NetBSD/gnu/usr.bin/awk/zmalloc.h

50 lines
1.0 KiB
C

/********************************************
zmalloc.h
copyright 1991, Michael D. Brennan
This is a source file for mawk, an implementation of
the AWK programming language.
Mawk is distributed without warranty under the terms of
the GNU General Public License, version 2, 1991.
********************************************/
/*$Log: zmalloc.h,v $
/*Revision 1.2 1993/07/02 23:58:04 jtc
/*Updated to mawk 1.1.4
/*
* Revision 5.1 1991/12/05 07:59:41 brennan
* 1.1 pre-release
*
*/
/* zmalloc.h */
#ifndef ZMALLOC_H
#define ZMALLOC_H
#if ! HAVE_STDLIB_H
char *malloc() , *realloc() ;
void free() ;
#endif
PTR PROTO( bmalloc, (unsigned) ) ;
void PROTO( bfree, (PTR, unsigned) ) ;
PTR PROTO( zrealloc , (PTR,unsigned,unsigned) ) ;
#define ZBLOCKSZ 8
#define ZSHIFT 3
#define zmalloc(size) bmalloc((((unsigned)size)+ZBLOCKSZ-1)>>ZSHIFT)
#define zfree(p,size) bfree(p,(((unsigned)size)+ZBLOCKSZ-1)>>ZSHIFT)
#define ZMALLOC(type) ((type*)zmalloc(sizeof(type)))
#define ZFREE(p) zfree(p,sizeof(*(p)))
#endif /* ZMALLOC_H */