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gdb/testsuite/

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Cope with missing /usr/sbin/prelink.
	* lib/prelink-support.exp (prelink_no):
	<result == 1 && $output is "no such file or directory">: New.
	(prelink_yes): Likewise.  Return on failed prelink_no.
This commit is contained in:
Jan Kratochvil 2010-07-05 18:02:56 +00:00
parent 5e3b36f879
commit 1a219cc741
2 changed files with 48 additions and 1 deletions
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8
gdb/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2010-07-05 Jan Kratochvil <jan.kratochvil@redhat.com>
Joel Brobecker <brobecker@adacore.com>
Cope with missing /usr/sbin/prelink.
* lib/prelink-support.exp (prelink_no):
<result == 1 && $output is "no such file or directory">: New.
(prelink_yes): Likewise. Return on failed prelink_no.
2010-07-05 Jan Kratochvil <jan.kratochvil@redhat.com>
Joel Brobecker <brobecker@adacore.com>

41
gdb/testsuite/lib/prelink-support.exp
View File

@ -187,6 +187,30 @@ proc prelink_no {arg {name {}}} {
set result [catch $command output]
verbose -log "result is $result"
verbose -log "output is $output"
if {$result == 1 && [regexp {^(couldn't execute "/usr/sbin/prelink[^\r\n]*": no such file or directory\n?)*$} $output]} {
# Without prelink, at least verify that all the binaries do not
# contain the ".gnu.prelink_undo" section (which would mean that they
# have already been prelinked).
set test "$test (missing /usr/sbin/prelink)"
foreach bin [split $arg] {
if [string match "-*" $bin] {
# Skip prelink options.
continue
}
set readelf_program [transform readelf]
set command "exec $readelf_program -WS $bin"
verbose -log "command is $command"
set result [catch $command output]
verbose -log "result is $result"
verbose -log "output is $output"
if {$result != 0 || [string match {* .gnu.prelink_undo *} $output]} {
fail "$test ($bin is already prelinked)"
return 0
}
}
pass $test
return 1
}
if {$result == 0 && $output == ""} {
verbose -log "$name has been now unprelinked"
set command "exec /usr/sbin/prelink -uN $arg"
@ -217,7 +241,9 @@ proc prelink_yes {arg {name ""}} {
# Try to unprelink it first so that, if it has been already prelinked
# before, we get a different address now, making the new result unaffected
# by any previous prelinking.
prelink_no $arg "$name pre-unprelink"
if ![prelink_no $arg "$name pre-unprelink"] {
return 0
}
set test "prelink $name"
@ -239,6 +265,19 @@ proc prelink_yes {arg {name ""}} {
set result [catch $command output]
verbose -log "result is $result"
verbose -log "output is $output"
if {$result == 1 && [regexp {^(couldn't execute "/usr/sbin/prelink[^\r\n]*": no such file or directory\n?)*$} $output]} {
set test "$test (missing /usr/sbin/prelink)"
# We could not find prelink. We could check whether $args is already
# prelinked but we don't, because:
# - It is unlikely that someone uninstalls prelink after having
# prelinked the system ld.so;
# - We still cannot change its prelinked address.
# Therefore, we just skip the test.
xfail $test
return 0
}
if {$result == 0 && $output == ""} {
pass $test
return 1