libremessages:flag: Clean up math

Because I was using -le instead of -lt, all of the math was off by one,
which was negated by only one space in the separator in the format string.

1 files changed, 11 insertions, 11 deletions

diff --git a/src/lib/libremessages b/src/lib/libremessages
index e7dd885..943aca3 100755
--- a/src/lib/libremessages
+++ b/src/lib/libremessages
@@ -113,21 +113,21 @@ flag() {
 	# this should be increased in increments of 8 (that is, a
 	# literal-tab).  Everything should be wrapped to 75 columns.
 
-	# The printf-format we use has 3 spaces built into it (two at
-	# the beginning, and a seperator).  Therefore, the default
-	# indent is 16-3=13 columns.  And the width left for $desc
-	# is (75-3)-indent = 72-indent.
-
-	declare -i indent=13
-	while [[ $indent -le ${#flag} ]]; do
-		indent=$((indent+8))
+	# The printf-format we use has 4 spaces built into it (two at
+	# the beginning, and two for a seperator).  Therefore, the
+	# default indent is 16-4=12 columns.  And the width left for
+	# $desc is (75-4)-indent = 71-indent.
+
+	declare -i indent=12
+	while [[ $indent -lt $flaglen ]]; do
+		indent+=8
 	done
 	local fmt2 fmt1
-	fmt2="  %-${indent}s %s\n"
-	printf -v fmt1 "  %-${indent}s %%s\n" ''
+	fmt2="  %-${indent}s  %s\n"
+	printf -v fmt1 "  %-${indent}s  %%s\n" ''
 
 	local lines
-	IFS=$'\n' lines=($(fmt -u -w $((72-indent)) <<<"$desc"))
+	IFS=$'\n' lines=($(fmt -u -w $((71-indent)) <<<"$desc"))
 	printf -- "$fmt2" "$flag" "${lines[0]}"
 	[[ ${#lines[@]} -lt 2 ]] || printf -- "$fmt1" "${lines[@]:1}"
 }