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demangle partitioned counter functions, and export read_partitioned_counter, closes #23

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This commit is contained in:
Leif Walsh 2013-05-30 13:33:58 -04:00
parent c64a51a2be
commit 8a3d908ba3
2 changed files with 11 additions and 1 deletions
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2
src/export.map
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@ -29,6 +29,8 @@
db_env_set_flusher_thread_callback; db_env_set_flusher_thread_callback;
db_env_set_num_bucket_mutexes; db_env_set_num_bucket_mutexes;
read_partitioned_counter;
toku_ydb_error_all_cases; toku_ydb_error_all_cases;
toku_set_trace_file; toku_set_trace_file;
toku_close_trace_file; toku_close_trace_file;

10
util/partitioned_counter.h
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@ -122,6 +122,10 @@ PATENT RIGHTS GRANT:
// //
// The old C interface. This required a bunch of explicit ___attribute__((__destructor__)) functions to remember to destroy counters at the end. // The old C interface. This required a bunch of explicit ___attribute__((__destructor__)) functions to remember to destroy counters at the end.
#if defined(__cplusplus)
extern "C" {
#endif
typedef struct partitioned_counter *PARTITIONED_COUNTER; typedef struct partitioned_counter *PARTITIONED_COUNTER;
PARTITIONED_COUNTER create_partitioned_counter(void); PARTITIONED_COUNTER create_partitioned_counter(void);
// Effect: Create a counter, initialized to zero. // Effect: Create a counter, initialized to zero.
@ -133,7 +137,7 @@ void increment_partitioned_counter(PARTITIONED_COUNTER, uint64_t amount);
// Effect: Increment the counter by amount. // Effect: Increment the counter by amount.
// Requires: No overflows. This is a 64-bit unsigned counter. // Requires: No overflows. This is a 64-bit unsigned counter.
uint64_t read_partitioned_counter(PARTITIONED_COUNTER); uint64_t read_partitioned_counter(PARTITIONED_COUNTER) __attribute__((__visibility__("default")));
// Effect: Return the current value of the counter. // Effect: Return the current value of the counter.
void partitioned_counters_init(void); void partitioned_counters_init(void);
@ -142,6 +146,10 @@ void partitioned_counters_init(void);
void partitioned_counters_destroy(void); void partitioned_counters_destroy(void);
// Effect: Destroy any partitioned counters data structures. // Effect: Destroy any partitioned counters data structures.
#if defined(__cplusplus)
};
#endif
#if 0 #if 0
#include <pthread.h> #include <pthread.h>
#include "fttypes.h" #include "fttypes.h"