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Detect and exit on write errors.

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This commit is contained in:
Tim J. Robbins 2002-11-08 02:51:31 +00:00
parent b3925aab09
commit 7b0267069d
1 changed files with 7 additions and 4 deletions
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11
usr.bin/yes/yes.c
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@ -51,8 +51,11 @@ int
main(int argc, char **argv)
{
if (argc > 1)
for(;;)
puts(argv[1]);
else for (;;)
puts("y");
while (puts(argv[1]) != EOF)
;
else
while (puts("y") != EOF)
;
err(1, "stdout");
/*NOTREACHED*/
}