pkg/osutil: windows port

1 files changed, 28 insertions, 0 deletions

diff --git a/pkg/osutil/osutil.go b/pkg/osutil/osutil.go
index 79cd455c2..d98e91e19 100644
--- a/pkg/osutil/osutil.go
+++ b/pkg/osutil/osutil.go
@@ -10,6 +10,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"runtime"
 	"time"
 )
 
@@ -145,3 +146,30 @@ func ListDir(dir string) ([]string, error) {
 	defer f.Close()
 	return f.Readdirnames(-1)
 }
+
+var wd string
+
+func init() {
+	if runtime.GOOS == "fuchsia" {
+		return
+	}
+	var err error
+	wd, err = os.Getwd()
+	if err != nil {
+		panic(fmt.Sprintf("failed to get wd: %v", err))
+	}
+}
+
+func Abs(path string) string {
+	if runtime.GOOS == "fuchsia" {
+		// Getwd/Abs are not supported on fuchsia. Let's hope for best.
+		return path
+	}
+	if wd1, err := os.Getwd(); err == nil && wd1 != wd {
+		panic("don't mess with wd in a concurrent program")
+	}
+	if path == "" || filepath.IsAbs(path) {
+		return path
+	}
+	return filepath.Join(wd, path)
+}