229 lines
6.2 KiB
Text
229 lines
6.2 KiB
Text
# Copyright 1994-2016 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 3 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, see <http://www.gnu.org/licenses/>.
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if [target_info exists gdb,nointerrupts] {
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verbose "Skipping interrupt.exp because of nointerrupts."
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continue
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}
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if [target_info exists gdb,noinferiorio] {
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verbose "Skipping interrupt.exp because of noinferiorio."
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return
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}
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standard_testfile
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set options { debug }
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if { ! [target_info exists gdb,nosignals] } {
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lappend options "additional_flags=-DSIGNALS"
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}
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if {[build_executable $testfile.exp $testfile $srcfile $options] == -1} {
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untested $testfile.exp
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return -1
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}
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gdb_start
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if ![file exists $binfile] then {
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perror "$binfile does not exist."
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return 0
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} else {
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load $binfile
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# Hope this is unix :-)
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gdb_test "shell stty intr '^C'" ".*" \
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"set interrupt character in interrupt.exp"
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if [runto_main] then {
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global inferior_spawn_id gdb_spawn_id
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set msg "process is alive"
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gdb_test_multiple "continue" $msg {
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-i "$inferior_spawn_id" -re "talk to me baby\r\n" {
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pass $msg
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}
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}
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# This should appear twice, once for the echo and once for the
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# program's output.
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set msg "child process ate our char"
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send_inferior "a\n"
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gdb_test_multiple "" $msg {
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-i "$inferior_spawn_id" -re "^a\r\na\r\n$" {
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pass $msg
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}
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}
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# Wait until the program is in the read system call again.
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sleep 2
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# Cntrl-c may fail for simulator targets running on a BSD host.
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# This is the result of a combination of the read syscall
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# being restarted and gdb capturing the cntrl-c signal.
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# Cntrl-c may fail for simulator targets on slow hosts.
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# This is because there is a race condition between entering
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# the read and delivering the cntrl-c.
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send_gdb "\003"
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set msg "send_gdb control C"
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gdb_test_multiple "" $msg {
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-re "Program received signal SIGINT.*$gdb_prompt $" {
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pass $msg
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}
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}
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set msg "call function when asleep"
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send_gdb "p func1 ()\n"
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gdb_test_multiple "" $msg {
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-re " = 4.*$gdb_prompt $" {
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pass $msg
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}
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-re ".*Program received signal SIG(SEGV|ILL).*$gdb_prompt $" {
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setup_xfail "i*86-pc-linux*-gnu*"
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fail "child died when we called func1, skipped rest of tests"
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return
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}
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-re "$gdb_prompt $" {
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fail "call function when asleep (wrong output)"
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}
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default {
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# This fail probably happens whenever we use /proc (we
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# don't use PRSABORT), but apparently also happens on
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# other machines as well.
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setup_xfail "sparc*-*-solaris2*"
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setup_xfail "i*86-*-solaris2*"
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setup_xfail "*-*-sysv4*"
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setup_xfail "vax-*-*"
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setup_xfail "alpha-*-*"
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setup_xfail "*-*-*bsd*"
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setup_xfail "*-*-*lynx*"
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fail "$msg (stays asleep)"
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# Send the inferior a newline to wake it up.
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send_inferior "\n"
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gdb_test "" " = 4" "call function after waking it"
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}
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}
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# Now try calling the function again.
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gdb_test "p func1 ()" " = 4" "call function a second time"
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# And the program should still be doing the same thing.
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# The optional trailing \r\n is in case we sent a newline above
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# to wake the program, in which case the program now sends it
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# back. We check for it either here or in the next gdb_expect
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# command, because which one it ends up in is timing dependent.
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send_gdb "continue\n"
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# For some reason, i386-*-sysv4 gdb fails to issue the Continuing
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# message, but otherwise appears normal (FIXME).
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set msg "continue"
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gdb_test_multiple "" "$msg" {
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-re "^continue\r\nContinuing.\r\n(\r\n|)$" {
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pass $msg
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}
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-re "^continue\r\n\r\n" {
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fail "$msg (missing Continuing.)"
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}
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}
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send_inferior "data\n"
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# The optional leading \r\n is in case we sent a newline above
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# to wake the program, in which case the program now sends it
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# back.
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set msg "echo data"
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gdb_test_multiple "" $msg {
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-i "$inferior_spawn_id" -re "^(\r\n|)data\r\ndata\r\n$" {
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pass $msg
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}
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-i "$gdb_spawn_id" -re "Undefined command.*$gdb_prompt " {
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fail $msg
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}
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}
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if { ! [target_info exists gdb,nosignals] } {
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# Wait until the program is in the read system call again.
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sleep 2
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# Stop the program for another test.
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set msg "Send Control-C, second time"
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send_gdb "\003"
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gdb_test_multiple "" "$msg" {
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-re "Program received signal SIGINT.*$gdb_prompt $" {
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pass "$msg"
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}
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}
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# The "signal" command should deliver the correct signal and
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# return to the loop.
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set msg "signal SIGINT"
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gdb_test_multiple "signal SIGINT" "$msg" {
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-re "^signal SIGINT\r\nContinuing with signal SIGINT.\r\n(\r\n|)$" {
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pass "$msg"
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}
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}
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# We should be back in the loop.
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send_inferior "more data\n"
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set msg "echo more data"
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gdb_test_multiple "" $msg {
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-i "$inferior_spawn_id" -re "^(\r\n|)more data\r\nmore data\r\n$" {
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pass $msg
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}
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}
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}
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set saw_end_of_file 0
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set saw_inferior_exit 0
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set msg "send end of file"
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send_inferior "\004"
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set spawn_list "$inferior_spawn_id"
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gdb_test_multiple "" $msg {
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-i spawn_list -re "end of file" {
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set saw_end_of_file 1
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verbose -log "saw \"end of file\""
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if {!$saw_inferior_exit} {
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# When $inferior_spawn_id != $gdb_spawn_id, such
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# as when testing with gdbserver, we may see the
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# eof (the process exit, not the string just
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# matched) for $inferior_spawn_id before the
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# expected gdb output. Clear this so we no longer
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# expect anything out of $inferior_spawn_id.
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set spawn_list ""
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exp_continue
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}
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}
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-i "$gdb_spawn_id" -re "$inferior_exited_re normally.*$gdb_prompt " {
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set saw_inferior_exit 1
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verbose -log "saw inferior exit"
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if {!$saw_end_of_file} {
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exp_continue
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}
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}
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}
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gdb_assert { $saw_end_of_file && $saw_inferior_exit } $msg
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}
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}
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return 0
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