diff options
| author | Alex Gorrod <alexander.gorrod@mongodb.com> | 2017-04-14 03:25:28 +1000 |
|---|---|---|
| committer | Alex Gorrod <alexander.gorrod@mongodb.com> | 2017-04-14 03:25:28 +1000 |
| commit | f5c08e2b5f02805b062888d45c9eca19af175f7e (patch) | |
| tree | 0b43098fab6f6059c04c89e9b85337d5f625c5f2 /src/support/rand.c | |
| parent | d48181f6f4db08761ed7b80b0332908b272ad0d0 (diff) | |
| parent | cb16839cfbdf338af95bed43ca40979ae6e32f54 (diff) | |
| download | mongodb-3.2.13.tar.gz | |
Merge branch 'mongodb-3.4' into mongodb-3.2mongodb-3.2.13
Diffstat (limited to 'src/support/rand.c')
| -rw-r--r-- | src/support/rand.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/support/rand.c b/src/support/rand.c index a5b229b9abc..4fae43edc8e 100644 --- a/src/support/rand.c +++ b/src/support/rand.c @@ -120,3 +120,15 @@ __wt_random(WT_RAND_STATE volatile * rnd_state) return ((z << 16) + (w & 65535)); } + +/* + * __wt_random64 -- + * Return a 64-bit pseudo-random number. + */ +uint64_t +__wt_random64(WT_RAND_STATE volatile * rnd_state) + WT_GCC_FUNC_ATTRIBUTE((visibility("default"))) +{ + return (((uint64_t)__wt_random(rnd_state) << 32) + + __wt_random(rnd_state)); +} |