From 0e0df8ca1d53fddeeddb918323050b9e9bbffd4a Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sun, 11 Feb 2024 15:29:25 -0800
Subject: unifdef SYSV

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
 get_load.c | 92 --------------------------------------------------------------
 1 file changed, 92 deletions(-)

diff --git a/get_load.c b/get_load.c
index c6d831c..abe2ceb 100644
--- a/get_load.c
+++ b/get_load.c
@@ -161,93 +161,6 @@ void GetLoadPoint(
 #   endif
 #  endif
 
-#  if defined(SYSV) && defined(i386)
-/*
- * inspired by 'avgload' by John F. Haugh II
- */
-#   include <sys/param.h>
-#   include <sys/buf.h>
-#   include <sys/immu.h>
-#   include <sys/region.h>
-#   include <sys/var.h>
-#   include <sys/proc.h>
-#   define KERNEL_FILE "/unix"
-#   define KMEM_FILE "/dev/kmem"
-#   define VAR_NAME "v"
-#   define PROC_NAME "proc"
-#   define BUF_NAME "buf"
-#   define DECAY 0.8
-struct nlist namelist[] = {
-  {VAR_NAME},
-  {PROC_NAME},
-  {BUF_NAME},
-  {0},
-};
-
-static int kmem;
-static struct var v;
-static struct proc *p;
-static XtPointer first_buf, last_buf;
-
-void InitLoadPoint()				/* SYSV386 version */
-{
-    int i;
-
-    nlist( KERNEL_FILE, namelist);
-
-    for (i=0; namelist[i].n_name; i++)
-	if (namelist[i].n_value == 0)
-	    xload_error("cannot get name list from", KERNEL_FILE);
-
-    if ((kmem = open(KMEM_FILE, O_RDONLY)) < 0)
-	xload_error("cannot open", KMEM_FILE);
-
-    if (lseek(kmem, namelist[0].n_value, 0) == -1)
-	xload_error("cannot seek", VAR_NAME);
-
-    if (read(kmem, &v, sizeof(v)) != sizeof(v))
-	xload_error("cannot read", VAR_NAME);
-
-    if ((p=(struct proc *)malloc(v.v_proc*sizeof(*p))) == NULL)
-	xload_error("cannot allocate space for", PROC_NAME);
-
-    first_buf = (XtPointer) namelist[2].n_value;
-    last_buf  = (char *)first_buf + v.v_buf * sizeof(struct buf);
-}
-
-/* ARGSUSED */
-void GetLoadPoint( w, closure, call_data )	/* SYSV386 version */
-Widget	w;		/* unused */
-XtPointer	closure;	/* unused */
-XtPointer	call_data;	/* pointer to (double) return value */
-{
-    double *loadavg = (double *)call_data;
-    static double avenrun = 0.0;
-    int i, nproc, size;
-
-    (void) lseek(kmem, namelist[0].n_value, 0);
-    (void) read(kmem, &v, sizeof(v));
-
-    size = (struct proc *)v.ve_proc - (struct proc *)namelist[1].n_value;
-
-    (void) lseek(kmem, namelist[1].n_value, 0);
-    (void) read(kmem, p, size * sizeof(struct proc));
-
-    for (nproc = 0, i=0; i<size; i++)
-	  if ((p[i].p_stat == SRUN) ||
-	      (p[i].p_stat == SIDL) ||
-	      (p[i].p_stat == SXBRK) ||
-	      (p[i].p_stat == SSLEEP && (p[i].p_pri < PZERO) &&
-	       (p[i].p_wchan >= (char *)first_buf) && (p[i].p_wchan < (char *)last_buf)))
-	    nproc++;
-
-    /* update the load average using a decay filter */
-    avenrun = DECAY * avenrun + nproc * (1.0 - DECAY);
-    *loadavg = avenrun;
-
-    return;
-}
-#  else /* not (SYSV && i386) */
 
 #   if defined(linux) || (defined(__FreeBSD_kernel__) && defined(__GLIBC__))
 
@@ -526,9 +439,6 @@ void GetLoadPoint(
 #            ifdef SVR4
 #             define KERNEL_FILE "/stand/unix"
 #            else
-#             ifdef SYSV
-#              define KERNEL_FILE "/unix"
-#             else
 /* If a BSD system, check in <paths.h> */
 #              ifdef BSD
 #               include <paths.h>
@@ -544,7 +454,6 @@ void GetLoadPoint(
 #              else /* BSD */
 #               define KERNEL_FILE "/vmunix"
 #              endif /* BSD */
-#             endif /* SYSV */
 #            endif /* SVR4 */
 #           endif /* KERNEL_FILE */
 #          endif /* KERNEL_FILE */
@@ -636,7 +545,6 @@ void GetLoadPoint( w, closure, call_data )
 #     endif /* __APPLE__ else */
 #    endif /* __GNU__ else */
 #   endif /* linux else */
-#  endif /* SYSV && i386 else */
 # endif /* HAVE_GETLOADAVG else */
 
 static void xload_error(const char *str1, const char *str2)
-- 
cgit v1.2.3