degesch: clarify text wrapping algorithm

1 files changed, 8 insertions, 3 deletions

diff --git a/degesch.c b/degesch.c
index 4ae824d..52141fc 100644
--- a/degesch.c
+++ b/degesch.c
@@ -6849,13 +6849,14 @@ wrap_message (const char *message,
 	if (line_max <= 0)
 		goto error;
 
-	for (size_t message_left = strlen (message); message_left; )
+	int message_left = strlen (message);
+	while (message_left > line_max)
 	{
 		struct str m;
 		str_init (&m);
 
-		size_t eaten = wrap_text_for_single_line (message,
-			MIN ((size_t) line_max, message_left), message_left, &m);
+		size_t eaten = wrap_text_for_single_line
+			(message, message_left, line_max, &m);
 		if (!eaten)
 		{
 			str_free (&m);
@@ -6866,6 +6867,10 @@ wrap_message (const char *message,
 		message += eaten;
 		message_left -= eaten;
 	}
+
+	if (message_left)
+		str_vector_add (output, message);
+
 	return true;
 
 error: