granicus.if.org Git - postgresql/blob - src/backend/utils/error/assert.c

   1 /*-------------------------------------------------------------------------
   2  *
   3  * assert.c
   4  *        Assert code.
   5  *
   6  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
   7  * Portions Copyright (c) 1994, Regents of the University of California
   8  *
   9  *
  10  * IDENTIFICATION
  11  *        $Header: /cvsroot/pgsql/src/backend/utils/error/assert.c,v 1.20 2001/01/24 19:43:15 momjian Exp $
  12  *
  13  * NOTE
  14  *        This should eventually work with elog(), dlog(), etc.
  15  *
  16  *-------------------------------------------------------------------------
  17  */
  18 #include "postgres.h"
  19
  20 #include <stdio.h>
  21 #include <unistd.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         ExcFileName = fileName;
  33         ExcLineNumber = lineNumber;
  34
  35         if (!PointerIsValid(conditionName)
  36                 || !PointerIsValid(fileName)
  37                 || !PointerIsValid(exceptionP))
  38         {
  39                 fprintf(stderr, "TRAP: ExceptionalCondition: bad arguments\n");
  40
  41                 ExcAbort(exceptionP,
  42                                  (ExcDetail) detail,
  43                                  (ExcData) NULL,
  44                                  (ExcMessage) NULL);
  45         }
  46         else
  47         {
  48                 fprintf(stderr, "TRAP: %s(\"%s:%s\", File: \"%s\", Line: %d)\n",
  49                                 exceptionP->message, conditionName,
  50                                 (detail == NULL ? "" : detail),
  51                                 fileName, lineNumber);
  52         }
  53
  54 #ifdef ABORT_ON_ASSERT
  55         abort();
  56 #endif
  57 #ifdef SLEEP_ON_ASSERT
  58         sleep(1000000);
  59 #endif
  60
  61         /*
  62          * XXX Depending on the Exception and tracing conditions, you will XXX
  63          * want to stop here immediately and maybe dump core. XXX This may be
  64          * especially true for Assert(), etc.
  65          */
  66
  67         /* TraceDump();         dump the trace stack */
  68
  69         /* XXX FIXME: detail is lost */
  70         ExcRaise(exceptionP, (ExcDetail) 0, (ExcData) NULL, conditionName);
  71         return 0;
  72 }