shithub: neatroff

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tr: do not call dict_put() unnecessarily

--- a/tr.c

+++ b/tr.c

@@ -555,12 +555,13 @@

 void cmap_add(char *c1, char *c2)

 {

 	int i = dict_get(&cmap, c1);

-	if (i < 0 && cmap_n < NCMAPS)

-		i = cmap_n++;

 	if (i >= 0) {

-		strcpy(cmap_src[i], c1);

 		strcpy(cmap_dst[i], c2);

-		dict_put(&cmap, cmap_src[i], i);

+	} else if (cmap_n < NCMAPS) {

+		strcpy(cmap_src[cmap_n], c1);

+		strcpy(cmap_dst[cmap_n], c2);

+		dict_put(&cmap, cmap_src[cmap_n], cmap_n);

+		cmap_n++;

 	}

 }