/* This should always be first. */
#ifdef HAVE_CONFIG_H
-#include <config.h>
+# include <config.h>
#endif
#include <sys/types.h>
configuration files' definitions for the LOAD_AVE_CVT macro (like
sparc.h's) use macros like FSCALE, defined here. */
#ifdef unix
-#include <sys/param.h>
+# include <sys/param.h>
#endif
LOAD_AVE_CVT, but future machine config files should just define
LDAV_CVT directly. */
-#if !defined(LDAV_CVT) && defined(LOAD_AVE_CVT)
-#define LDAV_CVT(n) (LOAD_AVE_CVT (n) / 100.0)
-#endif
+# if !defined(LDAV_CVT) && defined(LOAD_AVE_CVT)
+# define LDAV_CVT(n) (LOAD_AVE_CVT (n) / 100.0)
+# endif
-#if !defined (BSD) && defined (ultrix)
+# if !defined (BSD) && defined (ultrix)
/* Ultrix behaves like BSD on Vaxen. */
-#define BSD
-#endif
+# define BSD
+# endif
-#ifdef NeXT
+# ifdef NeXT
/* NeXT in the 2.{0,1,2} releases defines BSD in <sys/param.h>, which
conflicts with the definition understood in this file, that this
really is BSD. */
-#undef BSD
+# undef BSD
/* NeXT defines FSCALE in <sys/param.h>. However, we take FSCALE being
defined to mean that the nlist method should be used, which is not true. */
-#undef FSCALE
-#endif
+# undef FSCALE
+# endif
/* Set values that are different from the defaults, which are
set a little farther down with #ifndef. */
/* Some shorthands. */
-#if defined (HPUX) && !defined (hpux)
-#define hpux
-#endif
+# if defined (HPUX) && !defined (hpux)
+# define hpux
+# endif
-#if defined (__hpux) && !defined (hpux)
-#define hpux
-#endif
+# if defined (__hpux) && !defined (hpux)
+# define hpux
+# endif
-#if defined (__sun) && !defined (sun)
-#define sun
-#endif
+# if defined (__sun) && !defined (sun)
+# define sun
+# endif
-#if defined(hp300) && !defined(hpux)
-#define MORE_BSD
-#endif
+# if defined(hp300) && !defined(hpux)
+# define MORE_BSD
+# endif
-#if defined(ultrix) && defined(mips)
-#define decstation
-#endif
+# if defined(ultrix) && defined(mips)
+# define decstation
+# endif
-#if (defined(sun) && defined(SVR4)) || defined (SOLARIS2)
-#define SUNOS_5
-#endif
+# if defined (__SVR4) && !defined (SVR4)
+# define SVR4
+# endif
-#if defined (__osf__) && (defined (__alpha) || defined (__alpha__))
-#define OSF_ALPHA
-#include <sys/table.h>
-#endif
+# if (defined(sun) && defined(SVR4)) || defined (SOLARIS2)
+# define SUNOS_5
+# endif
-#if defined (__osf__) && (defined (mips) || defined (__mips__))
-#define OSF_MIPS
-#include <sys/table.h>
-#endif
+# if defined (__osf__) && (defined (__alpha) || defined (__alpha__))
+# define OSF_ALPHA
+# include <sys/table.h>
+# endif
+
+# if defined (__osf__) && (defined (mips) || defined (__mips__))
+# define OSF_MIPS
+# include <sys/table.h>
+# endif
/* UTek's /bin/cc on the 4300 has no architecture specific cpp define by
default, but _MACH_IND_SYS_TYPES is defined in <sys/types.h>. Combine
that with a couple of other things and we'll have a unique match. */
-#if !defined (tek4300) && defined (unix) && defined (m68k) && defined (mc68000) && defined (mc68020) && defined (_MACH_IND_SYS_TYPES)
-#define tek4300 /* Define by emacs, but not by other users. */
-#endif
+# if !defined (tek4300) && defined (unix) && defined (m68k) && defined (mc68000) && defined (mc68020) && defined (_MACH_IND_SYS_TYPES)
+# define tek4300 /* Define by emacs, but not by other users. */
+# endif
/* VAX C can't handle multi-line #ifs, or lines longer than 256 chars. */
-#ifndef LOAD_AVE_TYPE
+# ifndef LOAD_AVE_TYPE
-#ifdef MORE_BSD
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef MORE_BSD
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef sun
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef sun
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef decstation
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef decstation
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef _SEQUENT_
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef _SEQUENT_
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef sgi
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef sgi
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef SVR4
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef SVR4
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef sony_news
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef sony_news
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef sequent
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef sequent
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef OSF_ALPHA
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef OSF_ALPHA
+# define LOAD_AVE_TYPE long
+# endif
-#if defined (ardent) && defined (titan)
-#define LOAD_AVE_TYPE long
-#endif
+# if defined (ardent) && defined (titan)
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef tek4300
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef tek4300
+# define LOAD_AVE_TYPE long
+# endif
-#if defined(alliant) && defined(i860) /* Alliant FX/2800 */
-#define LOAD_AVE_TYPE long
-#endif
+# if defined(alliant) && defined(i860) /* Alliant FX/2800 */
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef _AIX
-#define LOAD_AVE_TYPE long
-#endif
+# ifdef _AIX
+# define LOAD_AVE_TYPE long
+# endif
-#ifdef convex
-#define LOAD_AVE_TYPE double
-#ifndef LDAV_CVT
-#define LDAV_CVT(n) (n)
-#endif
-#endif
+# ifdef convex
+# define LOAD_AVE_TYPE double
+# ifndef LDAV_CVT
+# define LDAV_CVT(n) (n)
+# endif
+# endif
-#endif /* No LOAD_AVE_TYPE. */
+# endif /* No LOAD_AVE_TYPE. */
-#ifdef OSF_ALPHA
+# ifdef OSF_ALPHA
/* <sys/param.h> defines an incorrect value for FSCALE on Alpha OSF/1,
according to ghazi@noc.rutgers.edu. */
-#undef FSCALE
-#define FSCALE 1024.0
-#endif
+# undef FSCALE
+# define FSCALE 1024.0
+# endif
-#if defined(alliant) && defined(i860) /* Alliant FX/2800 */
+# if defined(alliant) && defined(i860) /* Alliant FX/2800 */
/* <sys/param.h> defines an incorrect value for FSCALE on an
Alliant FX/2800 Concentrix 2.2, according to ghazi@noc.rutgers.edu. */
-#undef FSCALE
-#define FSCALE 100.0
-#endif
+# undef FSCALE
+# define FSCALE 100.0
+# endif
-#ifndef FSCALE
+# ifndef FSCALE
/* SunOS and some others define FSCALE in sys/param.h. */
-#ifdef MORE_BSD
-#define FSCALE 2048.0
-#endif
+# ifdef MORE_BSD
+# define FSCALE 2048.0
+# endif
-#if defined(MIPS) || defined(SVR4) || defined(decstation)
-#define FSCALE 256
-#endif
+# if defined(MIPS) || defined(SVR4) || defined(decstation)
+# define FSCALE 256
+# endif
-#if defined (sgi) || defined (sequent)
+# if defined (sgi) || defined (sequent)
/* Sometimes both MIPS and sgi are defined, so FSCALE was just defined
above under #ifdef MIPS. But we want the sgi value. */
-#undef FSCALE
-#define FSCALE 1000.0
-#endif
+# undef FSCALE
+# define FSCALE 1000.0
+# endif
-#if defined (ardent) && defined (titan)
-#define FSCALE 65536.0
-#endif
+# if defined (ardent) && defined (titan)
+# define FSCALE 65536.0
+# endif
-#ifdef tek4300
-#define FSCALE 100.0
-#endif
+# ifdef tek4300
+# define FSCALE 100.0
+# endif
-#ifdef _AIX
-#define FSCALE 65536.0
-#endif
+# ifdef _AIX
+# define FSCALE 65536.0
+# endif
-#endif /* Not FSCALE. */
+# endif /* Not FSCALE. */
-#if !defined (LDAV_CVT) && defined (FSCALE)
-#define LDAV_CVT(n) (((double) (n)) / FSCALE)
-#endif
+# if !defined (LDAV_CVT) && defined (FSCALE)
+# define LDAV_CVT(n) (((double) (n)) / FSCALE)
+# endif
/* VAX C can't handle multi-line #ifs, or lines longer that 256 characters. */
-#ifndef NLIST_STRUCT
+# ifndef NLIST_STRUCT
-#ifdef MORE_BSD
-#define NLIST_STRUCT
-#endif
+# ifdef MORE_BSD
+# define NLIST_STRUCT
+# endif
-#ifdef sun
-#define NLIST_STRUCT
-#endif
+# ifdef sun
+# define NLIST_STRUCT
+# endif
-#ifdef decstation
-#define NLIST_STRUCT
-#endif
+# ifdef decstation
+# define NLIST_STRUCT
+# endif
-#ifdef hpux
-#define NLIST_STRUCT
-#endif
+# ifdef hpux
+# define NLIST_STRUCT
+# endif
-#if defined (_SEQUENT_) || defined (sequent)
-#define NLIST_STRUCT
-#endif
+# if defined (_SEQUENT_) || defined (sequent)
+# define NLIST_STRUCT
+# endif
-#ifdef sgi
-#define NLIST_STRUCT
-#endif
+# ifdef sgi
+# define NLIST_STRUCT
+# endif
-#ifdef SVR4
-#define NLIST_STRUCT
-#endif
+# ifdef SVR4
+# define NLIST_STRUCT
+# endif
-#ifdef sony_news
-#define NLIST_STRUCT
-#endif
+# ifdef sony_news
+# define NLIST_STRUCT
+# endif
-#ifdef OSF_ALPHA
-#define NLIST_STRUCT
-#endif
+# ifdef OSF_ALPHA
+# define NLIST_STRUCT
+# endif
-#if defined (ardent) && defined (titan)
-#define NLIST_STRUCT
-#endif
+# if defined (ardent) && defined (titan)
+# define NLIST_STRUCT
+# endif
-#ifdef tek4300
-#define NLIST_STRUCT
-#endif
+# ifdef tek4300
+# define NLIST_STRUCT
+# endif
-#ifdef butterfly
-#define NLIST_STRUCT
-#endif
+# ifdef butterfly
+# define NLIST_STRUCT
+# endif
-#if defined(alliant) && defined(i860) /* Alliant FX/2800 */
-#define NLIST_STRUCT
-#endif
+# if defined(alliant) && defined(i860) /* Alliant FX/2800 */
+# define NLIST_STRUCT
+# endif
-#ifdef _AIX
-#define NLIST_STRUCT
-#endif
+# ifdef _AIX
+# define NLIST_STRUCT
+# endif
-#endif /* defined (NLIST_STRUCT) */
+# endif /* defined (NLIST_STRUCT) */
-#if defined(sgi) || (defined(mips) && !defined(BSD))
-#define FIXUP_KERNEL_SYMBOL_ADDR(nl) ((nl)[0].n_value &= ~(1 << 31))
-#endif
+# if defined(sgi) || (defined(mips) && !defined(BSD))
+# define FIXUP_KERNEL_SYMBOL_ADDR(nl) ((nl)[0].n_value &= ~(1 << 31))
+# endif
-#if !defined (KERNEL_FILE) && defined (sequent)
-#define KERNEL_FILE "/dynix"
-#endif
+# if !defined (KERNEL_FILE) && defined (sequent)
+# define KERNEL_FILE "/dynix"
+# endif
-#if !defined (KERNEL_FILE) && defined (hpux)
-#define KERNEL_FILE "/hp-ux"
-#endif
+# if !defined (KERNEL_FILE) && defined (hpux)
+# define KERNEL_FILE "/hp-ux"
+# endif
-#if !defined(KERNEL_FILE) && (defined(_SEQUENT_) || defined(MIPS) || defined(SVR4) || defined(ISC) || defined (sgi) || defined(SVR4) || (defined (ardent) && defined (titan)))
-#define KERNEL_FILE "/unix"
-#endif
+# if !defined(KERNEL_FILE) && (defined(_SEQUENT_) || defined(MIPS) || defined(SVR4) || defined(ISC) || defined (sgi) || (defined (ardent) && defined (titan)))
+# define KERNEL_FILE "/unix"
+# endif
-#if !defined (LDAV_SYMBOL) && defined (alliant)
-#define LDAV_SYMBOL "_Loadavg"
-#endif
+# if !defined (LDAV_SYMBOL) && defined (alliant)
+# define LDAV_SYMBOL "_Loadavg"
+# endif
-#if !defined(LDAV_SYMBOL) && ((defined(hpux) && !defined(hp9000s300)) || defined(_SEQUENT_) || defined(SVR4) || defined(ISC) || defined(sgi) || (defined (ardent) && defined (titan)) || defined (_AIX))
-#define LDAV_SYMBOL "avenrun"
-#endif
+# if !defined(LDAV_SYMBOL) && ((defined(hpux) && !defined(hp9000s300)) || defined(_SEQUENT_) || defined(SVR4) || defined(ISC) || defined(sgi) || (defined (ardent) && defined (titan)) || defined (_AIX))
+# define LDAV_SYMBOL "avenrun"
+# endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+# ifdef HAVE_UNISTD_H
+# include <unistd.h>
+# endif
-#include <stdio.h>
+# include <stdio.h>
/* LOAD_AVE_TYPE should only get defined if we're going to use the
nlist method. */
-#if !defined(LOAD_AVE_TYPE) && (defined(BSD) || defined(LDAV_CVT) || defined(KERNEL_FILE) || defined(LDAV_SYMBOL))
-#define LOAD_AVE_TYPE double
-#endif
-
-#ifdef LOAD_AVE_TYPE
-
-#ifndef VMS
-#ifndef NLIST_STRUCT
-#include <a.out.h>
-#else /* NLIST_STRUCT */
-#include <nlist.h>
-#endif /* NLIST_STRUCT */
-
-#ifdef SUNOS_5
-#include <fcntl.h>
-#include <kvm.h>
-#include <kstat.h>
-#endif
-
-#ifndef KERNEL_FILE
-#define KERNEL_FILE "/vmunix"
-#endif /* KERNEL_FILE */
-
-#ifndef LDAV_SYMBOL
-#define LDAV_SYMBOL "_avenrun"
-#endif /* LDAV_SYMBOL */
-
-#else /* VMS */
-
-#ifndef eunice
-#include <iodef.h>
-#include <descrip.h>
-#else /* eunice */
-#include <vms/iodef.h>
-#endif /* eunice */
-#endif /* VMS */
-
-#ifndef LDAV_CVT
-#define LDAV_CVT(n) ((double) (n))
-#endif /* !LDAV_CVT */
-
-#endif /* LOAD_AVE_TYPE */
-
-#ifdef NeXT
-#ifdef HAVE_MACH_MACH_H
-#include <mach/mach.h>
-#else
-#include <mach.h>
-#endif
-#endif /* NeXT */
-
-#ifdef sgi
-#include <sys/sysmp.h>
-#endif /* sgi */
-
-#ifdef UMAX
-#include <stdio.h>
-#include <signal.h>
-#include <sys/time.h>
-#include <sys/wait.h>
-#include <sys/syscall.h>
-
-#ifdef UMAX_43
-#include <machine/cpu.h>
-#include <inq_stats/statistics.h>
-#include <inq_stats/sysstats.h>
-#include <inq_stats/cpustats.h>
-#include <inq_stats/procstats.h>
-#else /* Not UMAX_43. */
-#include <sys/sysdefs.h>
-#include <sys/statistics.h>
-#include <sys/sysstats.h>
-#include <sys/cpudefs.h>
-#include <sys/cpustats.h>
-#include <sys/procstats.h>
-#endif /* Not UMAX_43. */
-#endif /* UMAX */
-
-#ifdef DGUX
-#include <sys/dg_sys_info.h>
-#endif
-
-#if defined(HAVE_FCNTL_H) || defined(_POSIX_VERSION)
-#include <fcntl.h>
-#else
-#include <sys/file.h>
-#endif
+# if !defined(LOAD_AVE_TYPE) && (defined(BSD) || defined(LDAV_CVT) || defined(KERNEL_FILE) || defined(LDAV_SYMBOL))
+# define LOAD_AVE_TYPE double
+# endif
+
+# ifdef LOAD_AVE_TYPE
+
+# ifndef VMS
+# ifndef __linux__
+# ifndef NLIST_STRUCT
+# include <a.out.h>
+# else /* NLIST_STRUCT */
+# include <nlist.h>
+# endif /* NLIST_STRUCT */
+
+# ifdef SUNOS_5
+# include <fcntl.h>
+# include <kvm.h>
+# include <kstat.h>
+# endif
+
+# if defined (hpux) && defined (HAVE_PSTAT_GETDYNAMIC)
+# include <sys/pstat.h>
+# endif
+
+# ifndef KERNEL_FILE
+# define KERNEL_FILE "/vmunix"
+# endif /* KERNEL_FILE */
+
+# ifndef LDAV_SYMBOL
+# define LDAV_SYMBOL "_avenrun"
+# endif /* LDAV_SYMBOL */
+# endif /* __linux__ */
+
+# else /* VMS */
+
+# ifndef eunice
+# include <iodef.h>
+# include <descrip.h>
+# else /* eunice */
+# include <vms/iodef.h>
+# endif /* eunice */
+# endif /* VMS */
+
+# ifndef LDAV_CVT
+# define LDAV_CVT(n) ((double) (n))
+# endif /* !LDAV_CVT */
+
+# endif /* LOAD_AVE_TYPE */
+
+# ifdef NeXT
+# ifdef HAVE_MACH_MACH_H
+# include <mach/mach.h>
+# else
+# include <mach.h>
+# endif
+# endif /* NeXT */
+
+# ifdef sgi
+# include <sys/sysmp.h>
+# endif /* sgi */
+
+# ifdef UMAX
+# include <stdio.h>
+# include <signal.h>
+# include <sys/time.h>
+# include <sys/wait.h>
+# include <sys/syscall.h>
+
+# ifdef UMAX_43
+# include <machine/cpu.h>
+# include <inq_stats/statistics.h>
+# include <inq_stats/sysstats.h>
+# include <inq_stats/cpustats.h>
+# include <inq_stats/procstats.h>
+# else /* Not UMAX_43. */
+# include <sys/sysdefs.h>
+# include <sys/statistics.h>
+# include <sys/sysstats.h>
+# include <sys/cpudefs.h>
+# include <sys/cpustats.h>
+# include <sys/procstats.h>
+# endif /* Not UMAX_43. */
+# endif /* UMAX */
+
+# ifdef DGUX
+# include <sys/dg_sys_info.h>
+# endif
+
+# if defined(HAVE_FCNTL_H) || defined(_POSIX_VERSION)
+# include <fcntl.h>
+# else
+# include <sys/file.h>
+# endif
\f
/* Avoid static vars inside a function since in HPUX they dump as pure. */
-#ifdef NeXT
+# ifdef NeXT
static processor_set_t default_set;
static int getloadavg_initialized;
-#endif /* NeXT */
+# endif /* NeXT */
-#ifdef UMAX
+# ifdef UMAX
static unsigned int cpus = 0;
static unsigned int samples;
-#endif /* UMAX */
+# endif /* UMAX */
-#ifdef DGUX
+# ifdef DGUX
static struct dg_sys_info_load_info load_info; /* what-a-mouthful! */
-#endif /* DGUX */
+# endif /* DGUX */
-#ifdef LOAD_AVE_TYPE
+# ifdef LOAD_AVE_TYPE
/* File descriptor open to /dev/kmem or VMS load ave driver. */
static int channel;
/* Nonzero iff channel is valid. */
/* Offset in kmem to seek to read load average, or 0 means invalid. */
static long offset;
-#if !defined(VMS) && !defined(sgi)
+# if !defined(VMS) && !defined(sgi) && !defined(__linux__)
static struct nlist nl[2];
-#endif /* Not VMS or sgi */
+# endif /* Not VMS or sgi */
-#ifdef SUNOS_5
+# ifdef SUNOS_5
static kvm_t *kd;
-#endif /* SUNOS_5 */
+# endif /* SUNOS_5 */
-#endif /* LOAD_AVE_TYPE */
+# endif /* LOAD_AVE_TYPE */
\f
/* Put the 1 minute, 5 minute and 15 minute load averages
into the first NELEM elements of LOADAVG.
{
int elem = 0; /* Return value. */
-#ifdef NO_GET_LOAD_AVG
-#define LDAV_DONE
+# ifdef NO_GET_LOAD_AVG
+# define LDAV_DONE
/* Set errno to zero to indicate that there was no particular error;
this function just can't work at all on this system. */
errno = 0;
elem = -1;
-#endif
+# endif
-#if !defined (LDAV_DONE) && defined (SUNOS_5)
+# if !defined (LDAV_DONE) && defined (SUNOS_5)
/* Use libkstat because we don't have to be root. */
-#define LDAV_DONE
+# define LDAV_DONE
kstat_ctl_t *kc;
kstat_t *ksp;
kstat_named_t *kn;
kc = kstat_open ();
- if (kc == 0) return -1;
+ if (kc == 0)
+ return -1;
ksp = kstat_lookup (kc, "unix", 0, "system_misc");
- if (ksp == 0 ) return -1;
- if (kstat_read (kc, ksp, 0) == -1) return -1;
+ if (ksp == 0 )
+ return -1;
+ if (kstat_read (kc, ksp, 0) == -1)
+ return -1;
kn = kstat_data_lookup (ksp, "avenrun_1min");
}
kstat_close (kc);
-#endif /* SUNOS_5 */
+# endif /* SUNOS_5 */
-#if !defined (LDAV_DONE) && defined (__linux__)
-#define LDAV_DONE
-#undef LOAD_AVE_TYPE
+# if !defined (LDAV_DONE) && defined (hpux) && defined (HAVE_PSTAT_GETDYNAMIC)
+/* Use pstat_getdynamic() because we don't have to be root. */
+# define LDAV_DONE
+# undef LOAD_AVE_TYPE
-#ifndef LINUX_LDAV_FILE
-#define LINUX_LDAV_FILE "/proc/loadavg"
-#endif
+ struct pst_dynamic dyn_info;
+ if (pstat_getdynamic (&dyn_info, sizeof (dyn_info), 0, 0) < 0)
+ return -1;
+ if (nelem > 0)
+ loadavg[elem++] = dyn_info.psd_avg_1_min;
+ if (nelem > 1)
+ loadavg[elem++] = dyn_info.psd_avg_5_min;
+ if (nelem > 2)
+ loadavg[elem++] = dyn_info.psd_avg_15_min;
+
+# endif /* hpux && HAVE_PSTAT_GETDYNAMIC */
+
+# if !defined (LDAV_DONE) && defined (__linux__)
+# define LDAV_DONE
+# undef LOAD_AVE_TYPE
+
+# ifndef LINUX_LDAV_FILE
+# define LINUX_LDAV_FILE "/proc/loadavg"
+# endif
char ldavgbuf[40];
double load_ave[3];
return elem;
-#endif /* __linux__ */
+# endif /* __linux__ */
-#if !defined (LDAV_DONE) && defined (__NetBSD__)
-#define LDAV_DONE
-#undef LOAD_AVE_TYPE
+# if !defined (LDAV_DONE) && defined (__NetBSD__)
+# define LDAV_DONE
+# undef LOAD_AVE_TYPE
-#ifndef NETBSD_LDAV_FILE
-#define NETBSD_LDAV_FILE "/kern/loadavg"
-#endif
+# ifndef NETBSD_LDAV_FILE
+# define NETBSD_LDAV_FILE "/kern/loadavg"
+# endif
unsigned long int load_ave[3], scale;
int count;
return elem;
-#endif /* __NetBSD__ */
+# endif /* __NetBSD__ */
-#if !defined (LDAV_DONE) && defined (NeXT)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (NeXT)
+# define LDAV_DONE
/* The NeXT code was adapted from iscreen 3.2. */
host_t host;
{
info_count = PROCESSOR_SET_BASIC_INFO_COUNT;
if (processor_set_info (default_set, PROCESSOR_SET_BASIC_INFO, &host,
- (processor_set_info_t) &info, &info_count)
+ (processor_set_info_t) &info, &info_count)
!= KERN_SUCCESS)
getloadavg_initialized = 0;
else
if (!getloadavg_initialized)
return -1;
-#endif /* NeXT */
+# endif /* NeXT */
-#if !defined (LDAV_DONE) && defined (UMAX)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (UMAX)
+# define LDAV_DONE
/* UMAX 4.2, which runs on the Encore Multimax multiprocessor, does not
have a /dev/kmem. Information about the workings of the running kernel
can be gathered with inq_stats system calls.
if (nelem > 0)
loadavg[elem++] = load / samples / cpus;
-#endif /* UMAX */
+# endif /* UMAX */
-#if !defined (LDAV_DONE) && defined (DGUX)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (DGUX)
+# define LDAV_DONE
/* This call can return -1 for an error, but with good args
it's not supposed to fail. The first argument is for no
apparent reason of type `long int *'. */
loadavg[elem++] = load_info.five_minute;
if (nelem > 2)
loadavg[elem++] = load_info.fifteen_minute;
-#endif /* DGUX */
+# endif /* DGUX */
-#if !defined (LDAV_DONE) && defined (apollo)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (apollo)
+# define LDAV_DONE
/* Apollo code from lisch@mentorg.com (Ray Lischner).
This system call is not documented. The load average is obtained as
loadavg[elem++] = load_ave[1] / 65536.0;
if (nelem > 2)
loadavg[elem++] = load_ave[2] / 65536.0;
-#endif /* apollo */
+# endif /* apollo */
-#if !defined (LDAV_DONE) && defined (OSF_MIPS)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (OSF_MIPS)
+# define LDAV_DONE
struct tbl_loadavg load_ave;
table (TBL_LOADAVG, 0, &load_ave, 1, sizeof (load_ave));
= (load_ave.tl_lscale == 0
? load_ave.tl_avenrun.d[0]
: (load_ave.tl_avenrun.l[0] / (double) load_ave.tl_lscale));
-#endif /* OSF_MIPS */
+# endif /* OSF_MIPS */
-#if !defined (LDAV_DONE) && (defined (MSDOS) || defined (WIN32))
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && (defined (MSDOS) || defined (WIN32))
+# define LDAV_DONE
/* A faithful emulation is going to have to be saved for a rainy day. */
for ( ; elem < nelem; elem++)
{
loadavg[elem] = 0.0;
}
-#endif /* MSDOS */
+# endif /* MSDOS */
-#if !defined (LDAV_DONE) && defined (OSF_ALPHA)
-#define LDAV_DONE
+# if !defined (LDAV_DONE) && defined (OSF_ALPHA)
+# define LDAV_DONE
struct tbl_loadavg load_ave;
table (TBL_LOADAVG, 0, &load_ave, 1, sizeof (load_ave));
= (load_ave.tl_lscale == 0
? load_ave.tl_avenrun.d[elem]
: (load_ave.tl_avenrun.l[elem] / (double) load_ave.tl_lscale));
-#endif /* OSF_ALPHA */
+# endif /* OSF_ALPHA */
-#if !defined (LDAV_DONE) && defined (VMS)
+# if !defined (LDAV_DONE) && defined (VMS)
/* VMS specific code -- read from the Load Ave driver. */
LOAD_AVE_TYPE load_ave[3];
static int getloadavg_initialized = 0;
-#ifdef eunice
+# ifdef eunice
struct
{
int dsc$w_length;
char *dsc$a_pointer;
} descriptor;
-#endif
+# endif
/* Ensure that there is a channel open to the load ave device. */
if (!getloadavg_initialized)
{
/* Attempt to open the channel. */
-#ifdef eunice
+# ifdef eunice
descriptor.dsc$w_length = 18;
descriptor.dsc$a_pointer = "$$VMS_LOAD_AVERAGE";
-#else
+# else
$DESCRIPTOR (descriptor, "LAV0:");
-#endif
+# endif
if (sys$assign (&descriptor, &channel, 0, 0) & 1)
getloadavg_initialized = 1;
}
if (!getloadavg_initialized)
return -1;
-#endif /* VMS */
+# endif /* VMS */
-#if !defined (LDAV_DONE) && defined(LOAD_AVE_TYPE) && !defined(VMS)
+# if !defined (LDAV_DONE) && defined(LOAD_AVE_TYPE) && !defined(VMS)
/* UNIX-specific code -- read the average from /dev/kmem. */
-#define LDAV_PRIVILEGED /* This code requires special installation. */
+# define LDAV_PRIVILEGED /* This code requires special installation. */
LOAD_AVE_TYPE load_ave[3];
/* Get the address of LDAV_SYMBOL. */
if (offset == 0)
{
-#ifndef sgi
-#ifndef NLIST_STRUCT
+# ifndef sgi
+# ifndef NLIST_STRUCT
strcpy (nl[0].n_name, LDAV_SYMBOL);
strcpy (nl[1].n_name, "");
-#else /* NLIST_STRUCT */
-#ifdef NLIST_NAME_UNION
+# else /* NLIST_STRUCT */
+# ifdef NLIST_NAME_UNION
nl[0].n_un.n_name = LDAV_SYMBOL;
nl[1].n_un.n_name = 0;
-#else /* not NLIST_NAME_UNION */
+# else /* not NLIST_NAME_UNION */
nl[0].n_name = LDAV_SYMBOL;
nl[1].n_name = 0;
-#endif /* not NLIST_NAME_UNION */
-#endif /* NLIST_STRUCT */
+# endif /* not NLIST_NAME_UNION */
+# endif /* NLIST_STRUCT */
-#ifndef SUNOS_5
+# ifndef SUNOS_5
if (
-#if !(defined (_AIX) && !defined (ps2))
+# if !(defined (_AIX) && !defined (ps2))
nlist (KERNEL_FILE, nl)
-#else /* _AIX */
+# else /* _AIX */
knlist (nl, 1, sizeof (nl[0]))
-#endif
+# endif
>= 0)
/* Omit "&& nl[0].n_type != 0 " -- it breaks on Sun386i. */
{
-#ifdef FIXUP_KERNEL_SYMBOL_ADDR
+# ifdef FIXUP_KERNEL_SYMBOL_ADDR
FIXUP_KERNEL_SYMBOL_ADDR (nl);
-#endif
+# endif
offset = nl[0].n_value;
}
-#endif /* !SUNOS_5 */
-#else /* sgi */
- int ldav_off;
-
- ldav_off = sysmp (MP_KERNADDR, MPKA_AVENRUN);
- if (ldav_off != -1)
- offset = (long) ldav_off & 0x7fffffff;
-#endif /* sgi */
- }
+# endif /* !SUNOS_5 */
+# else /* sgi */
+ int ldav_off;
+
+ ldav_off = sysmp (MP_KERNADDR, MPKA_AVENRUN);
+ if (ldav_off != -1)
+ offset = (long) ldav_off & 0x7fffffff;
+# endif /* sgi */
+ }
/* Make sure we have /dev/kmem open. */
if (!getloadavg_initialized)
{
-#ifndef SUNOS_5
+# ifndef SUNOS_5
channel = open ("/dev/kmem", 0);
if (channel >= 0)
{
/* Set the channel to close on exec, so it does not
litter any child's descriptor table. */
-#ifdef FD_SETFD
-#ifndef FD_CLOEXEC
-#define FD_CLOEXEC 1
-#endif
+# ifdef FD_SETFD
+# ifndef FD_CLOEXEC
+# define FD_CLOEXEC 1
+# endif
(void) fcntl (channel, F_SETFD, FD_CLOEXEC);
-#endif
+# endif
getloadavg_initialized = 1;
}
-#else /* SUNOS_5 */
+# else /* SUNOS_5 */
/* We pass 0 for the kernel, corefile, and swapfile names
to use the currently running kernel. */
kd = kvm_open (0, 0, 0, O_RDONLY, 0);
offset = nl[0].n_value;
getloadavg_initialized = 1;
}
-#endif /* SUNOS_5 */
+# endif /* SUNOS_5 */
}
/* If we can, get the load average values. */
if (offset && getloadavg_initialized)
{
/* Try to read the load. */
-#ifndef SUNOS_5
+# ifndef SUNOS_5
if (lseek (channel, offset, 0) == -1L
|| read (channel, (char *) load_ave, sizeof (load_ave))
!= sizeof (load_ave))
close (channel);
getloadavg_initialized = 0;
}
-#else /* SUNOS_5 */
+# else /* SUNOS_5 */
if (kvm_read (kd, offset, (char *) load_ave, sizeof (load_ave))
!= sizeof (load_ave))
{
kvm_close (kd);
getloadavg_initialized = 0;
}
-#endif /* SUNOS_5 */
+# endif /* SUNOS_5 */
}
if (offset == 0 || !getloadavg_initialized)
return -1;
-#endif /* LOAD_AVE_TYPE and not VMS */
+# endif /* LOAD_AVE_TYPE and not VMS */
-#if !defined (LDAV_DONE) && defined (LOAD_AVE_TYPE) /* Including VMS. */
+# if !defined (LDAV_DONE) && defined (LOAD_AVE_TYPE) /* Including VMS. */
if (nelem > 0)
loadavg[elem++] = LDAV_CVT (load_ave[0]);
if (nelem > 1)
if (nelem > 2)
loadavg[elem++] = LDAV_CVT (load_ave[2]);
-#define LDAV_DONE
-#endif /* !LDAV_DONE && LOAD_AVE_TYPE */
+# define LDAV_DONE
+# endif /* !LDAV_DONE && LOAD_AVE_TYPE */
-#ifdef LDAV_DONE
+# ifdef LDAV_DONE
return elem;
-#else
+# else
/* Set errno to zero to indicate that there was no particular error;
this function just can't work at all on this system. */
errno = 0;
return -1;
-#endif
+# endif
}
#endif /* ! HAVE_GETLOADAVG */
projects / emacs.git / commitdiff