tmux_utf8.patch

*** tmux-1.9a.orig/utf8.c	2014-02-23 05:48:37.000000000 +0900
--- tmux-1.9a/utf8.c	2014-07-06 00:43:50.000000000 +0900
***************
*** 22,27 ****
--- 22,32 ----

  #include "tmux.h"

+
+ #define  _XOPEN_SOURCE
+ #include  <locale.h>
+ #include  <wchar.h>
+
  struct utf8_width_entry {
  	u_int	first;
  	u_int	last;
***************
*** 339,345 ****
  	struct utf8_width_entry	*item;
  	u_int			 value;

! 	value = utf8_combine(utf8data);

  	item = utf8_width_root;
  	while (item != NULL) {
--- 344,360 ----
  	struct utf8_width_entry	*item;
  	u_int			 value;

! 	static int inited = 0;
!
!     value = utf8_combine(utf8data);
!     /*
! 	  if (!inited) {
!          setlocale(LC_CTYPE, "");
!          inited = 1;
!     }
!     return wcwidth(value);
! 	*/
! 	return (value <= 0x7f) ? 1 : 2;

  	item = utf8_width_root;
  	while (item != NULL) {
  	

iTerm2を用いていて「Treat ambiguous-width characters as double width」をONにしているとtmuxがズレていく問題の修正。
参考：http://ta.ps.st/d/1350718711.html