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To: vim_dev@googlegroups.com
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Subject: Patch 7.4.118
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Fcc: outbox
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From: Bram Moolenaar <Bram@moolenaar.net>
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Mime-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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------------
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Patch 7.4.118
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Problem: It's possible that redrawing the status lines causes
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win_redr_custom() to be called recursively.
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Solution: Protect against recursiveness. (Yasuhiro Matsumoto)
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Files: src/screen.c
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*** ../vim-7.4.117/src/screen.c 2013-11-08 04:30:06.000000000 +0100
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--- src/screen.c 2013-12-11 15:32:21.000000000 +0100
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***************
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*** 6653,6658 ****
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--- 6653,6659 ----
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win_T *wp;
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int draw_ruler; /* TRUE or FALSE */
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{
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+ static int entered = FALSE;
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int attr;
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int curattr;
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int row;
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***************
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*** 6671,6676 ****
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--- 6672,6684 ----
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win_T *ewp;
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int p_crb_save;
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+ /* There is a tiny chance that this gets called recursively: When
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+ * redrawing a status line triggers redrawing the ruler or tabline.
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+ * Avoid trouble by not allowing recursion. */
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+ if (entered)
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+ return;
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+ entered = TRUE;
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+
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/* setup environment for the task at hand */
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if (wp == NULL)
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{
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***************
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*** 6746,6752 ****
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}
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if (maxwidth <= 0)
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! return;
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/* Temporarily reset 'cursorbind', we don't want a side effect from moving
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* the cursor away and back. */
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--- 6754,6760 ----
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}
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if (maxwidth <= 0)
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! goto theend;
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/* Temporarily reset 'cursorbind', we don't want a side effect from moving
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* the cursor away and back. */
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***************
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*** 6827,6832 ****
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--- 6835,6843 ----
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while (col < Columns)
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TabPageIdxs[col++] = fillchar;
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}
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+
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+ theend:
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+ entered = FALSE;
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}
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#endif /* FEAT_STL_OPT */
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*** ../vim-7.4.117/src/version.c 2013-12-11 15:06:36.000000000 +0100
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--- src/version.c 2013-12-11 15:32:16.000000000 +0100
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***************
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*** 740,741 ****
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--- 740,743 ----
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{ /* Add new patch number below this line */
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+ /**/
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+ 118,
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/**/
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--
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Nothing is fool-proof to a sufficiently talented fool.
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
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\\\ an exciting new programming language -- http://www.Zimbu.org ///
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\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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