103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmXMLSafe.h"
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#include <cmsys/ios/iostream>
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#include <cmsys/ios/sstream>
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#include <string.h>
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#include <stdio.h>
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//----------------------------------------------------------------------------
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cmXMLSafe::cmXMLSafe(const char* s):
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Data(s),
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Size(static_cast<unsigned long>(strlen(s))),
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DoQuotes(true)
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{
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}
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//----------------------------------------------------------------------------
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cmXMLSafe::cmXMLSafe(cmsys_stl::string const& s):
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Data(s.c_str()),
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Size(static_cast<unsigned long>(s.length())),
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DoQuotes(true)
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{
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}
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//----------------------------------------------------------------------------
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cmXMLSafe& cmXMLSafe::Quotes(bool b)
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{
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this->DoQuotes = b;
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return *this;
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}
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//----------------------------------------------------------------------------
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cmsys_stl::string cmXMLSafe::str()
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{
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cmsys_ios::ostringstream ss;
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ss << *this;
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return ss.str();
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}
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//----------------------------------------------------------------------------
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cmsys_ios::ostream& operator<<(cmsys_ios::ostream& os, cmXMLSafe const& self)
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{
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char const* first = self.Data;
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char const* last = self.Data + self.Size;
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for(char const* ci = first; ci != last; ++ci)
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{
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unsigned char c = static_cast<unsigned char>(*ci);
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switch(c)
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{
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case '&': os << "&"; break;
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case '<': os << "<"; break;
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case '>': os << ">"; break;
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case '"': os << (self.DoQuotes? """ : "\""); break;
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case '\'': os << (self.DoQuotes? "'" : "'"); break;
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case '\t': os << "\t"; break;
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case '\n': os << "\n"; break;
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case '\r': break; // Ignore CR
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default:
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if(c >= 0x20 && c <= 0x7f)
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{
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os.put(static_cast<char>(c));
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}
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else
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{
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// TODO: More complete treatment of program output character
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// encoding. Instead of escaping these bytes, we should
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// handle the current locale and its encoding.
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char buf[16];
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// http://www.w3.org/TR/REC-xml/#NT-Char
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if(c >= 0x80)
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{
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sprintf(buf, "&#x%hx;", static_cast<unsigned short>(c));
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}
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else
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{
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// We cannot use "&#x%hx;" here because this value is not
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// valid in XML. Instead use a human-readable hex value.
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sprintf(buf, "<0x%hx>", static_cast<unsigned short>(c));
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}
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os << buf;
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}
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break;
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}
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}
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return os;
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}
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