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de17db91 1#! /usr/bin/env perl
f4d8f037 2# -*- mode: perl; -*-
ac3d0e13
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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#
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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.
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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#
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38# --cross-compile-prefix Add specified prefix to binutils components.
39#
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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#
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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.
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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
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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
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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
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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
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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
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75# Following are set automatically by this script
76#
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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,
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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
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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,
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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"
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102 . " -Wsign-compare"
103 . " -Wmissing-prototypes"
104 . " -Wshadow"
105 . " -Wformat"
106 . " -Wtype-limits"
107 . " -Werror"
108 ;
363bd0b4 109
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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
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114# -Wcast-align
115# -Wunreachable-code
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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
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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
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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
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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,
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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.
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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
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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
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168# resolve_config(target)
169#
8483a003 170# Resolves all the late evaluations, inheritances and so on for the
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171# chosen target and any target it inherits from.
172sub resolve_config;
7d46b942 173
15c7adb0 174
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175# Information collection #############################################
176
9fe2bb77 177# Unified build supports separate build dir
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178my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
179my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
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180my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
181
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182my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
183
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184$config{sourcedir} = abs2rel($srcdir);
185$config{builddir} = abs2rel($blddir);
186
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187# Collect version numbers
188$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')),
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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)) {
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215 &read_config($_);
216}
d02b48c6 217
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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)) {
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228 &read_config($_);
229 }
230}
231
291e94df 232
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233print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
234
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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 $default_ranlib;
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245$config{fips}=0;
246
247# Top level directories to build
90d28f05 248$config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
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249# crypto/ subdirectories to build
250$config{sdirs} = [
251 "objects",
2d0b4412 252 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
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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
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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
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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",
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277 "camellia",
278 "capieng",
279 "cast",
48f14845 280 "chacha",
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281 "cmac",
282 "cms",
283 "comp",
3e45d393 284 "crypto-mdebug",
ef8ca6bd 285 "crypto-mdebug-backtrace",
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286 "ct",
287 "deprecated",
288 "des",
289 "dgram",
290 "dh",
291 "dsa",
292 "dso",
a5ecdc6a 293 "dtls",
343ec2b0 294 "dynamic-engine",
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295 "ec",
296 "ec2m",
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297 "ecdh",
298 "ecdsa",
8b527be2 299 "ec_nistp_64_gcc_128",
b31feae6 300 "egd",
8b527be2 301 "engine",
1288f26f 302 "err",
02f7114a 303 "filenames",
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304 "fuzz-libfuzzer",
305 "fuzz-afl",
168c3b73 306 "gost",
8b527be2 307 "heartbeats",
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308 "hw(-.+)?",
309 "idea",
09aa263a 310 "makedepend",
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311 "md2",
312 "md4",
8b527be2 313 "mdc2",
fa22f98f 314 "multiblock",
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315 "nextprotoneg",
316 "ocb",
317 "ocsp",
ae48242c 318 "pic",
48f14845 319 "poly1305",
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320 "posix-io",
321 "psk",
322 "rc2",
323 "rc4",
324 "rc5",
325 "rdrand",
326 "rfc3779",
8b527be2 327 "rmd160",
8b527be2 328 "scrypt",
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329 "sctp",
330 "seed",
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331 "shared",
332 "sock",
333 "srp",
334 "srtp",
335 "sse2",
336 "ssl",
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337 "ssl-trace",
338 "static-engine",
339 "stdio",
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340 "threads",
341 "tls",
1288f26f 342 "ts",
c38bb727 343 "ubsan",
1288f26f 344 "ui",
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345 "unit-test",
346 "whirlpool",
8b1a5af3 347 "weak-ssl-ciphers",
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348 "zlib",
349 "zlib-dynamic",
350 );
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351foreach my $proto ((@tls, @dtls))
352 {
353 push(@disablables, $proto);
354 push(@disablables, "$proto-method");
355 }
8b527be2 356
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357my %deprecated_disablables = (
358 "ssl2" => undef,
359 "buf-freelists" => undef,
360 "ripemd" => "rmd160"
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361 );
362
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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",
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369 "fuzz-libfuzzer" => "default",
370 "fuzz-afl" => "default",
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371 "md2" => "default",
372 "rc5" => "default",
373 "sctp" => "default",
8b1a5af3 374 "ssl-trace" => "default",
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375 "ssl3" => "default",
376 "ssl3-method" => "default",
c38bb727 377 "ubsan" => "default",
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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
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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" }
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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" ],
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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} || $disabled{ecdh}); }
417 => [ "tls1", "tls1_1", "tls1_2",
418 "dtls1", "dtls1_2" ],
419
420 "tls" => [ @tls ],
421
422 # SRP and HEARTBEATS require TLSEXT
423 "tlsext" => [ "srp", "heartbeats" ],
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424
425 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
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426
427 # Without DSO, we can't load dynamic engines, so don't build them dynamic
428 "dso" => [ "dynamic-engine" ],
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429
430 # Without position independent code, there can be no shared libraries or DSOs
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431 "pic" => [ "shared" ],
432 "shared" => [ "dynamic-engine" ],
c91a0a83 433 "engine" => [ "afalgeng" ],
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434
435 # no-autoalginit is only useful when building non-shared
436 "autoalginit" => [ "shared", "apps" ],
437
438 "stdio" => [ "apps" ],
439 "apps" => [ "tests" ],
b8ce6dda 440 "comp" => [ "zlib" ],
686c86a4 441 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
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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".
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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
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470my $user_cflags="";
471my @user_defines=();
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472$config{openssl_api_defines}=[];
473$config{openssl_algorithm_defines}=[];
474$config{openssl_thread_defines}=[];
475$config{openssl_sys_defines}=[];
476$config{openssl_other_defines}=[];
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477my $libs="";
478my $target="";
3fa04f0d 479$config{options}="";
8864f0de 480$config{build_type} = "release";
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481
482my @argvcopy=@ARGV;
c59cb511 483
fe05264e 484if (grep /^reconf(igure)?$/, @argvcopy) {
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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 $return;
fe05264e 491 }
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492
493 @argvcopy = defined($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
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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 = $_->[1];
1361 # The basic things we're trying to build
1362 my @programs = ();
7f5af797 1363 my @programs_install = ();
9fe2bb77 1364 my @libraries = ();
7f5af797 1365 my @libraries_install = ();
9fe2bb77 1366 my @engines = ();
7f5af797 1367 my @engines_install = ();
9fe2bb77 1368 my @scripts = ();
7f5af797 1369 my @scripts_install = ();
9fe2bb77 1370 my @extra = ();
8a67946e 1371 my @overrides = ();
9fe2bb77
RL
1372 my @intermediates = ();
1373 my @rawlines = ();
1374
1375 my %ordinals = ();
1376 my %sources = ();
2a08d1a0 1377 my %shared_sources = ();
9fe2bb77
RL
1378 my %includes = ();
1379 my %depends = ();
1380 my %renames = ();
1381 my %sharednames = ();
ae4c7450 1382 my %generate = ();
9fe2bb77 1383
2e0956ba 1384 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
9fe2bb77
RL
1385 my $template = Text::Template->new(TYPE => 'FILE',
1386 SOURCE => catfile($sourced, $f));
1387 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1388 my @text =
1389 split /^/m,
1390 $template->fill_in(HASH => { config => \%config,
1391 target => \%target,
9e04edf2 1392 disabled => \%disabled,
f59d0131 1393 withargs => \%withargs,
9fe2bb77
RL
1394 builddir => abs2rel($buildd, $blddir),
1395 sourcedir => abs2rel($sourced, $blddir),
1396 buildtop => abs2rel($blddir, $blddir),
1397 sourcetop => abs2rel($srcdir, $blddir) },
1398 DELIMITERS => [ "{-", "-}" ]);
1399
1400 # The top item of this stack has the following values
1401 # -2 positive already run and we found ELSE (following ELSIF should fail)
1402 # -1 positive already run (skip until ENDIF)
1403 # 0 negatives so far (if we're at a condition, check it)
1404 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1405 # 2 positive ELSE (following ELSIF should fail)
1406 my @skip = ();
1407 collect_information(
1408 collect_from_array([ @text ],
1409 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1410 $l1 =~ s/\\$//; $l1.$l2 }),
1411 # Info we're looking for
1412 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
635bd409 1413 => sub {
c5798e0e 1414 if (! @skip || $skip[$#skip] > 0) {
635bd409
RL
1415 push @skip, !! $1;
1416 } else {
1417 push @skip, -1;
1418 }
1419 },
9fe2bb77
RL
1420 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1421 => sub { die "ELSIF out of scope" if ! @skip;
1422 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1423 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1424 $skip[$#skip] = !! $1
1425 if $skip[$#skip] == 0; },
1426 qr/^\s*ELSE\s*$/
1427 => sub { die "ELSE out of scope" if ! @skip;
1428 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1429 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1430 qr/^\s*ENDIF\s*$/
1431 => sub { die "ENDIF out of scope" if ! @skip;
1432 pop @skip; },
7f5af797
RL
1433 qr/^\s*PROGRAMS(_NO_INST)?\s*=\s*(.*)\s*$/
1434 => sub {
1435 if (!@skip || $skip[$#skip] > 0) {
1436 my $install = $1;
1437 my @x = tokenize($2);
1438 push @programs, @x;
1439 push @programs_install, @x unless $install;
1440 }
1441 },
1442 qr/^\s*LIBS(_NO_INST)?\s*=\s*(.*)\s*$/
1443 => sub {
1444 if (!@skip || $skip[$#skip] > 0) {
1445 my $install = $1;
1446 my @x = tokenize($2);
1447 push @libraries, @x;
1448 push @libraries_install, @x unless $install;
1449 }
1450 },
1451 qr/^\s*ENGINES(_NO_INST)?\s*=\s*(.*)\s*$/
1452 => sub {
1453 if (!@skip || $skip[$#skip] > 0) {
1454 my $install = $1;
1455 my @x = tokenize($2);
1456 push @engines, @x;
1457 push @engines_install, @x unless $install;
1458 }
1459 },
1460 qr/^\s*SCRIPTS(_NO_INST)?\s*=\s*(.*)\s*$/
1461 => sub {
1462 if (!@skip || $skip[$#skip] > 0) {
1463 my $install = $1;
1464 my @x = tokenize($2);
1465 push @scripts, @x;
1466 push @scripts_install, @x unless $install;
1467 }
1468 },
9fe2bb77 1469 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
ce959812 1470 => sub { push @extra, tokenize($1)
9fe2bb77 1471 if !@skip || $skip[$#skip] > 0 },
8a67946e 1472 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
ce959812 1473 => sub { push @overrides, tokenize($1)
8a67946e 1474 if !@skip || $skip[$#skip] > 0 },
9fe2bb77
RL
1475
1476 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
ce959812 1477 => sub { push @{$ordinals{$1}}, tokenize($2)
9fe2bb77
RL
1478 if !@skip || $skip[$#skip] > 0 },
1479 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1480 => sub { push @{$sources{$1}}, tokenize($2)
9fe2bb77 1481 if !@skip || $skip[$#skip] > 0 },
2a08d1a0 1482 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1483 => sub { push @{$shared_sources{$1}}, tokenize($2)
2a08d1a0 1484 if !@skip || $skip[$#skip] > 0 },
9fe2bb77 1485 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1486 => sub { push @{$includes{$1}}, tokenize($2)
9fe2bb77 1487 if !@skip || $skip[$#skip] > 0 },
4f858293 1488 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
ce959812 1489 => sub { push @{$depends{$1}}, tokenize($2)
9fe2bb77 1490 if !@skip || $skip[$#skip] > 0 },
ae4c7450
RL
1491 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1492 => sub { push @{$generate{$1}}, $2
1493 if !@skip || $skip[$#skip] > 0 },
9fe2bb77 1494 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1495 => sub { push @{$renames{$1}}, tokenize($2)
9fe2bb77
RL
1496 if !@skip || $skip[$#skip] > 0 },
1497 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
ce959812 1498 => sub { push @{$sharednames{$1}}, tokenize($2)
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1499 if !@skip || $skip[$#skip] > 0 },
1500 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1501 => sub {
1502 my $lineiterator = shift;
1503 my $target_kind = $1;
1504 while (defined $lineiterator->()) {
04f171c0 1505 s|\R$||;
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1506 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1507 die "ENDRAW doesn't match BEGINRAW"
1508 if $1 ne $target_kind;
1509 last;
1510 }
1511 next if @skip && $skip[$#skip] <= 0;
1512 push @rawlines, $_
1513 if ($target_kind eq $target{build_file}
ddf1847d 1514 || $target_kind eq $target{build_file}."(".$builder_platform.")");
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1515 }
1516 },
1517 qr/^(?:#.*|\s*)$/ => sub { },
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1518 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1519 "BEFORE" => sub {
1520 if ($buildinfo_debug) {
1521 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1522 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1523 }
1524 },
1525 "AFTER" => sub {
1526 if ($buildinfo_debug) {
1527 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1528 }
1529 },
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1530 );
1531 die "runaway IF?" if (@skip);
1532
1533 foreach (keys %renames) {
1534 die "$_ renamed to more than one thing: "
1535 ,join(" ", @{$renames{$_}}),"\n"
1536 if scalar @{$renames{$_}} > 1;
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1537 my $dest = cleanfile($buildd, $_, $blddir);
1538 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
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1539 die "$dest renamed to more than one thing: "
1540 ,$unified_info{rename}->{$dest}, $to
1541 unless !defined($unified_info{rename}->{$dest})
1542 or $unified_info{rename}->{$dest} eq $to;
1543 $unified_info{rename}->{$dest} = $to;
1544 }
1545
1546 foreach (@programs) {
2e963849 1547 my $program = cleanfile($buildd, $_, $blddir);
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1548 if ($unified_info{rename}->{$program}) {
1549 $program = $unified_info{rename}->{$program};
1550 }
1551 $unified_info{programs}->{$program} = 1;
1552 }
1553
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1554 foreach (@programs_install) {
1555 my $program = cleanfile($buildd, $_, $blddir);
1556 if ($unified_info{rename}->{$program}) {
1557 $program = $unified_info{rename}->{$program};
1558 }
1559 $unified_info{install}->{programs}->{$program} = 1;
1560 }
1561
9fe2bb77 1562 foreach (@libraries) {
2e963849 1563 my $library = cleanfile($buildd, $_, $blddir);
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1564 if ($unified_info{rename}->{$library}) {
1565 $library = $unified_info{rename}->{$library};
1566 }
1567 $unified_info{libraries}->{$library} = 1;
1568 }
1569
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1570 foreach (@libraries_install) {
1571 my $library = cleanfile($buildd, $_, $blddir);
1572 if ($unified_info{rename}->{$library}) {
1573 $library = $unified_info{rename}->{$library};
1574 }
1575 $unified_info{install}->{libraries}->{$library} = 1;
1576 }
1577
343ec2b0 1578 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
19ab5790 1579ENGINES can only be used if configured with 'dynamic-engine'.
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1580This is usually a fault in a build.info file.
1581EOF
1582 foreach (@engines) {
2e963849 1583 my $library = cleanfile($buildd, $_, $blddir);
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1584 if ($unified_info{rename}->{$library}) {
1585 $library = $unified_info{rename}->{$library};
1586 }
1587 $unified_info{engines}->{$library} = 1;
1588 }
1589
7f5af797
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1590 foreach (@engines_install) {
1591 my $library = cleanfile($buildd, $_, $blddir);
1592 if ($unified_info{rename}->{$library}) {
1593 $library = $unified_info{rename}->{$library};
1594 }
1595 $unified_info{install}->{engines}->{$library} = 1;
1596 }
1597
9fe2bb77 1598 foreach (@scripts) {
2e963849 1599 my $script = cleanfile($buildd, $_, $blddir);
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1600 if ($unified_info{rename}->{$script}) {
1601 $script = $unified_info{rename}->{$script};
1602 }
1603 $unified_info{scripts}->{$script} = 1;
1604 }
1605
7f5af797
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1606 foreach (@scripts_install) {
1607 my $script = cleanfile($buildd, $_, $blddir);
1608 if ($unified_info{rename}->{$script}) {
1609 $script = $unified_info{rename}->{$script};
1610 }
1611 $unified_info{install}->{scripts}->{$script} = 1;
1612 }
1613
9fe2bb77 1614 foreach (@extra) {
2e963849 1615 my $extra = cleanfile($buildd, $_, $blddir);
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1616 $unified_info{extra}->{$extra} = 1;
1617 }
1618
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1619 foreach (@overrides) {
1620 my $override = cleanfile($buildd, $_, $blddir);
1621 $unified_info{overrides}->{$override} = 1;
1622 }
1623
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1624 push @{$unified_info{rawlines}}, @rawlines;
1625
84af1bae 1626 unless ($disabled{shared}) {
9fe2bb77
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1627 # Check sharednames.
1628 foreach (keys %sharednames) {
2e963849 1629 my $dest = cleanfile($buildd, $_, $blddir);
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1630 if ($unified_info{rename}->{$dest}) {
1631 $dest = $unified_info{rename}->{$dest};
1632 }
1633 die "shared_name for $dest with multiple values: "
1634 ,join(" ", @{$sharednames{$_}}),"\n"
1635 if scalar @{$sharednames{$_}} > 1;
2e963849 1636 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
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1637 die "shared_name found for a library $dest that isn't defined\n"
1638 unless $unified_info{libraries}->{$dest};
1639 die "shared_name for $dest with multiple values: "
1640 ,$unified_info{sharednames}->{$dest}, ", ", $to
1641 unless !defined($unified_info{sharednames}->{$dest})
1642 or $unified_info{sharednames}->{$dest} eq $to;
1643 $unified_info{sharednames}->{$dest} = $to;
1644 }
1645
1646 # Additionally, we set up sharednames for libraries that don't
1647 # have any, as themselves.
1648 foreach (keys %{$unified_info{libraries}}) {
1649 if (!defined $unified_info{sharednames}->{$_}) {
1650 $unified_info{sharednames}->{$_} = $_
1651 }
1652 }
1653 }
1654
1655 foreach (keys %ordinals) {
1656 my $dest = $_;
2e963849 1657 my $ddest = cleanfile($buildd, $_, $blddir);
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1658 if ($unified_info{rename}->{$ddest}) {
1659 $ddest = $unified_info{rename}->{$ddest};
1660 }
1661 foreach (@{$ordinals{$dest}}) {
1662 my %known_ordinals =
1663 (
1664 crypto =>
6928b617 1665 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
9fe2bb77 1666 ssl =>
6928b617 1667 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
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1668 );
1669 my $o = $known_ordinals{$_};
1670 die "Ordinals for $ddest defined more than once\n"
1671 if $unified_info{ordinals}->{$ddest};
1672 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1673 }
1674 }
1675
1676 foreach (keys %sources) {
1677 my $dest = $_;
2e963849 1678 my $ddest = cleanfile($buildd, $_, $blddir);
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1679 if ($unified_info{rename}->{$ddest}) {
1680 $ddest = $unified_info{rename}->{$ddest};
1681 }
1682 foreach (@{$sources{$dest}}) {
2e963849 1683 my $s = cleanfile($sourced, $_, $blddir);
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1684
1685 # If it isn't in the source tree, we assume it's generated
1686 # in the build tree
1687 if (! -f $s) {
2e963849 1688 $s = cleanfile($buildd, $_, $blddir);
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1689 }
1690 # We recognise C and asm files
1691 if ($s =~ /\.[csS]\b$/) {
1692 (my $o = $_) =~ s/\.[csS]\b$/.o/;
2e963849 1693 $o = cleanfile($buildd, $o, $blddir);
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1694 $unified_info{sources}->{$ddest}->{$o} = 1;
1695 $unified_info{sources}->{$o}->{$s} = 1;
1696 } else {
1697 $unified_info{sources}->{$ddest}->{$s} = 1;
1698 }
1699 }
1700 }
1701
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1702 foreach (keys %shared_sources) {
1703 my $dest = $_;
1704 my $ddest = cleanfile($buildd, $_, $blddir);
1705 if ($unified_info{rename}->{$ddest}) {
1706 $ddest = $unified_info{rename}->{$ddest};
1707 }
1708 foreach (@{$shared_sources{$dest}}) {
1709 my $s = cleanfile($sourced, $_, $blddir);
1710
1711 # If it isn't in the source tree, we assume it's generated
1712 # in the build tree
1713 if (! -f $s) {
1714 $s = cleanfile($buildd, $_, $blddir);
1715 }
1716 # We recognise C and asm files
1717 if ($s =~ /\.[csS]\b$/) {
1718 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1719 $o = cleanfile($buildd, $o, $blddir);
1720 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1721 $unified_info{sources}->{$o}->{$s} = 1;
1722 } else {
1723 die "unrecognised source file type for shared library: $s\n";
1724 }
1725 }
1726 }
1727
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1728 foreach (keys %generate) {
1729 my $dest = $_;
1730 my $ddest = cleanfile($buildd, $_, $blddir);
1731 if ($unified_info{rename}->{$ddest}) {
1732 $ddest = $unified_info{rename}->{$ddest};
1733 }
1734 die "more than one generator for $dest: "
1735 ,join(" ", @{$generate{$_}}),"\n"
1736 if scalar @{$generate{$_}} > 1;
1737 my @generator = split /\s+/, $generate{$dest}->[0];
1738 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1739 $unified_info{generate}->{$ddest} = [ @generator ];
1740 }
1741
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1742 foreach (keys %depends) {
1743 my $dest = $_;
4f858293 1744 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
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1745
1746 # If the destination doesn't exist in source, it can only be
1747 # a generated file in the build tree.
4f858293 1748 if ($ddest ne "" && ! -f $ddest) {
8d34daf0
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1749 $ddest = cleanfile($buildd, $_, $blddir);
1750 if ($unified_info{rename}->{$ddest}) {
1751 $ddest = $unified_info{rename}->{$ddest};
1752 }
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1753 }
1754 foreach (@{$depends{$dest}}) {
2e963849 1755 my $d = cleanfile($sourced, $_, $blddir);
9fe2bb77 1756
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1757 # If we know it's generated, or assume it is because we can't
1758 # find it in the source tree, we set file we depend on to be
1759 # in the build tree rather than the source tree, and assume
1760 # and that there are lines to build it in a BEGINRAW..ENDRAW
1761 # section or in the Makefile template.
1762 if (! -f $d
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1763 || (grep { $d eq $_ }
1764 map { cleanfile($srcdir, $_, $blddir) }
4f858293 1765 grep { /\.h$/ } keys %{$unified_info{generate}})) {
2e963849 1766 $d = cleanfile($buildd, $_, $blddir);
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1767 }
1768 # Take note if the file to depend on is being renamed
1769 if ($unified_info{rename}->{$d}) {
1770 $d = $unified_info{rename}->{$d};
1771 }
1772 $unified_info{depends}->{$ddest}->{$d} = 1;
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1773 # If we depend on a header file or a perl module, let's make
1774 # sure it can get included
4f858293 1775 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
9fe2bb77 1776 my $i = dirname($d);
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1777 push @{$unified_info{includes}->{$ddest}->{source}}, $i
1778 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}->{source}};
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1779 }
1780 }
1781 }
1782
1783 foreach (keys %includes) {
1784 my $dest = $_;
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1785 my $ddest = cleanfile($sourced, $_, $blddir);
1786
1787 # If the destination doesn't exist in source, it can only be
1788 # a generated file in the build tree.
1789 if (! -f $ddest) {
1790 $ddest = cleanfile($buildd, $_, $blddir);
1791 if ($unified_info{rename}->{$ddest}) {
1792 $ddest = $unified_info{rename}->{$ddest};
1793 }
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1794 }
1795 foreach (@{$includes{$dest}}) {
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1796 my $is = cleandir($sourced, $_, $blddir);
1797 my $ib = cleandir($buildd, $_, $blddir);
1798 push @{$unified_info{includes}->{$ddest}->{source}}, $is
1799 unless grep { $_ eq $is } @{$unified_info{includes}->{$ddest}->{source}};
1800 push @{$unified_info{includes}->{$ddest}->{build}}, $ib
1801 unless grep { $_ eq $ib } @{$unified_info{includes}->{$ddest}->{build}};
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1802 }
1803 }
1804 }
1805
1806 ### Make unified_info a bit more efficient
1807 # One level structures
8a67946e 1808 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
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1809 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1810 }
1811 # Two level structures
7f5af797 1812 foreach my $l1 (("install", "sources", "shared_sources", "ldadd", "depends")) {
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1813 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1814 $unified_info{$l1}->{$l2} =
1815 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1816 }
1817 }
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1818 # Includes
1819 foreach my $dest (sort keys %{$unified_info{includes}}) {
1820 if (defined($unified_info{includes}->{$dest}->{build})) {
1821 my @source_includes =
1822 ( @{$unified_info{includes}->{$dest}->{source}} );
1823 $unified_info{includes}->{$dest} =
1824 [ @{$unified_info{includes}->{$dest}->{build}} ];
1825 foreach my $inc (@source_includes) {
1826 push @{$unified_info{includes}->{$dest}}, $inc
1827 unless grep { $_ eq $inc } @{$unified_info{includes}->{$dest}};
1828 }
1829 } else {
1830 $unified_info{includes}->{$dest} =
1831 [ @{$unified_info{includes}->{$dest}->{source}} ];
1832 }
1833 }
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1834}
1835
1836# For the schemes that need it, we provide the old *_obj configs
1837# from the *_asm_obj ones
3a55c92b 1838foreach (grep /_(asm|aux)_src$/, keys %target) {
9fe2bb77 1839 my $src = $_;
3a55c92b 1840 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
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1841 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1842}
1843
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RL
1844# Write down our configuration where it fits #########################
1845
1846open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1847print OUT <<"EOF";
1848package configdata;
1849
1850use strict;
1851use warnings;
1852
1853use Exporter;
1854#use vars qw(\@ISA \@EXPORT);
1855our \@ISA = qw(Exporter);
3850f8cb 1856our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
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RL
1857
1858EOF
1859print OUT "our %config = (\n";
1860foreach (sort keys %config) {
1861 if (ref($config{$_}) eq "ARRAY") {
1862 print OUT " ", $_, " => [ ", join(", ",
1863 map { quotify("perl", $_) }
1864 @{$config{$_}}), " ],\n";
1865 } else {
1866 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1867 }
1868}
1869print OUT <<"EOF";
1870);
1871
1872EOF
1873print OUT "our %target = (\n";
1874foreach (sort keys %target) {
1875 if (ref($target{$_}) eq "ARRAY") {
1876 print OUT " ", $_, " => [ ", join(", ",
1877 map { quotify("perl", $_) }
1878 @{$target{$_}}), " ],\n";
1879 } else {
1880 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1881 }
1882}
1883print OUT <<"EOF";
1884);
1885
96d2d7bc
RL
1886EOF
1887print OUT "our \%available_protocols = (\n";
1888print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1889print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1890print OUT <<"EOF";
1891);
1892
3850f8cb
RL
1893EOF
1894print OUT "our \@disablables = (\n";
1895foreach (@disablables) {
1896 print OUT " ", quotify("perl", $_), ",\n";
1897}
1898print OUT <<"EOF";
1899);
1900
96d2d7bc
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1901EOF
1902print OUT "our \%disabled = (\n";
1903foreach (sort keys %disabled) {
1904 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1905}
1906print OUT <<"EOF";
1907);
1908
291e94df 1909EOF
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1910print OUT "our %withargs = (\n";
1911foreach (sort keys %withargs) {
1912 if (ref($withargs{$_}) eq "ARRAY") {
1913 print OUT " ", $_, " => [ ", join(", ",
1914 map { quotify("perl", $_) }
1915 @{$withargs{$_}}), " ],\n";
1916 } else {
1917 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1918 }
1919}
1920print OUT <<"EOF";
1921);
edd4d402 1922
107b5792 1923EOF
ddf1847d 1924if ($builder eq "unified") {
9fe2bb77
RL
1925 my $recurse;
1926 $recurse = sub {
1927 my $indent = shift;
1928 foreach (@_) {
1929 if (ref $_ eq "ARRAY") {
1930 print OUT " "x$indent, "[\n";
1931 foreach (@$_) {
1932 $recurse->($indent + 4, $_);
1933 }
1934 print OUT " "x$indent, "],\n";
1935 } elsif (ref $_ eq "HASH") {
1936 my %h = %$_;
1937 print OUT " "x$indent, "{\n";
1938 foreach (sort keys %h) {
1939 if (ref $h{$_} eq "") {
1940 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1941 } else {
1942 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1943 $recurse->($indent + 8, $h{$_});
1944 }
1945 }
1946 print OUT " "x$indent, "},\n";
1947 } else {
1948 print OUT " "x$indent, quotify("perl", $_), ",\n";
1949 }
1950 }
1951 };
1952 print OUT "our %unified_info = (\n";
1953 foreach (sort keys %unified_info) {
1954 if (ref $unified_info{$_} eq "") {
1955 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1956 } else {
1957 print OUT " "x4, quotify("perl", $_), " =>\n";
1958 $recurse->(8, $unified_info{$_});
1959 }
1960 }
1961 print OUT <<"EOF";
1962);
1963
1964EOF
1965}
1966print OUT "1;\n";
d02b48c6 1967close(OUT);
f2d4be3b 1968
9fe2bb77 1969
f58a0acb 1970print "CC =$config{cross_compile_prefix}$target{cc}\n";
2952b9b8 1971print "CFLAG =$target{cflags} $config{cflags}\n";
63ee7129 1972print "SHARED_CFLAG =$target{shared_cflag}\n";
2952b9b8 1973print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
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1974print "LFLAG =$target{lflags}\n";
1975print "PLIB_LFLAG =$target{plib_lflags}\n";
2952b9b8 1976print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
b756967d 1977print "APPS_OBJ =$target{apps_obj}\n";
291e94df 1978print "CPUID_OBJ =$target{cpuid_obj}\n";
b756967d 1979print "UPLINK_OBJ =$target{uplink_obj}\n";
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RL
1980print "BN_ASM =$target{bn_obj}\n";
1981print "EC_ASM =$target{ec_obj}\n";
1982print "DES_ENC =$target{des_obj}\n";
1983print "AES_ENC =$target{aes_obj}\n";
1984print "BF_ENC =$target{bf_obj}\n";
1985print "CAST_ENC =$target{cast_obj}\n";
1986print "RC4_ENC =$target{rc4_obj}\n";
1987print "RC5_ENC =$target{rc5_obj}\n";
1988print "MD5_OBJ_ASM =$target{md5_obj}\n";
1989print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1990print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1991print "CMLL_ENC =$target{cmll_obj}\n";
1992print "MODES_OBJ =$target{modes_obj}\n";
f0bd4686 1993print "PADLOCK_OBJ =$target{padlock_obj}\n";
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1994print "CHACHA_ENC =$target{chacha_obj}\n";
1995print "POLY1305_OBJ =$target{poly1305_obj}\n";
2d0b4412 1996print "BLAKE2_OBJ =$target{blake2_obj}\n";
7d130f68 1997print "PROCESSOR =$config{processor}\n";
f58a0acb
AP
1998print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1999 "$config{cross_compile_prefix}ranlib" :
2000 "$target{ranlib}", "\n";
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RL
2001print "ARFLAGS =$target{arflags}\n";
2002print "PERL =$config{perl}\n";
f0bd4686 2003print "\n";
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RL
2004print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
2005print "SIXTY_FOUR_BIT mode\n" if $config{b64};
2006print "THIRTY_TWO_BIT mode\n" if $config{b32};
7d130f68 2007print "BN_LLONG mode\n" if $config{bn_ll};
01d99976 2008print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
cba5068d 2009
88087414 2010my %builders = (
9fe2bb77 2011 unified => sub {
ddf1847d
RL
2012 run_dofile(catfile($blddir, $target{build_file}),
2013 $config{build_file_template},
2014 catfile($srcdir, "Configurations", "common.tmpl"));
9fe2bb77 2015 },
88087414
RL
2016 );
2017
ddf1847d 2018$builders{$builder}->($builder_platform, @builder_opts);
fce0ba5f 2019
76ffb43d 2020print <<"EOF";
63d3f44a 2021
89ec98e0 2022Configured for $target.
63d3f44a 2023EOF
5f8d5c96 2024
9c62a279 2025print <<"EOF" if ($disabled{threads} eq "unavailable");
5f8d5c96
BM
2026
2027The library could not be configured for supporting multi-threaded
2028applications as the compiler options required on this system are not known.
ff1b7e09 2029See file INSTALL for details if you need multi-threading.
ec577822
BM
2030EOF
2031
76ffb43d 2032print <<"EOF" if ($no_shared_warn);
2964ba8c 2033
ae48242c
RL
2034The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
2035platform, so we will pretend you gave the option 'no-pic', which also disables
2036'shared' and 'dynamic-engine'. If you know how to implement shared libraries
2037or position independent code, please let us know (but please first make sure
2038you have tried with a current version of OpenSSL).
2e31ef03
RS
2039EOF
2040
ddc606c9
RL
2041print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
2042
2043WARNING: there are indications that another build was made in the source
2044directory. This build may have picked up artifacts from that build, the
2045safest course of action is to clean the source directory and redo this
2046configuration.
2047EOF
2048
d02b48c6
RE
2049exit(0);
2050
bd5192b1
RL
2051######################################################################
2052#
2053# Helpers and utility functions
2054#
2055
2056# Configuration file reading #########################################
2057
1f2e1cd5
RL
2058# Note: All of the helper functions are for lazy evaluation. They all
2059# return a CODE ref, which will return the intended value when evaluated.
2060# Thus, whenever there's mention of a returned value, it's about that
2061# intended value.
2062
bd5192b1 2063# Helper function to implement conditional inheritance depending on the
00b0d663 2064# value of $disabled{asm}. Used in inherit_from values as follows:
bd5192b1
RL
2065#
2066# inherit_from => [ "template", asm("asm_tmpl") ]
2067#
2068sub asm {
2069 my @x = @_;
2070 sub {
00b0d663 2071 $disabled{asm} ? () : @x;
bd5192b1
RL
2072 }
2073}
2074
1f2e1cd5
RL
2075# Helper function to implement conditional value variants, with a default
2076# plus additional values based on the value of $config{build_type}.
2077# Arguments are given in hash table form:
2078#
2079# picker(default => "Basic string: ",
2080# debug => "debug",
2081# release => "release")
2082#
2083# When configuring with --debug, the resulting string will be
2084# "Basic string: debug", and when not, it will be "Basic string: release"
2085#
2086# This can be used to create variants of sets of flags according to the
2087# build type:
2088#
2089# cflags => picker(default => "-Wall",
2090# debug => "-g -O0",
2091# release => "-O3")
2092#
2093sub picker {
2094 my %opts = @_;
2095 return sub { add($opts{default} || (),
2096 $opts{$config{build_type}} || ())->(); }
2097}
2098
2099# Helper function to combine several values of different types into one.
2100# This is useful if you want to combine a string with the result of a
2101# lazy function, such as:
2102#
2103# cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2104#
2105sub combine {
2106 my @stuff = @_;
2107 return sub { add(@stuff)->(); }
2108}
2109
2110# Helper function to implement conditional values depending on the value
2111# of $disabled{threads}. Can be used as follows:
2112#
2113# cflags => combine("-Wall", threads("-pthread"))
2114#
2115sub threads {
2116 my @flags = @_;
2117 return sub { add($disabled{threads} ? () : @flags)->(); }
2118}
2119
2120
2121
9c62a279 2122our $add_called = 0;
88087414
RL
2123# Helper function to implement adding values to already existing configuration
2124# values. It handles elements that are ARRAYs, CODEs and scalars
2125sub _add {
2126 my $separator = shift;
2127
bcb1977b
RL
2128 # If there's any ARRAY in the collection of values OR the separator
2129 # is undef, we will return an ARRAY of combined values, otherwise a
2130 # string of joined values with $separator as the separator.
2131 my $found_array = !defined($separator);
88087414
RL
2132
2133 my @values =
2134 map {
b0b92a5b
RL
2135 my $res = $_;
2136 while (ref($res) eq "CODE") {
2137 $res = $res->();
2138 }
2139 if (defined($res)) {
2140 if (ref($res) eq "ARRAY") {
2141 $found_array = 1;
2142 @$res;
2143 } else {
2144 $res;
2145 }
88087414 2146 } else {
b0b92a5b 2147 ();
88087414
RL
2148 }
2149 } (@_);
2150
9c62a279
RL
2151 $add_called = 1;
2152
88087414
RL
2153 if ($found_array) {
2154 [ @values ];
2155 } else {
b0b92a5b 2156 join($separator, grep { defined($_) && $_ ne "" } @values);
88087414
RL
2157 }
2158}
2159sub add_before {
bdcd83e1
RL
2160 my $separator = " ";
2161 if (ref($_[$#_]) eq "HASH") {
2162 my $opts = pop;
2163 $separator = $opts->{separator};
2164 }
88087414
RL
2165 my @x = @_;
2166 sub { _add($separator, @x, @_) };
2167}
2168sub add {
bdcd83e1
RL
2169 my $separator = " ";
2170 if (ref($_[$#_]) eq "HASH") {
2171 my $opts = pop;
2172 $separator = $opts->{separator};
2173 }
88087414
RL
2174 my @x = @_;
2175 sub { _add($separator, @_, @x) };
2176}
2177
bd5192b1
RL
2178# configuration reader, evaluates the input file as a perl script and expects
2179# it to fill %targets with target configurations. Those are then added to
2180# %table.
2181sub read_config {
2182 my $fname = shift;
2183 open(CONFFILE, "< $fname")
2184 or die "Can't open configuration file '$fname'!\n";
2185 my $x = $/;
2186 undef $/;
2187 my $content = <CONFFILE>;
2188 $/ = $x;
2189 close(CONFFILE);
2190 my %targets = ();
2191 {
2192 local %table = %::table; # Protect %table from tampering
2193
2194 eval $content;
2195 warn $@ if $@;
2196 }
2197
2198 # For each target, check that it's configured with a hash table.
2199 foreach (keys %targets) {
2200 if (ref($targets{$_}) ne "HASH") {
2201 if (ref($targets{$_}) eq "") {
2202 warn "Deprecated target configuration for $_, ignoring...\n";
2203 } else {
2204 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2205 }
2206 delete $targets{$_};
2207 }
2208 }
2209
2210 %table = (%table, %targets);
2211
2212}
2213
8483a003
F
2214# configuration resolver. Will only resolve all the lazy evaluation
2215# codeblocks for the chosen target and all those it inherits from,
bd5192b1
RL
2216# recursively
2217sub resolve_config {
2218 my $target = shift;
2219 my @breadcrumbs = @_;
2220
c4718849 2221# my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
9c62a279 2222
bd5192b1
RL
2223 if (grep { $_ eq $target } @breadcrumbs) {
2224 die "inherit_from loop! target backtrace:\n "
2225 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2226 }
2227
2228 if (!defined($table{$target})) {
2229 warn "Warning! target $target doesn't exist!\n";
2230 return ();
2231 }
2232 # Recurse through all inheritances. They will be resolved on the
2233 # fly, so when this operation is done, they will all just be a
2234 # bunch of attributes with string values.
2235 # What we get here, though, are keys with references to lists of
2236 # the combined values of them all. We will deal with lists after
2237 # this stage is done.
2238 my %combined_inheritance = ();
2239 if ($table{$target}->{inherit_from}) {
2240 my @inherit_from =
2241 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2242 foreach (@inherit_from) {
2243 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2244
2245 # 'template' is a marker that's considered private to
2246 # the config that had it.
2247 delete $inherited_config{template};
2248
2110febb 2249 foreach (keys %inherited_config) {
bd5192b1
RL
2250 if (!$combined_inheritance{$_}) {
2251 $combined_inheritance{$_} = [];
2252 }
2253 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2110febb 2254 }
bd5192b1
RL
2255 }
2256 }
2257
2258 # We won't need inherit_from in this target any more, since we've
2259 # resolved all the inheritances that lead to this
2260 delete $table{$target}->{inherit_from};
2261
2262 # Now is the time to deal with those lists. Here's the place to
2263 # decide what shall be done with those lists, all based on the
2264 # values of the target we're currently dealing with.
2265 # - If a value is a coderef, it will be executed with the list of
2266 # inherited values as arguments.
2267 # - If the corresponding key doesn't have a value at all or is the
8483a003 2268 # empty string, the inherited value list will be run through the
bd5192b1
RL
2269 # default combiner (below), and the result becomes this target's
2270 # value.
2271 # - Otherwise, this target's value is assumed to be a string that
2272 # will simply override the inherited list of values.
a26d8be9 2273 my $default_combiner = add();
bd5192b1
RL
2274
2275 my %all_keys =
2276 map { $_ => 1 } (keys %combined_inheritance,
2277 keys %{$table{$target}});
b0b92a5b
RL
2278
2279 sub process_values {
2280 my $object = shift;
2281 my $inherited = shift; # Always a [ list ]
2282 my $target = shift;
2283 my $entry = shift;
2284
9c62a279
RL
2285 $add_called = 0;
2286
b0b92a5b
RL
2287 while(ref($object) eq "CODE") {
2288 $object = $object->(@$inherited);
2289 }
2290 if (!defined($object)) {
2291 return ();
2292 }
2293 elsif (ref($object) eq "ARRAY") {
9c62a279 2294 local $add_called; # To make sure recursive calls don't affect it
b0b92a5b
RL
2295 return [ map { process_values($_, $inherited, $target, $entry) }
2296 @$object ];
2297 } elsif (ref($object) eq "") {
2298 return $object;
2299 } else {
2300 die "cannot handle reference type ",ref($object)
2301 ," found in target ",$target," -> ",$entry,"\n";
2302 }
2303 }
2304
bd5192b1 2305 foreach (sort keys %all_keys) {
9c62a279 2306 my $previous = $combined_inheritance{$_};
bd5192b1
RL
2307
2308 # Current target doesn't have a value for the current key?
2309 # Assign it the default combiner, the rest of this loop body
2310 # will handle it just like any other coderef.
2311 if (!exists $table{$target}->{$_}) {
2312 $table{$target}->{$_} = $default_combiner;
2313 }
2314
b0b92a5b
RL
2315 $table{$target}->{$_} = process_values($table{$target}->{$_},
2316 $combined_inheritance{$_},
2317 $target, $_);
2318 unless(defined($table{$target}->{$_})) {
2319 delete $table{$target}->{$_};
2320 }
c4718849
RL
2321# if ($extra_checks &&
2322# $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2323# warn "$_ got replaced in $target\n";
2324# }
bd5192b1
RL
2325 }
2326
2327 # Finally done, return the result.
2328 return %{$table{$target}};
2329}
2330
462ba4f6 2331sub usage
d02b48c6 2332 {
462ba4f6 2333 print STDERR $usage;
10a926c1 2334 print STDERR "\npick os/compiler from:\n";
1641cb60 2335 my $j=0;
6457ad15 2336 my $i;
10a926c1 2337 my $k=0;
6457ad15 2338 foreach $i (sort keys %table)
d02b48c6 2339 {
bd5192b1 2340 next if $table{$i}->{template};
462ba4f6 2341 next if $i =~ /^debug/;
10a926c1
UM
2342 $k += length($i) + 1;
2343 if ($k > 78)
2344 {
2345 print STDERR "\n";
2346 $k=length($i);
2347 }
2348 print STDERR $i . " ";
462ba4f6
UM
2349 }
2350 foreach $i (sort keys %table)
2351 {
bd5192b1 2352 next if $table{$i}->{template};
462ba4f6 2353 next if $i !~ /^debug/;
10a926c1
UM
2354 $k += length($i) + 1;
2355 if ($k > 78)
2356 {
2357 print STDERR "\n";
2358 $k=length($i);
2359 }
2360 print STDERR $i . " ";
d02b48c6 2361 }
10a926c1 2362 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
462ba4f6 2363 exit(1);
d02b48c6
RE
2364 }
2365
01d99976 2366sub run_dofile
107b5792 2367{
107b5792 2368 my $out = shift;
9fe2bb77 2369 my @templates = @_;
107b5792 2370
ced2c2c5
RS
2371 unlink $out || warn "Can't remove $out, $!"
2372 if -f $out;
9fe2bb77
RL
2373 foreach (@templates) {
2374 die "Can't open $_, $!" unless -f $_;
2375 }
a3a08f81 2376 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
9fe2bb77
RL
2377 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2378 system($cmd);
107b5792
RL
2379 exit 1 if $? != 0;
2380 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2381}
2382
656bbdc6
AP
2383sub which
2384{
2385 my ($name)=@_;
2386
2387 if (eval { require IPC::Cmd; 1; }) {
2388 IPC::Cmd->import();
2389 return scalar IPC::Cmd::can_run($name);
2390 } else {
2391 # if there is $directories component in splitpath,
2392 # then it's not something to test with $PATH...
2393 return $name if (File::Spec->splitpath($name))[1];
2394
2395 foreach (File::Spec->path()) {
2396 my $fullpath = catfile($_, "$name$target{exe_extension}");
2397 if (-f $fullpath and -x $fullpath) {
2398 return $fullpath;
2399 }
2400 }
2401 }
2402}
2403
00ae96ca
RL
2404# Configuration printer ##############################################
2405
2406sub print_table_entry
2407{
2408 my $target = shift;
2409 my %target = resolve_config($target);
2410 my $type = shift;
2411
2412 # Don't print the templates
2413 return if $target{template};
2414
2415 my @sequence = (
f0bd4686 2416 "sys_id",
00ae96ca
RL
2417 "cc",
2418 "cflags",
bcb1977b 2419 "defines",
f0bd4686
RL
2420 "unistd",
2421 "ld",
00ae96ca 2422 "lflags",
c86ddbe6 2423 "plib_lflags",
1740c162 2424 "ex_libs",
00ae96ca
RL
2425 "bn_ops",
2426 "cpuid_obj",
2427 "bn_obj",
2428 "ec_obj",
2429 "des_obj",
2430 "aes_obj",
2431 "bf_obj",
2432 "md5_obj",
2433 "sha1_obj",
2434 "cast_obj",
2435 "rc4_obj",
2436 "rmd160_obj",
2437 "rc5_obj",
2438 "wp_obj",
2439 "cmll_obj",
2440 "modes_obj",
f0bd4686 2441 "padlock_obj",
9c62a279 2442 "thread_scheme",
00ae96ca
RL
2443 "perlasm_scheme",
2444 "dso_scheme",
2445 "shared_target",
2446 "shared_cflag",
2447 "shared_ldflag",
64c443e3 2448 "shared_rcflag",
00ae96ca 2449 "shared_extension",
e987f9f2
RL
2450 "shared_extension_simple",
2451 "shared_import_extension",
2452 "dso_extension",
f0bd4686
RL
2453 "obj_extension",
2454 "exe_extension",
00ae96ca 2455 "ranlib",
f0bd4686 2456 "ar",
00ae96ca
RL
2457 "arflags",
2458 "multilib",
f0bd4686 2459 "build_scheme",
00ae96ca
RL
2460 );
2461
2462 if ($type eq "TABLE") {
2463 print "\n";
2464 print "*** $target\n";
cb212f23
RL
2465 foreach (@sequence) {
2466 if (ref($target{$_}) eq "ARRAY") {
2467 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2468 } else {
2469 printf "\$%-12s = %s\n", $_, $target{$_};
2470 }
2471 }
00ae96ca
RL
2472 } elsif ($type eq "HASH") {
2473 my $largest =
2474 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2475 print " '$target' => {\n";
2476 foreach (@sequence) {
2477 if ($target{$_}) {
cb212f23
RL
2478 if (ref($target{$_}) eq "ARRAY") {
2479 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2480 } else {
2481 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2482 }
00ae96ca
RL
2483 }
2484 }
2485 print " },\n";
2486 }
2487}
2488
2489# Utility routines ###################################################
2490
2e963849
RL
2491# On VMS, if the given file is a logical name, File::Spec::Functions
2492# will consider it an absolute path. There are cases when we want a
2493# purely syntactic check without checking the environment.
2494sub isabsolute {
2495 my $file = shift;
2496
2497 # On non-platforms, we just use file_name_is_absolute().
2498 return file_name_is_absolute($file) unless $^O eq "VMS";
2499
2500 # If the file spec includes a device or a directpry spec,
2501 # file_name_is_absolute() is perfectly safe.
2502 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2503
2504 # Here, we know the given file spec isn't absolute
2505 return 0;
2506}
2507
ec182ef0
RL
2508# Makes a directory absolute and cleans out /../ in paths like foo/../bar
2509# On some platforms, this uses rel2abs(), while on others, realpath() is used.
2510# realpath() requires that at least all path components except the last is an
2511# existing directory. On VMS, the last component of the directory spec must
2512# exist.
2513sub absolutedir {
2514 my $dir = shift;
2515
2516 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2517 # will return the volume name for the device, no matter what. Also,
2518 # it will return an incorrect directory spec if the argument is a
2519 # directory that doesn't exist.
2520 if ($^O eq "VMS") {
2521 return rel2abs($dir);
2522 }
2523
2524 # We use realpath() on Unix, since no other will properly clean out
2525 # a directory spec.
2526 use Cwd qw/realpath/;
2527
2528 return realpath($dir);
2529}
2530
fe05264e
RL
2531sub quotify {
2532 my %processors = (
2533 perl => sub { my $x = shift;
2534 $x =~ s/([\\\$\@"])/\\$1/g;
2535 return '"'.$x.'"'; },
2536 );
2537 my $for = shift;
2538 my $processor =
2539 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2540
2110febb 2541 return map { $processor->($_); } @_;
fe05264e 2542}
107b5792 2543
9fe2bb77
RL
2544# collect_from_file($filename, $line_concat_cond_re, $line_concat)
2545# $filename is a file name to read from
2546# $line_concat_cond_re is a regexp detecting a line continuation ending
2547# $line_concat is a CODEref that takes care of concatenating two lines
2548sub collect_from_file {
2549 my $filename = shift;
2550 my $line_concat_cond_re = shift;
2551 my $line_concat = shift;
2552
2553 open my $fh, $filename || die "unable to read $filename: $!\n";
2554 return sub {
2555 my $saved_line = "";
2556 $_ = "";
2557 while (<$fh>) {
04f171c0 2558 s|\R$||;
9fe2bb77
RL
2559 if (defined $line_concat) {
2560 $_ = $line_concat->($saved_line, $_);
2561 $saved_line = "";
2562 }
2563 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2564 $saved_line = $_;
2565 next;
2566 }
2567 return $_;
2568 }
2569 die "$filename ending with continuation line\n" if $_;
2570 close $fh;
2571 return undef;
2572 }
2573}
2574
2575# collect_from_array($array, $line_concat_cond_re, $line_concat)
2576# $array is an ARRAYref of lines
2577# $line_concat_cond_re is a regexp detecting a line continuation ending
2578# $line_concat is a CODEref that takes care of concatenating two lines
2579sub collect_from_array {
2580 my $array = shift;
2581 my $line_concat_cond_re = shift;
2582 my $line_concat = shift;
2583 my @array = (@$array);
2584
2585 return sub {
2586 my $saved_line = "";
2587 $_ = "";
2588 while (defined($_ = shift @array)) {
04f171c0 2589 s|\R$||;
9fe2bb77
RL
2590 if (defined $line_concat) {
2591 $_ = $line_concat->($saved_line, $_);
2592 $saved_line = "";
2593 }
2594 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2595 $saved_line = $_;
2596 next;
2597 }
2598 return $_;
2599 }
2600 die "input text ending with continuation line\n" if $_;
2601 return undef;
2602 }
2603}
2604
2605# collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2606# $lineiterator is a CODEref that delivers one line at a time.
107b5792
RL
2607# All following arguments are regex/CODEref pairs, where the regexp detects a
2608# line and the CODEref does something with the result of the regexp.
2609sub collect_information {
9fe2bb77 2610 my $lineiterator = shift;
107b5792
RL
2611 my %collectors = @_;
2612
9fe2bb77 2613 while(defined($_ = $lineiterator->())) {
04f171c0 2614 s|\R$||;
9fe2bb77 2615 my $found = 0;
2b6b606c
RL
2616 if ($collectors{"BEFORE"}) {
2617 $collectors{"BEFORE"}->($_);
2618 }
9fe2bb77 2619 foreach my $re (keys %collectors) {
2b6b606c 2620 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
9fe2bb77
RL
2621 $collectors{$re}->($lineiterator);
2622 $found = 1;
2623 };
2624 }
2625 if ($collectors{"OTHERWISE"}) {
2626 $collectors{"OTHERWISE"}->($lineiterator, $_)
2627 unless $found || !defined $collectors{"OTHERWISE"};
2628 }
2b6b606c
RL
2629 if ($collectors{"AFTER"}) {
2630 $collectors{"AFTER"}->($_);
2631 }
107b5792 2632 }
107b5792 2633}
ce959812
RL
2634
2635# tokenize($line)
2636# $line is a line of text to split up into tokens
2637# returns a list of tokens
2638#
2639# Tokens are divided by spaces. If the tokens include spaces, they
2640# have to be quoted with single or double quotes. Double quotes
2641# inside a double quoted token must be escaped. Escaping is done
2642# with backslash.
2643# Basically, the same quoting rules apply for " and ' as in any
2644# Unix shell.
2645sub tokenize {
2646 my $line = my $debug_line = shift;
2647 my @result = ();
2648
2649 while ($line =~ s|^\s+||, $line ne "") {
2650 my $token = "";
2651 while ($line ne "" && $line !~ m|^\s|) {
2652 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2653 $token .= $1;
2654 $line = $';
2655 } elsif ($line =~ m/^'([^']*)'/) {
2656 $token .= $1;
2657 $line = $';
2658 } elsif ($line =~ m/^(\S+)/) {
2659 $token .= $1;
2660 $line = $';
2661 }
2662 }
2663 push @result, $token;
2664 }
2665
2666 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2667 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2668 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";
2669 }
2670 return @result;
2671}