diff options
Diffstat (limited to 'get_load.c')
| -rw-r--r-- | get_load.c | 92 |
1 files changed, 0 insertions, 92 deletions
@@ -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) |