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/*
* $Author: cck $ $Date: 87/09/05 22:47:15 $
* $Header: compat.h,v 1.2 87/09/05 22:47:15 cck Rel $
* $Revision: 1.2 $
*/
/*
* compat.h - tries to cover up differences between various BSD based
* machines
*
* AppleTalk package for UNIX (4.2 BSD).
*
* Copyright (c) 1987 by The Trustees of Columbia University in the
* City of New York.
*
*
* Edit History:
*
* August 6, 1987 CCKim Created.
*
*/
/* for those who have straight 4.2 or ultrix 1.1/1.2/2.0 systems */
/* many of these systems don't include macros to handle select args */
/* correctly */
#ifndef FD_SETSIZE
# ifndef NOFILE
NO GUESSING - set this to the number of files allowed on your machine
# endif
# define NFDBITS (sizeof(int)*8)
# define FD_SETSIZE NOFILE
# ifndef howmany
# define howmany(x, y) (((x)+((y)-1))/(y))
# endif
# define FD_SET(n, p) (p)->fds_bits[(n)/NFDBITS] |= (1<<((n)%NFDBITS))
# define FD_CLR(n, p) (p)->fds_bits[(n)/NFDBITS] &= ~(1<<((n)%NFDBITS))
# define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1<<((n)%NFDBITS))
# define FD_ZERO(p) bzero((char *)(p), sizeof(*(p)))
typedef int gfd_mask;
typedef struct gfd_set {
gfd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)];
} gfd_set;
#else
#define gfd_mask fd_mask
#define gfd_set fd_set
#endif
#ifndef sigmask
/* mask for sigblock, etc */
#define sigmask(sig) (1<<((sig)-1))
#endif
/* some useful usr group standardizations */
#ifndef S_ISBLK
#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
#endif
#ifndef S_ISCHR
#define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)
#endif
#ifndef S_ISDIR
#define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
#endif
#ifndef S_ISFIFO
#define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO)
#endif
#ifndef S_ISREG
#define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
#endif
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.