028d0ed5d1
* mi/mi-main.c (mi_cmd_execute): Use cleanup from prepare_execute_command. * top.c (prepare_execute_command): Return cleanup. (execute_command): Use cleanup from prepare_execute_command. * top.h (prepare_execute_command): Change prototype to return cleanup. * defs.h (struct value): Add opaque declaration. (make_cleanup_value_free_to_mark): Add prototype. * utils.c (do_value_free_to_mark): New function. (make_cleanup_value_free_to_mark): Likewise. gdb/testsuite/ * gdb.python/py-function.exp: Test setting a value from a function which executes a command.
111 lines
3.8 KiB
Text
111 lines
3.8 KiB
Text
# Copyright (C) 2009, 2010, 2011 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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# This file is part of the GDB testsuite. It tests the mechanism
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# exposing convenience functions to Python.
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if $tracelevel then {
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strace $tracelevel
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}
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load_lib gdb-python.exp
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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# Skip all tests if Python scripting is not enabled.
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if { [skip_python_tests] } { continue }
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gdb_py_test_multiple "input convenience function" \
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"python" "" \
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"class test_func (gdb.Function):" "" \
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" def __init__ (self):" "" \
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" super (test_func, self).__init__ (\"test_func\")" "" \
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" def invoke (self, arg):" "" \
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" return \"test_func output, arg = %s\" % arg.string ()" "" \
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"test_func ()" "" \
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"end" ""
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gdb_test "print \$test_func (\"ugh\")" "= \"test_func output, arg = ugh\"" "call function"
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# Test returning a gdb.Value from the function. This segfaulted GDB at one point.
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gdb_py_test_multiple "input value-returning convenience function" \
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"python" "" \
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"class Double (gdb.Function):" "" \
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" def __init__ (self):" "" \
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" super (Double, self).__init__ (\"double\")" "" \
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" def invoke (self, n):" "" \
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" return n*2" "" \
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"Double ()" "" \
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"end" ""
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gdb_test "print \$double (1)" "= 2" "call value-returning function"
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gdb_py_test_multiple "input int-returning function" \
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"python" "" \
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"class Yes(gdb.Function):" "" \
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" def __init__(self):" "" \
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" gdb.Function.__init__(self, 'yes')" "" \
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" def invoke(self):" "" \
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" return 1" "" \
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"Yes ()" "" \
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"end" ""
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gdb_test "print \$yes() && \$yes()" " = 1" "call yes with &&"
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gdb_test "print \$yes() || \$yes()" " = 1" "call yes with ||"
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gdb_py_test_multiple "Test GDBError" \
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"python" "" \
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"class GDBError(gdb.Function):" "" \
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" def __init__(self):" "" \
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" gdb.Function.__init__(self, 'gdberror')" "" \
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" def invoke(self):" "" \
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" raise gdb.GdbError(\"This is a GdbError\")" "" \
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"GDBError ()" "" \
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"end" ""
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gdb_test "print \$gdberror()" "This is a GdbError.*" \
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"Test GdbError. There should not be a stack trace"
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gdb_py_test_multiple "Test Normal Error" \
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"python" "" \
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"class NormalError(gdb.Function):" "" \
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" def __init__(self):" "" \
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" gdb.Function.__init__(self, 'normalerror')" "" \
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" def invoke(self):" "" \
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" raise RuntimeError(\"This is a Normal Error\")" "" \
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"NormalError ()" "" \
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"end" ""
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gdb_test "print \$normalerror()" "Traceback.*File.*line 5.*in invoke.*RuntimeError.*This is a Normal Error.*" \
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"Test a Runtime error. There should be a stack trace."
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gdb_py_test_multiple "input command-calling function" \
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"python" "" \
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"class CallCommand(gdb.Function):" "" \
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" def __init__(self):" "" \
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" gdb.Function.__init__(self, 'call_command')" "" \
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" def invoke(self):" "" \
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" return gdb.execute('print 1', to_string=True)" "" \
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"CallCommand ()" "" \
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"end" ""
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gdb_test_no_output "set var \$foo = \$call_command()" "Setting a value from a function which executes a command."
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# There was a bug where GDB would segfault in the second call, so try calling again.
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gdb_test_no_output "set var \$foo = \$call_command()" "Setting a value from a function which executes a command, again."
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