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math/rand: document default initial seed for global generator

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Fixes #2044.

R=golang-dev
CC=golang-dev
https://golang.org/cl/5541056
This commit is contained in:
Scott Lawrence 2012-01-16 18:13:34 -05:00 committed by Russ Cox
parent b16f3a2d50
commit 5163e7aa27
1 changed files with 3 additions and 1 deletions
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4
src/pkg/math/rand/rand.go
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@ -107,7 +107,9 @@ func (r *Rand) Perm(n int) []int {
var globalRand = New(&lockedSource{src: NewSource(1)})
// Seed uses the provided seed value to initialize the generator to a deterministic state.
// Seed uses the provided seed value to initialize the generator to a
// deterministic state. If Seed is not called, the generator behaves as
// if seeded by Seed(1).
func Seed(seed int64) { globalRand.Seed(seed) }
// Int63 returns a non-negative pseudo-random 63-bit integer as an int64.