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To: vim_dev@googlegroups.com
Subject: Patch 8.1.0510
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
------------

Patch 8.1.0510
Problem:    Filter test fails when $LANG is C.UTF-8.
Solution:   Set 'helplang' to "en" for any C language. (Christian Brabandt,
            closes #3577)
Files:	    src/option.c


*** ../vim-8.1.0509/src/option.c	2018-10-25 13:31:33.829906902 +0200
--- src/option.c	2018-11-04 14:34:39.233665491 +0100
***************
*** 4256,4267 ****
  	    p_hlg = empty_option;
  	else
  	{
! 	    /* zh_CN becomes "cn", zh_TW becomes "tw". */
  	    if (STRNICMP(p_hlg, "zh_", 3) == 0 && STRLEN(p_hlg) >= 5)
  	    {
  		p_hlg[0] = TOLOWER_ASC(p_hlg[3]);
  		p_hlg[1] = TOLOWER_ASC(p_hlg[4]);
  	    }
  	    p_hlg[2] = NUL;
  	}
  	options[idx].flags |= P_ALLOCED;
--- 4256,4273 ----
  	    p_hlg = empty_option;
  	else
  	{
! 	    // zh_CN becomes "cn", zh_TW becomes "tw"
  	    if (STRNICMP(p_hlg, "zh_", 3) == 0 && STRLEN(p_hlg) >= 5)
  	    {
  		p_hlg[0] = TOLOWER_ASC(p_hlg[3]);
  		p_hlg[1] = TOLOWER_ASC(p_hlg[4]);
  	    }
+ 	    // any C like setting, such as C.UTF-8, becomes "en"
+ 	    else if (STRLEN(p_hlg) >= 1 && *p_hlg == 'C')
+ 	    {
+ 		p_hlg[0] = 'e';
+ 		p_hlg[1] = 'n';
+ 	    }
  	    p_hlg[2] = NUL;
  	}
  	options[idx].flags |= P_ALLOCED;
*** ../vim-8.1.0509/src/version.c	2018-11-03 21:47:10.949346136 +0100
--- src/version.c	2018-11-04 14:40:33.523200579 +0100
***************
*** 794,795 ****
--- 794,797 ----
  {   /* Add new patch number below this line */
+ /**/
+     510,
  /**/

-- 
FATHER:    Did you kill all those guards?
LAUNCELOT: Yes ...  I'm very sorry ...
FATHER:    They cost fifty pounds each!
                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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\\\  an exciting new programming language -- http://www.Zimbu.org        ///
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