1# Expect script for ld-version tests 2# Copyright (C) 1997-2017 Free Software Foundation, Inc. 3# 4# This file is part of the GNU Binutils. 5# 6# This program is free software; you can redistribute it and/or modify 7# it under the terms of the GNU General Public License as published by 8# the Free Software Foundation; either version 3 of the License, or 9# (at your option) any later version. 10# 11# This program is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15# 16# You should have received a copy of the GNU General Public License 17# along with this program; if not, write to the Free Software 18# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19# MA 02110-1301, USA. 20# 21# Written by Eric Youngdale (eric@andante.jic.com) 22 23# 24 25# This test can only be run if ld generates native executables. 26if ![isnative] then {return} 27 28# This test can only be run on a couple of ELF platforms. 29# Square bracket expressions seem to confuse istarget. 30# This is similar to the test that is used in ld-shared, BTW. 31if { ![istarget hppa*64*-*-hpux*] 32 && ![istarget hppa*-*-linux*] 33 && ![istarget i?86-*-sysv4*] 34 && ![istarget i?86-*-unixware] 35 && ![istarget i?86-*-elf*] 36 && ![istarget i?86-*-linux*] 37 && ![istarget i?86-*-gnu*] 38 && ![istarget i?86-*-nacl*] 39 && ![istarget ia64-*-elf*] 40 && ![istarget ia64-*-linux*] 41 && ![istarget m68k-*-linux*] 42 && ![istarget mips*-*-irix5*] 43 && ![istarget powerpc*-*-elf*] 44 && ![istarget powerpc*-*-linux*] 45 && ![istarget powerpc*-*-sysv4*] 46 && ![istarget sparc*-*-elf] 47 && ![istarget sparc*-*-solaris2*] 48 && ![istarget sparc*-*-linux*] 49 && ![istarget aarch64*-*-linux*] 50 && ![istarget arm*-*-linux*] 51 && ![istarget mips*-*-linux*] 52 && ![istarget alpha*-*-linux*] 53 && ![istarget s390*-*-linux*] 54 && ![istarget sh\[34\]*-*-linux*] 55 && ![istarget x86_64-*-linux*] 56 && ![istarget x86_64-*-nacl*] } { 57 return 58} 59 60if { [istarget *-*-linux*aout*] 61 || [istarget *-*-linux*oldld*] } { 62 return 63} 64 65if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } { 66 return 67} 68 69set diff diff 70set tmpdir tmpdir 71set VOBJDUMP_FLAGS --private-headers 72set DOBJDUMP_FLAGS --dynamic-syms 73set SOBJDUMP_FLAGS --syms 74set shared "--shared --no-undefined-version" 75set script --version-script 76 77# Old version of GCC for MIPS default to enabling -fpic 78# and get confused if it is used on the command line. 79if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then { 80 set picflag "" 81} else { 82 # Unfortunately, the gcc argument is -fpic and the cc argument is 83 # -KPIC. We have to try both. 84 set picflag "-fpic" 85 send_log "$CC $picflag\n" 86 verbose "$CC $picflag" 87 catch "exec $CC $picflag" exec_output 88 send_log "$exec_output\n" 89 verbose "--" "$exec_output" 90 if { [string match "*illegal option*" $exec_output] 91 || [string match "*option ignored*" $exec_output] 92 || [string match "*unrecognized option*" $exec_output] 93 || [string match "*passed to ld*" $exec_output] } { 94 if [istarget *-*-sunos4*] { 95 set picflag "-pic" 96 } else { 97 set picflag "-KPIC" 98 } 99 } 100} 101 102case $target_triplet in { 103 { ia64-*-* } { set as_options "-x" } 104 { sparc-*-* } { set as_options "-Av9a" } 105 default { set as_options "" } 106} 107 108proc test_ar { test lib object expect } { 109 global ar 110 global nm 111 global tmpdir 112 global srcdir 113 global subdir 114 global diff 115 116 verbose -log "$ar -cr $tmpdir/$lib $tmpdir/$object" 117 catch "exec $ar -cr $tmpdir/$lib $tmpdir/$object" exec_output 118 set exec_output [prune_warnings $exec_output] 119 if ![string match "" $exec_output] { 120 verbose -log "$exec_output" 121 unresolved "$test" 122 return 123 } 124 125 set cmd "$nm --print-armap $tmpdir/$lib | grep \\\ in\\\ | egrep VERS\\\|bar\\\|foo | grep -v ^\\\\. | sort > $tmpdir/nm.out" 126 verbose -log $cmd 127 catch "exec $cmd" exec_output 128 if [string match "" $exec_output] then { 129 catch "exec sort $srcdir/$subdir/$expect | $diff $tmpdir/nm.out -" exec_output 130 set exec_output [prune_warnings $exec_output] 131 if [string match "" $exec_output] then { 132 pass $test 133 return 134 } else { 135 verbose -log "$exec_output" 136 fail "$test" 137 return 138 } 139 } else { 140 verbose -log "$exec_output" 141 fail "$test" 142 } 143} 144 145# 146# objdump_emptysymstuff 147# Check non-dynamic symbols and make sure there are none with '@'. 148# 149proc objdump_emptysymstuff { objdump object } { 150 global SOBJDUMP_FLAGS 151 global version_output 152 global diff 153 154 if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" } 155 156 verbose -log "$objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p" 157 158 catch "exec $objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p" exec_output 159 set exec_output [prune_warnings $exec_output] 160 if [string match "" $exec_output] then { 161# We shouldn't get anything here. 162 return 1 163 } else { 164# it is not normal to come here - we have no output to compare. 165 verbose -log "$exec_output" 166 verbose -log "objdump_emptysymstuff: did not expect any output from objdump" 167 return 0 168 } 169 170} 171 172# 173# objdump_emptydynsymstuff 174# Check dynamic symbols and make sure there are none with '@'. 175# 176proc objdump_emptydynsymstuff { objdump object } { 177 global DOBJDUMP_FLAGS 178 global version_output 179 global diff 180 181 if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" } 182 183 verbose -log "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p" 184 185 catch "exec $objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p" exec_output 186 set exec_output [prune_warnings $exec_output] 187 if [string match "" $exec_output] then { 188# We shouldn't get anything here. 189 return 1 190 } else { if [string match "*objdump: *: not a dynamic object" $exec_output] then { 191 return 1 192 } else { 193# it is not normal to come here - we have no output to compare. 194 verbose -log "$exec_output" 195 verbose -log "objdump_emptydynsymstuff: did not expect any output from objdump" 196 return 0 197 } } 198} 199 200# 201# objdump_emptyverstuff 202# Make sure there is no version information 203# 204proc objdump_emptyverstuff { objdump object } { 205 global VOBJDUMP_FLAGS 206 global version_output 207 global diff 208 global tmpdir 209 210 if {[which $objdump] == 0} then { 211 perror "$objdump does not exist" 212 return 0 213 } 214 215 if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" } 216 217 verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" 218 219 catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p" exec_output 220 set exec_output [prune_warnings $exec_output] 221 if [string match "" $exec_output] then { 222# it is normal to fail here - we have no output to compare. 223 return 1 224 } else { if { [string match "*libc*" $exec_output] } then { 225# this probably means that there is version information in libc, so we 226# can't really perform this test. 227 return 1 228 } else { 229 verbose -log "$exec_output" 230 verbose -log "objdump_emptyverstuff: did not expect any output from objdump" 231 return 0 232 } } 233 234} 235 236# 237# objdump_symstuff 238# Dump non-dynamic symbol stuff and make sure that it is sane. 239# 240proc objdump_symstuff { objdump object expectfile } { 241 global SOBJDUMP_FLAGS 242 global version_output 243 global diff 244 global tmpdir 245 246 if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" } 247 248 set cmd "$objdump $SOBJDUMP_FLAGS $object | sed -n {s/^\\(\[0-9a-f\]* *\\)\\(\[gw\]\\)\\( *\\)\\(\[FO\]\\)/\\1\\2\\4\\3/;/\@/p} | sort -k 5 > $tmpdir/objdump.out" 249 verbose -log $cmd 250 catch "exec $cmd" exec_output 251 set exec_output [prune_warnings $exec_output] 252 if [string match "" $exec_output] then { 253 254# Now do a line-by-line comparison to effectively diff the darned things 255# The stuff coming from the expectfile is actually a regex, so we can 256# skip over the actual addresses and so forth. This is currently very 257# simpleminded - it expects a one-to-one correspondence in terms of line 258# numbers. 259 260 if [file exists $expectfile] then { 261 set file_a [open $expectfile r] 262 } else { 263 perror "$expectfile doesn't exist" 264 return 0 265 } 266 267 if [file exists $tmpdir/objdump.out] then { 268 set file_b [open $tmpdir/objdump.out r] 269 } else { 270 perror "$tmpdir/objdump.out doesn't exist" 271 return 0 272 } 273 274 verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2 275 276 set eof -1 277 set differences 0 278 279 while { [gets $file_a line] != $eof } { 280 if [regexp "^#.*$" $line] then { 281 continue 282 } else { 283 lappend list_a $line 284 } 285 } 286 close $file_a 287 288 while { [gets $file_b line] != $eof } { 289 if [regexp {\.text.* \.[^ ]*$} $line] then { 290 # Discard defined powerpc64 dot-symbols 291 continue 292 } else { 293 lappend list_b $line 294 } 295 } 296 close $file_b 297 298 for { set i 0 } { $i < [llength $list_a] } { incr i } { 299 set line_a [lindex $list_a $i] 300 set line_b [lindex $list_b $i] 301 302 303 verbose "\t$expectfile: $i: $line_a" 3 304 verbose "\t/tmp/objdump.out: $i: $line_b" 3 305 if [regexp $line_a $line_b] then { 306 continue 307 } else { 308 verbose -log "\t$expectfile: $i: $line_a" 309 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 310 311 return 0 312 } 313 } 314 315 if { [llength $list_a] != [llength $list_b] } { 316 verbose -log "Line count" 317 return 0 318 } 319 320 if $differences<1 then { 321 return 1 322 } 323 324 return 0 325 } else { 326 verbose -log "$exec_output" 327 return 0 328 } 329 330} 331 332# 333# objdump_dymsymstuff 334# Dump dynamic symbol stuff and make sure that it is sane. 335# 336proc objdump_dynsymstuff { objdump object expectfile } { 337 global DOBJDUMP_FLAGS 338 global version_output 339 global diff 340 global tmpdir 341 342 if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" } 343 344 set cmd "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out" 345 verbose -log $cmd 346 catch "exec $cmd" exec_output 347 set exec_output [prune_warnings $exec_output] 348 if [string match "" $exec_output] then { 349 350# Now do a line-by-line comparison to effectively diff the darned things 351# The stuff coming from the expectfile is actually a regex, so we can 352# skip over the actual addresses and so forth. This is currently very 353# simpleminded - it expects a one-to-one correspondence in terms of line 354# numbers. 355 356 if [file exists $expectfile] then { 357 set file_a [open $expectfile r] 358 } else { 359 warning "$expectfile doesn't exist" 360 return 0 361 } 362 363 if [file exists $tmpdir/objdump.out] then { 364 set file_b [open $tmpdir/objdump.out r] 365 } else { 366 fail "$tmpdir/objdump.out doesn't exist" 367 return 0 368 } 369 370 verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2 371 372 set eof -1 373 set differences 0 374 375 while { [gets $file_a line] != $eof } { 376 if [regexp "^#.*$" $line] then { 377 continue 378 } else { 379 lappend list_a $line 380 } 381 } 382 close $file_a 383 384 while { [gets $file_b line] != $eof } { 385 if [regexp {\.text.* \.[^ ]*$} $line] then { 386 # Discard defined powerpc64 dot-symbols 387 continue 388 } else { 389 lappend list_b $line 390 } 391 } 392 close $file_b 393 394 # Support empty files. 395 if { ![info exists list_a] } then { 396 if { ![info exists list_b] } then { 397 return 1 398 } 399 verbose -log "\t$tmpdir/objdump.out: $list_b" 400 return 0 401 } 402 403 for { set i 0 } { $i < [llength $list_b] } { incr i } { 404 set line_b [lindex $list_b $i] 405 406# The tests are rigged so that we should never export a symbol with the 407# word 'hide' in it. Thus we just search for it, and bail if we find it. 408 if [regexp "hide" $line_b] then { 409 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 410 411 return 0 412 } 413 414 verbose "\t$expectfile: $i: $line_b" 3 415 416 # We can't assume that the sort is consistent across 417 # systems, so we must check each regexp. When we find a 418 # regexp, we null it out, so we don't match it twice. 419 for { set j 0 } { $j < [llength $list_a] } { incr j } { 420 set line_a [lindex $list_a $j] 421 422 if [regexp $line_a $line_b] then { 423 lreplace $list_a $j $j "CAN NOT MATCH" 424 break 425 } 426 } 427 428 if { $j >= [llength $list_a] } { 429 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 430 431 return 0 432 } 433 } 434 435 if { [llength $list_a] != [llength $list_b] } { 436 verbose -log "Line count" 437 return 0 438 } 439 440 if $differences<1 then { 441 return 1 442 } 443 444 return 0 445 } else { 446 verbose -log "$exec_output" 447 return 0 448 } 449 450} 451 452# 453# objdump_versionstuff 454# Dump version definitions/references and make sure that it is sane. 455# 456proc objdump_versionstuff { objdump object expectfile } { 457 global VOBJDUMP_FLAGS 458 global version_output 459 global diff 460 global tmpdir 461 462 if {[which $objdump] == 0} then { 463 perror "$objdump does not exist" 464 return 0 465 } 466 467 if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" } 468 469 verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" 470 471 catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" exec_output 472 set exec_output [prune_warnings $exec_output] 473 if [string match "" $exec_output] then { 474 475 # It's OK if there are extra lines in the actual output; they 476 # may come from version information in libc. We require that 477 # every line in EXPECTFILE appear in the output in any order. 478 479 set f2 [open $expectfile r] 480 while { [gets $f2 l2] != -1 } { 481 if { ![regexp "^#.*$" $l2] } then { 482 set f1 [open $tmpdir/objdump.out r] 483 while { [gets $f1 l1] != -1 } { 484 if { [string match $l2 $l1] } then { 485 break 486 } 487 } 488 close $f1 489 490 if { ![string match $l2 $l1] } then { 491 verbose -log "Did not find \"$l2\"" 492 set f1 [open $tmpdir/objdump.out r] 493 while { [gets $f1 l1] != -1 } { 494 verbose -log $l1 495 } 496 close $f1 497 close $f2 498 return 0 499 } 500 } 501 } 502 close $f2 503 return 1 504 } else { 505 verbose -log "$exec_output" 506 return 0 507 } 508} 509 510proc build_binary { shared pic test source libname other mapfile verexp versymexp symexp ldargs } { 511 global ld 512 global srcdir 513 global subdir 514 global exec_output 515 global host_triplet 516 global tmpdir 517 global as 518 global as_options 519 global objdump 520 global CC 521 global CFLAGS 522 global script 523 524 if ![ld_compile "$CC -S $pic $CFLAGS" $srcdir/$subdir/$source $tmpdir/$libname.s] { 525 unresolved "$test" 526 return 527 } 528 529 if ![ld_assemble $as "$as_options $tmpdir/$libname.s" $tmpdir/$libname.o ] { 530 unresolved "$test" 531 return 532 } 533 534 set other_lib "" 535 if ![string match "" $other] then { 536 foreach o $other { 537 set other_lib "$other_lib $tmpdir/$o" 538 } 539 } 540 541 if [string match "" $mapfile] then { 542 set script_arg "" 543 } else { 544 set script_arg "$script $srcdir/$subdir/$mapfile" 545 } 546 547 if {![ld_simple_link $ld $tmpdir/$libname.so "$shared $tmpdir/$libname.o $other_lib $script_arg $ldargs"]} { 548 fail "$test" 549 return 550 } 551 552 if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]} { 553 fail "$test" 554 return 555 } 556 557 if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]} { 558 fail "$test" 559 return 560 } 561 562 if [string match "" $symexp] then { 563 if {![objdump_emptysymstuff $objdump $tmpdir/$libname.o ]} { 564 fail "$test" 565 return 566 } 567 } else { 568 if {![objdump_symstuff $objdump $tmpdir/$libname.o $srcdir/$subdir/$symexp ]} { 569 fail "$test" 570 return 571 } 572 } 573 574 pass $test 575 576} 577 578proc build_executable { test source libname other mapfile verexp versymexp symexp } { 579 build_binary "" "" $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 580} 581 582proc build_vers_lib_no_pic { test source libname other mapfile verexp versymexp symexp } { 583 global shared 584 # Make sure that PLT is used since PLT is expected. 585 global PLT_CFLAGS 586 build_binary $shared $PLT_CFLAGS $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 587} 588 589proc build_vers_lib_pic { test source libname other mapfile verexp versymexp symexp } { 590 global picflag 591 global shared 592 build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 593} 594 595proc build_vers_lib_pic_flags { test source libname other mapfile verexp versymexp symexp ldargs } { 596 global picflag 597 global shared 598 build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp $ldargs 599} 600 601proc test_ldfail { test flag source execname other mapfile whyfail } { 602 global srcdir 603 global subdir 604 global exec_output 605 global host_triplet 606 global tmpdir 607 global as 608 global as_options 609 global objdump 610 global CC 611 global CFLAGS 612 global script 613 614 if [string match "" $other] then { 615 set other_lib "" 616 } else { 617 set other_lib $tmpdir/$other 618 } 619 620 if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 621 unresolved "$test" 622 return 623 } 624 625 if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ] { 626 unresolved "$test" 627 return 628 } 629 630 verbose -log "This link should fail because of $whyfail" 631 632 if [string match "" $mapfile] then { 633 set script_arg "" 634 } else { 635 set script_arg "-Wl,$script $srcdir/$subdir/$mapfile" 636 } 637 638 if {![ld_simple_link $CC $tmpdir/$execname "$tmpdir/$execname.o $other_lib $script_arg"]} { 639 pass "$test" 640 return 641 } 642 fail "$test" 643} 644 645proc test_asfail { test flag source execname whyfail } { 646 global srcdir 647 global subdir 648 global tmpdir 649 global as 650 global CC 651 global CFLAGS 652 653 if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 654 unresolved "$test" 655 return 656 } 657 658 verbose -log "This assemble should fail because of $whyfail" 659 catch "exec $as -o $tmpdir/$execname.o $tmpdir/$execname.s" exec_output 660 set exec_output [prune_warnings $exec_output] 661 if [string match "" $exec_output] then { 662 fail "$test" 663 return 664 } 665 verbose -log "$exec_output" 666 pass "$test" 667} 668 669proc test_strip_vers_lib { test srclib libname verexp versymexp } { 670 global strip 671 global srcdir 672 global subdir 673 global exec_output 674 global host_triplet 675 global tmpdir 676 global objdump 677 678 verbose -log "cp $tmpdir/$srclib $tmpdir/$libname.so" 679 exec cp $tmpdir/$srclib $tmpdir/$libname.so 680 681 verbose -log "$strip $tmpdir/$libname.so" 682 catch "exec $strip $tmpdir/$libname.so" exec_output 683 if [string match "" $exec_output] then { 684 685# If strip went OK, then run the usual tests on the thing to make sure that 686# it is sane. 687 if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]} { 688 fail "$test" 689 return 690 } 691 692 if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]} { 693 fail "$test" 694 return 695 } 696 697 } else { 698 verbose -log "$exec_output" 699 fail "$test" 700 return 701 } 702 pass $test 703} 704 705 706proc build_exec { test source execname flags solibname verexp versymexp symexp } { 707 global srcdir 708 global subdir 709 global exec_output 710 global host_triplet 711 global tmpdir 712 global as 713 global as_options 714 global objdump 715 global CC 716 global CFLAGS 717 718 set shared "--shared --no-undefined-version" 719 set script --version-script 720 if ![ld_compile "$CC -S $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 721 unresolved "$test" 722 return 723 } 724 725 if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ] { 726 unresolved "$test" 727 return 728 } 729 730 if [string match "" $solibname] then { 731 set solibname_lib "" 732 } else { 733 set solibname_lib $tmpdir/$solibname 734 } 735 736 if {![ld_simple_link $CC $tmpdir/$execname "$flags $tmpdir/$execname.o $solibname_lib"]} { 737 fail "$test" 738 return 739 } 740 741 if [string match "" $verexp] then { 742# 743# Make sure we get nothing back. 744# 745 if {![objdump_emptyverstuff $objdump $tmpdir/$execname ]} { 746 fail "$test" 747 return 748 } 749 } else { 750 if {![objdump_versionstuff $objdump $tmpdir/$execname $srcdir/$subdir/$verexp ]} { 751 fail "$test" 752 return 753 } 754 } 755 756 if [string match "" $versymexp] then { 757 if {![objdump_emptydynsymstuff $objdump $tmpdir/$execname ]} { 758 fail "$test" 759 return 760 } 761 } else { 762 if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$versymexp ]} { 763 fail "$test" 764 return 765 } 766 } 767 768 if [string match "" $symexp] then { 769 if {![objdump_emptysymstuff $objdump $tmpdir/$execname.o ]} { 770 fail "$test" 771 return 772 } 773 } else { 774 if {![objdump_symstuff $objdump $tmpdir/$execname.o $srcdir/$subdir/$symexp ]} { 775 fail "$test" 776 return 777 } 778 } 779 780 pass $test 781} 782 783if { [istarget x86_64-*-linux*] \ 784 || [istarget arm*-*-*] \ 785 || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] ) } { 786 # x86_64, ARM and newer MIPS toolchains do not like non-pic shared libraries 787 set pic "yes" 788} else { 789 set pic "no" 790} 791 792# 793# Basic test - build a library with versioned symbols. 794# 795build_vers_lib_pic "vers1" vers1.c vers1 "" vers1.map vers1.ver vers1.dsym vers1.sym 796 797 798# 799# Test #2 - build a library, and link it against the library we built in step 800# 1. 801# 802build_vers_lib_pic "vers2" vers2.c vers2 vers1.so vers2.map vers2.ver vers2.dsym "" 803 804# 805# Test #3 - build an executable, and link it against vers1.so. 806# 807build_exec "vers3" vers3.c vers3 "-Wl,--no-as-needed" vers1.so vers3.ver vers3.dsym "" 808 809# 810# Test #4 - Make sure a version implicitly defined in an executable 811# causes a version node to be created. Verify this both with and without 812# --export-dynamic. 813# 814 815# This test fails on MIPS. On the MIPS we must put foo in the dynamic 816# symbol table, which the test does not expect. 817setup_xfail "mips*-*-*" 818build_exec "vers4" vers4.c vers4 "" "" "" "" vers4.sym 819 820build_exec "vers4a" vers4.c vers4a "-Wl,-export-dynamic" "" vers4a.ver vers4a.dsym vers4a.sym 821 822# Verify that --no-export-dynamic undoes the effect of --export-dynamic. 823setup_xfail "mips*-*-*" 824build_exec "vers4b" vers4.c vers4b "-Wl,-export-dynamic -Wl,--no-export-dynamic" "" "" "" vers4.sym 825 826 827# 828# Try multiple definitions foo@BAR and foo@@BAR and make sure the linker 829# complains. 830# 831test_ldfail "vers5" "" vers5.c vers5 "" "" "multiple definition of foo@VERS_1.2" 832 833# 834# 835# Now build a test that should reference a bunch of versioned symbols. 836# All of them should be correctly referenced. 837# 838build_exec "vers6" vers6.c vers6 "-Wl,--no-as-needed" vers1.so vers6.ver vers6.dsym vers6.sym 839 840# 841# Another test to verify that something made local via 'local' is truly not 842# accessible. 843# 844if [string match "yes" $pic] then { 845 xfail "vers7a" 846 xfail "vers7" 847} else { 848 build_vers_lib_no_pic "vers7a" vers7a.c vers7a "" vers7.map vers7a.ver vers7a.dsym vers7a.sym 849 850 test_ldfail "vers7" "" vers7.c vers7 vers7a.so "" "undefined reference to hide_a" 851} 852 853 854# 855# This test is designed to verify that we can pass a linker script on the 856# command line as if it were a normal .o file. 857# 858catch "exec cp $srcdir/$subdir/vers8.map $tmpdir/" ignore_output 859build_vers_lib_pic "vers8" vers1.c vers8 vers8.map "" vers8.ver vers1.dsym vers1.sym 860 861# 862# This test tries to make sure that version references to versioned symbols 863# don't collide with default definitions with the same symbol. 864# 865build_exec "vers9" vers9.c vers9 "-Wl,-export-dynamic" "" vers9.ver vers9.dsym vers9.sym 866 867 868# 869# Try and use a non-existant version node. The linker should fail with 870# an error message. 871# 872test_ldfail "vers10" "-DDO_TEST10" vers1.c vers10 "" "vers1.map --shared" "invalid version" 873 874# 875# Try and some things the assembler should complain about. 876# 877test_asfail "vers11" "-DDO_TEST11" vers1.c vers11 "no @ in symver" 878 879test_asfail "vers12" "-DDO_TEST12" vers1.c vers12 "extern version definition" 880 881# 882# Put a shared library in an archive library, and make sure the global 883# archive symbol table is sane. 884# 885test_ar "ar with versioned solib" vers13.a vers1.so vers13.asym 886 887# 888# Strip a shared library, and make sure we didn't screw something up in there. 889# 890test_strip_vers_lib "vers14" vers1.so vers14 vers1.ver vers1.dsym 891 892 893# 894# Build another test with some versioned symbols. Here we are going to 895# try and override something from the library, and we shouldn't get 896# any errors. 897# 898build_exec "vers15" vers15.c vers15 "-Wl,--no-as-needed" vers1.so vers15.ver vers15.dsym vers15.sym 899 900# 901# Test that when we override a versioned symbol from the library this 902# symbol appears in the dynamic symbol table of the executable. 903# 904build_vers_lib_pic "vers16a" vers16a.c vers16a "" vers16.map vers16a.ver vers16a.dsym "" 905build_exec "vers16" vers16.c vers16 "-Wl,--no-as-needed" vers16a.so "" vers16.dsym "" 906 907# Test a weak versioned symbol. 908build_vers_lib_pic "vers17" vers17.c vers17 "" vers17.map vers17.ver vers17.dsym "" 909build_vers_lib_pic "vers18" vers18.c vers18 vers17.so vers18.map vers18.ver vers18.dsym vers18.sym 910build_exec "vers19" vers19.c vers19 "-Wl,-rpath,. -Wl,-rpath-link,--no-as-needed" vers18.so vers19.ver vers19.dsym "" 911 912build_vers_lib_no_pic "vers20a" vers20.c vers20a "" vers20.map vers20a.ver vers20.dsym "" 913exec cp $tmpdir/vers20a.so $tmpdir/vers20b.so 914build_vers_lib_no_pic "vers20" vers20.c vers20 "vers20a.so vers20b.so" vers20.map vers20.ver vers20.dsym "" 915 916# Test .symver override. 917build_vers_lib_pic "vers21" vers21.c vers21 "" vers21.map vers21.ver vers21.dsym vers21.sym 918 919# Test moving default definition from one DSO to another. 920build_vers_lib_pic "vers22a" vers22a.c vers22a "" vers22.map vers22a.ver vers22a.dsym vers22a.sym 921build_vers_lib_pic "vers22b" vers22b.c vers22b "" vers22.map vers22b.ver vers22b.dsym "" 922build_vers_lib_pic "vers22" vers22.c vers22 "vers22a.so vers22b.so" "" vers22.ver vers22.dsym "" 923 924# Test versioned definitions in different files. 925if [string match "yes" $pic] then { 926 xfail "vers23a" 927 xfail "vers23b" 928 xfail "vers23c" 929 xfail "vers23d" 930 xfail "vers23" 931} else { 932 build_vers_lib_no_pic "vers23a" vers23a.c vers23a "" vers23a.map vers23a.ver vers23a.dsym vers23a.sym 933 build_vers_lib_no_pic "vers23b" vers23b.c vers23b "" vers23b.map vers23b.ver vers23b.dsym "" 934 build_vers_lib_no_pic "vers23c" vers23b.c vers23c "vers23a.so" vers23b.map vers23c.ver vers23b.dsym "" 935 build_exec "vers23d" vers23.c vers23d "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23c.so" "" vers23.ver vers23d.dsym "" 936 build_exec "vers23" vers23.c vers23 "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23b.o tmpdir/vers23b.so" "" vers23.ver vers23.dsym "" 937} 938 939# Test .symver x,x@VERS.0 940set as_pic_flags "" 941if [istarget sparc*-*-*] { 942 set as_pic_flags "-K PIC" 943} 944run_ld_link_tests [list "\"vers24a\" 945 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 946 \"$as_pic_flags $as_options\" {vers24a.c vers24b.c} { { readelf -Wrs vers24.rd } } 947 \"libvers24a.so\" \"-fpic\""] 948run_ld_link_tests [list "\"vers24b\" 949 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 950 \"$as_pic_flags $as_options\" {vers24b.c vers24a.c} { { readelf -Wrs vers24.rd } } 951 \"libvers24b.so\" \"-fpic\""] 952run_ld_link_tests [list "\"vers24c\" 953 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 954 \"$as_pic_flags $as_options\" {vers24c.c} { { readelf -Wrs vers24.rd } } 955 \"libvers24c.so\" \"-fpic\""] 956 957# Test versioned definition vs. normal definition in different files. 958if [string match "yes" $pic] then { 959 xfail "vers25a" 960 xfail "vers25b1" 961 xfail "vers25b2" 962} else { 963 build_vers_lib_no_pic "vers25a" vers25a.c vers25a "" vers25a.map vers25a.ver vers25a.dsym "" 964 build_vers_lib_no_pic "vers25b1" vers25b.c vers25b1 "vers25a.o vers25a.so" "" vers25b.ver vers25b.dsym "" 965 build_vers_lib_no_pic "vers25b2" vers25b.c vers25b2 "vers25a.so vers25a.o" "" vers25b.ver vers25b.dsym "" 966} 967 968build_vers_lib_pic "vers26a" vers26a.c vers26a "" vers26a.map vers26a.ver vers26a.dsym "" 969build_vers_lib_pic "vers26b1" vers26b.c vers26b1 "" "" vers26b.ver vers26b.dsym "" 970build_vers_lib_pic "vers26b2" vers26b.c vers26b2 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym "" 971if [string match "yes" $pic] then { 972 xfail "vers26b3" 973} else { 974 build_vers_lib_no_pic "vers26b3" vers26b.c vers26b3 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym "" 975} 976 977# Test versioned definition vs. hidden definition in different files. 978if [string match "yes" $pic] then { 979 xfail "vers27a" 980 xfail "vers27b" 981 xfail "vers27c1" 982 xfail "vers27c2" 983 xfail "vers27d1" 984 xfail "vers27d2" 985 xfail "vers27d3" 986 xfail "vers27d4" 987 xfail "vers27d5" 988} else { 989 build_vers_lib_no_pic "vers27a" vers27a.c vers27a "" vers27a.map vers27a.ver vers27a.dsym "" 990 build_vers_lib_no_pic "vers27b" vers27b.c vers27b "" "" vers27b.ver vers27b.dsym "" 991 build_vers_lib_no_pic "vers27c1" vers27c.c vers27c1 "vers27b.o vers27a.so" "" vers27c.ver vers27c.dsym "" 992 build_vers_lib_no_pic "vers27c2" vers27c.c vers27c2 "vers27a.so vers27b.o" "" vers27c.ver vers27c.dsym "" 993 build_vers_lib_pic "vers27d1" vers27d1.c vers27d1 "" vers27a.map vers27d.ver vers27d.dsym vers27d.sym 994 build_vers_lib_pic "vers27d2" vers27d2.c vers27d2 "" "" vers27b.ver vers27b.dsym "" 995 build_executable "vers27d3" vers27d3.c vers27d3 "vers27b.o vers27d2.so vers27d1.so" "" vers27b.ver vers27b.dsym "" 996 build_vers_lib_pic "vers27d4" vers27d2.c vers27d4 "vers27a.so" "" vers27d4.ver vers27d4.dsym "" 997 build_executable "vers27d5" vers27d3.c vers27d5 "vers27d4.so vers27b.o vers27a.so" "" vers27b.ver vers27b.dsym "" 998} 999 1000# Test weak versioned definition vs. strong definition in different 1001# files. 1002build_vers_lib_pic "vers28a" vers28a.c vers28a "" "" vers28a.ver vers28a.dsym "" 1003build_vers_lib_pic "vers28b" vers28b.c vers28b "" vers28b.map vers28b.ver vers28b.dsym "" 1004build_vers_lib_pic "vers28c" vers28c.c vers28c "vers28b.so vers28a.so" "" vers28c.ver vers28c.dsym "" 1005build_vers_lib_pic_flags "vers29" vers29.c vers29 "" "" vers29.ver vers29.dsym "" "--default-symver" 1006 1007# Test #30 - test handling of symbol names global, local and extern in the 1008# version script. 1009build_vers_lib_pic "vers30" vers30.c vers30 "" vers30.map vers30.ver vers30.dsym "" 1010 1011# Test #31 -- quoted strings in version sections. 1012build_vers_lib_pic "vers31" vers31.c vers31 "" vers31.map vers31.ver vers31.dsym "" 1013 1014# Test #32 -- linker --defsym 1015build_vers_lib_pic "vers32a" vers32a.c vers32a "" vers32.map vers32a.ver vers32a.dsym "" 1016build_vers_lib_pic_flags "vers32b" vers32b.c vers32b "vers32a.so" vers32.map vers32b.ver vers32b.dsym "" "--defsym foo=0" 1017