---------------------
PatchSet 2208 
Date: 2001/05/04 14:43:42
Author: akroonmaa
Branch: chunked_mempools
Tag: (none) 
Log:
moved MemMeter to its own file. for now, API implemented as macros only.

Members: 
	include/memMeter.h:1.1->1.1.2.1 

--- /dev/null	Wed Feb 14 00:52:54 2007
+++ squid/include/memMeter.h	Wed Feb 14 00:52:58 2007
@@ -0,0 +1,21 @@
+
+#ifndef _MEM_METER_H_
+#define _MEM_METER_H_
+
+typedef struct _MemMeter MemMeter;
+
+/* object to track per-action memory usage (e.g. #idle objects) */
+struct _MemMeter {
+    ssize_t level;              /* current level (count or volume) */
+    ssize_t hwater_level;       /* high water mark */
+    time_t hwater_stamp;        /* timestamp of last high water mark change */
+};
+
+#define memMeterSyncHWater(m)  { (m).hwater_level = (m).level; (m).hwater_stamp = squid_curtime; }
+#define memMeterCheckHWater(m) { if ((m).hwater_level < (m).level) memMeterSyncHWater((m)); }
+#define memMeterInc(m) { (m).level++; memMeterCheckHWater(m); }
+#define memMeterDec(m) { (m).level--; }
+#define memMeterAdd(m, sz) { (m).level += (sz); memMeterCheckHWater(m); }
+#define memMeterDel(m, sz) { (m).level -= (sz); }
+
+#endif /* _MEM_METER_H_ */