From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Manoj Srivastava Newsgroups: gmane.emacs.devel Subject: Re: A crash in a gnus group with indic script in content and headers Date: Wed, 22 Oct 2008 23:52:57 -0500 Organization: The Golden Gryphon Message-ID: <87prlr9al2.fsf@anzu.internal.golden-gryphon.com> References: <87mygy607z.fsf@anzu.internal.golden-gryphon.com> <87y70izczb.fsf@anzu.internal.golden-gryphon.com> <87hc76ys92.fsf@anzu.internal.golden-gryphon.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1224738471 28631 80.91.229.12 (23 Oct 2008 05:07:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 23 Oct 2008 05:07:51 +0000 (UTC) Cc: emacs-devel@gnu.org To: Kenichi Handa Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Oct 23 07:08:51 2008 connect(): Connection refused Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1KssRE-0005aq-Bc for ged-emacs-devel@m.gmane.org; Thu, 23 Oct 2008 07:08:48 +0200 Original-Received: from localhost ([127.0.0.1]:54718 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KssQ8-0000BH-FU for ged-emacs-devel@m.gmane.org; Thu, 23 Oct 2008 01:07:40 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KssQ3-0000B2-R4 for emacs-devel@gnu.org; Thu, 23 Oct 2008 01:07:35 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KssQ2-0000Aq-AJ for emacs-devel@gnu.org; Thu, 23 Oct 2008 01:07:34 -0400 Original-Received: from [199.232.76.173] (port=55939 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KssQ2-0000An-3w for emacs-devel@gnu.org; Thu, 23 Oct 2008 01:07:34 -0400 Original-Received: from ladon.golden-gryphon.com ([67.18.8.194]:60210) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1KssQ1-0004LF-CT for emacs-devel@gnu.org; Thu, 23 Oct 2008 01:07:33 -0400 Original-Received: from anzu.internal.golden-gryphon.com (tiamat.golden-gryphon.com [204.117.95.118]) by ladon.golden-gryphon.com (8.14.3/8.14.3/Debian-5) with ESMTP id m9N4wZvD014771 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 22 Oct 2008 23:58:36 -0500 Original-Received: from anzu.internal.golden-gryphon.com.internal.golden-gryphon.com (localhost [127.0.0.1]) by anzu.internal.golden-gryphon.com (8.14.3/8.14.3/Debian-5) with ESMTP id m9N4qwS6026207; Wed, 22 Oct 2008 23:52:58 -0500 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux) (x86_64-unknown-linux-gnu) X-URL: http://www.golden-gryphon.com/ Mail-Copies-To: nobody X-Hashcash: 1:25:081023:emacs-devel@gnu.org::bgYi66vonVztrgr1:000000000000000000000000000000000000000001L2ZV X-Hashcash: 1:25:081023:handa@m17n.org::Q2aTRW+5rNBaGe49:002Vis+ X-Face: #q.#]5@vq!Jz+E0t_/; Y^gTjR\T^"B'fbeuVGiyKrvbfKJl!^e|e:iu(kJ6c|QYB57LP*|t &YlP~HF/=h:GA6o6W@I#deQL-%#.6]!z:6Cj0kd#4]>*D, |0djf'CVlXkI, >aV4\}?d_KEqsN{Nnt7 78"OsbQ["56/!nisvyB/uA5Q.{)gm6?q.j71ww.>b9b]-sG8zNt%KkIa>xWg&1VcjZk[hBQ>]j~`Wq Xl,y1a!(>6`UM{~'X[Y_,Bv+}=L\SS*mA8=s;!=O`ja|@PEzb&i0}Qp,`Z\:6:OmRi* In-Reply-To: (Kenichi Handa's message of "Thu, 23 Oct 2008 11:42:45 +0900") Face: iVBORw0KGgoAAAANSUhEUgAAACYAAAAwCAMAAABKbPgaAAAAM1BMVEUAAADIjH/0rp1KPz79 0b+ic2nlpJc2Ly2AY17VlYb4uqi2gHQXFBN2WVXgno5iT02Xa2Nx+jaIAAACVElEQVQ4jeWU23bj IAxFLUAggQX6/6+dI9LGTpo+9mlYiXNhc3TnOP50naZE0tqvgEk+soutnNfQ8yPTWMTENhNrjI+Y +N7POVt8tAzpn2vJlsmttbyfrdkP7hx5iezteGzsbOts7xT+tC1mcG+LtRP2X/16bEQExuyx1uZW vscrAWUT8aE0aDBeBuw8nS5u4WgWyDCllOZUBeyWgbWbGrBsTDpTx0qpphlcYPcgJLvBXFClPMg5 6WH2JidLIAaDF5aAed7uPTH4bjw0bZvfajp2tHc1F+cBm+Vr9YomGSwNhbmcczYEWUu5MBpYvCLV F+ZIKwQfYB+CBXnIRQFvIRhK6l96PemsFLEPFxi+MPxiTYH0Ave1InPsIYes3NJb42ytBSmmysyj lIQYHJm6Im1WbQ0kWMesKFRFPKTDzJ3GhWUn2KWKEkWlKthoACLm2eWJQQh2qKbAUgQxa+8TVjn1 aySm8656ookCfCc5TRzvnZ6YOu3NpHg+uR5YuRkNF/b5IHq5Y7Ve6c2+sR4hqIZ3+5DCt3ukh8Eo vFIXVJxqfMdbkd/BF3YaQkB/2RIUHPMS7RLVAHefrYzWZVQ/ei4peBsROFLi90ltQyvF5I05t4Zs L4C9DODJ2AZCUf8UitGjCIdfx15QQkfZibTOGT3edxns5fY6F2rstKcTwiiaJnQwvYkdzTlaTqNH IkSmGdLrON45tGsMNDoSYr4bxH5emHEFaoFjKBahHXFXfLx9cR9p6ejJXihuxPz57gWHZkWovbPl 9gsU8eImtBi++3D+f+sfT/Mg79fyEz8AAAAASUVORK5CYII= X-CRM114-Status: Good ( -27.14 ) X-CRM114-Score: -27.14 X-SA-Orig: -10.399, -27.14 X-Spam-Value: -894.99 X-SA-Rep: -16.9571818181818 ALL_TRUSTED,BAYES_00,HASHCASH_25 X-Grey: White X-Scanned-By: MIMEDefang version 2.64 (www . roaringpenguin . com / mimedefang) on 67.18.8.194 X-Scanned-By: MIMEDefang 2.64 on 127.0.1.1 X-detected-operating-system: by monty-python.gnu.org: Genre and OS details not recognized. X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:104892 Archived-At: On Wed, Oct 22 2008, Kenichi Handa wrote: > Ummm, I need information about the combination of font and > character that crashes Emacs. > > When you get a crash as this: > > Program received signal SIGSEGV, Segmentation fault. > [Switching to Thread 0x7f1c878fc770 (LWP 22242)] > 0x00000000006fbea6 in ftfont_otf_features (gsub_gpos=3D0x65c3680) at /usr= /local/git/emacs/src/ftfont.c:1365 > 1365 OTF_TAG_SYM (sym, gsub_gpos->FeatureList.Feature[l]= .FeatureTag); > (gdb) bt > #0 0x00000000006fbea6 in ftfont_otf_features (gsub_gpos=3D0x65c3680) at = /usr/local/git/emacs/src/ftfont.c:1365 > #1 0x00000000006fc169 in ftfont_otf_capability (font=3D0x2692710) at /us= r/local/git/emacs/src/ftfont.c:1395 > #2 0x00000000006878f3 in font_match_p (spec=3D24475892, font=3D40445716)= at /usr/local/git/emacs/src/font.c:2492 > > Please try these commands: > > (gdb) up 2 > (gdb) p font > (gdb) pr <- this prints the font name > (gdb) up 2 > (gdb) p/x c <- this prints the character code in hex. I think the font name is not in font, that seems to be an integer. I have left the gdb session running, in case you want me to try something else. Now, I have tried inserting the character a buffer in another session, and I am inserting that character in this message; =E0=A4=A6 --8<---------------cut here---------------start------------->8--- character: =E0=A4=A6 (2342, #o4446, #x926) preferred charset: unicode (Unicode (ISO10646)) code point: 0x0926 syntax: w which means: word category: i:Indian buffer code: #xE0 #xA4 #xA6 file code: #xE0 #xA4 #xA6 (encoded by coding system utf-8-emacs) display: composed to form "=E0=A4=A6" (see below) Composed using this font: xft:-unknown-gargi-normal-normal-normal-*-14-*-*-*-*-0-iso10646-1 by these glyphs: [0 0 2342 137 7 0 7 9 1 nil] Character code properties: customize what to show name: DEVANAGARI LETTER DA general-category: Lo (Letter, Other) There are text properties here: fontified t --8<---------------cut here---------------end--------------->8--- So I am reasonably sure the font is=20 xft:-unknown-gargi-normal-normal-normal-*-14-*-*-*-*-0-iso10646-1 On Debian GNU/Linux, this is found in the package: ttf-devanagari-fonts: /usr/share/fonts/truetype/ttf-devanagari-fonts/gargi.= ttf manoj Program received signal SIGSEGV, Segmentation fault. 0x00000000006fbdde in ftfont_otf_features (gsub_gpos=3D0x6607780) at /usr/local/git/emacs/src/ftfont.c:1=20 (gdb) p l $1 =3D 0 (gdb) p k $2 =3D 21329 (gdb) p gsub_gpos->FeatureList.FeatureCount $3 =3D 0 (gdb) p otf_langsys->FeatureCount $4 =3D 21330 (gdb) print font $5 =3D 38342148 (gdb) ptype font type =3D long int (gdb) p/x c=20 $8 =3D 0x926 #0 0x00000000006fbdde in ftfont_otf_features (gsub_gpos=3D0x6607780) at /u= sr/local/git/emacs/src/ftfont.c:1365 #1 0x00000000006fc0a1 in ftfont_otf_capability (font=3D0x2490e00) at /usr/= local/git/emacs/src/ftfont.c:1395 #2 0x00000000006879c3 in font_match_p (spec=3D26589316, font=3D38342148) a= t /usr/local/git/emacs/src/font.c:2492 #3 0x000000000050974c in reorder_font_vector (font_group=3D91671733, font= =3D0x2490e00) at /usr/local/git/emacs/src/fontset.c:420 #4 0x0000000000509cb8 in fontset_find_font (fontset=3D109061476, c=3D2342,= face=3D0x6a0abd0, id=3D-1, fallback=3D0) at /usr/local/git/emacs/src/fonts= et.c:535 #5 0x000000000050a04e in fontset_font (fontset=3D111193604, c=3D2342, face= =3D0x6a0abd0, id=3D-1) at /usr/local/git/emacs/src/fontset.c:678 #6 0x000000000050aa71 in font_for_char (face=3D0x6a0abd0, c=3D2342, pos=3D= 651, object=3D12340913) at /usr/local/git/emacs/src/fontset.c:984 #7 0x000000000068b995 in font_range (pos=3D652, limit=3D0x7fffced06308, w= =3D0x3363420, face=3D0x6a0abd0, string=3D12340913) at /usr/local/git/emacs/= src/font.c:3712 #8 0x00000000006eff14 in autocmp_chars (cft_element=3D31749221, charpos=3D= 651, bytepos=3D693, limit=3D3900, win=3D0x3363420, face=3D0x6a0abd0, string= =3D12340913) at /usr/local/git/emacs/src/composite.c:948 #9 0x00000000006f0d9c in composition_reseat_it (cmp_it=3D0x7fffced07400, c= harpos=3D651, bytepos=3D693, endpos=3D3900, w=3D0x3363420, face=3D0x6a0abd0= , string=3D12340913) at /usr/local/git/emacs/src/composite.c:1112 #10 0x000000000043e499 in next_element_from_buffer (it=3D0x7fffced06e80) at= /usr/local/git/emacs/src/xdisp.c:6496 #11 0x000000000043bbf0 in get_next_display_element (it=3D0x7fffced06e80) at= /usr/local/git/emacs/src/xdisp.c:5655 #12 0x0000000000458388 in display_line (it=3D0x7fffced06e80) at /usr/local/= git/emacs/src/xdisp.c:16578 #13 0x000000000045098a in try_window (window=3D53883940, pos=3D{charpos =3D= 1, bytepos =3D 1}, check_margins=3D0) at /usr/local/git/emacs/src/xdisp.c:= 14042 #14 0x000000000044ee00 in redisplay_window (window=3D53883940, just_this_on= e_p=3D0) at /usr/local/git/emacs/src/xdisp.c:13499 #15 0x000000000044ae11 in redisplay_window_0 (window=3D53883940) at /usr/lo= cal/git/emacs/src/xdisp.c:12255 #16 0x000000000066dfcd in internal_condition_case_1 (bfun=3D0x44add5 , arg=3D53883940, handlers=3D12699573, hfun=3D0x44adaa ) at /usr/local/git/emacs/src/eval.c:1559 #17 0x000000000044ad8b in redisplay_windows (window=3D53883940) at /usr/loc= al/git/emacs/src/xdisp.c:12234 #18 0x000000000044ad5c in redisplay_windows (window=3D53844324) at /usr/loc= al/git/emacs/src/xdisp.c:12228 #19 0x0000000000449f3e in redisplay_internal (preserve_echo_area=3D0) at /u= sr/local/git/emacs/src/xdisp.c:11810 #20 0x0000000000447d40 in redisplay () at /usr/local/git/emacs/src/xdisp.c:= 11016 #21 0x00000000005d089c in read_char (commandflag=3D1, nmaps=3D4, maps=3D0x7= fffced09200, prev_event=3D12340913, used_mouse_menu=3D0x7fffced09534, end_t= ime=3D0x0) at /usr/local/git/emacs/src/keyboard.c:2649 #22 0x00000000005dd724 in read_key_sequence (keybuf=3D0x7fffced098a0, bufsi= ze=3D30, prompt=3D12340913, dont_downcase_last=3D0, can_return_switch_frame= =3D1, fix_current_buffer=3D1) at /usr/local/git/emacs/src/keyboard.c:9343 #23 0x00000000005cd6d5 in command_loop_1 () at /usr/local/git/emacs/src/key= board.c:1621 #24 0x000000000066de31 in internal_condition_case (bfun=3D0x5cd33b , handlers=3D12428177, hfun=3D0x5ccca3 ) at /usr/local/g= it/emacs/src/eval.c:1511 #25 0x00000000005cd05a in command_loop_2 () at /usr/local/git/emacs/src/key= board.c:1338 #26 0x000000000066d7e3 in internal_catch (tag=3D12409473, func=3D0x5cd040 <= command_loop_2>, arg=3D12340913) at /usr/local/git/emacs/src/eval.c:1247 #27 0x00000000005cd01a in command_loop () at /usr/local/git/emacs/src/keybo= ard.c:1317 #28 0x00000000005cc7e9 in recursive_edit_1 () at /usr/local/git/emacs/src/k= eyboard.c:942 #29 0x00000000005cc98c in Frecursive_edit () at /usr/local/git/emacs/src/ke= yboard.c:1004 #30 0x00000000005caf14 in main (argc=3D1, argv=3D0x7fffced0a1c8) at /usr/lo= cal/git/emacs/src/emacs.c:1723 --=20 jogger, n.: An odd sort of person with a thing for pain. Manoj Srivastava =20=20 1024D/BF24424C print 4966 F272 D093 B493 410B 924B 21BA DABB BF24 424C