diff options
| -rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/quit-live.c | 27 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/quit-live.exp | 178 |
3 files changed, 210 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 511d526..13265ba 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-10-17 Pedro Alves <palves@redhat.com> + + * gdb.base/quit-live.c: New file. + * gdb.base/quit-live.exp: New file. + 2017-10-16 Keith Seitz <keiths@redhat.com> * gdb.cp/classes.cc (class_with_typedefs, class_with_public_typedef) diff --git a/gdb/testsuite/gdb.base/quit-live.c b/gdb/testsuite/gdb.base/quit-live.c new file mode 100644 index 0000000..d29fd25 --- /dev/null +++ b/gdb/testsuite/gdb.base/quit-live.c @@ -0,0 +1,27 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2017 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/>. */ + +#include <unistd.h> + +int +main () +{ + int secs = 30; + + while (secs--) + sleep (1); +} diff --git a/gdb/testsuite/gdb.base/quit-live.exp b/gdb/testsuite/gdb.base/quit-live.exp new file mode 100644 index 0000000..0ea0080 --- /dev/null +++ b/gdb/testsuite/gdb.base/quit-live.exp @@ -0,0 +1,178 @@ +# Copyright (C) 2017 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/>. + +# Test quitting GDB with live inferiors. +# +# Exercises combinations of: +# +# - quitting with "quit" command, or with SIGTERM/SIGHUP signals. +# +# - quitting with live inferior selected, or file_stratum inferior +# selected. +# +# - quitting after "run", or after "attach". +# +# - quitting with local executable, or executable loaded from target +# directly (via default "target:/" sysroot), or with no executable +# loaded. + +# Note: sending an asynchronous SIGHUP with kill is not the exact same +# as closing GDB's input, and that resulting in SIGHUP. However, it's +# still a good approximation, and it has the advantage that because +# GDB still has a terminal, internal errors (if any) are visible in +# gdb.sum/gdb.log. + +standard_testfile + +if {[build_executable "failed to build" $testfile $srcfile debug]} { + return +} + +# Send signal SIG to GDB, and expect GDB to exit. + +proc test_quit_with_sig {sig} { + set gdb_pid [exp_pid -i [board_info host fileid]] + remote_exec host "kill -$sig ${gdb_pid}" + + set test "quit with SIG$sig" + # If GDB mishandles the signal and doesn't exit, this should FAIL + # with timeout. We don't expect a GDB prompt, so if we see one, + # we'll FAIL too (without having to wait for timeout). + gdb_test_multiple "" $test { + eof { + pass $test + } + } +} + +# Call the "quit" command with an inferior live. +# +# APPEAR_HOW specifies how the running inferior appears in GDB. Can +# be either: +# +# - "run" +# +# Appear via the "run" command. +# +# - "attach" +# +# Appear via the "attach" command. +# +# - "attach-nofile" +# +# Appear via the "attach" command, but with no program preloaded in +# GDB so that GDB reads the program directly from the target when +# remote debugging (i.e., from the target:/ sysroot). This makes +# sure that GDB doesn't misbehave if it decides to close the +# 'target:/.../program' exec_file after closing the remote +# connection. +# +# EXTRA_INFERIOR is a boolean that specifies whether we try to quit +# GDB with an extra executable-only (before "run") inferior selected +# or whether we try to quit GDB when the live inferior is selected, +# with no extra inferior. +# +# QUIT_HOW specifies how to tell GDB to quit. It can be either "quit" +# (for "quit" command), "sighup" or "sigterm" (for quitting with +# SIGHUP and SIGTERM signals, respectively). + +proc quit_with_live_inferior {appear_how extra_inferior quit_how} { + global srcfile testfile binfile + global gdb_spawn_id gdb_prompt + + set test_spawn_id "" + + if {$appear_how != "attach-nofile"} { + clean_restart $binfile + } else { + clean_restart + } + + if {$appear_how == "run"} { + if ![runto_main] then { + fail "can't run to main" + return + } + } elseif {$appear_how == "attach" || $appear_how == "attach-nofile"} { + set test_spawn_id [spawn_wait_for_attach $binfile] + set testpid [spawn_id_get_pid $test_spawn_id] + + if {[gdb_test "attach $testpid" \ + "Attaching to .*process $testpid.*Reading symbols from.*" \ + "attach"] != 0} { + kill_wait_spawned_process $test_spawn_id + return + } + } else { + error "unhandled '\$appear_how': $appear_how" + } + + if {$extra_inferior} { + gdb_test "add-inferior" "Added inferior 2*" \ + "add empty inferior 2" + gdb_test "inferior 2" "Switching to inferior 2.*" \ + "switch to inferior 2" + } + + if {$quit_how == "quit"} { + # Make regexp that matches the "quit" command's output. + proc make_re {how} { + multi_line \ + "A debugging session is active.\[ \t\r\n\]*Inferior 1\[^\r\n\]* will be $how\." \ + "" \ + "Quit anyway\\? \\(y or n\\) $" + } + + if {$appear_how == "run"} { + set quit_anyway_re [make_re "killed"] + } else { + set quit_anyway_re [make_re "detached"] + } + + set test "quit with \"quit\"" + gdb_test_multiple "quit" $test { + -re $quit_anyway_re { + send_gdb "y\n" + gdb_test_multiple "" $test { + eof { + pass $test + } + } + } + } + } elseif {$quit_how == "sighup"} { + test_quit_with_sig HUP + } elseif {$quit_how == "sigterm"} { + test_quit_with_sig TERM + } else { + error "unhandled '\$quit_how': $quit_how" + } + + if {$test_spawn_id != ""} { + kill_wait_spawned_process $test_spawn_id + } +} + +foreach_with_prefix appear_how {"run" "attach" "attach-nofile"} { + if {$appear_how != "run" && ![can_spawn_for_attach]} { + continue + } + + foreach_with_prefix extra_inferior {0 1} { + foreach_with_prefix quit_how {"quit" "sigterm" "sighup"} { + quit_with_live_inferior $appear_how $extra_inferior $quit_how + } + } +} |