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- patchlevel 577

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Karsten Hopp 2015-01-15 15:56:01 +01:00
parent 245422c6e5
commit 44f7efe99c
1 changed files with 92 additions and 0 deletions
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@ -0,0 +1,92 @@
To: vim_dev@googlegroups.com
Subject: Patch 7.4.577
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
------------
Patch 7.4.577
Problem: Matching with a virtual column has a lot of overhead on very long
lines. (Issue 310)
Solution: Bail out early if there can't be a match. (Christian Brabandt)
Also check for CTRL-C at every position.
Files: src/regexp_nfa.c
*** ../vim-7.4.576/src/regexp_nfa.c 2014-11-23 15:57:45.568009419 +0100
--- src/regexp_nfa.c 2015-01-14 18:40:12.263887756 +0100
***************
*** 6438,6451 ****
case NFA_VCOL:
case NFA_VCOL_GT:
case NFA_VCOL_LT:
- result = nfa_re_num_cmp(t->state->val, t->state->c - NFA_VCOL,
- (long_u)win_linetabsize(
- reg_win == NULL ? curwin : reg_win,
- regline, (colnr_T)(reginput - regline)) + 1);
- if (result)
{
! add_here = TRUE;
! add_state = t->state->out;
}
break;
--- 6438,6461 ----
case NFA_VCOL:
case NFA_VCOL_GT:
case NFA_VCOL_LT:
{
! int op = t->state->c - NFA_VCOL;
! colnr_T col = (colnr_T)(reginput - regline);
!
! /* Bail out quickly when there can't be a match, avoid the
! * overhead of win_linetabsize() on long lines. */
! if ((col > t->state->val && op != 1)
! || (col - 1 > t->state->val && op == 1))
! break;
! result = nfa_re_num_cmp(t->state->val, op,
! (long_u)win_linetabsize(
! reg_win == NULL ? curwin : reg_win,
! regline, col) + 1);
! if (result)
! {
! add_here = TRUE;
! add_state = t->state->out;
! }
}
break;
***************
*** 6744,6749 ****
--- 6754,6764 ----
reg_nextline();
else
break;
+
+ /* Allow interrupting with CTRL-C. */
+ fast_breakcheck();
+ if (got_int)
+ break;
}
#ifdef ENABLE_LOG
*** ../vim-7.4.576/src/version.c 2015-01-14 17:52:26.603094340 +0100
--- src/version.c 2015-01-14 18:34:10.375843602 +0100
***************
*** 743,744 ****
--- 743,746 ----
{ /* Add new patch number below this line */
+ /**/
+ 577,
/**/
--
From "know your smileys":
!-| I-am-a-Cylon-Centurian-with-one-red-eye-bouncing-back-and-forth
/// 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 ///