73ef4ff3
 Hu Chunming
提交三方库
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// minmax_check implementation --------------------------------------------//
// Copyright Beman Dawes 2002.
// Copyright Gennaro Prota 2006.
//
// 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 <algorithm>
#include "minmax_check.hpp"
#include "boost/regex.hpp"
#include "boost/lexical_cast.hpp"
namespace
{
boost::regex minmax_regex(
"("
"^\\s*#\\s*undef\\s*" // # undef
"\\b(min|max)\\b" // followed by min or max, whole word
")"
"|" // or (ignored)
"("
"//[^\\n]*" // single line comments (//)
"|"
"/\\*.*?\\*/" // multi line comments (/**/)
"|"
"\"(?:\\\\\\\\|\\\\\"|[^\"])*\"" // string literals
")"
"|" // or
"("
"\\b(min|max)\\b" // min or max, whole word
"\\s*\\(" // followed by 0 or more spaces and an opening paren
")"
, boost::regex::normal);
} // unnamed namespace
namespace boost
{
namespace inspect
{
// minmax_check constructor -------------------------------------------//
minmax_check::minmax_check()
: m_errors(0)
{
// C/C++ source code...
register_signature( ".c" );
register_signature( ".cpp" );
register_signature( ".cxx" );
register_signature( ".h" );
register_signature( ".hpp" );
register_signature( ".hxx" );
register_signature( ".inc" );
register_signature( ".ipp" );
}
// inspect ( C++ source files ) ---------------------------------------//
void minmax_check::inspect(
const string & library_name,
const path & full_path, // example: c:/foo/boost/filesystem/path.hpp
const string & contents) // contents of file to be inspected
{
if (contents.find( "boostinspect:" "nominmax" ) != string::npos) return;
boost::sregex_iterator cur(contents.begin(), contents.end(), minmax_regex), end;
for( ; cur != end; ++cur /*, ++m_errors*/ )
{
if(!(*cur)[3].matched)
{
string::const_iterator it = contents.begin();
string::const_iterator match_it = (*cur)[0].first;
string::const_iterator line_start = it;
string::size_type line_number = 1;
for ( ; it != match_it; ++it) {
if (string::traits_type::eq(*it, '\n')) {
++line_number;
line_start = it + 1; // could be end()
}
}
++m_errors;
error( library_name, full_path, string(name())
+ " violation of Boost min/max guidelines on line "
+ boost::lexical_cast<string>( line_number ) );
}
}
}
} // namespace inspect
} // namespace boost
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