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- Fix a bug which can make sysctl() fail when -F is specified.

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- Increase WID_IF_DEFAULT() from 6 to 8 (the default for AF_INET6) because
  we have interfaces with longer names than 6 chars like epairN{a,b}.
- Style fixes.
This commit is contained in:
Hiroki Sato 2014-05-21 10:04:51 +00:00
parent c13c64fa63
commit c4f55e08be
1 changed files with 5 additions and 9 deletions
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14
usr.bin/netstat/route.c
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@ -230,13 +230,13 @@ pr_family(int af1)
#ifndef INET6
#define WID_DST_DEFAULT(af) 18 /* width of destination column */
#define WID_GW_DEFAULT(af) 18 /* width of gateway column */
#define WID_IF_DEFAULT(af) (Wflag ? 8 : 6) /* width of netif column */
#define WID_IF_DEFAULT(af) (Wflag ? 10 : 8) /* width of netif column */
#else
#define WID_DST_DEFAULT(af) \
((af) == AF_INET6 ? (numeric_addr ? 33: 18) : 18)
#define WID_GW_DEFAULT(af) \
((af) == AF_INET6 ? (numeric_addr ? 29 : 18) : 18)
#define WID_IF_DEFAULT(af) ((af) == AF_INET6 ? 8 : (Wflag ? 8 : 6))
#define WID_IF_DEFAULT(af) ((af) == AF_INET6 ? 8 : (Wflag ? 10 : 8))
#endif /*INET6*/
static int wid_dst;
@ -586,17 +586,13 @@ p_rtable_sysctl(int fibnum, int af)
mib[4] = NET_RT_DUMP;
mib[5] = 0;
mib[6] = fibnum;
if (sysctl(mib, nitems(mib), NULL, &needed, NULL, 0) < 0) {
if (sysctl(mib, nitems(mib), NULL, &needed, NULL, 0) < 0)
err(EX_OSERR, "sysctl: net.route.0.%d.dump.%d estimate", af,
fibnum);
}
if ((buf = malloc(needed)) == 0) {
if ((buf = malloc(needed)) == NULL)
errx(2, "malloc(%lu)", (unsigned long)needed);
}
if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) {
if (sysctl(mib, nitems(mib), buf, &needed, NULL, 0) < 0)
err(1, "sysctl: net.route.0.%d.dump.%d", af, fibnum);
}
lim = buf + needed;
for (next = buf; next < lim; next += rtm->rtm_msglen) {
rtm = (struct rt_msghdr *)next;