cvs: php-bugs-web / bugs-generating-backtrace-win32.php

iliaa Thu Dec 8 10:41:46 2005 EDT Added files: /php-bugs-web bugs-generating-backtrace-win32.php Log: Added instructions on generating win32 backtraces. http://cvs.php.net/co.php/php-bugs-web/bugs-generating-backtrace-win32.php?r=1.1&p=1 Index: php-bugs-web/bugs-generating-backtrace-win32.php +++ php-bugs-web/bugs-generating-backtrace-win32.php <?php require_once 'prepend.inc'; commonHeader("Generating a backtrace on Win32"); ?> <h1>Generating a backtrace on Win32</h1> <p>You'll need to install MSVC6 and you'll also need to</p> <ul> <li>either download the debug-pack for your PHP version from <a href="http://snaps.php.net">http://snaps.php.net</a></li> <li>or compile your own PHP with <code>--enable-dbg-pack</code> or <code>--enable-debug</code></li> </ul> <p>If you downloaded the debug-pack from the snaps site, extract it into your PHP directory and be sure to put the PDB files that belong to the extensions into your extension directory.</p> <p>If you compile PHP by your own, you can also use a newer version of MSVS.</p> <p>When PHP crashes, click <em>Cancel</em> to debug the process. Now MSVC starts up in <em>Debug View</em>. If you don't already see the call stack, go into the <em>View</em> menu and choose <em>Debug Windows</em> &rarr; <em>Call Stack</em>.</p> <p>You'll now see something similar to the following lines, this is the backtrace:</p> <pre><code> _efree(void * 0x00000000) line 286 + 3 bytes zif_http_test(int 0, _zval_struct * 0x007bc3b0, _zval_struct * * 0x00000000, _zval_struct * 0x00000000, int 0, void * * * 0x00792cd0) line 1685 + 8 bytes zend_do_fcall_common_helper_SPEC(_zend_execute_data * 0x0012fd6c, void * * * 0x00792cd0) line 188 + 95 bytes ZEND_DO_FCALL_SPEC_CONST_HANDLER(_zend_execute_data * 0x0012fd6c, void * * * 0x00792cd0) line 1578 + 13 bytes execute(_zend_op_array * 0x007bc880, void * * * 0x00792cd0) line 88 + 13 bytes zend_eval_string(char * 0x00793bce, _zval_struct * 0x00000000, char * 0x00404588 tring', void * * * 0x00792cd0) line 1056 + 14 bytes zend_eval_string_ex(char * 0x00793bce, _zval_struct * 0x00000000, char * 0x00404588 tring', int 1, void * * * 0x00792cd0) line 1090 + 21 bytes main(int 3, char * * 0x00793ba8) line 1078 + 23 bytes PHP! mainCRTStartup + 227 bytes KERNEL32! 77e81af6() </code></pre> <?php commonFooter(); ?>