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-rw-r--r--ratelimit.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/ratelimit.h b/ratelimit.h
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index 0000000000..7f018389c3
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+++ b/ratelimit.h
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+/*-*- Mode: C; c-basic-offset: 8 -*-*/
+
+#ifndef fooratelimithfoo
+#define fooratelimithfoo
+
+#include "util.h"
+
+typedef struct RateLimit {
+ usec_t interval;
+ unsigned burst;
+ unsigned n_printed, n_missed;
+ usec_t begin;
+} RateLimit;
+
+#define RATELIMIT_DEFINE(_name, _interval, _burst) \
+ RateLimit _name = { \
+ .interval = (_interval), \
+ .burst = (_burst), \
+ .n_printed = 0, \
+ .n_missed = 0, \
+ .begin = 0 \
+ }
+
+#define RATELIMIT_INIT(v, _interval, _burst) \
+ do { \
+ RateLimit *r = &(v); \
+ r->interval = (_interval); \
+ r->burst = (_burst); \
+ r->n_printed = 0; \
+ r->n_missed = 0; \
+ r->begin = 0; \
+ } while (false);
+
+bool ratelimit_test(RateLimit *r);
+
+#endif