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Add a -A option to ping which beeps when packets are lost.

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PR:		11818
Submitted by:	Marc Evans marc@destek.net
This commit is contained in:
Poul-Henning Kamp 2001-05-24 09:17:52 +00:00
parent 5e4440632e
commit ca517ad854
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=77119
2 changed files with 17 additions and 3 deletions
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8
sbin/ping/ping.8
View File

@ -42,7 +42,7 @@
packets to network hosts
.Sh SYNOPSIS
.Nm
.Op Fl QRadfnqrv
.Op Fl AQRadfnqrv
.Op Fl c Ar count
.Op Fl i Ar wait
.Op Fl l Ar preload
@ -79,6 +79,12 @@ and then an arbitrary number of
.Dq pad
bytes used to fill out the packet. The options are as follows:
.Bl -tag -width indent
.It Fl A
Audible.
Include a bell
.Pq ASCII 0x07
character in the output when no packet is received before the next packet
is transmitted.
.It Fl a
Audible.
Include a bell

12
sbin/ping/ping.c
View File

@ -135,6 +135,7 @@ int options;
#endif /*IPSEC_POLICY_IPSEC*/
#endif /*IPSEC*/
#define F_TTL 0x8000
#define F_MISSED 0x10000
/*
* MAX_DUP_CHK is the number of bits in received table, i.e. the maximum
@ -150,6 +151,7 @@ int datalen = DEFDATALEN;
int s; /* socket file descriptor */
u_char outpack[MAXPACKET];
char BSPACE = '\b'; /* characters written for flood */
char BBELL = '\a'; /* characters written for MISSED and AUDIBLE */
char DOT = '.';
char *hostname;
char *shostname;
@ -236,7 +238,7 @@ main(argc, argv)
datap = &outpack[8 + PHDR_LEN];
while ((ch = getopt(argc, argv,
"I:LQRS:T:c:adfi:l:m:np:qrs:t:v"
"AI:LQRS:T:c:adfi:l:m:np:qrs:t:v"
#ifdef IPSEC
#ifdef IPSEC_POLICY_IPSEC
"P:"
@ -245,6 +247,9 @@ main(argc, argv)
)) != -1)
{
switch(ch) {
case 'A':
options |= F_MISSED;
break;
case 'a':
options |= F_AUDIBLE;
break;
@ -695,6 +700,9 @@ main(argc, argv)
intvl.tv_sec = MAXWAIT;
}
(void)gettimeofday(&last, NULL);
if (ntransmitted != nreceived+1 && options & F_MISSED)
(void)write(STDOUT_FILENO, &BBELL, 1);
}
}
finish();
@ -855,7 +863,7 @@ pr_pack(buf, cc, from, tv)
if (dupflag)
(void)printf(" (DUP!)");
if (options & F_AUDIBLE)
(void)printf("\a");
(void)write(STDOUT_FILENO, &BBELL, 1);
/* check the data */
cp = (u_char*)&icp->icmp_data[PHDR_LEN];
dp = &outpack[8 + PHDR_LEN];