Implemented package imports

src/build/config/gc.go

@@ -1,7 +0,0 @@
-package config
-
-import "runtime/debug"
-
-func init() {
-	debug.SetGCPercent(-1)
-}

src/build/config/init.go

@@ -0,0 +1,53 @@
+package config
+
+import (
+	"os"
+	"path"
+	"path/filepath"
+	"runtime/debug"
+)
+
+var (
+	Executable string
+	Root       string
+	Library    string
+)
+
+func init() {
+	debug.SetGCPercent(-1)
+	executable, err := os.Executable()
+
+	if err != nil {
+		panic(err)
+	}
+
+	Executable = executable
+	Root = filepath.Dir(executable)
+	Library = filepath.Join(Root, "lib")
+	stat, err := os.Stat(Library)
+
+	if !os.IsNotExist(err) && stat != nil && stat.IsDir() {
+		return
+	}
+
+	dir, err := os.Getwd()
+
+	if err != nil {
+		panic(err)
+	}
+
+	for {
+		Library = path.Join(dir, "lib")
+		stat, err := os.Stat(Library)
+
+		if !os.IsNotExist(err) && stat != nil && stat.IsDir() {
+			return
+		}
+
+		if dir == "/" {
+			panic("standard library not found")
+		}
+
+		dir = filepath.Dir(dir)
+	}
+}