Merge pull request #205 from ebiggers/autoselect-v2

Automatically enable policy_version 2 when kernel support is detected

1 files changed, 6 insertions, 0 deletions

diff --git a/filesystem/path.go b/filesystem/path.go
index b9b403d..274dc0a 100644
--- a/filesystem/path.go
+++ b/filesystem/path.go
@@ -78,6 +78,12 @@ func isRegularFile(path string) bool {
 	return err == nil && info.Mode().IsRegular()
 }
 
+// HaveReadAccessTo returns true if the process has read access to a file or
+// directory, without actually opening it.
+func HaveReadAccessTo(path string) bool {
+	return unix.Access(path, unix.R_OK) == nil
+}
+
 // DeviceNumber represents a combined major:minor device number.
 type DeviceNumber uint64