BSD 4_4_Lite2 release

[unix-history] / usr / src / sys / libkern / libkern.h

/*-
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the University of
*      California, Berkeley and its contributors.
* 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)libkern.h   8.2 (Berkeley) 8/5/94
*/

#include <sys/types.h>

static __inline int
imax(a, b)
       int a, b;
{
       return (a > b ? a : b);
}
static __inline int
imin(a, b)
       int a, b;
{
       return (a < b ? a : b);
}
static __inline long
lmax(a, b)
       long a, b;
{
       return (a > b ? a : b);
}
static __inline long
lmin(a, b)
       long a, b;
{
       return (a < b ? a : b);
}
static __inline u_int
max(a, b)
       u_int a, b;
{
       return (a > b ? a : b);
}
static __inline u_int
min(a, b)
       u_int a, b;
{
       return (a < b ? a : b);
}
static __inline u_long
ulmax(a, b)
       u_long a, b;
{
       return (a > b ? a : b);
}
static __inline u_long
ulmin(a, b)
       u_long a, b;
{
       return (a < b ? a : b);
}

/* Prototypes for non-quad routines. */
int      bcmp __P((const void *, const void *, size_t));
int      ffs __P((int));
int      locc __P((int, char *, u_int));
u_long   random __P((void));
char    *rindex __P((const char *, int));
int      scanc __P((u_int, u_char *, u_char *, int));
int      skpc __P((int, int, char *));
char    *strcat __P((char *, const char *));
char    *strcpy __P((char *, const char *));
size_t   strlen __P((const char *));
char    *strncpy __P((char *, const char *, size_t));