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Diffstat (limited to '')
-rw-r--r-- | src/boost/tools/inspect/minmax_check.cpp | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/boost/tools/inspect/minmax_check.cpp b/src/boost/tools/inspect/minmax_check.cpp new file mode 100644 index 000000000..00cc44bca --- /dev/null +++ b/src/boost/tools/inspect/minmax_check.cpp @@ -0,0 +1,102 @@ +// 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 + |