1#! /usr/bin/env perl 2# Copyright 1998-2023 The OpenSSL Project Authors. All Rights Reserved. 3# 4# Licensed under the Apache License 2.0 (the "License"). You may not use 5# this file except in compliance with the License. You can obtain a copy 6# in the file LICENSE in the source distribution or at 7# https://www.openssl.org/source/license.html 8 9# Determine the operating system and run ./Configure. Far descendant from 10# Apache's minarch and GuessOS. 11 12package OpenSSL::config; 13 14use strict; 15use warnings; 16use Getopt::Std; 17use File::Basename; 18use File::Spec; 19use IPC::Cmd; 20use POSIX; 21use Config; 22use Carp; 23 24# These control our behavior. 25my $DRYRUN; 26my $VERBOSE; 27my $WHERE = dirname($0); 28my $WAIT = 1; 29 30# Machine type, etc., used to determine the platform 31my $MACHINE; 32my $RELEASE; 33my $SYSTEM; 34my $VERSION; 35my $CCVENDOR; 36my $CCVER; 37my $CL_ARCH; 38my $GCC_BITS; 39my $GCC_ARCH; 40 41# Some environment variables; they will affect Configure 42my $CONFIG_OPTIONS = $ENV{CONFIG_OPTIONS} // ''; 43my $CC; 44my $CROSS_COMPILE; 45 46# For determine_compiler_settings, the list of known compilers 47my @c_compilers = qw(clang gcc cc); 48# Methods to determine compiler version. The expected output is one of 49# MAJOR or MAJOR.MINOR or MAJOR.MINOR.PATCH... or false if the compiler 50# isn't of the given brand. 51# This is a list to ensure that gnu comes last, as we've made it a fallback 52my @cc_version = 53 ( 54 clang => sub { 55 return undef unless IPC::Cmd::can_run("$CROSS_COMPILE$CC"); 56 my $v = `$CROSS_COMPILE$CC -v 2>&1`; 57 $v =~ m/(?:(?:clang|LLVM) version|.*based on LLVM)\s+([0-9]+\.[0-9]+)/; 58 return $1; 59 }, 60 gnu => sub { 61 return undef unless IPC::Cmd::can_run("$CROSS_COMPILE$CC"); 62 my $nul = File::Spec->devnull(); 63 my $v = `$CROSS_COMPILE$CC -dumpversion 2> $nul`; 64 # Strip off whatever prefix egcs prepends the number with. 65 # Hopefully, this will work for any future prefixes as well. 66 $v =~ s/^[a-zA-Z]*\-//; 67 return $v; 68 }, 69 ); 70 71# This is what we will set as the target for calling Configure. 72my $options = ''; 73 74# Pattern matches against "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" 75# The patterns are assumed to be wrapped like this: /^(${pattern})$/ 76my $guess_patterns = [ 77 [ 'A\/UX:.*', 'm68k-apple-aux3' ], 78 [ 'AIX:[3-9]:4:.*', '${MACHINE}-ibm-aix' ], 79 [ 'AIX:.*?:[5-9]:.*', '${MACHINE}-ibm-aix' ], 80 [ 'AIX:.*', '${MACHINE}-ibm-aix3' ], 81 [ 'HI-UX:.*', '${MACHINE}-hi-hiux' ], 82 [ 'HP-UX:.*', 83 sub { 84 my $HPUXVER = $RELEASE; 85 $HPUXVER = s/[^.]*.[0B]*//; 86 # HPUX 10 and 11 targets are unified 87 return "${MACHINE}-hp-hpux1x" if $HPUXVER =~ m@1[0-9]@; 88 return "${MACHINE}-hp-hpux"; 89 } 90 ], 91 [ 'IRIX:6\..*', 'mips3-sgi-irix' ], 92 [ 'IRIX64:.*', 'mips4-sgi-irix64' ], 93 [ 'Linux:[2-9]\..*', '${MACHINE}-whatever-linux2' ], 94 [ 'Linux:1\..*', '${MACHINE}-whatever-linux1' ], 95 [ 'GNU.*', 'hurd-x86' ], 96 [ 'LynxOS:.*', '${MACHINE}-lynx-lynxos' ], 97 # BSD/OS always says 386 98 [ 'BSD\/OS:4\..*', 'i486-whatever-bsdi4' ], 99 # Order is important, this has to appear before 'BSD\/386:' 100 [ 'BSD/386:.*?:.*?:.*486.*|BSD/OS:.*?:.*?:.*?:.*486.*', 101 sub { 102 my $BSDVAR = `/sbin/sysctl -n hw.model`; 103 return "i586-whatever-bsdi" if $BSDVAR =~ m@Pentium@; 104 return "i386-whatever-bsdi"; 105 } 106 ], 107 [ 'BSD\/386:.*|BSD\/OS:.*', '${MACHINE}-whatever-bsdi' ], 108 # Order is important, this has to appear before 'FreeBSD:' 109 [ 'FreeBSD:.*?:.*?:.*386.*', 110 sub { 111 my $VERS = $RELEASE; 112 $VERS =~ s/[-(].*//; 113 my $MACH = `sysctl -n hw.model`; 114 $MACH = "i386" if $MACH =~ m@386@; 115 $MACH = "i486" if $MACH =~ m@486@; 116 $MACH = "i686" if $MACH =~ m@Pentium II@; 117 $MACH = "i586" if $MACH =~ m@Pentium@; 118 $MACH = "$MACHINE" if $MACH !~ /i.86/; 119 my $ARCH = 'whatever'; 120 $ARCH = "pc" if $MACH =~ m@i[0-9]86@; 121 return "${MACH}-${ARCH}-freebsd${VERS}"; 122 } 123 ], 124 [ 'DragonFly:.*', '${MACHINE}-whatever-dragonfly' ], 125 [ 'FreeBSD:.*', '${MACHINE}-whatever-freebsd' ], 126 [ 'Haiku:.*', '${MACHINE}-whatever-haiku' ], 127 # Order is important, this has to appear before 'NetBSD:.*' 128 [ 'NetBSD:.*?:.*?:.*386.*', 129 sub { 130 my $hw = `/usr/sbin/sysctl -n hw.model || /sbin/sysctl -n hw.model`; 131 $hw =~ s@.*(.)86-class.*@i${1}86@; 132 return "${hw}-whatever-netbsd"; 133 } 134 ], 135 [ 'NetBSD:.*', '${MACHINE}-whatever-netbsd' ], 136 [ 'OpenBSD:.*', '${MACHINE}-whatever-openbsd' ], 137 [ 'OpenUNIX:.*', '${MACHINE}-unknown-OpenUNIX${VERSION}' ], 138 [ 'OSF1:.*?:.*?:.*alpha.*', 139 sub { 140 my $OSFMAJOR = $RELEASE; 141 $OSFMAJOR =~ 's/^V([0-9]*)\..*$/\1/'; 142 return "${MACHINE}-dec-tru64" if $OSFMAJOR =~ m@[45]@; 143 return "${MACHINE}-dec-osf"; 144 } 145 ], 146 [ 'Paragon.*?:.*', 'i860-intel-osf1' ], 147 [ 'Rhapsody:.*', 'ppc-apple-rhapsody' ], 148 [ 'Darwin:.*?:.*?:Power.*', 'ppc-apple-darwin' ], 149 [ 'Darwin:.*', '${MACHINE}-apple-darwin' ], 150 [ 'SunOS:5\..*', '${MACHINE}-whatever-solaris2' ], 151 [ 'SunOS:.*', '${MACHINE}-sun-sunos4' ], 152 [ 'UNIX_System_V:4\..*?:.*', '${MACHINE}-whatever-sysv4' ], 153 [ 'VOS:.*?:.*?:i786', 'i386-stratus-vos' ], 154 [ 'VOS:.*?:.*?:.*', 'hppa1.1-stratus-vos' ], 155 [ '.*?:4.*?:R4.*?:m88k', '${MACHINE}-whatever-sysv4' ], 156 [ 'DYNIX\/ptx:4.*?:.*', '${MACHINE}-whatever-sysv4' ], 157 [ '.*?:4\.0:3\.0:3[34]..(,.*)?', 'i486-ncr-sysv4' ], 158 [ 'ULTRIX:.*', '${MACHINE}-unknown-ultrix' ], 159 [ 'POSIX-BC.*', 'BS2000-siemens-sysv4' ], 160 [ 'machten:.*', '${MACHINE}-tenon-${SYSTEM}' ], 161 [ 'library:.*', '${MACHINE}-ncr-sysv4' ], 162 [ 'ConvexOS:.*?:11\.0:.*', '${MACHINE}-v11-${SYSTEM}' ], 163 [ 'MINGW64.*?:.*?:.*?:x86_64', '${MACHINE}-whatever-mingw64' ], 164 [ 'MINGW.*', '${MACHINE}-whatever-mingw' ], 165 [ 'CYGWIN.*', '${MACHINE}-pc-cygwin' ], 166 [ 'vxworks.*', '${MACHINE}-whatever-vxworks' ], 167 168 # The MACHINE part of the array POSIX::uname() returns on VMS isn't 169 # worth the bits wasted on it. It's better, then, to rely on perl's 170 # %Config, which has a trustworthy item 'archname', especially since 171 # VMS installation aren't multiarch (yet) 172 [ 'OpenVMS:.*', "$Config{archname}-whatever-OpenVMS" ], 173 174 # Note: there's also NEO and NSR, but they are old and unsupported 175 [ 'NONSTOP_KERNEL:.*:NSE-.*?', 'nse-tandem-nsk${RELEASE}' ], 176 [ 'NONSTOP_KERNEL:.*:NSV-.*?', 'nsv-tandem-nsk${RELEASE}' ], 177 [ 'NONSTOP_KERNEL:.*:NSX-.*?', 'nsx-tandem-nsk${RELEASE}' ], 178 179 [ sub { -d '/usr/apollo' }, 'whatever-apollo-whatever' ], 180]; 181 182# Run a command, return true if exit zero else false. 183# Multiple args are glued together into a pipeline. 184# Name comes from OpenSSL tests, often written as "ok(run(...." 185sub okrun { 186 my $command = join(' | ', @_); 187 my $status = system($command) >> 8; 188 return $status == 0; 189} 190 191# Give user a chance to abort/interrupt if interactive if interactive. 192sub maybe_abort { 193 if ( $WAIT && -t 1 ) { 194 eval { 195 local $SIG{ALRM} = sub { die "Timeout"; }; 196 local $| = 1; 197 alarm(5); 198 print "You have about five seconds to abort: "; 199 my $ignored = <STDIN>; 200 alarm(0); 201 }; 202 print "\n" if $@ =~ /Timeout/; 203 } 204} 205 206# Look for ISC/SCO with its unique uname program 207sub is_sco_uname { 208 return undef unless IPC::Cmd::can_run('uname'); 209 210 open UNAME, "uname -X 2>/dev/null|" or return ''; 211 my $line = ""; 212 my $os = ""; 213 while ( <UNAME> ) { 214 chop; 215 $line = $_ if m@^Release@; 216 $os = $_ if m@^System@; 217 } 218 close UNAME; 219 220 return undef if $line eq '' or $os eq 'System = SunOS'; 221 222 my @fields = split(/\s+/, $line); 223 return $fields[2]; 224} 225 226sub get_sco_type { 227 my $REL = shift; 228 229 if ( -f "/etc/kconfig" ) { 230 return "${MACHINE}-whatever-isc4" if $REL eq '4.0' || $REL eq '4.1'; 231 } else { 232 return "whatever-whatever-sco3" if $REL eq '3.2v4.2'; 233 return "whatever-whatever-sco5" if $REL =~ m@3\.2v5\.0.*@; 234 if ( $REL eq "4.2MP" ) { 235 return "whatever-whatever-unixware20" if $VERSION =~ m@2\.0.*@; 236 return "whatever-whatever-unixware21" if $VERSION =~ m@2\.1.*@; 237 return "whatever-whatever-unixware2" if $VERSION =~ m@2.*@; 238 } 239 return "whatever-whatever-unixware1" if $REL eq "4.2"; 240 if ( $REL =~ m@5.*@ ) { 241 # We hardcode i586 in place of ${MACHINE} for the following 242 # reason: even though Pentium is minimum requirement for 243 # platforms in question, ${MACHINE} gets always assigned to 244 # i386. This means i386 gets passed to Configure, which will 245 # cause bad assembler code to be generated. 246 return "i586-sco-unixware7" if $VERSION =~ m@[678].*@; 247 } 248 } 249} 250 251# Return the cputype-vendor-osversion 252sub guess_system { 253 ($SYSTEM, undef, $RELEASE, $VERSION, $MACHINE) = POSIX::uname(); 254 my $sys = "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}"; 255 256 # Special-cases for ISC, SCO, Unixware 257 my $REL = is_sco_uname(); 258 if ( defined $REL ) { 259 my $result = get_sco_type($REL); 260 return eval "\"$result\"" if $result ne ''; 261 } 262 263 # Now pattern-match 264 265 # Simple cases 266 foreach my $tuple ( @$guess_patterns ) { 267 my $pat = @$tuple[0]; 268 my $check = ref $pat eq 'CODE' ? $pat->($sys) : $sys =~ /^(${pat})$/; 269 next unless $check; 270 271 my $result = @$tuple[1]; 272 $result = $result->() if ref $result eq 'CODE'; 273 return eval "\"$result\""; 274 } 275 276 # Oh well. 277 return "${MACHINE}-whatever-${SYSTEM}"; 278} 279 280# We would use List::Util::pair() for this... unfortunately, that function 281# only appeared in perl v5.19.3, and we claim to support perl v5.10 and on. 282# Therefore, we implement a quick cheap variant of our own. 283sub _pairs (@) { 284 croak "Odd number of arguments" if @_ & 1; 285 286 my @pairlist = (); 287 288 while (@_) { 289 my $x = [ shift, shift ]; 290 push @pairlist, $x; 291 } 292 return @pairlist; 293} 294 295# Figure out CC, GCCVAR, etc. 296sub determine_compiler_settings { 297 # Make a copy and don't touch it. That helps determine if we're finding 298 # the compiler here (false), or if it was set by the user (true. 299 my $cc = $CC; 300 301 # Set certain default 302 $CCVER = 0; # Unknown 303 $CCVENDOR = ''; # Dunno, don't care (unless found later) 304 305 # Find a compiler if we don't already have one 306 if ( ! $cc ) { 307 foreach (@c_compilers) { 308 next unless IPC::Cmd::can_run("$CROSS_COMPILE$_"); 309 $CC = $_; 310 last; 311 } 312 } 313 314 if ( $CC ) { 315 # Find the compiler vendor and version number for certain compilers 316 foreach my $pair (_pairs @cc_version) { 317 # Try to get the version number. 318 # Failure gets us undef or an empty string 319 my ( $k, $v ) = @$pair; 320 $v = $v->(); 321 322 # If we got a version number, process it 323 if ($v) { 324 $CCVENDOR = $k; 325 326 # The returned version is expected to be one of 327 # 328 # MAJOR 329 # MAJOR.MINOR 330 # MAJOR.MINOR.{whatever} 331 # 332 # We don't care what comes after MAJOR.MINOR. All we need is 333 # to have them calculated into a single number, using this 334 # formula: 335 # 336 # MAJOR * 100 + MINOR 337 # Here are a few examples of what we should get: 338 # 339 # 2.95.1 => 295 340 # 3.1 => 301 341 # 9 => 900 342 my @numbers = split /\./, $v; 343 my @factors = (100, 1); 344 while (@numbers && @factors) { 345 $CCVER += shift(@numbers) * shift(@factors) 346 } 347 last; 348 } 349 } 350 } 351 352 # Vendor specific overrides, only if we didn't determine the compiler here 353 if ( ! $cc ) { 354 if ( $SYSTEM eq 'OpenVMS' ) { 355 my $v = `CC/VERSION NLA0:`; 356 if ($? == 0) { 357 # The normal releases have a version number prefixed with a V. 358 # However, other letters have been seen as well (for example X), 359 # and it's documented that HP (now VSI) reserve the letter W, X, 360 # Y and Z for their own uses. 361 my ($vendor, $version) = 362 ( $v =~ m/^([A-Z]+) C [VWXYZ]([0-9\.-]+)(:? +\(.*?\))? on / ); 363 my ($major, $minor, $patch) = 364 ( $version =~ m/^([0-9]+)\.([0-9]+)-0*?(0|[1-9][0-9]*)$/ ); 365 $CC = 'CC'; 366 $CCVENDOR = $vendor; 367 $CCVER = ( $major * 100 + $minor ) * 100 + $patch; 368 } 369 } 370 371 if ( ${SYSTEM} eq 'AIX' ) { 372 # favor vendor cc over gcc 373 if (IPC::Cmd::can_run('cc')) { 374 $CC = 'cc'; 375 $CCVENDOR = ''; # Determine later 376 $CCVER = 0; 377 } 378 } 379 380 if ( $SYSTEM eq "SunOS" ) { 381 # check for Oracle Developer Studio, expected output is "cc: blah-blah C x.x blah-blah" 382 my $v = `(cc -V 2>&1) 2>/dev/null | egrep -e '^cc: .* C [0-9]\.[0-9]'`; 383 my @numbers = 384 ( $v =~ m/^.* C ([0-9]+)\.([0-9]+) .*/ ); 385 my @factors = (100, 1); 386 $v = 0; 387 while (@numbers && @factors) { 388 $v += shift(@numbers) * shift(@factors) 389 } 390 391 if ($v > 500) { 392 $CC = 'cc'; 393 $CCVENDOR = 'sun'; 394 $CCVER = $v; 395 } 396 } 397 398 # 'Windows NT' is the system name according to POSIX::uname()! 399 if ( $SYSTEM eq "Windows NT" ) { 400 # favor vendor cl over gcc 401 if (IPC::Cmd::can_run('cl')) { 402 $CC = 'cl'; 403 $CCVENDOR = ''; # Determine later 404 $CCVER = 0; 405 406 my $v = `cl 2>&1`; 407 if ( $v =~ /Microsoft .* Version ([0-9\.]+) for (x86|x64|ARM|ia64)/ ) { 408 $CCVER = $1; 409 $CL_ARCH = $2; 410 } 411 } 412 } 413 } 414 415 # If no C compiler has been determined at this point, we die. Hard. 416 die <<_____ 417ERROR! 418No C compiler found, please specify one with the environment variable CC, 419or configure with an explicit configuration target. 420_____ 421 unless $CC; 422 423 # On some systems, we assume a cc vendor if it's not already determined 424 425 if ( ! $CCVENDOR ) { 426 $CCVENDOR = 'aix' if $SYSTEM eq 'AIX'; 427 $CCVENDOR = 'sun' if $SYSTEM eq 'SunOS'; 428 } 429 430 # Some systems need to know extra details 431 432 if ( $SYSTEM eq "HP-UX" && $CCVENDOR eq 'gnu' ) { 433 # By default gcc is a ILP32 compiler (with long long == 64). 434 $GCC_BITS = "32"; 435 if ( $CCVER >= 300 ) { 436 # PA64 support only came in with gcc 3.0.x. 437 # We check if the preprocessor symbol __LP64__ is defined. 438 if ( okrun('echo __LP64__', 439 "$CC -v -E -x c - 2>/dev/null", 440 'grep "^__LP64__" 2>&1 >/dev/null') ) { 441 # __LP64__ has slipped through, it therefore is not defined 442 } else { 443 $GCC_BITS = '64'; 444 } 445 } 446 } 447 448 if ( $SYSTEM eq "SunOS" && $CCVENDOR eq 'gnu' ) { 449 if ( $CCVER >= 300 ) { 450 # 64-bit ABI isn't officially supported in gcc 3.0, but seems 451 # to be working; at the very least 'make test' passes. 452 if ( okrun("$CC -v -E -x c /dev/null 2>&1", 453 'grep __arch64__ >/dev/null') ) { 454 $GCC_ARCH = "-m64" 455 } else { 456 $GCC_ARCH = "-m32" 457 } 458 } 459 } 460 461 if ($VERBOSE) { 462 my $vendor = $CCVENDOR ? $CCVENDOR : "(undetermined)"; 463 my $version = $CCVER ? $CCVER : "(undetermined)"; 464 print "C compiler: $CC\n"; 465 print "C compiler vendor: $vendor\n"; 466 print "C compiler version: $version\n"; 467 } 468} 469 470my $map_patterns = 471 [ [ 'uClinux.*64.*', { target => 'uClinux-dist64' } ], 472 [ 'uClinux.*', { target => 'uClinux-dist' } ], 473 [ 'mips3-sgi-irix', { target => 'irix-mips3' } ], 474 [ 'mips4-sgi-irix64', 475 sub { 476 print <<EOF; 477WARNING! To build 64-bit package, do this: 478 $WHERE/Configure irix64-mips4-$CC 479EOF 480 maybe_abort(); 481 return { target => "irix-mips3" }; 482 } 483 ], 484 [ 'ppc-apple-rhapsody', { target => "rhapsody-ppc" } ], 485 [ 'ppc-apple-darwin.*', 486 sub { 487 my $KERNEL_BITS = $ENV{KERNEL_BITS} // ''; 488 my $ISA64 = `sysctl -n hw.optional.64bitops 2>/dev/null`; 489 if ( $ISA64 == 1 && $KERNEL_BITS eq '' ) { 490 print <<EOF; 491WARNING! To build 64-bit package, do this: 492 $WHERE/Configure darwin64-ppc-cc 493EOF 494 maybe_abort(); 495 } 496 return { target => "darwin64-ppc" } 497 if $ISA64 == 1 && $KERNEL_BITS eq '64'; 498 return { target => "darwin-ppc" }; 499 } 500 ], 501 [ 'i.86-apple-darwin.*', 502 sub { 503 my $KERNEL_BITS = $ENV{KERNEL_BITS} // ''; 504 my $ISA64 = `sysctl -n hw.optional.x86_64 2>/dev/null`; 505 if ( $ISA64 == 1 && $KERNEL_BITS eq '' ) { 506 print <<EOF; 507WARNING! To build 64-bit package, do this: 508 KERNEL_BITS=64 $WHERE/Configure \[\[ options \]\] 509EOF 510 maybe_abort(); 511 } 512 return { target => "darwin64-x86_64" } 513 if $ISA64 == 1 && $KERNEL_BITS eq '64'; 514 return { target => "darwin-i386" }; 515 } 516 ], 517 [ 'x86_64-apple-darwin.*', 518 sub { 519 my $KERNEL_BITS = $ENV{KERNEL_BITS} // ''; 520 # macOS >= 10.15 is 64-bit only 521 my $SW_VERS = `sw_vers -productVersion 2>/dev/null`; 522 if ($SW_VERS =~ /^(\d+)\.(\d+)\.(\d+)$/) { 523 if ($1 > 10 || ($1 == 10 && $2 >= 15)) { 524 die "32-bit applications not supported on macOS 10.15 or later\n" if $KERNEL_BITS eq '32'; 525 return { target => "darwin64-x86_64" }; 526 } 527 } 528 return { target => "darwin-i386" } if $KERNEL_BITS eq '32'; 529 530 print <<EOF; 531WARNING! To build 32-bit package, do this: 532 KERNEL_BITS=32 $WHERE/Configure \[\[ options \]\] 533EOF 534 maybe_abort(); 535 return { target => "darwin64-x86_64" }; 536 } 537 ], 538 [ 'arm64-apple-darwin.*', { target => "darwin64-arm64" } ], 539 [ 'armv6\+7-.*-iphoneos', 540 { target => "iphoneos-cross", 541 cflags => [ qw(-arch armv6 -arch armv7) ], 542 cxxflags => [ qw(-arch armv6 -arch armv7) ] } 543 ], 544 [ 'arm64-.*-iphoneos|.*-.*-ios64', 545 { target => "ios64-cross" } 546 ], 547 [ '.*-.*-iphoneos', 548 sub { return { target => "iphoneos-cross", 549 cflags => [ "-arch ${MACHINE}" ], 550 cxxflags => [ "-arch ${MACHINE}" ] }; } 551 ], 552 [ 'alpha-.*-linux2.*', 553 sub { 554 my $ISA = `awk '/cpu model/{print \$4;exit(0);}' /proc/cpuinfo`; 555 $ISA //= 'generic'; 556 my %config = (); 557 if ( $CCVENDOR eq "gnu" ) { 558 if ( $ISA =~ 'EV5|EV45' ) { 559 %config = ( cflags => [ '-mcpu=ev5' ], 560 cxxflags => [ '-mcpu=ev5' ] ); 561 } elsif ( $ISA =~ 'EV56|PCA56' ) { 562 %config = ( cflags => [ '-mcpu=ev56' ], 563 cxxflags => [ '-mcpu=ev56' ] ); 564 } else { 565 %config = ( cflags => [ '-mcpu=ev6' ], 566 cxxflags => [ '-mcpu=ev6' ] ); 567 } 568 } 569 return { target => "linux-alpha", 570 %config }; 571 } 572 ], 573 [ 'ppc64-.*-linux2', 574 sub { 575 my $KERNEL_BITS = $ENV{KERNEL_BITS} // ''; 576 if ( $KERNEL_BITS eq '' ) { 577 print <<EOF; 578WARNING! To build 64-bit package, do this: 579 $WHERE/Configure linux-ppc64 580EOF 581 maybe_abort(); 582 } 583 return { target => "linux-ppc64" } if $KERNEL_BITS eq '64'; 584 585 my %config = (); 586 if (!okrun('echo __LP64__', 587 'gcc -E -x c - 2>/dev/null', 588 'grep "^__LP64__" 2>&1 >/dev/null') ) { 589 %config = ( cflags => [ '-m32' ], 590 cxxflags => [ '-m32' ] ); 591 } 592 return { target => "linux-ppc", 593 %config }; 594 } 595 ], 596 [ 'ppc64le-.*-linux2', { target => "linux-ppc64le" } ], 597 [ 'ppc-.*-linux2', { target => "linux-ppc" } ], 598 [ 'mips64.*-*-linux2', 599 sub { 600 print <<EOF; 601WARNING! To build 64-bit package, do this: 602 $WHERE/Configure linux64-mips64 603EOF 604 maybe_abort(); 605 return { target => "linux-mips64" }; 606 } 607 ], 608 [ 'mips.*-.*-linux2', { target => "linux-mips32" } ], 609 [ 'ppc60x-.*-vxworks.*', { target => "vxworks-ppc60x" } ], 610 [ 'ppcgen-.*-vxworks.*', { target => "vxworks-ppcgen" } ], 611 [ 'pentium-.*-vxworks.*', { target => "vxworks-pentium" } ], 612 [ 'simlinux-.*-vxworks.*', { target => "vxworks-simlinux" } ], 613 [ 'mips-.*-vxworks.*', { target => "vxworks-mips" } ], 614 [ 'e2k-.*-linux.*', { target => "linux-generic64", 615 defines => [ 'L_ENDIAN' ] } ], 616 [ 'ia64-.*-linux.', { target => "linux-ia64" } ], 617 [ 'sparc64-.*-linux2', 618 sub { 619 print <<EOF; 620WARNING! If you *know* that your GNU C supports 64-bit/V9 ABI and you 621 want to build 64-bit library, do this: 622 $WHERE/Configure linux64-sparcv9 623EOF 624 maybe_abort(); 625 return { target => "linux-sparcv9" }; 626 } 627 ], 628 [ 'sparc-.*-linux2', 629 sub { 630 my $KARCH = `awk '/^type/{print \$3;exit(0);}' /proc/cpuinfo`; 631 $KARCH //= "sun4"; 632 return { target => "linux-sparcv9" } if $KARCH =~ 'sun4u.*'; 633 return { target => "linux-sparcv8" } if $KARCH =~ 'sun4[md]'; 634 return { target => "linux-generic32", 635 defines => [ 'L_ENDIAN' ] }; 636 } 637 ], 638 [ 'parisc.*-.*-linux2', 639 sub { 640 # 64-bit builds under parisc64 linux are not supported and 641 # compiler is expected to generate 32-bit objects... 642 my $CPUARCH = 643 `awk '/cpu family/{print substr(\$5,1,3); exit(0);}' /proc/cpuinfo`; 644 my $CPUSCHEDULE = 645 `awk '/^cpu.[ ]*: PA/{print substr(\$3,3); exit(0);}' /proc/cpuinfo`; 646 # TODO XXX Model transformations 647 # 0. CPU Architecture for the 1.1 processor has letter suffixes. 648 # We strip that off assuming no further arch. identification 649 # will ever be used by GCC. 650 # 1. I'm most concerned about whether is a 7300LC is closer to a 651 # 7100 versus a 7100LC. 652 # 2. The variant 64-bit processors cause concern should GCC support 653 # explicit schedulers for these chips in the future. 654 # PA7300LC -> 7100LC (1.1) 655 # PA8200 -> 8000 (2.0) 656 # PA8500 -> 8000 (2.0) 657 # PA8600 -> 8000 (2.0) 658 $CPUSCHEDULE =~ s/7300LC/7100LC/; 659 $CPUSCHEDULE =~ s/8.00/8000/; 660 return 661 { target => "linux-generic32", 662 defines => [ 'B_ENDIAN' ], 663 cflags => [ "-mschedule=$CPUSCHEDULE", "-march=$CPUARCH" ], 664 cxxflags => [ "-mschedule=$CPUSCHEDULE", "-march=$CPUARCH" ] 665 }; 666 } 667 ], 668 [ 'armv[1-3].*-.*-linux2', { target => "linux-generic32" } ], 669 [ 'armv[7-9].*-.*-linux2', { target => "linux-armv4", 670 cflags => [ '-march=armv7-a' ], 671 cxxflags => [ '-march=armv7-a' ] } ], 672 [ 'arm.*-.*-linux2', { target => "linux-armv4" } ], 673 [ 'aarch64-.*-linux2', { target => "linux-aarch64" } ], 674 [ 'sh.*b-.*-linux2', { target => "linux-generic32", 675 defines => [ 'B_ENDIAN' ] } ], 676 [ 'sh.*-.*-linux2', { target => "linux-generic32", 677 defines => [ 'L_ENDIAN' ] } ], 678 [ 'm68k.*-.*-linux2', { target => "linux-generic32", 679 defines => [ 'B_ENDIAN' ] } ], 680 [ 's390-.*-linux2', { target => "linux-generic32", 681 defines => [ 'B_ENDIAN' ] } ], 682 [ 's390x-.*-linux2', 683 sub { 684 # Disabled until a glibc bug is fixed; see Configure. 685 if (0 686 || okrun('egrep -e \'^features.* highgprs\' /proc/cpuinfo >/dev/null') ) 687 { 688 print <<EOF; 689WARNING! To build "highgprs" 32-bit package, do this: 690 $WHERE/Configure linux32-s390x 691EOF 692 maybe_abort(); 693 } 694 return { target => "linux64-s390x" }; 695 } 696 ], 697 [ 'x86_64-.*-linux.', 698 sub { 699 return { target => "linux-x32" } 700 if okrun("$CC -dM -E -x c /dev/null 2>&1", 701 'grep -q ILP32 >/dev/null'); 702 return { target => "linux-x86_64" }; 703 } 704 ], 705 [ '.*86-.*-linux2', 706 sub { 707 # On machines where the compiler understands -m32, prefer a 708 # config target that uses it 709 return { target => "linux-x86" } 710 if okrun("$CC -m32 -E -x c /dev/null >/dev/null 2>&1"); 711 return { target => "linux-elf" }; 712 } 713 ], 714 [ '.*86-.*-linux1', { target => "linux-aout" } ], 715 [ 'riscv64-.*-linux.', { target => "linux64-riscv64" } ], 716 [ '.*-.*-linux.', { target => "linux-generic32" } ], 717 [ 'sun4[uv].*-.*-solaris2', 718 sub { 719 my $KERNEL_BITS = $ENV{KERNEL_BITS}; 720 my $ISA64 = `isainfo 2>/dev/null | grep sparcv9`; 721 my $KB = $KERNEL_BITS // '64'; 722 if ( $ISA64 ne "" && $KB eq '64' ) { 723 if ( $CCVENDOR eq "sun" && $CCVER >= 500 ) { 724 print <<EOF; 725WARNING! To build 32-bit package, do this: 726 $WHERE/Configure solaris-sparcv9-cc 727EOF 728 maybe_abort(); 729 } elsif ( $CCVENDOR eq "gnu" && $GCC_ARCH eq "-m64" ) { 730 # $GCC_ARCH denotes default ABI chosen by compiler driver 731 # (first one found on the $PATH). I assume that user 732 # expects certain consistency with the rest of his builds 733 # and therefore switch over to 64-bit. <appro> 734 print <<EOF; 735WARNING! To build 32-bit package, do this: 736 $WHERE/Configure solaris-sparcv9-gcc 737EOF 738 maybe_abort(); 739 return { target => "solaris64-sparcv9-gcc" }; 740 } elsif ( $GCC_ARCH eq "-m32" ) { 741 print <<EOF; 742NOTICE! If you *know* that your GNU C supports 64-bit/V9 ABI and you wish 743 to build 64-bit library, do this: 744 $WHERE/Configure solaris64-sparcv9-gcc 745EOF 746 maybe_abort(); 747 } 748 } 749 return { target => "solaris64-sparcv9-cc" } 750 if $ISA64 ne "" && $KB eq '64'; 751 return { target => "solaris-sparcv9-cc" }; 752 } 753 ], 754 [ 'sun4m-.*-solaris2', { target => "solaris-sparcv8" } ], 755 [ 'sun4d-.*-solaris2', { target => "solaris-sparcv8" } ], 756 [ 'sun4.*-.*-solaris2', { target => "solaris-sparcv7" } ], 757 [ '.*86.*-.*-solaris2', 758 sub { 759 my $KERNEL_BITS = $ENV{KERNEL_BITS}; 760 my $ISA64 = `isainfo 2>/dev/null | grep amd64`; 761 my $KB = $KERNEL_BITS // '64'; 762 if ($ISA64 ne "" && $KB eq '64') { 763 return { target => "solaris64-x86_64-gcc" } if $CCVENDOR eq "gnu"; 764 return { target => "solaris64-x86_64-cc" }; 765 } 766 my $REL = uname('-r'); 767 $REL =~ s/5\.//; 768 my @tmp_disable = (); 769 push @tmp_disable, 'sse2' if int($REL) < 10; 770 #There is no solaris-x86-cc target 771 return { target => "solaris-x86-gcc", 772 disable => [ @tmp_disable ] }; 773 } 774 ], 775 # We don't have any sunos target in Configurations/*.conf, so why here? 776 [ '.*-.*-sunos4', { target => "sunos" } ], 777 [ '.*86.*-.*-bsdi4', { target => "BSD-x86-elf", 778 lflags => [ '-ldl' ], 779 disable => [ 'sse2' ] } ], 780 [ 'alpha.*-.*-.*bsd.*', { target => "BSD-generic64", 781 defines => [ 'L_ENDIAN' ] } ], 782 [ 'powerpc64-.*-.*bsd.*', { target => "BSD-generic64", 783 defines => [ 'B_ENDIAN' ] } ], 784 [ 'riscv64-.*-.*bsd.*', { target => "BSD-riscv64" } ], 785 [ 'sparc64-.*-.*bsd.*', { target => "BSD-sparc64" } ], 786 [ 'ia64-.*-.*bsd.*', { target => "BSD-ia64" } ], 787 [ 'x86_64-.*-dragonfly.*', { target => "BSD-x86_64" } ], 788 [ 'amd64-.*-.*bsd.*', { target => "BSD-x86_64" } ], 789 [ 'arm64-.*-.*bsd.*', { target => "BSD-aarch64" } ], 790 [ '.*86.*-.*-.*bsd.*', 791 sub { 792 # mimic ld behaviour when it's looking for libc... 793 my $libc; 794 if ( -l "/usr/lib/libc.so" ) { 795 $libc = "/usr/lib/libc.so"; 796 } else { 797 # ld searches for highest libc.so.* and so do we 798 $libc = 799 `(ls /usr/lib/libc.so.* /lib/libc.so.* | tail -1) 2>/dev/null`; 800 } 801 my $what = `file -L $libc 2>/dev/null`; 802 return { target => "BSD-x86-elf" } if $what =~ /ELF/; 803 return { target => "BSD-x86", 804 disable => [ 'sse2' ] }; 805 } 806 ], 807 [ '.*-.*-.*bsd.*', { target => "BSD-generic32" } ], 808 [ 'x86_64-.*-haiku', { target => "haiku-x86_64" } ], 809 [ '.*-.*-haiku', { target => "haiku-x86" } ], 810 [ '.*-.*-osf', { target => "osf1-alpha" } ], 811 [ '.*-.*-tru64', { target => "tru64-alpha" } ], 812 [ '.*-.*-[Uu]nix[Ww]are7', 813 sub { 814 return { target => "unixware-7", 815 disable => [ 'sse2' ] } if $CCVENDOR eq "gnu"; 816 return { target => "unixware-7", 817 defines => [ '__i386__' ] }; 818 } 819 ], 820 [ '.*-.*-[Uu]nix[Ww]are20.*', { target => "unixware-2.0", 821 disable => [ 'sse2', 'sha512' ] } ], 822 [ '.*-.*-[Uu]nix[Ww]are21.*', { target => "unixware-2.1", 823 disable => [ 'sse2', 'sha512' ] } ], 824 [ '.*-.*-vos', { target => "vos", 825 disable => [ 'threads', 'shared', 'asm', 826 'dso' ] } ], 827 [ 'BS2000-siemens-sysv4', { target => "BS2000-OSD" } ], 828 [ 'i[3456]86-.*-cygwin', { target => "Cygwin-x86" } ], 829 [ '.*-.*-cygwin', 830 sub { return { target => "Cygwin-${MACHINE}" } } ], 831 [ 'x86-.*-android|i.86-.*-android', { target => "android-x86" } ], 832 [ 'armv[7-9].*-.*-android', { target => "android-armeabi", 833 cflags => [ '-march=armv7-a' ], 834 cxxflags => [ '-march=armv7-a' ] } ], 835 [ 'arm.*-.*-android', { target => "android-armeabi" } ], 836 [ '.*-hpux1.*', 837 sub { 838 my $KERNEL_BITS = $ENV{KERNEL_BITS}; 839 my %common_return = ( defines => [ '_REENTRANT' ] ); 840 $KERNEL_BITS ||= `getconf KERNEL_BITS 2>/dev/null` // '32'; 841 # See <sys/unistd.h> for further info on CPU_VERSION. 842 my $CPU_VERSION = `getconf CPU_VERSION 2>/dev/null` // 0; 843 if ( $CPU_VERSION >= 768 ) { 844 # IA-64 CPU 845 return { target => "hpux64-ia64", 846 %common_return } 847 if $KERNEL_BITS eq '64' && ! $CCVENDOR; 848 return { target => "hpux-ia64", 849 %common_return }; 850 } 851 if ( $CPU_VERSION >= 532 ) { 852 # PA-RISC 2.x CPU 853 # PA-RISC 2.0 is no longer supported as separate 32-bit 854 # target. This is compensated for by run-time detection 855 # in most critical assembly modules and taking advantage 856 # of 2.0 architecture in PA-RISC 1.1 build. 857 my $target = ($CCVENDOR eq "gnu" && $GCC_BITS eq '64') 858 ? "hpux64-parisc2" 859 : "hpux-parisc1_1"; 860 if ( $KERNEL_BITS eq '64' && ! $CCVENDOR ) { 861 print <<EOF; 862WARNING! To build 64-bit package, do this: 863 $WHERE/Configure hpux64-parisc2-cc 864EOF 865 maybe_abort(); 866 } 867 return { target => $target, 868 %common_return }; 869 } 870 # PA-RISC 1.1+ CPU? 871 return { target => "hpux-parisc1_1", 872 %common_return } if $CPU_VERSION >= 528; 873 # PA-RISC 1.0 CPU 874 return { target => "hpux-parisc", 875 %common_return } if $CPU_VERSION >= 523; 876 # Motorola(?) CPU 877 return { target => "hpux", 878 %common_return }; 879 } 880 ], 881 [ '.*-hpux', { target => "hpux-parisc" } ], 882 [ '.*-aix', 883 sub { 884 my %config = (); 885 my $KERNEL_BITS = $ENV{KERNEL_BITS}; 886 $KERNEL_BITS ||= `getconf KERNEL_BITMODE 2>/dev/null`; 887 $KERNEL_BITS ||= '32'; 888 my $OBJECT_MODE = $ENV{OBJECT_MODE}; 889 $OBJECT_MODE ||= 32; 890 $config{target} = "aix"; 891 if ( $OBJECT_MODE == 64 ) { 892 print 'Your $OBJECT_MODE was found to be set to 64'; 893 $config{target} = "aix64"; 894 } else { 895 if ( $CCVENDOR ne 'gnu' && $KERNEL_BITS eq '64' ) { 896 print <<EOF; 897WARNING! To build 64-bit package, do this: 898 $WHERE/Configure aix64-cc 899EOF 900 maybe_abort(); 901 } 902 } 903 if ( okrun( 904 "(lsattr -E -O -l `lsdev -c processor|awk '{print \$1;exit}'`", 905 'grep -i powerpc) >/dev/null 2>&1') ) { 906 # this applies even to Power3 and later, as they return 907 # PowerPC_POWER[345] 908 } else { 909 $config{disable} = [ 'asm' ]; 910 } 911 return { %config }; 912 } 913 ], 914 915 # Windows values found by looking at Perl 5's win32/win32.c 916 [ '(amd64|ia64|x86|ARM)-.*?-Windows NT', 917 sub { 918 # If we determined the arch by asking cl, take that value, 919 # otherwise the SYSTEM we got from from POSIX::uname(). 920 my $arch = $CL_ARCH // $1; 921 my $config; 922 923 if ($arch) { 924 $config = { 'amd64' => { target => 'VC-WIN64A' }, 925 'ia64' => { target => 'VC-WIN64I' }, 926 'x86' => { target => 'VC-WIN32' }, 927 'x64' => { target => 'VC-WIN64A' }, 928 'ARM' => { target => 'VC-WIN64-ARM' }, 929 } -> {$arch}; 930 die <<_____ unless defined $config; 931ERROR 932I do not know how to handle ${arch}. 933_____ 934 } 935 die <<_____ unless defined $config; 936ERROR 937Could not figure out the architecture. 938_____ 939 940 return $config; 941 } 942 ], 943 944 # VMS values found by observation on existing machinery. 945 [ 'VMS_AXP-.*?-OpenVMS', { target => 'vms-alpha' } ], 946 [ 'VMS_IA64-.*?-OpenVMS', { target => 'vms-ia64' } ], 947 [ 'VMS_x86_64-.*?-OpenVMS', { target => 'vms-x86_64' } ], 948 949 # TODO: There are a few more choices among OpenSSL config targets, but 950 # reaching them involves a bit more than just a host tripet. Select 951 # environment variables could do the job to cover for more granular 952 # build options such as data model (ILP32 or LP64), thread support 953 # model (PUT, SPT or nothing), target execution environment (OSS or 954 # GUARDIAN). And still, there must be some kind of default when 955 # nothing else is said. 956 # 957 # nsv is a virtual x86 environment, equivalent to nsx, so we enforce 958 # the latter. 959 [ 'nse-tandem-nsk.*', { target => 'nonstop-nse' } ], 960 [ 'nsv-tandem-nsk.*', { target => 'nonstop-nsx' } ], 961 [ 'nsx-tandem-nsk.*', { target => 'nonstop-nsx' } ], 962 963 ]; 964 965# Map GUESSOS into OpenSSL terminology. 966# Returns a hash table with diverse entries, most importantly 'target', 967# but also other entries that are fitting for Configure's %config 968# and MACHINE. 969# It would be nice to fix this so that this weren't necessary. :( XXX 970sub map_guess { 971 my $GUESSOS = shift; 972 973 foreach my $tuple ( @$map_patterns ) { 974 my $pat = @$tuple[0]; 975 next if $GUESSOS !~ /^${pat}$/; 976 my $result = @$tuple[1]; 977 $result = $result->() if ref $result eq 'CODE'; 978 return %$result; 979 } 980 981 # Last case, return "z" from x-y-z 982 my @fields = split(/-/, $GUESSOS); 983 return ( target => $fields[2] ); 984} 985 986# gcc < 2.8 does not support -march=ultrasparc 987sub check_solaris_sparc8 { 988 my $OUT = shift; 989 if ( $CCVENDOR eq 'gnu' && $CCVER < 208 ) { 990 if ( $OUT eq 'solaris-sparcv9-gcc' ) { 991 print <<EOF; 992WARNING! Downgrading to solaris-sparcv8-gcc 993 Upgrade to gcc-2.8 or later. 994EOF 995 maybe_abort(); 996 return 'solaris-sparcv8-gcc'; 997 } 998 if ( $OUT eq "linux-sparcv9" ) { 999 print <<EOF; 1000WARNING! Downgrading to linux-sparcv8 1001 Upgrade to gcc-2.8 or later. 1002EOF 1003 maybe_abort(); 1004 return 'linux-sparcv8'; 1005 } 1006 } 1007 return $OUT; 1008} 1009 1010### 1011### MAIN PROCESSING 1012### 1013 1014sub get_platform { 1015 my %options = @_; 1016 1017 $VERBOSE = 1 if defined $options{verbose}; 1018 $WAIT = 0 if defined $options{nowait}; 1019 $CC = $options{CC}; 1020 $CROSS_COMPILE = $options{CROSS_COMPILE} // ''; 1021 1022 my $GUESSOS = guess_system(); 1023 determine_compiler_settings(); 1024 1025 my %ret = map_guess($GUESSOS); 1026 $ret{target} = check_solaris_sparc8($ret{target}); 1027 return %ret; 1028} 1029 10301; 1031