1 # Expect script for ld-version tests 2 # Copyright (C) 1997-2014 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 (at) andante.jic.com) 22 23 # 24 25 # This test can only be run if ld generates native executables. 26 if ![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. 31 if { ![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 60 if { [istarget *-*-linux*aout*] 61 || [istarget *-*-linux*oldld*] } { 62 return 63 } 64 65 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } { 66 return 67 } 68 69 set diff diff 70 set tmpdir tmpdir 71 set VOBJDUMP_FLAGS --private-headers 72 set DOBJDUMP_FLAGS --dynamic-syms 73 set SOBJDUMP_FLAGS --syms 74 set shared "--shared --no-undefined-version" 75 set 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. 79 if { [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 } 101 102 case $target_triplet in { 103 { ia64-*-* } { set as_options "-x" } 104 { sparc-*-* } { set as_options "-Av9a" } 105 default { set as_options "" } 106 } 107 108 proc test_ar { test lib object expect } { 109 global ar 110 global nm 111 global tmpdir 112 global srcdir 113 global subdir 114 global diff 115 116 verbose -log "$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 "$test" 122 return 123 } 124 125 verbose -log "$nm --print-armap $tmpdir/$lib | grep \" in \" | egrep \"VERS\\|bar\\|foo\" | sort > $tmpdir/nm.out" 126 127 catch "exec $nm --print-armap $tmpdir/$lib | grep \\\ in\\\ | egrep VERS\\\|bar\\\|foo | sort > $tmpdir/nm.out" 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 "$test" 142 } 143 } 144 145 # 146 # objdump_emptysymstuff 147 # Check non-dynamic symbols and make sure there are none with '@'. 148 # 149 proc objdump_emptysymstuff { objdump object } { 150 global SOBJDUMP_FLAGS 151 global version_output 152 global diff 153 154 if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" } 155 156 verbose -log "$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 # 176 proc 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 # 204 proc 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 # 240 proc 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 verbose -log "$objdump $SOBJDUMP_FLAGS $object | grep \@ | sort -k 6 > $tmpdir/objdump.out" 249 250 catch "exec $objdump $SOBJDUMP_FLAGS $object | grep \@ | sort -k 6 > $tmpdir/objdump.out" 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] != $eof } { 289 if [regexp "^#.*$" $line] then { 290 continue 291 } else { 292 lappend list_b $line 293 } 294 } 295 close $file_b 296 297 for { set i 0 } { $i < [llength $list_a] } { incr i } { 298 set line_a [lindex $list_a $i] 299 set line_b [lindex $list_b $i] 300 301 302 verbose "\t$expectfile: $i: $line_a" 3 303 verbose "\t/tmp/objdump.out: $i: $line_b" 3 304 if [regexp $line_a $line_b] then { 305 continue 306 } else { 307 verbose -log "\t$expectfile: $i: $line_a" 308 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 309 310 return 0 311 } 312 } 313 314 if { [llength $list_a] != [llength $list_b] } { 315 verbose -log "Line count" 316 return 0 317 } 318 319 if $differences<1 then { 320 return 1 321 } 322 323 return 0 324 } else { 325 verbose -log "$exec_output" 326 return 0 327 } 328 329 } 330 331 # 332 # objdump_dymsymstuff 333 # Dump dynamic symbol stuff and make sure that it is sane. 334 # 335 proc objdump_dynsymstuff { objdump object expectfile } { 336 global DOBJDUMP_FLAGS 337 global version_output 338 global diff 339 global tmpdir 340 341 if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" } 342 343 verbose -log "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out" 344 345 catch "exec $objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out" exec_output 346 set exec_output [prune_warnings $exec_output] 347 if [string match "" $exec_output] then { 348 349 # Now do a line-by-line comparison to effectively diff the darned things 350 # The stuff coming from the expectfile is actually a regex, so we can 351 # skip over the actual addresses and so forth. This is currently very 352 # simpleminded - it expects a one-to-one correspondence in terms of line 353 # numbers. 354 355 if [file exists $expectfile] then { 356 set file_a [open $expectfile r] 357 } else { 358 warning "$expectfile doesn't exist" 359 return 0 360 } 361 362 if [file exists $tmpdir/objdump.out] then { 363 set file_b [open $tmpdir/objdump.out r] 364 } else { 365 fail "$tmpdir/objdump.out doesn't exist" 366 return 0 367 } 368 369 verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2 370 371 set eof -1 372 set differences 0 373 374 while { [gets $file_a line] != $eof } { 375 if [regexp "^#.*$" $line] then { 376 continue 377 } else { 378 lappend list_a $line 379 } 380 } 381 close $file_a 382 383 while { [gets $file_b line] != $eof } { 384 if [regexp "^#.*$" $line] then { 385 continue 386 } else { 387 lappend list_b $line 388 } 389 } 390 close $file_b 391 392 # Support empty files. 393 if { ![info exists list_a] && ![info exists list_b] } then { 394 return 1 395 } 396 397 for { set i 0 } { $i < [llength $list_b] } { incr i } { 398 set line_b [lindex $list_b $i] 399 400 # The tests are rigged so that we should never export a symbol with the 401 # word 'hide' in it. Thus we just search for it, and bail if we find it. 402 if [regexp "hide" $line_b] then { 403 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 404 405 return 0 406 } 407 408 verbose "\t$expectfile: $i: $line_b" 3 409 410 # We can't assume that the sort is consistent across 411 # systems, so we must check each regexp. When we find a 412 # regexp, we null it out, so we don't match it twice. 413 for { set j 0 } { $j < [llength $list_a] } { incr j } { 414 set line_a [lindex $list_a $j] 415 416 if [regexp $line_a $line_b] then { 417 lreplace $list_a $j $j "CAN NOT MATCH" 418 break 419 } 420 } 421 422 if { $j >= [llength $list_a] } { 423 verbose -log "\t$tmpdir/objdump.out: $i: $line_b" 424 425 return 0 426 } 427 } 428 429 if { [llength $list_a] != [llength $list_b] } { 430 verbose -log "Line count" 431 return 0 432 } 433 434 if $differences<1 then { 435 return 1 436 } 437 438 return 0 439 } else { 440 verbose -log "$exec_output" 441 return 0 442 } 443 444 } 445 446 # 447 # objdump_versionstuff 448 # Dump version definitions/references and make sure that it is sane. 449 # 450 proc objdump_versionstuff { objdump object expectfile } { 451 global VOBJDUMP_FLAGS 452 global version_output 453 global diff 454 global tmpdir 455 456 if {[which $objdump] == 0} then { 457 perror "$objdump does not exist" 458 return 0 459 } 460 461 if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" } 462 463 verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" 464 465 catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" exec_output 466 set exec_output [prune_warnings $exec_output] 467 if [string match "" $exec_output] then { 468 469 # It's OK if there are extra lines in the actual output; they 470 # may come from version information in libc. We require that 471 # every line in EXPECTFILE appear in the output in any order. 472 473 set f2 [open $expectfile r] 474 while { [gets $f2 l2] != -1 } { 475 if { ![regexp "^#.*$" $l2] } then { 476 set f1 [open $tmpdir/objdump.out r] 477 while { [gets $f1 l1] != -1 } { 478 if { [string match $l2 $l1] } then { 479 break 480 } 481 } 482 close $f1 483 484 if { ![string match $l2 $l1] } then { 485 verbose -log "Did not find \"$l2\"" 486 set f1 [open $tmpdir/objdump.out r] 487 while { [gets $f1 l1] != -1 } { 488 verbose -log $l1 489 } 490 close $f1 491 close $f2 492 return 0 493 } 494 } 495 } 496 close $f2 497 return 1 498 } else { 499 verbose -log "$exec_output" 500 return 0 501 } 502 } 503 504 proc build_binary { shared pic test source libname other mapfile verexp versymexp symexp ldargs } { 505 global ld 506 global srcdir 507 global subdir 508 global exec_output 509 global host_triplet 510 global tmpdir 511 global as 512 global as_options 513 global objdump 514 global CC 515 global CFLAGS 516 global script 517 518 if ![ld_compile "$CC -S $pic $CFLAGS" $srcdir/$subdir/$source $tmpdir/$libname.s] { 519 unresolved "$test" 520 return 521 } 522 523 if ![ld_assemble $as "$as_options $tmpdir/$libname.s" $tmpdir/$libname.o ] { 524 unresolved "$test" 525 return 526 } 527 528 set other_lib "" 529 if ![string match "" $other] then { 530 foreach o $other { 531 set other_lib "$other_lib $tmpdir/$o" 532 } 533 } 534 535 if [string match "" $mapfile] then { 536 set script_arg "" 537 } else { 538 set script_arg "$script $srcdir/$subdir/$mapfile" 539 } 540 541 if {![ld_simple_link $ld $tmpdir/$libname.so "$shared $tmpdir/$libname.o $other_lib $script_arg $ldargs"]} { 542 fail "$test" 543 return 544 } 545 546 if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]} { 547 fail "$test" 548 return 549 } 550 551 if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]} { 552 fail "$test" 553 return 554 } 555 556 if [string match "" $symexp] then { 557 if {![objdump_emptysymstuff $objdump $tmpdir/$libname.o ]} { 558 fail "$test" 559 return 560 } 561 } else { 562 if {![objdump_symstuff $objdump $tmpdir/$libname.o $srcdir/$subdir/$symexp ]} { 563 fail "$test" 564 return 565 } 566 } 567 568 pass $test 569 570 } 571 572 proc build_executable { test source libname other mapfile verexp versymexp symexp } { 573 build_binary "" "" $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 574 } 575 576 proc build_vers_lib_no_pic { test source libname other mapfile verexp versymexp symexp } { 577 global shared 578 build_binary $shared "" $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 579 } 580 581 proc build_vers_lib_pic { test source libname other mapfile verexp versymexp symexp } { 582 global picflag 583 global shared 584 build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp "" 585 } 586 587 proc build_vers_lib_pic_flags { test source libname other mapfile verexp versymexp symexp ldargs } { 588 global picflag 589 global shared 590 build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp $ldargs 591 } 592 593 proc test_ldfail { test flag source execname other mapfile whyfail } { 594 global srcdir 595 global subdir 596 global exec_output 597 global host_triplet 598 global tmpdir 599 global as 600 global as_options 601 global objdump 602 global CC 603 global CFLAGS 604 global script 605 606 if [string match "" $other] then { 607 set other_lib "" 608 } else { 609 set other_lib $tmpdir/$other 610 } 611 612 if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 613 unresolved "$test" 614 return 615 } 616 617 if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ] { 618 unresolved "$test" 619 return 620 } 621 622 verbose -log "This link should fail because of $whyfail" 623 624 if [string match "" $mapfile] then { 625 set script_arg "" 626 } else { 627 set script_arg "-Wl,$script $srcdir/$subdir/$mapfile" 628 } 629 630 if {![ld_simple_link $CC $tmpdir/$execname "$tmpdir/$execname.o $other_lib $script_arg"]} { 631 pass "$test" 632 return 633 } 634 fail "$test" 635 } 636 637 proc test_asfail { test flag source execname whyfail } { 638 global srcdir 639 global subdir 640 global tmpdir 641 global as 642 global CC 643 global CFLAGS 644 645 if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 646 unresolved "$test" 647 return 648 } 649 650 verbose -log "This assemble should fail because of $whyfail" 651 catch "exec $as -o $tmpdir/$execname.o $tmpdir/$execname.s" exec_output 652 set exec_output [prune_warnings $exec_output] 653 if [string match "" $exec_output] then { 654 fail "$test" 655 return 656 } 657 verbose -log "$exec_output" 658 pass "$test" 659 } 660 661 proc test_strip_vers_lib { test srclib libname verexp versymexp } { 662 global strip 663 global srcdir 664 global subdir 665 global exec_output 666 global host_triplet 667 global tmpdir 668 global objdump 669 670 verbose -log "cp $tmpdir/$srclib $tmpdir/$libname.so" 671 exec cp $tmpdir/$srclib $tmpdir/$libname.so 672 673 verbose -log "$strip $tmpdir/$libname.so" 674 catch "exec $strip $tmpdir/$libname.so" exec_output 675 if [string match "" $exec_output] then { 676 677 # If strip went OK, then run the usual tests on the thing to make sure that 678 # it is sane. 679 if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]} { 680 fail "$test" 681 return 682 } 683 684 if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]} { 685 fail "$test" 686 return 687 } 688 689 } else { 690 verbose -log "$exec_output" 691 fail "$test" 692 return 693 } 694 pass $test 695 } 696 697 698 proc build_exec { test source execname flags solibname verexp versymexp symexp } { 699 global srcdir 700 global subdir 701 global exec_output 702 global host_triplet 703 global tmpdir 704 global as 705 global as_options 706 global objdump 707 global CC 708 global CFLAGS 709 710 set shared "--shared --no-undefined-version" 711 set script --version-script 712 if ![ld_compile "$CC -S $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s] { 713 unresolved "$test" 714 return 715 } 716 717 if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ] { 718 unresolved "$test" 719 return 720 } 721 722 if [string match "" $solibname] then { 723 set solibname_lib "" 724 } else { 725 set solibname_lib $tmpdir/$solibname 726 } 727 728 if {![ld_simple_link $CC $tmpdir/$execname "$flags $tmpdir/$execname.o $solibname_lib"]} { 729 fail "$test" 730 return 731 } 732 733 if [string match "" $verexp] then { 734 # 735 # Make sure we get nothing back. 736 # 737 if {![objdump_emptyverstuff $objdump $tmpdir/$execname ]} { 738 fail "$test" 739 return 740 } 741 } else { 742 if {![objdump_versionstuff $objdump $tmpdir/$execname $srcdir/$subdir/$verexp ]} { 743 fail "$test" 744 return 745 } 746 } 747 748 if [string match "" $versymexp] then { 749 if {![objdump_emptydynsymstuff $objdump $tmpdir/$execname ]} { 750 fail "$test" 751 return 752 } 753 } else { 754 if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$versymexp ]} { 755 fail "$test" 756 return 757 } 758 } 759 760 if [string match "" $symexp] then { 761 if {![objdump_emptysymstuff $objdump $tmpdir/$execname.o ]} { 762 fail "$test" 763 return 764 } 765 } else { 766 if {![objdump_symstuff $objdump $tmpdir/$execname.o $srcdir/$subdir/$symexp ]} { 767 fail "$test" 768 return 769 } 770 } 771 772 pass $test 773 } 774 775 if { [istarget x86_64-*-linux*] \ 776 || [istarget arm*-*-*] \ 777 || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] ) } { 778 # x86_64, ARM and newer MIPS toolchains do not like non-pic shared libraries 779 set pic "yes" 780 } else { 781 set pic "no" 782 } 783 784 # 785 # Basic test - build a library with versioned symbols. 786 # 787 build_vers_lib_pic "vers1" vers1.c vers1 "" vers1.map vers1.ver vers1.dsym vers1.sym 788 789 790 # 791 # Test #2 - build a library, and link it against the library we built in step 792 # 1. 793 # 794 build_vers_lib_pic "vers2" vers2.c vers2 vers1.so vers2.map vers2.ver vers2.dsym "" 795 796 # 797 # Test #3 - build an executable, and link it against vers1.so. 798 # 799 build_exec "vers3" vers3.c vers3 "-Wl,--no-as-needed" vers1.so vers3.ver vers3.dsym "" 800 801 # 802 # Test #4 - Make sure a version implicitly defined in an executable 803 # causes a version node to be created. Verify this both with and without 804 # --export-dynamic. 805 # 806 807 # This test fails on MIPS. On the MIPS we must put foo in the dynamic 808 # symbol table, which the test does not expect. 809 setup_xfail "mips*-*-*" 810 build_exec "vers4" vers4.c vers4 "" "" "" "" vers4.sym 811 812 build_exec "vers4a" vers4.c vers4a "-Wl,-export-dynamic" "" vers4a.ver vers4a.dsym vers4a.sym 813 814 # Verify that --no-export-dynamic undoes the effect of --export-dynamic. 815 setup_xfail "mips*-*-*" 816 build_exec "vers4b" vers4.c vers4b "-Wl,-export-dynamic -Wl,--no-export-dynamic" "" "" "" vers4.sym 817 818 819 # 820 # Try multiple definitions foo@BAR and foo@@BAR and make sure the linker 821 # complains. 822 # 823 test_ldfail "vers5" "" vers5.c vers5 "" "" "multiple definition of foo (at) VERS_1.2" 824 825 # 826 # 827 # Now build a test that should reference a bunch of versioned symbols. 828 # All of them should be correctly referenced. 829 # 830 build_exec "vers6" vers6.c vers6 "-Wl,--no-as-needed" vers1.so vers6.ver vers6.dsym vers6.sym 831 832 # 833 # Another test to verify that something made local via 'local' is truly not 834 # accessible. 835 # 836 if [string match "yes" $pic] then { 837 xfail "vers7a" 838 xfail "vers7" 839 } else { 840 build_vers_lib_no_pic "vers7a" vers7a.c vers7a "" vers7.map vers7a.ver vers7a.dsym vers7a.sym 841 842 test_ldfail "vers7" "" vers7.c vers7 vers7a.so "" "undefined reference to hide_a" 843 } 844 845 846 # 847 # This test is designed to verify that we can pass a linker script on the 848 # command line as if it were a normal .o file. 849 # 850 catch "exec cp $srcdir/$subdir/vers8.map $tmpdir/" ignore_output 851 build_vers_lib_pic "vers8" vers1.c vers8 vers8.map "" vers8.ver vers1.dsym vers1.sym 852 853 # 854 # This test tries to make sure that version references to versioned symbols 855 # don't collide with default definitions with the same symbol. 856 # 857 build_exec "vers9" vers9.c vers9 "-Wl,-export-dynamic" "" vers9.ver vers9.dsym vers9.sym 858 859 860 # 861 # Try and use a non-existant version node. The linker should fail with 862 # an error message. 863 # 864 test_ldfail "vers10" "-DDO_TEST10" vers1.c vers10 "" "vers1.map --shared" "invalid version" 865 866 # 867 # Try and some things the assembler should complain about. 868 # 869 test_asfail "vers11" "-DDO_TEST11" vers1.c vers11 "no @ in symver" 870 871 test_asfail "vers12" "-DDO_TEST12" vers1.c vers12 "extern version definition" 872 873 # 874 # Put a shared library in an archive library, and make sure the global 875 # archive symbol table is sane. 876 # 877 test_ar "ar with versioned solib" vers13.a vers1.so vers13.asym 878 879 # 880 # Strip a shared library, and make sure we didn't screw something up in there. 881 # 882 test_strip_vers_lib "vers14" vers1.so vers14 vers1.ver vers1.dsym 883 884 885 # 886 # Build another test with some versioned symbols. Here we are going to 887 # try and override something from the library, and we shouldn't get 888 # any errors. 889 # 890 build_exec "vers15" vers15.c vers15 "-Wl,--no-as-needed" vers1.so vers15.ver vers15.dsym vers15.sym 891 892 # 893 # Test that when we override a versioned symbol from the library this 894 # symbol appears in the dynamic symbol table of the executable. 895 # 896 build_vers_lib_pic "vers16a" vers16a.c vers16a "" vers16.map vers16a.ver vers16a.dsym "" 897 build_exec "vers16" vers16.c vers16 "-Wl,--no-as-needed" vers16a.so "" vers16.dsym "" 898 899 # Test a weak versioned symbol. 900 build_vers_lib_pic "vers17" vers17.c vers17 "" vers17.map vers17.ver vers17.dsym "" 901 build_vers_lib_pic "vers18" vers18.c vers18 vers17.so vers18.map vers18.ver vers18.dsym vers18.sym 902 build_exec "vers19" vers19.c vers19 "-Wl,-rpath,. -Wl,-rpath-link,--no-as-needed" vers18.so vers19.ver vers19.dsym "" 903 904 build_vers_lib_no_pic "vers20a" vers20.c vers20a "" vers20.map vers20a.ver vers20.dsym "" 905 exec cp $tmpdir/vers20a.so $tmpdir/vers20b.so 906 build_vers_lib_no_pic "vers20" vers20.c vers20 "vers20a.so vers20b.so" vers20.map vers20.ver vers20.dsym "" 907 908 # Test .symver override. 909 build_vers_lib_pic "vers21" vers21.c vers21 "" vers21.map vers21.ver vers21.dsym vers21.sym 910 911 # Test moving default definition from one DSO to another. 912 build_vers_lib_pic "vers22a" vers22a.c vers22a "" vers22.map vers22a.ver vers22a.dsym vers22a.sym 913 build_vers_lib_pic "vers22b" vers22b.c vers22b "" vers22.map vers22b.ver vers22b.dsym "" 914 build_vers_lib_pic "vers22" vers22.c vers22 "vers22a.so vers22b.so" "" vers22.ver vers22.dsym "" 915 916 # Test versioned definitions in different files. 917 if [string match "yes" $pic] then { 918 xfail "vers23a" 919 xfail "vers23b" 920 xfail "vers23c" 921 xfail "vers23d" 922 xfail "vers23" 923 } else { 924 build_vers_lib_no_pic "vers23a" vers23a.c vers23a "" vers23a.map vers23a.ver vers23a.dsym vers23a.sym 925 build_vers_lib_no_pic "vers23b" vers23b.c vers23b "" vers23b.map vers23b.ver vers23b.dsym "" 926 build_vers_lib_no_pic "vers23c" vers23b.c vers23c "vers23a.so" vers23b.map vers23c.ver vers23b.dsym "" 927 build_exec "vers23d" vers23.c vers23d "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23c.so" "" vers23.ver vers23d.dsym "" 928 build_exec "vers23" vers23.c vers23 "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23b.o tmpdir/vers23b.so" "" vers23.ver vers23.dsym "" 929 } 930 931 # Test .symver x,x (at) VERS.0 932 set as_pic_flags "" 933 if [istarget sparc*-*-*] { 934 set as_pic_flags "-K PIC" 935 } 936 run_ld_link_tests [list "\"vers24a\" 937 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 938 \"$as_pic_flags $as_options\" {vers24a.c vers24b.c} { { readelf -Wrs vers24.rd } } 939 \"libvers24a.so\" \"-fpic\""] 940 run_ld_link_tests [list "\"vers24b\" 941 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 942 \"$as_pic_flags $as_options\" {vers24b.c vers24a.c} { { readelf -Wrs vers24.rd } } 943 \"libvers24b.so\" \"-fpic\""] 944 run_ld_link_tests [list "\"vers24c\" 945 \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\" 946 \"$as_pic_flags $as_options\" {vers24c.c} { { readelf -Wrs vers24.rd } } 947 \"libvers24c.so\" \"-fpic\""] 948 949 # Test versioned definition vs. normal definition in different files. 950 if [string match "yes" $pic] then { 951 xfail "vers25a" 952 xfail "vers25b1" 953 xfail "vers25b2" 954 } else { 955 build_vers_lib_no_pic "vers25a" vers25a.c vers25a "" vers25a.map vers25a.ver vers25a.dsym "" 956 build_vers_lib_no_pic "vers25b1" vers25b.c vers25b1 "vers25a.o vers25a.so" "" vers25b.ver vers25b.dsym "" 957 build_vers_lib_no_pic "vers25b2" vers25b.c vers25b2 "vers25a.so vers25a.o" "" vers25b.ver vers25b.dsym "" 958 } 959 960 build_vers_lib_pic "vers26a" vers26a.c vers26a "" vers26a.map vers26a.ver vers26a.dsym "" 961 build_vers_lib_pic "vers26b1" vers26b.c vers26b1 "" "" vers26b.ver vers26b.dsym "" 962 build_vers_lib_pic "vers26b2" vers26b.c vers26b2 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym "" 963 if [string match "yes" $pic] then { 964 xfail "vers26b3" 965 } else { 966 build_vers_lib_no_pic "vers26b3" vers26b.c vers26b3 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym "" 967 } 968 969 # Test versioned definition vs. hidden definition in different files. 970 if [string match "yes" $pic] then { 971 xfail "vers27a" 972 xfail "vers27b" 973 xfail "vers27c1" 974 xfail "vers27c2" 975 xfail "vers27d1" 976 xfail "vers27d2" 977 xfail "vers27d3" 978 xfail "vers27d4" 979 xfail "vers27d5" 980 } else { 981 build_vers_lib_no_pic "vers27a" vers27a.c vers27a "" vers27a.map vers27a.ver vers27a.dsym "" 982 build_vers_lib_no_pic "vers27b" vers27b.c vers27b "" "" vers27b.ver vers27b.dsym "" 983 build_vers_lib_no_pic "vers27c1" vers27c.c vers27c1 "vers27b.o vers27a.so" "" vers27c.ver vers27c.dsym "" 984 build_vers_lib_no_pic "vers27c2" vers27c.c vers27c2 "vers27a.so vers27b.o" "" vers27c.ver vers27c.dsym "" 985 build_vers_lib_pic "vers27d1" vers27d1.c vers27d1 "" vers27a.map vers27d.ver vers27d.dsym vers27d.sym 986 build_vers_lib_pic "vers27d2" vers27d2.c vers27d2 "" "" vers27b.ver vers27b.dsym "" 987 build_executable "vers27d3" vers27d3.c vers27d3 "vers27b.o vers27d2.so vers27d1.so" "" vers27b.ver vers27b.dsym "" 988 build_vers_lib_pic "vers27d4" vers27d2.c vers27d4 "vers27a.so" "" vers27d4.ver vers27d4.dsym "" 989 build_executable "vers27d5" vers27d3.c vers27d5 "vers27d4.so vers27b.o vers27a.so" "" vers27b.ver vers27b.dsym "" 990 } 991 992 # Test weak versioned definition vs. strong definition in different 993 # files. 994 build_vers_lib_pic "vers28a" vers28a.c vers28a "" "" vers28a.ver vers28a.dsym "" 995 build_vers_lib_pic "vers28b" vers28b.c vers28b "" vers28b.map vers28b.ver vers28b.dsym "" 996 build_vers_lib_pic "vers28c" vers28c.c vers28c "vers28b.so vers28a.so" "" vers28c.ver vers28c.dsym "" 997 build_vers_lib_pic_flags "vers29" vers29.c vers29 "" "" vers29.ver vers29.dsym "" "--default-symver" 998 999 # Test #30 - test handling of symbol names global, local and extern in the 1000 # version script. 1001 build_vers_lib_pic "vers30" vers30.c vers30 "" vers30.map vers30.ver vers30.dsym "" 1002 1003 # Test #31 -- quoted strings in version sections. 1004 build_vers_lib_pic "vers31" vers31.c vers31 "" vers31.map vers31.ver vers31.dsym "" 1005 1006 # Test #32 -- linker --defsym 1007 build_vers_lib_pic "vers32a" vers32a.c vers32a "" vers32.map vers32a.ver vers32a.dsym "" 1008 build_vers_lib_pic_flags "vers32b" vers32b.c vers32b "vers32a.so" vers32.map vers32b.ver vers32b.dsym "" "--defsym foo=0" 1009