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To: vim-dev@vim.org
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Subject: Patch 7.1.171
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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=ISO-8859-1
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Content-Transfer-Encoding: 8bit
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------------
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Patch 7.1.171
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Problem: Reading one byte before allocated memory.
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Solution: Check index not to become negative. (Dominique Pelle)
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Files: src/ex_getln.c
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*** ../vim-7.1.170/src/ex_getln.c Tue Oct 30 17:36:31 2007
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--- src/ex_getln.c Tue Dec 4 21:49:24 2007
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***************
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*** 1186,1195 ****
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case K_LEFT:
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case K_S_LEFT:
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case K_C_LEFT:
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do
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{
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- if (ccline.cmdpos == 0)
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- break;
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--ccline.cmdpos;
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#ifdef FEAT_MBYTE
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if (has_mbyte) /* move to first byte of char */
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--- 1186,1195 ----
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case K_LEFT:
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case K_S_LEFT:
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case K_C_LEFT:
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+ if (ccline.cmdpos == 0)
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+ goto cmdline_not_changed;
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do
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{
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--ccline.cmdpos;
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#ifdef FEAT_MBYTE
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if (has_mbyte) /* move to first byte of char */
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***************
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*** 1198,1204 ****
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#endif
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ccline.cmdspos -= cmdline_charsize(ccline.cmdpos);
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}
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! while ((c == K_S_LEFT || c == K_C_LEFT
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|| (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_CTRL)))
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&& ccline.cmdbuff[ccline.cmdpos - 1] != ' ');
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#ifdef FEAT_MBYTE
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--- 1198,1205 ----
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#endif
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ccline.cmdspos -= cmdline_charsize(ccline.cmdpos);
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}
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! while (ccline.cmdpos > 0
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! && (c == K_S_LEFT || c == K_C_LEFT
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|| (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_CTRL)))
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&& ccline.cmdbuff[ccline.cmdpos - 1] != ' ');
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#ifdef FEAT_MBYTE
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*** ../vim-7.1.170/src/version.c Fri Dec 7 17:30:04 2007
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--- src/version.c Fri Dec 7 20:00:06 2007
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***************
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*** 668,669 ****
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--- 668,671 ----
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{ /* Add new patch number below this line */
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+ /**/
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+ 171,
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/**/
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--
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Some of the well know MS-Windows errors:
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EMULTI Multitasking attempted, system confused
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EKEYBOARD Keyboard locked, try getting out of this one!
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EXPLAIN Unexplained error, please tell us what happened
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EFUTURE Reserved for our future mistakes
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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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\\\ download, build and distribute -- http://www.A-A-P.org ///
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\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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