Use str_msg_term_size() instead of msglen()

... because msglen() is not tolerant to multi-byte encodings.
Remove msglen() because it unused now.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

lib/util.c

@@ -235,38 +235,6 @@ is_printable (int c)
 #endif /* !HAVE_CHARSET */
 }
 
-/* --------------------------------------------------------------------------------------------- */
-/**
- * Calculates the message dimensions (lines and columns)
- *
- */
-
-void
-msglen (const char *text, int *lines, int *columns)
-{
-    int nlines = 1;             /* even the empty string takes one line */
-    int ncolumns = 0;
-    int colindex = 0;
-
-    for (; *text != '\0'; text++)
-    {
-        if (*text == '\n')
-        {
-            nlines++;
-            colindex = 0;
-        }
-        else
-        {
-            colindex++;
-            if (colindex > ncolumns)
-                ncolumns = colindex;
-        }
-    }
-
-    *lines = nlines;
-    *columns = ncolumns;
-}
-
 /* --------------------------------------------------------------------------------------------- */
 /**
  * Quote the filename for the purpose of inserting it into the command

lib/util.h

@@ -53,7 +53,6 @@ extern struct sigaction startup_handler;
 /*** declarations of public functions ************************************************************/
 
 int is_printable (int c);
-void msglen (const char *text, /*@out@ */ int *lines, /*@out@ */ int *columns);
 
 /* Quote the filename for the purpose of inserting it into the command
  * line.  If quote_percent is 1, replace "%" with "%%" - the percent is

lib/widget/wtools.c

@@ -198,11 +198,12 @@ fg_input_dialog_help (const char *header, const char *text, const char *help,
 
     /* text */
     p_text = g_strstrip (g_strdup (text));
-    msglen (p_text, &lines, &cols);
+    str_msg_term_size (p_text, &lines, &cols);
     quick_widgets[3].u.label.text = p_text;
 
     /* dialog width */
-    len = max (max (str_term_width1 (header), cols) + 4, 64);
+    len = str_term_width1 (header);
+    len = max (max (len, cols) + 4, 64);
     len = min (max (len, b_len + 6), COLS);
 
     /* button locations */

src/hotlist.c

@@ -1040,9 +1040,10 @@ add_new_entry_input (const char *header, const char *text1, const char *text2,
     static gboolean i18n_flag = FALSE;
 #endif /* ENABLE_NLS */
 
-    msglen (text1, &lines1, &cols1);
+    len = str_term_width1 (header);
-    msglen (text2, &lines2, &cols2);
+    str_msg_term_size (text1, &lines1, &cols1);
-    len = max (str_term_width1 (header), cols1);
+    str_msg_term_size (text2, &lines2, &cols2);
+    len = max (len, cols1);
     len = max (max (len, cols2) + 4, 64);
 
 #ifdef ENABLE_NLS
@@ -1133,8 +1134,9 @@ add_new_group_input (const char *header, const char *label, char **result)
     static gboolean i18n_flag = FALSE;
 #endif /* ENABLE_NLS */
 
-    msglen (label, &lines, &cols);
+    len = str_term_width1 (header);
-    len = max (max (str_term_width1 (header), cols) + 4, 64);
+    str_msg_term_size (label, &lines, &cols);
+    len = max (max (len, cols) + 4, 64);
 
 #ifdef ENABLE_NLS
     if (!i18n_flag)