/* Helper routines for parsing XML using Expat.
- Copyright (C) 2006, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
This file is part of GDB.
enum XML_Status status;
const char *error_string;
+ gdb_xml_debug (parser, _("Starting:\n%s"), buffer);
+
status = XML_Parse (parser->expat_parser, buffer, strlen (buffer), 1);
if (status == XML_STATUS_OK && parser->error.reason == 0)
result = xstrdup (obstack_finish (&data->obstack));
if (depth == 0)
- gdb_xml_debug (parser, _("XInclude processing succeeded:\n%s"),
- result);
+ gdb_xml_debug (parser, _("XInclude processing succeeded."));
}
else
result = NULL;
fprintf_filtered (file, _("XML debugging is %s.\n"), value);
}
+/* Return a malloc allocated string with special characters from TEXT
+ replaced by entity references. */
+
+char *
+xml_escape_text (const char *text)
+{
+ char *result;
+ int i, special;
+
+ /* Compute the length of the result. */
+ for (i = 0, special = 0; text[i] != '\0'; i++)
+ switch (text[i])
+ {
+ case '\'':
+ case '\"':
+ special += 5;
+ break;
+ case '&':
+ special += 4;
+ break;
+ case '<':
+ case '>':
+ special += 3;
+ break;
+ default:
+ break;
+ }
+
+ /* Expand the result. */
+ result = xmalloc (i + special + 1);
+ for (i = 0, special = 0; text[i] != '\0'; i++)
+ switch (text[i])
+ {
+ case '\'':
+ strcpy (result + i + special, "'");
+ special += 5;
+ break;
+ case '\"':
+ strcpy (result + i + special, """);
+ special += 5;
+ break;
+ case '&':
+ strcpy (result + i + special, "&");
+ special += 4;
+ break;
+ case '<':
+ strcpy (result + i + special, "<");
+ special += 3;
+ break;
+ case '>':
+ strcpy (result + i + special, ">");
+ special += 3;
+ break;
+ default:
+ result[i + special] = text[i];
+ break;
+ }
+ result[i + special] = '\0';
+
+ return result;
+}
+
+void
+obstack_xml_printf (struct obstack *obstack, const char *format, ...)
+{
+ va_list ap;
+ const char *f;
+ const char *prev;
+ int percent = 0;
+
+ va_start (ap, format);
+
+ prev = format;
+ for (f = format; *f; f++)
+ {
+ if (percent)
+ {
+ switch (*f)
+ {
+ case 's':
+ {
+ char *p;
+ char *a = va_arg (ap, char *);
+ obstack_grow (obstack, prev, f - prev - 1);
+ p = xml_escape_text (a);
+ obstack_grow_str (obstack, p);
+ xfree (p);
+ prev = f + 1;
+ }
+ break;
+ }
+ percent = 0;
+ }
+ else if (*f == '%')
+ percent = 1;
+ }
+
+ obstack_grow_str (obstack, prev);
+ va_end (ap);
+}
+
void _initialize_xml_support (void);
void