On Friday, July 31, 2015 at 11:07:24 PM UTC+9, h_east wrote: > Hi itchyny, > > 2015-7-26(Sun) 20:46:05 UTC+9 itchyny: > > Vim warns E749 on switching to a buffer which used to be checked diff. > > > > How to reproduce. > > 1. vim -u NONE -N > > 2. :e test | diffthis > > 3. :vnew test2 | diffthis > > 4. :e test3 > > 5. :buffer # > > > > Error message > > E749: empty buffer > > > > What I expect > > Vim opens the test2 with no error message. > ...snip... > > Hope it fixed. Thanks. > > > I can reproduced. > > Places that are output E749 is four. In this case it is output in the > following locations. > > fileio.c (in function buf_write()) > 3167 if (buf->b_ml.ml_mfp == NULL) > 3168 { > 3169 /* This can happen during startup when there is a stray "w" in > the > 3170 * vimrc file. */ > 3171 EMSG(_(e_emptybuf)); > 3172 return FAIL; > 3173 } > > And It's backtrace at this time. > (gdb) bt > #0 buf_write (buf=0x1a961b0, fname=0x1a9d3c0 "/tmp/vCVByI3/4", sfname=0x0, > start=1, end=1, eap=0x0, append=0, forceit=0, reset_changed=0, > filtering=1) > at fileio.c:3171 > #1 0x0000000000414743 in diff_write (buf=0x1a961b0, > fname=0x1a9d3c0 "/tmp/vCVByI3/4") at diff.c:645 > #2 0x0000000000414b21 in ex_diffupdate (eap=0x0) at diff.c:809 > #3 0x00000000004160e3 in diff_check (wp=0x1a921b0, lnum=1) at diff.c:1520 > #4 0x000000000041463b in diff_redraw (dofold=1) at diff.c:618 > #5 0x0000000000413868 in diff_buf_add (buf=0x1a961b0) at diff.c:137 > #6 0x0000000000405d42 in enter_buffer (buf=0x1a961b0) at buffer.c:1542 > #7 0x0000000000405c7d in set_curbuf (buf=0x1a961b0, action=0) at > buffer.c:1507 > #8 0x0000000000405a16 in do_buffer (action=0, start=1, dir=1, count=2, > forceit=0) at buffer.c:1403 > #9 0x0000000000404bdb in goto_buffer (eap=0x7ffed7d77d30, start=1, dir=1, > count=2) at buffer.c:775 > #10 0x000000000046c2fa in ex_buffer (eap=0x7ffed7d77d30) at ex_docmd.c:5494 > #11 0x000000000046795c in do_one_cmd (cmdlinep=0x7ffed7d783c8, sourcing=0, > cstack=0x7ffed7d77f20, fgetline=0x47ce87 <getexline>, cookie=0x0) > at ex_docmd.c:2941 > #12 0x00000000004647b7 in do_cmdline (cmdline=0x0, > fgetline=0x47ce87 <getexline>, cookie=0x0, flags=0) at ex_docmd.c:1133 > #13 0x00000000004ec941 in nv_colon (cap=0x7ffed7d784f0) at normal.c:5405 > #14 0x00000000004e5d8c in normal_cmd (oap=0x7ffed7d785d0, toplevel=1) > > > The fileio.c:3169 comments do not know well to me.. ( ゚д゚) > However, I have taken measures so as not to come here when the 'diff'. > > Please check attached patch. > > -- > Best regards, > Hirohito Higashi (a.k.a h_east)
Thank you so much, h_east-san. I actually confirmed that your patch fixes the issue. Bram, what do you think of this bug and the patch of h_east? -- -- You received this message from the "vim_dev" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php --- You received this message because you are subscribed to the Google Groups "vim_dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to vim_dev+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.