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authorrillig <rillig@NetBSD.org>2021-05-02 13:10:36 +0000
committerrillig <rillig@NetBSD.org>2021-05-02 13:10:36 +0000
commit1f847b286d934d64b9640fa56ccf703d7c4d27d0 (patch)
tree04ffcf4efd51f8b90520e554192115227d148c1f /games/countmail
parentabca1099117097f0e1827e97c825708f0382865f (diff)
countmail: remove outdated comments
Using the shell builtin 'read' command was necessarily slow because it is specified to read a single byte at a time.
Diffstat (limited to 'games/countmail')
-rw-r--r--games/countmail/countmail25
1 files changed, 3 insertions, 22 deletions
diff --git a/games/countmail/countmail b/games/countmail/countmail
index 539cebf2617..17537bedc0f 100644
--- a/games/countmail/countmail
+++ b/games/countmail/countmail
@@ -1,5 +1,5 @@
#!/bin/sh
-# $NetBSD: countmail,v 1.7 2008/04/28 20:22:53 martin Exp $
+# $NetBSD: countmail,v 1.8 2021/05/02 13:10:36 rillig Exp $
#
# Copyright (c) 1998, 2002 The NetBSD Foundation, Inc.
@@ -30,29 +30,10 @@
# POSSIBILITY OF SUCH DAMAGE.
#
-# Count the messages in your mailbox, using only POSIX shell builtins.
+# Count the messages in your mailbox.
#
-# Caveats:
-#
-# The read loop is horrendously slow on every implementation I've
-# tried. I suggest using from(1) and wc(1) instead, though these are
-# not shell builtins.
-
-# for krb.
-#set -- `from -t`
-#v=$3
-set -- `from 2>/dev/null |wc -l`
+set -- `from 2>/dev/null | wc -l`
v=$1
-#v=`from | wc -l`
-
-#v=0
-#exec 0</var/mail/$USER
-#while read line; do
-# case "$line" in
-# "From "*) v=$(($v + 1)) ;;
-# esac
-#done
-#exec 0<&-
set --
g=0