* cli/cli-decode.c (add_setshow_zuinteger_unlimited_cmd): New.
	Update comment to add_setshow_integer_cmd.
	* cli/cli-setshow.c (do_set_command): Handle case
	'var_zuinteger_unlimited'.
	(do_show_command): Likewise.
	* cli/cli-cmds.c (init_cmds): Call add_setshow_zuinteger_unlimited_cmd
	for command 'remotetimeout'.
	* command.h (enum var_types): New zuinteger_unlimited.  Update comment
	to var_integer.
	* source.c (_initialize_source): Call add_setshow_zuinteger_unlimited_cmd
	for command 'set listsize'.

gdb/doc/
	* gdb.texinfo (List): Describe the meaning of 0 and -1 in
	'set listsize'.

gdb/testsuite/
	* gdb.base/list.exp (set_listsize): Don't set arg to "unlimited"
	when it is less than 0.
This commit is contained in:
Yao Qi 2012-09-17 08:42:14 +00:00
parent 6acef6cd7b
commit 6fc1c7733e
10 changed files with 103 additions and 12 deletions

View File

@ -1,3 +1,17 @@
2012-09-17 Yao Qi <yao@codesourcery.com>
* cli/cli-decode.c (add_setshow_zuinteger_unlimited_cmd): New.
Update comment to add_setshow_integer_cmd.
* cli/cli-setshow.c (do_set_command): Handle case
'var_zuinteger_unlimited'.
(do_show_command): Likewise.
* cli/cli-cmds.c (init_cmds): Call add_setshow_zuinteger_unlimited_cmd
for command 'remotetimeout'.
* command.h (enum var_types): New zuinteger_unlimited. Update comment
to var_integer.
* source.c (_initialize_source): Call add_setshow_zuinteger_unlimited_cmd
for command 'set listsize'.
2012-09-17 Siddhesh Poyarekar <siddhesh@redhat.com>
* infrun.c (restore_infcall_suspend_state): Eliminate single-use

View File

@ -1826,14 +1826,15 @@ is displayed."),
show_remote_debug,
&setdebuglist, &showdebuglist);
add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\
add_setshow_zuinteger_unlimited_cmd ("remotetimeout", no_class,
&remote_timeout, _("\
Set timeout limit to wait for target to respond."), _("\
Show timeout limit to wait for target to respond."), _("\
This value is used to set the time limit for gdb to wait for a response\n\
from the target."),
NULL,
show_remote_timeout,
&setlist, &showlist);
NULL,
show_remote_timeout,
&setlist, &showlist);
add_prefix_cmd ("debug", no_class, set_debug,
_("Generic command for setting gdb debugging flags"),

View File

@ -632,7 +632,8 @@ add_setshow_optional_filename_cmd (char *name, enum command_class class,
/* Add element named NAME to both the set and show command LISTs (the
list for set/show or some sublist thereof). CLASS is as in
add_cmd. VAR is address of the variable which will contain the
value. SET_DOC and SHOW_DOC are the documentation strings. */
value. SET_DOC and SHOW_DOC are the documentation strings. This
function is only used in Python API. Please don't use it elsewhere. */
void
add_setshow_integer_cmd (char *name, enum command_class class,
int *var,
@ -692,6 +693,25 @@ add_setshow_zinteger_cmd (char *name, enum command_class class,
NULL, NULL);
}
void
add_setshow_zuinteger_unlimited_cmd (char *name,
enum command_class class,
unsigned int *var,
const char *set_doc,
const char *show_doc,
const char *help_doc,
cmd_sfunc_ftype *set_func,
show_value_ftype *show_func,
struct cmd_list_element **set_list,
struct cmd_list_element **show_list)
{
add_setshow_cmd_full (name, class, var_zuinteger_unlimited, var,
set_doc, show_doc, help_doc,
set_func, show_func,
set_list, show_list,
NULL, NULL);
}
/* Add element named NAME to both the set and show command LISTs (the
list for set/show or some sublist thereof). CLASS is as in
add_cmd. VAR is address of the variable which will contain the

View File

@ -379,6 +379,26 @@ do_set_command (char *arg, int from_tty, struct cmd_list_element *c)
}
}
break;
case var_zuinteger_unlimited:
{
LONGEST val;
if (arg == NULL)
error_no_arg (_("integer to set it to."));
val = parse_and_eval_long (arg);
if (val >= INT_MAX)
error (_("integer %s out of range"), plongest (val));
else if (val < -1)
error (_("only -1 is allowed to set as unlimited"));
if (*(int *) c->var != val)
{
*(int *) c->var = val;
option_changed = 1;
}
}
break;
default:
error (_("gdb internal error: bad var_type in do_setshow_command"));
}
@ -478,6 +498,7 @@ do_set_command (char *arg, int from_tty, struct cmd_list_element *c)
break;
case var_integer:
case var_zinteger:
case var_zuinteger_unlimited:
{
char s[64];
@ -562,7 +583,14 @@ do_show_command (char *arg, int from_tty, struct cmd_list_element *c)
else
fprintf_filtered (stb, "%d", *(int *) c->var);
break;
case var_zuinteger_unlimited:
{
if (*(int *) c->var == -1)
fputs_filtered ("unlimited", stb);
else
fprintf_filtered (stb, "%u", *(int *) c->var);
}
break;
default:
error (_("gdb internal error: bad var_type in do_show_command"));
}

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@ -77,7 +77,8 @@ typedef enum var_types
/* Like var_uinteger but signed. *VAR is an int. The user can
type 0 to mean "unlimited", which is stored in *VAR as
INT_MAX. */
INT_MAX. The only remaining use of it is the Python API.
Don't use it elsewhere. */
var_integer,
/* String which the user enters with escapes (e.g. the user types
@ -99,6 +100,9 @@ typedef enum var_types
/* ZeroableUnsignedInteger. *VAR is an unsigned int. Zero really
means zero. */
var_zuinteger,
/* ZeroableUnsignedInteger with unlimited value. *VAR is an unsigned
int, but its range is [0, INT_MAX]. -1 stands for unlimited. */
var_zuinteger_unlimited,
/* Enumerated type. Can only have one of the specified values.
*VAR is a char pointer to the name of the element that we
find. */
@ -354,6 +358,18 @@ extern void add_setshow_zuinteger_cmd (char *name,
struct cmd_list_element **set_list,
struct cmd_list_element **show_list);
extern void
add_setshow_zuinteger_unlimited_cmd (char *name,
enum command_class class,
unsigned int *var,
const char *set_doc,
const char *show_doc,
const char *help_doc,
cmd_sfunc_ftype *set_func,
show_value_ftype *show_func,
struct cmd_list_element **set_list,
struct cmd_list_element **show_list);
/* Do a "show" command for each thing on a command list. */
extern void cmd_show_list (struct cmd_list_element *, int, char *);

View File

@ -1,3 +1,8 @@
2012-09-17 Yao Qi <yao@codesourcery.com>
* gdb.texinfo (List): Describe the meaning of 0 and -1 in
'set listsize'.
2012-09-13 Jan Kratochvil <jan.kratochvil@redhat.com>
Eli Zaretskii <eliz@gnu.org>

View File

@ -6706,6 +6706,8 @@ the @code{list} command. You can change this using @code{set listsize}:
@item set listsize @var{count}
Make the @code{list} command display @var{count} source lines (unless
the @code{list} argument explicitly specifies some other number).
Setting @var{count} to -1 means there's no limit and 0 means suppress
display of source lines.
@kindex show listsize
@item show listsize

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@ -1965,12 +1965,12 @@ The matching line number is also stored as the value of \"$_\"."));
add_com_alias ("?", "reverse-search", class_files, 0);
}
add_setshow_integer_cmd ("listsize", class_support, &lines_to_list, _("\
add_setshow_zuinteger_unlimited_cmd ("listsize", class_support,
&lines_to_list, _("\
Set number of source lines gdb will list by default."), _("\
Show number of source lines gdb will list by default."), NULL,
NULL,
show_lines_to_list,
&setlist, &showlist);
NULL, show_lines_to_list,
&setlist, &showlist);
add_cmd ("substitute-path", class_files, set_substitute_path_command,
_("\

View File

@ -1,3 +1,8 @@
2012-09-17 Yao Qi <yao@codesourcery.com>
* gdb.base/list.exp (set_listsize): Don't set arg to "unlimited"
when it is less than 0.
2012-09-17 Jan Kratochvil <jan.kratochvil@redhat.com>
PR 14119

View File

@ -62,7 +62,7 @@ proc set_listsize { arg } {
if [gdb_test "set listsize $arg" ".*" "setting listsize to $arg #$set_listsize_count"] {
return 0;
}
if { $arg <= 0 } {
if { $arg < 0 } {
set arg "unlimited";
}