Line data    Source code

       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  * assert.c
       4             :  *    Assert code.
       5             :  *
       6             :  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
       7             :  * Portions Copyright (c) 1994, Regents of the University of California
       8             :  *
       9             :  *
      10             :  * IDENTIFICATION
      11             :  *    src/backend/utils/error/assert.c
      12             :  *
      13             :  * NOTE
      14             :  *    This should eventually work with elog()
      15             :  *
      16             :  *-------------------------------------------------------------------------
      17             :  */
      18             : #include "postgres.h"
      19             : 
      20             : #include <unistd.h>
      21             : 
      22             : /*
      23             :  * ExceptionalCondition - Handles the failure of an Assert()
      24             :  */
      25             : void
      26           0 : ExceptionalCondition(const char *conditionName,
      27             :                      const char *errorType,
      28             :                      const char *fileName,
      29             :                      int lineNumber)
      30             : {
      31           0 :     if (!PointerIsValid(conditionName)
      32           0 :         || !PointerIsValid(fileName)
      33           0 :         || !PointerIsValid(errorType))
      34           0 :         write_stderr("TRAP: ExceptionalCondition: bad arguments\n");
      35             :     else
      36             :     {
      37           0 :         write_stderr("TRAP: %s(\"%s\", File: \"%s\", Line: %d)\n",
      38             :                      errorType, conditionName,
      39             :                      fileName, lineNumber);
      40             :     }
      41             : 
      42             :     /* Usually this shouldn't be needed, but make sure the msg went out */
      43           0 :     fflush(stderr);
      44             : 
      45             : #ifdef SLEEP_ON_ASSERT
      46             : 
      47             :     /*
      48             :      * It would be nice to use pg_usleep() here, but only does 2000 sec or 33
      49             :      * minutes, which seems too short.
      50             :      */
      51             :     sleep(1000000);
      52             : #endif
      53             : 
      54           0 :     abort();
      55             : }