shithub: neatroff

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map: map empty strings to index 0

--- a/map.c

+++ b/map.c

@@ -12,6 +12,8 @@

 int map(char *s)

 {

 	int i;

+	if (!s[0])

+		return 0;

 	if (s[0] == '.' && s[1] && !s[2])	/* ".x" is mapped to 'x' */

 		return (unsigned char) s[1];

 	if (!mapdict)