From 47208ac20a9fd5bdd4f9e2a9afe0738499b75c96 Mon Sep 17 00:00:00 2001
From: Garance A Drosehn <gad@FreeBSD.org>
Date: Mon, 16 Aug 2004 04:49:43 +0000
Subject: [PATCH] Document the fact that matching against a process
 command-name will only work on the first MAXCOMLEN (19) characters of that
 name.

Noticed by:	Peter Holm
---
 usr.bin/pkill/pkill.1 | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/usr.bin/pkill/pkill.1 b/usr.bin/pkill/pkill.1
index 6b633a6edb4..d0a29f5cfde 100644
--- a/usr.bin/pkill/pkill.1
+++ b/usr.bin/pkill/pkill.1
@@ -171,6 +171,22 @@ This option is valid only when given as the first argument to
 .Nm pkill .
 .El
 .Pp
+If any
+.Ar pattern
+operands are specified, they are used as regular expressions to match
+the command name or full argument list of each process.
+If the
+.Fl f
+option is not specified, then the
+.Ar pattern
+will attempt to match the command name.
+However, presently
+.Fx
+will only keep track of the first 19 characters of the command
+name for each process.
+Attempts to match any characters after the first 19 of a command name
+will quietly fail.
+.Pp
 Note that a running
 .Nm pgrep
 or