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To: vim_dev@googlegroups.com
Subject: Patch 7.3.433
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
------------

Patch 7.3.433
Problem:    Using continued lines in a Vim script can be slow.
Solution:   Instead of reallocating for every line use a growarray. (Yasuhiro
            Matsumoto)
Files:      src/ex_cmds2.c


*** ../vim-7.3.432/src/ex_cmds2.c	2012-02-04 21:57:44.000000000 +0100
--- src/ex_cmds2.c	2012-02-05 23:06:31.000000000 +0100
***************
*** 3439,3460 ****
      {
  	/* compensate for the one line read-ahead */
  	--sourcing_lnum;
! 	for (;;)
  	{
! 	    sp->nextline = get_one_sourceline(sp);
! 	    if (sp->nextline == NULL)
! 		break;
! 	    p = skipwhite(sp->nextline);
! 	    if (*p != '\\')
! 		break;
! 	    s = alloc((unsigned)(STRLEN(line) + STRLEN(p)));
! 	    if (s == NULL)	/* out of memory */
! 		break;
! 	    STRCPY(s, line);
! 	    STRCAT(s, p + 1);
  	    vim_free(line);
! 	    line = s;
! 	    vim_free(sp->nextline);
  	}
      }
  
--- 3439,3470 ----
      {
  	/* compensate for the one line read-ahead */
  	--sourcing_lnum;
! 
! 	/* Get the next line and concatenate it when it starts with a
! 	 * backslash. We always need to read the next line, keep it in
! 	 * sp->nextline. */
! 	sp->nextline = get_one_sourceline(sp);
! 	if (sp->nextline != NULL && *(p = skipwhite(sp->nextline)) == '\\')
  	{
! 	    garray_T    ga;
! 
! 	    ga_init2(&ga, (int)sizeof(char_u), 200);
! 	    ga_concat(&ga, line);
! 	    ga_concat(&ga, p + 1);
! 	    for (;;)
! 	    {
! 		vim_free(sp->nextline);
! 		sp->nextline = get_one_sourceline(sp);
! 		if (sp->nextline == NULL)
! 		    break;
! 		p = skipwhite(sp->nextline);
! 		if (*p != '\\')
! 		    break;
! 		ga_concat(&ga, p + 1);
! 	    }
! 	    ga_append(&ga, NUL);
  	    vim_free(line);
! 	    line = ga.ga_data;
  	}
      }
  
*** ../vim-7.3.432/src/version.c	2012-02-05 22:51:27.000000000 +0100
--- src/version.c	2012-02-05 23:09:21.000000000 +0100
***************
*** 716,717 ****
--- 716,719 ----
  {   /* Add new patch number below this line */
+ /**/
+     433,
  /**/

-- 
Due knot trussed yore spell chequer two fined awl miss steaks.

 /// 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    ///