X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fxml-support.h;h=d80bf47d5a0a840c38a0fbaf49c6a0679a448d91;hb=3b27ef472df3b4cdcdd54629281610d594c99c97;hp=19fd44d54c7fc68bf5730bcf3004a28fbfd17426;hpb=05a4558a934667e0e219e95d2c898f5c069b860c;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/xml-support.h b/gdb/xml-support.h index 19fd44d54c..d80bf47d5a 100644 --- a/gdb/xml-support.h +++ b/gdb/xml-support.h @@ -1,12 +1,12 @@ /* Helper routines for parsing XML using Expat. - Copyright (C) 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2006-2015 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -15,9 +15,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. */ + along with this program. If not, see . */ #ifndef XML_SUPPORT_H @@ -25,29 +23,12 @@ #include "gdb_obstack.h" #include "vec.h" +#include "xml-utils.h" struct gdb_xml_parser; struct gdb_xml_element; struct gdb_xml_attribute; -/* Support for XInclude. */ - -/* Callback to fetch a new XML file, based on the provided HREF. */ - -typedef char *(*xml_fetch_another) (const char *href, void *baton); - -/* Return a new string which is the expansion of TEXT after processing - tags. FETCHER will be called (with FETCHER_BATON) to - retrieve any new files. DEPTH should be zero on the initial call. - - On failure, this function uses NAME in a warning and returns NULL. - It may throw an exception, but does not for XML parsing - problems. */ - -char *xml_process_xincludes (const char *name, const char *text, - xml_fetch_another fetcher, void *fetcher_baton, - int depth); - /* Return an XML document which was compiled into GDB, from the given FILENAME, or NULL if the file was not compiled in. */ @@ -64,8 +45,27 @@ LONGEST xml_builtin_xfer_partial (const char *filename, /* The text of compiled-in XML documents, from xml-builtin.c (generated). */ + extern const char *xml_builtin[][2]; +/* Support for XInclude. */ + +/* Callback to fetch a new XML file, based on the provided HREF. */ + +typedef char *(*xml_fetch_another) (const char *href, void *baton); + +/* Return a new string which is the expansion of TEXT after processing + tags. FETCHER will be called (with FETCHER_BATON) to + retrieve any new files. DEPTH should be zero on the initial call. + + On failure, this function uses NAME in a warning and returns NULL. + It may throw an exception, but does not for XML parsing + problems. */ + +char *xml_process_xincludes (const char *name, const char *text, + xml_fetch_another fetcher, void *fetcher_baton, + int depth); + /* Simplified XML parser infrastructure. */ /* A name and value pair, used to record parsed attributes. */ @@ -171,13 +171,6 @@ struct gdb_xml_element gdb_xml_element_end_handler *end_handler; }; -/* Initialize and return a parser. Register a cleanup to destroy the - parser. */ - -struct gdb_xml_parser *gdb_xml_create_parser_and_cleanup - (const char *name, const struct gdb_xml_element *elements, - void *user_data); - /* Associate DTD_NAME, which must be the name of a compiled-in DTD, with PARSER. */ @@ -192,16 +185,34 @@ void gdb_xml_use_dtd (struct gdb_xml_parser *parser, const char *dtd_name); int gdb_xml_parse (struct gdb_xml_parser *parser, const char *buffer); +/* Parse a XML document. DOCUMENT is the data to parse, which should + be NUL-terminated. If non-NULL, use the compiled-in DTD named + DTD_NAME to drive the parsing. + + The return value is 0 for success or -1 for error. It may throw, + but only if something unexpected goes wrong during parsing; parse + errors will be caught, warned about, and reported as failure. */ + +int gdb_xml_parse_quick (const char *name, const char *dtd_name, + const struct gdb_xml_element *elements, + const char *document, void *user_data); + /* Issue a debugging message from one of PARSER's handlers. */ void gdb_xml_debug (struct gdb_xml_parser *parser, const char *format, ...) - ATTR_FORMAT (printf, 2, 0); + ATTRIBUTE_PRINTF (2, 0); /* Issue an error message from one of PARSER's handlers, and stop parsing. */ void gdb_xml_error (struct gdb_xml_parser *parser, const char *format, ...) - ATTR_NORETURN ATTR_FORMAT (printf, 2, 0); + ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (2, 0); + +/* Find the attribute named NAME in the set of parsed attributes + ATTRIBUTES. Returns NULL if not found. */ + +struct gdb_xml_value *xml_find_attribute (VEC(gdb_xml_value_s) *attributes, + const char *name); /* Parse an integer attribute into a ULONGEST. */ @@ -229,4 +240,17 @@ extern gdb_xml_attribute_handler gdb_xml_parse_attr_enum; ULONGEST gdb_xml_parse_ulongest (struct gdb_xml_parser *parser, const char *value); +/* Simple printf to obstack function. Current implemented formatters: + %s - grow an xml escaped text in OBSTACK. */ + +extern void obstack_xml_printf (struct obstack *obstack, + const char *format, ...) + ATTRIBUTE_PRINTF_2; + +/* Open FILENAME, read all its text into memory, close it, and return + the text. If something goes wrong, return NULL and warn. */ + +extern char *xml_fetch_content_from_file (const char *filename, + void *baton); + #endif