From af78a4cd2b73800af86db8d999d80b1ef0e9bd75 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Tue, 2 Mar 2004 23:11:58 +0000
Subject: Little tweaks and documentation.

---
 src/cmd/samterm/mesg.c  |  6 +-----
 src/cmd/samterm/mkfile  |  2 +-
 src/cmd/samterm/plan9.c | 34 +++++++++++-----------------------
 3 files changed, 13 insertions(+), 29 deletions(-)

(limited to 'src/cmd/samterm')

diff --git a/src/cmd/samterm/mesg.c b/src/cmd/samterm/mesg.c
index 0bffad3d..20528431 100644
--- a/src/cmd/samterm/mesg.c
+++ b/src/cmd/samterm/mesg.c
@@ -25,7 +25,7 @@ long	invlong(int);
 void	hsetdot(int, long, long);
 void	hmoveto(int, long);
 void	hsetsnarf(int);
-/* void	hplumb(int); */
+void	hplumb(int);
 void	clrlock(void);
 int	snarfswap(char*, int, char**);
 
@@ -296,11 +296,9 @@ inmesg(Hmesg type, int count)
 		threadexitsall(nil);
 		break;
 
-/*
 	case Hplumb:
 		hplumb(m);
 		break;
-*/
 	}
 }
 
@@ -668,7 +666,6 @@ hsetsnarf(int nc)
 	setcursor(mousectl, cursor);
 }
 
-/*
 void
 hplumb(int nc)
 {
@@ -687,7 +684,6 @@ hplumb(int nc)
 	}
 	free(s);
 }
-*/
 
 void
 hgrow(int m, long a, long new, int req)
diff --git a/src/cmd/samterm/mkfile b/src/cmd/samterm/mkfile
index 67997f39..facc78d2 100644
--- a/src/cmd/samterm/mkfile
+++ b/src/cmd/samterm/mkfile
@@ -23,6 +23,6 @@ HFILES=\
 
 CFLAGS=$CFLAGS -I../sam
 LDFLAGS=$LDFLAGS -L$X11/lib -lX11 -lm
-SHORTLIB=frame draw thread regexp9 bio 9
+SHORTLIB=frame draw plumb fs mux thread regexp9 bio 9
 
 <$PLAN9/src/mkone
diff --git a/src/cmd/samterm/plan9.c b/src/cmd/samterm/plan9.c
index 60ef5c0e..7c4ed39b 100644
--- a/src/cmd/samterm/plan9.c
+++ b/src/cmd/samterm/plan9.c
@@ -10,6 +10,7 @@
 #include <cursor.h>
 #include <keyboard.h>
 #include <frame.h>
+#include <plumb.h>
 #include "flayer.h"
 #include "samterm.h"
 
@@ -170,20 +171,15 @@ extstart(void)
 	atexit(removeextern);
 }
 
-#if 0
 int
-plumbformat(int i)
+plumbformat(Plumbmsg *m, int i)
 {
-	Plumbmsg *m;
 	char *addr, *data, *act;
 	int n;
 
 	data = (char*)plumbbuf[i].data;
-	m = plumbunpack(data, plumbbuf[i].n);
-	if(m == nil)
-		return 0;
 	n = m->ndata;
-	if(n == 0){
+	if(n == 0 || 2+n+2 >= READBUFSIZE){
 		plumbfree(m);
 		return 0;
 	}
@@ -219,8 +215,9 @@ void
 plumbproc(void *argv)
 {
 	Channel *c;
-	int i, n, which, *fdp;
+	int i, *fdp;
 	void **arg;
+	Plumbmsg *m;
 
 	arg = argv;
 	c = arg[0];
@@ -229,16 +226,14 @@ plumbproc(void *argv)
 	i = 0;
 	threadfdnoblock(*fdp);
 	for(;;){
-		i = 1-i;	/* toggle */
-		n = threadread(*fdp, plumbbuf[i].data, READBUFSIZE);
-		if(n <= 0){
+		m = threadplumbrecv(*fdp);
+		if(m == nil){
 			fprint(2, "samterm: plumb read error: %r\n");
 			threadexits("plumb");	/* not a fatal error */
 		}
-		plumbbuf[i].n = n;
-		if(plumbformat(i)){
-			which = i;
-			send(c, &which);
+		if(plumbformat(m, i)){
+			send(c, &i);
+			i = 1-i;	/* toggle */
 		}
 	}
 }
@@ -258,18 +253,11 @@ plumbstart(void)
 		close(fd);
 		return -1;
 	}
-	arg[0] =plumbc;
+	arg[0] = plumbc;
 	arg[1] = &fd;
 	threadcreate(plumbproc, arg, STACK);
 	return 1;
 }
-#endif
-
-int
-plumbstart(void)
-{
-	return -1;
-}
 
 void
 hostproc(void *arg)
-- 
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