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# Copyright 1994-2000, 2007-2012 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/>.
if [target_info exists gdb,nointerrupts] {
verbose "Skipping interrupt.exp because of nointerrupts."
continue
}
if [target_info exists gdb,noinferiorio] {
verbose "Skipping interrupt.exp because of noinferiorio."
return
}
if $tracelevel then {
strace $tracelevel
}
set testfile interrupt
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
set options { debug }
if { ! [target_info exists gdb,nosignals] } {
lappend options "additional_flags=-DSIGNALS"
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $options] != "" } {
untested interrupt.exp
return -1
}
gdb_start
if ![file exists $binfile] then {
perror "$binfile does not exist."
return 0
} else {
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $binfile
# Hope this is unix :-)
gdb_test "shell stty intr '^C'" ".*" \
"set interrupt character in interrupt.exp"
if [runto_main] then {
send_gdb "continue\n"
gdb_expect {
-re "\r\ntalk to me baby\r\n$" {
pass "child process is alive"
}
timeout { fail "run (timeout)" }
eof { fail "run (eof)" }
}
# This should appear twice, once for the echo and once for the
# program's output. Under dejagnu (but not interactively) for
# SunOS4, it only appears once. Don't worry about it, I imagine
# dejagnu has just done something to the tty modes.
send_gdb "a\n"
gdb_expect {
-re "^a\r\n(|a\r\n)$" {
pass "child process ate our char"
}
timeout { fail "echo a (timeout)" }
eof { fail "echo a (eof)" }
}
# Wait until the program is in the read system call again.
sleep 2
# Cntrl-c may fail for simulator targets running on a BSD host.
# This is the result of a combination of the read syscall
# being restarted and gdb capturing the cntrl-c signal.
# Cntrl-c may fail for simulator targets on slow hosts.
# This is because there is a race condition between entering
# the read and delivering the cntrl-c.
send_gdb "\003"
gdb_expect {
-re "Program received signal SIGINT.*$gdb_prompt $" {
pass "send_gdb control C"
}
-re ".*$gdb_prompt $" { fail "send_gdb control C" }
timeout { fail "send_gdb control C (timeout)" }
eof { fail "send_gdb control C (eof)" }
}
send_gdb "p func1 ()\n"
gdb_expect {
-re " = 4.*$gdb_prompt $" { pass "call function when asleep" }
-re ".*Program received signal SIG(SEGV|ILL).*$gdb_prompt $" {
setup_xfail "i*86-pc-linux*-gnu*"
fail "child died when we called func1, skipped rest of tests"
return
}
-re "$gdb_prompt $" {
# On HPUX-11.0 'send "p func1 ()"' above
# terminates the program. A defect is pending on this
# issue [defect #DTS CHFts24203]. Hence calling setup_xfail
# below.
setup_xfail "hppa*-*-*11*" CHFts24203
fail "call function when asleep (wrong output)"
}
default {
# This fail probably happens whenever we use /proc (we
# don't use PRSABORT), but apparently also happens on
# other machines as well.
setup_xfail "sparc*-*-solaris2*"
setup_xfail "mips-*-ultrix*"
setup_xfail "i*86-*-solaris2*"
setup_xfail "*-*-sysv4*"
setup_xfail "vax-*-*"
setup_xfail "alpha-*-*"
setup_xfail "*-*-*bsd*"
setup_xfail "*-*-irix*"
setup_xfail "*-*-hpux*"
setup_xfail "*-*-*lynx*"
fail "call function when asleep (stays asleep)"
# Send_Gdb a newline to wake it up
send_gdb "\n"
gdb_test "" " = 4" "call function after waking it"
}
# eof { fail "call function when asleep (eof)" }
}
# Now try calling the function again.
gdb_test "p func1 ()" " = 4" "call function a second time"
# And the program should still be doing the same thing.
# The optional trailing \r\n is in case we sent a newline above
# to wake the program, in which case the program now sends it
# back. We check for it either here or in the next gdb_expect
# command, because which one it ends up in is timing dependent.
send_gdb "continue\n"
# For some reason, i386-*-sysv4 gdb fails to issue the Continuing
# message, but otherwise appears normal (FIXME).
gdb_expect {
-re "^continue\r\nContinuing.\r\n(\r\n|)$" { pass "continue" }
-re "^continue\r\n\r\n" { fail "continue (missing Continuing.)" }
-re "$gdb_prompt $" { fail "continue" }
timeout { fail "continue (timeout)" }
eof { fail "continue (eof)" }
}
send_gdb "data\n"
# The optional leading \r\n is in case we sent a newline above
# to wake the program, in which case the program now sends it
# back.
# FIXME: The pattern below leads to an expected success on HPUX-11.0
# but the success is spurious. Need to provide the right reg.expr.
# here.
gdb_expect {
-re "^(\r\n|)data\r\n(|data\r\n)$" { pass "echo data" }
-re "Undefined command.*$gdb_prompt " { fail "echo data" }
timeout { fail "echo data (timeout)" }
eof { fail "echo data (eof)" }
}
if { ! [target_info exists gdb,nosignals] } {
# Wait until the program is in the read system call again.
sleep 2
# Stop the program for another test.
set msg "Send Control-C, second time"
send_gdb "\003"
gdb_test_multiple "" "$msg" {
-re "Program received signal SIGINT.*$gdb_prompt $" {
pass "$msg"
}
}
# The "signal" command should deliver the correct signal and
# return to the loop.
set msg "signal SIGINT"
gdb_test_multiple "signal SIGINT" "$msg" {
-re "^signal SIGINT\r\nContinuing with signal SIGINT.\r\n(\r\n|)$" { pass "$msg" }
}
# We should be back in the loop.
send_gdb "more data\n"
gdb_expect {
-re "^(\r\n|)more data\r\n(|more data\r\n)$" { pass "echo more data" }
timeout { fail "echo more data (timeout)" }
eof { fail "echo more data (eof)" }
}
}
send_gdb "\004"
gdb_expect {
-re "end of file.*$inferior_exited_re normally.*$gdb_prompt $" {
pass "send end of file"
}
-re "$gdb_prompt $" { fail "send end of file" }
timeout { fail "send end of file (timeout)" }
eof { fail "send end of file (eof)" }
}
}
}
return 0
|
