2008-12-02 08:57:38 +01:00
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/* Routines for handling XML generic OS data provided by target.
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2016-01-01 05:33:14 +01:00
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Copyright (C) 2008-2016 Free Software Foundation, Inc.
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2008-12-02 08:57:38 +01:00
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "target.h"
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#include "vec.h"
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#include "xml-support.h"
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#include "osdata.h"
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#include "ui-out.h"
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#include "gdbcmd.h"
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#if !defined(HAVE_LIBEXPAT)
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struct osdata *
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osdata_parse (const char *xml)
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{
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static int have_warned;
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if (!have_warned)
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{
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have_warned = 1;
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warning (_("Can not parse XML OS data; XML support was disabled "
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"at compile time"));
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}
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return NULL;
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}
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#else /* HAVE_LIBEXPAT */
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/* Internal parsing data passed to all XML callbacks. */
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struct osdata_parsing_data
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{
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struct osdata *osdata;
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char *property_name;
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};
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/* Handle the start of a <osdata> element. */
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static void
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osdata_start_osdata (struct gdb_xml_parser *parser,
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const struct gdb_xml_element *element,
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void *user_data, VEC(gdb_xml_value_s) *attributes)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata_parsing_data *data = (struct osdata_parsing_data *) user_data;
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2008-12-02 08:57:38 +01:00
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char *type;
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struct osdata *osdata;
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if (data->osdata)
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gdb_xml_error (parser, _("Seen more than on osdata element"));
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2015-09-25 20:08:07 +02:00
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type = (char *) xml_find_attribute (attributes, "type")->value;
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2013-12-28 23:31:01 +01:00
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osdata = XCNEW (struct osdata);
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2008-12-02 08:57:38 +01:00
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osdata->type = xstrdup (type);
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data->osdata = osdata;
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}
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/* Handle the start of a <item> element. */
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static void
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osdata_start_item (struct gdb_xml_parser *parser,
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const struct gdb_xml_element *element,
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void *user_data, VEC(gdb_xml_value_s) *attributes)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata_parsing_data *data = (struct osdata_parsing_data *) user_data;
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2008-12-02 08:57:38 +01:00
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struct osdata_item item = { NULL };
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2010-05-16 02:46:46 +02:00
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2008-12-02 08:57:38 +01:00
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VEC_safe_push (osdata_item_s, data->osdata->items, &item);
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}
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/* Handle the start of a <column> element. */
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static void
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osdata_start_column (struct gdb_xml_parser *parser,
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const struct gdb_xml_element *element,
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void *user_data, VEC(gdb_xml_value_s) *attributes)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata_parsing_data *data = (struct osdata_parsing_data *) user_data;
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const char *name
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= (const char *) xml_find_attribute (attributes, "name")->value;
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2010-05-16 02:46:46 +02:00
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2008-12-02 08:57:38 +01:00
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data->property_name = xstrdup (name);
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}
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/* Handle the end of a <column> element. */
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static void
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osdata_end_column (struct gdb_xml_parser *parser,
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const struct gdb_xml_element *element,
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void *user_data, const char *body_text)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata_parsing_data *data = (struct osdata_parsing_data *) user_data;
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2008-12-02 08:57:38 +01:00
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struct osdata *osdata = data->osdata;
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struct osdata_item *item = VEC_last (osdata_item_s, osdata->items);
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struct osdata_column *col = VEC_safe_push (osdata_column_s,
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item->columns, NULL);
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/* Transfer memory ownership. NAME was already strdup'ed. */
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col->name = data->property_name;
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col->value = xstrdup (body_text);
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data->property_name = NULL;
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}
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/* Discard the constructed osdata (if an error occurs). */
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static void
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clear_parsing_data (void *p)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata_parsing_data *data = (struct osdata_parsing_data *) p;
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2010-05-16 02:46:46 +02:00
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2008-12-02 08:57:38 +01:00
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osdata_free (data->osdata);
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data->osdata = NULL;
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xfree (data->property_name);
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data->property_name = NULL;
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}
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/* The allowed elements and attributes for OS data object.
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The root element is a <osdata>. */
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const struct gdb_xml_attribute column_attributes[] = {
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{ "name", GDB_XML_AF_NONE, NULL, NULL },
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{ NULL, GDB_XML_AF_NONE, NULL, NULL }
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};
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const struct gdb_xml_element item_children[] = {
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{ "column", column_attributes, NULL,
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GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL,
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osdata_start_column, osdata_end_column },
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{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
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};
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const struct gdb_xml_attribute osdata_attributes[] = {
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{ "type", GDB_XML_AF_NONE, NULL, NULL },
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{ NULL, GDB_XML_AF_NONE, NULL, NULL }
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};
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const struct gdb_xml_element osdata_children[] = {
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{ "item", NULL, item_children,
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GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL,
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osdata_start_item, NULL },
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{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
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};
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const struct gdb_xml_element osdata_elements[] = {
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{ "osdata", osdata_attributes, osdata_children,
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GDB_XML_EF_NONE, osdata_start_osdata, NULL },
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{ NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL }
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};
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struct osdata *
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osdata_parse (const char *xml)
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{
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2011-01-25 10:49:59 +01:00
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struct cleanup *back_to;
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2008-12-02 08:57:38 +01:00
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struct osdata_parsing_data data = { NULL };
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2011-01-25 10:49:59 +01:00
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back_to = make_cleanup (clear_parsing_data, &data);
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2008-12-02 08:57:38 +01:00
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2011-01-25 10:49:59 +01:00
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if (gdb_xml_parse_quick (_("osdata"), "osdata.dtd",
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osdata_elements, xml, &data) == 0)
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{
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/* Parsed successfully, don't need to delete the result. */
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discard_cleanups (back_to);
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return data.osdata;
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}
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2008-12-02 08:57:38 +01:00
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do_cleanups (back_to);
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2011-01-25 10:49:59 +01:00
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return NULL;
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2008-12-02 08:57:38 +01:00
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}
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#endif
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2008-12-02 16:52:15 +01:00
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static void
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osdata_item_clear (struct osdata_item *item)
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{
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if (item->columns != NULL)
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{
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struct osdata_column *col;
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int ix;
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2010-05-16 02:46:46 +02:00
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2008-12-02 16:52:15 +01:00
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for (ix = 0;
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VEC_iterate (osdata_column_s, item->columns,
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ix, col);
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ix++)
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{
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xfree (col->name);
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xfree (col->value);
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}
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VEC_free (osdata_column_s, item->columns);
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item->columns = NULL;
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}
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}
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2008-12-02 08:57:38 +01:00
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void
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osdata_free (struct osdata *osdata)
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{
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if (osdata == NULL)
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return;
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if (osdata->items != NULL)
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{
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struct osdata_item *item;
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int ix;
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2010-05-16 02:46:46 +02:00
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2008-12-02 08:57:38 +01:00
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for (ix = 0;
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VEC_iterate (osdata_item_s, osdata->items,
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ix, item);
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ix++)
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osdata_item_clear (item);
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VEC_free (osdata_item_s, osdata->items);
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}
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xfree (osdata);
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}
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2008-12-02 16:52:15 +01:00
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static void
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osdata_free_cleanup (void *arg)
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{
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2015-09-25 20:08:07 +02:00
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struct osdata *osdata = (struct osdata *) arg;
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2010-05-16 02:46:46 +02:00
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2008-12-02 16:52:15 +01:00
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osdata_free (osdata);
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}
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struct cleanup *
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make_cleanup_osdata_free (struct osdata *data)
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{
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return make_cleanup (osdata_free_cleanup, data);
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}
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struct osdata *
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get_osdata (const char *type)
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2008-12-02 08:57:38 +01:00
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{
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2008-12-02 16:52:15 +01:00
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struct osdata *osdata = NULL;
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2008-12-02 08:57:38 +01:00
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char *xml = target_get_osdata (type);
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2010-05-16 02:46:46 +02:00
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2008-12-02 08:57:38 +01:00
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if (xml)
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{
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2008-12-02 16:52:15 +01:00
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struct cleanup *old_chain = make_cleanup (xfree, xml);
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2008-12-02 08:57:38 +01:00
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if (xml[0] == '\0')
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2010-06-19 01:06:30 +02:00
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{
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if (type)
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warning (_("Empty data returned by target. Wrong osdata type?"));
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else
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warning (_("Empty type list returned by target. No type data?"));
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}
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2008-12-02 16:52:15 +01:00
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else
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osdata = osdata_parse (xml);
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do_cleanups (old_chain);
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2008-12-02 08:57:38 +01:00
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}
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2008-12-02 16:52:15 +01:00
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2008-12-02 08:57:38 +01:00
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if (!osdata)
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2011-03-16 18:59:03 +01:00
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error (_("Can not fetch data now."));
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2008-12-02 08:57:38 +01:00
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return osdata;
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}
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const char *
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get_osdata_column (struct osdata_item *item, const char *name)
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{
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struct osdata_column *col;
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int ix_cols;
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for (ix_cols = 0;
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VEC_iterate (osdata_column_s, item->columns,
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ix_cols, col);
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ix_cols++)
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if (strcmp (col->name, name) == 0)
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return col->value;
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return NULL;
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}
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2012-05-24 02:33:47 +02:00
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void
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2008-12-02 08:57:38 +01:00
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info_osdata_command (char *type, int from_tty)
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{
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2011-08-04 Pedro Alves <pedro@codesourcery.com>
* ui-out.h (uiout): Rename to ...
(current_uiout): ... this.
* ui-out.c (uiout): Rename to ...
(current_uiout): ... this.
* ada-lang.c (print_it_exception, print_one_exception)
(print_mention_exception): Adjust.
* breakpoint.c (watchpoint_check): Adjust.
(print_breakpoint_location, print_one_breakpoint, breakpoint_1)
(default_collect_info, watchpoints_info, print_one_catch_fork)
(print_one_catch_vfork, print_one_catch_syscall)
(print_one_catch_exec, mention, print_it_ranged_breakpoint)
(print_one_ranged_breakpoint, print_mention_ranged_breakpoint)
(print_it_watchpoint, print_mention_watchpoint)
(print_it_masked_watchpoint, print_mention_masked_watchpoint)
(print_it_exception_catchpoint, print_one_exception_catchpoint)
(print_mention_exception_catchpoint, say_where, bkpt_print_it)
(bkpt_print_mention, momentary_bkpt_print_it)
(tracepoint_print_mention, update_static_tracepoint)
(tracepoints_info, save_breakpoints): Adjust.
* cli-out.c (field_separator): Adjust.
* cp-abi.c (list_cp_abis, show_cp_abi_cmd): Adjust.
* exceptions.c (catch_exceptions_with_msg, catch_errors): Adjust.
* frame.c (get_current_frame): Adjust.
* infcmd.c (run_command_1, print_return_value): Adjust.
* inferior.c (inferior_command, info_inferiors_command): Adjust.
* infrun.c (print_end_stepping_range_reason): Adjust.
(print_signal_exited_reason, print_exited_reason): Adjust.
(print_signal_received_reason, print_no_history_reason): Adjust.
* interps.c (interp_set): Adjust.
* osdata.c (info_osdata_command): Adjust.
* progspace.c (maintenance_info_program_spaces_command): Adjust.
* remote-fileio.c (remote_fileio_request): Adjust.
* remote.c (show_remote_cmd): Adjust.
* solib.c (info_sharedlibrary_command): Adjust.
* source.c (print_source_lines_base): Adjust.
* stack.c (print_stack_frame): Adjust.
(do_gdb_disassembly, print_frame_info, print_frame): Adjust.
* symfile-mem.c (add_vsyscall_page): Adjust.
* symfile.c (load_progress, generic_load)
(print_transfer_performance): Adjust.
* thread.c (info_threads_command, restore_selected_frame)
(thread_command): Adjust.
* top.c (make_cleanup_restore_ui_file): Adjust.
* tracepoint.c (tvariables_info_1, trace_status_mi, tfind_1)
(print_one_static_tracepoint_marker): Adjust.
* cli/cli-cmds.c (print_disassembly): Adjust.
* cli/cli-decode.c (print_doc_line): Adjust.
* cli/cli-interp.c (safe_execute_command): Adjust.
* cli/cli-logging.c (set_logging_redirect, pop_output_files)
(handle_redirections): Adjust.
* cli/cli-script.c (show_user_1): Adjust.
* cli/cli-setshow.c (do_setshow_command, cmd_show_list): Adjust.
* mi/mi-cmd-break.c (breakpoint_notify): Adjust.
* mi/mi-cmd-disas.c (mi_cmd_disassemble): Adjust.
* mi/mi-cmd-env.c (mi_cmd_env_pwd, mi_cmd_env_path)
(mi_cmd_env_dir): Adjust.
* mi/mi-cmd-file.c (mi_cmd_file_list_exec_source_file)
(print_partial_file_name, mi_cmd_file_list_exec_source_files): Adjust.
* mi/mi-cmd-stack.c (mi_cmd_stack_list_frames)
(mi_cmd_stack_info_depth, mi_cmd_stack_list_args)
(list_args_or_locals): Adjust.
* mi/mi-cmd-var.c (print_varobj, mi_cmd_var_create)
(mi_cmd_var_delete, mi_cmd_var_set_format, mi_cmd_var_set_frozen)
(mi_cmd_var_show_format, mi_cmd_var_info_num_children)
(mi_cmd_var_list_children, mi_cmd_var_info_type)
(mi_cmd_var_info_path_expression, mi_cmd_var_info_expression)
(mi_cmd_var_show_attributes, mi_cmd_var_evaluate_expression)
(mi_cmd_var_assign, mi_cmd_var_update, varobj_update_one): Adjust.
* mi/mi-interp.c (mi_on_normal_stop): Adjust.
* mi/mi-main.c (mi_cmd_gdb_exit, mi_cmd_thread_select)
(mi_cmd_thread_list_ids, mi_cmd_thread_info, print_one_inferior)
(list_available_thread_groups, mi_cmd_list_thread_groups)
(mi_cmd_data_list_register_names)
(mi_cmd_data_list_changed_registers)
(mi_cmd_data_list_register_values, get_register)
(mi_cmd_data_evaluate_expression, mi_cmd_data_read_memory)
(mi_cmd_data_read_memory_bytes, mi_cmd_list_features)
(mi_cmd_list_target_features, mi_cmd_add_inferior)
(mi_execute_command, mi_load_progress): Adjust.
* mi/mi-symbol-cmds.c (mi_cmd_symbol_list_lines): Adjust.
* python/py-auto-load.c (print_script, info_auto_load_scripts):
Adjust.
* python/py-breakpoint.c (bppy_get_commands): Adjust.
* tui/tui-interp.c (tui_command_loop): Adjust.
* tui/tui-io.c (tui_setup_io, tui_initialize_io): Adjust.
2011-08-04 21:10:14 +02:00
|
|
|
struct ui_out *uiout = current_uiout;
|
2008-12-02 16:52:15 +01:00
|
|
|
struct osdata *osdata = NULL;
|
2011-11-21 17:54:28 +01:00
|
|
|
struct osdata_item *last = NULL;
|
2008-12-02 16:52:15 +01:00
|
|
|
struct cleanup *old_chain;
|
2011-11-21 17:54:28 +01:00
|
|
|
int ncols = 0;
|
|
|
|
int nrows;
|
2012-06-29 01:44:26 +02:00
|
|
|
int col_to_skip = -1;
|
2008-12-02 08:57:38 +01:00
|
|
|
|
|
|
|
osdata = get_osdata (type);
|
2008-12-02 16:52:15 +01:00
|
|
|
old_chain = make_cleanup_osdata_free (osdata);
|
2008-12-02 08:57:38 +01:00
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
nrows = VEC_length (osdata_item_s, osdata->items);
|
2008-12-02 08:57:38 +01:00
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
if (!type && nrows == 0)
|
2010-06-19 01:06:30 +02:00
|
|
|
error (_("Available types of OS data not reported."));
|
2011-11-21 17:54:28 +01:00
|
|
|
|
|
|
|
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);
|
2012-06-29 01:44:26 +02:00
|
|
|
|
|
|
|
/* 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;
|
|
|
|
}
|
2011-11-21 17:54:28 +01:00
|
|
|
}
|
2010-06-19 01:06:30 +02:00
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
make_cleanup_ui_out_table_begin_end (uiout, ncols, nrows,
|
2008-12-02 16:52:15 +01:00
|
|
|
"OSDataTable");
|
2008-12-02 08:57:38 +01:00
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
/* 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;
|
|
|
|
}
|
|
|
|
|
2008-12-02 08:57:38 +01:00
|
|
|
if (last && last->columns)
|
|
|
|
{
|
|
|
|
struct osdata_column *col;
|
|
|
|
int ix;
|
2010-05-16 02:46:46 +02:00
|
|
|
|
2008-12-02 08:57:38 +01:00
|
|
|
for (ix = 0;
|
|
|
|
VEC_iterate (osdata_column_s, last->columns,
|
|
|
|
ix, col);
|
|
|
|
ix++)
|
2011-11-21 17:54:28 +01:00
|
|
|
{
|
|
|
|
char col_name[32];
|
2012-06-29 01:44:26 +02:00
|
|
|
|
|
|
|
if (ix == col_to_skip)
|
|
|
|
continue;
|
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
snprintf (col_name, 32, "col%d", ix);
|
|
|
|
ui_out_table_header (uiout, 10, ui_left,
|
|
|
|
col_name, col->name);
|
|
|
|
}
|
2008-12-02 08:57:38 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
ui_out_table_body (uiout);
|
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
if (nrows != 0)
|
2008-12-02 08:57:38 +01:00
|
|
|
{
|
|
|
|
struct osdata_item *item;
|
|
|
|
int ix_items;
|
2010-05-16 02:46:46 +02:00
|
|
|
|
2008-12-02 08:57:38 +01:00
|
|
|
for (ix_items = 0;
|
|
|
|
VEC_iterate (osdata_item_s, osdata->items,
|
|
|
|
ix_items, item);
|
|
|
|
ix_items++)
|
|
|
|
{
|
2008-12-02 16:52:15 +01:00
|
|
|
struct cleanup *old_chain;
|
2008-12-02 08:57:38 +01:00
|
|
|
int ix_cols;
|
|
|
|
struct osdata_column *col;
|
|
|
|
|
2012-03-27 21:08:37 +02:00
|
|
|
old_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "item");
|
2008-12-02 08:57:38 +01:00
|
|
|
|
|
|
|
for (ix_cols = 0;
|
|
|
|
VEC_iterate (osdata_column_s, item->columns,
|
|
|
|
ix_cols, col);
|
|
|
|
ix_cols++)
|
2011-11-21 17:54:28 +01:00
|
|
|
{
|
|
|
|
char col_name[32];
|
2012-06-29 01:44:26 +02:00
|
|
|
|
|
|
|
if (ix_cols == col_to_skip)
|
|
|
|
continue;
|
|
|
|
|
2011-11-21 17:54:28 +01:00
|
|
|
snprintf (col_name, 32, "col%d", ix_cols);
|
|
|
|
ui_out_field_string (uiout, col_name, col->value);
|
|
|
|
}
|
|
|
|
|
2008-12-02 08:57:38 +01:00
|
|
|
do_cleanups (old_chain);
|
|
|
|
|
|
|
|
ui_out_text (uiout, "\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-12-02 16:52:15 +01:00
|
|
|
do_cleanups (old_chain);
|
2008-12-02 08:57:38 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
extern initialize_file_ftype _initialize_osdata; /* -Wmissing-prototypes */
|
|
|
|
|
|
|
|
void
|
|
|
|
_initialize_osdata (void)
|
|
|
|
{
|
|
|
|
add_info ("os", info_osdata_command,
|
|
|
|
_("Show OS data ARG."));
|
|
|
|
}
|