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2013-05-10 Phil Muldoon <pmuldoon@redhat.com>

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* stack.c (backtrace_command_1): Add "no-filters", and Python frame
	filter logic.
	(backtrace_command): Add "no-filters" option parsing.
	(_initialize_stack): Alter help to reflect "no-filters" option.
	* Makefile.in (SUBDIR_PYTHON_OBS): Add py-framefilter.o
	(SUBDIR_PYTHON_SRCS): Add py-framefilter.c
	(py-frame.o): Add target
	* data-directory/Makefile.in (PYTHON_DIR): Add Python frame
	filter files.
	* python/python.h: Add new frame filter constants, and flag enum.
	(apply_frame_filter): Add definition.
	* python/python.c (apply_frame_filter): New non-Python
	enabled function.
	* python/py-utils.c (py_xdecref): New function.
	(make_cleanup_py_xdecref): Ditto.
	* python/py-objfile.c: Declare frame_filters dictionary.
	(objfpy_dealloc): Add frame_filters dealloc.
	(objfpy_new): Initialize frame_filters attribute.
	(objfile_to_objfile_object): Ditto.
	(objfpy_get_frame_filters): New function.
	(objfpy_set_frame_filters): New function.
	* python/py-progspace.c: Declare frame_filters dictionary.
	(pspy_dealloc): Add frame_filters dealloc.
	(pspy_new): Initialize frame_filters attribute.
	(pspacee_to_pspace_object): Ditto.
	(pspy_get_frame_filters): New function.
	(pspy_set_frame_filters): New function.
	* python/py-framefilter.c: New file.
	* python/lib/gdb/command/frame_filters.py: New file.
	* python/lib/gdb/frames.py: New file.
	* python/lib/gdb/__init__.py: Initialize global frame_filters
	dictionary
	* python/lib/gdb/FrameDecorator.py: New file.
	* python/lib/gdb/FrameIterator.py: New file.
	* mi/mi-cmds.c (mi_cmds): Add frame filters command.
	* mi/mi-cmds.h: Declare.
	* mi/mi-cmd-stack.c (mi_cmd_stack_list_frames): Add
	--no-frame-filter logic, and Python frame filter logic.
	(stack_enable_frame_filters): New function.
	(parse_no_frame_option): Ditto.
	(mi_cmd_stack_list_frames): Add --no-frame-filter and Python frame
	filter logic.
	(mi_cmd_stack_list_locals): Ditto.
	(mi_cmd_stack_list_args): Ditto.
	(mi_cmd_stack_list_variables): Ditto.
	* NEWS: Add frame filter note.

2013-05-10  Phil Muldoon  <pmuldoon@redhat.com>

	* gdb.python/py-framefilter.py: New File.
	* gdb.python/py-framefilter-mi.exp: Ditto.
	* gdb.python/py-framefilter.c: Ditto.
	* gdb.python/py-framefilter-mi.exp: Ditto.
	* gdb.python/py-framefilter-mi.c: Ditto,
	* gdb.python/py-framefilter-gdb.py.in: Ditto.

2013-05-10 Phil Muldoon  <pmuldoon@redhat.com>

	* gdb.texinfo (Backtrace): Add "no-filter" argument.
	(Python API): Add Frame	Filters API, Frame Wrapper API,
	Writing a Frame Filter/Wrapper,	Managing Management of Frame
	Filters chapter entries.
	(Frame Filters API): New Node.
	(Frame Wrapper API): New Node.
	(Writing a Frame Filter): New Node.
	(Managing Frame Filters): New Node.
	(Progspaces In Python): Add note about frame_filters attribute.
	(Objfiles in Python): Ditto.
	(GDB/MI Stack Manipulation): Add -enable-frame-filters command,
	@anchors and --no-frame-filters option to -stack-list-variables,
	-stack-list-frames, -stack-list-locals and -stack-list-arguments
	commands.
This commit is contained in:
Phil Muldoon 2013-05-10 10:26:03 +00:00
parent 3ecb733811
commit 1e611234ee
29 changed files with 4846 additions and 88 deletions
Download patch file Download diff file Expand all files Collapse all files

66
gdb/python/python.h
View file

@ -21,6 +21,7 @@
#define GDB_PYTHON_H
#include "value.h"
#include "mi/mi-cmds.h"
struct breakpoint_object;
@ -28,6 +29,66 @@ struct breakpoint_object;
E.g. When the program loads libfoo.so, look for libfoo-gdb.py. */
#define GDBPY_AUTO_FILE_NAME "-gdb.py"
/* Python frame-filter status return values. */
enum py_bt_status
{
/* Return when an error has occurred in processing frame filters,
or when printing the stack. */
PY_BT_ERROR = -1,
/* Return from internal routines to indicate that the function
succeeded. */
PY_BT_OK = 1,
/* Return when the frame filter process is complete, and all
operations have succeeded. */
PY_BT_COMPLETED = 2,
/* Return when the frame filter process is complete, but there
were no filter registered and enabled to process. */
PY_BT_NO_FILTERS = 3
};
/* Flags to pass to apply_frame_filter. */
enum frame_filter_flags
{
/* Set this flag if frame level is to be printed. */
PRINT_LEVEL = 1,
/* Set this flag if frame information is to be printed. */
PRINT_FRAME_INFO = 2,
/* Set this flag if frame arguments are to be printed. */
PRINT_ARGS = 4,
/* Set this flag if frame locals are to be printed. */
PRINT_LOCALS = 8,
};
/* A choice of the different frame argument printing strategies that
can occur in different cases of frame filter instantiation. */
typedef enum py_frame_args
{
/* Print no values for arguments when invoked from the MI. */
NO_VALUES = PRINT_NO_VALUES,
MI_PRINT_ALL_VALUES = PRINT_ALL_VALUES,
/* Print only simple values (what MI defines as "simple") for
arguments when invoked from the MI. */
MI_PRINT_SIMPLE_VALUES = PRINT_SIMPLE_VALUES,
/* Print only scalar values for arguments when invoked from the
CLI. */
CLI_SCALAR_VALUES,
/* Print all values for arguments when invoked from the
CLI. */
CLI_ALL_VALUES
} py_frame_args;
extern void finish_python_initialization (void);
void eval_python_from_control_command (struct command_line *);
@ -41,6 +102,11 @@ int apply_val_pretty_printer (struct type *type, const gdb_byte *valaddr,
const struct value_print_options *options,
const struct language_defn *language);
enum py_bt_status apply_frame_filter (struct frame_info *frame, int flags,
enum py_frame_args args_type,
struct ui_out *out, int frame_low,
int frame_high);
void preserve_python_values (struct objfile *objfile, htab_t copied_types);
void gdbpy_load_auto_scripts_for_objfile (struct objfile *objfile);