--- /dev/null
+# Expect script for ld-weak tests
+# Copyright 2001 Free Software Foundation, Inc.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+# Written by H.J. Lu (hjl@gnu.org)
+# Eric Youngdale (eric@andante.jic.com)
+#
+
+# This test can only be run if ld generates native executables.
+if ![isnative] then {return}
+
+# This test can only be run on a couple of ELF platforms.
+# Square bracket expressions seem to confuse istarget.
+# This is similar to the test that is used in ld-shared, BTW.
+if { ![istarget i?86-*-sysv4*] \
+ && ![istarget i?86-*-unixware] \
+ && ![istarget i?86-*-elf*] \
+ && ![istarget i?86-*-linux*] \
+ && ![istarget ia64-*-elf*] \
+ && ![istarget ia64-*-linux*] \
+ && ![istarget m68k-*-linux*] \
+ && ![istarget mips*-*-irix5*] \
+ && ![istarget powerpc-*-elf*] \
+ && ![istarget powerpc-*-linux*] \
+ && ![istarget powerpc-*-sysv4*] \
+ && ![istarget sparc*-*-elf] \
+ && ![istarget sparc*-*-solaris2*] \
+ && ![istarget sparc*-*-linux*] \
+ && ![istarget arm*-*-linux*] \
+ && ![istarget mips*-*-linux*] \
+ && ![istarget alpha*-*-linux*] } {
+ return
+}
+
+if { [istarget i?86-*-linux*aout*] \
+ || [istarget i?86-*-linux*oldld*] \
+ || [istarget m68k-*-linux*aout*] } {
+ return
+}
+
+if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
+ return
+}
+
+set diff diff
+set tmpdir tmpdir
+set DOBJDUMP_FLAGS --dynamic-syms
+set SOBJDUMP_FLAGS --syms
+set shared --shared
+
+#
+# objdump_symstuff
+# Dump non-dynamic symbol stuff and make sure that it is sane.
+#
+proc objdump_symstuff { objdump object expectfile } {
+ global SOBJDUMP_FLAGS
+ global version_output
+ global diff
+ global tmpdir
+
+ if ![info exists SOBJDUMP_FLAGS] { set SOBJDUMP_FLAGS "" }
+
+ verbose -log "$objdump $SOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out"
+
+ catch "exec $objdump $SOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+
+# Now do a line-by-line comparison to effectively diff the darned things
+# The stuff coming from the expectfile is actually a regex, so we can
+# skip over the actual addresses and so forth. This is currently very
+# simpleminded - it expects a one-to-one correspondence in terms of line
+# numbers.
+
+ if [file exists $expectfile] then {
+ set file_a [open $expectfile r]
+ } else {
+ perror "$expectfile doesn't exist"
+ return 0
+ }
+
+ if [file exists $tmpdir/objdump.out] then {
+ set file_b [open $tmpdir/objdump.out r]
+ } else {
+ perror "$tmpdir/objdump.out doesn't exist"
+ return 0
+ }
+
+ verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
+
+ set eof -1
+ set differences 0
+
+ while { [gets $file_a line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_a $line
+ }
+ }
+ close $file_a
+
+ while { [gets $file_b line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_b $line
+ }
+ }
+ close $file_b
+
+ for { set i 0 } { $i < [llength $list_a] } { incr i } {
+ set line_a [lindex $list_a $i]
+ set line_b [lindex $list_b $i]
+
+
+ verbose "\t$expectfile: $i: $line_a" 3
+ verbose "\t/tmp/objdump.out: $i: $line_b" 3
+ if [regexp $line_a $line_b] then {
+ continue
+ } else {
+ verbose -log "\t$expectfile: $i: $line_a"
+ verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
+
+ return 0
+ }
+ }
+
+ if { [llength $list_a] != [llength $list_b] } {
+ verbose -log "Line count"
+ return 0
+ }
+
+ if $differences<1 then {
+ return 1
+ }
+
+ return 0
+ } else {
+ verbose -log "$exec_output"
+ return 0
+ }
+
+}
+
+#
+# objdump_dymsymstuff
+# Dump dynamic symbol stuff and make sure that it is sane.
+#
+proc objdump_dynsymstuff { objdump object expectfile } {
+ global DOBJDUMP_FLAGS
+ global version_output
+ global diff
+ global tmpdir
+
+ if ![info exists DOBJDUMP_FLAGS] { set DOBJDUMP_FLAGS "" }
+
+ verbose -log "$objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out"
+
+ catch "exec $objdump $DOBJDUMP_FLAGS $object | grep foo$ > $tmpdir/objdump.out" exec_output
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+
+# Now do a line-by-line comparison to effectively diff the darned things
+# The stuff coming from the expectfile is actually a regex, so we can
+# skip over the actual addresses and so forth. This is currently very
+# simpleminded - it expects a one-to-one correspondence in terms of line
+# numbers.
+
+ if [file exists $expectfile] then {
+ set file_a [open $expectfile r]
+ } else {
+ warning "$expectfile doesn't exist"
+ return 0
+ }
+
+ if [file exists $tmpdir/objdump.out] then {
+ set file_b [open $tmpdir/objdump.out r]
+ } else {
+ fail "$tmpdir/objdump.out doesn't exist"
+ return 0
+ }
+
+ verbose "# Diff'ing: $expectfile $tmpdir/objdump.out" 2
+
+ set eof -1
+ set differences 0
+
+ while { [gets $file_a line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_a $line
+ }
+ }
+ close $file_a
+
+ while { [gets $file_b line] != $eof } {
+ if [regexp "^#.*$" $line] then {
+ continue
+ } else {
+ lappend list_b $line
+ }
+ }
+ close $file_b
+
+ for { set i 0 } { $i < [llength $list_b] } { incr i } {
+ set line_b [lindex $list_b $i]
+
+# The tests are rigged so that we should never export a symbol with the
+# word 'hide' in it. Thus we just search for it, and bail if we find it.
+ if [regexp "hide" $line_b] then {
+ verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
+
+ return 0
+ }
+
+ verbose "\t$expectfile: $i: $line_b" 3
+
+ # We can't assume that the sort is consistent across
+ # systems, so we must check each regexp. When we find a
+ # regexp, we null it out, so we don't match it twice.
+ for { set j 0 } { $j < [llength $list_a] } { incr j } {
+ set line_a [lindex $list_a $j]
+
+ if [regexp $line_a $line_b] then {
+ lreplace $list_a $j $j "CAN NOT MATCH"
+ break
+ }
+ }
+
+ if { $j >= [llength $list_a] } {
+ verbose -log "\t$tmpdir/objdump.out: $i: $line_b"
+
+ return 0
+ }
+ }
+
+ if { [llength $list_a] != [llength $list_b] } {
+ verbose -log "Line count"
+ return 0
+ }
+
+ if $differences<1 then {
+ return 1
+ }
+
+ return 0
+ } else {
+ verbose -log "$exec_output"
+ return 0
+ }
+
+}
+
+proc build_lib {test libname obj1 obj2 dynsymexp} {
+ global ld
+ global objdump
+ global tmpdir
+ global shared
+ global srcdir
+ global subdir
+
+ if {![ld_simple_link $ld $tmpdir/$libname.so "$shared $tmpdir/$obj1 $tmpdir/$obj2"]} {
+ fail $test
+ return
+ }
+
+ if {![objdump_dynsymstuff $objdump $tmpdir/$libname.so $srcdir/$subdir/$dynsymexp]} {
+ fail $test
+ return
+ }
+ pass $test
+}
+
+proc build_exec { test execname obj1 obj2 flags dat dynsymexp symexp} {
+ global ld
+ global objdump
+ global tmpdir
+ global shared
+ global srcdir
+ global subdir
+ global exec_output
+
+ if {![ld_link $ld $tmpdir/$execname "$flags $tmpdir/$obj1 $tmpdir/$obj2"]} {
+ fail "$test"
+ return
+ }
+
+ if {![string match "" $dynsymexp]} then {
+ if {![objdump_dynsymstuff $objdump $tmpdir/$execname $srcdir/$subdir/$dynsymexp]} {
+ fail $test
+ return
+ }
+ }
+
+ if {![string match "" $symexp]} then {
+ if {![objdump_symstuff $objdump $tmpdir/$execname $srcdir/$subdir/$symexp]} {
+ fail $test
+ return
+ }
+ }
+
+ # Run the resulting program
+ send_log "$tmpdir/$execname >$tmpdir/$execname.out\n"
+ verbose "$tmpdir/$execname >$tmpdir/$execname.out"
+ catch "exec $tmpdir/$execname >$tmpdir/$execname.out" exec_output
+ if ![string match "" $exec_output] then {
+ send_log "$exec_output\n"
+ verbose "$exec_output"
+ fail $test
+ return
+ }
+
+ send_log "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat\n"
+ verbose "diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat"
+ catch "exec diff $tmpdir/$execname.out $srcdir/$subdir/$dat.dat" exec_output
+ set exec_output [prune_warnings $exec_output]
+
+ if {![string match "" $exec_output]} then {
+ send_log "$exec_output\n"
+ verbose "$exec_output"
+ fail $test
+ return
+ }
+
+ pass $test
+}
+
+if [istarget mips*-*-*] {
+ set picflag ""
+} else {
+ # Unfortunately, the gcc argument is -fpic and the cc argument is
+ # -KPIC. We have to try both.
+ set picflag "-fpic"
+ send_log "$CC $picflag\n"
+ verbose "$CC $picflag"
+ catch "exec $CC $picflag" exec_output
+ send_log "$exec_output\n"
+ verbose "--" "$exec_output"
+ if { [string match "*illegal option*" $exec_output] \
+ || [string match "*option ignored*" $exec_output] \
+ || [string match "*unrecognized option*" $exec_output] \
+ || [string match "*passed to ld*" $exec_output] } {
+ if [istarget *-*-sunos4*] {
+ set picflag "-pic"
+ } else {
+ set picflag "-KPIC"
+ }
+ }
+}
+verbose "Using $picflag to compile PIC code"
+
+if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/foo.c $tmpdir/foo.o] {
+ unresolved "ELF weak"
+ return
+}
+
+if ![ld_compile "$CC $CFLAGS $picflag" $srcdir/$subdir/bar.c $tmpdir/bar.o] {
+ unresolved "ELF weak"
+ return
+}
+
+if ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/main.c $tmpdir/main.o] {
+ unresolved "ELF weak"
+ return
+}
+
+if {![ld_simple_link $ld $tmpdir/libbar.so "$shared $tmpdir/bar.o"]} {
+ fail "ELF weak"
+ return
+}
+
+build_lib "ELF DSO weak first" libfoo foo.o bar.o dso.dsym
+build_lib "ELF DSO weak last" libfoo bar.o foo.o dso.dsym
+build_lib "ELF DSO weak first DSO" libfoo foo.o libbar.so dsow.dsym
+build_lib "ELF DSO weak last DSO" libfoo libbar.so foo.o dsow.dsym
+build_exec "ELF weak first" foo main.o bar.o "" strong "" strong.sym
+build_exec "ELF weak last" foo bar.o main.o "" strong "" strong.sym
+build_exec "ELF weak first DSO" foo main.o libbar.so "-rpath ." weak weak.dsym ""
+build_exec "ELF weak last DSO" foo libbar.so main.o "-rpath ." weak weak.dsym ""
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