projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | <!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' |
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| 3 | <html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'> | |
| 4 | <head> | |
| 5 | <meta http-equiv='Content-Type' content='text/html; charset=utf-8'/> | |
| 6 | <title>errinfo_file_name</title> | |
| 7 | <link href='reno.css' type='text/css' rel='stylesheet'/> | |
| 8 | </head> | |
| 9 | <body> | |
| 10 | <div class="body-0"> | |
| 11 | <div class="body-1"> | |
| 12 | <div class="body-2"> | |
| 13 | <div> | |
| 14 | <div id="boost_logo"> | |
| 15 | <a href="http://www.boost.org"><img style="border:0" src="../../../boost.png" alt="Boost" width="277" height="86"/></a> | |
| 16 | </div> | |
| 17 | <h1>Boost Exception</h1> | |
| 18 | </div> | |
| 19 | <!-- Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc. --> | |
| 20 | <!-- Distributed under the Boost Software License, Version 1.0. (See accompanying --> | |
| 21 | <!-- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) --> | |
| 22 | <div class="RenoIncludeDIV"><div class="RenoAutoDIV"><h3>errinfo_file_name</h3> | |
| 23 | </div> | |
| 24 | <div class="RenoIncludeDIV"><p><span class="RenoEscape">#<!--<wiki>`#</wiki>--></span>include <<span class="RenoLink"><a href="boost_exception_errinfo_file_name_hpp.html">boost/exception/errinfo_file_name.hpp</a></span>></p> | |
| 25 | <div class="RenoIncludeDIV"><pre>#include <<span class="RenoLink"><a href="boost_exception_error_info_hpp.html">boost/exception/error_info.hpp</a></span>> | |
| 26 | #include <string> | |
| 27 | ||
| 28 | namespace | |
| 29 | boost | |
| 30 | { | |
| 31 | <span class="RenoIncludeSPAN"> <span class="RenoIncludeSPAN">typedef <span class="RenoLink"><a href="error_info.html">error_info</a></span><struct errinfo_file_name_,std::string> <span class="RenoLink">errinfo_file_name</span>;</span></span> | |
| 32 | }</pre> | |
| 33 | </div></div><p>This type is designed to be used as a standard <span class="RenoLink"><a href="error_info.html">error_info</a></span> instance for transporting a relevant file name in exceptions deriving from boost::<span class="RenoLink"><a href="exception.html">exception</a></span>.</p> | |
| 34 | <h3>Example:</h3> | |
| 35 | <div class="RenoIncludeDIV"><pre>#include <<span class="RenoLink"><a href="boost_exception_errinfo_api_function_hpp.html">boost/exception/errinfo_api_function.hpp</a></span>> | |
| 36 | #include <<span class="RenoLink"><a href="boost_exception_errinfo_at_line_hpp.html">boost/exception/errinfo_at_line.hpp</a></span>> | |
| 37 | #include <<span class="RenoLink"><a href="boost_exception_errinfo_errno_hpp.html">boost/exception/errinfo_errno.hpp</a></span>> | |
| 38 | #include <<span class="RenoLink"><a href="boost_exception_errinfo_file_handle_hpp.html">boost/exception/errinfo_file_handle.hpp</a></span>> | |
| 39 | #include <<span class="RenoLink"><a href="boost_exception_errinfo_file_name_hpp.html">boost/exception/errinfo_file_name.hpp</a></span>> | |
| 40 | #include <<span class="RenoLink"><a href="boost_exception_errinfo_file_open_mode_hpp.html">boost/exception/errinfo_file_open_mode.hpp</a></span>> | |
| 41 | #include <<span class="RenoLink"><a href="boost_exception_info_hpp.html">boost/exception/info.hpp</a></span>> | |
| 42 | #include <<span class="RenoLink"><a href="boost_throw_exception_hpp.html">boost/throw_exception.hpp</a></span>> | |
| 43 | #include <boost/shared_ptr.hpp> | |
| 44 | #include <boost/weak_ptr.hpp> | |
| 45 | #include <stdio.h> | |
| 46 | #include <errno.h> | |
| 47 | #include <exception> | |
| 48 | ||
| 49 | struct error : virtual std::exception, virtual boost::<span class="RenoLink"><a href="exception.html">exception</a></span> { }; | |
| 50 | struct file_error : virtual error { }; | |
| 51 | struct file_open_error: virtual file_error { }; | |
| 52 | struct file_read_error: virtual file_error { }; | |
| 53 | ||
| 54 | boost::shared_ptr<FILE> | |
| 55 | open_file( char const * file, char const * mode ) | |
| 56 | { | |
| 57 | if( FILE * f=fopen(file,mode) ) | |
| 58 | return boost::shared_ptr<FILE>(f,fclose); | |
| 59 | else | |
| 60 | <span class="RenoLink"><a href="BOOST_THROW_EXCEPTION.html">BOOST_THROW_EXCEPTION</a></span>( | |
| 61 | file_open_error() << | |
| 62 | boost::<span class="RenoLink"><a href="errinfo_api_function.html">errinfo_api_function</a></span>("fopen") << | |
| 63 | boost::<span class="RenoLink"><a href="errinfo_errno.html">errinfo_errno</a></span>(errno) << | |
| 64 | boost::<span class="RenoLink">errinfo_file_name</span>(file) << | |
| 65 | boost::<span class="RenoLink"><a href="errinfo_file_open_mode.html">errinfo_file_open_mode</a></span>(mode) ); | |
| 66 | } | |
| 67 | ||
| 68 | size_t | |
| 69 | read_file( boost::shared_ptr<FILE> const & f, void * buf, size_t size ) | |
| 70 | { | |
| 71 | size_t nr=fread(buf,1,size,f.get()); | |
| 72 | if( ferror(f.get()) ) | |
| 73 | <span class="RenoLink"><a href="BOOST_THROW_EXCEPTION.html">BOOST_THROW_EXCEPTION</a></span>( | |
| 74 | file_read_error() << | |
| 75 | boost::<span class="RenoLink"><a href="errinfo_api_function.html">errinfo_api_function</a></span>("fread") << | |
| 76 | boost::<span class="RenoLink"><a href="errinfo_errno.html">errinfo_errno</a></span>(errno) << | |
| 77 | boost::<span class="RenoLink"><a href="errinfo_file_handle.html">errinfo_file_handle</a></span>(f) ); | |
| 78 | return nr; | |
| 79 | }</pre> | |
| 80 | </div></div><div class="RenoAutoDIV"><div class="RenoHR"><hr/></div> | |
| 81 | See also: <span class="RenoPageList"><a href="boost_exception_errinfo_file_name_hpp.html">boost/exception/errinfo_file_name.hpp</a> | <a href="frequently_asked_questions.html">Frequently Asked Questions</a></span> | |
| 82 | </div> | |
| 83 | <!-- Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc. --> | |
| 84 | <!-- Distributed under the Boost Software License, Version 1.0. (See accompanying --> | |
| 85 | <!-- file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) --> | |
| 86 | <div id="footer"> | |
| 87 | <p> | |
| 88 | <a class="logo" href="http://jigsaw.w3.org/css-validator/check/referer"><img class="logo_pic" src="valid-css.png" alt="Valid CSS" height="31" width="88"/></a> | |
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| 90 | <small>Copyright (c) 2006-2009 by Emil Dotchevski and Reverge Studios, Inc.<br/> | |
| 91 | Distributed under the <a href="http://www.boost.org/LICENSE_1_0.txt">Boost Software License, Version 1.0</a>.</small> | |
| 92 | </p> | |
| 93 | </div> | |
| 94 | </div> | |
| 95 | </div> | |
| 96 | </div> | |
| 97 | </body> | |
| 98 | </html> |