src/backend/utils/error/assert.c

   1 /*-------------------------------------------------------------------------
   2  *
   3  * assert.c--
   4  *        Assert code.
   5  *
   6  * Copyright (c) 1994, Regents of the University of California
   7  *
   8  *
   9  * IDENTIFICATION
  10  *        $Header: /cvsroot/pgsql/src/backend/utils/error/assert.c,v 1.9 1998/06/18 16:35:38 momjian Exp $
  11  *
  12  * NOTE
  13  *        This should eventually work with elog(), dlog(), etc.
  14  *
  15  *-------------------------------------------------------------------------
  16  */
  17 #include <stdio.h>
  18 #include <unistd.h>
  19
  20 #include "postgres.h"                   /* where the declaration goes */
  21 #include "utils/module.h"
  22
  23 #include "utils/exc.h"
  24
  25 int
  26 ExceptionalCondition(char *conditionName,
  27                                          Exception *exceptionP,
  28                                          char *detail,
  29                                          char *fileName,
  30                                          int lineNumber)
  31 {
  32         extern char *ExcFileName;       /* XXX */
  33         extern Index ExcLineNumber; /* XXX */
  34
  35         ExcFileName = fileName;
  36         ExcLineNumber = lineNumber;
  37
  38         if (!PointerIsValid(conditionName)
  39                 || !PointerIsValid(fileName)
  40                 || !PointerIsValid(exceptionP))
  41         {
  42                 fprintf(stderr, "ExceptionalCondition: bad arguments\n");
  43
  44                 ExcAbort(exceptionP,
  45                                  (ExcDetail) detail,
  46                                  (ExcData) NULL,
  47                                  (ExcMessage) NULL);
  48         }
  49         else
  50         {
  51                 fprintf(stderr,
  52                                 "%s(\"%s:%s\", File: \"%s\", Line: %d)\n",
  53                 exceptionP->message, conditionName, detail == NULL ? "" : detail,
  54                                 fileName, lineNumber);
  55         }
  56
  57 #ifdef ABORT_ON_ASSERT
  58         abort();
  59 #endif
  60 #ifdef SLEEP_ON_ASSERT
  61         sleep(1000000);
  62 #endif
  63
  64         /*
  65          * XXX Depending on the Exception and tracing conditions, you will XXX
  66          * want to stop here immediately and maybe dump core. XXX This may be
  67          * especially true for Assert(), etc.
  68          */
  69
  70         /* TraceDump();         dump the trace stack */
  71
  72         /* XXX FIXME: detail is lost */
  73         ExcRaise(exceptionP, (ExcDetail) 0, (ExcData) NULL, conditionName);
  74         return (0);
  75 }