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Let gdb.execute handle multi-line commands

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This changes the Python API so that gdb.execute can now handle
multi-line commands, like "commands" or "define".

ChangeLog
2018-05-04  Tom Tromey  <tom@tromey.com>

	PR python/22730:
	* NEWS: Mention gdb.execute change.
	* gdbcmd.h (execute_control_command): Don't declare.
	* python/python.c (execute_gdb_command): Use read_command_lines_1,
	execute_control_commands, execute_control_commands_to_string.
	* cli/cli-script.h (execute_control_commands)
	(execute_control_commands_to_string): Declare.
	(execute_control_command): Add from_tty parameter.
	* cli/cli-script.c (execute_control_commands)
	(execute_control_commands_to_string): New functions.
	(execute_user_command): Use execute_control_commands.
	(execute_control_command_1): Add "from_tty" parameter.  Update.
	(execute_control_command): Likewise.

testsuite/ChangeLog
2018-05-04  Tom Tromey  <tom@tromey.com>

	PR python/22730:
	* gdb.python/python.exp: Test multi-line execute.
This commit is contained in:
Tom Tromey 2018-04-18 20:10:43 -06:00
parent a913fffbde
commit 56bcdbea2b
8 changed files with 123 additions and 32 deletions
Download patch file Download diff file Expand all files Collapse all files

19
gdb/python/python.c
View file

@ -588,6 +588,20 @@ execute_gdb_command (PyObject *self, PyObject *args, PyObject *kw)
{
struct interp *interp;
std::string arg_copy = arg;
bool first = true;
char *save_ptr = nullptr;
auto reader
= [&] ()
{
const char *result = strtok_r (first ? &arg_copy[0] : nullptr,
"\n", &save_ptr);
first = false;
return result;
};
counted_command_line lines = read_command_lines_1 (reader, 1, nullptr);
scoped_restore save_async = make_scoped_restore (&current_ui->async, 0);
scoped_restore save_uiout = make_scoped_restore (&current_uiout);
@ -599,9 +613,10 @@ execute_gdb_command (PyObject *self, PyObject *args, PyObject *kw)
scoped_restore preventer = prevent_dont_repeat ();
if (to_string)
to_string_res = execute_command_to_string (arg, from_tty);
to_string_res = execute_control_commands_to_string (lines.get (),
from_tty);
else
execute_command (arg, from_tty);
execute_control_commands (lines.get (), from_tty);
}
CATCH (except, RETURN_MASK_ALL)
{