To: [email protected]
Subject: Patch 7.2.189
Fcc: outbox
From: Bram Moolenaar <[email protected]>
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------------

Patch 7.2.189
Problem:    Possible hang for deleting auto-indent. (Dominique Pelle)
Solution:   Make sure the position is not beyond the end of the line.
Files:	    src/edit.c


*** ../vim-7.2.188/src/edit.c	2009-05-16 16:36:25.000000000 +0200
--- src/edit.c	2009-05-26 10:53:05.000000000 +0200
***************
*** 6420,6432 ****
  
  	/* If we just did an auto-indent, remove the white space from the end
  	 * of the line, and put the cursor back.
! 	 * Do this when ESC was used or moving the cursor up/down. */
  	if (did_ai && (esc || (vim_strchr(p_cpo, CPO_INDENT) == NULL
! 			&& curwin->w_cursor.lnum != end_insert_pos->lnum)))
  	{
  	    pos_T	tpos = curwin->w_cursor;
  
  	    curwin->w_cursor = *end_insert_pos;
  	    for (;;)
  	    {
  		if (gchar_cursor() == NUL && curwin->w_cursor.col > 0)
--- 6420,6436 ----
  
  	/* If we just did an auto-indent, remove the white space from the end
  	 * of the line, and put the cursor back.
! 	 * Do this when ESC was used or moving the cursor up/down.
! 	 * Check for the old position still being valid, just in case the text
! 	 * got changed unexpectedly. */
  	if (did_ai && (esc || (vim_strchr(p_cpo, CPO_INDENT) == NULL
! 			&& curwin->w_cursor.lnum != end_insert_pos->lnum))
! 		&& end_insert_pos->lnum <= curbuf->b_ml.ml_line_count)
  	{
  	    pos_T	tpos = curwin->w_cursor;
  
  	    curwin->w_cursor = *end_insert_pos;
+ 	    check_cursor_col();  /* make sure it is not past the line */
  	    for (;;)
  	    {
  		if (gchar_cursor() == NUL && curwin->w_cursor.col > 0)
***************
*** 6434,6440 ****
  		cc = gchar_cursor();
  		if (!vim_iswhite(cc))
  		    break;
! 		(void)del_char(TRUE);
  	    }
  	    if (curwin->w_cursor.lnum != tpos.lnum)
  		curwin->w_cursor = tpos;
--- 6438,6445 ----
  		cc = gchar_cursor();
  		if (!vim_iswhite(cc))
  		    break;
! 		if (del_char(TRUE) == FAIL)
! 		    break;  /* should not happen */
  	    }
  	    if (curwin->w_cursor.lnum != tpos.lnum)
  		curwin->w_cursor = tpos;
*** ../vim-7.2.188/src/version.c	2009-05-24 13:40:17.000000000 +0200
--- src/version.c	2009-05-26 10:50:53.000000000 +0200
***************
*** 678,679 ****
--- 678,681 ----
  {   /* Add new patch number below this line */
+ /**/
+     189,
  /**/

-- 
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 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
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