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Fix no-stdio and no-autoalginit
[thirdparty/openssl.git] / Configure
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de17db91 1#! /usr/bin/env perl
f4d8f037 2# -*- mode: perl; -*-
de17db91 3
a4ed5532 4## Configure -- OpenSSL source tree configuration script
1641cb60 5
9f519add 6require 5.10.0;
1641cb60 7use strict;
f09e7ca9 8use File::Basename;
85152ca4 9use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
dca99383 10use File::Path qw/mkpath/;
1641cb60 11
22a4f969 12# see INSTALL for instructions.
462ba4f6 13
e4ef2e25 14my $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 15
434c5dd3 16# Options:
e5f3045f 17#
f09e7ca9
RS		 18# --config add the given configuration file, which will be read after
19# any "Configurations*" files that are found in the same
20# directory as this script.
d74dfafd
RL		 21# --prefix prefix for the OpenSSL installation, which includes the
22# directories bin, lib, include, share/man, share/doc/openssl
23# This becomes the value of INSTALLTOP in Makefile
24# (Default: /usr/local)
25# --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
26# If it's a relative directory, it will be added on the directory
27# given with --prefix.
28# This becomes the value of OPENSSLDIR in Makefile and in C.
29# (Default: PREFIX/ssl)
e5f3045f 30#
cbfb39d1
AP		 31# --cross-compile-prefix Add specified prefix to binutils components.
32#
98186eb4
VD		 33# --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
34# interfaces deprecated as of the specified OpenSSL version.
35#
5270e702
RL		 36# no-hw-xxx do not compile support for specific crypto hardware.
37# Generic OpenSSL-style methods relating to this support
38# are always compiled but return NULL if the hardware
39# support isn't compiled.
40# no-hw do not compile support for any crypto hardware.
5f8d5c96
BM		 41# [no-]threads [don't] try to create a library that is suitable for
42# multithreaded applications (default is "threads" if we
43# know how to do it)
fcc6a1c4 44# [no-]shared [don't] try to create shared libraries when supported.
ae48242c 45# [no-]pic [don't] try to build position independent code when supported.
45b71abe 46# If disabled, it also disables shared and dynamic-engine.
a723979d 47# no-asm do not use assembler
bc2aadad
GT		 48# no-dso do not compile in any native shared-library methods. This
49# will ensure that all methods just return NULL.
0423f812 50# no-egd do not compile support for the entropy-gathering daemon APIs
e452de9d
RL		 51# [no-]zlib [don't] compile support for zlib compression.
52# zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
53# library and will be loaded in run-time by the OpenSSL library.
7e159e01 54# sctp include SCTP support
22a4f969 55# 386 generate 80386 code
8b1a5af3
MC		 56# enable-weak-ssl-ciphers
57# Enable weak ciphers that are disabled by default. This currently
58# only includes RC4 based ciphers.
d0590fe6 59# no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
79df9d62 60# no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
fce0ba5f 61# -<xxx> +<xxx> compiler options are passed through
e41c8d6a
GT		 62#
63# DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
64# provided to stack calls. Generates unique stack functions for
65# each possible stack type.
d02b48c6 66# BN_LLONG use the type 'long long' in crypto/bn/bn.h
d02b48c6 67# RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
d0590fe6
AP		 68# Following are set automatically by this script
69#
e771eea6
RS		 70# MD5_ASM use some extra md5 assember,
71# SHA1_ASM use some extra sha1 assember, must define L_ENDIAN for x86
72# RMD160_ASM use some extra ripemd160 assember,
d0590fe6
AP		 73# SHA256_ASM sha256_block is implemented in assembler
74# SHA512_ASM sha512_block is implemented in assembler
75# AES_ASM ASE_[en|de]crypt is implemented in assembler
d02b48c6 76
363bd0b4 77# Minimum warning options... any contributions to OpenSSL should at least get
fce0ba5f 78# past these.
363bd0b4 79
463a7b8c
AP		 80# DEBUG_UNUSED enables __owur (warn unused result) checks.
81my $gcc_devteam_warn = "-DDEBUG_UNUSED"
82 # -DPEDANTIC complements -pedantic and is meant to mask code that
83 # is not strictly standard-compliant and/or implementation-specifc,
84 # e.g. inline assembly, disregards to alignment requirements, such
85 # that -pedantic would complain about. Incidentally -DPEDANTIC has
86 # to be used even in sanitized builds, because sanitizer too is
87 # supposed to and does take notice of non-standard behaviour. Then
88 # -pedantic with pre-C9x compiler would also complain about 'long
89 # long' not being supported. As 64-bit algorithms are common now,
90 # it grew impossible to resolve this without sizeable additional
91 # code, so we just tell compiler to be pedantic about everything
92 # but 'long long' type.
93 . " -DPEDANTIC -pedantic -Wno-long-long"
8bccbce5 94 . " -Wall"
8bccbce5
RS		 95 . " -Wsign-compare"
96 . " -Wmissing-prototypes"
97 . " -Wshadow"
98 . " -Wformat"
99 . " -Wtype-limits"
100 . " -Werror"
101 ;
363bd0b4 102
190c8c60
BL		 103# These are used in addition to $gcc_devteam_warn when the compiler is clang.
104# TODO(openssl-team): fix problems and investigate if (at least) the
480405e4 105# following warnings can also be enabled:
8bccbce5 106# -Wswitch-enum
8bccbce5
RS		 107# -Wcast-align
108# -Wunreachable-code
a773b52a
RS		 109# -Wlanguage-extension-token -- no, we use asm()
110# -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
111# -Wextended-offsetof -- no, needed in CMS ASN1 code
8bccbce5
RS		 112my $clang_devteam_warn = ""
113 . " -Qunused-arguments"
114 . " -Wextra"
115 . " -Wno-unused-parameter"
116 . " -Wno-missing-field-initializers"
117 . " -Wno-language-extension-token"
118 . " -Wno-extended-offsetof"
119 . " -Wconditional-uninitialized"
120 . " -Wincompatible-pointer-types-discards-qualifiers"
121 . " -Wmissing-variable-declarations"
122 ;
cb2bc054 123
ef8ca6bd
RL		 124# This adds backtrace information to the memory leak info. Is only used
125# when crypto-mdebug-backtrace is enabled.
126my $memleak_devteam_backtrace = "-rdynamic";
a1d3f3d1 127
0c28f277
DSH		 128my $strict_warnings = 0;
129
b7efa56a 130# As for $BSDthreads. Idea is to maintain "collective" set of flags,
fce0ba5f 131# which would cover all BSD flavors. -pthread applies to them all,
b7efa56a
AP		 132# but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
133# -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
134# which has to be accompanied by explicit -D_THREAD_SAFE and
135# sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
136# seems to be sufficient?
9c62a279 137our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
d02b48c6 138
98186eb4
VD		 139#
140# API compability name to version number mapping.
141#
142my $maxapi = "1.1.0"; # API for "no-deprecated" builds
143my $apitable = {
144 "1.1.0" => "0x10100000L",
145 "1.0.0" => "0x10000000L",
146 "0.9.8" => "0x00908000L",
147};
148
9e0724a1 149our %table = ();
291e94df 150our %config = ();
98fdbce0 151our %withargs = ();
3e83e686 152
bd5192b1 153# Forward declarations ###############################################
7ead0c89 154
bd5192b1
RL		 155# read_config(filename)
156#
157# Reads a configuration file and populates %table with the contents
158# (which the configuration file places in %targets).
159sub read_config;
7d46b942 160
bd5192b1
RL		 161# resolve_config(target)
162#
e771eea6 163# Resolves all the late evalutations, inheritances and so on for the
bd5192b1
RL		 164# chosen target and any target it inherits from.
165sub resolve_config;
7d46b942 166
15c7adb0 167
107b5792
RL		 168# Information collection #############################################
169
9fe2bb77 170# Unified build supports separate build dir
ec182ef0
RL		 171my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
172my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
9fe2bb77
RL		 173my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
174
175$config{sourcedir} = abs2rel($srcdir);
176$config{builddir} = abs2rel($blddir);
177
107b5792
RL		 178# Collect version numbers
179$config{version} = "unknown";
180$config{version_num} = "unknown";
181$config{shlib_version_number} = "unknown";
182$config{shlib_version_history} = "unknown";
183
184collect_information(
9fe2bb77 185 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
107b5792
RL		 186 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
187 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
188 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
189 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
190 );
191if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
192
193($config{major}, $config{minor})
194 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
195($config{shlib_major}, $config{shlib_minor})
196 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
197die "erroneous version information in opensslv.h: ",
198 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
199 if ($config{major} eq "" || $config{minor} eq ""
200 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
201
202# Collect target configurations
203
85152ca4 204my $pattern = catfile(dirname($0), "Configurations", "*.conf");
97a0cc52 205foreach (sort glob($pattern) ) {
f09e7ca9
RS		 206 &read_config($_);
207}
d02b48c6 208
291e94df 209
107b5792
RL		 210print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
211
291e94df
RL		 212$config{prefix}="";
213$config{openssldir}="";
7d130f68 214$config{processor}="";
107b5792 215$config{libdir}="";
642a6138 216$config{cross_compile_prefix}="";
107b5792 217$config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
1ab2f7f1 218my $nofipscanistercheck=0;
107b5792 219$config{baseaddr}="0xFB00000";
9c62a279 220my $auto_threads=1; # enable threads automatically? true by default
0396479d 221my $default_ranlib;
107b5792
RL		 222$config{fips}=0;
223
224# Top level directories to build
225$config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools" ];
226# crypto/ subdirectories to build
227$config{sdirs} = [
228 "objects",
2d0b4412 229 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
107b5792
RL		 230 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
231 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
232 "buffer", "bio", "stack", "lhash", "rand", "err",
233 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
dba31777 234 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
107b5792 235 ];
99aab161 236
6b01bed2
VD		 237# Known TLS and DTLS protocols
238my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
239my @dtls = qw(dtls1 dtls1_2);
240
e771eea6 241# Explicitelly known options that are possible to disable. They can
8b527be2
RL		 242# be regexps, and will be used like this: /^no-${option}$/
243# For developers: keep it sorted alphabetically
244
245my @disablables = (
c91a0a83 246 "afalgeng",
8b527be2 247 "asm",
52739e40 248 "async",
b184e3ef 249 "autoalginit",
498abff0 250 "autoerrinit",
8b527be2 251 "bf",
2d0b4412 252 "blake2",
8b527be2
RL		 253 "camellia",
254 "capieng",
255 "cast",
48f14845 256 "chacha",
8b527be2
RL		 257 "cmac",
258 "cms",
259 "comp",
3e45d393 260 "crypto-mdebug",
ef8ca6bd 261 "crypto-mdebug-backtrace",
8b527be2
RL		 262 "ct",
263 "deprecated",
264 "des",
265 "dgram",
266 "dh",
267 "dsa",
268 "dso",
a5ecdc6a 269 "dtls",
343ec2b0 270 "dynamic-engine",
8b527be2
RL		 271 "ec",
272 "ec2m",
6b01bed2
VD		 273 "ecdh",
274 "ecdsa",
8b527be2 275 "ec_nistp_64_gcc_128",
b31feae6 276 "egd",
8b527be2 277 "engine",
1288f26f 278 "err",
02f7114a 279 "filenames",
168c3b73 280 "gost",
8b527be2 281 "heartbeats",
8b527be2
RL		 282 "hw(-.+)?",
283 "idea",
09aa263a 284 "makedepend",
8b527be2
RL		 285 "md2",
286 "md4",
8b527be2 287 "mdc2",
fa22f98f 288 "multiblock",
8b527be2
RL		 289 "nextprotoneg",
290 "ocb",
291 "ocsp",
ae48242c 292 "pic",
48f14845 293 "poly1305",
8b527be2
RL		 294 "posix-io",
295 "psk",
296 "rc2",
297 "rc4",
298 "rc5",
299 "rdrand",
300 "rfc3779",
1288f26f 301 "ripemd",
8b527be2 302 "rmd160",
8b527be2
RL		 303 "scrypt",
304 "sct",
305 "sctp",
306 "seed",
8b527be2
RL		 307 "shared",
308 "sock",
309 "srp",
310 "srtp",
311 "sse2",
312 "ssl",
8b527be2
RL		 313 "ssl-trace",
314 "static-engine",
315 "stdio",
8b527be2
RL		 316 "threads",
317 "tls",
1288f26f
RS		 318 "ts",
319 "ui",
8b527be2
RL		 320 "unit-test",
321 "whirlpool",
8b1a5af3 322 "weak-ssl-ciphers",
8b527be2
RL		 323 "zlib",
324 "zlib-dynamic",
325 );
6b01bed2
VD		 326foreach my $proto ((@tls, @dtls))
327 {
328 push(@disablables, $proto);
329 push(@disablables, "$proto-method");
330 }
8b527be2 331
e80381e1
RL		 332my @deprecated_disablables = (
333 "ssl2",
334 );
335
c9a112f5
BM		 336# All of the following is disabled by default (RC5 was enabled before 0.9.8):
337
9e04edf2
RL		 338our %disabled = ( # "what" => "comment"
339 "ec_nistp_64_gcc_128" => "default",
8b1a5af3
MC		 340 "egd" => "default",
341 "md2" => "default",
342 "rc5" => "default",
343 "sctp" => "default",
344 "shared" => "default",
345 "ssl-trace" => "default",
9829b5ab
KR		 346 "ssl3" => "default",
347 "ssl3-method" => "default",
8b1a5af3
MC		 348 "unit-test" => "default",
349 "weak-ssl-ciphers" => "default",
350 "zlib" => "default",
351 "zlib-dynamic" => "default",
352 "crypto-mdebug" => "default",
353 "heartbeats" => "default",
9e04edf2 354 );
c9a112f5 355
c569e206
RL		 356# Note: => pair form used for aesthetics, not to truly make a hash table
357my @disable_cascades = (
358 # "what" => [ "cascade", ... ]
7d130f68 359 sub { $config{processor} eq "386" }
c569e206
RL		 360 => [ "sse2" ],
361 "ssl" => [ "ssl3" ],
362 "ssl3-method" => [ "ssl3" ],
363 "zlib" => [ "zlib-dynamic" ],
c569e206 364 "des" => [ "mdc2" ],
9e4d6fbf 365 "ec" => [ "ecdsa", "ecdh" ],
c569e206 366
3fd4d211 367 "dgram" => [ "dtls", "sctp" ],
686c86a4 368 "sock" => [ "sctp" ],
c569e206
RL		 369 "dtls" => [ @dtls ],
370
371 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
372 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
373 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
374
375 # Additionally, SSL 3.0 requires either RSA or DSA+DH
376 sub { $disabled{rsa}
377 && ($disabled{dsa} || $disabled{dh}); }
378 => [ "ssl" ],
379
380 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
381 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
382 # (XXX: We don't support PSK-only builds).
383 sub { $disabled{rsa}
384 && ($disabled{dsa} || $disabled{dh})
385 && ($disabled{ecdsa} || $disabled{ecdh}); }
386 => [ "tls1", "tls1_1", "tls1_2",
387 "dtls1", "dtls1_2" ],
388
389 "tls" => [ @tls ],
390
391 # SRP and HEARTBEATS require TLSEXT
392 "tlsext" => [ "srp", "heartbeats" ],
ef8ca6bd
RL		 393
394 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
343ec2b0
RL		 395
396 # Without DSO, we can't load dynamic engines, so don't build them dynamic
397 "dso" => [ "dynamic-engine" ],
ae48242c
RL		 398
399 # Without position independent code, there can be no shared libraries or DSOs
00698061
RL		 400 "pic" => [ "shared" ],
401 "shared" => [ "dynamic-engine" ],
c91a0a83 402 "engine" => [ "afalgeng" ],
d90a6beb
MC		 403
404 # no-autoalginit is only useful when building non-shared
405 "autoalginit" => [ "shared", "apps" ],
406
407 "stdio" => [ "apps" ],
408 "apps" => [ "tests" ],
b8ce6dda 409 "comp" => [ "zlib" ],
686c86a4 410 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
c569e206
RL		 411 );
412
413# Avoid protocol support holes. Also disable all versions below N, if version
414# N is disabled while N+1 is enabled.
415#
416my @list = (reverse @tls);
417while ((my $first, my $second) = (shift @list, shift @list)) {
418 last unless @list;
419 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
420 => [ @list ] );
421 unshift @list, $second;
422}
423my @list = (reverse @dtls);
424while ((my $first, my $second) = (shift @list, shift @list)) {
425 last unless @list;
426 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
427 => [ @list ] );
428 unshift @list, $second;
429}
430
7a762197 431# Explicit "no-..." options will be collected in %disabled along with the defaults.
e4ef2e25 432# To remove something from %disabled, use "enable-foo".
7a762197
BM		 433# For symmetry, "disable-foo" is a synonym for "no-foo".
434
e737d7b1
RL		 435my @generated_headers = (
436 "include/openssl/opensslconf.h",
e987f9f2
RL		 437 "crypto/include/internal/bn_conf.h",
438 "crypto/include/internal/dso_conf.h"
e737d7b1
RL		 439 );
440
441my @generated_by_make_headers = (
442 "crypto/buildinf.h"
443 );
444
ab185b60 445
d0590fe6 446my $no_sse2=0;
b6e4dac2 447
462ba4f6 448&usage if ($#ARGV < 0);
d02b48c6 449
bcb1977b
RL		 450my $user_cflags="";
451my @user_defines=();
7d130f68
RL		 452$config{openssl_api_defines}=[];
453$config{openssl_algorithm_defines}=[];
454$config{openssl_thread_defines}=[];
455$config{openssl_sys_defines}=[];
456$config{openssl_other_defines}=[];
fe05264e
RL		 457my $libs="";
458my $target="";
3fa04f0d 459$config{options}="";
8864f0de 460$config{build_type} = "release";
c59cb511 461
dc3365f7
RL		 462my $classic = 0;
463
c59cb511 464my @argvcopy=@ARGV;
c59cb511 465
fe05264e 466if (grep /^reconf(igure)?$/, @argvcopy) {
642a6138
RL		 467 if (-f "./configdata.pm") {
468 my $file = "./configdata.pm";
469 unless (my $return = do $file) {
470 die "couldn't parse $file: $@" if $@;
471 die "couldn't do $file: $!" unless defined $return;
472 die "couldn't run $file" unless $return;
fe05264e 473 }
642a6138
RL		 474
475 @argvcopy = defined($configdata::config{perlargv}) ?
476 @{$configdata::config{perlargv}} : ();
477 die "Incorrect data to reconfigure, please do a normal configuration\n"
478 if (grep(/^reconf/,@argvcopy));
479 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
480 if defined($configdata::config{cross_compile_prefix});
481 $ENV{CROSS_COMPILE} = $configdata::config{cc}
482 if defined($configdata::config{cc});
483
fe05264e
RL		 484 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
485 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
486 if $ENV{CROSS_COMPILE};
487 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
642a6138
RL		 488 } elsif (open IN, "<Makefile") {
489 #
490 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
491 # centered information gathering the reading configdata.pm
492 #
493 while (<IN>) {
04f171c0 494 s|\R$||;
642a6138
RL		 495 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
496 # Older form, we split the string and hope for the best
497 @argvcopy = split /\s+/, $_;
498 die "Incorrect data to reconfigure, please do a normal configuration\n"
499 if (grep(/^reconf/,@argvcopy));
500 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
501 $ENV{CROSS_COMPILE}=$1;
502 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
503 $ENV{CC}=$1;
504 }
505 }
506 #
507 # END OF TEMPORARY SECTION
508 #
fe05264e
RL		 509 } else {
510 die "Insufficient data to reconfigure, please do a normal configuration\n";
511 }
512}
513
642a6138 514$config{perlargv} = [ @argvcopy ];
fe05264e
RL		 515
516my %unsupported_options = ();
e80381e1 517my %deprecated_options = ();
fe05264e 518foreach (@argvcopy)
16b6081e 519 {
7c55e22c
RL		 520 # VMS is a case insensitive environment, and depending on settings
521 # out of our control, we may receive options uppercased. Let's
522 # downcase at least the part before any equal sign.
523 if ($^O eq "VMS")
524 {
525 s/^([^=]*)/lc($1)/e;
526 }
fe05264e 527 s /^-no-/no-/; # some people just can't read the instructions
c9a112f5 528
fe05264e
RL		 529 # rewrite some options in "enable-..." form
530 s /^-?-?shared$/enable-shared/;
531 s /^sctp$/enable-sctp/;
532 s /^threads$/enable-threads/;
533 s /^zlib$/enable-zlib/;
534 s /^zlib-dynamic$/enable-zlib-dynamic/;
c9a112f5 535
e4ef2e25 536 if (/^(no|disable|enable)-(.+)$/)
fe05264e
RL		 537 {
538 my $word = $2;
e80381e1
RL		 539 if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
540 {
541 $deprecated_options{$_} = 1;
542 next;
543 }
544 elsif (!grep { $word =~ /^${_}$/ } @disablables)
8b527be2 545 {
fe05264e
RL		 546 $unsupported_options{$_} = 1;
547 next;
8b527be2 548 }
fe05264e
RL		 549 }
550 if (/^no-(.+)$/ || /^disable-(.+)$/)
551 {
e4ef2e25
RS		 552 foreach my $proto ((@tls, @dtls))
553 {
554 if ($1 eq "$proto-method")
555 {
556 $disabled{"$proto"} = "option($proto-method)";
557 last;
558 }
559 }
560 if ($1 eq "dtls")
561 {
562 foreach my $proto (@dtls)
563 {
564 $disabled{$proto} = "option(dtls)";
565 }
c5c7700c 566 $disabled{"dtls"} = "option(dtls)";
e4ef2e25
RS		 567 }
568 elsif ($1 eq "ssl")
569 {
570 # Last one of its kind
571 $disabled{"ssl3"} = "option(ssl)";
572 }
573 elsif ($1 eq "tls")
574 {
575 # XXX: Tests will fail if all SSL/TLS
576 # protocols are disabled.
577 foreach my $proto (@tls)
578 {
579 $disabled{$proto} = "option(tls)";
580 }
581 }
343ec2b0
RL		 582 elsif ($1 eq "static-engine")
583 {
19ab5790 584 delete $disabled{"dynamic-engine"};
343ec2b0
RL		 585 }
586 elsif ($1 eq "dynamic-engine")
587 {
19ab5790 588 $disabled{"dynamic-engine"} = "option";
343ec2b0 589 }
e4ef2e25
RS		 590 else
591 {
592 $disabled{$1} = "option";
593 }
9c62a279
RL		 594 # No longer an automatic choice
595 $auto_threads = 0 if ($1 eq "threads");
fe05264e 596 }
e4ef2e25 597 elsif (/^enable-(.+)$/)
fe05264e 598 {
343ec2b0
RL		 599 if ($1 eq "static-engine")
600 {
19ab5790 601 $disabled{"dynamic-engine"} = "option";
343ec2b0
RL		 602 }
603 elsif ($1 eq "dynamic-engine")
604 {
19ab5790 605 delete $disabled{"dynamic-engine"};
343ec2b0 606 }
25004db7
RL		 607 elsif ($1 eq "zlib-dynamic")
608 {
609 delete $disabled{"zlib"};
610 }
fe05264e 611 my $algo = $1;
fe05264e 612 delete $disabled{$algo};
c9a112f5 613
9c62a279
RL		 614 # No longer an automatic choice
615 $auto_threads = 0 if ($1 eq "threads");
fe05264e
RL		 616 }
617 elsif (/^--strict-warnings$/)
618 {
619 $strict_warnings = 1;
620 }
621 elsif (/^--debug$/)
622 {
8864f0de 623 $config{build_type} = "debug";
fe05264e
RL		 624 }
625 elsif (/^--release$/)
626 {
8864f0de 627 $config{build_type} = "release";
fe05264e
RL		 628 }
629 elsif (/^386$/)
7d130f68 630 { $config{processor}=386; }
fe05264e
RL		 631 elsif (/^fips$/)
632 {
107b5792 633 $config{fips}=1;
fe05264e
RL		 634 }
635 elsif (/^rsaref$/)
636 {
637 # No RSAref support any more since it's not needed.
638 # The check for the option is there so scripts aren't
639 # broken
640 }
641 elsif (/^nofipscanistercheck$/)
642 {
107b5792 643 $config{fips} = 1;
fe05264e
RL		 644 $nofipscanistercheck = 1;
645 }
646 elsif (/^[-+]/)
647 {
dc3365f7
RL		 648 if (/^--classic$/)
649 {
650 $classic=1;
651 }
652 elsif (/^--prefix=(.*)$/)
fe05264e 653 {
291e94df 654 $config{prefix}=$1;
5482dac9
RL		 655 die "Directory given with --prefix MUST be absolute\n"
656 unless file_name_is_absolute($config{prefix});
c9a112f5 657 }
fe05264e 658 elsif (/^--api=(.*)$/)
0c28f277 659 {
107b5792 660 $config{api}=$1;
0c28f277 661 }
fe05264e 662 elsif (/^--libdir=(.*)$/)
9e43c6b5 663 {
107b5792 664 $config{libdir}=$1;
9e43c6b5 665 }
fe05264e 666 elsif (/^--openssldir=(.*)$/)
9e43c6b5 667 {
291e94df 668 $config{openssldir}=$1;
9e43c6b5 669 }
fe05264e 670 elsif (/^--with-zlib-lib=(.*)$/)
9fdb2cc5 671 {
20a5819f 672 $withargs{zlib_lib}=$1;
7d8bb912 673 }
fe05264e 674 elsif (/^--with-zlib-include=(.*)$/)
3eb0ed6d 675 {
da430a55 676 $withargs{zlib_include}=$1;
462ba4f6 677 }
fe05264e 678 elsif (/^--with-fipslibdir=(.*)$/)
1ab2f7f1 679 {
107b5792 680 $config{fipslibdir}="$1/";
1ab2f7f1 681 }
fe05264e 682 elsif (/^--with-baseaddr=(.*)$/)
462ba4f6 683 {
107b5792 684 $config{baseaddr}="$1";
3eb0ed6d 685 }
fe05264e 686 elsif (/^--cross-compile-prefix=(.*)$/)
e5f3045f 687 {
642a6138 688 $config{cross_compile_prefix}=$1;
e5f3045f 689 }
fe05264e 690 elsif (/^--config=(.*)$/)
d02b48c6 691 {
fe05264e 692 read_config $1;
c59cb511 693 }
fe05264e 694 elsif (/^-[lL](.*)$/ or /^-Wl,/)
c9a112f5 695 {
fe05264e 696 $libs.=$_." ";
d02b48c6 697 }
bcb1977b
RL		 698 elsif (/^-D(.*)$/)
699 {
700 push @user_defines, $1;
701 }
fe05264e
RL		 702 else # common if (/^[-+]/), just pass down...
703 {
704 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
2b91ec75 705 $user_cflags.=" ".$_;
fe05264e
RL		 706 }
707 }
fe05264e
RL		 708 else
709 {
710 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
711 $target=$_;
712 }
713 unless ($_ eq $target || /^no-/ || /^disable-/)
714 {
715 # "no-..." follows later after implied disactivations
e771eea6 716 # have been derived. (Don't take this too seroiusly,
fe05264e
RL		 717 # we really only write OPTIONS to the Makefile out of
718 # nostalgia.)
719
3fa04f0d
RL		 720 if ($config{options} eq "")
721 { $config{options} = $_; }
fe05264e 722 else
3fa04f0d 723 { $config{options} .= " ".$_; }
fbabb752 724 }
489eb740 725
107b5792
RL		 726 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
727 die "***** Unsupported api compatibility level: $config{api}\n",
98186eb4
VD		 728 }
729
e80381e1
RL		 730 if (keys %deprecated_options)
731 {
732 warn "***** Deprecated options: ",
733 join(", ", keys %deprecated_options), "\n";
734 }
489eb740
RL		 735 if (keys %unsupported_options)
736 {
737 die "***** Unsupported options: ",
738 join(", ", keys %unsupported_options), "\n";
739 }
fbabb752 740 }
b6e4dac2 741
107b5792 742if ($config{fips})
a7a14a23 743 {
c569e206 744 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
6b01bed2 745 }
107b5792
RL		 746else
747 {
748 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
749 }
c9a112f5 750
c569e206
RL		 751my @tocheckfor = (keys %disabled);
752while (@tocheckfor) {
753 my %new_tocheckfor = ();
754 my @cascade_copy = (@disable_cascades);
755 while (@cascade_copy) {
756 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
757 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
2110febb 758 foreach(grep { !defined($disabled{$_}) } @$descendents) {
01d99976 759 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
2110febb 760 }
ef236ec3 761 }
c569e206
RL		 762 }
763 @tocheckfor = (keys %new_tocheckfor);
764}
edc032b5 765
436a376b 766if ($target eq "TABLE") {
00ae96ca
RL		 767 foreach (sort keys %table) {
768 print_table_entry($_, "TABLE");
769 }
770 exit 0;
436a376b
BM		 771}
772
10a926c1 773if ($target eq "LIST") {
00ae96ca
RL		 774 foreach (sort keys %table) {
775 print $_,"\n" unless $table{$_}->{template};
776 }
777 exit 0;
10a926c1
UM		 778}
779
aaf878cc 780if ($target eq "HASH") {
00ae96ca
RL		 781 print "%table = (\n";
782 foreach (sort keys %table) {
783 print_table_entry($_, "HASH");
784 }
785 exit 0;
aaf878cc
RL		 786}
787
00ae96ca 788# Backward compatibility?
49e04548 789if ($target =~ m/^CygWin32(-.*)$/) {
00ae96ca 790 $target = "Cygwin".$1;
49e04548
RL		 791}
792
c9a112f5
BM		 793foreach (sort (keys %disabled))
794 {
3fa04f0d 795 $config{options} .= " no-$_";
c9a112f5
BM		 796
797 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
798
799 if (/^dso$/)
721f9058 800 { }
c9a112f5 801 elsif (/^threads$/)
22bfe05e 802 { }
c9a112f5 803 elsif (/^shared$/)
84af1bae 804 { }
ae48242c
RL		 805 elsif (/^pic$/)
806 { }
c9a112f5 807 elsif (/^zlib$/)
36a30909 808 { }
19ab5790 809 elsif (/^dynamic-engine$/)
fbf002bb 810 { }
09aa263a
RL		 811 elsif (/^makedepend$/)
812 { }
c9a112f5
BM		 813 elsif (/^zlib-dynamic$/)
814 { }
c9a112f5
BM		 815 elsif (/^sse2$/)
816 { $no_sse2 = 1; }
107b5792 817 elsif (/^engine$/)
1288f26f
RS		 818 {
819 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
820 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
821 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
822 }
c9a112f5
BM		 823 else
824 {
825 my ($ALGO, $algo);
30fafdeb 826 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
c9a112f5 827
316fae2a 828 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
498abff0 829 || /^autoalginit/ || /^autoerrinit/)
c9a112f5 830 {
7d130f68 831 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
c9a112f5 832 print " OPENSSL_NO_$ALGO";
fce0ba5f 833
bcb1977b 834 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
c9a112f5
BM		 835 }
836 else
837 {
2a4af947
AP		 838 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
839
7d130f68 840 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
c9a112f5
BM		 841 print " OPENSSL_NO_$ALGO";
842
e36827f6 843 # fix-up crypto/directory name(s)
107b5792
RL		 844 $algo="whrlpool" if $algo eq "whirlpool";
845 $algo="ripemd" if $algo eq "rmd160";
846 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
2a4af947 847
e36827f6 848 print " (skip dir)";
c9a112f5
BM		 849 }
850 }
851
852 print "\n";
853 }
854
9e0724a1
RL		 855print "Configuring for $target\n";
856
857# Support for legacy targets having a name starting with 'debug-'
858my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
859if ($d) {
8864f0de 860 $config{build_type} = "debug";
9e0724a1
RL		 861
862 # If we do not find debug-foo in the table, the target is set to foo.
863 if (!$table{$target}) {
864 $target = $t;
865 }
866}
291e94df 867$config{target} = $target;
79302211 868my %target = resolve_config($target);
9e0724a1
RL		 869
870&usage if (!%target || $target{template});
871
d2b2221a 872%target = ( %{$table{DEFAULTS}}, %target );
79302211 873
107b5792 874$target{exe_extension}="";
f99f91f1
RL		 875$target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
876 || $config{target} =~ /^(?:Cygwin|mingw)/);
107b5792 877$target{exe_extension}=".pm" if ($config{target} =~ /vos/);
462ba4f6 878
e987f9f2
RL		 879($target{shared_extension_simple}=$target{shared_extension})
880 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
881$target{dso_extension}=$target{shared_extension_simple};
882($target{shared_import_extension}=$target{shared_extension_simple}.".a")
883 if ($config{target} =~ /^(?:Cygwin|mingw)/);
884
885
642a6138
RL		 886$config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
887 if $config{cross_compile_prefix} eq "";
f99f41cf 888
b0a1e8bf 889# Allow overriding the names of some tools. USE WITH CARE
5902821d 890$config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
b0a1e8bf
RL		 891$target{cc} = $ENV{'CC'} || $target{cc} || "cc";
892$target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} || which("ranlib") || "true";
893$target{ar} = $ENV{'AR'} || $target{ar} || "ar";
894$target{nm} = $ENV{'NM'} || $target{nm} || "nm";
aaf878cc 895
bcb1977b
RL		 896# For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
897# or release_ attributes.
aaf878cc 898# Do it in such a way that no spurious space is appended (hence the grep).
2952b9b8
RL		 899$config{defines} = [];
900$config{cflags} = "";
901$config{ex_libs} = "";
902$config{shared_ldflag} = "";
bd5192b1 903
291e94df
RL		 904# Make sure build_scheme is consistent.
905$target{build_scheme} = [ $target{build_scheme} ]
906 if ref($target{build_scheme}) ne "ARRAY";
907
dc3365f7
RL		 908###### TO BE REMOVED WHEN CLASSIC BUILD IS REMOVED
909######
910###### If the user has chosen --classic, we give it to them.
911###### If they try that with an out-of-source config, we complain.
912if ($target{build_scheme}->[0] eq "unified" && $classic) {
913 die "Can't perform a classic build out of source tree\n"
914 if $srcdir ne $blddir;
915
916 $target{build_scheme} = { unix => [ "unixmake" ],
014267f6 917 windows => undef,
dc3365f7
RL		 918 VMS => undef } -> {$target{build_scheme}->[1]};
919
920 die "Classic mode unavailable on this platform\n"
921 unless defined($target{build_scheme});
922}
923
ddf1847d
RL		 924my ($builder, $builder_platform, @builder_opts) =
925 @{$target{build_scheme}};
926
488e2b0f
RL		 927push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
928
68ab559a 929if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
cbecd29a 930 {
68ab559a 931 $config{cflags} .= " -mno-cygwin";
2952b9b8 932 $config{shared_ldflag} .= " -mno-cygwin";
cbecd29a
AP		 933 }
934
00b0d663 935if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
63d8834c 936 # minimally required architecture flags for assembly modules
107b5792
RL		 937 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
938 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
63d8834c
AP		 939}
940
2964ba8c 941my $no_shared_warn=0;
14bcdb08 942my $no_user_cflags=0;
bcb1977b 943my $no_user_defines=0;
2964ba8c 944
bc2aadad
GT		 945# The DSO code currently always implements all functions so that no
946# applications will have to worry about that from a compilation point
947# of view. However, the "method"s may return zero unless that platform
948# has support compiled in for them. Currently each method is enabled
949# by a define "DSO_<name>" ... we translate the "dso_scheme" config
950# string entry into using the following logic;
721f9058 951if (!$disabled{dso} && $target{dso_scheme} ne "")
bc2aadad 952 {
291e94df
RL		 953 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
954 if ($target{dso_scheme} eq "DLFCN")
bc2aadad 955 {
2952b9b8 956 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
bc2aadad 957 }
291e94df 958 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
bc2aadad 959 {
2952b9b8 960 unshift @{$config{defines}}, "DSO_DLFCN";
bc2aadad
GT		 961 }
962 else
963 {
2952b9b8 964 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
bc2aadad
GT		 965 }
966 }
9ec0126e 967
1740c162 968$config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
d02b48c6 969
00b0d663 970if ($disabled{asm})
dfeab068 971 {
2952b9b8
RL		 972 if ($config{fips})
973 {
974 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
975 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
976 }
dfeab068 977 }
6f7ac8e1 978
9c62a279
RL		 979# If threads aren't disabled, check how possible they are
980unless ($disabled{threads}) {
981 if ($auto_threads) {
982 # Enabled by default, disable it forcibly if unavailable
983 if ($target{thread_scheme} eq "(unknown)") {
984 $disabled{threads} = "unavailable";
985 }
986 } else {
e771eea6 987 # The user chose to enable threads explicitely, let's see
9c62a279
RL		 988 # if there's a chance that's possible
989 if ($target{thread_scheme} eq "(unknown)") {
990 # If the user asked for "threads" and we don't have internal
991 # knowledge how to do it, [s]he is expected to provide any
992 # system-dependent compiler options that are necessary. We
993 # can't truly check that the given options are correct, but
994 # we expect the user to know what [s]He is doing.
995 if ($no_user_cflags && $no_user_defines) {
996 die "You asked for multi-threading support, but didn't\n"
997 ,"provide any system-specific compiler options\n";
998 }
999 }
1000 }
1001}
1002
1003# If threads still aren't disabled, add a C macro to ensure the source
1004# code knows about it. Any other flag is taken care of by the configs.
1005unless($disabled{threads}) {
1006 foreach (("defines", "openssl_thread_defines")) {
1007 push @{$config{$_}}, "OPENSSL_THREADS";
1008 }
1009}
e452de9d 1010
98186eb4
VD		 1011# With "deprecated" disable all deprecated features.
1012if (defined($disabled{"deprecated"})) {
107b5792 1013 $config{api} = $maxapi;
98186eb4 1014}
07c4c14c 1015
291e94df 1016if ($target{shared_target} eq "")
6f7ac8e1 1017 {
ae48242c 1018 $no_shared_warn = 1
84af1bae 1019 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
ae48242c 1020 && !$config{fips});
84af1bae 1021 $disabled{shared} = "no-shared-target";
ae48242c
RL		 1022 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1023 "no-shared-target";
6f7ac8e1 1024 }
b436a982 1025
19ab5790 1026if ($disabled{"dynamic-engine"}) {
343ec2b0
RL		 1027 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1028 $config{dynamic_engines} = 0;
19ab5790
RL		 1029} else {
1030 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1031 $config{dynamic_engines} = 1;
343ec2b0 1032}
ecd45314 1033
c313e32a
AP		 1034#
1035# Platform fix-ups
1036#
ae48242c
RL		 1037
1038# This saves the build files from having to check
1039if ($disabled{pic})
1040 {
1041 $target{shared_cflag} = $target{shared_ldflag} =
1042 $target{shared_rcflag} = "";
1043 }
4f16039e
RL		 1044else
1045 {
1046 push @{$config{defines}}, "OPENSSL_PIC";
1047 }
ae48242c 1048
291e94df 1049if ($target{sys_id} ne "")
cf1b7d96 1050 {
642a6138 1051 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
cf1b7d96
RL		 1052 }
1053
00b0d663 1054unless ($disabled{asm}) {
d2b2221a 1055 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
9fe2bb77 1056 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
f8c469de 1057
9e0724a1 1058 # bn-586 is the only one implementing bn_*_part_words
bcb1977b
RL		 1059 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1060 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
dfeab068 1061
bcb1977b
RL		 1062 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1063 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1064 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
5ac7bde7 1065
107b5792 1066 if ($config{fips}) {
7d130f68 1067 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
9e0724a1 1068 }
1ab2f7f1 1069
9fe2bb77 1070 if ($target{sha1_asm_src}) {
bcb1977b
RL		 1071 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1072 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1073 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
9e0724a1 1074 }
9fe2bb77 1075 if ($target{md5_asm_src}) {
bcb1977b 1076 push @{$config{defines}}, "MD5_ASM";
9e0724a1 1077 }
d2b2221a 1078 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
9fe2bb77 1079 if ($target{rmd160_asm_src}) {
bcb1977b 1080 push @{$config{defines}}, "RMD160_ASM";
9e0724a1 1081 }
9fe2bb77 1082 if ($target{aes_asm_src}) {
bcb1977b 1083 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
9fe2bb77 1084 # aes-ctr.fake is not a real file, only indication that assembler
874a3757 1085 # module implements AES_ctr32_encrypt...
bcb1977b 1086 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
9fe2bb77 1087 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
bcb1977b 1088 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
9fe2bb77 1089 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
bcb1977b
RL		 1090 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1091 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
9e0724a1 1092 }
9fe2bb77 1093 if ($target{wp_asm_src} =~ /mmx/) {
46d4d865 1094 if ($config{processor} eq "386") {
d2b2221a 1095 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
46d4d865 1096 } elsif (!$disabled{"whirlpool"}) {
2952b9b8 1097 push @{$config{defines}}, "WHIRLPOOL_ASM";
46d4d865 1098 }
9e0724a1 1099 }
9fe2bb77 1100 if ($target{modes_asm_src} =~ /ghash-/) {
bcb1977b 1101 push @{$config{defines}}, "GHASH_ASM";
9e0724a1 1102 }
9fe2bb77 1103 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
bcb1977b 1104 push @{$config{defines}}, "ECP_NISTZ256_ASM";
9e0724a1 1105 }
9fe2bb77 1106 if ($target{poly1305_asm_src} ne "") {
bcb1977b 1107 push @{$config{defines}}, "POLY1305_ASM";
9e0724a1
RL		 1108 }
1109}
d02b48c6 1110
8ed40b83 1111my $ecc = $target{cc};
09aa263a 1112if ($^O ne "VMS" && !$disabled{makedepend}) {
a583fc45
RL		 1113 # Is the compiler gcc or clang? $ecc is used below to see if
1114 # error-checking can be turned on.
1115 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
d0db7ee0
AP		 1116 open(PIPE, "$ccpcc --version 2>&1 |");
1117 my $lines = 2;
a583fc45 1118 while ( <PIPE> ) {
30752dd7
RL		 1119 # Find the version number and save the major.
1120 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
39affe19 1121 my $compiler_major = $1;
30752dd7
RL		 1122 # We know that GNU C version 3 and up as well as all clang
1123 # versions support dependency generation
39affe19 1124 $config{makedepprog} = $ccpcc
d0db7ee0 1125 if (/clang/ || (/gcc/ && $compiler_major > 3));
a583fc45
RL		 1126 $ecc = "clang" if /clang/;
1127 $ecc = "gcc" if /gcc/;
d0db7ee0 1128 last if ($config{makedepprog} || !$lines--);
a583fc45
RL		 1129 }
1130 close(PIPE);
09aa263a 1131
d0db7ee0 1132 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
09aa263a 1133 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
f1f07a23 1134}
8ed40b83 1135
7d130f68 1136
09aa263a 1137
7d130f68
RL		 1138# Deal with bn_ops ###################################################
1139
7d130f68 1140$config{bn_ll} =0;
7d130f68
RL		 1141$config{export_var_as_fn} =0;
1142my $def_int="unsigned int";
1143$config{rc4_int} =$def_int;
b4f35e5e 1144($config{b64l},$config{b64},$config{b32})=(0,0,1);
7d130f68 1145
94af0cd7 1146my $count = 0;
7d130f68 1147foreach (sort split(/\s+/,$target{bn_ops})) {
94af0cd7
RS		 1148 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1149 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1150 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1151 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1152 ($config{b64l},$config{b64},$config{b32})
1153 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1154 ($config{b64l},$config{b64},$config{b32})
1155 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1156 ($config{b64l},$config{b64},$config{b32})
1157 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
7d130f68 1158}
94af0cd7
RS		 1159die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1160 if $count > 1;
7d130f68
RL		 1161
1162
1163# Hack cflags for better warnings (dev option) #######################
1164
1ed0c662
RL		 1165# "Stringify" the C flags string. This permits it to be made part of a string
1166# and works as well on command lines.
01d99976 1167$config{cflags} =~ s/([\\\"])/\\$1/g;
b436a982 1168
107b5792
RL		 1169if (defined($config{api})) {
1170 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
bcb1977b 1171 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
bcb1977b 1172 push @{$config{defines}}, $apiflag;
98186eb4
VD		 1173}
1174
0c28f277
DSH		 1175if ($strict_warnings)
1176 {
1177 my $wopt;
f1f07a23
RS		 1178 die "ERROR --strict-warnings requires gcc or clang"
1179 unless $ecc eq 'gcc' || $ecc eq 'clang';
0c28f277
DSH		 1180 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1181 {
d918f9cb 1182 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
0c28f277 1183 }
190c8c60
BL		 1184 if ($ecc eq "clang")
1185 {
1186 foreach $wopt (split /\s+/, $clang_devteam_warn)
1187 {
d918f9cb 1188 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
190c8c60
BL		 1189 }
1190 }
ef8ca6bd
RL		 1191 }
1192
1193unless ($disabled{"crypto-mdebug-backtrace"})
1194 {
1195 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
a1d3f3d1 1196 {
d918f9cb 1197 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
ef8ca6bd
RL		 1198 }
1199 if ($target =~ /^BSD-/)
1200 {
1201 $config{ex_libs} .= " -lexecinfo";
291e94df 1202 }
0c28f277
DSH		 1203 }
1204
63994098
RL		 1205if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1206else { $no_user_cflags=1; }
1207if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1208else { $no_user_defines=1; }
1209
1210# ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1211
c91a0a83
EK		 1212unless ($disabled{afalgeng}) {
1213 $config{afalgeng}="";
79fff39d
RL		 1214 if ($target =~ m/^linux/) {
1215 my $minver = 4*10000 + 1*100 + 0;
1216 if ($config{cross_compile_prefix} eq "") {
1217 my $verstr = `uname -r`;
1218 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1219 ($mi2) = $mi2 =~ /(\d+)/;
1220 my $ver = $ma*10000 + $mi1*100 + $mi2;
1221 if ($ver < $minver) {
c91a0a83 1222 $disabled{afalgeng} = "too-old-kernel";
79fff39d
RL		 1223 } else {
1224 push @{$config{engdirs}}, "afalg";
1225 }
68dc37c1
MC		 1226 } else {
1227 $disabled{afalgeng} = "cross-compiling";
6cba4a66 1228 }
79fff39d 1229 } else {
c91a0a83 1230 $disabled{afalgeng} = "not-linux";
7f458a48 1231 }
1232}
8da00a38 1233
c91a0a83 1234push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
7f458a48 1235
9fe2bb77
RL		 1236# If we use the unified build, collect information from build.info files
1237my %unified_info = ();
1238
2b6b606c 1239my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
ddf1847d
RL		 1240if ($builder eq "unified") {
1241 # Store the name of the template file we will build the build file from
1242 # in %config. This may be useful for the build file itself.
1243 my $build_file_template =
1244 catfile($srcdir, "Configurations",
1245 $builder_platform."-".$target{build_file}.".tmpl");
1246 $build_file_template =
1247 catfile($srcdir, "Configurations", $target{build_file}.".tmpl")
1248 if (! -f $build_file_template);
1249 $config{build_file_template} = $build_file_template;
1250
9fe2bb77
RL		 1251 use lib catdir(dirname(__FILE__),"util");
1252 use with_fallback qw(Text::Template);
1253
9fe2bb77 1254 sub cleandir {
2e963849 1255 my $base = shift;
9fe2bb77 1256 my $dir = shift;
2e963849
RL		 1257 my $relativeto = shift || ".";
1258
1259 $dir = catdir($base,$dir) unless isabsolute($dir);
9fe2bb77 1260
ec182ef0
RL		 1261 # Make sure the directories we're building in exists
1262 mkpath($dir);
1263
2e963849 1264 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
9fe2bb77
RL		 1265 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1266 return $res;
1267 }
1268
1269 sub cleanfile {
2e963849 1270 my $base = shift;
9fe2bb77 1271 my $file = shift;
2e963849
RL		 1272 my $relativeto = shift || ".";
1273
1274 $file = catfile($base,$file) unless isabsolute($file);
1275
9fe2bb77
RL		 1276 my $d = dirname($file);
1277 my $f = basename($file);
1278
ec182ef0
RL		 1279 # Make sure the directories we're building in exists
1280 mkpath($d);
1281
2e963849 1282 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
9fe2bb77
RL		 1283 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1284 return $res;
1285 }
1286
1287 my @build_infos = ( [ ".", "build.info" ] );
1288 foreach (@{$config{dirs}}) {
1289 push @build_infos, [ $_, "build.info" ]
1290 if (-f catfile($srcdir, $_, "build.info"));
1291 }
1292 foreach (@{$config{sdirs}}) {
1293 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1294 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1295 }
1296 foreach (@{$config{engdirs}}) {
1297 push @build_infos, [ catdir("engines", $_), "build.info" ]
1298 if (-f catfile($srcdir, "engines", $_, "build.info"));
1299 }
1300
2e0956ba
RL		 1301 $config{build_infos} = [ ];
1302
9fe2bb77
RL		 1303 foreach (@build_infos) {
1304 my $sourced = catdir($srcdir, $_->[0]);
1305 my $buildd = catdir($blddir, $_->[0]);
1306
dca99383 1307 mkpath($buildd);
9fe2bb77
RL		 1308
1309 my $f = $_->[1];
1310 # The basic things we're trying to build
1311 my @programs = ();
1312 my @libraries = ();
1313 my @engines = ();
1314 my @scripts = ();
1315 my @extra = ();
8a67946e 1316 my @overrides = ();
9fe2bb77
RL		 1317 my @intermediates = ();
1318 my @rawlines = ();
1319
1320 my %ordinals = ();
1321 my %sources = ();
2a08d1a0 1322 my %shared_sources = ();
9fe2bb77
RL		 1323 my %includes = ();
1324 my %depends = ();
1325 my %renames = ();
1326 my %sharednames = ();
ae4c7450 1327 my %generate = ();
9fe2bb77 1328
2e0956ba 1329 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
9fe2bb77
RL		 1330 my $template = Text::Template->new(TYPE => 'FILE',
1331 SOURCE => catfile($sourced, $f));
1332 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1333 my @text =
1334 split /^/m,
1335 $template->fill_in(HASH => { config => \%config,
1336 target => \%target,
9e04edf2 1337 disabled => \%disabled,
9fe2bb77
RL		 1338 builddir => abs2rel($buildd, $blddir),
1339 sourcedir => abs2rel($sourced, $blddir),
1340 buildtop => abs2rel($blddir, $blddir),
1341 sourcetop => abs2rel($srcdir, $blddir) },
1342 DELIMITERS => [ "{-", "-}" ]);
1343
1344 # The top item of this stack has the following values
1345 # -2 positive already run and we found ELSE (following ELSIF should fail)
1346 # -1 positive already run (skip until ENDIF)
1347 # 0 negatives so far (if we're at a condition, check it)
1348 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1349 # 2 positive ELSE (following ELSIF should fail)
1350 my @skip = ();
1351 collect_information(
1352 collect_from_array([ @text ],
1353 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1354 $l1 =~ s/\\$//; $l1.$l2 }),
1355 # Info we're looking for
1356 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
635bd409 1357 => sub {
c5798e0e 1358 if (! @skip || $skip[$#skip] > 0) {
635bd409
RL		 1359 push @skip, !! $1;
1360 } else {
1361 push @skip, -1;
1362 }
1363 },
9fe2bb77
RL		 1364 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1365 => sub { die "ELSIF out of scope" if ! @skip;
1366 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1367 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1368 $skip[$#skip] = !! $1
1369 if $skip[$#skip] == 0; },
1370 qr/^\s*ELSE\s*$/
1371 => sub { die "ELSE out of scope" if ! @skip;
1372 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1373 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1374 qr/^\s*ENDIF\s*$/
1375 => sub { die "ENDIF out of scope" if ! @skip;
1376 pop @skip; },
1377 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1378 => sub { push @programs, split(/\s+/, $1)
1379 if !@skip || $skip[$#skip] > 0 },
1380 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1381 => sub { push @libraries, split(/\s+/, $1)
1382 if !@skip || $skip[$#skip] > 0 },
1383 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1384 => sub { push @engines, split(/\s+/, $1)
1385 if !@skip || $skip[$#skip] > 0 },
1386 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1387 => sub { push @scripts, split(/\s+/, $1)
1388 if !@skip || $skip[$#skip] > 0 },
1389 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1390 => sub { push @extra, split(/\s+/, $1)
1391 if !@skip || $skip[$#skip] > 0 },
8a67946e
RL		 1392 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1393 => sub { push @overrides, split(/\s+/, $1)
1394 if !@skip || $skip[$#skip] > 0 },
9fe2bb77
RL		 1395
1396 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1397 => sub { push @{$ordinals{$1}}, split(/\s+/, $2)
1398 if !@skip || $skip[$#skip] > 0 },
1399 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1400 => sub { push @{$sources{$1}}, split(/\s+/, $2)
1401 if !@skip || $skip[$#skip] > 0 },
2a08d1a0
RL		 1402 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1403 => sub { push @{$shared_sources{$1}}, split(/\s+/, $2)
1404 if !@skip || $skip[$#skip] > 0 },
9fe2bb77
RL		 1405 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1406 => sub { push @{$includes{$1}}, split(/\s+/, $2)
1407 if !@skip || $skip[$#skip] > 0 },
1408 qr/^\s*DEPEND\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1409 => sub { push @{$depends{$1}}, split(/\s+/, $2)
1410 if !@skip || $skip[$#skip] > 0 },
ae4c7450
RL		 1411 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1412 => sub { push @{$generate{$1}}, $2
1413 if !@skip || $skip[$#skip] > 0 },
9fe2bb77
RL		 1414 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1415 => sub { push @{$renames{$1}}, split(/\s+/, $2)
1416 if !@skip || $skip[$#skip] > 0 },
1417 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1418 => sub { push @{$sharednames{$1}}, split(/\s+/, $2)
1419 if !@skip || $skip[$#skip] > 0 },
1420 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1421 => sub {
1422 my $lineiterator = shift;
1423 my $target_kind = $1;
1424 while (defined $lineiterator->()) {
04f171c0 1425 s|\R$||;
9fe2bb77
RL		 1426 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1427 die "ENDRAW doesn't match BEGINRAW"
1428 if $1 ne $target_kind;
1429 last;
1430 }
1431 next if @skip && $skip[$#skip] <= 0;
1432 push @rawlines, $_
1433 if ($target_kind eq $target{build_file}
ddf1847d 1434 || $target_kind eq $target{build_file}."(".$builder_platform.")");
9fe2bb77
RL		 1435 }
1436 },
1437 qr/^(?:#.*|\s*)$/ => sub { },
2b6b606c
RL		 1438 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1439 "BEFORE" => sub {
1440 if ($buildinfo_debug) {
1441 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1442 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1443 }
1444 },
1445 "AFTER" => sub {
1446 if ($buildinfo_debug) {
1447 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1448 }
1449 },
9fe2bb77
RL		 1450 );
1451 die "runaway IF?" if (@skip);
1452
1453 foreach (keys %renames) {
1454 die "$_ renamed to more than one thing: "
1455 ,join(" ", @{$renames{$_}}),"\n"
1456 if scalar @{$renames{$_}} > 1;
2e963849
RL		 1457 my $dest = cleanfile($buildd, $_, $blddir);
1458 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
9fe2bb77
RL		 1459 die "$dest renamed to more than one thing: "
1460 ,$unified_info{rename}->{$dest}, $to
1461 unless !defined($unified_info{rename}->{$dest})
1462 or $unified_info{rename}->{$dest} eq $to;
1463 $unified_info{rename}->{$dest} = $to;
1464 }
1465
1466 foreach (@programs) {
2e963849 1467 my $program = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1468 if ($unified_info{rename}->{$program}) {
1469 $program = $unified_info{rename}->{$program};
1470 }
1471 $unified_info{programs}->{$program} = 1;
1472 }
1473
1474 foreach (@libraries) {
2e963849 1475 my $library = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1476 if ($unified_info{rename}->{$library}) {
1477 $library = $unified_info{rename}->{$library};
1478 }
1479 $unified_info{libraries}->{$library} = 1;
1480 }
1481
343ec2b0 1482 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
19ab5790 1483ENGINES can only be used if configured with 'dynamic-engine'.
9fe2bb77
RL		 1484This is usually a fault in a build.info file.
1485EOF
1486 foreach (@engines) {
2e963849 1487 my $library = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1488 if ($unified_info{rename}->{$library}) {
1489 $library = $unified_info{rename}->{$library};
1490 }
1491 $unified_info{engines}->{$library} = 1;
1492 }
1493
1494 foreach (@scripts) {
2e963849 1495 my $script = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1496 if ($unified_info{rename}->{$script}) {
1497 $script = $unified_info{rename}->{$script};
1498 }
1499 $unified_info{scripts}->{$script} = 1;
1500 }
1501
1502 foreach (@extra) {
2e963849 1503 my $extra = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1504 $unified_info{extra}->{$extra} = 1;
1505 }
1506
8a67946e
RL		 1507 foreach (@overrides) {
1508 my $override = cleanfile($buildd, $_, $blddir);
1509 $unified_info{overrides}->{$override} = 1;
1510 }
1511
9fe2bb77
RL		 1512 push @{$unified_info{rawlines}}, @rawlines;
1513
84af1bae 1514 unless ($disabled{shared}) {
9fe2bb77
RL		 1515 # Check sharednames.
1516 foreach (keys %sharednames) {
2e963849 1517 my $dest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1518 if ($unified_info{rename}->{$dest}) {
1519 $dest = $unified_info{rename}->{$dest};
1520 }
1521 die "shared_name for $dest with multiple values: "
1522 ,join(" ", @{$sharednames{$_}}),"\n"
1523 if scalar @{$sharednames{$_}} > 1;
2e963849 1524 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
9fe2bb77
RL		 1525 die "shared_name found for a library $dest that isn't defined\n"
1526 unless $unified_info{libraries}->{$dest};
1527 die "shared_name for $dest with multiple values: "
1528 ,$unified_info{sharednames}->{$dest}, ", ", $to
1529 unless !defined($unified_info{sharednames}->{$dest})
1530 or $unified_info{sharednames}->{$dest} eq $to;
1531 $unified_info{sharednames}->{$dest} = $to;
1532 }
1533
1534 # Additionally, we set up sharednames for libraries that don't
1535 # have any, as themselves.
1536 foreach (keys %{$unified_info{libraries}}) {
1537 if (!defined $unified_info{sharednames}->{$_}) {
1538 $unified_info{sharednames}->{$_} = $_
1539 }
1540 }
1541 }
1542
1543 foreach (keys %ordinals) {
1544 my $dest = $_;
2e963849 1545 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1546 if ($unified_info{rename}->{$ddest}) {
1547 $ddest = $unified_info{rename}->{$ddest};
1548 }
1549 foreach (@{$ordinals{$dest}}) {
1550 my %known_ordinals =
1551 (
1552 crypto =>
6928b617 1553 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
9fe2bb77 1554 ssl =>
6928b617 1555 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
9fe2bb77
RL		 1556 );
1557 my $o = $known_ordinals{$_};
1558 die "Ordinals for $ddest defined more than once\n"
1559 if $unified_info{ordinals}->{$ddest};
1560 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1561 }
1562 }
1563
1564 foreach (keys %sources) {
1565 my $dest = $_;
2e963849 1566 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1567 if ($unified_info{rename}->{$ddest}) {
1568 $ddest = $unified_info{rename}->{$ddest};
1569 }
1570 foreach (@{$sources{$dest}}) {
2e963849 1571 my $s = cleanfile($sourced, $_, $blddir);
9fe2bb77
RL		 1572
1573 # If it isn't in the source tree, we assume it's generated
1574 # in the build tree
1575 if (! -f $s) {
2e963849 1576 $s = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1577 }
1578 # We recognise C and asm files
1579 if ($s =~ /\.[csS]\b$/) {
1580 (my $o = $_) =~ s/\.[csS]\b$/.o/;
2e963849 1581 $o = cleanfile($buildd, $o, $blddir);
9fe2bb77
RL		 1582 $unified_info{sources}->{$ddest}->{$o} = 1;
1583 $unified_info{sources}->{$o}->{$s} = 1;
1584 } else {
1585 $unified_info{sources}->{$ddest}->{$s} = 1;
1586 }
1587 }
1588 }
1589
2a08d1a0
RL		 1590 foreach (keys %shared_sources) {
1591 my $dest = $_;
1592 my $ddest = cleanfile($buildd, $_, $blddir);
1593 if ($unified_info{rename}->{$ddest}) {
1594 $ddest = $unified_info{rename}->{$ddest};
1595 }
1596 foreach (@{$shared_sources{$dest}}) {
1597 my $s = cleanfile($sourced, $_, $blddir);
1598
1599 # If it isn't in the source tree, we assume it's generated
1600 # in the build tree
1601 if (! -f $s) {
1602 $s = cleanfile($buildd, $_, $blddir);
1603 }
1604 # We recognise C and asm files
1605 if ($s =~ /\.[csS]\b$/) {
1606 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1607 $o = cleanfile($buildd, $o, $blddir);
1608 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1609 $unified_info{sources}->{$o}->{$s} = 1;
1610 } else {
1611 die "unrecognised source file type for shared library: $s\n";
1612 }
1613 }
1614 }
1615
ae4c7450
RL		 1616 foreach (keys %generate) {
1617 my $dest = $_;
1618 my $ddest = cleanfile($buildd, $_, $blddir);
1619 if ($unified_info{rename}->{$ddest}) {
1620 $ddest = $unified_info{rename}->{$ddest};
1621 }
1622 die "more than one generator for $dest: "
1623 ,join(" ", @{$generate{$_}}),"\n"
1624 if scalar @{$generate{$_}} > 1;
1625 my @generator = split /\s+/, $generate{$dest}->[0];
1626 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1627 $unified_info{generate}->{$ddest} = [ @generator ];
1628 }
1629
9fe2bb77
RL		 1630 foreach (keys %depends) {
1631 my $dest = $_;
2e963849 1632 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1633 if ($unified_info{rename}->{$ddest}) {
1634 $ddest = $unified_info{rename}->{$ddest};
1635 }
1636 foreach (@{$depends{$dest}}) {
2e963849 1637 my $d = cleanfile($sourced, $_, $blddir);
9fe2bb77 1638
e737d7b1
RL		 1639 # If we know it's generated, or assume it is because we can't
1640 # find it in the source tree, we set file we depend on to be
1641 # in the build tree rather than the source tree, and assume
1642 # and that there are lines to build it in a BEGINRAW..ENDRAW
1643 # section or in the Makefile template.
1644 if (! -f $d
da1f2104
RL		 1645 || (grep { $d eq $_ }
1646 map { cleanfile($srcdir, $_, $blddir) }
1647 (@generated_headers, @generated_by_make_headers))) {
2e963849 1648 $d = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1649 }
1650 # Take note if the file to depend on is being renamed
1651 if ($unified_info{rename}->{$d}) {
1652 $d = $unified_info{rename}->{$d};
1653 }
1654 $unified_info{depends}->{$ddest}->{$d} = 1;
1655 # If we depend on a header file, let's make sure it
1656 # can get included
1657 if ($d =~ /\.h$/) {
1658 my $i = dirname($d);
1659 push @{$unified_info{includes}->{$ddest}}, $i
1660 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1661 }
1662 }
1663 }
1664
1665 foreach (keys %includes) {
1666 my $dest = $_;
2e963849 1667 my $ddest = cleanfile($buildd, $_, $blddir);
9fe2bb77
RL		 1668 if ($unified_info{rename}->{$ddest}) {
1669 $ddest = $unified_info{rename}->{$ddest};
1670 }
1671 foreach (@{$includes{$dest}}) {
2e963849 1672 my $i = cleandir($sourced, $_, $blddir);
9fe2bb77
RL		 1673 push @{$unified_info{includes}->{$ddest}}, $i
1674 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1675 }
1676 }
1677 }
1678
1679 ### Make unified_info a bit more efficient
1680 # One level structures
8a67946e 1681 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
9fe2bb77
RL		 1682 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1683 }
1684 # Two level structures
2a08d1a0 1685 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
9fe2bb77
RL		 1686 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1687 $unified_info{$l1}->{$l2} =
1688 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1689 }
1690 }
1691}
1692
1693# For the schemes that need it, we provide the old *_obj configs
1694# from the *_asm_obj ones
3a55c92b 1695foreach (grep /_(asm|aux)_src$/, keys %target) {
9fe2bb77 1696 my $src = $_;
3a55c92b 1697 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
9fe2bb77
RL		 1698 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1699}
1700
291e94df
RL		 1701# Write down our configuration where it fits #########################
1702
1703open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1704print OUT <<"EOF";
1705package configdata;
1706
1707use strict;
1708use warnings;
1709
1710use Exporter;
1711#use vars qw(\@ISA \@EXPORT);
1712our \@ISA = qw(Exporter);
3850f8cb 1713our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
291e94df
RL		 1714
1715EOF
1716print OUT "our %config = (\n";
1717foreach (sort keys %config) {
1718 if (ref($config{$_}) eq "ARRAY") {
1719 print OUT " ", $_, " => [ ", join(", ",
1720 map { quotify("perl", $_) }
1721 @{$config{$_}}), " ],\n";
1722 } else {
1723 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1724 }
1725}
1726print OUT <<"EOF";
1727);
1728
1729EOF
1730print OUT "our %target = (\n";
1731foreach (sort keys %target) {
1732 if (ref($target{$_}) eq "ARRAY") {
1733 print OUT " ", $_, " => [ ", join(", ",
1734 map { quotify("perl", $_) }
1735 @{$target{$_}}), " ],\n";
1736 } else {
1737 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1738 }
1739}
1740print OUT <<"EOF";
1741);
1742
96d2d7bc
RL		 1743EOF
1744print OUT "our \%available_protocols = (\n";
1745print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1746print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1747print OUT <<"EOF";
1748);
1749
3850f8cb
RL		 1750EOF
1751print OUT "our \@disablables = (\n";
1752foreach (@disablables) {
1753 print OUT " ", quotify("perl", $_), ",\n";
1754}
1755print OUT <<"EOF";
1756);
1757
96d2d7bc
RL		 1758EOF
1759print OUT "our \%disabled = (\n";
1760foreach (sort keys %disabled) {
1761 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1762}
1763print OUT <<"EOF";
1764);
1765
291e94df 1766EOF
107b5792
RL		 1767print OUT "our %withargs = (\n";
1768foreach (sort keys %withargs) {
1769 if (ref($withargs{$_}) eq "ARRAY") {
1770 print OUT " ", $_, " => [ ", join(", ",
1771 map { quotify("perl", $_) }
1772 @{$withargs{$_}}), " ],\n";
1773 } else {
1774 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1775 }
1776}
1777print OUT <<"EOF";
1778);
edd4d402 1779
107b5792 1780EOF
ddf1847d 1781if ($builder eq "unified") {
9fe2bb77
RL		 1782 my $recurse;
1783 $recurse = sub {
1784 my $indent = shift;
1785 foreach (@_) {
1786 if (ref $_ eq "ARRAY") {
1787 print OUT " "x$indent, "[\n";
1788 foreach (@$_) {
1789 $recurse->($indent + 4, $_);
1790 }
1791 print OUT " "x$indent, "],\n";
1792 } elsif (ref $_ eq "HASH") {
1793 my %h = %$_;
1794 print OUT " "x$indent, "{\n";
1795 foreach (sort keys %h) {
1796 if (ref $h{$_} eq "") {
1797 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1798 } else {
1799 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1800 $recurse->($indent + 8, $h{$_});
1801 }
1802 }
1803 print OUT " "x$indent, "},\n";
1804 } else {
1805 print OUT " "x$indent, quotify("perl", $_), ",\n";
1806 }
1807 }
1808 };
1809 print OUT "our %unified_info = (\n";
1810 foreach (sort keys %unified_info) {
1811 if (ref $unified_info{$_} eq "") {
1812 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1813 } else {
1814 print OUT " "x4, quotify("perl", $_), " =>\n";
1815 $recurse->(8, $unified_info{$_});
1816 }
1817 }
1818 print OUT <<"EOF";
1819);
1820
1821EOF
1822}
1823print OUT "1;\n";
d02b48c6 1824close(OUT);
f2d4be3b 1825
9fe2bb77 1826
291e94df 1827print "CC =$target{cc}\n";
2952b9b8 1828print "CFLAG =$target{cflags} $config{cflags}\n";
63ee7129 1829print "SHARED_CFLAG =$target{shared_cflag}\n";
2952b9b8 1830print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
940a09ba
RL		 1831print "LFLAG =$target{lflags}\n";
1832print "PLIB_LFLAG =$target{plib_lflags}\n";
2952b9b8 1833print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
b756967d 1834print "APPS_OBJ =$target{apps_obj}\n";
291e94df 1835print "CPUID_OBJ =$target{cpuid_obj}\n";
b756967d 1836print "UPLINK_OBJ =$target{uplink_obj}\n";
291e94df
RL		 1837print "BN_ASM =$target{bn_obj}\n";
1838print "EC_ASM =$target{ec_obj}\n";
1839print "DES_ENC =$target{des_obj}\n";
1840print "AES_ENC =$target{aes_obj}\n";
1841print "BF_ENC =$target{bf_obj}\n";
1842print "CAST_ENC =$target{cast_obj}\n";
1843print "RC4_ENC =$target{rc4_obj}\n";
1844print "RC5_ENC =$target{rc5_obj}\n";
1845print "MD5_OBJ_ASM =$target{md5_obj}\n";
1846print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1847print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1848print "CMLL_ENC =$target{cmll_obj}\n";
1849print "MODES_OBJ =$target{modes_obj}\n";
f0bd4686 1850print "PADLOCK_OBJ =$target{padlock_obj}\n";
291e94df
RL		 1851print "CHACHA_ENC =$target{chacha_obj}\n";
1852print "POLY1305_OBJ =$target{poly1305_obj}\n";
2d0b4412 1853print "BLAKE2_OBJ =$target{blake2_obj}\n";
7d130f68 1854print "PROCESSOR =$config{processor}\n";
291e94df
RL		 1855print "RANLIB =$target{ranlib}\n";
1856print "ARFLAGS =$target{arflags}\n";
1857print "PERL =$config{perl}\n";
f0bd4686 1858print "\n";
7d130f68
RL		 1859print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1860print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1861print "THIRTY_TWO_BIT mode\n" if $config{b32};
7d130f68 1862print "BN_LLONG mode\n" if $config{bn_ll};
01d99976 1863print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
cba5068d 1864
e737d7b1
RL		 1865for (@generated_headers) {
1866 mkpath(catdir($blddir, dirname($_)));
1867 run_dofile(catfile($blddir, $_),
1868 catfile($srcdir, $_.".in"));
f0bd4686
RL		 1869}
1870
9fe2bb77
RL		 1871###
1872### When the old "unixmake" scheme goes away, so does this function
1873###
1874sub build_Makefile {
1875 run_dofile("Makefile","Makefile.in");
1876
1877 # Copy all Makefile.in to Makefile (except top-level)
1878 use File::Find;
1879 use IO::File;
1880 find(
1881 {
1882 preprocess => sub {
1883 grep(!/^\./, @_);
1884 },
1885 wanted => sub {
1886 return if ($_ ne "Makefile.in" || $File::Find::dir eq ".");
1887 my $in = IO::File->new($_, "r") or
1888 die sprintf "Error reading Makefile.in in %s: !$\n",
1889 $File::Find::dir;
1890 my $out = IO::File->new("Makefile", "w") or
1891 die sprintf "Error writing Makefile in %s: !$\n",
1892 $File::Find::dir;
1893 print $out "# Generated from $_, do not edit\n";
1894 while (my $line = <$in>) { print $out $line }
1895 $in->close() or
1896 die sprintf "Error reading Makefile.in in %s: !$\n",
1897 $File::Find::dir;
1898 $out->close() or
1899 die sprintf "Error writing Makefile in %s: !$\n",
1900 $File::Find::dir;
1901 },
fb36ca12 1902 },
9fe2bb77
RL		 1903 ".");
1904}
d10dac11 1905
88087414 1906my %builders = (
9fe2bb77 1907 unified => sub {
ddf1847d
RL		 1908 run_dofile(catfile($blddir, $target{build_file}),
1909 $config{build_file_template},
1910 catfile($srcdir, "Configurations", "common.tmpl"));
9fe2bb77 1911 },
88087414 1912 unixmake => sub {
9fe2bb77
RL		 1913 build_Makefile();
1914
1915 run_dofile("util/domd", "util/domd.in");
1916 chmod 0755, "util/domd";
88087414 1917 },
88087414
RL		 1918 );
1919
ddf1847d 1920$builders{$builder}->($builder_platform, @builder_opts);
fce0ba5f 1921
76ffb43d 1922print <<"EOF";
63d3f44a 1923
89ec98e0 1924Configured for $target.
63d3f44a 1925EOF
5f8d5c96 1926
9c62a279 1927print <<"EOF" if ($disabled{threads} eq "unavailable");
5f8d5c96
BM		 1928
1929The library could not be configured for supporting multi-threaded
1930applications as the compiler options required on this system are not known.
ff1b7e09 1931See file INSTALL for details if you need multi-threading.
ec577822
BM		 1932EOF
1933
76ffb43d 1934print <<"EOF" if ($no_shared_warn);
2964ba8c 1935
ae48242c
RL		 1936The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1937platform, so we will pretend you gave the option 'no-pic', which also disables
1938'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1939or position independent code, please let us know (but please first make sure
1940you have tried with a current version of OpenSSL).
2e31ef03
RS		 1941EOF
1942
d02b48c6
RE		 1943exit(0);
1944
bd5192b1
RL		 1945######################################################################
1946#
1947# Helpers and utility functions
1948#
1949
1950# Configuration file reading #########################################
1951
1f2e1cd5
RL		 1952# Note: All of the helper functions are for lazy evaluation. They all
1953# return a CODE ref, which will return the intended value when evaluated.
1954# Thus, whenever there's mention of a returned value, it's about that
1955# intended value.
1956
bd5192b1 1957# Helper function to implement conditional inheritance depending on the
00b0d663 1958# value of $disabled{asm}. Used in inherit_from values as follows:
bd5192b1
RL		 1959#
1960# inherit_from => [ "template", asm("asm_tmpl") ]
1961#
1962sub asm {
1963 my @x = @_;
1964 sub {
00b0d663 1965 $disabled{asm} ? () : @x;
bd5192b1
RL		 1966 }
1967}
1968
1f2e1cd5
RL		 1969# Helper function to implement conditional value variants, with a default
1970# plus additional values based on the value of $config{build_type}.
1971# Arguments are given in hash table form:
1972#
1973# picker(default => "Basic string: ",
1974# debug => "debug",
1975# release => "release")
1976#
1977# When configuring with --debug, the resulting string will be
1978# "Basic string: debug", and when not, it will be "Basic string: release"
1979#
1980# This can be used to create variants of sets of flags according to the
1981# build type:
1982#
1983# cflags => picker(default => "-Wall",
1984# debug => "-g -O0",
1985# release => "-O3")
1986#
1987sub picker {
1988 my %opts = @_;
1989 return sub { add($opts{default} || (),
1990 $opts{$config{build_type}} || ())->(); }
1991}
1992
1993# Helper function to combine several values of different types into one.
1994# This is useful if you want to combine a string with the result of a
1995# lazy function, such as:
1996#
1997# cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
1998#
1999sub combine {
2000 my @stuff = @_;
2001 return sub { add(@stuff)->(); }
2002}
2003
2004# Helper function to implement conditional values depending on the value
2005# of $disabled{threads}. Can be used as follows:
2006#
2007# cflags => combine("-Wall", threads("-pthread"))
2008#
2009sub threads {
2010 my @flags = @_;
2011 return sub { add($disabled{threads} ? () : @flags)->(); }
2012}
2013
2014
2015
9c62a279 2016our $add_called = 0;
88087414
RL		 2017# Helper function to implement adding values to already existing configuration
2018# values. It handles elements that are ARRAYs, CODEs and scalars
2019sub _add {
2020 my $separator = shift;
2021
bcb1977b
RL		 2022 # If there's any ARRAY in the collection of values OR the separator
2023 # is undef, we will return an ARRAY of combined values, otherwise a
2024 # string of joined values with $separator as the separator.
2025 my $found_array = !defined($separator);
88087414
RL		 2026
2027 my @values =
2028 map {
b0b92a5b
RL		 2029 my $res = $_;
2030 while (ref($res) eq "CODE") {
2031 $res = $res->();
2032 }
2033 if (defined($res)) {
2034 if (ref($res) eq "ARRAY") {
2035 $found_array = 1;
2036 @$res;
2037 } else {
2038 $res;
2039 }
88087414 2040 } else {
b0b92a5b 2041 ();
88087414
RL		 2042 }
2043 } (@_);
2044
9c62a279
RL		 2045 $add_called = 1;
2046
88087414
RL		 2047 if ($found_array) {
2048 [ @values ];
2049 } else {
b0b92a5b 2050 join($separator, grep { defined($_) && $_ ne "" } @values);
88087414
RL		 2051 }
2052}
2053sub add_before {
bdcd83e1
RL		 2054 my $separator = " ";
2055 if (ref($_[$#_]) eq "HASH") {
2056 my $opts = pop;
2057 $separator = $opts->{separator};
2058 }
88087414
RL		 2059 my @x = @_;
2060 sub { _add($separator, @x, @_) };
2061}
2062sub add {
bdcd83e1
RL		 2063 my $separator = " ";
2064 if (ref($_[$#_]) eq "HASH") {
2065 my $opts = pop;
2066 $separator = $opts->{separator};
2067 }
88087414
RL		 2068 my @x = @_;
2069 sub { _add($separator, @_, @x) };
2070}
2071
bd5192b1
RL		 2072# configuration reader, evaluates the input file as a perl script and expects
2073# it to fill %targets with target configurations. Those are then added to
2074# %table.
2075sub read_config {
2076 my $fname = shift;
2077 open(CONFFILE, "< $fname")
2078 or die "Can't open configuration file '$fname'!\n";
2079 my $x = $/;
2080 undef $/;
2081 my $content = <CONFFILE>;
2082 $/ = $x;
2083 close(CONFFILE);
2084 my %targets = ();
2085 {
2086 local %table = %::table; # Protect %table from tampering
2087
2088 eval $content;
2089 warn $@ if $@;
2090 }
2091
2092 # For each target, check that it's configured with a hash table.
2093 foreach (keys %targets) {
2094 if (ref($targets{$_}) ne "HASH") {
2095 if (ref($targets{$_}) eq "") {
2096 warn "Deprecated target configuration for $_, ignoring...\n";
2097 } else {
2098 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2099 }
2100 delete $targets{$_};
2101 }
2102 }
2103
2104 %table = (%table, %targets);
2105
2106}
2107
e771eea6
RS		 2108# configuration resolver. Will only resolve all the lazy evalutation
2109# codeblocks for the chozen target and all those it inherits from,
bd5192b1
RL		 2110# recursively
2111sub resolve_config {
2112 my $target = shift;
2113 my @breadcrumbs = @_;
2114
c4718849 2115# my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
9c62a279 2116
bd5192b1
RL		 2117 if (grep { $_ eq $target } @breadcrumbs) {
2118 die "inherit_from loop! target backtrace:\n "
2119 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2120 }
2121
2122 if (!defined($table{$target})) {
2123 warn "Warning! target $target doesn't exist!\n";
2124 return ();
2125 }
2126 # Recurse through all inheritances. They will be resolved on the
2127 # fly, so when this operation is done, they will all just be a
2128 # bunch of attributes with string values.
2129 # What we get here, though, are keys with references to lists of
2130 # the combined values of them all. We will deal with lists after
2131 # this stage is done.
2132 my %combined_inheritance = ();
2133 if ($table{$target}->{inherit_from}) {
2134 my @inherit_from =
2135 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2136 foreach (@inherit_from) {
2137 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2138
2139 # 'template' is a marker that's considered private to
2140 # the config that had it.
2141 delete $inherited_config{template};
2142
2110febb 2143 foreach (keys %inherited_config) {
bd5192b1
RL		 2144 if (!$combined_inheritance{$_}) {
2145 $combined_inheritance{$_} = [];
2146 }
2147 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2110febb 2148 }
bd5192b1
RL		 2149 }
2150 }
2151
2152 # We won't need inherit_from in this target any more, since we've
2153 # resolved all the inheritances that lead to this
2154 delete $table{$target}->{inherit_from};
2155
2156 # Now is the time to deal with those lists. Here's the place to
2157 # decide what shall be done with those lists, all based on the
2158 # values of the target we're currently dealing with.
2159 # - If a value is a coderef, it will be executed with the list of
2160 # inherited values as arguments.
2161 # - If the corresponding key doesn't have a value at all or is the
e771eea6 2162 # emoty string, the inherited value list will be run through the
bd5192b1
RL		 2163 # default combiner (below), and the result becomes this target's
2164 # value.
2165 # - Otherwise, this target's value is assumed to be a string that
2166 # will simply override the inherited list of values.
a26d8be9 2167 my $default_combiner = add();
bd5192b1
RL		 2168
2169 my %all_keys =
2170 map { $_ => 1 } (keys %combined_inheritance,
2171 keys %{$table{$target}});
b0b92a5b
RL		 2172
2173 sub process_values {
2174 my $object = shift;
2175 my $inherited = shift; # Always a [ list ]
2176 my $target = shift;
2177 my $entry = shift;
2178
9c62a279
RL		 2179 $add_called = 0;
2180
b0b92a5b
RL		 2181 while(ref($object) eq "CODE") {
2182 $object = $object->(@$inherited);
2183 }
2184 if (!defined($object)) {
2185 return ();
2186 }
2187 elsif (ref($object) eq "ARRAY") {
9c62a279 2188 local $add_called; # To make sure recursive calls don't affect it
b0b92a5b
RL		 2189 return [ map { process_values($_, $inherited, $target, $entry) }
2190 @$object ];
2191 } elsif (ref($object) eq "") {
2192 return $object;
2193 } else {
2194 die "cannot handle reference type ",ref($object)
2195 ," found in target ",$target," -> ",$entry,"\n";
2196 }
2197 }
2198
bd5192b1 2199 foreach (sort keys %all_keys) {
9c62a279 2200 my $previous = $combined_inheritance{$_};
bd5192b1
RL		 2201
2202 # Current target doesn't have a value for the current key?
2203 # Assign it the default combiner, the rest of this loop body
2204 # will handle it just like any other coderef.
2205 if (!exists $table{$target}->{$_}) {
2206 $table{$target}->{$_} = $default_combiner;
2207 }
2208
b0b92a5b
RL		 2209 $table{$target}->{$_} = process_values($table{$target}->{$_},
2210 $combined_inheritance{$_},
2211 $target, $_);
2212 unless(defined($table{$target}->{$_})) {
2213 delete $table{$target}->{$_};
2214 }
c4718849
RL		 2215# if ($extra_checks &&
2216# $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2217# warn "$_ got replaced in $target\n";
2218# }
bd5192b1
RL		 2219 }
2220
2221 # Finally done, return the result.
2222 return %{$table{$target}};
2223}
2224
462ba4f6 2225sub usage
d02b48c6 2226 {
462ba4f6 2227 print STDERR $usage;
10a926c1 2228 print STDERR "\npick os/compiler from:\n";
1641cb60 2229 my $j=0;
6457ad15 2230 my $i;
10a926c1 2231 my $k=0;
6457ad15 2232 foreach $i (sort keys %table)
d02b48c6 2233 {
bd5192b1 2234 next if $table{$i}->{template};
462ba4f6 2235 next if $i =~ /^debug/;
10a926c1
UM		 2236 $k += length($i) + 1;
2237 if ($k > 78)
2238 {
2239 print STDERR "\n";
2240 $k=length($i);
2241 }
2242 print STDERR $i . " ";
462ba4f6
UM		 2243 }
2244 foreach $i (sort keys %table)
2245 {
bd5192b1 2246 next if $table{$i}->{template};
462ba4f6 2247 next if $i !~ /^debug/;
10a926c1
UM		 2248 $k += length($i) + 1;
2249 if ($k > 78)
2250 {
2251 print STDERR "\n";
2252 $k=length($i);
2253 }
2254 print STDERR $i . " ";
d02b48c6 2255 }
10a926c1 2256 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
462ba4f6 2257 exit(1);
d02b48c6
RE		 2258 }
2259
01d99976 2260sub run_dofile
107b5792 2261{
107b5792 2262 my $out = shift;
9fe2bb77 2263 my @templates = @_;
107b5792 2264
ced2c2c5
RS		 2265 unlink $out || warn "Can't remove $out, $!"
2266 if -f $out;
9fe2bb77
RL		 2267 foreach (@templates) {
2268 die "Can't open $_, $!" unless -f $_;
2269 }
2270 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" $dofile -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2271 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2272 system($cmd);
107b5792
RL		 2273 exit 1 if $? != 0;
2274 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2275}
2276
00ae96ca
RL		 2277# Configuration printer ##############################################
2278
2279sub print_table_entry
2280{
2281 my $target = shift;
2282 my %target = resolve_config($target);
2283 my $type = shift;
2284
2285 # Don't print the templates
2286 return if $target{template};
2287
2288 my @sequence = (
f0bd4686 2289 "sys_id",
00ae96ca
RL		 2290 "cc",
2291 "cflags",
bcb1977b 2292 "defines",
f0bd4686
RL		 2293 "unistd",
2294 "ld",
00ae96ca 2295 "lflags",
c86ddbe6 2296 "plib_lflags",
1740c162 2297 "ex_libs",
00ae96ca
RL		 2298 "bn_ops",
2299 "cpuid_obj",
2300 "bn_obj",
2301 "ec_obj",
2302 "des_obj",
2303 "aes_obj",
2304 "bf_obj",
2305 "md5_obj",
2306 "sha1_obj",
2307 "cast_obj",
2308 "rc4_obj",
2309 "rmd160_obj",
2310 "rc5_obj",
2311 "wp_obj",
2312 "cmll_obj",
2313 "modes_obj",
f0bd4686 2314 "padlock_obj",
9c62a279 2315 "thread_scheme",
00ae96ca
RL		 2316 "perlasm_scheme",
2317 "dso_scheme",
2318 "shared_target",
2319 "shared_cflag",
2320 "shared_ldflag",
64c443e3 2321 "shared_rcflag",
00ae96ca 2322 "shared_extension",
e987f9f2
RL		 2323 "shared_extension_simple",
2324 "shared_import_extension",
2325 "dso_extension",
f0bd4686
RL		 2326 "obj_extension",
2327 "exe_extension",
00ae96ca 2328 "ranlib",
f0bd4686 2329 "ar",
00ae96ca
RL		 2330 "arflags",
2331 "multilib",
f0bd4686 2332 "build_scheme",
00ae96ca
RL		 2333 );
2334
2335 if ($type eq "TABLE") {
2336 print "\n";
2337 print "*** $target\n";
cb212f23
RL		 2338 foreach (@sequence) {
2339 if (ref($target{$_}) eq "ARRAY") {
2340 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2341 } else {
2342 printf "\$%-12s = %s\n", $_, $target{$_};
2343 }
2344 }
00ae96ca
RL		 2345 } elsif ($type eq "HASH") {
2346 my $largest =
2347 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2348 print " '$target' => {\n";
2349 foreach (@sequence) {
2350 if ($target{$_}) {
cb212f23
RL		 2351 if (ref($target{$_}) eq "ARRAY") {
2352 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2353 } else {
2354 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2355 }
00ae96ca
RL		 2356 }
2357 }
2358 print " },\n";
2359 }
2360}
2361
2362# Utility routines ###################################################
2363
2e963849
RL		 2364# On VMS, if the given file is a logical name, File::Spec::Functions
2365# will consider it an absolute path. There are cases when we want a
2366# purely syntactic check without checking the environment.
2367sub isabsolute {
2368 my $file = shift;
2369
2370 # On non-platforms, we just use file_name_is_absolute().
2371 return file_name_is_absolute($file) unless $^O eq "VMS";
2372
2373 # If the file spec includes a device or a directpry spec,
2374 # file_name_is_absolute() is perfectly safe.
2375 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2376
2377 # Here, we know the given file spec isn't absolute
2378 return 0;
2379}
2380
ec182ef0
RL		 2381# Makes a directory absolute and cleans out /../ in paths like foo/../bar
2382# On some platforms, this uses rel2abs(), while on others, realpath() is used.
2383# realpath() requires that at least all path components except the last is an
2384# existing directory. On VMS, the last component of the directory spec must
2385# exist.
2386sub absolutedir {
2387 my $dir = shift;
2388
2389 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2390 # will return the volume name for the device, no matter what. Also,
2391 # it will return an incorrect directory spec if the argument is a
2392 # directory that doesn't exist.
2393 if ($^O eq "VMS") {
2394 return rel2abs($dir);
2395 }
2396
2397 # We use realpath() on Unix, since no other will properly clean out
2398 # a directory spec.
2399 use Cwd qw/realpath/;
2400
2401 return realpath($dir);
2402}
2403
99aab161
UM		 2404sub which
2405 {
2406 my($name)=@_;
2407 my $path;
2408 foreach $path (split /:/, $ENV{PATH})
2409 {
09aa263a
RL		 2410 my $fullpath = "$path/$name$target{exe_extension}";
2411 if (-f $fullpath and -x $fullpath)
99aab161 2412 {
09aa263a
RL		 2413 return $fullpath
2414 unless ($name eq "perl" and
2415 system("$fullpath -e " . '\'exit($]<5.0);\''));
99aab161
UM		 2416 }
2417 }
2418 }
2419
fe05264e
RL		 2420sub quotify {
2421 my %processors = (
2422 perl => sub { my $x = shift;
2423 $x =~ s/([\\\$\@"])/\\$1/g;
2424 return '"'.$x.'"'; },
2425 );
2426 my $for = shift;
2427 my $processor =
2428 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2429
2110febb 2430 return map { $processor->($_); } @_;
fe05264e 2431}
107b5792 2432
9fe2bb77
RL		 2433# collect_from_file($filename, $line_concat_cond_re, $line_concat)
2434# $filename is a file name to read from
2435# $line_concat_cond_re is a regexp detecting a line continuation ending
2436# $line_concat is a CODEref that takes care of concatenating two lines
2437sub collect_from_file {
2438 my $filename = shift;
2439 my $line_concat_cond_re = shift;
2440 my $line_concat = shift;
2441
2442 open my $fh, $filename || die "unable to read $filename: $!\n";
2443 return sub {
2444 my $saved_line = "";
2445 $_ = "";
2446 while (<$fh>) {
04f171c0 2447 s|\R$||;
9fe2bb77
RL		 2448 if (defined $line_concat) {
2449 $_ = $line_concat->($saved_line, $_);
2450 $saved_line = "";
2451 }
2452 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2453 $saved_line = $_;
2454 next;
2455 }
2456 return $_;
2457 }
2458 die "$filename ending with continuation line\n" if $_;
2459 close $fh;
2460 return undef;
2461 }
2462}
2463
2464# collect_from_array($array, $line_concat_cond_re, $line_concat)
2465# $array is an ARRAYref of lines
2466# $line_concat_cond_re is a regexp detecting a line continuation ending
2467# $line_concat is a CODEref that takes care of concatenating two lines
2468sub collect_from_array {
2469 my $array = shift;
2470 my $line_concat_cond_re = shift;
2471 my $line_concat = shift;
2472 my @array = (@$array);
2473
2474 return sub {
2475 my $saved_line = "";
2476 $_ = "";
2477 while (defined($_ = shift @array)) {
04f171c0 2478 s|\R$||;
9fe2bb77
RL		 2479 if (defined $line_concat) {
2480 $_ = $line_concat->($saved_line, $_);
2481 $saved_line = "";
2482 }
2483 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2484 $saved_line = $_;
2485 next;
2486 }
2487 return $_;
2488 }
2489 die "input text ending with continuation line\n" if $_;
2490 return undef;
2491 }
2492}
2493
2494# collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2495# $lineiterator is a CODEref that delivers one line at a time.
107b5792
RL		 2496# All following arguments are regex/CODEref pairs, where the regexp detects a
2497# line and the CODEref does something with the result of the regexp.
2498sub collect_information {
9fe2bb77 2499 my $lineiterator = shift;
107b5792
RL		 2500 my %collectors = @_;
2501
9fe2bb77 2502 while(defined($_ = $lineiterator->())) {
04f171c0 2503 s|\R$||;
9fe2bb77 2504 my $found = 0;
2b6b606c
RL		 2505 if ($collectors{"BEFORE"}) {
2506 $collectors{"BEFORE"}->($_);
2507 }
9fe2bb77 2508 foreach my $re (keys %collectors) {
2b6b606c 2509 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
9fe2bb77
RL		 2510 $collectors{$re}->($lineiterator);
2511 $found = 1;
2512 };
2513 }
2514 if ($collectors{"OTHERWISE"}) {
2515 $collectors{"OTHERWISE"}->($lineiterator, $_)
2516 unless $found || !defined $collectors{"OTHERWISE"};
2517 }
2b6b606c
RL		 2518 if ($collectors{"AFTER"}) {
2519 $collectors{"AFTER"}->($_);
2520 }
107b5792 2521 }
107b5792 2522}
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