363 lines
10 KiB
Plaintext
363 lines
10 KiB
Plaintext
# start_stop.exp -- Expect script to test a threaded pgm which has terminating threads
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# Copyright (C) 1992 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# Comment out for now, since this test is (sometimes?) hanging on 11.0
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#
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# return 0
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# use this to debug:
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#
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#log_user 1
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# Thread stuff is _slow_; prepare for long waits.
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#
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# Further, this test has some "null" lines designed
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# to consume output from gdb that was too late to be
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# matched (sequence is "gdb_test" sends; timeout and
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# on to next send; result finally comes in; mismatch).
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#
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# The null command is 'gdb_test "p \$pc" ".*" ""'
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# NOTE: this command undoes any up/down stuff!
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#
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proc pre_timeout {} {
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global timeout
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set timeout [expr "$timeout + 100"]
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}
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proc post_timeout {} {
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global timeout
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global oldtimeout
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set timeout $oldtimeout
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gdb_test "p \$pc" ".*" ""
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}
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if $tracelevel then {
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strace $tracelevel
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}
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if { [skip_hp_tests] } then { continue }
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if { ![istarget "hppa*-*-hpux10.30"] && ![istarget "hppa*-*-hpux11.*"] } {
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verbose "HPUX thread test ignored for non-hppa or pre-HP/UX-10.30 targets."
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return 0
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}
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set testfile start-stop
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set srcfile ${srcdir}/${subdir}/${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if [get_compiler_info ${binfile}] {
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return -1
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}
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# To build the executable we need to link against the thread library.
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#
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# cc -Ae -g -o start-stop -lpthread start-stop.c
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#
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#compile "${srcfile} -Ae -g -lpthread -o ${binfile}"
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if {$gcc_compiled == 0} {
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set additional_flags "additional_flags=-Ae"
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} else {
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set additional_flags ""
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}
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if { [gdb_compile "${srcdir}/${subdir}/${testfile}.c" "${binfile}.o" object [list debug $additional_flags]] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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remote_exec build "ld /usr/ccs/lib/crt0.o ${binfile}.o -lcl -lpthread -lc /opt/langtools/lib/end.o -o ${binfile}"
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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if ![runto_main] then {
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fail "Can't run to main"
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return 0
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}
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set oldtimeout $timeout
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#set timeout [expr "$timeout + 200"]
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set oldverbose $verbose
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#set verbose 40
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gdb_test "b do_pass" ".*" "set do_pass bp"
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gdb_test "c" ".*Breakpoint.*do_pass.*" "run to do_pass"
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# Should be only one thread.
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#
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pre_timeout
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send_gdb "info thread\n"
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gdb_expect {
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-re ".*2 process.*$gdb_prompt $" { fail "Old code for 'thread.c'" }
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-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads" }
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-re ".*1 system thread.*$gdb_prompt $" { pass "Just one thread" }
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-re ".*$gdb_prompt $" { fail "no thread info" }
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timeout { fail "timeout on info thread 1" }
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}
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post_timeout
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# Run to a point after the thread creates (105 is just
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# before the first join).
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#
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# The "== Thread" stuff is output from the computing threads.
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#
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gdb_test "b 105" ".*Breakpoint.*" "set 105 bp"
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pre_timeout
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send_gdb "c\n"
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gdb_expect {
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-re ".*== Thread.*== Thread.*== Thread.*105.*$gdb_prompt $" {
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pass "new threads created and ended"
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set threads_exist 0
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}
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-re ".*== Thread.*== Thread.*105.*$gdb_prompt $" {
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pass "new threads created and ended"
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set threads_exist 1
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}
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-re ".*== Thread.*.*105.*$gdb_prompt $" {
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pass "new threads created and ended"
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set threads_exist 2
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}
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-re ".*New thread.*New th.*New th.*105.*$gdb_prompt $" {
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pass "new threads created"
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set threads_exist 3
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}
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-re ".*Breakpoint.*105.*$gdb_prompt $" {
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set threads_exist 0
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fail "didn't see any threads"
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}
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-re ".*$gdb_prompt $" {
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set threads_exist 0
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fail "didn't even hit bp"
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}
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timeout {
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set threads_exist -1
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fail "timeout on continue"
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}
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}
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# Look at the threads again. We expect that some of
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# the threads may have already finished execution.
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#
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send_gdb "info thread\n"
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gdb_expect {
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-re ".*4.*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 3 }
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-re ".*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 2 }
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-re ".*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 1 }
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-re ".* 1.*thread.*$gdb_prompt $" { set seen_threads 0 }
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-re ".*$gdb_prompt $" { set seen_threads 0 }
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timeout {
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set seen_threads -10
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fail "timeout on second info thread"
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}
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}
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post_timeout
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if { $seen_threads == $threads_exist } {
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pass "saw all threads that existed"
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} else {
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if { $seen_threads > $threads_exist } {
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fail "may have seen threads that didn't finish exiting yet"
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} else {
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fail "didn't see live threads"
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}
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}
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gdb_test "cle" ".*Deleted.*" "del bp at 105"
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# Check that threads are being consumed at the join call.
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# We expect to join three times. If we ever see the bp at
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# 111, we've gone too far.
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#
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gdb_test "b 106" ".*Breakpoint.*106.*" "set bp at 106"
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gdb_test "b 111" ".*Breakpoint.*111.*" "set bp at 111"
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# This one is sure: we're already in the loop.
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#
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gdb_test "c" ".*Breakpoint.*106.*" "hit bp at 106 1st time, 2 left"
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# Did we go around the loop again?
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#
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send_gdb "c\n"
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gdb_expect {
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-re ".*Breakpoint.*111.*" {
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fail "didn't join right 1"
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gdb_test "cle" ".*" ""
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}
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-re ".*Breakpoint.*106.*" {
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pass "hit bp at 106 2nd time, 1 left"
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send_gdb "c\n"
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gdb_expect {
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-re ".*Breakpoint.*111.*" {
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fail "didn't join right 2"
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gdb_test "cle" ".*" ""
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}
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-re ".*Breakpoint.*106.*" {
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pass "hit bp at 106 3rd time, 0 left"
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gdb_test "cle" ".*" ""
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gdb_test "c" ".*Breakpoint.*111.*" ""
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gdb_test "cle" ".*" ""
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}
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timeout { fail "timeout going around the loop"}
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}
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}
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timeout { fail "timeout getting to 106"}
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}
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# Should only be one thread now.
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#
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pre_timeout
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send_gdb "info thread\n"
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gdb_expect {
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-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads" }
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-re ".*1 system th.*$gdb_prompt $" { pass "Just one thread" }
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-re ".*$gdb_prompt $" { pass "One thread shown as no threads, ok" }
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timeout { fail "timeout third info thread" }
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}
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post_timeout
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#============================= Begin pass 2 ===========
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#
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# Ok, go around again
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#
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gdb_test "c" ".*Breakpoint.*do_pass.*" "hit do_pass bp again 2"
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gdb_test "b 105" ".*Breakpoint.*" "set 105 bp 2"
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pre_timeout
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send_gdb "c\n"
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gdb_expect {
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-re ".*== Thread.*== Thread.*== Thread.*$gdb_prompt $" {
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pass "new threads created and ended 2"
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set threads_exist 0
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}
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-re ".*== Thread.*== Thread.*$gdb_prompt $" {
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pass "new threads created and ended 2"
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set threads_exist 1
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}
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-re ".*== Thread.*$gdb_prompt $" {
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pass "new threads created and ended 2"
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set threads_exist 2
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}
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-re ".*New system thread.*New sys.*New.*105.*$gdb_prompt $" {
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pass "new threads created 2"
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set threads_exist 3
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}
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timeout {
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set threads_exist -1
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fail "timeout on continue 2"
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}
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}
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# Look at the threads again. We expect that some of
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# the threads may have already finished execution.
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#
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send_gdb "info thread\n"
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gdb_expect {
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-re ".*4.*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 3 }
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-re ".*3.*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 2 }
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-re ".*2.* 1.*thread.*$gdb_prompt $" { set seen_threads 1 }
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-re ".* 1.*thread.*$gdb_prompt $" { set seen_threads 0 }
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-re ".*$gdb_prompt $" { set seen_threads 0 }
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timeout {
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set seen_threads -10
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fail "timeout on second info thread 2"
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}
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}
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post_timeout
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if { $seen_threads == $threads_exist } {
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pass "saw all threads that existed"
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} else {
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if { $seen_threads > $threads_exist } {
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fail "may have seen threads that didn't finish exiting yet 2"
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} else {
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fail "didn't see live threads 2"
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}
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}
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gdb_test "cle" ".*Deleted.*" "del bp at 105 2"
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# Check that threads are being consumed at the join call.
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# We expect to join three times. If we ever see the bp at
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# 111, we've gone too far.
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#
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gdb_test "b 106" ".*Breakpoint.*106.*" "set bp at 106 2"
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gdb_test "b 111" ".*Breakpoint.*111.*" "set bp at 111 2"
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# This one is sure: we're already in the loop.
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#
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gdb_test "c" ".*Breakpoint.*106.*" "hit bp at 106 1st time, 2 left 2"
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# Did we go around the loop again?
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#
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send_gdb "c\n"
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gdb_expect {
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-re ".*Breakpoint.*111.*" {
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fail "didn't join right 1, pass 2"
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gdb_test "cle" ".*" ""
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}
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-re ".*Breakpoint.*106.*" {
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pass "hit bp at 106 2nd time, 1 left, pass 2"
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send_gdb "c\n"
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gdb_expect {
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-re ".*Breakpoint.*111.*" {
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fail "didn't join right 2, pass 2"
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gdb_test "cle" ".*" ""
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}
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-re ".*Breakpoint.*106.*" {
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pass "hit bp at 106 3rd time, 0 left, pass 2"
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gdb_test "cle" ".*" ""
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gdb_test "c" ".*Breakpoint.*111.*" ""
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gdb_test "cle" ".*" ""
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}
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timeout { fail "timeout going around loop, pass 2"}
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}
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}
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timeout { fail "timeout continue to 106, pass 2"}
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}
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# Should only be one thread now.
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#
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pre_timeout
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send_gdb "info thread\n"
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gdb_expect {
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-re ".*2 system thread.*1 sys.*$gdb_prompt $" { fail "Too many threads, pass 2" }
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-re ".*1 system thread.*$gdb_prompt $" { pass "Just one thread, pass 2" }
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-re ".*$gdb_prompt $" { pass "One thread shown as no threads, ok, pass 2" }
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timeout { fail "timeout last info thread, pass 2" }
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}
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post_timeout
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# Done!
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#
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gdb_exit
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set timeout $oldtimeout
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set verbose $oldverbose
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# execute_anywhere "rm -f ${binfile}"
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#
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return 0
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