More little bug fixes

src/cmd/mk/unix.c

@@ -23,12 +23,20 @@ readenv(void)
 	Word *w;
 
 	for(p = environ; *p; p++){
+/* rsc 5/5/2004 -- This misparses fn#cd={whatever} 
 		s = shname(*p);
 		if(*s == '=') {
 			*s = 0;
 			w = newword(s+1);
 		} else
 			w = newword("");
+*/
+		s = strchr(*p, '=');
+		if(s){
+			*s = 0;
+			w = newword(s+1);
+		} else
+			w = newword("");
 		if (symlook(*p, S_INTERNAL, 0))
 			continue;
 		s = strdup(*p);

src/cmd/mkfile

@@ -5,7 +5,7 @@ SHORTLIB=sec fs mux regexp9 thread bio 9
 
 <$PLAN9/src/mkmany
 
-BUGGERED='CVS|faces|factotum|mailfs|scat|upas|vac|venti|lex'
+BUGGERED='CVS|faces|factotum|mailfs|scat|upas|vac|venti|lex|vncv'
 DIRS=`ls -l |sed -n 's/^d.* //p' |egrep -v "^($BUGGERED)$"`
 
 <$PLAN9/src/mkdirs

src/cmd/rc/plan9ish.c

@@ -34,7 +34,6 @@ char Fdprefix[]="/dev/fd/";
 void execfinit(void);
 void execbind(void);
 void execmount(void);
-void execnewpgrp(void);
 builtin Builtin[]={
 	"cd",		execcd,
 	"whatis",	execwhatis,

src/lib9/9proc.h

@@ -18,3 +18,5 @@ struct Uproc
 
 extern Uproc *_p9uproc(int);
 extern void _p9uprocdie(void);
+extern void _clearuproc(void);
+

src/lib9/_p9proc.c

@@ -18,6 +18,19 @@ static Uproc *alluproc[PIDHASH];
 static int allupid[PIDHASH];
 static Lock uproclock;
 
+void
+_clearuproc(void)
+{
+	int i;
+
+	/* called right after fork - no locking needed */
+	for(i=0; i<PIDHASH; i++)
+		if(alluproc[i] != T && alluproc[i] != 0)
+			free(alluproc[i]);
+	memset(alluproc, 0, sizeof alluproc);
+	memset(allupid, 0, sizeof allupid);
+}
+		
 Uproc*
 _p9uproc(int inhandler)
 {

src/lib9/fork.c

@@ -9,6 +9,7 @@ p9fork(void)
 	int pid;
 
 	pid = fork();
+	_clearuproc();
 	_p9uproc(0);
 	return pid;
 }

src/libthread/exit.c

@@ -55,8 +55,9 @@ threadexitsall(char *exitstr)
 		_threaddebug(DBGSCHED, "threadexitsall kill %d", pid[i]);
 		if(pid[i]==0 || pid[i]==-1)
 			fprint(2, "bad pid in threadexitsall: %d\n", pid[i]);
-		else if(pid[i] != mypid)
+		else if(pid[i] != mypid){
 			kill(pid[i], SIGTERM);
+		}
 	}
 
 	/* leave */