diff options
Diffstat (limited to 'gdb/testsuite/gdb.base')
| -rw-r--r-- | gdb/testsuite/gdb.base/catch-signal.c | 46 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/catch-signal.exp | 129 |
2 files changed, 175 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.base/catch-signal.c b/gdb/testsuite/gdb.base/catch-signal.c new file mode 100644 index 0000000..9c68185 --- /dev/null +++ b/gdb/testsuite/gdb.base/catch-signal.c @@ -0,0 +1,46 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 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/>. */ + +#include <signal.h> +#include <unistd.h> + +void +do_nothing (void) +{ +} + +void +handle (int sig) +{ + do_nothing (); /* handle marker */ +} + +int +main () +{ + signal (SIGHUP, handle); + signal (SIGUSR1, SIG_IGN); + + raise (SIGHUP); /* first HUP */ + + raise (SIGHUP); /* second HUP */ + + raise (SIGHUP); /* third HUP */ + + raise (SIGHUP); /* fourth HUP */ +} + diff --git a/gdb/testsuite/gdb.base/catch-signal.exp b/gdb/testsuite/gdb.base/catch-signal.exp new file mode 100644 index 0000000..6c103af --- /dev/null +++ b/gdb/testsuite/gdb.base/catch-signal.exp @@ -0,0 +1,129 @@ +# Copyright 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,nosignals] { + verbose "Skipping sigall.exp because of nosignals." + continue +} + +standard_testfile + +if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} { + return -1 +} + +proc test_catch_signal {signame} { + global srcfile + + with_test_prefix $signame { + if {![runto_main]} { + return -1 + } + + # Test "catch signal" without arguments. + # Don't let the signal be handled otherwise. + gdb_breakpoint ${srcfile}:[gdb_get_line_number "first HUP"] + gdb_continue_to_breakpoint "first HUP" + gdb_test "handle SIGHUP nostop noprint pass" \ + "SIGHUP.*No.*No.*Yes.*" + gdb_test "catch signal" "Catchpoint .*" + gdb_test "continue" "Catchpoint .*" + + # Now ensure that the "pass" setting worked, and also that we did not + # see gdb's SIGTRAP. + gdb_breakpoint ${srcfile}:[gdb_get_line_number "handle marker"] + gdb_continue_to_breakpoint "handle marker" + + delete_breakpoints + + # Catch just $SIGNAME. + gdb_breakpoint ${srcfile}:[gdb_get_line_number "second HUP"] + gdb_continue_to_breakpoint "second HUP" + gdb_test "catch signal $signame" "Catchpoint .*" + gdb_test "continue" "Catchpoint .*" + delete_breakpoints + + # Catch just SIGUSR1 -- but it isn't sent. + gdb_breakpoint ${srcfile}:[gdb_get_line_number "third HUP"] + gdb_continue_to_breakpoint "third HUP" + gdb_test "handle SIGUSR1 nostop noprint pass" \ + "SIGUSR1.*No.*No.*Yes.*" + gdb_test "catch signal SIGUSR1" "Catchpoint .*" + + # Also verify that if we set SIGHUP to "nopass", then it is + # still not delivered. + gdb_breakpoint ${srcfile}:[gdb_get_line_number "handle marker"] + gdb_test "handle SIGHUP nostop noprint nopass" \ + "SIGHUP.*No.*No.*No.*" + + gdb_breakpoint ${srcfile}:[gdb_get_line_number "fourth HUP"] + gdb_continue_to_breakpoint "fourth HUP" + delete_breakpoints + } +} + +# Test with symbolic signal. +test_catch_signal SIGHUP + +# Test with numeric signal. +clean_restart $testfile +test_catch_signal 1 + +# Test with two signals in catchpoint. +clean_restart $testfile +test_catch_signal "SIGHUP SIGUSR2" + +# +# Coverage tests. +# + +gdb_test "catch signal SIGZARDOZ" "Unknown signal name 'SIGZARDOZ'." +gdb_test "catch signal all" "Catchpoint .*" +gdb_test "catch signal all SIGHUP" "'all' cannot be caught with other signals" +gdb_test "catch signal SIGHUP all" "'all' cannot be caught with other signals" + +set i 0 +foreach {arg desc} {"" "standard signals" \ + SIGHUP SIGHUP \ + "SIGHUP SIGUSR2" "SIGHUP SIGUSR2" \ + all "any signal"} { + delete_breakpoints + gdb_test "catch signal $arg" "Catchpoint .*" \ + "set catchpoint '$arg' for printing" + gdb_test "info break" "$decimal.*catchpoint.*signal.*$desc.*" \ + "info break for '$arg'" + gdb_test "save breakpoints [standard_output_file bps.$i]" \ + "Saved to file .*bps.$i.*" \ + "save breakpoints for '$arg'" + + set filename [remote_upload host [standard_output_file bps.$i] \ + [standard_output_file bps-local.$i]] + set fd [open $filename] + set contents [read -nonewline $fd] + close $fd + + if {$arg == ""} { + set pattern "catch signal" + } else { + set pattern "catch signal $arg" + } + if {[string match $pattern $contents]} { + pass "results of save breakpoints for '$arg'" + } else { + fail "results of save breakpoints for '$arg'" + } + + incr i +} |