/* Routines for handling XML generic OS data provided by target.
- Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 2008-2015 Free Software Foundation, Inc.
This file is part of GDB.
#include "vec.h"
#include "xml-support.h"
#include "osdata.h"
-#include "gdb_string.h"
#include "ui-out.h"
#include "gdbcmd.h"
#else /* HAVE_LIBEXPAT */
-#include "xml-support.h"
-
/* Internal parsing data passed to all XML callbacks. */
struct osdata_parsing_data
{
gdb_xml_error (parser, _("Seen more than on osdata element"));
type = xml_find_attribute (attributes, "type")->value;
- osdata = XZALLOC (struct osdata);
+ osdata = XCNEW (struct osdata);
osdata->type = xstrdup (type);
data->osdata = osdata;
}
return NULL;
}
-static void
+void
info_osdata_command (char *type, int from_tty)
{
+ struct ui_out *uiout = current_uiout;
struct osdata *osdata = NULL;
- struct osdata_item *last;
+ struct osdata_item *last = NULL;
struct cleanup *old_chain;
- int ncols;
- int nprocs;
+ int ncols = 0;
+ int nrows;
+ int col_to_skip = -1;
osdata = get_osdata (type);
old_chain = make_cleanup_osdata_free (osdata);
- nprocs = VEC_length (osdata_item_s, osdata->items);
+ nrows = VEC_length (osdata_item_s, osdata->items);
- if (!type && nprocs == 0)
+ if (!type && nrows == 0)
error (_("Available types of OS data not reported."));
+
+ if (!VEC_empty (osdata_item_s, osdata->items))
+ {
+ last = VEC_last (osdata_item_s, osdata->items);
+ if (last->columns)
+ ncols = VEC_length (osdata_column_s, last->columns);
+
+ /* As a special case, scan the listing of available data types
+ for a column named "Title", and only include it with MI
+ output; this column's normal use is for titles for interface
+ elements like menus, and it clutters up CLI output. */
+ if (!type && !ui_out_is_mi_like_p (uiout))
+ {
+ struct osdata_column *col;
+ int ix;
+
+ for (ix = 0;
+ VEC_iterate (osdata_column_s, last->columns, ix, col);
+ ix++)
+ {
+ if (strcmp (col->name, "Title") == 0)
+ col_to_skip = ix;
+ }
+ /* Be sure to reduce the total column count, otherwise
+ internal errors ensue. */
+ if (col_to_skip >= 0)
+ --ncols;
+ }
+ }
- last = VEC_last (osdata_item_s, osdata->items);
- if (last && last->columns)
- ncols = VEC_length (osdata_column_s, last->columns);
- else
- ncols = 0;
-
- make_cleanup_ui_out_table_begin_end (uiout, ncols, nprocs,
+ make_cleanup_ui_out_table_begin_end (uiout, ncols, nrows,
"OSDataTable");
+ /* With no columns/items, we just output an empty table, but we
+ still output the table. This matters for MI. */
+ if (ncols == 0)
+ {
+ do_cleanups (old_chain);
+ return;
+ }
+
if (last && last->columns)
{
struct osdata_column *col;
VEC_iterate (osdata_column_s, last->columns,
ix, col);
ix++)
- ui_out_table_header (uiout, 10, ui_left,
- col->name, col->name);
+ {
+ char col_name[32];
+
+ if (ix == col_to_skip)
+ continue;
+
+ snprintf (col_name, 32, "col%d", ix);
+ ui_out_table_header (uiout, 10, ui_left,
+ col_name, col->name);
+ }
}
ui_out_table_body (uiout);
- if (nprocs != 0)
+ if (nrows != 0)
{
struct osdata_item *item;
int ix_items;
ix_items++)
{
struct cleanup *old_chain;
- struct ui_stream *stb;
int ix_cols;
struct osdata_column *col;
- stb = ui_out_stream_new (uiout);
- old_chain = make_cleanup_ui_out_stream_delete (stb);
- make_cleanup_ui_out_tuple_begin_end (uiout, "item");
+ old_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "item");
for (ix_cols = 0;
VEC_iterate (osdata_column_s, item->columns,
ix_cols, col);
ix_cols++)
- ui_out_field_string (uiout, col->name, col->value);
+ {
+ char col_name[32];
+
+ if (ix_cols == col_to_skip)
+ continue;
+ snprintf (col_name, 32, "col%d", ix_cols);
+ ui_out_field_string (uiout, col_name, col->value);
+ }
+
do_cleanups (old_chain);
ui_out_text (uiout, "\n");