old-cross-binutils/gdb/testsuite/gdb.hp/attach2.exp
1999-01-11 05:36:48 +00:00

263 lines
6.8 KiB
Text

# attach.exp -- Expect script to test attaching to a threaded pgm
# Copyright (C) 1992 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 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. */
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# use this to debug:
#
#log_user 1
# Temporarily comment out - hanging
#return 0
if $tracelevel then {
strace $tracelevel
}
# Thread stuff is _slow_; prepare for long waits.
#
# Further, this test has some "null" lines designed
# to consume output from gdb that was too late to be
# matched (sequence is "gdb_test" sends; timeout and
# on to next send; result finally comes in; mismatch).
#
# The null command is 'gdb_test "p \$pc" ".*" ""'
# NOTE: this command undoes any up/down stuff!
#
proc pre_timeout { how_long } {
global timeout
set timeout [expr "$timeout + $how_long"]
}
proc post_timeout {} {
global timeout
global oldtimeout
set timeout $oldtimeout
gdb_test "p \$pc" ".*" ""
}
if { ![istarget "hppa*-*-hpux10.30"] && ![istarget "hppa*-*-hpux11.*"] } {
verbose "HPUX thread test ignored for non-hppa or pre-HP/UX-10.30 targets."
return 0
}
# We used to wait 5 seconds , but tiamat is faster than
# hydra...or is it that the OS allocates time differently(?).
#
set delay 5
if { ![istarget "hppa*-*-hpux11.*"] } {
set delay 45
}
set testfile quicksort
set srcfile ${srcdir}/${subdir}/${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if [get_compiler_info ${binfile}] {
return -1
}
set oldtimeout $timeout
#set timeout [expr "$timeout + 100"]
set oldverbose $verbose
#set verbose 40
# To build the executable we need to link against the thread library.
#
# cc -Ae -g -o quicksort -lpthread quicksort.c
#
#remote_exec build "${srcfile} -Ae -g -lpthread -o ${binfile}"
#gdb_compile "${srcfile} -Ae -g -lpthread -o ${binfile}"
if {$gcc_compiled == 0} {
set additional_flags "additional_flags=-Ae"
} else {
set additional_flags ""
}
if { [gdb_compile "${srcdir}/${subdir}/${testfile}.c" "${binfile}.o" object [list debug $additional_flags]] != "" } {
gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}
remote_exec build "ld /usr/ccs/lib/crt0.o ${binfile}.o -lcl -lpthread -lc /opt/langtools/lib/end.o -o ${binfile}"
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
# Start the application running and get its pid.
# Then we wait for it to get started and attach.
#
set testpid [eval exec $binfile 1 &]
exec sleep $delay
# Now attach to the file.
#
pre_timeout 100
gdb_test "attach $testpid" ".*Attaching to process.*Reading symbols from.*done.*" "attach to target"
post_timeout
# Wait for things to quiesce.
#
exec sleep 0
send_gdb "bt\n"
set do_return 0
set do_go_to_118 0
pre_timeout 400
gdb_expect {
-re ".*sleep.*work_init.*main.*$gdb_prompt $" {
pass "at expected location"
}
-re ".*drand48.*$gdb_prompt $" {
set do_go_to_118 1
}
-re ".*pthread_mutex_lock.*$gdb_prompt $" {
set do_go_to_118 1
}
-re ".*pthread_mutex_unlock.*$gdb_prompt $" {
set do_go_to_118 1
}
-re ".*main.*$gdb_prompt $" {
set do_go_to_118 1
}
-re ".*No stack.*$gdb_prompt $" {
fail "Failed attach, change wait amount down, rest would fail"
set do_return 1
}
-re ".*$gdb_prompt $" {
# Who knows?
#
set do_go_to_118 1
}
timeout {
set do_return 1
fail "timeout on bt, avoiding rest of test"
}
}
post_timeout
# Too late; just give up.
#
if { $do_return } {
set timeout $oldtimeout
set verbose $oldverbose
return 0
}
# Maybe too early--set a temp break and continue.
# We have to set this on both paths, so that we can
# know what numbers breakpoints will be.
#
gdb_test "tb 118" ".*Breakpoint 1.*118.*" ""
if { $do_go_to_118 } {
pre_timeout 100
send_gdb "c\n"
gdb_expect {
-re ".*at.*118.*118.*$gdb_prompt $" {
# Ok, just keep going
}
-re ".*Program exited.*$gdb_prompt $" {
fail "Attached too late, set wait amount downwards"
set timeout $oldtimeout
set verbose $oldverbose
return 0
}
-re ".*$gdb_prompt $" {
fail "Unexpected result on attach"
set timeout $oldtimeout
set verbose $oldverbose
return 0
}
timeout {
fail "timeout on continue "
}
}
post_timeout
}
# Look at the threads.
#
pre_timeout 100
gdb_test "info thread" ".*7.*6.*5.*4.*3.*2.*\\\* 1.*thread.*" "first info thread"
post_timeout
# We expect to be inside the "sleep" call, so check that.
#
if { [expr "!$do_go_to_118"] } {
gdb_test "up" ".*\#1.*nanosleep.*" "up 1"
gdb_test "up" ".*\#2.*sleep.*" "up 2"
pre_timeout 100
gdb_test "up" ".*\#3.*work_init.*$testfile.*c:118.*sleep.*" "up 3"
post_timeout
} else {
send_user "Skipped three tests\n"
}
# Get out of that call.
#
gdb_test "b 120" ".*Breakpoint 2.*120.*" "set bp"
pre_timeout 100
gdb_test "c" ".*Breakpoint 2.*at.*120.*" "hit bp"
post_timeout
# Look at the threads.
#
pre_timeout 100
gdb_test "info thread" ".*7.*6.*5.*4.*3.*2.*1.*thread.*$testfile.*c*120.*" "2nd info thread"
post_timeout
# Do some more stuff, to make sure we can
#
gdb_test "thread 3" ".*Switching to.*thread.*ksleep.*" "switch thread"
gdb_test "up" ".*_lwp_cond_timedwait.*" "up 5"
gdb_test "up" ".*pthread_cond_wait.*" "up 6"
gdb_test "up" ".*\#3.*worker.*144.*" "up 7"
gdb_test "up" ".*__pthread_exit.*" "up 8"
gdb_test "up" ".*Initial.*cannot go up.*" "found thread base"
gdb_test "b 145 thr 3" ".*Breakpoint 3.*145.*" "thread-specific bp"
gdb_test "i b" ".*2.*breakpoint.*at.*120.*3.*breakpoint.*at.*145 thread 3.*" "show thread-specific bp"
gdb_test "del 2" ".*" ""
gdb_test "c" ".*Breakpoint 3.*145.*" "hit thread-specific bp"
gdb_test "i th" ".*\\\* 3.*145.*" "at correct thread"
pre_timeout 100
gdb_test "n" ".*146.*" "next from thread-specific bp"
post_timeout
gdb_test "d 3" ".*" ""
gdb_test "c" ".*Program exited normally\..*" "run to finish"
# Done!
#
gdb_exit
set timeout $oldtimeout
set verbose $oldverbose
# execute_anywhere "rm -f ${binfile}"
#
return 0