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-rw-r--r--eth/backend.go22
1 files changed, 21 insertions, 1 deletions
diff --git a/eth/backend.go b/eth/backend.go
index 519a4c410..69504fd94 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -14,6 +14,7 @@ import (
"github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/common/compiler"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
@@ -79,6 +80,7 @@ type Config struct {
GasPrice *big.Int
MinerThreads int
AccountManager *accounts.Manager
+ SolcPath string
// NewDB is used to create databases.
// If nil, the default is to create leveldb databases on disk.
@@ -181,6 +183,8 @@ type Ethereum struct {
pow *ethash.Ethash
protocolManager *ProtocolManager
downloader *downloader.Downloader
+ SolcPath string
+ solc *compiler.Solidity
net *p2p.Server
eventMux *event.TypeMux
@@ -209,7 +213,7 @@ func New(config *Config) (*Ethereum, error) {
// Let the database take 3/4 of the max open files (TODO figure out a way to get the actual limit of the open files)
const dbCount = 3
- ethdb.OpenFileLimit = 256 / (dbCount + 1)
+ ethdb.OpenFileLimit = 128 / (dbCount + 1)
newdb := config.NewDB
if newdb == nil {
@@ -264,6 +268,7 @@ func New(config *Config) (*Ethereum, error) {
netVersionId: config.NetworkId,
NatSpec: config.NatSpec,
MinerThreads: config.MinerThreads,
+ SolcPath: config.SolcPath,
}
eth.pow = ethash.New()
@@ -571,3 +576,18 @@ func saveBlockchainVersion(db common.Database, bcVersion int) {
db.Put([]byte("BlockchainVersion"), common.NewValue(bcVersion).Bytes())
}
}
+
+func (self *Ethereum) Solc() (*compiler.Solidity, error) {
+ var err error
+ if self.solc == nil {
+ self.solc, err = compiler.New(self.SolcPath)
+ }
+ return self.solc, err
+}
+
+// set in js console via admin interface or wrapper from cli flags
+func (self *Ethereum) SetSolc(solcPath string) (*compiler.Solidity, error) {
+ self.SolcPath = solcPath
+ self.solc = nil
+ return self.Solc()
+}