src/usr.bin/tmux/utf8.c - diff

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-version 1.33, 2016/05/27 22:57:27
+version 1.34, 2016/10/11 07:11:40
 Line 236
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          return (dst);
  }
+ /* Get UTF-8 buffer length. */
+ size_t
+ utf8_strlen(const struct utf8_data *s)
+ {
+         size_t  i;
+         for (i = 0; s[i].size != 0; i++)
+                 /* nothing */;
+         return (i);
+ }
+ /* Get UTF-8 string width. */
+ u_int
+ utf8_strwidth(const struct utf8_data *s, ssize_t n)
+ {
+         ssize_t i;
+         u_int   width;
+         width = 0;
+         for (i = 0; s[i].size != 0; i++) {
+                 if (n != -1 && n == i)
+                         break;
+                 width += s[i].width;
+         }
+         return (width);
+ }
  /*
   * Convert a string into a buffer of UTF-8 characters. Terminated by size == 0.
   * Caller frees.