ld/testsuite/ld-elfvers/vers.exp

   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 # Check to see if the C compiler works
  26 if { [which $CC] == 0 } {
  27     return
  28 }
  29
  30 # This test can only be run on a couple of ELF platforms.
  31 # Square bracket expressions seem to confuse istarget.
  32 # This is similar to the test that is used in ld-shared, BTW.
  33 if { ![istarget hppa*64*-*-hpux*]
  34      && ![istarget hppa*-*-linux*]
  35      && ![istarget i?86-*-sysv4*]
  36      && ![istarget i?86-*-unixware]
  37      && ![istarget i?86-*-elf*]
  38      && ![istarget i?86-*-linux*]
  39      && ![istarget i?86-*-gnu*]
  40      && ![istarget i?86-*-nacl*]
  41      && ![istarget ia64-*-elf*]
  42      && ![istarget ia64-*-linux*]
  43      && ![istarget m68k-*-linux*]
  44      && ![istarget mips*-*-irix5*]
  45      && ![istarget powerpc*-*-elf*]
  46      && ![istarget powerpc*-*-linux*]
  47      && ![istarget powerpc*-*-sysv4*]
  48      && ![istarget sparc*-*-elf]
  49      && ![istarget sparc*-*-solaris2*]
  50      && ![istarget sparc*-*-linux*]
  51      && ![istarget aarch64*-*-linux*]
  52      && ![istarget arm*-*-linux*]
  53      && ![istarget mips*-*-linux*]
  54      && ![istarget alpha*-*-linux*]
  55      && ![istarget s390*-*-linux*]
  56      && ![istarget sh\[34\]*-*-linux*]
  57      && ![istarget x86_64-*-linux*]
  58      && ![istarget x86_64-*-nacl*] } {
  59     return
  60 }
  61
  62 if { [istarget *-*-linux*aout*]
  63      || [istarget *-*-linux*oldld*] } {
  64     return
  65 }
  66
  67 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
  68     return
  69 }
  70
  71 set diff diff
  72 set tmpdir tmpdir
  73 set VOBJDUMP_FLAGS --private-headers
  74 set DOBJDUMP_FLAGS --dynamic-syms
  75 set SOBJDUMP_FLAGS --syms
  76 set shared "--shared --no-undefined-version"
  77 set script --version-script
  78
  79 # Old version of GCC for MIPS default to enabling -fpic
  80 # and get confused if it is used on the command line.
  81 if { [istarget mips*-*-*] && ! [at_least_gcc_version 4 3] } then {
  82     set picflag ""
  83 } else {
  84     # Unfortunately, the gcc argument is -fpic and the cc argument is
  85     # -KPIC.  We have to try both.
  86     set picflag "-fpic"
  87     send_log "$CC $picflag\n"
  88     verbose "$CC $picflag"
  89     catch "exec $CC $picflag" exec_output
  90     send_log "$exec_output\n"
  91     verbose "--" "$exec_output"
  92     if { [string match "*illegal option*" $exec_output]
  93          || [string match "*option ignored*" $exec_output]
  94          || [string match "*unrecognized option*" $exec_output]
  95          || [string match "*passed to ld*" $exec_output] } {
  96         if [istarget *-*-sunos4*] {
  97             set picflag "-pic"
  98         } else {
  99             set picflag "-KPIC"
 100         }
 101     }
 102 }
 103
 104 case $target_triplet in {
 105     { ia64-*-* } { set as_options "-x" }
 106     { sparc-*-* } { set as_options "-Av9a" }
 107     default { set as_options "" }
 108 }
 109
 110 proc test_ar { test lib object expect } {
 111     global ar
 112     global nm
 113     global tmpdir
 114     global srcdir
 115     global subdir
 116     global diff
 117
 118     verbose -log "$ar -cr $tmpdir/$lib $tmpdir/$object"
 119     catch "exec $ar -cr $tmpdir/$lib $tmpdir/$object" exec_output
 120     set exec_output [prune_warnings $exec_output]
 121     if ![string match "" $exec_output] {
 122         verbose -log "$exec_output"
 123         unresolved "$test"
 124         return
 125     }
 126
 127     set cmd "$nm --print-armap $tmpdir/$lib | grep \\\ in\\\  | egrep VERS\\\|bar\\\|foo | grep -v ^\\\\. | sort > $tmpdir/nm.out"
 128     verbose -log $cmd
 129     catch "exec $cmd" exec_output
 130     if [string match "" $exec_output] then {
 131         catch "exec sort $srcdir/$subdir/$expect | $diff $tmpdir/nm.out -" exec_output
 132         set exec_output [prune_warnings $exec_output]
 133         if [string match "" $exec_output] then {
 134             pass $test
 135             return
 136         } else {
 137             verbose -log "$exec_output"
 138             fail "$test"
 139             return
 140         }
 141     } else {
 142         verbose -log "$exec_output"
 143         fail "$test"
 144     }
 145 }
 146
 147 #
 148 # objdump_emptysymstuff
 149 #       Check non-dynamic symbols and make sure there are none with '@'.
 150 #
 151 proc objdump_emptysymstuff { objdump object } {
 152     global SOBJDUMP_FLAGS
 153     global version_output
 154     global diff
 155
 156     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 157
 158     verbose -log "$objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p"
 159
 160     catch "exec $objdump $SOBJDUMP_FLAGS $object | sed -n /\@/p" exec_output
 161     set exec_output [prune_warnings $exec_output]
 162     if [string match "" $exec_output] then {
 163 # We shouldn't get anything here.
 164         return 1
 165     } else {
 166 # it is not normal to come here - we have no output to compare.
 167         verbose -log "$exec_output"
 168         verbose -log "objdump_emptysymstuff: did not expect any output from objdump"
 169         return 0
 170     }
 171
 172 }
 173
 174 #
 175 # objdump_emptydynsymstuff
 176 #       Check dynamic symbols and make sure there are none with '@'.
 177 #
 178 proc objdump_emptydynsymstuff { objdump object } {
 179     global DOBJDUMP_FLAGS
 180     global version_output
 181     global diff
 182
 183     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 184
 185     verbose -log "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p"
 186
 187     catch "exec $objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p" exec_output
 188     set exec_output [prune_warnings $exec_output]
 189     if [string match "" $exec_output] then {
 190 # We shouldn't get anything here.
 191         return 1
 192     } else { if [string match "*objdump: *: not a dynamic object" $exec_output] then {
 193         return 1
 194     } else {
 195 # it is not normal to come here - we have no output to compare.
 196         verbose -log "$exec_output"
 197         verbose -log "objdump_emptydynsymstuff: did not expect any output from objdump"
 198         return 0
 199     } }
 200 }
 201
 202 #
 203 # objdump_emptyverstuff
 204 #       Make sure there is no version information
 205 #
 206 proc objdump_emptyverstuff { objdump object } {
 207     global VOBJDUMP_FLAGS
 208     global version_output
 209     global diff
 210     global tmpdir
 211
 212     if {[which $objdump] == 0} then {
 213         perror "$objdump does not exist"
 214         return 0
 215     }
 216
 217     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 218
 219     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 220
 221     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p" exec_output
 222     set exec_output [prune_warnings $exec_output]
 223     if [string match "" $exec_output] then {
 224 # it is normal to fail here - we have no output to compare.
 225         return 1
 226     } else { if { [string match "*libc*" $exec_output] } then {
 227 # this probably means that there is version information in libc, so we
 228 # can't really perform this test.
 229         return 1
 230     } else {
 231         verbose -log "$exec_output"
 232         verbose -log "objdump_emptyverstuff: did not expect any output from objdump"
 233         return 0
 234     } }
 235
 236 }
 237
 238 #
 239 # objdump_symstuff
 240 #       Dump non-dynamic symbol stuff and make sure that it is sane.
 241 #
 242 proc objdump_symstuff { objdump object expectfile } {
 243     global SOBJDUMP_FLAGS
 244     global version_output
 245     global diff
 246     global tmpdir
 247
 248     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
 249
 250     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"
 251     verbose -log $cmd
 252     catch "exec $cmd" exec_output
 253     set exec_output [prune_warnings $exec_output]
 254     if [string match "" $exec_output] then {
 255
 256 # Now do a line-by-line comparison to effectively diff the darned things
 257 # The stuff coming from the expectfile is actually a regex, so we can
 258 # skip over the actual addresses and so forth.  This is currently very
 259 # simpleminded - it expects a one-to-one correspondence in terms of line
 260 # numbers.
 261
 262         if [file exists $expectfile] then {
 263             set file_a [open $expectfile r]
 264         } else {
 265             perror "$expectfile doesn't exist"
 266             return 0
 267         }
 268
 269         if [file exists $tmpdir/objdump.out] then {
 270             set file_b [open $tmpdir/objdump.out r]
 271         } else {
 272             perror "$tmpdir/objdump.out doesn't exist"
 273             return 0
 274         }
 275
 276         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 277
 278         set eof -1
 279         set differences 0
 280
 281         while { [gets $file_a line] != $eof } {
 282             if [regexp "^#.*$" $line] then {
 283                 continue
 284             } else {
 285                 lappend list_a $line
 286             }
 287         }
 288         close $file_a
 289
 290         while { [gets $file_b line] != $eof } {
 291             if [regexp {\.text.* \.[^ ]*$} $line] then {
 292                 # Discard defined powerpc64 dot-symbols
 293                 continue
 294             } else {
 295                 lappend list_b $line
 296             }
 297         }
 298         close $file_b
 299
 300         for { set i 0 } { $i < [llength $list_a] } { incr i } {
 301             set line_a [lindex $list_a $i]
 302             set line_b [lindex $list_b $i]
 303
 304
 305             verbose "\t$expectfile: $i: $line_a" 3
 306             verbose "\t/tmp/objdump.out: $i: $line_b" 3
 307             if [regexp $line_a $line_b] then {
 308                 continue
 309             } else {
 310                 verbose -log "\t$expectfile: $i: $line_a"
 311                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 312
 313                 return 0
 314             }
 315         }
 316
 317         if { [llength $list_a] != [llength $list_b] } {
 318             verbose -log "Line count"
 319             return 0
 320         }
 321
 322         if $differences<1 then {
 323             return 1
 324         }
 325
 326         return 0
 327     } else {
 328         verbose -log "$exec_output"
 329         return 0
 330     }
 331
 332 }
 333
 334 #
 335 # objdump_dymsymstuff
 336 #       Dump dynamic symbol stuff and make sure that it is sane.
 337 #
 338 proc objdump_dynsymstuff { objdump object expectfile } {
 339     global DOBJDUMP_FLAGS
 340     global version_output
 341     global diff
 342     global tmpdir
 343
 344     if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
 345
 346     set cmd "$objdump $DOBJDUMP_FLAGS $object | sed -n /VERS/p\\\;/show/p | sort | uniq > $tmpdir/objdump.out"
 347     verbose -log $cmd
 348     catch "exec $cmd" exec_output
 349     set exec_output [prune_warnings $exec_output]
 350     if [string match "" $exec_output] then {
 351
 352 # Now do a line-by-line comparison to effectively diff the darned things
 353 # The stuff coming from the expectfile is actually a regex, so we can
 354 # skip over the actual addresses and so forth.  This is currently very
 355 # simpleminded - it expects a one-to-one correspondence in terms of line
 356 # numbers.
 357
 358         if [file exists $expectfile] then {
 359             set file_a [open $expectfile r]
 360         } else {
 361             warning "$expectfile doesn't exist"
 362             return 0
 363         }
 364
 365         if [file exists $tmpdir/objdump.out] then {
 366             set file_b [open $tmpdir/objdump.out r]
 367         } else {
 368             fail "$tmpdir/objdump.out doesn't exist"
 369             return 0
 370         }
 371
 372         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 373
 374         set eof -1
 375         set differences 0
 376
 377         while { [gets $file_a line] != $eof } {
 378             if [regexp "^#.*$" $line] then {
 379                 continue
 380             } else {
 381                 lappend list_a $line
 382             }
 383         }
 384         close $file_a
 385
 386         while { [gets $file_b line] != $eof } {
 387             if [regexp {\.text.* \.[^ ]*$} $line] then {
 388                 # Discard defined powerpc64 dot-symbols
 389                 continue
 390             } else {
 391                 lappend list_b $line
 392             }
 393         }
 394         close $file_b
 395
 396         # Support empty files.
 397         if { ![info exists list_a] } then {
 398             if { ![info exists list_b] } then {
 399                 return 1
 400             }
 401             verbose -log "\t$tmpdir/objdump.out: $list_b"
 402             return 0
 403         }
 404
 405         for { set i 0 } { $i < [llength $list_b] } { incr i } {
 406             set line_b [lindex $list_b $i]
 407
 408 # The tests are rigged so that we should never export a symbol with the
 409 # word 'hide' in it.  Thus we just search for it, and bail if we find it.
 410             if [regexp "hide" $line_b] then {
 411                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 412
 413                 return 0
 414             }
 415
 416             verbose "\t$expectfile: $i: $line_b" 3
 417
 418             # We can't assume that the sort is consistent across
 419             # systems, so we must check each regexp.  When we find a
 420             # regexp, we null it out, so we don't match it twice.
 421             for { set j 0 } { $j < [llength $list_a] } { incr j } {
 422                 set line_a [lindex $list_a $j]
 423
 424                 if [regexp $line_a $line_b] then {
 425                     lreplace $list_a $j $j "CAN NOT MATCH"
 426                     break
 427                 }
 428             }
 429
 430             if { $j >= [llength $list_a] } {
 431                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 432
 433                 return 0
 434             }
 435         }
 436
 437         if { [llength $list_a] != [llength $list_b] } {
 438             verbose -log "Line count"
 439             return 0
 440         }
 441
 442         if $differences<1 then {
 443             return 1
 444         }
 445
 446         return 0
 447     } else {
 448         verbose -log "$exec_output"
 449         return 0
 450     }
 451
 452 }
 453
 454 #
 455 # objdump_versionstuff
 456 #       Dump version definitions/references and make sure that it is sane.
 457 #
 458 proc objdump_versionstuff { objdump object expectfile } {
 459     global VOBJDUMP_FLAGS
 460     global version_output
 461     global diff
 462     global tmpdir
 463
 464     if {[which $objdump] == 0} then {
 465         perror "$objdump does not exist"
 466         return 0
 467     }
 468
 469     if ![info exists VOBJDUMP_FLAGS] { set VOBJDUMP_FLAGS "" }
 470
 471     verbose -log "$objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out"
 472
 473     catch "exec $objdump $VOBJDUMP_FLAGS $object | sed -n /Version/,\\\$p > $tmpdir/objdump.out" exec_output
 474     set exec_output [prune_warnings $exec_output]
 475     if [string match "" $exec_output] then {
 476
 477         # It's OK if there are extra lines in the actual output; they
 478         # may come from version information in libc.  We require that
 479         # every line in EXPECTFILE appear in the output in any order.
 480
 481         set f2 [open $expectfile r]
 482         while { [gets $f2 l2] != -1 } {
 483             if { ![regexp "^#.*$" $l2] } then {
 484                 set f1 [open $tmpdir/objdump.out r]
 485                 while { [gets $f1 l1] != -1 } {
 486                     if { [string match $l2 $l1] } then {
 487                         break
 488                     }
 489                 }
 490                 close $f1
 491
 492                 if { ![string match $l2 $l1] } then {
 493                     verbose -log "Did not find \"$l2\""
 494                     set f1 [open $tmpdir/objdump.out r]
 495                     while { [gets $f1 l1] != -1 } {
 496                         verbose -log $l1
 497                     }
 498                     close $f1
 499                     close $f2
 500                     return 0
 501                 }
 502             }
 503         }
 504         close $f2
 505         return 1
 506     } else {
 507         verbose -log "$exec_output"
 508         return 0
 509     }
 510 }
 511
 512 proc build_binary { shared pic test source libname other mapfile verexp versymexp symexp ldargs } {
 513     global ld
 514     global srcdir
 515     global subdir
 516     global exec_output
 517     global host_triplet
 518     global tmpdir
 519     global as
 520     global as_options
 521     global objdump
 522     global CC
 523     global CFLAGS
 524     global script
 525
 526     if ![ld_compile "$CC -S $pic $CFLAGS" $srcdir/$subdir/$source $tmpdir/$libname.s]     {
 527         unresolved "$test"
 528         return
 529     }
 530
 531     if ![ld_assemble $as "$as_options $tmpdir/$libname.s" $tmpdir/$libname.o ]     {
 532         unresolved "$test"
 533         return
 534     }
 535
 536     set other_lib ""
 537     if ![string match "" $other] then {
 538         foreach o $other {
 539             set other_lib "$other_lib $tmpdir/$o"
 540         }
 541     }
 542
 543     if [string match "" $mapfile] then {
 544         set script_arg ""
 545     } else {
 546         set script_arg "$script $srcdir/$subdir/$mapfile"
 547     }
 548
 549     if {![ld_link $ld $tmpdir/$libname.so "$shared $tmpdir/$libname.o $other_lib $script_arg $ldargs"]}     {
 550         fail "$test"
 551         return
 552     }
 553
 554     if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 555         fail "$test"
 556         return
 557     }
 558
 559     if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 560         fail "$test"
 561         return
 562     }
 563
 564     if [string match "" $symexp] then {
 565         if {![objdump_emptysymstuff $objdump $tmpdir/$libname.o ]}     {
 566             fail "$test"
 567             return
 568         }
 569     } else {
 570         if {![objdump_symstuff $objdump $tmpdir/$libname.o $srcdir/$subdir/$symexp ]}     {
 571             fail "$test"
 572             return
 573         }
 574     }
 575
 576     pass $test
 577
 578 }
 579
 580 proc build_executable { test source libname other mapfile verexp versymexp symexp } {
 581   build_binary "" "" $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 582 }
 583
 584 proc build_vers_lib_no_pic { test source libname other mapfile verexp versymexp symexp } {
 585   global shared
 586   # Make sure that PLT is used since PLT is expected.
 587   global PLT_CFLAGS
 588   build_binary $shared $PLT_CFLAGS $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 589 }
 590
 591 proc build_vers_lib_pic { test source libname other mapfile verexp versymexp symexp } {
 592   global picflag
 593   global shared
 594   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp ""
 595 }
 596
 597 proc build_vers_lib_pic_flags { test source libname other mapfile verexp versymexp symexp ldargs } {
 598   global picflag
 599   global shared
 600   build_binary $shared $picflag $test $source $libname $other $mapfile $verexp $versymexp $symexp $ldargs
 601 }
 602
 603 proc test_ldfail { test flag source execname other mapfile whyfail } {
 604     global srcdir
 605     global subdir
 606     global exec_output
 607     global host_triplet
 608     global tmpdir
 609     global as
 610     global as_options
 611     global objdump
 612     global CC
 613     global CFLAGS
 614     global script
 615
 616     if [string match "" $other] then {
 617         set other_lib ""
 618     } else {
 619         set other_lib $tmpdir/$other
 620     }
 621
 622     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 623         unresolved "$test"
 624         return
 625     }
 626
 627     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 628         unresolved "$test"
 629         return
 630     }
 631
 632     verbose -log "This link should fail because of $whyfail"
 633
 634     if [string match "" $mapfile] then {
 635         set script_arg ""
 636     } else {
 637         set script_arg "-Wl,$script $srcdir/$subdir/$mapfile"
 638     }
 639
 640     if {![ld_link $CC $tmpdir/$execname "$tmpdir/$execname.o $other_lib $script_arg"]}     {
 641         pass "$test"
 642         return
 643     }
 644     fail "$test"
 645 }
 646
 647 proc test_asfail { test flag source execname whyfail } {
 648     global srcdir
 649     global subdir
 650     global tmpdir
 651     global as
 652     global CC
 653     global CFLAGS
 654
 655     if ![ld_compile "$CC -S $flag $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 656         unresolved "$test"
 657         return
 658     }
 659
 660     verbose -log "This assemble should fail because of $whyfail"
 661     catch "exec $as -o $tmpdir/$execname.o $tmpdir/$execname.s" exec_output
 662     set exec_output [prune_warnings $exec_output]
 663     if [string match "" $exec_output] then {
 664         fail "$test"
 665         return
 666     }
 667     verbose -log "$exec_output"
 668     pass "$test"
 669 }
 670
 671 proc test_strip_vers_lib { test srclib libname verexp versymexp } {
 672     global strip
 673     global srcdir
 674     global subdir
 675     global exec_output
 676     global host_triplet
 677     global tmpdir
 678     global objdump
 679
 680     verbose -log "cp $tmpdir/$srclib $tmpdir/$libname.so"
 681     exec cp $tmpdir/$srclib $tmpdir/$libname.so
 682
 683     verbose -log "$strip $tmpdir/$libname.so"
 684     catch "exec $strip $tmpdir/$libname.so" exec_output
 685     if [string match "" $exec_output] then {
 686
 687 # If strip went OK, then run the usual tests on the thing to make sure that
 688 # it is sane.
 689         if {![objdump_versionstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$verexp ]}     {
 690             fail "$test"
 691             return
 692         }
 693
 694         if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$versymexp ]}     {
 695             fail "$test"
 696             return
 697         }
 698
 699     } else {
 700         verbose -log "$exec_output"
 701         fail "$test"
 702         return
 703     }
 704     pass $test
 705 }
 706
 707
 708 proc build_exec { test source execname flags solibname verexp versymexp symexp } {
 709     global srcdir
 710     global subdir
 711     global exec_output
 712     global host_triplet
 713     global tmpdir
 714     global as
 715     global as_options
 716     global objdump
 717     global CC
 718     global CFLAGS
 719
 720     set shared "--shared --no-undefined-version"
 721     set script --version-script
 722     if ![ld_compile "$CC -S $CFLAGS" $srcdir/$subdir/$source $tmpdir/$execname.s]     {
 723         unresolved "$test"
 724         return
 725     }
 726
 727     if ![ld_assemble $as "$as_options $tmpdir/$execname.s" $tmpdir/$execname.o ]     {
 728         unresolved "$test"
 729         return
 730     }
 731
 732     if [string match "" $solibname] then {
 733         set solibname_lib ""
 734     } else {
 735         set solibname_lib $tmpdir/$solibname
 736     }
 737
 738     if {![ld_link $CC $tmpdir/$execname "$flags $tmpdir/$execname.o $solibname_lib"]}     {
 739         fail "$test"
 740         return
 741     }
 742
 743     if [string match "" $verexp] then {
 744 #
 745 # Make sure we get nothing back.
 746 #
 747         if {![objdump_emptyverstuff $objdump $tmpdir/$execname ]}     {
 748             fail "$test"
 749             return
 750         }
 751     } else {
 752         if {![objdump_versionstuff $objdump $tmpdir/$execname $srcdir/$subdir/$verexp ]}     {
 753             fail "$test"
 754             return
 755         }
 756     }
 757
 758     if [string match "" $versymexp] then {
 759         if {![objdump_emptydynsymstuff $objdump $tmpdir/$execname ]}     {
 760             fail "$test"
 761             return
 762         }
 763     } else {
 764         if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$versymexp ]}     {
 765             fail "$test"
 766             return
 767         }
 768     }
 769
 770     if [string match "" $symexp] then {
 771         if {![objdump_emptysymstuff $objdump $tmpdir/$execname.o ]}     {
 772             fail "$test"
 773             return
 774         }
 775     } else {
 776         if {![objdump_symstuff $objdump $tmpdir/$execname.o $srcdir/$subdir/$symexp ]}     {
 777             fail "$test"
 778             return
 779         }
 780     }
 781
 782     pass $test
 783 }
 784
 785 if { [istarget x86_64-*-linux*] \
 786      || [istarget arm*-*-*] \
 787      || ( [istarget mips*-*-linux*] && [at_least_gcc_version 4 3] ) } {
 788     # x86_64, ARM and newer MIPS toolchains do not like non-pic shared libraries
 789     set pic "yes"
 790 } else {
 791     set pic "no"
 792 }
 793
 794 #
 795 # Basic test - build a library with versioned symbols.
 796 #
 797 build_vers_lib_pic "vers1" vers1.c vers1 "" vers1.map vers1.ver vers1.dsym vers1.sym
 798
 799
 800 #
 801 # Test #2 - build a library, and link it against the library we built in step
 802 # 1.
 803 #
 804 build_vers_lib_pic "vers2" vers2.c vers2 vers1.so vers2.map vers2.ver vers2.dsym ""
 805
 806 #
 807 # Test #3 - build an executable, and link it against vers1.so.
 808 #
 809 build_exec "vers3" vers3.c vers3 "-Wl,--no-as-needed" vers1.so vers3.ver vers3.dsym ""
 810
 811 #
 812 # Test #4 - Make sure a version implicitly defined in an executable
 813 # causes a version node to be created.  Verify this both with and without
 814 # --export-dynamic.
 815 #
 816
 817 # This test fails on MIPS.  On the MIPS we must put foo in the dynamic
 818 # symbol table, which the test does not expect.
 819 setup_xfail "mips*-*-*"
 820 build_exec "vers4" vers4.c vers4 "" "" "" "" vers4.sym
 821
 822 build_exec "vers4a" vers4.c vers4a "-Wl,-export-dynamic" "" vers4a.ver vers4a.dsym vers4a.sym
 823
 824 # Verify that --no-export-dynamic undoes the effect of --export-dynamic.
 825 setup_xfail "mips*-*-*"
 826 build_exec "vers4b" vers4.c vers4b "-Wl,-export-dynamic -Wl,--no-export-dynamic" "" "" "" vers4.sym
 827
 828
 829 #
 830 # Try multiple definitions foo@BAR and foo@@BAR and make sure the linker
 831 # complains.
 832 #
 833 test_ldfail "vers5" "" vers5.c vers5 "" "" "multiple definition of foo@VERS_1.2"
 834
 835 #
 836 #
 837 # Now build a test that should reference a bunch of versioned symbols.
 838 # All of them should be correctly referenced.
 839 #
 840 build_exec "vers6" vers6.c vers6 "-Wl,--no-as-needed" vers1.so vers6.ver vers6.dsym vers6.sym
 841
 842 #
 843 # Another test to verify that something made local via 'local' is truly not
 844 # accessible.
 845 #
 846 if [string match "yes" $pic] then {
 847     xfail "vers7a"
 848     xfail "vers7"
 849 } else {
 850     build_vers_lib_no_pic "vers7a" vers7a.c vers7a "" vers7.map vers7a.ver vers7a.dsym vers7a.sym
 851
 852     test_ldfail "vers7" "" vers7.c vers7 vers7a.so "" "undefined reference to hide_a"
 853 }
 854
 855
 856 #
 857 # This test is designed to verify that we can pass a linker script on the
 858 # command line as if it were a normal .o file.
 859 #
 860 catch "exec cp $srcdir/$subdir/vers8.map $tmpdir/" ignore_output
 861 build_vers_lib_pic "vers8" vers1.c vers8 vers8.map "" vers8.ver vers1.dsym vers1.sym
 862
 863 #
 864 # This test tries to make sure that version references to versioned symbols
 865 # don't collide with default definitions with the same symbol.
 866 #
 867 build_exec "vers9" vers9.c vers9 "-Wl,-export-dynamic" "" vers9.ver vers9.dsym vers9.sym
 868
 869
 870 #
 871 # Try and use a non-existant version node.  The linker should fail with
 872 # an error message.
 873 #
 874 test_ldfail "vers10" "-DDO_TEST10" vers1.c vers10 "" "vers1.map --shared" "invalid version"
 875
 876 #
 877 # Try and some things the assembler should complain about.
 878 #
 879 test_asfail "vers11" "-DDO_TEST11" vers1.c vers11 "no @ in symver"
 880
 881 test_asfail "vers12" "-DDO_TEST12" vers1.c vers12 "extern version definition"
 882
 883 #
 884 # Put a shared library in an archive library, and make sure the global
 885 # archive symbol table is sane.
 886 #
 887 test_ar "ar with versioned solib" vers13.a vers1.so vers13.asym
 888
 889 #
 890 # Strip a shared library, and make sure we didn't screw something up in there.
 891 #
 892 test_strip_vers_lib "vers14" vers1.so vers14 vers1.ver vers1.dsym
 893
 894
 895 #
 896 # Build another test with some versioned symbols.  Here we are going to
 897 # try and override something from the library, and we shouldn't get
 898 # any errors.
 899 #
 900 build_exec "vers15" vers15.c vers15 "-Wl,--no-as-needed" vers1.so vers15.ver vers15.dsym vers15.sym
 901
 902 #
 903 # Test that when we override a versioned symbol from the library this
 904 # symbol appears in the dynamic symbol table of the executable.
 905 #
 906 build_vers_lib_pic "vers16a" vers16a.c vers16a "" vers16.map vers16a.ver vers16a.dsym ""
 907 build_exec "vers16" vers16.c vers16 "-Wl,--no-as-needed" vers16a.so "" vers16.dsym ""
 908
 909 # Test a weak versioned symbol.
 910 build_vers_lib_pic "vers17" vers17.c vers17 "" vers17.map vers17.ver vers17.dsym ""
 911 build_vers_lib_pic "vers18" vers18.c vers18 vers17.so vers18.map vers18.ver vers18.dsym vers18.sym
 912 build_exec "vers19" vers19.c vers19 "-Wl,--no-as-needed,-rpath,.,-rpath-link,." vers18.so vers19.ver vers19.dsym ""
 913
 914 build_vers_lib_no_pic "vers20a" vers20.c vers20a "" vers20.map vers20a.ver vers20.dsym ""
 915 exec cp $tmpdir/vers20a.so $tmpdir/vers20b.so
 916 build_vers_lib_no_pic "vers20" vers20.c vers20 "vers20a.so vers20b.so" vers20.map vers20.ver vers20.dsym ""
 917
 918 # Test .symver override.
 919 build_vers_lib_pic "vers21" vers21.c vers21 "" vers21.map vers21.ver vers21.dsym vers21.sym
 920
 921 # Test moving default definition from one DSO to another.
 922 build_vers_lib_pic "vers22a" vers22a.c vers22a "" vers22.map vers22a.ver vers22a.dsym vers22a.sym
 923 build_vers_lib_pic "vers22b" vers22b.c vers22b "" vers22.map vers22b.ver vers22b.dsym ""
 924 build_vers_lib_pic "vers22" vers22.c vers22 "vers22a.so vers22b.so" "" vers22.ver vers22.dsym ""
 925
 926 # Test versioned definitions in different files.
 927 if [string match "yes" $pic] then {
 928     xfail "vers23a"
 929     xfail "vers23b"
 930     xfail "vers23c"
 931     xfail "vers23d"
 932     xfail "vers23"
 933 } else {
 934     build_vers_lib_no_pic "vers23a" vers23a.c vers23a "" vers23a.map vers23a.ver vers23a.dsym vers23a.sym
 935     build_vers_lib_no_pic "vers23b" vers23b.c vers23b "" vers23b.map vers23b.ver vers23b.dsym ""
 936     build_vers_lib_no_pic "vers23c" vers23b.c vers23c "vers23a.so" vers23b.map vers23c.ver vers23b.dsym ""
 937     build_exec "vers23d" vers23.c vers23d "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23c.so" "" vers23.ver vers23d.dsym ""
 938     build_exec "vers23" vers23.c vers23 "-Wl,--no-as-needed tmpdir/vers23a.so tmpdir/vers23b.o tmpdir/vers23b.so" "" vers23.ver vers23.dsym ""
 939 }
 940
 941 # Test .symver x,x@VERS.0
 942 set as_pic_flags ""
 943 if [istarget sparc*-*-*] {
 944   set as_pic_flags "-K PIC"
 945 }
 946 run_ld_link_tests [list "\"vers24a\"
 947                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 948                          \"$as_pic_flags $as_options\" {vers24a.c vers24b.c} { { readelf -Wrs vers24.rd } }
 949                          \"libvers24a.so\" \"-fpic\""]
 950 run_ld_link_tests [list "\"vers24b\"
 951                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 952                          \"$as_pic_flags $as_options\" {vers24b.c vers24a.c} { { readelf -Wrs vers24.rd } }
 953                          \"libvers24b.so\" \"-fpic\""]
 954 run_ld_link_tests [list "\"vers24c\"
 955                          \"-shared --version-script $srcdir/$subdir/vers24.map\" \"\"
 956                          \"$as_pic_flags $as_options\" {vers24c.c} { { readelf -Wrs vers24.rd } }
 957                          \"libvers24c.so\" \"-fpic\""]
 958
 959 # Test versioned definition vs. normal definition in different files.
 960 if [string match "yes" $pic] then {
 961     xfail "vers25a"
 962     xfail "vers25b1"
 963     xfail "vers25b2"
 964 } else {
 965     build_vers_lib_no_pic "vers25a" vers25a.c vers25a "" vers25a.map vers25a.ver vers25a.dsym ""
 966     build_vers_lib_no_pic "vers25b1" vers25b.c vers25b1 "vers25a.o vers25a.so" "" vers25b.ver vers25b.dsym ""
 967     build_vers_lib_no_pic "vers25b2" vers25b.c vers25b2 "vers25a.so vers25a.o" "" vers25b.ver vers25b.dsym ""
 968 }
 969
 970 build_vers_lib_pic "vers26a" vers26a.c vers26a "" vers26a.map vers26a.ver vers26a.dsym ""
 971 build_vers_lib_pic "vers26b1" vers26b.c vers26b1 "" "" vers26b.ver vers26b.dsym ""
 972 build_vers_lib_pic "vers26b2" vers26b.c vers26b2 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 973 if [string match "yes" $pic] then {
 974     xfail "vers26b3"
 975 } else {
 976     build_vers_lib_no_pic "vers26b3" vers26b.c vers26b3 "vers26a.so vers26b1.so vers26a.o" "" vers26b.ver vers26b.dsym ""
 977 }
 978
 979 # Test versioned definition vs. hidden definition in different files.
 980 if [string match "yes" $pic] then {
 981     xfail "vers27a"
 982     xfail "vers27b"
 983     xfail "vers27c1"
 984     xfail "vers27c2"
 985     xfail "vers27d1"
 986     xfail "vers27d2"
 987     xfail "vers27d3"
 988     xfail "vers27d4"
 989     xfail "vers27d5"
 990 } else {
 991     build_vers_lib_no_pic "vers27a" vers27a.c vers27a "" vers27a.map vers27a.ver vers27a.dsym ""
 992     build_vers_lib_no_pic "vers27b" vers27b.c vers27b "" "" vers27b.ver vers27b.dsym ""
 993     build_vers_lib_no_pic "vers27c1" vers27c.c vers27c1 "vers27b.o vers27a.so" "" vers27c.ver vers27c.dsym ""
 994     build_vers_lib_no_pic "vers27c2" vers27c.c vers27c2 "vers27a.so vers27b.o" "" vers27c.ver vers27c.dsym ""
 995     build_vers_lib_pic "vers27d1" vers27d1.c vers27d1 "" vers27a.map vers27d.ver vers27d.dsym vers27d.sym
 996    build_vers_lib_pic "vers27d2" vers27d2.c vers27d2 "" "" vers27b.ver vers27b.dsym ""
 997     build_executable "vers27d3" vers27d3.c vers27d3 "vers27b.o vers27d2.so vers27d1.so" "" vers27b.ver vers27b.dsym ""
 998     build_vers_lib_pic "vers27d4" vers27d2.c vers27d4 "vers27a.so" "" vers27d4.ver vers27d4.dsym ""
 999     build_executable "vers27d5" vers27d3.c vers27d5 "vers27d4.so vers27b.o vers27a.so" "" vers27b.ver vers27b.dsym ""
1000 }
1001
1002 # Test weak versioned definition vs. strong definition in different
1003 # files.
1004 build_vers_lib_pic "vers28a" vers28a.c vers28a "" "" vers28a.ver vers28a.dsym ""
1005 build_vers_lib_pic "vers28b" vers28b.c vers28b "" vers28b.map vers28b.ver vers28b.dsym ""
1006 build_vers_lib_pic "vers28c" vers28c.c vers28c "vers28b.so vers28a.so" "" vers28c.ver vers28c.dsym ""
1007 build_vers_lib_pic_flags "vers29" vers29.c vers29 "" "" vers29.ver vers29.dsym "" "--default-symver"
1008
1009 # Test #30 - test handling of symbol names global, local and extern in the
1010 # version script.
1011 build_vers_lib_pic "vers30" vers30.c vers30 "" vers30.map vers30.ver vers30.dsym ""
1012
1013 # Test #31 -- quoted strings in version sections.
1014 build_vers_lib_pic "vers31" vers31.c vers31 "" vers31.map vers31.ver vers31.dsym ""
1015
1016 # Test #32 -- linker --defsym
1017 build_vers_lib_pic "vers32a" vers32a.c vers32a "" vers32.map vers32a.ver vers32a.dsym ""
1018 build_vers_lib_pic_flags "vers32b" vers32b.c vers32b "vers32a.so" vers32.map vers32b.ver vers32b.dsym "" "--defsym foo=0"