libremessages: the flags() word-wrapping was a single character wide.

1 files changed, 11 insertions, 1 deletions

diff --git a/src/lib/libremessages b/src/lib/libremessages
index f75bd4a..aadd91e 100755
--- a/src/lib/libremessages
+++ b/src/lib/libremessages
@@ -98,13 +98,23 @@ flag() {
 	local flag=$1
 	local desc="$(_ "$(_libremessages_html_whitespace_collapse <<<"$2")")"
 
+	# Unless the $flag is extra-wide, the $desc should start at
+	# column 16 (that is two literal-tabs).  If $flag is wide,
+	# 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))
 	done
 
 	local lines
-	IFS=$'\n' lines=($(fmt -u -w $((73-indent)) <<<"$desc"))
+	IFS=$'\n' lines=($(fmt -u -w $((72-indent)) <<<"$desc"))
 	local line
 	for line in "${lines[@]}"; do
 		printf "  %-${indent}s %s\n" "$flag" "$line"