binutils-gdb/gdb/testsuite/gdb.base/prelink.exp

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# Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
# This program 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 3 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, see <http://www.gnu.org/licenses/>.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@gnu.org
# This file was written by Alexandre Oliva <aoliva@redhat.com>
if $tracelevel then {
strace $tracelevel
}
# are we on a target board
if ![isnative] then {
return
}
if [get_compiler_info "ignored"] {
return -1
}
if {$gcc_compiled == 0} {
return -1
}
set testfile "prelink"
set libsrcfile ${testfile}-lib.c
set libfile ${objdir}/${subdir}/${testfile}.so
if { [gdb_compile "${srcdir}/${subdir}/${libsrcfile}" "${libfile}" executable [list debug "additional_flags=-fpic -shared -nodefaultlibs"]] != ""} {
# If creating the shared library fails, maybe we don't have the right tools
return -1
}
# `--no-exec-shield' is for i386 where prelink in the exec-shield mode is
# forced to push all the libraries tight together to fit into the first two
# memory areas (either the ASCII Shield area or at least below the executable).
# In this case its -R option cannot be applied and we falsely FAIL here as if
# the system is already prelinked prelink has no choice how to randomize the
# single new unprelinked library address without wasting the first one/two
# memory areas. We do not care of the efficiency of loading such resulting
# exec-shield unfriendly prelinked library.
if {[catch "system \"prelink -qNR --no-exec-shield ${libfile}\""] != 0} {
# Maybe we don't have prelink.
return -1
}
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}t
if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile}" "${binfile}" executable [list debug "additional_flags=-Wl,-rpath,${objdir}/${subdir}"]] != ""} {
return -1;
}
set found 0
set coredir "${objdir}/${subdir}/coredir.[getpid]"
file mkdir $coredir
catch "system \"(cd ${coredir}; ulimit -c unlimited; ${binfile}; true) >/dev/null 2>&1\""
foreach i "${coredir}/core ${coredir}/core.coremaker.c ${binfile}.core" {
if [remote_file build exists $i] {
remote_exec build "mv $i ${objdir}/${subdir}/prelink.core"
set found 1
}
}
# Check for "core.PID".
if { $found == 0 } {
set names [glob -nocomplain -directory $coredir core.*]
if {[llength $names] == 1} {
set corefile [file join $coredir [lindex $names 0]]
remote_exec build "mv $corefile ${objdir}/${subdir}/prelink.core"
set found 1
}
}
# Try to clean up after ourselves.
remote_file build delete [file join $coredir coremmap.data]
remote_exec build "rmdir $coredir"
if { $found == 0 } {
warning "can't generate a core file - prelink tests suppressed - check ulimit -c"
return 0
}
if {[catch "system \"prelink -uN ${libfile}\""] != 0} {
untested "${testfile}.so was not prelinked, maybe system libraries are not prelinked?"
return 0
}
catch "system \"prelink -qNR --no-exec-shield ${libfile}\""
# Start with a fresh gdb
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
# Print the "adjusting expectations" message.
2010-06-01 Michael Snyder <msnyder@vmware.com> * gdb.base/arithmet.exp: Use gdb_test_no_output. * gdb.base/arrayidx.exp: Ditto. * gdb.base/attach.exp: Ditto. * gdb.base/auxv.exp: Ditto. * gdb.base/bigcre.exp: Ditto. * gdb.base/break-always.exp: Ditto. * gdb.base/break-interp.exp: Ditto. * gdb.base/break.exp: Ditto. * gdb.base/breakpoint-shadow.exp: Ditto. * gdb.base/call-ar-st.exp: Ditto. * gdb.base/call-sc.exp: Ditto. * gdb.base/call-signal-resume.exp: Ditto. * gdb.base/callfuncs.exp: Ditto. * gdb.base/catch-syscall.exp: Ditto. * gdb.base/charset.exp: Ditto. * gdb.base/code-expr.exp: Ditto. * gdb.base/commands.exp: Ditto. * gdb.base/cond-expr.exp: Ditto. * gdb.base/condbreak.exp: Ditto. * gdb.base/cursal.exp: Ditto. * gdb.base/cvexpr.exp: Ditto. * gdb.base/default.exp: Ditto. * gdb.base/del.exp: Ditto. * gdb.base/detach.exp: Ditto. * gdb.base/display.exp: Ditto. * gdb.base/ena-dis-br.exp: Ditto. * gdb.base/eval-skip.exp: Ditto. * gdb.base/foll-fork.exp: Ditto. * gdb.base/foll-vfork.exp: Ditto. * gdb.base/frame-args.exp: Ditto. * gdb.base/funcargs.exp: Ditto. * gdb.base/gcore-buffer-overflow.exp: Ditto. * gdb.base/gdbvars.exp: Ditto. * gdb.base/help.exp: Ditto. * gdb.base/ifelse.exp: Ditto. * gdb.base/included.exp: Ditto. * gdb.base/list.exp: Ditto. * gdb.base/macscp.exp: Ditto. * gdb.base/maint.exp: Ditto. * gdb.base/multi-fork.exp: Ditto. * gdb.base/overlays.exp: Ditto. * gdb.base/page.exp: Ditto. * gdb.base/pending.exp: Ditto. * gdb.base/pointers.exp: Ditto. * gdb.base/pr11022.exp: Ditto. * gdb.base/prelink.exp: Ditto. * gdb.base/printcmds.exp: Ditto. * gdb.base/psymtab.exp: Ditto. * gdb.base/randomize.exp: Ditto. * gdb.base/relational.exp: Ditto. * gdb.base/relocate.exp: Ditto. * gdb.base/remote.exp: Ditto. * gdb.base/sepdebug.exp: Ditto. * gdb.base/set-lang-auto.exp: Ditto. * gdb.base/setshow.exp: Ditto. * gdb.base/setvar.exp: Ditto. * gdb.base/signals.exp: Ditto. * gdb.base/signull.exp: Ditto. * gdb.base/sigstep.exp: Ditto. * gdb.base/sizeof.exp: Ditto. * gdb.base/solib-disc.exp: Ditto. * gdb.base/store.exp: Ditto. * gdb.base/structs.exp: Ditto. * gdb.base/structs2.exp: Ditto. * gdb.base/subst.exp: Ditto. * gdb.base/term.exp: Ditto. * gdb.base/trace-commands.exp: Ditto. * gdb.base/unwindonsignal.exp: Ditto. * gdb.base/valgrind-db-attach.exp: Ditto. * gdb.base/varargs.exp: Ditto. * gdb.base/watch-cond.exp: Ditto. * gdb.base/watch_thread_num.exp: Ditto. * gdb.base/watchpoint-cond-gone.exp: Ditto. * gdb.base/watchpoint.exp: Ditto. * gdb.base/whatis-exp.exp: Ditto.
2010-06-01 23:29:21 +02:00
gdb_test_no_output "set verbose on"
gdb_test "core-file $objdir/$subdir/prelink.core" {Using PIC \(Position Independent Code\) prelink displacement.*} "prelink"