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old-cross-binutils/gdb/testsuite/gdb.hp/start-stop.exp
Stan Shebs 7a292a7adf import gdb-19990422 snapshot
1999-04-26 18:34:20 +00:00

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# start_stop.exp -- Expect script to test a threaded pgm which has terminating threads
# 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
# Comment out for now, since this test is (sometimes?) hanging on 11.0
#
# return 0
# use this to debug:
#
#log_user 1
# 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 {} {
global timeout
set timeout [expr "$timeout + 100"]
}
proc post_timeout {} {
global timeout
global oldtimeout
set timeout $oldtimeout
gdb_test "p \$pc" ".*" ""
}
if $tracelevel then {
strace $tracelevel
}
if { [skip_hp_tests] } then { continue }
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
}
set testfile start-stop
set srcfile ${srcdir}/${subdir}/${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if [get_compiler_info ${binfile}] {
return -1
}
# To build the executable we need to link against the thread library.
#
# cc -Ae -g -o start-stop -lpthread start-stop.c
#
#compile "${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
gdb_load ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
}
set oldtimeout $timeout
#set timeout [expr "$timeout + 200"]
set oldverbose $verbose
#set verbose 40
gdb_test "b do_pass" ".*" "set do_pass bp"
gdb_test "c" ".*Breakpoint.*do_pass.*" "run to do_pass"
# Should be only one thread.
#
pre_timeout
send_gdb "info thread\n"
gdb_expect {
-re ".*2 process.*$gdb_prompt $" { fail "Old code for 'thread.c'" }
-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads" }
-re ".*1 system thread.*$gdb_prompt $" { pass "Just one thread" }
-re ".*$gdb_prompt $" { fail "no thread info" }
timeout { fail "timeout on info thread 1" }
}
post_timeout
# Run to a point after the thread creates (105 is just
# before the first join).
#
# The "== Thread" stuff is output from the computing threads.
#
gdb_test "b 105" ".*Breakpoint.*" "set 105 bp"
pre_timeout
send_gdb "c\n"
gdb_expect {
-re ".*== Thread.*== Thread.*== Thread.*105.*$gdb_prompt $" {
pass "new threads created and ended"
set threads_exist 0
}
-re ".*== Thread.*== Thread.*105.*$gdb_prompt $" {
pass "new threads created and ended"
set threads_exist 1
}
-re ".*== Thread.*.*105.*$gdb_prompt $" {
pass "new threads created and ended"
set threads_exist 2
}
-re ".*New thread.*New th.*New th.*105.*$gdb_prompt $" {
pass "new threads created"
set threads_exist 3
}
-re ".*Breakpoint.*105.*$gdb_prompt $" {
set threads_exist 0
fail "didn't see any threads"
}
-re ".*$gdb_prompt $" {
set threads_exist 0
fail "didn't even hit bp"
}
timeout {
set threads_exist -1
fail "timeout on continue"
}
}
# Look at the threads again. We expect that some of
# the threads may have already finished execution.
#
send_gdb "info thread\n"
gdb_expect {
-re ".*4.*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 3 }
-re ".*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 2 }
-re ".*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 1 }
-re ".* 1.*thread.*$gdb_prompt $" { set seen_threads 0 }
-re ".*$gdb_prompt $" { set seen_threads 0 }
timeout {
set seen_threads -10
fail "timeout on second info thread"
}
}
post_timeout
if { $seen_threads == $threads_exist } {
pass "saw all threads that existed"
} else {
if { $seen_threads > $threads_exist } {
fail "may have seen threads that didn't finish exiting yet"
} else {
fail "didn't see live threads"
}
}
gdb_test "cle" ".*Deleted.*" "del bp at 105"
# Check that threads are being consumed at the join call.
# We expect to join three times. If we ever see the bp at
# 111, we've gone too far.
#
gdb_test "b 106" ".*Breakpoint.*106.*" "set bp at 106"
gdb_test "b 111" ".*Breakpoint.*111.*" "set bp at 111"
# This one is sure: we're already in the loop.
#
gdb_test "c" ".*Breakpoint.*106.*" "hit bp at 106 1st time, 2 left"
# Did we go around the loop again?
#
send_gdb "c\n"
gdb_expect {
-re ".*Breakpoint.*111.*" {
fail "didn't join right 1"
gdb_test "cle" ".*" ""
}
-re ".*Breakpoint.*106.*" {
pass "hit bp at 106 2nd time, 1 left"
send_gdb "c\n"
gdb_expect {
-re ".*Breakpoint.*111.*" {
fail "didn't join right 2"
gdb_test "cle" ".*" ""
}
-re ".*Breakpoint.*106.*" {
pass "hit bp at 106 3rd time, 0 left"
gdb_test "cle" ".*" ""
gdb_test "c" ".*Breakpoint.*111.*" ""
gdb_test "cle" ".*" ""
}
timeout { fail "timeout going around the loop"}
}
}
timeout { fail "timeout getting to 106"}
}
# Should only be one thread now.
#
pre_timeout
send_gdb "info thread\n"
gdb_expect {
-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads" }
-re ".*1 system th.*$gdb_prompt $" { pass "Just one thread" }
-re ".*$gdb_prompt $" { pass "One thread shown as no threads, ok" }
timeout { fail "timeout third info thread" }
}
post_timeout
#============================= Begin pass 2 ===========
#
# Ok, go around again
#
gdb_test "c" ".*Breakpoint.*do_pass.*" "hit do_pass bp again 2"
gdb_test "b 105" ".*Breakpoint.*" "set 105 bp 2"
pre_timeout
send_gdb "c\n"
gdb_expect {
-re ".*== Thread.*== Thread.*== Thread.*$gdb_prompt $" {
pass "new threads created and ended 2"
set threads_exist 0
}
-re ".*== Thread.*== Thread.*$gdb_prompt $" {
pass "new threads created and ended 2"
set threads_exist 1
}
-re ".*== Thread.*$gdb_prompt $" {
pass "new threads created and ended 2"
set threads_exist 2
}
-re ".*New system thread.*New sys.*New.*105.*$gdb_prompt $" {
pass "new threads created 2"
set threads_exist 3
}
timeout {
set threads_exist -1
fail "timeout on continue 2"
}
}
# Look at the threads again. We expect that some of
# the threads may have already finished execution.
#
send_gdb "info thread\n"
gdb_expect {
-re ".*4.*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 3 }
-re ".*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 2 }
-re ".*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 1 }
-re ".* 1.*thread.*$gdb_prompt $" { set seen_threads 0 }
-re ".*$gdb_prompt $" { set seen_threads 0 }
timeout {
set seen_threads -10
fail "timeout on second info thread 2"
}
}
post_timeout
if { $seen_threads == $threads_exist } {
pass "saw all threads that existed"
} else {
if { $seen_threads > $threads_exist } {
fail "may have seen threads that didn't finish exiting yet 2"
} else {
fail "didn't see live threads 2"
}
}
gdb_test "cle" ".*Deleted.*" "del bp at 105 2"
# Check that threads are being consumed at the join call.
# We expect to join three times. If we ever see the bp at
# 111, we've gone too far.
#
gdb_test "b 106" ".*Breakpoint.*106.*" "set bp at 106 2"
gdb_test "b 111" ".*Breakpoint.*111.*" "set bp at 111 2"
# This one is sure: we're already in the loop.
#
gdb_test "c" ".*Breakpoint.*106.*" "hit bp at 106 1st time, 2 left 2"
# Did we go around the loop again?
#
send_gdb "c\n"
gdb_expect {
-re ".*Breakpoint.*111.*" {
fail "didn't join right 1, pass 2"
gdb_test "cle" ".*" ""
}
-re ".*Breakpoint.*106.*" {
pass "hit bp at 106 2nd time, 1 left, pass 2"
send_gdb "c\n"
gdb_expect {
-re ".*Breakpoint.*111.*" {
fail "didn't join right 2, pass 2"
gdb_test "cle" ".*" ""
}
-re ".*Breakpoint.*106.*" {
pass "hit bp at 106 3rd time, 0 left, pass 2"
gdb_test "cle" ".*" ""
gdb_test "c" ".*Breakpoint.*111.*" ""
gdb_test "cle" ".*" ""
}
timeout { fail "timeout going around loop, pass 2"}
}
}
timeout { fail "timeout continue to 106, pass 2"}
}
# Should only be one thread now.
#
pre_timeout
send_gdb "info thread\n"
gdb_expect {
-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads, pass 2" }
-re ".*1 system thread.*$gdb_prompt $" { pass "Just one thread, pass 2" }
-re ".*$gdb_prompt $" { pass "One thread shown as no threads, ok, pass 2" }
timeout { fail "timeout last info thread, pass 2" }
}
post_timeout
# Done!
#
gdb_exit
set timeout $oldtimeout
set verbose $oldverbose
# execute_anywhere "rm -f ${binfile}"
#
return 0
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