removed getcallerpc dependency, we have no threads, thus no locking needed

lib9/Makefile

@@ -19,6 +19,12 @@ TARG=lib9
 # following objects are not compiled for several reasons
 #	crypt.o
 #	netcrypt.o
+#	getcallerpc-$(OBJTYPE).o
+#	convD2M.o
+#	convM2D.o
+#	convM2S.o
+#	convS2M.o
+
 OFILES=\
 	fmt/dofmt.o\
 	fmt/fltfmt.o\
@@ -112,10 +118,6 @@ OFILES=\
 	cistrncmp.o\
 	cistrstr.o\
 	cleanname.o\
-	convD2M.o\
-	convM2D.o\
-	convM2S.o\
-	convS2M.o\
 	create.o\
 	ctime.o\
 	date.o\
@@ -133,7 +135,6 @@ OFILES=\
 	execl.o\
 	fcallfmt.o\
 	get9root.o\
-	getcallerpc-$(OBJTYPE).o\
 	getenv.o\
 	getfields.o\
 	getnetconn.o\

lib9/libc.h

@@ -375,7 +375,7 @@ extern	int	encodefmt(Fmt*);
 extern	int	dirmodefmt(Fmt*);
 extern	void	exits(char*);
 extern	double	frexp(double, int*);
-extern	ulong	getcallerpc(void*);
+/*extern	ulong	getcallerpc(void*);*/
 extern	char*	p9getenv(char*);
 extern	int	p9putenv(char*, char*);
 extern	int	getfields(char*, char**, int, int, char*);

lib9/qlock.c

@@ -21,15 +21,18 @@ void	(*_wunlock)(RWLock*, ulong);
 void
 lock(Lock *l)
 {
+	/*
 	if(_lock)
 		(*_lock)(l, 1, getcallerpc(&l));
 	else
 		l->held = 1;
+		*/
 }
 
 int
 canlock(Lock *l)
 {
+	/*
 	if(_lock)
 		return (*_lock)(l, 0, getcallerpc(&l));
 	else{
@@ -38,29 +41,36 @@ canlock(Lock *l)
 		l->held = 1;
 		return 1;
 	}
+	*/
+	return 1;
 }
 
 void
 unlock(Lock *l)
 {
+	/*
 	if(_unlock)
 		(*_unlock)(l, getcallerpc(&l));
 	else
 		l->held = 0;
+		*/
 }
 
 void
 qlock(QLock *l)
 {
+	/*
 	if(_qlock)
 		(*_qlock)(l, 1, getcallerpc(&l));
 	else
 		l->l.held = 1;
+		*/
 }
 
 int
 canqlock(QLock *l)
 {
+	/*
 	if(_qlock)
 		return (*_qlock)(l, 0, getcallerpc(&l));
 	else{
@@ -69,29 +79,36 @@ canqlock(QLock *l)
 		l->l.held = 1;
 		return 1;
 	}
+	*/
+	return 1;
 }
 
 void
 qunlock(QLock *l)
 {
+	/*
 	if(_qunlock)
 		(*_qunlock)(l, getcallerpc(&l));
 	else
 		l->l.held = 0;
+		*/
 }
 
 void
 rlock(RWLock *l)
 {
+	/*
 	if(_rlock)
 		(*_rlock)(l, 1, getcallerpc(&l));
 	else
 		l->readers++;
+		*/
 }
 
 int
 canrlock(RWLock *l)
 {
+	/*
 	if(_rlock)
 		return (*_rlock)(l, 0, getcallerpc(&l));
 	else{
@@ -100,29 +117,36 @@ canrlock(RWLock *l)
 		l->readers++;
 		return 1;
 	}
+	*/
+	return 1;
 }
 
 void
 runlock(RWLock *l)
 {
+	/*
 	if(_runlock)
 		(*_runlock)(l, getcallerpc(&l));
 	else
 		l->readers--;
+		*/
 }
 
 void
 wlock(RWLock *l)
 {
+	/*
 	if(_wlock)
 		(*_wlock)(l, 1, getcallerpc(&l));
 	else
 		l->writer = (void*)1;
+		*/
 }
 
 int
 canwlock(RWLock *l)
 {
+	/*
 	if(_wlock)
 		return (*_wlock)(l, 0, getcallerpc(&l));
 	else{
@@ -131,36 +155,46 @@ canwlock(RWLock *l)
 		l->writer = (void*)1;
 		return 1;
 	}
+	*/
+	return 1;
 }
 
 void
 wunlock(RWLock *l)
 {
+	/*
 	if(_wunlock)
 		(*_wunlock)(l, getcallerpc(&l));
 	else
 		l->writer = nil;
+		*/
 }
 
 void
 rsleep(Rendez *r)
 {
+	/*
 	if(_rsleep)
 		(*_rsleep)(r, getcallerpc(&r));
+		*/
 }
 
 int
 rwakeup(Rendez *r)
 {
+	/*
 	if(_rwakeup)
 		return (*_rwakeup)(r, 0, getcallerpc(&r));
+		*/
 	return 0;
 }
 
 int
 rwakeupall(Rendez *r)
 {
+	/*
 	if(_rwakeup)
 		return (*_rwakeup)(r, 1, getcallerpc(&r));
+		*/
 	return 0;
 }