diff --git a/include/boost/detail/catch_exceptions.hpp b/include/boost/detail/catch_exceptions.hpp new file mode 100644 index 0000000..a7e79a3 --- /dev/null +++ b/include/boost/detail/catch_exceptions.hpp @@ -0,0 +1,133 @@ +// boost/catch_exceptions.hpp -----------------------------------------------// + +// (C) Copyright Beman Dawes 1995-2001. Permission to copy, use, modify, sell +// and distribute this software is granted provided this copyright notice +// appears in all copies. This software is provided "as is" without express or +// implied warranty, and with no claim as to its suitability for any purpose. + +// See http://www.boost.org for updates, documentation, and revision history. + +// Revision History +// 26 Feb 01 Numerous changes suggested during formal review. (Beman) +// 25 Jan 01 catch_exceptions.hpp code factored out of cpp_main.cpp. +// 22 Jan 01 Remove test_tools dependencies to reduce coupling. +// 5 Nov 00 Initial boost version (Beman Dawes) + +#ifndef BOOST_CATCH_EXCEPTIONS_HPP +#define BOOST_CATCH_EXCEPTIONS_HPP + +// header dependencies are deliberately restricted to the standard library +// to reduce coupling to other boost libraries. +#include // for string +#include // for bad_alloc +#include // for bad_cast, bad_typeid +#include // for exception, bad_exception +#include // for std exception hierarchy +#include // for exit codes +# if __GNUC__ != 2 || __GNUC_MINOR__ > 95 +# include // for ostream +# else +# include // workaround GNU missing ostream header +# endif + + +namespace boost +{ + + namespace detail + { + // A separate reporting function was requested during formal review. + void report_exception( std::ostream & os, + const char * name, const char * info ) + { os << "\n** uncaught exception: " << name << " " << info << std::endl; } + } + + // catch_exceptions ------------------------------------------------------// + + template< class Generator > // Generator is function object returning int + int catch_exceptions( Generator function_object, + std::ostream & out, std::ostream & err ) + { + int result = 0; // quiet compiler warnings + bool exception_thrown = true; // avoid setting result for each excptn type + + try + { + result = function_object(); + exception_thrown = false; + } + + // As a result of hard experience with strangely interleaved output + // under some compilers, there is a lot of use of endl in the code below + // where a simple '\n' might appear to do. + + // The rules for catch & arguments are a bit different from function + // arguments (ISO 15.3 paragraphs 18 & 19). Apparently const isn't + // required, but it doesn't hurt and some programmers ask for it. + + catch ( const char * ex ) + { detail::report_exception( out, "", ex ); } + catch ( const std::string & ex ) + { detail::report_exception( out, "", ex.c_str() ); } + + // std:: exceptions + catch ( const std::bad_alloc & ex ) + { detail::report_exception( out, "std::bad_alloc:", ex.what() ); } + +# if !defined(__BORLANDC__) || __BORLANDC__ > 0x0551 + catch ( const std::bad_cast & ex ) + { detail::report_exception( out, "std::bad_cast:", ex.what() ); } + catch ( const std::bad_typeid & ex ) + { detail::report_exception( out, "std::bad_typeid:", ex.what() ); } +# else + catch ( const std::bad_cast & ex ) + { detail::report_exception( out, "std::bad_cast", "" ); } + catch ( const std::bad_typeid & ex ) + { detail::report_exception( out, "std::bad_typeid", "" ); } +# endif + + catch ( const std::bad_exception & ex ) + { detail::report_exception( out, "std::bad_exception:", ex.what() ); } + catch ( const std::domain_error & ex ) + { detail::report_exception( out, "std::domain_error:", ex.what() ); } + catch ( const std::invalid_argument & ex ) + { detail::report_exception( out, "std::invalid_argument:", ex.what() ); } + catch ( const std::length_error & ex ) + { detail::report_exception( out, "std::length_error:", ex.what() ); } + catch ( const std::out_of_range & ex ) + { detail::report_exception( out, "std::out_of_range:", ex.what() ); } + catch ( const std::range_error & ex ) + { detail::report_exception( out, "std::range_error:", ex.what() ); } + catch ( const std::overflow_error & ex ) + { detail::report_exception( out, "std::overflow_error:", ex.what() ); } + catch ( const std::underflow_error & ex ) + { detail::report_exception( out, "std::underflow_error:", ex.what() ); } + catch ( const std::logic_error & ex ) + { detail::report_exception( out, "std::logic_error:", ex.what() ); } + catch ( const std::runtime_error & ex ) + { detail::report_exception( out, "std::runtime_error:", ex.what() ); } + catch ( const std::exception & ex ) + { detail::report_exception( out, "std::exception:", ex.what() ); } + + catch ( ... ) + { detail::report_exception( out, "unknown exception", "" ); } + + if ( exception_thrown ) result = boost::exit_exception_failure; + + if ( result != 0 && result != exit_success ) + { + out << std::endl << "**** returning with error code " + << result << std::endl; + err + << "********** errors detected; see stdout for details ***********" + << std::endl; + } + else { out << std::flush << "no errors detected" << std::endl; } + + return result; + } // catch_exceptions + +} // boost + +#endif // BOOST_CATCH_EXCEPTIONS_HPP +