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Added darwin port. Patch by Benjamin Reed <ranger@befunk.com>. Closes

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Added darwin port.
Patch by Benjamin Reed <ranger@befunk.com>.
Closes #481068.

Bumped version number to 2.21.1.

svn path=/trunk/; revision=2666
This commit is contained in:
Benoît Dejean
2007-09-28 17:36:48 +00:00
parent 8a0a3632ac
commit 3529a1b59f
36 changed files with 2506 additions and 3 deletions
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110
sysdeps/darwin/swap.c Normal file
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/*
This file is part of LibGTop 2.0.
LibGTop is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
LibGTop is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with LibGTop; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <unistd.h>
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/swap.h>
#include <glibtop_suid.h>
#include <mach/mach_host.h>
#include <mach/host_info.h>
#include <mach/mach_init.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <sys/mount.h>
#include <dirent.h>
static const unsigned long _glibtop_sysdeps_swap =
(1L << GLIBTOP_SWAP_TOTAL) + (1L << GLIBTOP_SWAP_USED) +
(1L << GLIBTOP_SWAP_FREE) + (1L << GLIBTOP_SWAP_PAGEIN) +
(1L << GLIBTOP_SWAP_PAGEOUT);
/* Init function. */
void
_glibtop_init_swap_p (glibtop *server)
{
server->sysdeps.swap = _glibtop_sysdeps_swap;
}
/* Provides information about swap usage. */
void
glibtop_get_swap_p (glibtop *server, glibtop_swap *buf)
{
vm_statistics_data_t vm_info;
mach_msg_type_number_t info_count;
DIR *dirp;
struct dirent *dp;
struct statfs sfs;
u_int64_t total, used;
glibtop_init_p (server, (1 << GLIBTOP_SYSDEPS_SWAP), 0);
memset (buf, 0, sizeof (glibtop_swap));
total = used = 0;
dirp = opendir ("/private/var/vm");
if (!dirp) {
glibtop_warn_io_r (server, "opendir (swap)");
return;
}
while ((dp = readdir (dirp)) != NULL) {
struct stat sb;
char fname [MAXNAMLEN];
if (strncmp (dp->d_name, "swapfile", 8))
continue;
strcpy (fname, "/private/var/vm/");
strcat (fname, dp->d_name);
if (stat (fname, &sb) < 0)
continue;
used += sb.st_size;
}
closedir (dirp);
if (statfs ("/private/var/vm", &sfs) < 0) {
glibtop_warn_io_r (server, "statfs (swap)");
return;
}
total = (u_int64_t)sfs.f_bfree * sfs.f_bsize + used;
info_count = HOST_VM_INFO_COUNT;
if (host_statistics (mach_host_self (), HOST_VM_INFO,
(host_info_t) &vm_info, &info_count)) {
glibtop_warn_io_r (server, "host_statistics (swap)");
return;
}
buf->total = total;
buf->used = used;
buf->free = total - used;
buf->pagein = vm_info.pageins;
buf->pageout = vm_info.pageouts;
buf->flags = _glibtop_sysdeps_swap;
}