diff options
Diffstat (limited to 'gdb/testsuite')
-rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gdb/testsuite/gdb.base/attach-twice.c | 42 | ||||
-rw-r--r-- | gdb/testsuite/gdb.base/attach-twice.exp | 52 |
3 files changed, 99 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 16a32e4..d30037b 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-03-06 Jan Kratochvil <jan.kratochvil@redhat.com> + + * gdb.base/attach-twice.c: New files. + * gdb.base/attach-twice.exp: New files. + 2012-03-08 Keith Seitz <keiths@redhat.com> * lib/gdb.exp (gdb_get_line_number): Throw an diff --git a/gdb/testsuite/gdb.base/attach-twice.c b/gdb/testsuite/gdb.base/attach-twice.c new file mode 100644 index 0000000..cff2215 --- /dev/null +++ b/gdb/testsuite/gdb.base/attach-twice.c @@ -0,0 +1,42 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2011-2012 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 <stdlib.h> +#include <unistd.h> +#include <sys/ptrace.h> +#include <errno.h> + +int +main (void) +{ + long l; + + switch (fork ()) + { + case -1: + perror ("fork"); + exit (1); + case 0: + errno = 0; + ptrace (PTRACE_ATTACH, getppid (), NULL, NULL); + if (errno != 0) + perror ("PTRACE_ATTACH"); + break; + } + sleep (600); + return 0; +} diff --git a/gdb/testsuite/gdb.base/attach-twice.exp b/gdb/testsuite/gdb.base/attach-twice.exp new file mode 100644 index 0000000..65dfe25 --- /dev/null +++ b/gdb/testsuite/gdb.base/attach-twice.exp @@ -0,0 +1,52 @@ +# Copyright (C) 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/>. + +# Manipulation with PID on target is not supported. +if [is_remote target] then { + return 0 +} + +set testfile attach-twice +set executable ${testfile} +set binfile ${objdir}/${subdir}/${executable} + +if { [prepare_for_testing ${testfile}.exp $executable] } { + return -1 +} + +set testpid [eval exec $binfile &] +exec sleep 2 + +set parentpid 0 + +set test "attach" +gdb_test_multiple "attach $testpid" $test { + -re "Attaching to program: \[^\r\n\]*, process $testpid\r\n.*warning: process $testpid is already traced by process (\[0-9\]+)\r\n.*ptrace: Operation not permitted\\.\r\n$gdb_prompt $" { + set parentpid $expect_out(1,string) + pass $test + } + -re "Attaching to program: \[^\r\n\]*, process $testpid\r\n.*ptrace: Operation not permitted\\.\r\n$gdb_prompt $" { + fail $test + } + -re "\r\n$gdb_prompt $" { + xfail $test + } +} + +eval exec ps xfw +if {$parentpid != 0} { + eval exec kill -9 $parentpid +} +eval exec kill -9 $testpid |