Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!cs.utexas.edu!uunet!ncrlnk!ncrcce!mercer
From: mercer@ncrcce.StPaul.NCR.COM (Dan Mercer)
Newsgroups: comp.editors
Subject: Re: Silence, my child
Message-ID: <1805@ncrcce.StPaul.NCR.COM>
Date: 28 Dec 89 02:02:16 GMT
References: <1357@umigw.MIAMI.EDU> <118.filbo@gorn.santa-cruz.ca.us>
Reply-To: mercer@ncrcce.StPaul.NCR.COM (Dan Mercer)
Organization: NCR Comten, Inc.
Lines: 63
Keywords:

In article <118.filbo@gorn.santa-cruz.ca.us> filbo@gorn.santa-cruz.ca.us (Bela Lubkin) writes:
:In article <1357@umigw.MIAMI.EDU> David Lesher writes:
:>I want to silence vi. I know it wants to be friendly, and let me
:>know it loves attention by BEEPing every time I feed it an extra <ESC>
:>cookie, but I don't want it to. I just want it to munch them
:>silently. I presently filter them out in the terminal hardware,
:>but then I can't get other BEEPs from the system.
:
:This may or may not be specific to the versions of vi and termcap I've
:used (Xenix (Sys V.3) on PClones and BSD 4.2/4.3 on ISI machines), but
:these versions have a termcap capability for 'visual bell'.  vi uses the
:visual bell if it is available; few, if any, other programs seem to use
:it.  You can do as I have done, and actually specify a visual bell in
:your termcap; or specify a do-nothing sequence for it.  My visual bell
:sequence for a VT102 is "ESC [ ?5h ESC [ ?5l", or
:
:  :vb=\E[?5h\E,\E[?5l:
:
:in termcap-speak.  I don't know how to make an empty termcap capability,
:but a fair do-nothing sequence is "ESC [ C ^H" (cursor forward, cursor
:back),
:
:  :vb=\E[C^H:
:
:In the likely event that you're not using a VT[12]xx terminal, you'll
:have to roll your own.  Likewise if your system uses terminfo.
:
:BTW, here are the termcap entries I use; they perform significantly
:better for me than the default entries shipped with Xenix, ISI BSD, and
:SunOS 3.5, in both speed and reliability:
:
:HK|vt102H|HandShake|Amiga HandShake VT102 emulator:\
:  :li#24:co#80:cm=\E[%i%d;%dH:ho=\E[H:ll=\E[24H:up=\E[A:UP=\E[%dA:do=^J:\
:  :DO=\E[%dB:le=^H:LE=\E[%dD:nd=\E[C:RI=\E[%dC:sc=\E7:rc=\E8:ce=\E[K:cd=\E[J:\
:  :cl=\E[H\E[J:im=\E[4h:ei=\E[4l:mi:al=\E[L:AL=\E[%dL:dm=:ed=:dc=\E[P:\
:  :DC=\E[%dP:dl=\E[M:DL=\E[%dM:sf=\ED:sr=\EM:sb=\EM:cs=\E[%i%d;%dr:mb=\E[5m:\
:  :md=\E[1m:mr=\E[7m:so=\E[7m:se=\E[m:us=\E[4m:ue=\E[m:me=\E[m:ms:\
:  :vb=\E[?5h\E,\E[?5l:as=\E(0:ae=\E(1:ks=\E[?1h\E=:ke=\E[?1l\E>:vt#3:\
:  :is=^O\E[1;24r\E[24;1H:rf=/usr/lib/tabset/vt100:\
:  :rs=\E>\E[?3l\E[?4l\E[?5l\E[?7h\E[?8h:pt:bs:am:xn:xo:kb=^H:kd=\EOB:kl=\EOD:\
:  :kr=\EOC:ku=\EOA:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:
:HS|vt102Hs|HandShake-s|Amiga HandShake VT102 emulator w/sysline:\
:  :li#23:ll=\E[23H:cl=\E[23;80H\E[1J\E[H:hs:es:ts=\E7\E[24;%dH:fs=\E8:\
:  :ds=\E7\E[24H\E[2K\E8:is=^O\E[1;23r\E[23;1H:tc=HandShake:
:
:These have been tested successfully with Amiga HandShake 2.12a and MS-DOS
:ProComm Plus 1.1b; they >should< work with real live VT102's, but I
:won't make any claims.
:
:Bela Lubkin    * *    //  filbo@gorn.santa-cruz.ca.us  CI$: 73047,1112 (slow)
:     @       * *     //  belal@sco.com  ..ucbvax!ucscc!{gorn!filbo,sco!belal}
:R Pentomino    *   \X/  Filbo @ Pyrzqxgl +408-476-4633 and XBBS +408-476-4945

In terminfo,  the capname is flash.  You can set it up to just output
nulls
		flash=$<5>,



-- 

Dan Mercer
Reply-To: mercer@ncrcce.StPaul.NCR.COM (Dan Mercer)