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df plugin: Fix the duplicate detection.
[collectd.git]
/
src
/
df.c
diff --git
a/src/df.c
b/src/df.c
index
3f9eabd
..
74292d7
100644
(file)
--- a/
src/df.c
+++ b/
src/df.c
@@
-204,7
+204,7
@@
static int df_read (void)
{
unsigned long long blocksize;
char disk_name[256];
{
unsigned long long blocksize;
char disk_name[256];
-
cu_mount_t *mnt_
dup_ptr;
+
cu_mount_t *
dup_ptr;
uint64_t blk_free;
uint64_t blk_reserved;
uint64_t blk_used;
uint64_t blk_free;
uint64_t blk_reserved;
uint64_t blk_used;
@@
-220,20
+220,27
@@
static int df_read (void)
if (ignorelist_match (il_fstype, mnt_ptr->type))
continue;
if (ignorelist_match (il_fstype, mnt_ptr->type))
continue;
- /*
ignore duplicates
*/
- for (
mnt_dup_ptr = mnt_ptr; mnt_dup_ptr != NULL; mnt_dup_ptr = mnt_
dup_ptr->next)
+ /*
search for duplicates *in front of* the current mnt_ptr.
*/
+ for (
dup_ptr = mnt_list; dup_ptr != NULL; dup_ptr =
dup_ptr->next)
{
{
- if (by_device) {
- if (strcmp (mnt_ptr->spec_device, mnt_dup_ptr->spec_device) == 0)
- continue;
- }
- else
+ /* No duplicate found: mnt_ptr is the first of its kind. */
+ if (dup_ptr == mnt_ptr)
{
{
- if (strcmp (mnt_ptr->dir, mnt_dup_ptr->dir) == 0)
-
continue
;
+ dup_ptr = NULL;
+
break
;
}
}
+
+ /* Duplicate found: leave non-NULL dup_ptr. */
+ if (by_device && (strcmp (mnt_ptr->spec_device, dup_ptr->spec_device) == 0))
+ break;
+ else if (!by_device && (strcmp (mnt_ptr->dir, dup_ptr->dir) == 0))
+ break;
}
}
+ /* ignore duplicates */
+ if (dup_ptr != NULL)
+ continue;
+
if (STATANYFS (mnt_ptr->dir, &statbuf) < 0)
{
char errbuf[1024];
if (STATANYFS (mnt_ptr->dir, &statbuf) < 0)
{
char errbuf[1024];