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From 1301945446a0972a0849e4b2f29e5e3b59209527 Mon Sep 17 00:00:00 2001
From: Isaac Dunham <ibid.ag@gmail.com>
Date: Thu, 14 Jan 2016 06:51:07 -0800
Subject: [PATCH] Make textonly conform with POSIX better.
echo -ne was the only thing that could be expected to not work on every shell.
---
filter/textonly | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/filter/textonly b/filter/textonly
index dd55a9d..630cb8f 100644
--- a/filter/textonly
+++ b/filter/textonly
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
## Copyright (C) 2003-2006 Red Hat, Inc.
## Copyright (C) 2003-2006 Tim Waugh <twaugh@redhat.com>
## Changed on 2007/05/17, Opher Shachar, LADPC Ltd.
@@ -64,7 +64,7 @@ if [[ "$PR" ]]; then
(( pl > pu )) && continue
# Loop reading pages until at or over lower page of subrange.
- while read -d `echo -ne '\f'` -r; do
+ while read -d `printf '\f'` -r; do
(( pagenum++ ))
(( pagenum == pl )) && break
done
@@ -78,15 +78,15 @@ if [[ "$PR" ]]; then
if (( pagenum == pl )); then
echo -n "${REPLY}" >>"$TMPFILE2"
# If EOF then page has no final FF
- [[ ! "$EOF" ]] && echo -ne '\f' >>"$TMPFILE2"
+ [[ ! "$EOF" ]] && printf '\f' >>"$TMPFILE2"
echo "PAGE: $pagenum $COPIES" >&2
fi
[[ "$EOF" ]] && break
# Is the current subrange a single page?
(( pagenum == pu )) && continue
- while read -d `echo -ne '\f'` -r; do
+ while read -d `printf '\f'` -r; do
(( pagenum++ ))
- echo -ne "${REPLY}\f" >>"$TMPFILE2"
+ printf "${REPLY}\f" >>"$TMPFILE2"
echo "PAGE: $pagenum $COPIES" >&2
(( pagenum == pu )) && break
done
@@ -103,18 +103,18 @@ if [[ "$PR" ]]; then
} <"$TMPFILE"
else
TMPFILE2="$TMPFILE"
- pc=$(grep -co `echo -ne '\f'` "$TMPFILE2")
+ pc=$(grep -co `printf '\f'` "$TMPFILE2")
pc=$(( pc * $COPIES ))
echo "PAGE: $pc" >&2
fi
while [ "$COPIES" -gt 0 ]; do
# Just translate LF->CRLF at the moment, until the PPD has options added.
- sed -e 's/$/'`echo -ne '\r'`'/g' "$TMPFILE2"
+ sed -e 's/$/'`printf '\r'`'/g' "$TMPFILE2"
if [ "$SENDFF" == "True" ]
then
- echo -ne \\014
+ printf \\014
fi
COPIES=$(($COPIES - 1))
--
2.7.0
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