Merge pull request #3 from benbjohnson/spill

Spill to dirty pages, write to disk

1 files changed, 13 insertions, 1 deletions

diff --git a/meta.go b/meta.go
index f3bc4b6..659bfa7 100644
--- a/meta.go
+++ b/meta.go
@@ -14,8 +14,8 @@ type meta struct {
 	pageSize uint32
 	pgid     pgid
 	free     pgid
+	sys      pgid
 	txnid    txnid
-	sys      bucket
 }
 
 // validate checks the marker bytes and version of the meta page to ensure it matches this binary.
@@ -30,8 +30,20 @@ func (m *meta) validate() error {
 
 // copy copies one meta object to another.
 func (m *meta) copy(dest *meta) {
+	dest.magic = m.magic
+	dest.version = m.version
 	dest.pageSize = m.pageSize
 	dest.pgid = m.pgid
+	dest.free = m.free
 	dest.txnid = m.txnid
 	dest.sys = m.sys
 }
+
+// write writes the meta onto a page.
+func (m *meta) write(p *page) {
+	// Page id is either going to be 0 or 1 which we can determine by the Txn ID.
+	p.id = pgid(m.txnid % 2)
+	p.flags |= p_meta
+
+	m.copy(p.meta())
+}