Clean up -Wunused warnings.

Reviewed by:		bde

14 files changed, 26 insertions, 40 deletions

diff --git a/sys/kern/imgact_elf.c b/sys/kern/imgact_elf.c
index 7d4b5e6..607483f2 100644
--- a/sys/kern/imgact_elf.c
+++ b/sys/kern/imgact_elf.c
@@ -26,7 +26,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- *	$Id: imgact_elf.c,v 1.4 1996/03/12 06:20:10 peter Exp $
+ *	$Id: imgact_elf.c,v 1.5 1996/05/01 02:42:43 bde Exp $
  */
 
 #include <sys/param.h>
@@ -139,7 +139,7 @@ static int
 map_pages(struct vnode *vp, vm_offset_t offset, 
 	     vm_offset_t *buf, vm_size_t size)
 {
-	int error, aresid;
+	int error;
 	vm_offset_t kern_buf;
 	vm_size_t pageoff;
 	
@@ -170,7 +170,6 @@ map_pages(struct vnode *vp, vm_offset_t offset,
 static void
 unmap_pages(struct vnode *vp, vm_offset_t buf, vm_size_t size)
 {
-	int error, aresid;
 	vm_size_t pageoff;
 	
 	pageoff = (buf & PAGE_MASK);
diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c
index 96ea474..a9b9b03 100644
--- a/sys/kern/kern_descrip.c
+++ b/sys/kern/kern_descrip.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)kern_descrip.c	8.6 (Berkeley) 4/19/94
- * $Id: kern_descrip.c,v 1.27 1996/03/11 02:17:30 hsu Exp $
+ * $Id: kern_descrip.c,v 1.28 1996/03/27 19:19:58 bde Exp $
  */
 
 #include <sys/param.h>
@@ -682,8 +682,6 @@ void
 ffree(fp)
 	register struct file *fp;
 {
-	register struct file *fq;
-
 	LIST_REMOVE(fp, f_list);
 	crfree(fp->f_cred);
 #ifdef DIAGNOSTIC
diff --git a/sys/kern/kern_exit.c b/sys/kern/kern_exit.c
index ad7b4db..65ddfa5 100644
--- a/sys/kern/kern_exit.c
+++ b/sys/kern/kern_exit.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)kern_exit.c	8.7 (Berkeley) 2/12/94
- * $Id: kern_exit.c,v 1.31 1996/04/07 17:38:56 bde Exp $
+ * $Id: kern_exit.c,v 1.32 1996/04/11 20:56:29 bde Exp $
  */
 
 #include "opt_ktrace.h"
@@ -108,7 +108,6 @@ exit1(p, rv)
 	int rv;
 {
 	register struct proc *q, *nq;
-	register struct proc **pp;
 	register struct vmspace *vm;
 
 	if (p->p_pid == 1) {
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c
index 2ea502e..0e145a2 100644
--- a/sys/kern/kern_fork.c
+++ b/sys/kern/kern_fork.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)kern_fork.c	8.6 (Berkeley) 4/8/94
- * $Id: kern_fork.c,v 1.20 1996/04/17 17:04:55 smpatel Exp $
+ * $Id: kern_fork.c,v 1.21 1996/05/02 11:38:05 peter Exp $
  */
 
 #include "opt_ktrace.h"
@@ -112,7 +112,6 @@ fork1(p1, flags, retval)
 	register struct proc *p2, *pptr;
 	register uid_t uid;
 	struct proc *newproc;
-	struct proc **hash;
 	int count;
 	static int nextpid, pidchecked = 0;
 
diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c
index bbcaa7b..cd02f3e 100644
--- a/sys/kern/kern_proc.c
+++ b/sys/kern/kern_proc.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)kern_proc.c	8.7 (Berkeley) 2/14/95
- * $Id: kern_proc.c,v 1.18 1996/05/30 01:21:49 davidg Exp $
+ * $Id: kern_proc.c,v 1.19 1996/06/06 17:19:21 phk Exp $
  */
 
 #include <sys/param.h>
@@ -77,7 +77,7 @@ LIST_HEAD(uihashhead, uidinfo) *uihashtbl;
 static u_long uihash;		/* size of hash table - 1 */
 
 static void	orphanpg __P((struct pgrp *pg));
-static void	pgrpdump __P((void));
+static void	DDB_pgrpdump __P((void));
 
 /*
  * Other process lists
@@ -366,7 +366,7 @@ orphanpg(pg)
 
 #ifdef DEBUG
 static void
-pgrpdump()
+DDB_pgrpdump()
 {
 	register struct pgrp *pgrp;
 	register struct proc *p;
diff --git a/sys/kern/kern_random.c b/sys/kern/kern_random.c
index f2f51a9..8944a9d 100644
--- a/sys/kern/kern_random.c
+++ b/sys/kern/kern_random.c
@@ -1,7 +1,7 @@
 /*
  * random_machdep.c -- A strong random number generator
  *
- * $Id: random_machdep.c,v 1.6 1996/04/07 18:16:26 bde Exp $
+ * $Id: random_machdep.c,v 1.7 1996/06/08 08:18:00 bde Exp $
  *
  * Version 0.95, last modified 18-Oct-95
  * 
@@ -98,7 +98,9 @@ static u_int32_t random_pool[POOLWORDS];
 static struct timer_rand_state keyboard_timer_state;
 static struct timer_rand_state extract_timer_state;
 static struct timer_rand_state irq_timer_state[ICU_LEN];
+#ifdef notyet
 static struct timer_rand_state blkdev_timer_state[MAX_BLKDEV];
+#endif
 static struct wait_queue *random_wait;
 
 inthand2_t *sec_intr_handler[ICU_LEN];
diff --git a/sys/kern/subr_diskslice.c b/sys/kern/subr_diskslice.c
index 16af2b6..4b95b07 100644
--- a/sys/kern/subr_diskslice.c
+++ b/sys/kern/subr_diskslice.c
@@ -43,7 +43,7 @@
  *	from: wd.c,v 1.55 1994/10/22 01:57:12 phk Exp $
  *	from: @(#)ufs_disksubr.c	7.16 (Berkeley) 5/4/91
  *	from: ufs_disksubr.c,v 1.8 1994/06/07 01:21:39 phk Exp $
- *	$Id: subr_diskslice.c,v 1.24 1996/04/07 14:32:14 bde Exp $
+ *	$Id: subr_diskslice.c,v 1.25 1996/04/19 19:22:29 bde Exp $
  */
 
 #include <sys/param.h>
@@ -776,7 +776,6 @@ free_ds_label(ssp, slice)
 	int	slice;
 {
 	struct disklabel *lp;
-	int	part;
 	struct diskslice *sp;
 
 	sp = &ssp->dss_slices[slice];
diff --git a/sys/kern/subr_trap.c b/sys/kern/subr_trap.c
index b81cfc1..7cf89d1 100644
--- a/sys/kern/subr_trap.c
+++ b/sys/kern/subr_trap.c
@@ -35,7 +35,7 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)trap.c	7.4 (Berkeley) 5/13/91
- *	$Id: trap.c,v 1.75 1996/03/28 05:40:57 dyson Exp $
+ *	$Id: trap.c,v 1.76 1996/05/18 03:36:19 dyson Exp $
  */
 
 /*
@@ -606,9 +606,6 @@ trap_pfault(frame, usermode)
 		ftype = VM_PROT_READ;
 
 	if (map != kernel_map) {
-		vm_offset_t v;
-		vm_page_t mpte;
-
 		/*
 		 * Keep swapout from messing with us during this
 		 *	critical time.
diff --git a/sys/kern/sys_pipe.c b/sys/kern/sys_pipe.c
index d4b168d..0df5269 100644
--- a/sys/kern/sys_pipe.c
+++ b/sys/kern/sys_pipe.c
@@ -16,7 +16,7 @@
  * 4. Modifications may be freely made to this file if the above conditions
  *    are met.
  *
- * $Id: sys_pipe.c,v 1.14 1996/03/17 04:52:10 dyson Exp $
+ * $Id: sys_pipe.c,v 1.15 1996/03/25 01:48:28 dyson Exp $
  */
 
 #ifndef OLD_PIPE
@@ -125,7 +125,6 @@ static struct fileops pipeops =
 int amountpipekva;
 
 static void pipeclose __P((struct pipe *cpipe));
-static void pipebufferinit __P((struct pipe *cpipe));
 static void pipeinit __P((struct pipe *cpipe));
 static __inline int pipelock __P((struct pipe *cpipe, int catch));
 static __inline void pipeunlock __P((struct pipe *cpipe));
@@ -135,7 +134,6 @@ static int pipe_build_write_buffer __P((struct pipe *wpipe, struct uio *uio));
 static void pipe_destroy_write_buffer __P((struct pipe *wpipe));
 static int pipe_direct_write __P((struct pipe *wpipe, struct uio *uio));
 static void pipe_clone_write_buffer __P((struct pipe *wpipe));
-static void pipe_mark_pages_clean __P((struct pipe *cpipe));
 #endif
 static int pipewrite __P((struct pipe *wpipe, struct uio *uio, int nbio));
 static void pipespace __P((struct pipe *cpipe));
@@ -1004,8 +1002,8 @@ pipe_close(fp, p)
 	struct file *fp;
 	struct proc *p;
 {
-	int error = 0;
 	struct pipe *cpipe = (struct pipe *)fp->f_data;
+
 	pipeclose(cpipe);
 	fp->f_data = NULL;
 	return 0;
diff --git a/sys/kern/sysv_sem.c b/sys/kern/sysv_sem.c
index 8c76e90..436ca84 100644
--- a/sys/kern/sysv_sem.c
+++ b/sys/kern/sysv_sem.c
@@ -1,4 +1,4 @@
-/*	$Id: sysv_sem.c,v 1.14 1995/12/28 01:31:38 jkh Exp $ */
+/*	$Id: sysv_sem.c,v 1.15 1996/01/05 16:38:01 wollman Exp $ */
 
 /*
  * Implementation of SVID semaphores
@@ -47,7 +47,6 @@ static sy_call_t *semcalls[] = {
 static int	semtot = 0;
 struct semid_ds *sema;		/* semaphore id pool */
 struct sem *sem;		/* semaphore pool */
-static struct map *semmap;		/* semaphore allocation map */
 static struct sem_undo *semu_list; 	/* list of active undo structures */
 int	*semu;			/* undo structure pool */
 
diff --git a/sys/kern/tty.c b/sys/kern/tty.c
index 7815b6d..3f5f894 100644
--- a/sys/kern/tty.c
+++ b/sys/kern/tty.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)tty.c	8.8 (Berkeley) 1/21/94
- * $Id: tty.c,v 1.80 1996/03/11 06:05:03 hsu Exp $
+ * $Id: tty.c,v 1.81 1996/05/02 14:20:27 phk Exp $
  */
 
 /*-
@@ -1151,7 +1151,9 @@ ttyflush(tp, rw)
 	register int s;
 
 	s = spltty();
+#if 0
 again:
+#endif
 	if (rw & FWRITE)
 		CLR(tp->t_state, TS_TTSTOP);
 #ifdef sun4c						/* XXX */
diff --git a/sys/kern/tty_pty.c b/sys/kern/tty_pty.c
index 2918d3d..36bcc5d 100644
--- a/sys/kern/tty_pty.c
+++ b/sys/kern/tty_pty.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)tty_pty.c	8.4 (Berkeley) 2/20/95
- * $Id: tty_pty.c,v 1.37 1996/03/11 02:24:39 hsu Exp $
+ * $Id: tty_pty.c,v 1.38 1996/04/11 18:43:37 bde Exp $
  */
 
 /*
@@ -56,7 +56,9 @@
 #include <sys/devfsext.h>
 #endif /*DEVFS*/
 
+#ifdef notyet
 static void ptyattach __P((int n));
+#endif
 static void ptsstart __P((struct tty *tp));
 static void ptcwakeup __P((struct tty *tp, int flag));
 
@@ -71,7 +73,6 @@ static	d_open_t	ptcopen;
 static	d_close_t	ptcclose;
 static	d_read_t	ptcread;
 static	d_write_t	ptcwrite;
-static	d_ioctl_t	ptcioctl;
 static	d_select_t	ptcselect;
 
 #define CDEV_MAJOR_S 5
@@ -113,6 +114,7 @@ static int	npty = NPTY;		/* for pstat -t */
 #define	PF_NOSTOP	0x40
 #define PF_UCNTL	0x80		/* user control mode */
 
+#ifdef notyet
 /*
  * Establish n (or default if n is 1) ptys in the system.
  *
@@ -122,7 +124,6 @@ static void
 ptyattach(n)
 	int n;
 {
-#ifdef notyet
 	char *mem;
 	register u_long ntb;
 #define	DEFAULT_NPTY	32
@@ -137,8 +138,8 @@ ptyattach(n)
 	mem = (char *)ALIGN(mem + ntb);
 	pt_ioctl = (struct pt_ioctl *)mem;
 	npty = n;
-#endif
 }
+#endif
 
 /*ARGSUSED*/
 static	int
@@ -789,7 +790,6 @@ ptc_drvinit(void *unused)
 {
 #ifdef DEVFS
 	int i,j,k;
-	char name[16];
 #endif
 	dev_t dev;
 
@@ -806,8 +806,6 @@ ptc_drvinit(void *unused)
 #define NPTY MAXUNITS
 #endif
 		for ( i = 0 ; i<NPTY ; i++ ) {
-			void *x;
-
 			j = i / 32;
 			k = i % 32;
 			devfs_token_pts[i] = 
@@ -824,5 +822,3 @@ ptc_drvinit(void *unused)
 }
 
 SYSINIT(ptcdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR_C,ptc_drvinit,NULL)
-
-
diff --git a/sys/kern/uipc_sockbuf.c b/sys/kern/uipc_sockbuf.c
index a09ed21..b3bdc44 100644
--- a/sys/kern/uipc_sockbuf.c
+++ b/sys/kern/uipc_sockbuf.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)uipc_socket2.c	8.1 (Berkeley) 6/10/93
- * $Id: uipc_socket2.c,v 1.8 1996/01/05 21:41:54 wollman Exp $
+ * $Id: uipc_socket2.c,v 1.9 1996/03/11 15:37:32 davidg Exp $
  */
 
 #include <sys/param.h>
@@ -162,7 +162,6 @@ sonewconn1(head, connstatus)
 	int connstatus;
 {
 	register struct socket *so;
-	int soqueue = connstatus ? 1 : 0;
 
 	if (head->so_qlen > 3 * head->so_qlimit / 2)
 		return ((struct socket *)0);
diff --git a/sys/kern/uipc_socket2.c b/sys/kern/uipc_socket2.c
index a09ed21..b3bdc44 100644
--- a/sys/kern/uipc_socket2.c
+++ b/sys/kern/uipc_socket2.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)uipc_socket2.c	8.1 (Berkeley) 6/10/93
- * $Id: uipc_socket2.c,v 1.8 1996/01/05 21:41:54 wollman Exp $
+ * $Id: uipc_socket2.c,v 1.9 1996/03/11 15:37:32 davidg Exp $
  */
 
 #include <sys/param.h>
@@ -162,7 +162,6 @@ sonewconn1(head, connstatus)
 	int connstatus;
 {
 	register struct socket *so;
-	int soqueue = connstatus ? 1 : 0;
 
 	if (head->so_qlen > 3 * head->so_qlimit / 2)
 		return ((struct socket *)0);