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Open the tty device and pass the fd for SNPSTTY.

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MFC after:	3 days
This commit is contained in:
Olivier Houchard 2005-09-18 19:24:05 +00:00
parent 30ce1aad9c
commit b615d79f9b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=150299
1 changed files with 8 additions and 2 deletions
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10
usr.sbin/watch/watch.c
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@ -75,7 +75,7 @@ const char *opt_snpdev;
char dev_name[DEV_NAME_LEN];
int snp_io;
dev_t snp_tty;
int snp_tty = 0;
int std_in = 0, std_out = 1;
@ -187,6 +187,8 @@ cleanup(int signo __unused)
if (opt_timestamp)
timestamp("Logging Exited.");
close(snp_io);
if (snp_tty != 0)
close(snp_tty);
unset_tty();
exit(EX_OK);
}
@ -253,7 +255,11 @@ set_dev(const char *name)
if ((sb.st_mode & S_IFMT) != S_IFCHR)
fatal(EX_DATAERR, "must be a character device");
snp_tty = sb.st_rdev;
if (snp_tty != 0)
close(snp_tty);
snp_tty = open(buf, O_RDONLY);
if (snp_tty < 0)
fatal(EX_DATAERR, "can't open device");
attach_snp();
}