diff --git a/src/swap.c b/src/swap.c
index c3e399d83fd5e3d13d0fb3f072cc974eb48f3e24..8ffa4536feb695e97ced36fbe0b543cda9c3b8f2 100644 (file)
--- a/src/swap.c
+++ b/src/swap.c
* Florian octo Forster <octo at verplant.org>
**/
-#include "swap.h"
+#include "collectd.h"
+#include "common.h"
+#include "plugin.h"
-#if COLLECT_SWAP
#define MODULE_NAME "swap"
+#if defined(KERNEL_LINUX) || defined(KERNEL_SOLARIS) || defined(HAVE_LIBSTATGRAB)
+# define SWAP_HAVE_READ 1
+#else
+# define SWAP_HAVE_READ 0
+#endif
+
#ifdef KERNEL_SOLARIS
#include <sys/swap.h>
#endif /* KERNEL_SOLARIS */
-#include "plugin.h"
-#include "common.h"
-
#undef MAX
#define MAX(x,y) ((x) > (y) ? (x) : (y))
static kstat_t *ksp;
#endif /* KERNEL_SOLARIS */
-void module_init (void)
+static void swap_init (void)
{
#ifdef KERNEL_SOLARIS
/* getpagesize(3C) tells me this does not fail.. */
return;
}
-void module_write (char *host, char *inst, char *val)
+static void swap_write (char *host, char *inst, char *val)
{
rrd_update_file (host, swap_file, val, ds_def, ds_num);
}
-void module_submit (unsigned long long swap_used,
+#if SWAP_HAVE_READ
+static void swap_submit (unsigned long long swap_used,
unsigned long long swap_free,
unsigned long long swap_cached,
unsigned long long swap_resv)
plugin_submit (MODULE_NAME, "-", buffer);
}
-void module_read (void)
+static void swap_read (void)
{
#ifdef KERNEL_LINUX
FILE *fh;
swap_used = swap_total - (swap_free + swap_cached);
- module_submit (swap_used, swap_free, swap_cached, -1LL);
+ swap_submit (swap_used, swap_free, swap_cached, -1LL);
/* #endif defined(KERNEL_LINUX) */
#elif defined(KERNEL_SOLARIS)
swap_avail = pagesize * (MAX(ai.ani_max - ai.ani_resv, 0) + (availrmem - swapfs_minfree));
/* swap_free = pagesize * (ai.ani_free + (availrmem - swapfs_minfree)); */
- module_submit (swap_alloc, swap_avail, -1LL, swap_resv - swap_alloc);
+ swap_submit (swap_alloc, swap_avail, -1LL, swap_resv - swap_alloc);
/* #endif defined(KERNEL_SOLARIS) */
#elif defined(HAVE_LIBSTATGRAB)
sg_swap_stats *swap;
if ((swap = sg_get_swap_stats ()) != NULL)
- module_submit (swap->used, swap->free, -1LL, -1LL);
+ swap_submit (swap->used, swap->free, -1LL, -1LL);
#endif /* HAVE_LIBSTATGRAB */
}
+#else
+# define swap_read NULL
+#endif /* SWAP_HAVE_READ */
void module_register (void)
{
- plugin_register (MODULE_NAME, module_init, module_read, module_write);
+ plugin_register (MODULE_NAME, swap_init, swap_read, swap_write);
}
#undef MODULE_NAME
-#endif /* COLLECT_SWAP */