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(main): Warn about following stdin only when it's a tty.

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This commit is contained in:
Jim Meyering 2004-01-12 09:41:29 +00:00
parent 63cd5e88a1
commit ace768ee42
1 changed files with 1 additions and 1 deletions
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2
src/tail.c
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@ -1725,7 +1725,7 @@ main (int argc, char **argv)
/* When following forever, warn if any file is `-'.
This is only a warning, since tail's output (before a failing seek,
and that from any non-stdin files) might still be useful. */
if (forever && found_hyphen)
if (forever && found_hyphen && isatty (STDIN_FILENO))
error (0, 0, _("warning: following standard input"
" indefinitely is ineffective"));
}