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make it work with Solaris 2.6 and older. A part of it should be moved to

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1999-03-31  Drazen Kacar  <dave@srce.hr>

        * loadavg.c: make it work with Solaris 2.6 and older. A part
        of it should be moved to open.c.
This commit is contained in:
Drazen Kacar
1999-03-31 07:48:37 +00:00
committed by Drazen Kacar
parent e2cb4ed031
commit 3a7f02352a
2 changed files with 38 additions and 2 deletions
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5
sysdeps/solaris/ChangeLog
View File

@@ -1,3 +1,8 @@
1999-03-31 Drazen Kacar <dave@srce.hr>
* loadavg.c: make it work with Solaris 2.6 and older. A part
of it should be moved to open.c.
1999-03-19 Martin Baulig <martin@home-of-linux.org> 1999-03-19 Martin Baulig <martin@home-of-linux.org>
Added first kstat based implementation for Solaris 7. Added first kstat based implementation for Solaris 7.

35
sysdeps/solaris/loadavg.c
View File

@@ -24,7 +24,12 @@
#include <glibtop.h> #include <glibtop.h>
#include <glibtop/loadavg.h> #include <glibtop/loadavg.h>
#ifdef HAVE_GETLOADAVG
#include <sys/loadavg.h> #include <sys/loadavg.h>
#else
#include <sys/param.h>
#include <kstat.h>
#endif
static const unsigned long _glibtop_sysdeps_loadavg = static const unsigned long _glibtop_sysdeps_loadavg =
(1 << GLIBTOP_LOADAVG_LOADAVG); (1 << GLIBTOP_LOADAVG_LOADAVG);
@@ -37,15 +42,41 @@ glibtop_init_loadavg_s (glibtop *server)
server->sysdeps.loadavg = _glibtop_sysdeps_loadavg; server->sysdeps.loadavg = _glibtop_sysdeps_loadavg;
} }
/* Provides load averange. */ /* Provides load average. */
void void
glibtop_get_loadavg_s (glibtop *server, glibtop_loadavg *buf) glibtop_get_loadavg_s (glibtop *server, glibtop_loadavg *buf)
{ {
#ifndef HAVE_GETLOADAVG
kstat_ctl_t *kc;
static kstat_t *ksp = NULL;
kid_t k;
int i;
static char *avestrings[] = { "avenrun_1min",
"avenrun_5min",
"avenrun_15min" };
#endif
memset (buf, 0, sizeof (glibtop_loadavg)); memset (buf, 0, sizeof (glibtop_loadavg));
#ifdef HAVE_GETLOADAVG
if (getloadavg (buf->loadavg, 3)) if (getloadavg (buf->loadavg, 3))
return; return;
#else
kc = server->machine.kc;
if((k = kstat_chain_update(kc)) < 0)
return;
if(k || !ksp)
if(!(ksp = kstat_lookup(kc, "unix", 0, "system_misc")))
return;
if(kstat_read(kc, ksp, 0) < 0)
return;
for(i = 0; i < 3; ++i) /* Do we have a countof macro? */
{
kstat_named_t *kn;
kn = (kstat_named_t *)kstat_data_lookup(ksp, avestrings[i]);
if(kn)
buf->loadavg[i] = (double)kn->value.ul / FSCALE;
}
#endif
buf->flags = _glibtop_sysdeps_loadavg; buf->flags = _glibtop_sysdeps_loadavg;
} }