⟦dd8c2b7c6⟧

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head	4.6;
branch	4.6.0;
access;
symbols
	UICSO:4.6.0
	VANILLA:4.6;
locks; strict;
comment	@ * @;


4.6
date	90.06.20.08.37.15;	author paul;	state Exp;
branches
	4.6.0.1;
next	;

4.6.0.1
date	90.10.15.15.26.07;	author paul;	state Exp;
branches;
next	4.6.0.2;

4.6.0.2
date	90.11.07.13.56.14;	author paul;	state Exp;
branches;
next	4.6.0.3;

4.6.0.3
date	90.11.13.15.22.21;	author paul;	state Exp;
branches;
next	4.6.0.4;

4.6.0.4
date	91.03.06.18.43.06;	author paul;	state Exp;
branches;
next	;


desc
@@


4.6
log
@5.64 Berkeley release
@
text
@/*
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted provided
 * that: (1) source distributions retain this entire copyright notice and
 * comment, and (2) distributions including binaries display the following
 * acknowledgement:  ``This product includes software developed by the
 * University of California, Berkeley and its contributors'' in the
 * documentation or other materials provided with the distribution and in
 * all advertising materials mentioning features or use of this software.
 * Neither the name of the University nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@@(#)useful.h	4.6 (Berkeley) 6/1/90
 */

# include <sys/types.h>

/* support for bool type */
typedef char	bool;
# define TRUE	1
# define FALSE	0

# ifndef NULL
# define NULL	0
# endif NULL

/* bit hacking */
# define bitset(bit, word)	(((word) & (bit)) != 0)

/* some simple functions */
# ifndef max
# define max(a, b)	((a) > (b) ? (a) : (b))
# define min(a, b)	((a) < (b) ? (a) : (b))
# endif max

/* assertions */
# ifndef NASSERT
# define ASSERT(expr, msg, parm)\
	if (!(expr))\
	{\
		fprintf(stderr, "assertion botch: %s:%d: ", __FILE__, __LINE__);\
		fprintf(stderr, msg, parm);\
	}
# else NASSERT
# define ASSERT(expr, msg, parm)
# endif NASSERT

/* sccs id's */
# ifndef lint
# define SCCSID(arg)	static char SccsId[] = "arg";
# else lint
# define SCCSID(arg)
# endif lint

/* define the types of some common functions */
extern char	*strcpy(), *strncpy();
extern char	*strcat(), *strncat();
extern char	*malloc();
extern char	*index(), *rindex();
extern int	errno;
extern time_t	time();
extern char	*ctime();
extern char	*getenv();
@


4.6.0.1
log
@Bruce Lilly (bruce%balilly@@sonyd1.broadcast.sony.com) provided System 5
compatibility statements wrapped by #ifdef SYSTEM5.
@
text
@d30 2
a31 2
#  define NULL	0
# endif /* NULL */
d38 3
a40 3
#  define max(a, b)	((a) > (b) ? (a) : (b))
#  define min(a, b)	((a) < (b) ? (a) : (b))
# endif /* max */
d44 1
a44 1
#  define ASSERT(expr, msg, parm)\
d50 3
a52 3
# else /* !NASSERT */
#  define ASSERT(expr, msg, parm)
# endif /* NASSERT */
d56 4
a59 4
#  define SCCSID(arg)	static char SccsId[] = "arg";
# else /* !lint */
#  define SCCSID(arg)
# endif /* !lint */
d65 1
a69 39

# ifndef SYSTEM5
extern char	*index(), *rindex();
# else /* SYSTEM5 */
#  ifndef lint
#   ifdef MAIN
#    define IN_SCCS_ID
#   endif /* MAIN */
#  endif /* !lint */
#  include <unistd.h>
#  include <sys/types.h>
/*#  include <pwd.h>*/
#  include <string.h>
#  include <fcntl.h>
#  define	index		strchr
#  define	rindex		strrchr
#  define	bcopy(h,a,l)	memcpy(a,h,l)
#  define	bzero(s,n)	memset(s,0,n)
#  define	bcmp		memcmp
#  define	vfork		fork
#  ifndef NOFILE
#   include <sys/param.h>
#  endif /* NOFILE */
#  define	getdtablesize()	NOFILE
#  ifndef SIGCHLD
#   define	SIGCHLD		SIGCLD
#  endif /* !SIGCHLD */
/* #  define	gethostbyaddr	Gethostbyaddr */
#  define	direct		dirent
#  include <dirent.h>
extern	char	*strchr(),	*strrchr();
#  include <grp.h>
#  ifndef NGROUPS_MAX
#   define	initgroups(u,g)	kill(0,0)
#  endif /* !NGROUPS_MAX */
#  ifndef MAX
#   define	MAX(a,b)	((a)>(b))?(a):(b)
#  endif /* !MAX */
# endif /* !SYSTEM5 */
@


4.6.0.2
log
@Cleaned up useful.h SYSTEM5 stuff.
@
text
@d22 1
a22 5
#ifndef lint
# ifdef _DEFINE
static char useful_h_sccsid[] = "@@(#)useful.h	4.6 (Berkeley) 6/1/9";
# endif /* _DEFINE */
#endif /* !lint */
a23 2
#include <sys/types.h>

d26 2
a27 2
#define TRUE	1
#define FALSE	0
d29 3
a31 3
#ifndef NULL
# define NULL	0
#endif /* NULL */
d34 1
a34 1
#define bitset(bit, word)	(((word) & (bit)) != 0)
d37 4
a40 4
#ifndef max
# define max(a, b)	((a) > (b) ? (a) : (b))
# define min(a, b)	((a) < (b) ? (a) : (b))
#endif /* !max */
d43 2
a44 2
#ifndef NASSERT
# define ASSERT(expr, msg, parm)\
d50 3
a52 3
#else /* !NASSERT */
# define ASSERT(expr, msg, parm)
#endif /* NASSERT */
d55 5
a59 5
#ifndef lint
# define SCCSID(arg)	static char SccsId[] = "arg";
#else /* lint */
# define SCCSID(arg)
#endif /* !lint */
d70 1
a70 1
#ifndef SYSTEM5
d72 27
a98 21
#else /* SYSTEM5 */
# include <unistd.h>
# include <sys/types.h>
/*# include <pwd.h>*/
# include <string.h>
# include <fcntl.h>
# define	index		strchr
# define	rindex		strrchr
# define	bcopy(h,a,l)	memcpy(a,h,l)
# define	bzero(s,n)	memset(s,0,n)
# define	bcmp		memcmp
# define	vfork		fork
# ifndef NOFILE
#  include <sys/param.h>
# endif /* NOFILE */
# define	getdtablesize()	NOFILE
# ifndef SIGCHLD
#  define	SIGCHLD		SIGCLD
# endif /* !SIGCHLD */
# define	direct		dirent
# include <dirent.h>
d100 8
a107 8
# include <grp.h>
# ifndef NGROUPS_MAX
#  define	initgroups(u,g)	kill(0,0)
# endif /* !NGROUPS_MAX */
# ifndef MAX
#  define	MAX(a,b)	((a)>(b))?(a):(b)
# endif /* !MAX */
#endif /* !SYSTEM5 */
@


4.6.0.3
log
@Changed #ifdef SYSTEM5 to SYSV to be consistent with current usage.
@
text
@d76 1
a76 1
#ifndef SYSV
d78 1
a78 1
#else /* SYSV */
d107 1
a107 1
#endif /* !SYSV */
@


4.6.0.4
log
@ANSIfied.
@
text
@d30 2
a31 2
/* support for bool type.  going from char to int increased BSS by 16 bytes */
typedef int	bool;
a67 5
#ifdef __STDC__
# include <string.h>
# include <unistd.h>
# include <stdlib.h>
#else /* !__STDC__ */
d71 1
a74 2
#endif /* __STDC__ */
extern int	errno;
d79 4
@
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