system/freebsd-src
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- Remove #ifdef HAVE_POLL_H.

Browse source 
- Use nitems().

MFC after:	3 days
This commit is contained in:
Hiroki Sato 2015-09-10 06:40:28 +00:00
parent e3884653f6
commit f74237f5b6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=287612
4 changed files with 8 additions and 64 deletions
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6
sbin/rtsol/Makefile
View file

@ -14,15 +14,13 @@
#
# $FreeBSD$
SRCDIR= ${.CURDIR}/../../usr.sbin/rtsold
.PATH: ${SRCDIR}
.PATH: ${.CURDIR}/../../usr.sbin/rtsold
PROG= rtsol
SRCS= rtsold.c rtsol.c if.c probe.c dump.c rtsock.c
MAN=
WARNS?= 3
CFLAGS+= -DHAVE_ARC4RANDOM -DHAVE_POLL_H -DSMALL
CFLAGS+= -DHAVE_ARC4RANDOM -DSMALL
.include <bsd.prog.mk>

2
usr.sbin/rtsold/Makefile
View file

@ -20,6 +20,6 @@ MLINKS= rtsold.8 rtsol.8
SRCS= rtsold.c rtsol.c if.c probe.c dump.c rtsock.c
WARNS?= 3
CFLAGS+= -DHAVE_ARC4RANDOM -DHAVE_POLL_H
CFLAGS+= -DHAVE_ARC4RANDOM
.include <bsd.prog.mk>

10
usr.sbin/rtsold/if.c
View file

@ -280,18 +280,18 @@ lladdropt_fill(struct sockaddr_dl *sdl, struct nd_opt_hdr *ndopt)
struct sockaddr_dl *
if_nametosdl(char *name)
{
int mib[6] = {CTL_NET, AF_ROUTE, 0, 0, NET_RT_IFLIST, 0};
int mib[] = {CTL_NET, AF_ROUTE, 0, 0, NET_RT_IFLIST, 0};
char *buf, *next, *lim;
size_t len;
struct if_msghdr *ifm;
struct sockaddr *sa, *rti_info[RTAX_MAX];
struct sockaddr_dl *sdl = NULL, *ret_sdl;
if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0)
if (sysctl(mib, nitems(mib), NULL, &len, NULL, 0) < 0)
return(NULL);
if ((buf = malloc(len)) == NULL)
return(NULL);
if (sysctl(mib, 6, buf, &len, NULL, 0) < 0) {
if (sysctl(mib, nitems(mib), buf, &len, NULL, 0) < 0) {
free(buf);
return (NULL);
}
@ -341,7 +341,7 @@ getinet6sysctl(int code)
mib[3] = code;
size = sizeof(value);
if (sysctl(mib, sizeof(mib)/sizeof(mib[0]), &value, &size, NULL, 0) < 0)
if (sysctl(mib, nitems(mib), &value, &size, NULL, 0) < 0)
return (-1);
else
return (value);
@ -356,7 +356,7 @@ setinet6sysctl(int code, int newval)
mib[3] = code;
size = sizeof(value);
if (sysctl(mib, sizeof(mib)/sizeof(mib[0]), &value, &size,
if (sysctl(mib, nitems(mib), &value, &size,
&newval, sizeof(newval)) < 0)
return (-1);
else

54
usr.sbin/rtsold/rtsold.c
View file

@ -57,9 +57,7 @@
#include <err.h>
#include <stdarg.h>
#include <ifaddrs.h>
#ifdef HAVE_POLL_H
#include <poll.h>
#endif
#include "rtsold.h"
@ -116,13 +114,7 @@ main(int argc, char **argv)
int s, ch, once = 0;
struct timespec *timeout;
const char *opts;
#ifdef HAVE_POLL_H
struct pollfd set[2];
#else
fd_set *fdsetp, *selectfdp;
int fdmasks;
int maxfd;
#endif
int rtsock;
char *argv0;
@ -254,40 +246,16 @@ main(int argc, char **argv)
warnmsg(LOG_ERR, __func__, "failed to open a socket");
exit(1);
}
#ifdef HAVE_POLL_H
set[0].fd = s;
set[0].events = POLLIN;
#else
maxfd = s;
#endif
#ifdef HAVE_POLL_H
set[1].fd = -1;
#endif
if ((rtsock = rtsock_open()) < 0) {
warnmsg(LOG_ERR, __func__, "failed to open a socket");
exit(1);
}
#ifdef HAVE_POLL_H
set[1].fd = rtsock;
set[1].events = POLLIN;
#else
if (rtsock > maxfd)
maxfd = rtsock;
#endif
#ifndef HAVE_POLL_H
fdmasks = howmany(maxfd + 1, NFDBITS) * sizeof(fd_mask);
if ((fdsetp = malloc(fdmasks)) == NULL) {
warnmsg(LOG_ERR, __func__, "malloc");
exit(1);
}
if ((selectfdp = malloc(fdmasks)) == NULL) {
warnmsg(LOG_ERR, __func__, "malloc");
exit(1);
}
#endif
/* configuration per interface */
if (ifinit()) {
@ -328,18 +296,8 @@ main(int argc, char **argv)
fclose(fp);
}
}
#ifndef HAVE_POLL_H
memset(fdsetp, 0, fdmasks);
FD_SET(s, fdsetp);
FD_SET(rtsock, fdsetp);
#endif
while (1) { /* main loop */
int e;
#ifndef HAVE_POLL_H
memcpy(selectfdp, fdsetp, fdmasks);
#endif
#ifndef SMALL
if (do_dump) { /* SIGUSR1 */
do_dump = 0;
@ -364,11 +322,7 @@ main(int argc, char **argv)
if (ifi == NULL)
break;
}
#ifdef HAVE_POLL_H
e = poll(set, 2, timeout ? (timeout->tv_sec * 1000 + timeout->tv_nsec / 1000 / 1000) : INFTIM);
#else
e = select(maxfd + 1, selectfdp, NULL, NULL, timeout);
#endif
if (e < 1) {
if (e < 0 && errno != EINTR) {
warnmsg(LOG_ERR, __func__, "select: %s",
@ -378,17 +332,9 @@ main(int argc, char **argv)
}
/* packet reception */
#ifdef HAVE_POLL_H
if (set[1].revents & POLLIN)
#else
if (FD_ISSET(rtsock, selectfdp))
#endif
rtsock_input(rtsock);
#ifdef HAVE_POLL_H
if (set[0].revents & POLLIN)
#else
if (FD_ISSET(s, selectfdp))
#endif
rtsol_input(s);
}
/* NOTREACHED */