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| -rw-r--r-- | THANKS.in | 1 | ||||
| -rw-r--r-- | doc/grep.in.1 | 5 | ||||
| -rw-r--r-- | doc/grep.texi | 1 |
3 files changed, 7 insertions, 0 deletions
@@ -81,6 +81,7 @@ Rainer Orth ro@cebitec.uni-bielefeld.de Roland Roberts rroberts@muller.com Ruslan Ermilov ru@freebsd.org Santiago Vila sanvila@unex.es +Sebastian Carlos sebaaa1754@gmail.com Shannon Hill hill@synnet.com Sotiris Vassilopoulos Sotiris.Vassilopoulos@betatech.gr Standish Parsley adsspamtrap01@yahoo.com diff --git a/doc/grep.in.1 b/doc/grep.in.1 index f7b8a03e..236791ee 100644 --- a/doc/grep.in.1 +++ b/doc/grep.in.1 @@ -244,6 +244,11 @@ If this option is used multiple times or is combined with the .RB ( \-\^\-regexp ) option, search for all patterns given. The empty file contains zero patterns, and therefore matches nothing. +If +.IR FILE +is +.B \- +, read patterns from standard input. .TP .BR \-i ", " \-\^\-ignore\-case Ignore case distinctions in patterns and input data, diff --git a/doc/grep.texi b/doc/grep.texi index e05ae257..ce6d6dc0 100644 --- a/doc/grep.texi +++ b/doc/grep.texi @@ -202,6 +202,7 @@ in a shell command. Obtain patterns from @var{file}, one per line. If this option is used multiple times or is combined with the @option{-e} (@option{--regexp}) option, search for all patterns given. +When @var{file} is @samp{-}, read patterns from standard input. The empty file contains zero patterns, and therefore matches nothing. (@option{-f} is specified by POSIX.) |