git.m6w6.name Git - m6w6/ext-psi/blob - src/error.c

   1 /*******************************************************************************
   2  Copyright (c) 2016, Michael Wallner <mike@php.net>.
   3  All rights reserved.
   4
   5  Redistribution and use in source and binary forms, with or without
   6  modification, are permitted provided that the following conditions are met:
   7
   8      * Redistributions of source code must retain the above copyright notice,
   9        this list of conditions and the following disclaimer.
  10      * Redistributions in binary form must reproduce the above copyright
  11        notice, this list of conditions and the following disclaimer in the
  12        documentation and/or other materials provided with the distribution.
  13
  14  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  15  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  17  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  18  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  20  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  21  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  22  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24 *******************************************************************************/
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #else
  29 # include "php_config.h"
  30 #endif
  31 #include "data.h"
  32
  33 /* zend_error_cb */
  34 #include "Zend/zend.h"
  35 /* is executing/compiling query API */
  36 #include "Zend/zend_compile.h"
  37 #include "Zend/zend_execute.h"
  38
  39 /* PG(), strlcpy, vslprintf */
  40 #include "php.h"
  41
  42 void psi_error_wrapper(struct psi_data *context, struct psi_token *t, int type, const char *msg, ...)
  43 {
  44         va_list argv;
  45         const char *fn = NULL;
  46         unsigned ln = 0;
  47
  48         if (context) {
  49                 if (context->flags & PSI_SILENT) {
  50                         /* context->last_error may be an argument to print */
  51                         char error[sizeof(context->last_error)];
  52
  53                         va_start(argv, msg);
  54                         vslprintf(error, sizeof(error), msg, argv);
  55                         va_end(argv);
  56
  57                         memcpy(context->last_error, error,
  58                                         sizeof(context->last_error));
  59                         return;
  60                 }
  61         }
  62
  63         if (t) {
  64                 fn = t->file->val;
  65                 ln = t->line;
  66         } else if (zend_is_executing()) {
  67                 fn = zend_get_executed_filename();
  68                 ln = zend_get_executed_lineno();
  69         } else if (zend_is_compiling()) {
  70                 fn = zend_get_compiled_filename()->val;
  71                 ln = zend_get_compiled_lineno();
  72         } else {
  73                 fn = "PSI module startup";
  74         }
  75
  76         va_start(argv, msg);
  77         psi_verror(type, fn, ln, msg, argv);
  78         va_end(argv);
  79
  80         va_start(argv, msg);
  81         PSI_DEBUG_LOCK(context,
  82                         PSI_DEBUG_PRINTV(context, msg, argv);
  83                         PSI_DEBUG_PRINT(context, "\n");
  84         );
  85         va_end(argv);
  86
  87         if (context) {
  88                 strlcpy(context->last_error, PG(last_error_message),
  89                                 sizeof(context->last_error));
  90         }
  91 }
  92
  93 void psi_error(int type, const char *fn, unsigned ln, const char *msg, ...)
  94 {
  95         va_list argv;
  96
  97         va_start(argv, msg);
  98         psi_verror(type, fn, ln, msg, argv);
  99         va_end(argv);
 100 }
 101
 102 void psi_verror(int type, const char *fn, unsigned ln, const char *msg, va_list argv)
 103 {
 104         zend_error_cb(type, fn, ln, msg, argv);
 105 }