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Initial python support.

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gdb/
2008-08-06  Vladimir Prus  <vladimir@codesourcery.com>
	    Tom Tromey  <tromey@redhat.com>
	    Thiago Jung Bauermann  <bauerman@br.ibm.com>
	    Doug Evans  <dje@google.com>

	* Makefile.in (SUBDIR_PYTHON_OBS, SUBDIR_PYTHON_SRCS,
	SUBDIR_PYTHON_DEPS, SUBDIR_PYTHON_LDFLAGS, SUBDIR_PYTHON_CFLAGS,
	PYTHON_CFLAGS): New.
	(python_h, python_internal_h): New.
	(cli-script.o): Depend on python.h
	(python.o, python-utils.o): New.
	* cli/cli-script.c (print_command_lines): Handle python_control.
	(execute_control_command): Handle python_control.
	(execute_control_command_untraced): New function.
	(while_command): Call execute_control_command_untraced.
	(if_command): Likewise.
	(get_command_line): Remove static attribute.
	(read_next_line): Handle "python".
	(recurse_read_control_structure): Handle python_control.
	(read_command_lines): Handle python_control.
	Include python.h.
	* cli/cli-script.h (get_command_line): Add prototype.
	(execute_control_command_untraced): Likewise.
	* configure.ac: Add --with-python.
	* defs.h (enum command_control_type) <python_control>: New
	constant.
	* python/python-internal.h: New file.
	* python/python.c: New file.
	* python/python.h: New file.
	* python/python-utils.c: New file.
	* NEWS: Mention Python scripting support and its new commands.

gdb/doc/
2008-08-06  Tom Tromey  <tromey@redhat.com>

	* gdb.texinfo (Extending GDB): New chapter.
	(Sequences): Demoted chapter, now a section under the new
	Extending GDB chapter.
	(Python): New section.

gdb/testsuite/
2008-08-06  Tom Tromey  <tromey@redhat.com>

	* gdb.python/python.exp: New file.
This commit is contained in:
Thiago Jung Bauermann
2008-08-06 19:41:33 +00:00
parent 5141027dd0
commit d57a3c85f6
17 changed files with 1525 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

50
gdb/cli/cli-script.c
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@ -34,6 +34,8 @@
#include "cli/cli-script.h"
#include "gdb_assert.h"
#include "python/python.h"
/* Prototypes for local functions */
static enum command_control_type
@ -102,7 +104,7 @@ build_command_line (enum command_control_type type, char *args)
/* Build and return a new command structure for the control commands
such as "if" and "while". */
static struct command_line *
struct command_line *
get_command_line (enum command_control_type type, char *arg)
{
struct command_line *cmd;
@ -225,6 +227,20 @@ print_command_lines (struct ui_out *uiout, struct command_line *cmd,
continue;
}
if (list->control_type == python_control)
{
ui_out_field_string (uiout, NULL, "python");
ui_out_text (uiout, "\n");
/* Don't indent python code at all. */
print_command_lines (uiout, *list->body_list, 0);
if (depth)
ui_out_spaces (uiout, 2 * depth);
ui_out_field_string (uiout, NULL, "end");
ui_out_text (uiout, "\n");
list = list->next;
continue;
}
/* ignore illegal command type and try next */
list = list->next;
} /* while (list) */
@ -527,6 +543,12 @@ execute_control_command (struct command_line *cmd)
ret = commands_from_control_command (new_line, cmd);
break;
}
case python_control:
{
eval_python_from_control_command (cmd);
ret = simple_control;
break;
}
default:
warning (_("Invalid control type in canned commands structure."));
@ -538,6 +560,17 @@ execute_control_command (struct command_line *cmd)
return ret;
}
/* Like execute_control_command, but first set
suppress_next_print_command_trace. */
enum command_control_type
execute_control_command_untraced (struct command_line *cmd)
{
suppress_next_print_command_trace = 1;
return execute_control_command (cmd);
}
/* "while" command support. Executes a body of statements while the
loop condition is nonzero. */
@ -552,8 +585,7 @@ while_command (char *arg, int from_tty)
if (command == NULL)
return;
suppress_next_print_command_trace = 1;
execute_control_command (command);
execute_control_command_untraced (command);
free_command_lines (&command);
}
@ -571,8 +603,7 @@ if_command (char *arg, int from_tty)
if (command == NULL)
return;
suppress_next_print_command_trace = 1;
execute_control_command (command);
execute_control_command_untraced (command);
free_command_lines (&command);
}
@ -886,6 +917,12 @@ read_next_line (struct command_line **command)
first_arg++;
*command = build_command_line (commands_control, first_arg);
}
else if (p1 - p == 6 && !strncmp (p, "python", 6))
{
/* Note that we ignore the inline "python command" form
here. */
*command = build_command_line (python_control, "");
}
else if (p1 - p == 10 && !strncmp (p, "loop_break", 10))
{
*command = (struct command_line *)
@ -962,6 +999,7 @@ recurse_read_control_structure (struct command_line *current_cmd)
{
if (current_cmd->control_type == while_control
|| current_cmd->control_type == if_control
|| current_cmd->control_type == python_control
|| current_cmd->control_type == commands_control)
{
/* Success reading an entire canned sequence of commands. */
@ -1013,6 +1051,7 @@ recurse_read_control_structure (struct command_line *current_cmd)
on it. */
if (next->control_type == while_control
|| next->control_type == if_control
|| next->control_type == python_control
|| next->control_type == commands_control)
{
control_level++;
@ -1086,6 +1125,7 @@ read_command_lines (char *prompt_arg, int from_tty)
if (next->control_type == while_control
|| next->control_type == if_control
|| next->control_type == python_control
|| next->control_type == commands_control)
{
control_level++;