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- To: vim-dev@vim.org
- Subject: Patch 7.2.366
- Fcc: outbox
- From: Bram Moolenaar <Bram@moolenaar.net>
- Mime-Version: 1.0
- Content-Type: text/plain; charset=UTF-8
- Content-Transfer-Encoding: 8bit
- ------------
-
- Patch 7.2.366
- Problem: CTRL-B doesn't go back to the first line of the buffer.
- Solution: Avoid an overflow when adding MAXCOL.
- Files: src/move.c
-
-
- *** ../vim-7.2.365/src/move.c 2010-02-03 17:42:59.000000000 +0100
- --- src/move.c 2010-02-17 17:49:34.000000000 +0100
- ***************
- *** 1610,1616 ****
- * Add one line above "lp->lnum". This can be a filler line, a closed fold or
- * a (wrapped) text line. Uses and sets "lp->fill".
- * Returns the height of the added line in "lp->height".
- ! * Lines above the first one are incredibly high.
- */
- static void
- topline_back(lp)
- --- 1610,1616 ----
- * Add one line above "lp->lnum". This can be a filler line, a closed fold or
- * a (wrapped) text line. Uses and sets "lp->fill".
- * Returns the height of the added line in "lp->height".
- ! * Lines above the first one are incredibly high: MAXCOL.
- */
- static void
- topline_back(lp)
- ***************
- *** 1942,1948 ****
- {
- loff.lnum = curwin->w_topline;
- topline_back(&loff);
- ! if (used + loff.height > curwin->w_height)
- break;
- used += loff.height;
- #ifdef FEAT_DIFF
- --- 1942,1948 ----
- {
- loff.lnum = curwin->w_topline;
- topline_back(&loff);
- ! if (loff.height == MAXCOL || used + loff.height > curwin->w_height)
- break;
- used += loff.height;
- #ifdef FEAT_DIFF
- ***************
- *** 2021,2027 ****
-
- /* Add one line above */
- topline_back(&loff);
- ! used += loff.height;
- if (used > curwin->w_height)
- break;
- if (loff.lnum >= curwin->w_botline
- --- 2021,2030 ----
-
- /* Add one line above */
- topline_back(&loff);
- ! if (loff.height == MAXCOL)
- ! used = MAXCOL;
- ! else
- ! used += loff.height;
- if (used > curwin->w_height)
- break;
- if (loff.lnum >= curwin->w_botline
- ***************
- *** 2175,2181 ****
- if (below > above) /* add a line above the cursor */
- {
- topline_back(&loff);
- ! used += loff.height;
- if (used > curwin->w_height)
- break;
- above += loff.height;
- --- 2178,2187 ----
- if (below > above) /* add a line above the cursor */
- {
- topline_back(&loff);
- ! if (loff.height == MAXCOL)
- ! used = MAXCOL;
- ! else
- ! used += loff.height;
- if (used > curwin->w_height)
- break;
- above += loff.height;
- ***************
- *** 2472,2480 ****
- while (n <= curwin->w_height && loff.lnum >= 1)
- {
- topline_back(&loff);
- ! n += loff.height;
- }
- ! if (n <= curwin->w_height) /* at begin of file */
- {
- curwin->w_topline = 1;
- #ifdef FEAT_DIFF
- --- 2478,2489 ----
- while (n <= curwin->w_height && loff.lnum >= 1)
- {
- topline_back(&loff);
- ! if (loff.height == MAXCOL)
- ! n = MAXCOL;
- ! else
- ! n += loff.height;
- }
- ! if (loff.lnum < 1) /* at begin of file */
- {
- curwin->w_topline = 1;
- #ifdef FEAT_DIFF
- *** ../vim-7.2.365/src/version.c 2010-02-17 17:34:38.000000000 +0100
- --- src/version.c 2010-02-17 18:13:22.000000000 +0100
- ***************
- *** 683,684 ****
- --- 683,686 ----
- { /* Add new patch number below this line */
- + /**/
- + 366,
- /**/
-
- --
- hundred-and-one symptoms of being an internet addict:
- 247. You use www.switchboard.com instead of dialing 411 and 555-12-12
- for directory assistance.
-
- /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
- /// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
- \\\ download, build and distribute -- http://www.A-A-P.org ///
- \\\ help me help AIDS victims -- http://ICCF-Holland.org ///
-