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If you used tip to start SLIP, tip would fail to write to the tty

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after slattach was started.  Now tip knows to die when it gets ENODEV...
This commit is contained in:
Poul-Henning Kamp 1994-09-25 03:59:03 +00:00
parent bdd382022d
commit 19b815a645
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=3080
1 changed files with 2 additions and 0 deletions
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usr.bin/tip/tip.c
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@ -558,6 +558,8 @@ pwrite(fd, buf, n)
if (write(fd, buf, n) < 0) {
if (errno == EIO)
tipabort("Lost carrier.");
if (errno == ENODEV)
tipabort("tty not available.");
/* this is questionable */
perror("write");
}