2008-08-06 21:41:33 +02:00
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/* General python/gdb code
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2009-01-03 06:58:08 +01:00
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Copyright (C) 2008, 2009 Free Software Foundation, Inc.
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2008-08-06 21:41:33 +02:00
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This file is part of GDB.
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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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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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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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#include "defs.h"
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#include "command.h"
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#include "ui-out.h"
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#include "cli/cli-script.h"
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#include "gdbcmd.h"
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2009-05-28 02:40:24 +02:00
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#include "objfiles.h"
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#include "observer.h"
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2008-08-06 21:41:33 +02:00
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#include <ctype.h>
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/* True if we should print the stack when catching a Python error,
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false otherwise. */
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static int gdbpy_should_print_stack = 1;
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2009-05-28 02:40:24 +02:00
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/* This is true if we should auto-load python code when an objfile is
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opened, false otherwise. */
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static int gdbpy_auto_load = 1;
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2008-08-06 21:41:33 +02:00
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#ifdef HAVE_PYTHON
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#include "python.h"
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#include "libiberty.h"
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#include "cli/cli-decode.h"
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#include "charset.h"
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#include "top.h"
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#include "exceptions.h"
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#include "python-internal.h"
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#include "version.h"
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#include "target.h"
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#include "gdbthread.h"
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2009-02-05 17:40:34 +01:00
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static PyMethodDef GdbMethods[];
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2008-08-06 21:41:33 +02:00
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PyObject *gdb_module;
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2009-02-06 22:33:59 +01:00
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PyObject *gdbpy_doc_cst;
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2008-08-06 21:41:33 +02:00
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/* Given a command_line, return a command string suitable for passing
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to Python. Lines in the string are separated by newlines. The
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return value is allocated using xmalloc and the caller is
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responsible for freeing it. */
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static char *
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compute_python_string (struct command_line *l)
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{
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struct command_line *iter;
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char *script = NULL;
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int size = 0;
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int here;
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for (iter = l; iter; iter = iter->next)
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size += strlen (iter->line) + 1;
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script = xmalloc (size + 1);
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here = 0;
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for (iter = l; iter; iter = iter->next)
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{
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int len = strlen (iter->line);
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strcpy (&script[here], iter->line);
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here += len;
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script[here++] = '\n';
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}
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script[here] = '\0';
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return script;
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}
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/* Take a command line structure representing a 'python' command, and
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evaluate its body using the Python interpreter. */
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void
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eval_python_from_control_command (struct command_line *cmd)
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{
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2009-02-05 17:40:34 +01:00
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int ret;
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2008-08-06 21:41:33 +02:00
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char *script;
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2008-11-21 15:59:56 +01:00
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struct cleanup *cleanup;
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PyGILState_STATE state;
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2008-08-06 21:41:33 +02:00
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if (cmd->body_count != 1)
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error (_("Invalid \"python\" block structure."));
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2008-11-21 15:59:56 +01:00
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state = PyGILState_Ensure ();
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cleanup = make_cleanup_py_restore_gil (&state);
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2008-08-06 21:41:33 +02:00
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script = compute_python_string (cmd->body_list[0]);
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2009-02-05 17:40:34 +01:00
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ret = PyRun_SimpleString (script);
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2008-08-06 21:41:33 +02:00
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xfree (script);
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2009-02-05 17:40:34 +01:00
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if (ret)
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2008-08-06 21:41:33 +02:00
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{
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gdbpy_print_stack ();
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2009-02-05 17:40:34 +01:00
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error (_("Error while executing Python code."));
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2008-08-06 21:41:33 +02:00
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}
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2008-11-21 15:59:56 +01:00
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do_cleanups (cleanup);
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2008-08-06 21:41:33 +02:00
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}
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/* Implementation of the gdb "python" command. */
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static void
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python_command (char *arg, int from_tty)
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{
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2008-11-21 15:59:56 +01:00
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struct cleanup *cleanup;
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PyGILState_STATE state;
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state = PyGILState_Ensure ();
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cleanup = make_cleanup_py_restore_gil (&state);
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2008-08-06 21:41:33 +02:00
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while (arg && *arg && isspace (*arg))
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++arg;
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if (arg && *arg)
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{
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2009-02-05 17:40:34 +01:00
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if (PyRun_SimpleString (arg))
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2008-08-06 21:41:33 +02:00
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{
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gdbpy_print_stack ();
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2009-02-05 17:40:34 +01:00
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error (_("Error while executing Python code."));
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2008-08-06 21:41:33 +02:00
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}
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}
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else
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{
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struct command_line *l = get_command_line (python_control, "");
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2008-11-21 15:59:56 +01:00
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make_cleanup_free_command_lines (&l);
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2008-08-06 21:41:33 +02:00
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execute_control_command_untraced (l);
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}
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2008-11-21 15:59:56 +01:00
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do_cleanups (cleanup);
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2008-08-06 21:41:33 +02:00
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}
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/* Transform a gdb parameters's value into a Python value. May return
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NULL (and set a Python exception) on error. Helper function for
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get_parameter. */
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static PyObject *
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parameter_to_python (struct cmd_list_element *cmd)
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{
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switch (cmd->var_type)
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{
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case var_string:
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case var_string_noescape:
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case var_optional_filename:
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case var_filename:
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case var_enum:
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{
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char *str = * (char **) cmd->var;
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if (! str)
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str = "";
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return PyString_Decode (str, strlen (str), host_charset (), NULL);
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}
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case var_boolean:
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{
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if (* (int *) cmd->var)
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Py_RETURN_TRUE;
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else
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Py_RETURN_FALSE;
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}
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case var_auto_boolean:
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{
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enum auto_boolean ab = * (enum auto_boolean *) cmd->var;
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if (ab == AUTO_BOOLEAN_TRUE)
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Py_RETURN_TRUE;
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else if (ab == AUTO_BOOLEAN_FALSE)
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Py_RETURN_FALSE;
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else
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Py_RETURN_NONE;
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}
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case var_integer:
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if ((* (int *) cmd->var) == INT_MAX)
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Py_RETURN_NONE;
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/* Fall through. */
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case var_zinteger:
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return PyLong_FromLong (* (int *) cmd->var);
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case var_uinteger:
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{
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unsigned int val = * (unsigned int *) cmd->var;
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if (val == UINT_MAX)
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Py_RETURN_NONE;
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return PyLong_FromUnsignedLong (val);
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}
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}
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return PyErr_Format (PyExc_RuntimeError, "programmer error: unhandled type");
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}
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/* A Python function which returns a gdb parameter's value as a Python
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value. */
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static PyObject *
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get_parameter (PyObject *self, PyObject *args)
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{
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struct cmd_list_element *alias, *prefix, *cmd;
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char *arg, *newarg;
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2009-03-21 04:13:02 +01:00
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int found = -1;
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2008-08-06 21:41:33 +02:00
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volatile struct gdb_exception except;
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if (! PyArg_ParseTuple (args, "s", &arg))
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return NULL;
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newarg = concat ("show ", arg, (char *) NULL);
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TRY_CATCH (except, RETURN_MASK_ALL)
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{
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2009-03-21 04:13:02 +01:00
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found = lookup_cmd_composition (newarg, &alias, &prefix, &cmd);
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2008-08-06 21:41:33 +02:00
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}
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xfree (newarg);
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GDB_PY_HANDLE_EXCEPTION (except);
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2009-03-21 04:13:02 +01:00
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if (!found)
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return PyErr_Format (PyExc_RuntimeError,
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"could not find parameter `%s'", arg);
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2008-08-06 21:41:33 +02:00
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if (! cmd->var)
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return PyErr_Format (PyExc_RuntimeError, "`%s' is not a variable", arg);
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return parameter_to_python (cmd);
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}
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/* A Python function which evaluates a string using the gdb CLI. */
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static PyObject *
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execute_gdb_command (PyObject *self, PyObject *args)
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{
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struct cmd_list_element *alias, *prefix, *cmd;
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char *arg, *newarg;
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2009-02-05 17:40:34 +01:00
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PyObject *from_tty_obj = NULL;
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int from_tty;
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int cmp;
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2008-08-06 21:41:33 +02:00
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volatile struct gdb_exception except;
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2009-02-05 17:40:34 +01:00
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if (! PyArg_ParseTuple (args, "s|O!", &arg, &PyBool_Type, &from_tty_obj))
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2008-08-06 21:41:33 +02:00
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return NULL;
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2009-02-05 17:40:34 +01:00
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from_tty = 0;
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if (from_tty_obj)
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{
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cmp = PyObject_IsTrue (from_tty_obj);
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if (cmp < 0)
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return NULL;
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from_tty = cmp;
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}
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2008-08-06 21:41:33 +02:00
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TRY_CATCH (except, RETURN_MASK_ALL)
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{
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2009-02-05 17:40:34 +01:00
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execute_command (arg, from_tty);
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2008-08-06 21:41:33 +02:00
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}
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GDB_PY_HANDLE_EXCEPTION (except);
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2008-09-08 23:46:21 +02:00
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/* Do any commands attached to breakpoint we stopped at. */
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bpstat_do_actions ();
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2008-08-06 21:41:33 +02:00
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Py_RETURN_NONE;
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}
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/* Printing. */
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/* A python function to write a single string using gdb's filtered
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output stream. */
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static PyObject *
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gdbpy_write (PyObject *self, PyObject *args)
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{
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char *arg;
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if (! PyArg_ParseTuple (args, "s", &arg))
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return NULL;
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printf_filtered ("%s", arg);
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Py_RETURN_NONE;
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}
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/* A python function to flush gdb's filtered output stream. */
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static PyObject *
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gdbpy_flush (PyObject *self, PyObject *args)
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{
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gdb_flush (gdb_stdout);
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Py_RETURN_NONE;
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}
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/* Print a python exception trace, or print nothing and clear the
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python exception, depending on gdbpy_should_print_stack. Only call
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this if a python exception is set. */
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void
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gdbpy_print_stack (void)
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{
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if (gdbpy_should_print_stack)
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PyErr_Print ();
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else
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PyErr_Clear ();
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}
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|
2009-05-28 02:40:24 +02:00
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/* The "current" objfile. This is set when gdb detects that a new
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objfile has been loaded. It is only set for the duration of a call
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to gdbpy_new_objfile; it is NULL at other times. */
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static struct objfile *gdbpy_current_objfile;
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/* The file name we attempt to read. */
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#define GDBPY_AUTO_FILENAME "-gdb.py"
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|
|
|
|
|
|
/* This is a new_objfile observer callback which loads python code
|
|
|
|
|
based on the path to the objfile. */
|
|
|
|
|
static void
|
|
|
|
|
gdbpy_new_objfile (struct objfile *objfile)
|
|
|
|
|
{
|
|
|
|
|
char *realname;
|
|
|
|
|
char *filename, *debugfile;
|
|
|
|
|
int len;
|
|
|
|
|
FILE *input;
|
|
|
|
|
PyGILState_STATE state;
|
|
|
|
|
struct cleanup *cleanups;
|
|
|
|
|
|
|
|
|
|
if (!gdbpy_auto_load || !objfile || !objfile->name)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
state = PyGILState_Ensure ();
|
|
|
|
|
|
|
|
|
|
gdbpy_current_objfile = objfile;
|
|
|
|
|
|
|
|
|
|
realname = gdb_realpath (objfile->name);
|
|
|
|
|
len = strlen (realname);
|
|
|
|
|
filename = xmalloc (len + sizeof (GDBPY_AUTO_FILENAME));
|
|
|
|
|
memcpy (filename, realname, len);
|
|
|
|
|
strcpy (filename + len, GDBPY_AUTO_FILENAME);
|
|
|
|
|
|
|
|
|
|
input = fopen (filename, "r");
|
|
|
|
|
debugfile = filename;
|
|
|
|
|
|
|
|
|
|
cleanups = make_cleanup (xfree, filename);
|
|
|
|
|
make_cleanup (xfree, realname);
|
|
|
|
|
|
|
|
|
|
if (!input && debug_file_directory)
|
|
|
|
|
{
|
|
|
|
|
/* Also try the same file in the separate debug info directory. */
|
|
|
|
|
debugfile = xmalloc (strlen (filename)
|
|
|
|
|
+ strlen (debug_file_directory) + 1);
|
|
|
|
|
strcpy (debugfile, debug_file_directory);
|
|
|
|
|
/* FILENAME is absolute, so we don't need a "/" here. */
|
|
|
|
|
strcat (debugfile, filename);
|
|
|
|
|
|
|
|
|
|
make_cleanup (xfree, debugfile);
|
|
|
|
|
input = fopen (debugfile, "r");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!input && gdb_datadir)
|
|
|
|
|
{
|
|
|
|
|
/* Also try the same file in a subdirectory of gdb's data
|
|
|
|
|
directory. */
|
|
|
|
|
debugfile = xmalloc (strlen (gdb_datadir) + strlen (filename)
|
|
|
|
|
+ strlen ("/auto-load") + 1);
|
|
|
|
|
strcpy (debugfile, gdb_datadir);
|
|
|
|
|
strcat (debugfile, "/auto-load");
|
|
|
|
|
/* FILENAME is absolute, so we don't need a "/" here. */
|
|
|
|
|
strcat (debugfile, filename);
|
|
|
|
|
|
|
|
|
|
make_cleanup (xfree, debugfile);
|
|
|
|
|
input = fopen (debugfile, "r");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (input)
|
|
|
|
|
{
|
|
|
|
|
/* We don't want to throw an exception here -- but the user
|
|
|
|
|
would like to know that something went wrong. */
|
|
|
|
|
if (PyRun_SimpleFile (input, debugfile))
|
|
|
|
|
gdbpy_print_stack ();
|
|
|
|
|
fclose (input);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
do_cleanups (cleanups);
|
|
|
|
|
gdbpy_current_objfile = NULL;
|
|
|
|
|
|
|
|
|
|
PyGILState_Release (state);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Return the current Objfile, or None if there isn't one. */
|
|
|
|
|
static PyObject *
|
|
|
|
|
gdbpy_get_current_objfile (PyObject *unused1, PyObject *unused2)
|
|
|
|
|
{
|
|
|
|
|
PyObject *result;
|
|
|
|
|
|
|
|
|
|
if (! gdbpy_current_objfile)
|
|
|
|
|
Py_RETURN_NONE;
|
|
|
|
|
|
|
|
|
|
result = objfile_to_objfile_object (gdbpy_current_objfile);
|
|
|
|
|
if (result)
|
|
|
|
|
Py_INCREF (result);
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Return a sequence holding all the Objfiles. */
|
|
|
|
|
static PyObject *
|
|
|
|
|
gdbpy_objfiles (PyObject *unused1, PyObject *unused2)
|
|
|
|
|
{
|
|
|
|
|
struct objfile *objf;
|
|
|
|
|
PyObject *list;
|
|
|
|
|
|
|
|
|
|
list = PyList_New (0);
|
|
|
|
|
if (!list)
|
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
|
|
ALL_OBJFILES (objf)
|
|
|
|
|
{
|
|
|
|
|
PyObject *item = objfile_to_objfile_object (objf);
|
|
|
|
|
if (!item || PyList_Append (list, item) == -1)
|
|
|
|
|
{
|
|
|
|
|
Py_DECREF (list);
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
|
2008-08-06 21:41:33 +02:00
|
|
|
|
#else /* HAVE_PYTHON */
|
|
|
|
|
|
|
|
|
|
/* Dummy implementation of the gdb "python" command. */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
python_command (char *arg, int from_tty)
|
|
|
|
|
{
|
|
|
|
|
while (arg && *arg && isspace (*arg))
|
|
|
|
|
++arg;
|
|
|
|
|
if (arg && *arg)
|
|
|
|
|
error (_("Python scripting is not supported in this copy of GDB."));
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
struct command_line *l = get_command_line (python_control, "");
|
|
|
|
|
struct cleanup *cleanups = make_cleanup_free_command_lines (&l);
|
|
|
|
|
execute_control_command_untraced (l);
|
|
|
|
|
do_cleanups (cleanups);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
eval_python_from_control_command (struct command_line *cmd)
|
|
|
|
|
{
|
|
|
|
|
error (_("Python scripting is not supported in this copy of GDB."));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#endif /* HAVE_PYTHON */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Lists for 'maint set python' commands. */
|
|
|
|
|
|
|
|
|
|
static struct cmd_list_element *set_python_list;
|
|
|
|
|
static struct cmd_list_element *show_python_list;
|
|
|
|
|
|
|
|
|
|
/* Function for use by 'maint set python' prefix command. */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
set_python (char *args, int from_tty)
|
|
|
|
|
{
|
|
|
|
|
help_list (set_python_list, "maintenance set python ", -1, gdb_stdout);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Function for use by 'maint show python' prefix command. */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
show_python (char *args, int from_tty)
|
|
|
|
|
{
|
|
|
|
|
cmd_show_list (show_python_list, from_tty, "");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Initialize the Python code. */
|
|
|
|
|
|
2008-02-21 Pedro Alves <pedro@codesorcery.com>
Silence a few -Wmissing-prototypes warnings.
PR build/9877:
* amd64-nat.c: Include "amd64-nat.h".
* fork-child.c (_initialize_fork_child): Ditto.
* gcore.c (_initialize_gcore): Ditto.
* inf-ptrace.c: Include "inf-ptrace.h".
(inf_ptrace_store_registers): Make it static.
* linux-nat.c (linux_nat_terminal_ours): Make it static.
(_initialize_linux_nat): Declare before definition.
* linux-tdep.c: Include "linux-tdep.h".
* linux-thread-db.c (_initialize_thread_db): Declare before
definition.
* proc-service.c (_initialize_proc_service): Ditto.
* remote.c (remote_send_printf): Make it static.
* solib.c: Include "solib.h".
* symfile-mem.c (_initialize_symfile_mem): Declare before
definition.
* ada-lang.c (ada_la_decode, ada_match_name)
(ada_suppress_symbol_printing, ada_is_array_type)
(ada_value_ptr_subscript, ada_array_length)
(ada_to_static_fixed_value): Make them static.
(_initialize_ada_language): Declare before definition.
* ada-tasks.c (ada_get_task_number, ada_get_environment_task)
(ada_task_list_changed, ada_new_objfile_observer): Make them
static.
(_initialize_tasks): Declare before definition.
* addrmap.c (_initialize_addrmap): Declare before definition.
* auxv.c (default_auxv_parse): Make it static.
* bfd-target.c (target_bfd_xfer_partial, target_bfd_xclose): Make
them static.
* breakpoint.c (remove_sal): Add line break.
(expand_line_sal_maybe): Make it static.
* cp-name-parser.y: Include "cp-support.h".
* cp-valprint.c (cp_find_class_member): Make it static.
* eval.c (value_f90_subarray): Ditto.
* exceptions.c (print_any_exception): Ditto.
* findcmd.c (_initialize_mem_search): Declare before definition.
* frame.c (frame_observer_target_changed): Make it static.
* gnu-v3-abi.c (gnuv3_find_method_in): Make it static.
* inf-child.c: Include "inf-child.h".
* inferior.h (valid_inferior_id): Rename to ...
(valid_gdb_inferior_id): ... this.
* infrun.c (infrun_thread_stop_requested, siginfo_make_value):
Make them static.
* jv-lang.c (java_language_arch_info): Make it static.
* m2-typeprint.c (m2_get_discrete_bounds): Ditto.
* osdata.c (info_osdata_command): Make it static.
* regcache.c (regcache_observer_target_changed): Make it static.
* reverse.c (_initialize_reverse): Declare before definition.
* stabsread.c (cleanup_undefined_types_noname)
(cleanup_undefined_types_1): Make them static.
* symfile.c (place_section): Make it static.
* symtab.c (find_pc_sect_psymtab_closer): Make it static.
* target-descriptions.c (_initialize_target_descriptions): Declare
before definition.
* target.c (default_get_ada_task_ptid, find_default_can_async_p)
(find_default_is_async_p, find_default_supports_non_stop): Make
them static.
(target_supports_non_stop): Add prototype.
(dummy_pid_to_str): Make it static.
* utils.c (_initialize_utils): Declare before definition.
* ada-exp.y (_initialize_ada_exp): Declare before definition.
* solib-svr4.c (HAS_LM_DYNAMIC_FROM_LINK_MAP): Add a prototype.
* target.h (struct target_ops): Add a prototype to the
to_can_execute_reverse callback.
* macroscope.c (_initialize_macroscope): Declare before definition.
* cp-namespace.c (_initialize_cp_namespace): Declare before definition.
* python/python.c (_initialize_python): Declare before definition.
* tui/tui-command.c: Include "tui/tui-command.h".
* tui/tui-data.c (init_content_element, init_win_info): Make them
static.
* tui/tui-disasm.c: Include "tui/tui-disasm.h".
* tui/tui-interp.c (_initialize_tui_interp): Declare before
definition.
* tui/tui-layout.c: Include "tui/tui-layout.h".
(_initialize_tui_layout): Declare before definition.
* tui/tui-regs.c: Include "tui/tui-regs.h".
(tui_display_reg_element_at_line): Make it static.
(_initialize_tui_regs): Declare before definition.
* tui/tui-stack.c (_initialize_tui_stack): Declare before
definition.
* tui/tui-win.c: Include "tui/tui-win.h".
(_initialize_tui_win): Declare before definition.
(tui_sigwinch_handler): Make it static. Wrap in ifdef SIGWINCH.
* tui/tui-win.h (tui_sigwinch_handler): Delete declaration.
(tui_get_cmd_list): Add a prototype.
* tui/tui-windata.c: Include tui-windata.h.
* tui/tui-wingeneral.c (box_win): Make it static.
* cli/cli-logging.c (show_logging_command): Make it static.
(_initialize_cli_logging): Declare before definition.
* mi/mi-common.c (_initialize_gdb_mi_common): Declare before
definition.
2009-02-21 17:14:50 +01:00
|
|
|
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
|
|
|
|
extern initialize_file_ftype _initialize_python;
|
|
|
|
|
|
2008-08-06 21:41:33 +02:00
|
|
|
|
void
|
|
|
|
|
_initialize_python (void)
|
|
|
|
|
{
|
|
|
|
|
add_com ("python", class_obscure, python_command,
|
|
|
|
|
#ifdef HAVE_PYTHON
|
|
|
|
|
_("\
|
|
|
|
|
Evaluate a Python command.\n\
|
|
|
|
|
\n\
|
|
|
|
|
The command can be given as an argument, for instance:\n\
|
|
|
|
|
\n\
|
|
|
|
|
python print 23\n\
|
|
|
|
|
\n\
|
|
|
|
|
If no argument is given, the following lines are read and used\n\
|
|
|
|
|
as the Python commands. Type a line containing \"end\" to indicate\n\
|
|
|
|
|
the end of the command.")
|
|
|
|
|
#else /* HAVE_PYTHON */
|
|
|
|
|
_("\
|
|
|
|
|
Evaluate a Python command.\n\
|
|
|
|
|
\n\
|
|
|
|
|
Python scripting is not supported in this copy of GDB.\n\
|
|
|
|
|
This command is only a placeholder.")
|
|
|
|
|
#endif /* HAVE_PYTHON */
|
|
|
|
|
);
|
|
|
|
|
|
|
|
|
|
add_prefix_cmd ("python", no_class, show_python,
|
|
|
|
|
_("Prefix command for python maintenance settings."),
|
2008-08-09 21:17:03 +02:00
|
|
|
|
&show_python_list, "maintenance show python ", 0,
|
2008-08-06 21:41:33 +02:00
|
|
|
|
&maintenance_show_cmdlist);
|
|
|
|
|
add_prefix_cmd ("python", no_class, set_python,
|
|
|
|
|
_("Prefix command for python maintenance settings."),
|
2008-08-09 21:17:03 +02:00
|
|
|
|
&set_python_list, "maintenance set python ", 0,
|
2008-08-06 21:41:33 +02:00
|
|
|
|
&maintenance_set_cmdlist);
|
|
|
|
|
|
|
|
|
|
add_setshow_boolean_cmd ("print-stack", class_maintenance,
|
|
|
|
|
&gdbpy_should_print_stack, _("\
|
|
|
|
|
Enable or disable printing of Python stack dump on error."), _("\
|
|
|
|
|
Show whether Python stack will be printed on error."), _("\
|
|
|
|
|
Enables or disables printing of Python stack traces."),
|
|
|
|
|
NULL, NULL,
|
|
|
|
|
&set_python_list,
|
|
|
|
|
&show_python_list);
|
|
|
|
|
|
2009-05-28 02:40:24 +02:00
|
|
|
|
add_setshow_boolean_cmd ("auto-load", class_maintenance,
|
|
|
|
|
&gdbpy_auto_load, _("\
|
|
|
|
|
Enable or disable auto-loading of Python code when an object is opened."), _("\
|
|
|
|
|
Show whether Python code will be auto-loaded when an object is opened."), _("\
|
|
|
|
|
Enables or disables auto-loading of Python code when an object is opened."),
|
|
|
|
|
NULL, NULL,
|
|
|
|
|
&set_python_list,
|
|
|
|
|
&show_python_list);
|
|
|
|
|
|
2008-08-06 21:41:33 +02:00
|
|
|
|
#ifdef HAVE_PYTHON
|
|
|
|
|
Py_Initialize ();
|
2008-11-21 15:59:56 +01:00
|
|
|
|
PyEval_InitThreads ();
|
2008-08-06 21:41:33 +02:00
|
|
|
|
|
|
|
|
|
gdb_module = Py_InitModule ("gdb", GdbMethods);
|
|
|
|
|
|
|
|
|
|
/* The casts to (char*) are for python 2.4. */
|
|
|
|
|
PyModule_AddStringConstant (gdb_module, "VERSION", (char*) version);
|
|
|
|
|
PyModule_AddStringConstant (gdb_module, "HOST_CONFIG", (char*) host_name);
|
|
|
|
|
PyModule_AddStringConstant (gdb_module, "TARGET_CONFIG", (char*) target_name);
|
|
|
|
|
|
2008-10-16 05:54:00 +02:00
|
|
|
|
gdbpy_initialize_values ();
|
2009-03-30 21:54:33 +02:00
|
|
|
|
gdbpy_initialize_frames ();
|
2009-02-06 22:33:59 +01:00
|
|
|
|
gdbpy_initialize_commands ();
|
gdb/
2009-03-05 Tom Tromey <tromey@redhat.com>
Add support for convenience functions in Python.
* Makefile.in (SUBDIR_PYTHON_OBS): Add python-function.o.
(SUBDIR_PYTHON_SRCS): Add python-function.c.
(python-function.o): New target.
* eval.c: Include "python/python.h" and <ctype.h>.
(evaluate_subexp_standard): Handle values of type
TYPE_CODE_INTERNAL_FUNCTION.
* gdbtypes.h (type_code): Add TYPE_CODE_INTERNAL_FUNCTION.
* parse.c (write_exp_string): Remove duplicate word in comment.
* python/python-function.c: New file.
* python/python-internal.h (gdbpy_initialize_functions): Add
prototype.
* python/python.c (_initialize_python): Call
gdbpy_initialize_functions.
* valprint.c (value_check_printable): Handle values of type
TYPE_CODE_INTERNAL_FUNCTION.
* value.c: Include "cli/cli-decode.h".
(internal_function): New struct.
(functionlist, internal_fn_type): New static variables.
(lookup_only_internalvar,
lookup_internalvar): Add const qualifier to name argument.
(create_internalvar): Likewise. Initialize new field.
(set_internal_var): Fix typo in comment. Don't allow assignment
to canonical variable.
(value_create_internal_function, value_internal_function_name,
call_internal_function, function_command, function_destroyer,
add_internal_function): New functions.
(_initialize_values): Create `function' placeholder command.
Initialize internal_fn_type.
* value.h (lookup_only_internalvar, create_internalvar,
lookup_internalvar): Add const qualifier to name argument.
(internal_function_fn, add_internal_function, call_internal_function,
value_internal_function_name): Add prototypes.
(struct internalvar) <canonical>: New field.
gdb/doc/
2008-03-05 Tom Tromey <tromey@redhat.com>
* gdb.texinfo (Convenience Vars): Document convenience functions.
(Functions In Python): New node.
(Python API): Update.
gdb/testsuite/
2009-03-05 Thiago Jung Bauermann <bauerman@br.ibm.com>
* gdb.python/python-function.exp: New file.
2009-03-21 04:03:56 +01:00
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gdbpy_initialize_functions ();
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2009-05-28 02:40:24 +02:00
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gdbpy_initialize_objfile ();
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2008-10-16 05:54:00 +02:00
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2008-08-06 21:41:33 +02:00
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PyRun_SimpleString ("import gdb");
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2009-05-28 02:40:24 +02:00
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observer_attach_new_objfile (gdbpy_new_objfile);
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2009-02-06 22:33:59 +01:00
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gdbpy_doc_cst = PyString_FromString ("__doc__");
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2008-08-06 21:41:33 +02:00
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/* Create a couple objects which are used for Python's stdout and
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stderr. */
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PyRun_SimpleString ("\
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import sys\n\
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class GdbOutputFile:\n\
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def close(self):\n\
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# Do nothing.\n\
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return None\n\
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\n\
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def isatty(self):\n\
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return False\n\
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\n\
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def write(self, s):\n\
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gdb.write(s)\n\
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\n\
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def writelines(self, iterable):\n\
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for line in iterable:\n\
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self.write(line)\n\
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\n\
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def flush(self):\n\
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gdb.flush()\n\
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\n\
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sys.stderr = GdbOutputFile()\n\
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sys.stdout = GdbOutputFile()\n\
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");
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2008-11-21 15:59:56 +01:00
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/* Release the GIL while gdb runs. */
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PyThreadState_Swap (NULL);
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PyEval_ReleaseLock ();
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2008-08-06 21:41:33 +02:00
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#endif /* HAVE_PYTHON */
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}
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2009-02-05 17:40:34 +01:00
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#if HAVE_PYTHON
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static PyMethodDef GdbMethods[] =
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{
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{ "history", gdbpy_history, METH_VARARGS,
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"Get a value from history" },
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{ "execute", execute_gdb_command, METH_VARARGS,
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"Execute a gdb command" },
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{ "get_parameter", get_parameter, METH_VARARGS,
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"Return a gdb parameter's value" },
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2009-05-28 02:40:24 +02:00
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{ "current_objfile", gdbpy_get_current_objfile, METH_NOARGS,
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"Return the current Objfile being loaded, or None." },
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{ "objfiles", gdbpy_objfiles, METH_NOARGS,
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"Return a sequence of all loaded objfiles." },
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2009-03-30 21:54:33 +02:00
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{ "selected_frame", gdbpy_selected_frame, METH_NOARGS,
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"selected_frame () -> gdb.Frame.\n\
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Return the selected frame object." },
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{ "frame_stop_reason_string", gdbpy_frame_stop_reason_string, METH_VARARGS,
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"stop_reason_string (Integer) -> String.\n\
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Return a string explaining unwind stop reason." },
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2009-02-05 17:40:34 +01:00
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{ "write", gdbpy_write, METH_VARARGS,
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"Write a string using gdb's filtered stream." },
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{ "flush", gdbpy_flush, METH_NOARGS,
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"Flush gdb's filtered stdout stream." },
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{NULL, NULL, 0, NULL}
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};
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#endif /* HAVE_PYTHON */
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