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authorTheo de Raadt <deraadt@cvs.openbsd.org>2006-03-31 04:06:14 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>2006-03-31 04:06:14 +0000
commitee247746171554a209ff4077048269b68455ddd8 (patch)
tree2903723b4f8db754e0402c25ff9ecd478ddfb7d1 /usr.bin/vmstat/vmstat.c
parenta27510c5b1c8198d7abc8a432fdf9dc6434f86d1 (diff)
lint-driven cleanup. nothing too scary in this diff.
Diffstat (limited to 'usr.bin/vmstat/vmstat.c')
-rw-r--r--usr.bin/vmstat/vmstat.c78
1 files changed, 37 insertions, 41 deletions
diff --git a/usr.bin/vmstat/vmstat.c b/usr.bin/vmstat/vmstat.c
index 2b51c8ddc02..6e6c09a6ce9 100644
--- a/usr.bin/vmstat/vmstat.c
+++ b/usr.bin/vmstat/vmstat.c
@@ -1,5 +1,5 @@
/* $NetBSD: vmstat.c,v 1.29.4.1 1996/06/05 00:21:05 cgd Exp $ */
-/* $OpenBSD: vmstat.c,v 1.101 2006/03/13 19:29:26 otto Exp $ */
+/* $OpenBSD: vmstat.c,v 1.102 2006/03/31 04:06:13 deraadt Exp $ */
/*
* Copyright (c) 1980, 1986, 1991, 1993
@@ -40,7 +40,7 @@ static char copyright[] =
#if 0
static char sccsid[] = "@(#)vmstat.c 8.1 (Berkeley) 6/6/93";
#else
-static const char rcsid[] = "$OpenBSD: vmstat.c,v 1.101 2006/03/13 19:29:26 otto Exp $";
+static const char rcsid[] = "$OpenBSD: vmstat.c,v 1.102 2006/03/31 04:06:13 deraadt Exp $";
#endif
#endif /* not lint */
@@ -151,15 +151,13 @@ int ncpu;
int
main(int argc, char *argv[])
{
- int mib[2];
- size_t size;
- int c, todo;
- u_int interval;
- int reps;
char errbuf[_POSIX2_LINE_MAX];
+ int c, todo = 0, reps = 0, mib[2];
+ const char *errstr;
+ u_int interval = 0;
+ size_t size;
gid_t gid;
- interval = reps = todo = 0;
while ((c = getopt(argc, argv, "c:fiM:mN:stw:vz")) != -1) {
switch (c) {
case 'c':
@@ -187,7 +185,9 @@ main(int argc, char *argv[])
todo |= TIMESTAT;
break;
case 'w':
- interval = atoi(optarg);
+ interval = (u_int)strtonum(optarg, 0, 1000, &errstr);
+ if (errstr)
+ err(1, "-w %s: %s\n", optarg, errstr);
break;
case 'v':
verbose = 1;
@@ -259,7 +259,7 @@ main(int argc, char *argv[])
dkinit(0); /* Initialize disk stats, no disks selected. */
argv = choosedrives(argv); /* Select disks. */
winsize.ws_row = 0;
- (void) ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&winsize);
+ (void) ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsize);
if (winsize.ws_row > 0)
winlines = winsize.ws_row;
@@ -268,7 +268,10 @@ main(int argc, char *argv[])
#define BACKWARD_COMPATIBILITY
#ifdef BACKWARD_COMPATIBILITY
if (*argv) {
- interval = atoi(*argv);
+ interval = (u_int)strtonum(*argv, 0, 1000, &errstr);
+ if (errstr)
+ err(1, "-w %s: %s\n", optarg, errstr);
+
if (*++argv)
reps = atoi(*argv);
}
@@ -334,11 +337,11 @@ choosedrives(char **argv)
time_t
getuptime(void)
{
- static time_t now;
static struct timeval boottime;
+ static time_t now;
time_t uptime;
- int mib[2];
size_t size;
+ int mib[2];
if (boottime.tv_sec == 0) {
if (nlistf == NULL && memf == NULL) {
@@ -366,11 +369,11 @@ int hz, hdrcnt;
void
dovmstat(u_int interval, int reps)
{
- struct vmtotal total;
time_t uptime, halfuptime;
- int mib[2];
struct clockinfo clkinfo;
+ struct vmtotal total;
size_t size;
+ int mib[2];
uptime = getuptime();
halfuptime = uptime / 2;
@@ -411,7 +414,7 @@ dovmstat(u_int interval, int reps)
(void)printf("%2u%2u%2u",
total.t_rq - 1, total.t_dw + total.t_pw, total.t_sw);
#define rate(x) (((x) + halfuptime) / uptime) /* round */
-#define pgtok(a) ((a) * ((int)uvmexp.pagesize >> 10))
+#define pgtok(a) ((a) * ((unsigned int)uvmexp.pagesize >> 10))
(void)printf("%7u%7u ",
pgtok(total.t_avm), pgtok(total.t_free));
(void)printf("%5u ", rate(uvmexp.faults - ouvmexp.faults));
@@ -480,8 +483,8 @@ void
dotimes(void)
{
u_int pgintime, rectime;
- int mib[2];
size_t size;
+ int mib[2];
/* XXX Why are these set to 0 ? This doesn't look right. */
pgintime = 0;
@@ -515,7 +518,7 @@ dotimes(void)
int
pct(long top, long bot)
{
- long ans;
+ int ans;
if (bot == 0)
return(0);
@@ -529,9 +532,9 @@ void
dosum(void)
{
struct nchstats nchstats;
+ int mib[2], nselcoll;
long nchtotal;
size_t size;
- int mib[2], nselcoll;
if (nlistf == NULL && memf == NULL) {
size = sizeof(struct uvmexp);
@@ -691,8 +694,8 @@ dkstats(void)
void
cpustats(void)
{
- int state;
double percent, total;
+ int state;
total = 0;
for (state = 0; state < CPUSTATES; ++state)
@@ -709,13 +712,11 @@ cpustats(void)
void
dointr(void)
{
- time_t uptime;
- u_int64_t inttotal;
- int nintr;
+ int nintr, mib[4], i;
char intrname[128];
- int mib[4];
+ u_int64_t inttotal;
+ time_t uptime;
size_t siz;
- int i;
if (nlistf != NULL || memf != NULL) {
errx(1,
@@ -791,18 +792,14 @@ const char *kmemnames[] = INITKMEMNAMES;
void
domem(void)
{
- struct kmembuckets *kp;
- struct kmemstats *ks;
- int i, j;
- int len, size, first;
+ struct kmembuckets buckets[MINBUCKET + 16], *kp;
+ struct kmemstats kmemstats[M_LAST], *ks;
+ int i, j, len, size, first, mib[4];
u_long totuse = 0, totfree = 0;
+ char buf[BUFSIZ], *bufp, *ap;
quad_t totreq = 0;
const char *name;
- struct kmemstats kmemstats[M_LAST];
- struct kmembuckets buckets[MINBUCKET + 16];
- int mib[4];
size_t siz;
- char buf[BUFSIZ], *bufp, *ap;
if (memf == NULL && nlistf == NULL) {
mib[0] = CTL_KERN;
@@ -948,8 +945,8 @@ static void
print_pool(struct pool *pp, char *name)
{
static int first = 1;
- int ovflw;
char maxp[32];
+ int ovflw;
if (first) {
(void)printf("Memory resource pool statistics\n");
@@ -1024,11 +1021,10 @@ dopool(void)
void
dopool_sysctl(void)
{
+ int mib[4], npools, i, kmfp;
long total = 0, inuse = 0;
struct pool pool;
size_t size;
- int mib[4];
- int npools, i, kmfp;
mib[0] = CTL_KERN;
mib[1] = KERN_POOL;
@@ -1077,14 +1073,14 @@ dopool_sysctl(void)
void
dopool_kvm(void)
{
- long addr;
- long total = 0, inuse = 0;
TAILQ_HEAD(,pool) pool_head;
struct pool pool, *pp = &pool;
+ long total = 0, inuse = 0;
+ u_long addr;
int kmfp;
kread(X_POOLHEAD, &pool_head, sizeof(pool_head));
- addr = (long)TAILQ_FIRST(&pool_head);
+ addr = (u_long)TAILQ_FIRST(&pool_head);
while (addr != 0) {
char name[32];
@@ -1095,7 +1091,7 @@ dopool_kvm(void)
kvm_geterr(kd));
exit(1);
}
- if (kvm_read(kd, (long)pp->pr_wchan, name, sizeof name) < 0) {
+ if (kvm_read(kd, (u_long)pp->pr_wchan, name, sizeof name) < 0) {
(void)fprintf(stderr,
"vmstat: pool name trashed: %s\n",
kvm_geterr(kd));
@@ -1109,7 +1105,7 @@ dopool_kvm(void)
inuse += (pp->pr_nget - pp->pr_nput) * pp->pr_size;
total += pp->pr_npages * getpagesize(); /* XXX */
- addr = (long)TAILQ_NEXT(pp, pr_poollist);
+ addr = (u_long)TAILQ_NEXT(pp, pr_poollist);
}
inuse /= 1024;