nfsserver: claim more free space
 [rsc] --rw-rw-r-- M 940585 glenda sys 15772 Apr 16 08:59 sys/src/cmd/9nfs/nfsserver.c
	/n/sourcesdump/2006/0416/plan9/sys/src/cmd/9nfs/nfsserver.c:629,634 - 
	/n/sourcesdump/2006/0417/plan9/sys/src/cmd/9nfs/nfsserver.c:629,639
	  nfsstatfs(int n, Rpccall *cmd, Rpccall *reply)
	  {
	  	uchar *dataptr = reply->results;
	+ 	enum {
	+ 		Xfersize = 2048,
	+ 		Maxlong = (long)((1ULL<<31) - 1),
	+ 		Maxfreeblks = Maxlong / Xfersize,
	+ 	};
	  
	  	chat("statfs...");
	  	showauth(&cmd->cred);
	/n/sourcesdump/2006/0416/plan9/sys/src/cmd/9nfs/nfsserver.c:635,645 - 
	/n/sourcesdump/2006/0417/plan9/sys/src/cmd/9nfs/nfsserver.c:640,650
	  	if(n != FHSIZE)
	  		return garbage(reply, "bad count");
	  	PLONG(NFS_OK);
	- 	PLONG(4096);	/* tsize */
	- 	PLONG(2048);	/* bsize */
	- 	PLONG(100000);	/* blocks */
	- 	PLONG(50000);	/* bfree */
	- 	PLONG(40000);	/* bavail */
	+ 	PLONG(4096);		/* tsize (fs block size) */
	+ 	PLONG(Xfersize);	/* bsize (optimal transfer size) */
	+ 	PLONG(Maxfreeblks);	/* blocks in fs */
	+ 	PLONG(Maxfreeblks);	/* bfree to root*/
	+ 	PLONG(Maxfreeblks);	/* bavail (free to mortals) */
	  	chat("OK\n");
	  	/*conftime = 0;
	  	readunixidmaps(config);*/

win: handle malformed runes better
 [rsc] --rw-rw-r-- M 940585 glenda sys 2743 Apr 16 09:04 acme/bin/source/win/fs.c
	/n/sourcesdump/2006/0416/plan9/acme/bin/source/win/fs.c:46,52 - 
	/n/sourcesdump/2006/0417/plan9/acme/bin/source/win/fs.c:46,52
	  {
	  	static Event *e[4];
	  	Event *ep;
	- 	int i, j, nb, wid, pid;
	+ 	int i, j, ei, nb, wid, pid;
	  	Rune rune;
	  	char *s;
	  	char tmp[UTFmax], *t;
	/n/sourcesdump/2006/0416/plan9/acme/bin/source/win/fs.c:97,104 - 
	/n/sourcesdump/2006/0417/plan9/acme/bin/source/win/fs.c:97,105
	  		nb = j;
	  		t[j] = '\0';
	  	}
	+ 	ei = nb>8192? 8192 : nb;
	  	/* process bytes into runes, transferring terminal partial runes into next buffer */
	- 	for(i=j=0; i<nb && fullrune(ep->b+i, nb-i); i+=wid,j++)
	+ 	for(i=j=0; i<ei && fullrune(ep->b+i, ei-i); i+=wid,j++)
	  		wid = chartorune(&rune, ep->b+i);
	  	memmove(tmp, ep->b+i, nb-i);
	  	partial = nb-i;
 [rsc] --rw-rw-r-- M 940585 glenda sys 12432 Apr 16 09:04 acme/bin/source/win/main.c
	/n/sourcesdump/2006/0416/plan9/acme/bin/source/win/main.c:436,442 - 
	/n/sourcesdump/2006/0417/plan9/acme/bin/source/win/main.c:436,442
	  			sprint(tmp, "#%lud", hostpt);
	  			winsetaddr(w, tmp, 0);
	  			write(w->data, e->b, e->nb);
	- 			pendingS += utfnlen(e->b, e->nb);
	+ 			pendingS += e->nr;
	  			break;
	  	
	  		case 'E':	/* write to tag or body; body happens due to sendit */