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Re: Invisible colons in Emacs Info.


From: Robert J. Chassell
Subject: Re: Invisible colons in Emacs Info.
Date: Sat, 5 Jul 2003 14:28:59 -0400 (EDT)

Luc Teirlinck <address@hidden> wrote:

    ... Info rather easily seems to go into infinite loops, with C-g
    being of no help. ...

    Example:

    emacs-21.3.50 -q --eval "(blink-cursor-mode 0)" &

I can confirm this using

    Today's CVS snapshot, Sat, 2003 Jul  5  18:18 UTC
    GNU Emacs 21.3.50.117 (i686-pc-linux-gnu, X toolkit)

Here is a backtrace:


(gdb) bt
#0  0x081186be in re_match_2_internal (bufp=0x82aec9c, string1=0x0, size1=0, 
    string2=0x40411582 "File: info,  Node: Top,  Next: Getting Started,  Up: 
(dir)\n\nInfo: An Introduction\n", '*' <repeats 21 times>, "\n\nThe GNU Project 
distributes most of its on-line manuals in the \"Info\nformat\", which you read 
us"..., size2=857, pos=586, regs=0x81c3fa4, stop=234) at regex.c:5559
#1  0x08116864 in re_search_2 (bufp=0x82aec9c, 
    str1=0x40411582 "File: info,  Node: Top,  Next: Getting Started,  Up: 
(dir)\n\nInfo: An Introduction\n", '*' <repeats 21 times>, "\n\nThe GNU Project 
distributes most of its on-line manuals in the \"Info\nformat\", which you read 
us"..., size1=857, str2=0x40420ce2 "", size2=0, startpos=586, range=271, 
    regs=0x81c3fa4, stop=857) at regex.c:4262
#2  0x0810d7b3 in search_buffer (string=-58471, pos=1987, pos_byte=584, 
    lim=2260, lim_byte=2260, n=1, RE=1, trt=1212420280, 
    inverse_trt=1212441200, posix=0) at search.c:1103
#3  0x0810d0ad in search_command (string=946626620, bound=405492404, 
    noerror=405492452, count=140045003, direction=1, RE=1, posix=0)
    at search.c:904
#4  0x0810f3a1 in Fre_search_forward (regexp=946626620, bound=405492404, 
    noerror=405492452, count=405492404) at search.c:2125
#5  0x08131556 in Ffuncall (nargs=4, args=0xbfffeba0) at eval.c:2724
#6  0x08158e91 in Fbyte_code (bytestr=-1073746928, vector=3, 
    maxdepth=-1073746928) at bytecode.c:710
#7  0x08131864 in funcall_lambda (fun=1213612088, nargs=0, 
    arg_vector=0xbfffed34) at eval.c:2911
#8  0x0813142f in Ffuncall (nargs=1, args=0xbfffed30) at eval.c:2781
#9  0x08158e91 in Fbyte_code (bytestr=408418124, vector=0, 
    maxdepth=-1073746640) at bytecode.c:710
#10 0x08131864 in funcall_lambda (fun=1213280688, nargs=0, 
    arg_vector=0xbfffee54) at eval.c:2911
#11 0x0813142f in Ffuncall (nargs=1, args=0xbfffee50) at eval.c:2781
#12 0x08158e91 in Fbyte_code (bytestr=407516436, vector=0, 
    maxdepth=-1073746352) at bytecode.c:710
#13 0x08131864 in funcall_lambda (fun=1212903736, nargs=3, 
    arg_vector=0xbfffef74) at eval.c:2911
#14 0x0813142f in Ffuncall (nargs=4, args=0xbfffef70) at eval.c:2781
#15 0x08158e91 in Fbyte_code (bytestr=407516460, vector=3, 
    maxdepth=-1073746064) at bytecode.c:710
#16 0x08131864 in funcall_lambda (fun=1212256064, nargs=2, 
    arg_vector=0xbffff094) at eval.c:2911
#17 0x0813142f in Ffuncall (nargs=3, args=0xbffff090) at eval.c:2781
#18 0x08158e91 in Fbyte_code (bytestr=407516436, vector=2, 
    maxdepth=-1073745776) at bytecode.c:710
#19 0x08131864 in funcall_lambda (fun=1212933496, nargs=2, 
    arg_vector=0xbffff1b4) at eval.c:2911
#20 0x0813142f in Ffuncall (nargs=3, args=0xbffff1b0) at eval.c:2781
#21 0x08158e91 in Fbyte_code (bytestr=408321860, vector=2, 
    maxdepth=-1073745488) at bytecode.c:710
#22 0x08131864 in funcall_lambda (fun=1212876272, nargs=2, 
    arg_vector=0xbffff2c4) at eval.c:2911
#23 0x0813142f in Ffuncall (nargs=3, args=0xbffff2c0) at eval.c:2781
#24 0x08130e5d in Fapply (nargs=2, args=0xbffff340) at eval.c:2231
#25 0x08131225 in apply1 (fn=408211020, arg=1483482500) at eval.c:2487
#26 0x0812df34 in Fcall_interactively (function=408211020, 
    record_flag=405492404, keys=1210874048) at callint.c:399
#27 0x080e2976 in Fcommand_execute (cmd=408211020, record_flag=405492404, 
    keys=405492404, special=405492404) at keyboard.c:9724
#28 0x080d7fb3 in command_loop_1 () at keyboard.c:1755
#29 0x0812fa6a in internal_condition_case (bfun=0x80d7c5c <command_loop_1>, 
    handlers=405604540, hfun=0x80d7850 <cmd_error>) at eval.c:1333
#30 0x080d7b32 in command_loop_2 () at keyboard.c:1292
#31 0x0812f609 in internal_catch (tag=86, func=0x80d7b14 <command_loop_2>, 
    arg=405492404) at eval.c:1094
#32 0x080d7ae8 in command_loop () at keyboard.c:1271
#33 0x080d762c in recursive_edit_1 () at keyboard.c:987
#34 0x080d773c in Frecursive_edit () at keyboard.c:1043
#35 0x080d609d in main (argc=4, argv=0xbffffae4) at emacs.c:1666




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