absolute() is perfectly safe.
2442 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2443
2444 # Here, we know the given file spec isn't absolute
2445 return 0;
2446}
2447
ec182ef0
RL		 2448# Makes a directory absolute and cleans out /../ in paths like foo/../bar
2449# On some platforms, this uses rel2abs(), while on others, realpath() is used.
2450# realpath() requires that at least all path components except the last is an
2451# existing directory. On VMS, the last component of the directory spec must
2452# exist.
2453sub absolutedir {
2454 my $dir = shift;
2455
2456 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2457 # will return the volume name for the device, no matter what. Also,
2458 # it will return an incorrect directory spec if the argument is a
2459 # directory that doesn't exist.
2460 if ($^O eq "VMS") {
2461 return rel2abs($dir);
2462 }
2463
2464 # We use realpath() on Unix, since no other will properly clean out
2465 # a directory spec.
2466 use Cwd qw/realpath/;
2467
2468 return realpath($dir);
2469}
2470
fe05264e
RL		 2471sub quotify {
2472 my %processors = (
2473 perl => sub { my $x = shift;
2474 $x =~ s/([\\\$\@"])/\\$1/g;
2475 return '"'.$x.'"'; },
2476 );
2477 my $for = shift;
2478 my $processor =
2479 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2480
2110febb 2481 return map { $processor->($_); } @_;
fe05264e 2482}
107b5792 2483
9fe2bb77
RL		 2484# collect_from_file($filename, $line_concat_cond_re, $line_concat)
2485# $filename is a file name to read from
2486# $line_concat_cond_re is a regexp detecting a line continuation ending
2487# $line_concat is a CODEref that takes care of concatenating two lines
2488sub collect_from_file {
2489 my $filename = shift;
2490 my $line_concat_cond_re = shift;
2491 my $line_concat = shift;
2492
2493 open my $fh, $filename || die "unable to read $filename: $!\n";
2494 return sub {
2495 my $saved_line = "";
2496 $_ = "";
2497 while (<$fh>) {
04f171c0 2498 s|\R$||;
9fe2bb77
RL		 2499 if (defined $line_concat) {
2500 $_ = $line_concat->($saved_line, $_);
2501 $saved_line = "";
2502 }
2503 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2504 $saved_line = $_;
2505 next;
2506 }
2507 return $_;
2508 }
2509 die "$filename ending with continuation line\n" if $_;
2510 close $fh;
2511 return undef;
2512 }
2513}
2514
2515# collect_from_array($array, $line_concat_cond_re, $line_concat)
2516# $array is an ARRAYref of lines
2517# $line_concat_cond_re is a regexp detecting a line continuation ending
2518# $line_concat is a CODEref that takes care of concatenating two lines
2519sub collect_from_array {
2520 my $array = shift;
2521 my $line_concat_cond_re = shift;
2522 my $line_concat = shift;
2523 my @array = (@$array);
2524
2525 return sub {
2526 my $saved_line = "";
2527 $_ = "";
2528 while (defined($_ = shift @array)) {
04f171c0 2529 s|\R$||;
9fe2bb77
RL		 2530 if (defined $line_concat) {
2531 $_ = $line_concat->($saved_line, $_);
2532 $saved_line = "";
2533 }
2534 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2535 $saved_line = $_;
2536 next;
2537 }
2538 return $_;
2539 }
2540 die "input text ending with continuation line\n" if $_;
2541 return undef;
2542 }
2543}
2544
2545# collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2546# $lineiterator is a CODEref that delivers one line at a time.
107b5792
RL		 2547# All following arguments are regex/CODEref pairs, where the regexp detects a
2548# line and the CODEref does something with the result of the regexp.
2549sub collect_information {
9fe2bb77 2550 my $lineiterator = shift;
107b5792
RL		 2551 my %collectors = @_;
2552
9fe2bb77 2553 while(defined($_ = $lineiterator->())) {
04f171c0 2554 s|\R$||;
9fe2bb77 2555 my $found = 0;
2b6b606c
RL		 2556 if ($collectors{"BEFORE"}) {
2557 $collectors{"BEFORE"}->($_);
2558 }
9fe2bb77 2559 foreach my $re (keys %collectors) {
2b6b606c 2560 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
9fe2bb77
RL		 2561 $collectors{$re}->($lineiterator);
2562 $found = 1;
2563 };
2564 }
2565 if ($collectors{"OTHERWISE"}) {
2566 $collectors{"OTHERWISE"}->($lineiterator, $_)
2567 unless $found || !defined $collectors{"OTHERWISE"};
2568 }
2b6b606c
RL		 2569 if ($collectors{"AFTER"}) {
2570 $collectors{"AFTER"}->($_);
2571 }
107b5792 2572 }
107b5792 2573}
ce959812
RL		 2574
2575# tokenize($line)
2576# $line is a line of text to split up into tokens
2577# returns a list of tokens
2578#
2579# Tokens are divided by spaces. If the tokens include spaces, they
2580# have to be quoted with single or double quotes. Double quotes
2581# inside a double quoted token must be escaped. Escaping is done
2582# with backslash.
2583# Basically, the same quoting rules apply for " and ' as in any
2584# Unix shell.
2585sub tokenize {
2586 my $line = my $debug_line = shift;
2587 my @result = ();
2588
2589 while ($line =~ s|^\s+||, $line ne "") {
2590 my $token = "";
2591 while ($line ne "" && $line !~ m|^\s|) {
2592 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2593 $token .= $1;
2594 $line = $';
2595 } elsif ($line =~ m/^'([^']*)'/) {
2596 $token .= $1;
2597 $line = $';
2598 } elsif ($line =~ m/^(\S+)/) {
2599 $token .= $1;
2600 $line = $';
2601 }
2602 }
2603 push @result, $token;
2604 }
2605
2606 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2607 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2608 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";
2609 }
2610 return @result;
2611}
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