FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add support for auto_boolean (true, false or auto).

Browse source
This commit is contained in:
Andrew Cagney 2000-06-23 08:12:27 +00:00
parent f09ded2422
commit 97c3646ff2
4 changed files with 154 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

96
gdb/command.c
View file

@ -327,6 +327,25 @@ add_set_enum_cmd (char *name,
return c;
}
/* Add element named NAME to command list LIST (the list for set
or some sublist thereof).
CLASS is as in add_cmd.
VAR is address of the variable which will contain the value.
DOC is the documentation string. */
struct cmd_list_element *
add_set_auto_boolean_cmd (char *name,
enum command_class class,
enum cmd_auto_boolean *var,
char *doc,
struct cmd_list_element **list)
{
static const char *auto_boolean_enums[] = { "on", "off", "auto", NULL };
struct cmd_list_element *c;
c = add_set_cmd (name, class, var_auto_boolean, var, doc, list);
c->enums = auto_boolean_enums;
return c;
}
/* Where SETCMD has already been added, add the corresponding show
command to LIST and return a pointer to the added command (not
necessarily the head of LIST). */
@ -1530,6 +1549,32 @@ complete_on_enum (const char *enumlist[],
return matchlist;
}
static enum cmd_auto_boolean
parse_auto_binary_operation (const char *arg)
{
if (arg != NULL && *arg != '\0')
{
int length = strlen (arg);
while (isspace (arg[length - 1]) && length > 0)
length--;
if (strncmp (arg, "on", length) == 0
|| strncmp (arg, "1", length) == 0
|| strncmp (arg, "yes", length) == 0
|| strncmp (arg, "enable", length) == 0)
return CMD_AUTO_BOOLEAN_TRUE;
else if (strncmp (arg, "off", length) == 0
|| strncmp (arg, "0", length) == 0
|| strncmp (arg, "no", length) == 0
|| strncmp (arg, "disable", length) == 0)
return CMD_AUTO_BOOLEAN_FALSE;
else if (strncmp (arg, "auto", length) == 0
|| (strncmp (arg, "-1", length) == 0 && length > 1))
return CMD_AUTO_BOOLEAN_AUTO;
}
error ("\"on\", \"off\" or \"auto\" expected.");
return CMD_AUTO_BOOLEAN_AUTO; /* pacify GCC */
}
static int
parse_binary_operation (arg)
char *arg;
@ -1544,13 +1589,15 @@ parse_binary_operation (arg)
while (arg[length - 1] == ' ' || arg[length - 1] == '\t')
length--;
if (!strncmp (arg, "on", length)
|| !strncmp (arg, "1", length)
|| !strncmp (arg, "yes", length))
if (strncmp (arg, "on", length) == 0
|| strncmp (arg, "1", length) == 0
|| strncmp (arg, "yes", length) == 0
|| strncmp (arg, "enable", length) == 0)
return 1;
else if (!strncmp (arg, "off", length)
|| !strncmp (arg, "0", length)
|| !strncmp (arg, "no", length))
else if (strncmp (arg, "off", length) == 0
|| strncmp (arg, "0", length) == 0
|| strncmp (arg, "no", length) == 0
|| strncmp (arg, "disable", length) == 0)
return 0;
else
{
@ -1635,6 +1682,9 @@ do_setshow_command (arg, from_tty, c)
case var_boolean:
*(int *) c->var = parse_binary_operation (arg);
break;
case var_auto_boolean:
*(enum cmd_auto_boolean *) c->var = parse_auto_binary_operation (arg);
break;
case var_uinteger:
if (arg == NULL)
error_no_arg ("integer to set it to.");
@ -1760,6 +1810,23 @@ do_setshow_command (arg, from_tty, c)
case var_boolean:
fputs_filtered (*(int *) c->var ? "on" : "off", stb->stream);
break;
case var_auto_boolean:
switch (*(enum auto_boolean*) c->var)
{
case CMD_AUTO_BOOLEAN_TRUE:
fputs_filtered ("on", stb->stream);
break;
case CMD_AUTO_BOOLEAN_FALSE:
fputs_filtered ("off", stb->stream);
break;
case CMD_AUTO_BOOLEAN_AUTO:
fputs_filtered ("auto", stb->stream);
break;
default:
internal_error ("do_setshow_command: invalid var_auto_boolean");
break;
}
break;
case var_uinteger:
if (*(unsigned int *) c->var == UINT_MAX)
{
@ -1813,6 +1880,23 @@ do_setshow_command (arg, from_tty, c)
case var_boolean:
fputs_filtered (*(int *) c->var ? "on" : "off", gdb_stdout);
break;
case var_auto_boolean:
switch (*(enum cmd_auto_boolean*) c->var)
{
case CMD_AUTO_BOOLEAN_TRUE:
fputs_filtered ("on", gdb_stdout);
break;
case CMD_AUTO_BOOLEAN_FALSE:
fputs_filtered ("off", gdb_stdout);
break;
case CMD_AUTO_BOOLEAN_AUTO:
fputs_filtered ("auto", gdb_stdout);
break;
default:
internal_error ("do_setshow_command: invalid var_auto_boolean");
break;
}
break;
case var_uinteger:
if (*(unsigned int *) c->var == UINT_MAX)
{