Changes in uspace/lib/c/generic/str.c [1772e6d:be2a38ad] in mainline

File:

• uspace/lib/c/generic/str.c (modified) (1 diff)

uspace/lib/c/generic/str.c

@@ -397 +397 @@
         
         return len;
+}
+
+/** Get character display width on a character cell display.
+ *
+ * @param ch    Character
+ * @return      Width of character in cells.
+ */
+size_t chr_width(wchar_t ch)
+{
+        return 1;
+}
+
+/** Get string display width on a character cell display.
+ *
+ * @param str   String
+ * @return      Width of string in cells.
+ */
+size_t str_width(const char *str)
+{
+        size_t width = 0;
+        size_t offset = 0;
+        wchar_t ch;
+        
+        while ((ch = str_decode(str, &offset, STR_NO_LIMIT)) != 0)
+                width += chr_width(ch);
+        
+        return width;
 }