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authornobody <nobody@localhost>2006-03-21 02:26:31 +0000
committernobody <nobody@localhost>2006-03-21 02:26:31 +0000
commit82c5021bdd4a2f1b50a36b048e5ae211271d208c (patch)
tree640693e8cb5dcb3e9459a48b297eaccde1605c87 /tools/regression/detail/tiny_xml.cpp
parentce5e16b6ae28e66369cdcfc6c416db64fd0298ba (diff)
parent4e41067f0502851d2f1255e462f609b357e2d89a (diff)
downloadboost-82c5021bdd4a2f1b50a36b048e5ae211271d208c.tar.gz
This commit was manufactured by cvs2svn to create branch 'RC_1_34_0'.
[SVN r33417]
Diffstat (limited to 'tools/regression/detail/tiny_xml.cpp')
-rw-r--r--tools/regression/detail/tiny_xml.cpp167
1 files changed, 167 insertions, 0 deletions
diff --git a/tools/regression/detail/tiny_xml.cpp b/tools/regression/detail/tiny_xml.cpp
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+// tiny XML sub-set tools implementation -----------------------------------//
+
+// (C) Copyright Beman Dawes 2002. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include "tiny_xml.hpp"
+#include <cassert>
+#include <cstring>
+
+namespace
+{
+
+ void eat_whitespace( char & c, std::istream & in )
+ {
+ while ( c == ' ' || c == '\r' || c == '\n' || c == '\t' )
+ in.get( c );
+ }
+
+ std::string get_name( char & c, std::istream & in )
+ {
+ std::string result;
+ eat_whitespace( c, in );
+ while ( std::strchr(
+ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-.", c )
+ != 0 )
+ {
+ result += c;
+ if(!in.get( c ))
+ throw std::string("xml: unexpected eof");
+ }
+ return result;
+ }
+
+ void eat_delim( char & c, std::istream & in,
+ char delim, const std::string & msg )
+ {
+ eat_whitespace( c, in );
+ if ( c != delim )
+ throw std::string("xml syntax error, expected ") + delim
+ + " (" + msg + ")";
+ in.get( c );
+ }
+
+ std::string get_value( char & c, std::istream & in )
+ {
+ std::string result;
+ while ( c != '\"' )
+ {
+ result += c;
+ in.get( c );
+ }
+ in.get( c );
+ return result;
+ }
+
+}
+
+namespace boost
+{
+ namespace tiny_xml
+ {
+
+ // parse -----------------------------------------------------------------//
+
+ element_ptr parse( std::istream & in, const std::string & msg )
+ {
+ char c = 0; // current character
+ element_ptr e( new element );
+
+ if(!in.get( c ))
+ throw std::string("xml: unexpected eof");
+ if ( c == '<' )
+ if(!in.get( c ))
+ throw std::string("xml: unexpected eof");
+
+ e->name = get_name( c, in );
+ eat_whitespace( c, in );
+
+ // attributes
+ while ( c != '>' )
+ {
+ attribute a;
+ a.name = get_name( c, in );
+
+ eat_delim( c, in, '=', msg );
+ eat_delim( c, in, '\"', msg );
+
+ a.value = get_value( c, in );
+
+ e->attributes.push_back( a );
+ eat_whitespace( c, in );
+ }
+ if(!in.get( c )) // next after '>'
+ throw std::string("xml: unexpected eof");
+
+ eat_whitespace( c, in );
+
+ // sub-elements
+ while ( c == '<' )
+ {
+ if ( in.peek() == '/' ) break;
+ e->elements.push_back( parse( in, msg ) );
+ in.get( c ); // next after '>'
+ eat_whitespace( c, in );
+ }
+
+ // content
+ if ( c != '<' )
+ {
+ e->content += '\n';
+ while ( c != '<' )
+ {
+ e->content += c;
+ if(!in.get( c ))
+ throw std::string("xml: unexpected eof");
+ }
+ }
+
+ assert( c == '<' );
+ if(!in.get( c )) // next after '<'
+ throw std::string("xml: unexpected eof");
+
+ eat_delim( c, in, '/', msg );
+ std::string end_name( get_name( c, in ) );
+ if ( e->name != end_name )
+ throw std::string("xml syntax error: beginning name ")
+ + e->name + " did not match end name " + end_name
+ + " (" + msg + ")";
+
+ eat_delim( c, in, '>', msg );
+ return e;
+ }
+
+ // write ---------------------------------------------------------------//
+
+ void write( const element & e, std::ostream & out )
+ {
+ out << "<" << e.name;
+ if ( !e.attributes.empty() )
+ {
+ for( attribute_list::const_iterator itr = e.attributes.begin();
+ itr != e.attributes.end(); ++itr )
+ {
+ out << " " << itr->name << "=\"" << itr->value << "\"";
+ }
+ }
+ out << ">";
+ if ( !e.elements.empty() )
+ {
+ out << "\n";
+ for( element_list::const_iterator itr = e.elements.begin();
+ itr != e.elements.end(); ++itr )
+ {
+ write( **itr, out );
+ }
+ }
+ if ( !e.content.empty() )
+ {
+ out << e.content;
+ }
+ out << "</" << e.name << ">\n";
+ }
+
+ } // namespace tiny_xml
+} // namespace boost
+