ld/testsuite/ld-elfweak/elfweak.exp

   1 # Expect script for ld-weak tests
   2 #   Copyright 2001, 2002, 2003, 2004, 2007 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 H.J. Lu (hjl@gnu.org)
  22 #            Eric Youngdale (eric@andante.jic.com)
  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 alpha*-*-linux*] \
  32      && ![istarget arm*-*-linux*] \
  33      && ![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 ia64-*-elf*] \
  40      && ![istarget ia64-*-linux*] \
  41      && ![istarget m68k-*-linux*] \
  42      && ![istarget mips*-*-irix5*] \
  43      && ![istarget mips*-*-linux*] \
  44      && ![istarget powerpc-*-elf*] \
  45      && ![istarget powerpc-*-linux*] \
  46      && ![istarget powerpc-*-sysv4*] \
  47      && ![istarget sh\[34\]*-*-linux*] \
  48      && ![istarget sparc*-*-elf] \
  49      && ![istarget sparc*-*-solaris2*] \
  50      && ![istarget sparc*-*-linux*] } {
  51     return
  52 }
  53
  54 if { [istarget i?86-*-linux*aout*] \
  55      || [istarget i?86-*-linux*oldld*] \
  56      || [istarget m68k-*-linux*aout*] } {
  57     return
  58 }
  59
  60 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
  61     return
  62 }
  63
  64 set diff diff
  65 set tmpdir tmpdir
  66 set DOBJDUMP_FLAGS --dynamic-syms
  67 set SOBJDUMP_FLAGS --syms
  68 set shared --shared
  69
  70 #
  71 # objdump_symstuff
  72 #       Dump non-dynamic symbol stuff and make sure that it is sane.
  73 #
  74 proc objdump_symstuff { objdump object expectfile } {
  75     global SOBJDUMP_FLAGS
  76     global version_output
  77     global diff
  78     global tmpdir
  79
  80     if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
  81
  82     verbose -log "$objdump $SOBJDUMP_FLAGS $object | grep foo$  > $tmpdir/objdump.out"
  83
  84     catch "exec $objdump $SOBJDUMP_FLAGS $object | grep foo$  > $tmpdir/objdump.out" exec_output
  85     set exec_output [prune_warnings $exec_output]
  86     if [string match "" $exec_output] then {
  87
  88 # Now do a line-by-line comparison to effectively diff the darned things
  89 # The stuff coming from the expectfile is actually a regex, so we can
  90 # skip over the actual addresses and so forth.  This is currently very
  91 # simpleminded - it expects a one-to-one correspondence in terms of line
  92 # numbers.
  93
  94         if [file exists $expectfile] then {
  95             set file_a [open $expectfile r]
  96         } else {
  97             perror "$expectfile doesn't exist"
  98             return 0
  99         }
 100
 101         if [file exists $tmpdir/objdump.out] then {
 102             set file_b [open $tmpdir/objdump.out r]
 103         } else {
 104             perror "$tmpdir/objdump.out doesn't exist"
 105             return 0
 106         }
 107
 108         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 109
 110         set eof -1
 111         set differences 0
 112
 113         while { [gets $file_a line] != $eof } {
 114             if [regexp "^#.*$" $line] then {
 115                 continue
 116             } else {
 117                 lappend list_a $line
 118             }
 119         }
 120         close $file_a
 121
 122         while { [gets $file_b line] != $eof } {
 123             if [regexp "^#.*$" $line] then {
 124                 continue
 125             } else {
 126                 lappend list_b $line
 127             }
 128         }
 129         close $file_b
 130
 131         for { set i 0 } { $i < [llength $list_a] } { incr i } {
 132             set line_a [lindex $list_a $i]
 133             set line_b [lindex $list_b $i]
 134
 135
 136             verbose "\t$expectfile: $i: $line_a" 3
 137             verbose "\t/tmp/objdump.out: $i: $line_b" 3
 138             if [regexp $line_a $line_b] then {
 139                 continue
 140             } else {
 141                 verbose -log "\t$expectfile: $i: $line_a"
 142                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 143
 144                 return 0
 145             }
 146         }
 147
 148         if { [llength $list_a] != [llength $list_b] } {
 149             verbose -log "Line count"
 150             return 0
 151         }
 152
 153         if $differences<1 then {
 154             return 1
 155         }
 156
 157         return 0
 158     } else {
 159         verbose -log "$exec_output"
 160         return 0
 161     }
 162
 163 }
 164
 165 #
 166 # objdump_dymsymstuff
 167 #       Dump dynamic symbol stuff and make sure that it is sane.
 168 #
 169 proc objdump_dynsymstuff { objdump object expectfile } {
 170     global DOBJDUMP_FLAGS
 171     global version_output
 172     global diff
 173     global tmpdir
 174
 175     if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
 176
 177     verbose -log "$objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out"
 178
 179     catch "exec $objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out" exec_output
 180     set exec_output [prune_warnings $exec_output]
 181     if [string match "" $exec_output] then {
 182
 183 # Now do a line-by-line comparison to effectively diff the darned things
 184 # The stuff coming from the expectfile is actually a regex, so we can
 185 # skip over the actual addresses and so forth.  This is currently very
 186 # simpleminded - it expects a one-to-one correspondence in terms of line
 187 # numbers.
 188
 189         if [file exists $expectfile] then {
 190             set file_a [open $expectfile r]
 191         } else {
 192             warning "$expectfile doesn't exist"
 193             return 0
 194         }
 195
 196         if [file exists $tmpdir/objdump.out] then {
 197             set file_b [open $tmpdir/objdump.out r]
 198         } else {
 199             fail "$tmpdir/objdump.out doesn't exist"
 200             return 0
 201         }
 202
 203         verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
 204
 205         set eof -1
 206         set differences 0
 207
 208         while { [gets $file_a line] != $eof } {
 209             if [regexp "^#.*$" $line] then {
 210                 continue
 211             } else {
 212                 lappend list_a $line
 213             }
 214         }
 215         close $file_a
 216
 217         while { [gets $file_b line] != $eof } {
 218             if [regexp "^#.*$" $line] then {
 219                 continue
 220             } else {
 221                 lappend list_b $line
 222             }
 223         }
 224         close $file_b
 225
 226         for { set i 0 } { $i < [llength $list_b] } { incr i } {
 227             set line_b [lindex $list_b $i]
 228
 229 # The tests are rigged so that we should never export a symbol with the
 230 # word 'hide' in it.  Thus we just search for it, and bail if we find it.
 231             if [regexp "hide" $line_b] then {
 232                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 233
 234                 return 0
 235             }
 236
 237             verbose "\t$expectfile: $i: $line_b" 3
 238
 239             # We can't assume that the sort is consistent across
 240             # systems, so we must check each regexp.  When we find a
 241             # regexp, we null it out, so we don't match it twice.
 242             for { set j 0 } { $j < [llength $list_a] } { incr j } {
 243                 set line_a [lindex $list_a $j]
 244
 245                 if [regexp $line_a $line_b] then {
 246                     lreplace $list_a $j $j "CAN NOT MATCH"
 247                     break
 248                 }
 249             }
 250
 251             if { $j >= [llength $list_a] } {
 252                 verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
 253
 254                 return 0
 255             }
 256         }
 257
 258         if { [llength $list_a] != [llength $list_b] } {
 259             verbose -log "Line count"
 260             return 0
 261         }
 262
 263         if $differences<1 then {
 264             return 1
 265         }
 266
 267         return 0
 268     } else {
 269         verbose -log "$exec_output"
 270         return 0
 271     }
 272
 273 }
 274
 275 proc build_lib {test libname objs dynsymexp} {
 276     global CC
 277     global objdump
 278     global tmpdir
 279     global shared
 280     global srcdir
 281     global subdir
 282
 283     set files ""
 284     foreach obj $objs {
 285       set files "$files $tmpdir/$obj"
 286     }
 287
 288     if {![ld_simple_link $CC $tmpdir/$libname.so "$shared $files"]} {
 289         fail $test
 290         return
 291     }
 292
 293     if {![string match "" $dynsymexp] \
 294         && ![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$dynsymexp]} {
 295         fail $test
 296         return
 297     }
 298     pass $test
 299 }
 300
 301 proc build_exec { test execname objs flags dat dynsymexp symexp} {
 302     global CC
 303     global objdump
 304     global tmpdir
 305     global shared
 306     global srcdir
 307     global subdir
 308     global exec_output
 309
 310     set files ""
 311     foreach obj $objs {
 312       set files "$files $tmpdir/$obj"
 313     }
 314
 315     if {![ld_simple_link $CC $tmpdir/$execname "$flags $files"]} {
 316         fail "$test"
 317         return
 318     }
 319
 320     if {![string match "" $dynsymexp]} then {
 321         if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$dynsymexp]} {
 322             fail $test
 323             return
 324         }
 325     }
 326
 327     if {![string match "" $symexp]} then {
 328         if {![objdump_symstuff $objdump $tmpdir/$execname $srcdir/$subdir/$symexp]} {
 329             fail $test
 330             return
 331         }
 332     }
 333
 334     # Run the resulting program
 335     send_log "$tmpdir/$execname >$tmpdir/$execname.out\n"
 336     verbose "$tmpdir/$execname >$tmpdir/$execname.out"
 337     catch "exec $tmpdir/$execname >$tmpdir/$execname.out" exec_output
 338     if ![string match "" $exec_output] then {
 339         send_log "$exec_output\n"
 340         verbose "$exec_output"
 341         fail $test
 342         return
 343     }
 344
 345     send_log "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat\n"
 346     verbose "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat"
 347     catch "exec diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat" exec_output
 348     set exec_output [prune_warnings $exec_output]
 349
 350     if {![string match "" $exec_output]} then {
 351         send_log "$exec_output\n"
 352         verbose "$exec_output"
 353         fail $test
 354         return
 355     }
 356
 357     pass $test
 358 }
 359
 360 if [istarget mips*-*-*] {
 361     set picflag ""
 362 } else {
 363     # Unfortunately, the gcc argument is -fpic and the cc argument is
 364     # -KPIC.  We have to try both.
 365     set picflag "-fpic"
 366     send_log "$CC $picflag\n"
 367     verbose "$CC $picflag"
 368     catch "exec $CC $picflag" exec_output
 369     send_log "$exec_output\n"
 370     verbose "--" "$exec_output"
 371     if { [string match "*illegal option*" $exec_output] \
 372          || [string match "*option ignored*" $exec_output] \
 373          || [string match "*unrecognized option*" $exec_output] \
 374          || [string match "*passed to ld*" $exec_output] } {
 375         if [istarget *-*-sunos4*] {
 376             set picflag "-pic"
 377         } else {
 378             set picflag "-KPIC"
 379         }
 380     }
 381 }
 382 verbose "Using $picflag to compile PIC code"
 383
 384 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo.c $tmpdir/foo.o] {
 385     unresolved "ELF weak"
 386     return
 387 }
 388
 389 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar.c $tmpdir/bar.o] {
 390     unresolved "ELF weak"
 391     return
 392 }
 393
 394 if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main.c $tmpdir/main.o] {
 395     unresolved "ELF weak"
 396     return
 397 }
 398
 399 if {![ld_simple_link $CC $tmpdir/libbar.so "$shared $tmpdir/bar.o"]} {
 400     fail "ELF weak"
 401     return
 402 }
 403
 404 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1a.c $tmpdir/foo1a.o] {
 405     unresolved "ELF weak"
 406     return
 407 }
 408
 409 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo1b.c $tmpdir/foo1b.o] {
 410     unresolved "ELF weak"
 411     return
 412 }
 413
 414 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1a.c $tmpdir/bar1a.o] {
 415     unresolved "ELF weak"
 416     return
 417 }
 418
 419 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1b.c $tmpdir/bar1b.o] {
 420     unresolved "ELF weak"
 421     return
 422 }
 423
 424 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar1c.c $tmpdir/bar1c.o] {
 425     unresolved "ELF weak"
 426     return
 427 }
 428
 429 if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main1.c $tmpdir/main1.o] {
 430     unresolved "ELF weak"
 431     return
 432 }
 433
 434 if {![ld_simple_link $CC $tmpdir/libfoo1a.so "$shared $tmpdir/foo1a.o"]} {
 435     fail "ELF weak"
 436     return
 437 }
 438
 439 if {![ld_simple_link $CC $tmpdir/libfoo1b.so "$shared $tmpdir/foo1b.o"]} {
 440     fail "ELF weak"
 441     return
 442 }
 443
 444 if {![ld_simple_link $CC $tmpdir/libbar1a.so "$shared $tmpdir/bar1a.o $tmpdir/libfoo1a.so"]} {
 445     fail "ELF weak"
 446     return
 447 }
 448
 449 build_lib "ELF DSO weak func first" libfoo "foo.o bar.o" dso.dsym
 450 build_lib "ELF DSO weak func last" libfoo "bar.o foo.o" dso.dsym
 451 build_lib "ELF DSO weak func first DSO" libfoo "foo.o libbar.so" dsow.dsym
 452 build_lib "ELF DSO weak func last DSO" libfoo "libbar.so foo.o" dsow.dsym
 453 build_exec "ELF weak func first" foo "main.o bar.o" "" strong "" strong.sym
 454 build_exec "ELF weak func last" foo "bar.o main.o" "" strong "" strong.sym
 455 build_exec "ELF weak func first DSO" foo "main.o libbar.so" "-Wl,-rpath,." weak weak.dsym ""
 456 build_exec "ELF weak func last DSO" foo "libbar.so main.o" "-Wl,-rpath,." weak weak.dsym ""
 457
 458 build_lib "ELF DSO weak data first" libfoo "bar1a.o foo1a.o" dsodata.dsym
 459 build_lib "ELF DSO weak data last" libfoo "foo1a.o bar1a.o" dsodata.dsym
 460 build_lib "ELF DSO weak data first DSO" libfoo "main1.o libfoo1a.so" dsowdata.dsym
 461 build_lib "ELF DSO weak data last DSO" libfoo "libfoo1a.so main1.o" dsowdata.dsym
 462 build_lib "ELF DSO weak data first DSO common" libfoo "main1.o libfoo1b.so" dsowdata.dsym
 463 build_lib "ELF DSO weak data last DSO common" libfoo "libfoo1b.so main1.o" dsowdata.dsym
 464 build_exec "ELF weak data first" foo "main1.o bar1a.o foo1a.o" "" strongdata "" strongdata.sym
 465 build_exec "ELF weak data last" foo "foo1a.o main1.o bar1a.o" "" strongdata "" strongdata.sym
 466 build_exec "ELF weak data first common" foo "main1.o bar1a.o foo1b.o" "" strongdata "" strongcomm.sym
 467 build_exec "ELF weak data last common" foo "foo1b.o main1.o bar1a.o" "" strongdata "" strongcomm.sym
 468 build_exec "ELF weak data first DSO" foo "main1.o libbar1a.so libfoo1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
 469 build_exec "ELF weak data last DSO" foo "libfoo1a.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
 470 build_exec "ELF weak data first DSO common" foo "main1.o libbar1a.so libfoo1b.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
 471 build_exec "ELF weak data last DSO common" foo "libfoo1b.so main1.o libbar1a.so" "-Wl,-rpath,." weakdata weakdata.dsym ""
 472
 473 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_foo.c $tmpdir/size_foo.o] {
 474     unresolved "ELF weak (size)"
 475     return
 476 }
 477
 478 if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
 479     unresolved "ELF weak (size)"
 480     return
 481 }
 482
 483 build_lib "ELF DSO small bar (size)" libsize_bar "size_bar.o" ""
 484 build_lib "ELF DSO foo with small bar (size)" libsize_foo "size_foo.o libsize_bar.so" ""
 485
 486 if ![ld_compile "$CC $CFLAGS $picflag -DSIZE_BIG" $srcdir/$subdir/size_bar.c $tmpdir/size_bar.o] {
 487     unresolved "ELF weak (size)"
 488     return
 489 }
 490
 491 build_lib "ELF DSO big bar (size)" libsize_bar "size_bar.o" ""
 492
 493 if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/size_main.c $tmpdir/size_main.o] {
 494     unresolved "ELF weak (size)"
 495     return
 496 }
 497
 498 build_exec "ELF weak size" size_main "size_main.o libsize_foo.so libsize_bar.so" "-Wl,-rpath,." size "" ""
 499
 500 verbose "size2"
 501 run_dump_test $srcdir/$subdir/size2