4.3BSD - /usr/ingres/source/iutil/null_fn.c

   1: # include   <sccs.h>
   2: 
   3: SCCSID(@(#)null_fn.c	8.2	2/8/85)
   4: 
   5: /*
   6: **  NULL_FN -- A null function
   7: **
   8: **	This routine does absolutely nothing at all.
   9: **	(Small serious note: this routine is used in the definitions
  10: **		of Ingres functions, when nothing is to be done. )
  11: **
  12: **	Algorithm:
  13: **		none.
  14: **
  15: **	Parameters:
  16: **		none.
  17: **
  18: **	Returns:
  19: **		zero
  20: **
  21: **	Side Effects:
  22: **		none.
  23: **
  24: **	Defined Constants:
  25: **		none.
  26: **
  27: **	Defines:
  28: **		null_fn
  29: **
  30: **	Requires:
  31: **		nothing.
  32: **
  33: **	Required By:
  34: **		Lots (this system doesn't do much).
  35: **		Many Ingres function definitions.
  36: **
  37: **	Files:
  38: **		none.
  39: **
  40: **	Compilation Flags:
  41: **		none.
  42: **
  43: **	Trace Flags:
  44: **		none.
  45: **
  46: **	Diagnostics:
  47: **		none.
  48: **
  49: **	Syserrs:
  50: **		none.
  51: **
  52: **	Deficiencies:
  53: **		It should do nothing faster.
  54: **
  55: **	History:
  56: **		5/12/80 (eric & polly) -- written.
  57: **
  58: **	Version:
  59: **		8.2
  60: **
  61: **	WARNING:
  62: **		Do not use this routine if you want to do something.
  63: */
  64: 
  65: null_fn()
  66: {
  67:     return (0);
  68: }

Defined functions