To: vim_dev@googlegroups.com
Subject: Patch 7.3.874
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------
 
Patch 7.3.874
Problem:    Comparing file names does not handle multi-byte characters
	    properly.
Solution:   Implement multi-byte handling.
Files:	    src/misc1.c, src/misc2.c
 
 
*** ../vim-7.3.873/src/misc1.c	2013-03-19 16:46:59.000000000 +0100
--- src/misc1.c	2013-03-19 18:30:52.000000000 +0100
***************
*** 5049,5068 ****
      size_t	len;
  {
  #ifdef BACKSLASH_IN_FILENAME
      /* TODO: multi-byte characters. */
!     while (len > 0 && *x && *y)
      {
! 	if ((p_fic ? TOLOWER_LOC(*x) != TOLOWER_LOC(*y) : *x != *y)
! 		&& !(*x == '/' && *y == '\\')
! 		&& !(*x == '\\' && *y == '/'))
  	    break;
! 	++x;
! 	++y;
! 	--len;
      }
      if (len == 0)
  	return 0;
!     return (*x - *y);
  #else
      if (p_fic)
  	return MB_STRNICMP(x, y, len);
--- 5049,5076 ----
      size_t	len;
  {
  #ifdef BACKSLASH_IN_FILENAME
+     char_u	*px = x;
+     char_u	*py = y;
+     int		cx = NUL;
+     int		cy = NUL;
+ 
      /* TODO: multi-byte characters. */
!     while (len > 0)
      {
! 	cx = PTR2CHAR(px);
! 	cy = PTR2CHAR(py);
! 	if (cx == NUL || cy == NUL
! 	    || ((p_fic ? MB_TOLOWER(cx) != MB_TOLOWER(cy) : cx != cy)
! 		&& !(cx == '/' && cy == '\\')
! 		&& !(cx == '\\' && cy == '/')))
  	    break;
! 	len -= MB_PTR2LEN(px);
! 	px += MB_PTR2LEN(px);
! 	py += MB_PTR2LEN(py);
      }
      if (len == 0)
  	return 0;
!     return (cx - cy);
  #else
      if (p_fic)
  	return MB_STRNICMP(x, y, len);
*** ../vim-7.3.873/src/misc2.c	2013-03-19 16:46:59.000000000 +0100
--- src/misc2.c	2013-03-19 18:22:29.000000000 +0100
***************
*** 5352,5357 ****
--- 5352,5359 ----
      char_u	*s2;
  {
      int		i;
+     int		prev1 = NUL;
+     int		prev2 = NUL;
  
      if (s1 == s2)
  	return TRUE;
***************
*** 5362,5381 ****
      if (STRLEN(s1) != STRLEN(s2))
  	return FAIL;
  
!     /* TODO: handle multi-byte characters. */
!     for (i = 0; s1[i] != NUL && s2[i] != NUL; i++)
      {
! 	if (s1[i] != s2[i]
! 		      && (!p_fic || TOUPPER_LOC(s1[i]) != TOUPPER_LOC(s2[i])))
! 	{
! 	    if (i >= 2)
! 		if (s1[i-1] == '*' && s1[i-2] == '*')
! 		    continue;
! 		else
! 		    return FAIL;
! 	    else
! 		return FAIL;
! 	}
      }
      return TRUE;
  }
--- 5364,5379 ----
      if (STRLEN(s1) != STRLEN(s2))
  	return FAIL;
  
!     for (i = 0; s1[i] != NUL && s2[i] != NUL; i += MB_PTR2LEN(s1 + i))
      {
! 	int c1 = PTR2CHAR(s1 + i);
! 	int c2 = PTR2CHAR(s2 + i);
! 
! 	if ((p_fic ? MB_TOLOWER(c1) != MB_TOLOWER(c2) : c1 != c2)
! 		&& (prev1 != '*' || prev2 != '*'))
! 	    return FAIL;
! 	prev2 = prev1;
! 	prev1 = c1;
      }
      return TRUE;
  }
*** ../vim-7.3.873/src/version.c	2013-03-19 17:42:10.000000000 +0100
--- src/version.c	2013-03-19 18:24:57.000000000 +0100
***************
*** 730,731 ****
--- 730,733 ----
  {   /* Add new patch number below this line */
+ /**/
+     874,
  /**/
 
-- 
hundred-and-one symptoms of being an internet addict:
80. At parties, you introduce your spouse as your "service provider."
 
 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///