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Diffstat (limited to 'usr.sbin/sendmail/src/useful.h')
| -rw-r--r-- | usr.sbin/sendmail/src/useful.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/usr.sbin/sendmail/src/useful.h b/usr.sbin/sendmail/src/useful.h new file mode 100644 index 0000000..ba33a79 --- /dev/null +++ b/usr.sbin/sendmail/src/useful.h @@ -0,0 +1,77 @@ +/* + * Copyright (c) 1988, 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. + * + * @(#)useful.h 8.2 (Berkeley) 9/24/93 + */ + +# 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 + +/* 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 +# ifdef __STDC__ +# define SCCSID(arg) static char SccsId[] = #arg; +# else +# define SCCSID(arg) static char SccsId[] = "arg"; +# endif +# else +# define SCCSID(arg) +# endif |
