conv: Fix disappearing backslashes, backup saving

1 files changed, 3 insertions, 2 deletions

diff --git a/conv b/conv
index c7b6ffb..06f5079 100755
--- a/conv
+++ b/conv
@@ -27,7 +27,7 @@ IFS='
 		s/^--- .*/&/;
 	'
 } |
-while read line; do
+while read -r line; do
 	case "$line" in
 	diff*)	;;
 	index*)	;;
@@ -70,7 +70,8 @@ if [ x"$1" = x"-i" ]; then
 	# write patch if it doesn't already exist
 	if [ -e $dir/$name ]; then
 		f=`mktemp -t ${0##*/}` || exit 1
-		echo error: $dir/$name already exists; saving to $f 1>&2
+		printf '%s\n' "$patch" > $f
+		echo "error: $dir/$name already exists; saving to $f" 1>&2
 		exit 1
 	else
 		printf '%s\n' "$patch" > $dir/$name