111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
// assert_macro_check implementation ------------------------------------------------//
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// Copyright Eric Niebler 2010.
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// Based on the assert_macro_check checker by Marshall Clow
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include "assert_macro_check.hpp"
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#include <functional>
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#include "boost/regex.hpp"
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#include "boost/lexical_cast.hpp"
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#include "boost/filesystem/operations.hpp"
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namespace fs = boost::filesystem;
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namespace
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{
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boost::regex assert_macro_regex(
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"("
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"^\\s*#\\s*undef\\s*" // # undef
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"\\b(assert)\\b" // followed by assert macro, whole word
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")"
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"|" // or (ignored)
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"("
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"//[^\\n]*" // single line comments (//)
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"|"
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"/\\*.*?\\*/" // multi line comments (/**/)
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"|"
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"\"(?:\\\\\\\\|\\\\\"|[^\"])*\"" // string literals
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")"
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"|" // or
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"("
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"\\b(assert)\\b" // assert macro, whole word
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"\\s*\\(" // followed by 0 or more spaces and an opening paren
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")"
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, boost::regex::normal);
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} // unnamed namespace
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namespace boost
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{
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namespace inspect
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{
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assert_macro_check::assert_macro_check()
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: m_files_with_errors(0)
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, m_from_boost_root(
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fs::exists(search_root_path() / "boost") &&
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fs::exists(search_root_path() / "libs"))
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{
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register_signature( ".c" );
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register_signature( ".cpp" );
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register_signature( ".cxx" );
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register_signature( ".h" );
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register_signature( ".hpp" );
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register_signature( ".hxx" );
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register_signature( ".ipp" );
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}
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void assert_macro_check::inspect(
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const string & library_name,
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const path & full_path, // example: c:/foo/boost/filesystem/path.hpp
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const string & contents ) // contents of file to be inspected
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{
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if (contents.find( "boostinspect:" "naassert_macro" ) != string::npos)
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return;
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// Check files iff (a) they are in the boost directory, or (b) they
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// are in the src directory under libs.
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if (m_from_boost_root) {
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path relative( relative_to( full_path, search_root_path() ) );
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path::const_iterator pbeg = relative.begin(), pend = relative.end();
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if (pbeg != std::find(pbeg, pend, "boost") &&
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!(pbeg == std::find(pbeg, pend, "libs") && pend != std::find(pbeg, pend, "src")))
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return;
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}
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long errors = 0;
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boost::sregex_iterator cur(contents.begin(), contents.end(), assert_macro_regex), end;
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for( ; cur != end; ++cur )
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{
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if(!(*cur)[3].matched)
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{
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string::const_iterator it = contents.begin();
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string::const_iterator match_it = (*cur)[0].first;
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string::const_iterator line_start = it;
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string::size_type line_number = 1;
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for ( ; it != match_it; ++it) {
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if (string::traits_type::eq(*it, '\n')) {
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++line_number;
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line_start = it + 1; // could be end()
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}
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}
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++errors;
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error( library_name, full_path, "C-style assert macro on line "
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+ boost::lexical_cast<string>( line_number ) );
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}
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}
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if(errors > 0)
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++m_files_with_errors;
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}
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} // namespace inspect
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} // namespace boost
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