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Annotation of 43BSDTahoe/bin/nice.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1980 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: #ifndef lint
                      8: char copyright[] =
                      9: "@(#) Copyright (c) 1980 Regents of the University of California.\n\
                     10:  All rights reserved.\n";
                     11: #endif not lint
                     12: 
                     13: #ifndef lint
                     14: static char sccsid[] = "@(#)nice.c     5.2 (Berkeley) 1/12/86";
                     15: #endif not lint
                     16: 
                     17: #include <stdio.h>
                     18: 
                     19: #include <sys/time.h>
                     20: #include <sys/resource.h>
                     21: 
                     22: main(argc, argv)
                     23:        int argc;
                     24:        char *argv[];
                     25: {
                     26:        int nicarg = 10;
                     27: 
                     28:        if (argc > 1 && argv[1][0] == '-') {
                     29:                nicarg = atoi(&argv[1][1]);
                     30:                argc--, argv++;
                     31:        }
                     32:        if (argc < 2) {
                     33:                fputs("usage: nice [ -n ] command\n", stderr);
                     34:                exit(1);
                     35:        }
                     36:        if (setpriority(PRIO_PROCESS, 0, 
                     37:            getpriority(PRIO_PROCESS, 0) + nicarg) < 0) {
                     38:                perror("setpriority");
                     39:                exit(1);
                     40:        }
                     41:        execvp(argv[1], &argv[1]);
                     42:        perror(argv[1]);
                     43:        exit(1);
                     44: }

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