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Change int align.

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This commit is contained in:
Bruce Momjian 1998-02-11 21:17:44 +00:00
parent 24cab6bd0d
commit 182c2057f2
1 changed files with 3 additions and 8 deletions
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11
src/include/c.h
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@ -7,7 +7,7 @@
* *
* Copyright (c) 1994, Regents of the University of California * Copyright (c) 1994, Regents of the University of California
* *
* $Id: c.h,v 1.30 1998/01/27 15:35:00 momjian Exp $ * $Id: c.h,v 1.31 1998/02/11 21:17:44 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -705,16 +705,11 @@ typedef struct Exception
#define StrNCpy(dst,src,len) \ #define StrNCpy(dst,src,len) \
(strncpy((dst),(src),(len)),(len > 0) ? *((dst)+(len)-1)='\0' : (dummyret)NULL,(void)(dst)) (strncpy((dst),(src),(len)),(len > 0) ? *((dst)+(len)-1)='\0' : (dummyret)NULL,(void)(dst))
/* Get a bit mask of the bits set in non-int32 aligned addresses */
#define INT_ALIGN_MASK (sizeof(int32) - 1)
/* This function gets call too often, so we inline it if we can */ /* This function gets call too often, so we inline it if we can */
#define MemSet(start, val, len) do \ #define MemSet(start, val, len) do \
{ /* are we aligned for int32? */ \ { /* are we aligned for int32? */ \
/* We have to cast the pointer to int \ if ((start) == INTALIGN(start) && \
so we can do the AND */ \ (len) % sizeof(int32) == 0 && \
if (((int)(start) & INT_ALIGN_MASK) == 0 && \
((len) & INT_ALIGN_MASK) == 0 && \
(val) == 0 && \ (val) == 0 && \
/* \ /* \
* We got this number by testing this \ * We got this number by testing this \