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https://github.com/fluencelabs/redis
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Refactor createObjectFromLongLong() to be suitable for value objects.
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parent
2076660843
commit
bd92389c2d
34
src/object.c
34
src/object.c
@ -123,9 +123,25 @@ robj *createStringObject(const char *ptr, size_t len) {
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return createRawStringObject(ptr,len);
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}
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robj *createStringObjectFromLongLong(long long value) {
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/* Create a string object from a long long value. When possible returns a
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* shared integer object, or at least an integer encoded one.
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*
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* If valueobj is non zero, the function avoids returning a a shared
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* integer, because the object is going to be used as value in the Redis key
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* space (for instance when the INCR command is used), so we want LFU/LRU
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* values specific for each key. */
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robj *createStringObjectFromLongLongWithOptions(long long value, int valueobj) {
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robj *o;
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if (value >= 0 && value < OBJ_SHARED_INTEGERS) {
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if (server.maxmemory == 0 ||
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!(server.maxmemory_policy & MAXMEMORY_FLAG_NO_SHARED_INTEGERS))
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{
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/* If the maxmemory policy permits, we can still return shared integers
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* even if valueobj is true. */
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valueobj = 0;
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}
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if (value >= 0 && value < OBJ_SHARED_INTEGERS && valueobj == 0) {
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incrRefCount(shared.integers[value]);
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o = shared.integers[value];
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} else {
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@ -140,6 +156,20 @@ robj *createStringObjectFromLongLong(long long value) {
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return o;
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}
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/* Wrapper for createStringObjectFromLongLongWithOptions() always demanding
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* to create a shared object if possible. */
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robj *createStringObjectFromLongLong(long long value) {
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return createStringObjectFromLongLongWithOptions(value,0);
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}
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/* Wrapper for createStringObjectFromLongLongWithOptions() avoiding a shared
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* object when LFU/LRU info are needed, that is, when the object is used
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* as a value in the key space, and Redis is configured to evict based on
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* LFU/LRU. */
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robj *createStringObjectFromLongLongForValue(long long value) {
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return createStringObjectFromLongLongWithOptions(value,1);
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}
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/* Create a string object from a long double. If humanfriendly is non-zero
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* it does not use exponential format and trims trailing zeroes at the end,
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* however this results in loss of precision. Otherwise exp format is used
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@ -1501,6 +1501,7 @@ robj *tryObjectEncoding(robj *o);
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robj *getDecodedObject(robj *o);
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size_t stringObjectLen(robj *o);
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robj *createStringObjectFromLongLong(long long value);
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robj *createStringObjectFromLongLongForValue(long long value);
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robj *createStringObjectFromLongDouble(long double value, int humanfriendly);
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robj *createQuicklistObject(void);
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robj *createZiplistObject(void);
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