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Diffstat (limited to 'patches/source/vim/patches/7.4.140')
| -rw-r--r-- | patches/source/vim/patches/7.4.140 | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/patches/source/vim/patches/7.4.140 b/patches/source/vim/patches/7.4.140 new file mode 100644 index 000000000..e493828e7 --- /dev/null +++ b/patches/source/vim/patches/7.4.140 @@ -0,0 +1,174 @@ +To: vim_dev@googlegroups.com +Subject: Patch 7.4.140 +Fcc: outbox +From: Bram Moolenaar <Bram@moolenaar.net> +Mime-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit +------------ + +Patch 7.4.140 +Problem: Crash when wiping out buffer triggers autocommand that wipes out + only other buffer. +Solution: Do not delete the last buffer, make it empty. (Hirohito Higashi) +Files: src/buffer.c + + +*** ../vim-7.4.139/src/buffer.c 2013-11-06 05:26:08.000000000 +0100 +--- src/buffer.c 2014-01-10 16:41:22.000000000 +0100 +*************** +*** 994,999 **** +--- 994,1043 ---- + #if defined(FEAT_LISTCMDS) || defined(FEAT_PYTHON) \ + || defined(FEAT_PYTHON3) || defined(PROTO) + ++ static int empty_curbuf __ARGS((int close_others, int forceit, int action)); ++ ++ /* ++ * Make the current buffer empty. ++ * Used when it is wiped out and it's the last buffer. ++ */ ++ static int ++ empty_curbuf(close_others, forceit, action) ++ int close_others; ++ int forceit; ++ int action; ++ { ++ int retval; ++ buf_T *buf = curbuf; ++ ++ if (action == DOBUF_UNLOAD) ++ { ++ EMSG(_("E90: Cannot unload last buffer")); ++ return FAIL; ++ } ++ ++ if (close_others) ++ { ++ /* Close any other windows on this buffer, then make it empty. */ ++ #ifdef FEAT_WINDOWS ++ close_windows(buf, TRUE); ++ #endif ++ } ++ ++ setpcmark(); ++ retval = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ++ forceit ? ECMD_FORCEIT : 0, curwin); ++ ++ /* ++ * do_ecmd() may create a new buffer, then we have to delete ++ * the old one. But do_ecmd() may have done that already, check ++ * if the buffer still exists. ++ */ ++ if (buf != curbuf && buf_valid(buf) && buf->b_nwindows == 0) ++ close_buffer(NULL, buf, action, FALSE); ++ if (!close_others) ++ need_fileinfo = FALSE; ++ return retval; ++ } + /* + * Implementation of the commands for the buffer list. + * +*************** +*** 1114,1120 **** + if (unload) + { + int forward; +- int retval; + + /* When unloading or deleting a buffer that's already unloaded and + * unlisted: fail silently. */ +--- 1158,1163 ---- +*************** +*** 1155,1184 **** + if (bp->b_p_bl && bp != buf) + break; + if (bp == NULL && buf == curbuf) +! { +! if (action == DOBUF_UNLOAD) +! { +! EMSG(_("E90: Cannot unload last buffer")); +! return FAIL; +! } +! +! /* Close any other windows on this buffer, then make it empty. */ +! #ifdef FEAT_WINDOWS +! close_windows(buf, TRUE); +! #endif +! setpcmark(); +! retval = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, +! forceit ? ECMD_FORCEIT : 0, curwin); +! +! /* +! * do_ecmd() may create a new buffer, then we have to delete +! * the old one. But do_ecmd() may have done that already, check +! * if the buffer still exists. +! */ +! if (buf != curbuf && buf_valid(buf) && buf->b_nwindows == 0) +! close_buffer(NULL, buf, action, FALSE); +! return retval; +! } + + #ifdef FEAT_WINDOWS + /* +--- 1198,1204 ---- + if (bp->b_p_bl && bp != buf) + break; + if (bp == NULL && buf == curbuf) +! return empty_curbuf(TRUE, forceit, action); + + #ifdef FEAT_WINDOWS + /* +*************** +*** 1212,1218 **** + + /* + * Deleting the current buffer: Need to find another buffer to go to. +! * There must be another, otherwise it would have been handled above. + * First use au_new_curbuf, if it is valid. + * Then prefer the buffer we most recently visited. + * Else try to find one that is loaded, after the current buffer, +--- 1232,1239 ---- + + /* + * Deleting the current buffer: Need to find another buffer to go to. +! * There should be another, otherwise it would have been handled +! * above. However, autocommands may have deleted all buffers. + * First use au_new_curbuf, if it is valid. + * Then prefer the buffer we most recently visited. + * Else try to find one that is loaded, after the current buffer, +*************** +*** 1311,1316 **** +--- 1332,1344 ---- + } + } + ++ if (buf == NULL) ++ { ++ /* Autocommands must have wiped out all other buffers. Only option ++ * now is to make the current buffer empty. */ ++ return empty_curbuf(FALSE, forceit, action); ++ } ++ + /* + * make buf current buffer + */ +*** ../vim-7.4.139/src/version.c 2014-01-10 15:53:09.000000000 +0100 +--- src/version.c 2014-01-10 16:36:03.000000000 +0100 +*************** +*** 740,741 **** +--- 740,743 ---- + { /* Add new patch number below this line */ ++ /**/ ++ 140, + /**/ + +-- +hundred-and-one symptoms of being an internet addict: +133. You communicate with people on other continents more than you + do with your own neighbors. + + /// 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 /// |