Added - for no pattern. [code]

liblouis · Sep 7, 2015 · f0e331e · f0e331e
1 parent 509cee0
commit f0e331e
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/liblouis/compileTranslationTable.c b/liblouis/compileTranslationTable.c
@@ -3857,9 +3857,15 @@ static int pattern_compile(const widechar *input, const int input_max, widechar
 	int esc;
 	int i;
 
-	rnxt = icrs = 0;
+	icrs = iend = inxt = 0;
 	rcrs = 1;
+	rnxt = rcnt = 0;
 	expr[rnxt] = PTN_LAST;
+
+	/*   no pattern   */
+	if(input[0] == '-' && input_max == 1)
+		return 1;
+
 	while(icrs < input_max)
 	{
 		if(rcrs >= expr_max)