cure cancer
[unix-history] / usr / src / lib / libc / gen / nice.c
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39ddd9b2
SL
1/* nice.c 4.1 83/05/30 */
2
3#include <sys/time.h>
4#include <sys/resource.h>
5
6/*
7 * Backwards compatible nice.
8 */
9nice(incr)
10 int incr;
11{
12 int prio;
13 extern int errno;
14
15 errno = 0;
16 prio = getpriority(PRIO_PROCESS, 0);
17 if (prio == -1 && errno)
18 return (-1);
19 return (setpriority(PRIO_PROCESS, 0, prio + incr));
20}