From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Sat, 23 Jul 2011 05:14:07 -0400
To: 9fans@9fans.net
Message-ID: <c34e8629fc3959913ce031aa661925df@ladd.quanstro.net>
In-Reply-To: <20110722194224.33472B827@mail.bitblocks.com>
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	<20110722130310.GO1803@fangle.proxima.alt.za>
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	<20110722171320.50A9CB827@mail.bitblocks.com>
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	<20110722183802.60C66B827@mail.bitblocks.com>
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Subject: Re: [9fans] Plan 9 Go (Was: GNU/Linux/Plan 9 disto)
Topicbox-Message-UUID: 05b3cd58-ead7-11e9-9d60-3106f5b1d025

in double-checking this patch, i found that // comments are
already used in cc.y.  the difference in output between the
old yacc and the new version is amusing.  yacc doesn't see
the comment and translates $n in the comments.

- erik

----
in cpyact() replace case '/' with

	case '/':
		/* look for comments; sync with skipcom() */

		Bputrune(faction, c);
		c = Bgetrune(finput);
		switch(c){
		default:
			goto lcopy;
		case '/':
			Bputrune(faction, c);
			while((c = Bgetrune(finput)) != Beof){
				Bputrune(faction, c);
				if(c == '\n'){
					lineno++;
					goto loop;
				}
			}
			break;

		case '*':
			Bputrune(faction, c);
			match = 0;
			while((c = Bgetrune(finput)) != Beof){
				Bputrune(faction, c);
				if(c == '\n')
					lineno++;
				if(match && c == '/')
					goto loop;
				match = c == '*';
			}
			break;
		case Beof:
			break;
		}
		error("EOF inside comment");