Use err(3). Add some %d to %ld changes.
This commit is contained in:
Philippe Charnier
parent
d9be0ac773
commit
495aecea76
@ -30,7 +30,7 @@
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)vmstat.8 8.1 (Berkeley) 6/6/93
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.\" $Id$
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.\" $Id: vmstat.8,v 1.8 1997/08/23 21:42:46 steve Exp $
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.\"
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.Dd June 6, 1996
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.Dt VMSTAT 8
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@ -104,7 +104,7 @@ is specified, the default is infinity.
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.El
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.Pp
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By default,
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.Nm vmstat
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.Nm
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displays the following information:
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.Pp
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.Bl -tag -width indent
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@ -159,10 +159,10 @@ Typically paging will be split across the available drives.
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The header of the field is the first character of the disk name and
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the unit number.
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If more than four disk drives are configured in the system,
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.Nm vmstat
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.Nm
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displays only the first four drives.
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To force
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.Nm vmstat
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.Nm
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to display specific drives, their names may be supplied on the command line.
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.It faults
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Trap/interrupt rate averages per second over last 5 seconds.
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@ -32,13 +32,17 @@
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*/
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#ifndef lint
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static char copyright[] =
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static const char copyright[] =
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"@(#) Copyright (c) 1980, 1986, 1991, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)vmstat.c 8.1 (Berkeley) 6/6/93";
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#endif
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static const char rcsid[] =
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"$Id$";
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#endif /* not lint */
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#include <sys/param.h>
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@ -57,17 +61,18 @@ static char sccsid[] = "@(#)vmstat.c 8.1 (Berkeley) 6/6/93";
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#include <vm/vm_param.h>
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#include <time.h>
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#include <nlist.h>
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#include <kvm.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <err.h>
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#include <errno.h>
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#include <kvm.h>
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#include <limits.h>
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#include <nlist.h>
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#include <paths.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <paths.h>
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#include <limits.h>
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#include <time.h>
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#include <unistd.h>
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struct nlist namelist[] = {
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#define X_CPTIME 0
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@ -169,13 +174,13 @@ void dovmstat(), kread(), usage();
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#ifdef notdef
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void dotimes(), doforkst();
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#endif
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void printhdr __P((void));
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int
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main(argc, argv)
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register int argc;
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register char **argv;
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{
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extern int optind;
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extern char *optarg;
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register int c, todo;
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u_int interval;
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int reps;
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@ -235,17 +240,13 @@ main(argc, argv)
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if (nlistf != NULL || memf != NULL)
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setgid(getgid());
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kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
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if (kd == 0) {
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(void)fprintf(stderr,
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"vmstat: kvm_openfiles: %s\n", errbuf);
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exit(1);
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}
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kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
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if (kd == 0)
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errx(1, "kvm_openfiles: %s", errbuf);
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if ((c = kvm_nlist(kd, namelist)) != 0) {
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if (c > 0) {
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(void)fprintf(stderr,
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"vmstat: undefined symbols:");
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warnx("undefined symbols:");
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for (c = 0;
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c < sizeof(namelist)/sizeof(namelist[0]); c++)
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if (namelist[c].n_type == 0)
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@ -253,8 +254,7 @@ main(argc, argv)
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namelist[c].n_name);
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(void)fputc('\n', stderr);
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} else
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(void)fprintf(stderr, "vmstat: kvm_nlist: %s\n",
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kvm_geterr(kd));
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warnx("kvm_nlist: %s", kvm_geterr(kd));
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exit(1);
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}
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@ -313,10 +313,8 @@ getdrivedata(argv)
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char buf[30];
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kread(X_DK_NDRIVE, &dk_ndrive, sizeof(dk_ndrive));
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if (dk_ndrive < 0) {
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(void)fprintf(stderr, "vmstat: dk_ndrive %d\n", dk_ndrive);
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exit(1);
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}
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if (dk_ndrive < 0)
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errx(1, "dk_ndrive %d", dk_ndrive);
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dr_select = calloc((size_t)dk_ndrive, sizeof(int));
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dr_name = calloc((size_t)dk_ndrive, sizeof(char *));
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for (i = 0; i < dk_ndrive; i++)
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@ -380,11 +378,8 @@ getuptime()
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kread(X_BOOTTIME, &boottime, sizeof(boottime));
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(void)time(&now);
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uptime = now - boottime;
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if (uptime <= 0 || uptime > 60*60*24*365*10) {
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(void)fprintf(stderr,
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"vmstat: time makes no sense; namelist must be wrong.\n");
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exit(1);
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}
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if (uptime <= 0 || uptime > 60*60*24*365*10)
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errx(1, "time makes no sense; namelist must be wrong");
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return(uptime);
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}
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@ -427,7 +422,7 @@ dovmstat(interval, reps)
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#define pgtok(a) ((a) * sum.v_page_size >> 10)
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#define rate(x) (((x) + halfuptime) / uptime) /* round */
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(void)printf("%8ld%6ld ",
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pgtok(total.t_avm), pgtok(total.t_free));
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(long)pgtok(total.t_avm), (long)pgtok(total.t_free));
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(void)printf("%4lu ", rate(sum.v_vm_faults - osum.v_vm_faults));
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(void)printf("%3lu ",
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rate(sum.v_reactivated - osum.v_reactivated));
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@ -461,6 +456,7 @@ dovmstat(interval, reps)
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}
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}
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void
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printhdr()
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{
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register int i;
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@ -510,6 +506,7 @@ dotimes()
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}
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#endif
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long
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pct(top, bot)
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long top, bot;
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{
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@ -575,11 +572,11 @@ dosum()
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nchstats.ncs_miss + nchstats.ncs_long;
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(void)printf("%9ld total name lookups\n", nchtotal);
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(void)printf(
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"%9s cache hits (%d%% pos + %d%% neg) system %d%% per-directory\n",
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"%9s cache hits (%ld%% pos + %ld%% neg) system %ld%% per-directory\n",
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"", PCT(nchstats.ncs_goodhits, nchtotal),
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PCT(nchstats.ncs_neghits, nchtotal),
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PCT(nchstats.ncs_pass2, nchtotal));
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(void)printf("%9s deletions %d%%, falsehits %d%%, toolong %d%%\n", "",
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(void)printf("%9s deletions %ld%%, falsehits %ld%%, toolong %ld%%\n", "",
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PCT(nchstats.ncs_badhits, nchtotal),
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PCT(nchstats.ncs_falsehits, nchtotal),
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PCT(nchstats.ncs_long, nchtotal));
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@ -675,10 +672,8 @@ dointr()
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namelist[X_EINTRNAMES].n_value - namelist[X_INTRNAMES].n_value;
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intrcnt = malloc((size_t)nintr);
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intrname = malloc((size_t)inamlen);
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if (intrcnt == NULL || intrname == NULL) {
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(void)fprintf(stderr, "vmstat: %s.\n", strerror(errno));
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exit(1);
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}
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if (intrcnt == NULL || intrname == NULL)
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errx(1, "malloc");
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kread(X_INTRCNT, intrcnt, (size_t)nintr);
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kread(X_INTRNAMES, intrname, (size_t)inamlen);
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(void)printf("interrupt total rate\n");
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@ -814,16 +809,13 @@ kread(nlx, addr, size)
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sym = namelist[nlx].n_name;
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if (*sym == '_')
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++sym;
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(void)fprintf(stderr,
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"vmstat: symbol %s not defined\n", sym);
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exit(1);
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errx(1, "symbol %s not defined", sym);
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}
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if (kvm_read(kd, namelist[nlx].n_value, addr, size) != size) {
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sym = namelist[nlx].n_name;
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if (*sym == '_')
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++sym;
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(void)fprintf(stderr, "vmstat: %s: %s\n", sym, kvm_geterr(kd));
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exit(1);
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errx(1, "%s: %s", sym, kvm_geterr(kd));
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}
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}
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@ -831,7 +823,6 @@ void
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usage()
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{
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(void)fprintf(stderr,
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"usage: vmstat [-ims] [-c count] [-M core] \
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[-N system] [-w wait] [disks]\n");
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"usage: vmstat [-ims] [-c count] [-M core] [-N system] [-w wait] [disks]\n");
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exit(1);
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}
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