From c4cd5442e49164f0e69421447325fade0128ca07 Mon Sep 17 00:00:00 2001
From: Kyle <kyle@tyrfingr.is>
Date: Mon, 18 Jan 2016 23:04:42 -0800
Subject: [PATCH] Add FileTime struct.

This allows retrieving a file's creation, modified, and access time
using a Unix stat(1) call.
---
 lib/lib.go | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/lib/lib.go b/lib/lib.go
index 1096e0b..cd876c9 100644
--- a/lib/lib.go
+++ b/lib/lib.go
@@ -6,6 +6,8 @@ import (
 	"os"
 	"path/filepath"
 	"time"
+
+	"golang.org/x/sys/unix"
 )
 
 var progname = filepath.Base(os.Args[0])
@@ -111,3 +113,31 @@ func Duration(d time.Duration) string {
 	s += fmt.Sprintf("%dh%s", hours, d)
 	return s
 }
+
+// FileTime contains the created, modified, and accessed timestamps
+// for a file.
+type FileTime struct {
+	Created  time.Time
+	Modified time.Time
+	Accessed time.Time
+}
+
+func timeSpecToTime(ts unix.TimeSpec) time.Time {
+	return time.Unix(ts.Sec, ts.Nsec)
+}
+
+// LoadFileTime returns a FileTime associated with the file.
+func LoadFileTime(path string) (FileTime, error) {
+	var ft = FileTime{}
+	var st = unix.Stat_t{}
+
+	err := unix.Stat(path, &st)
+	if err != nil {
+		return ft, err
+	}
+
+	ft.Created = timeSpecToTime(st.Ctim)
+	ft.Modified = timeSpecToTime(st.Mtim)
+	ft.Accessed = timeSpecToTime(st.Atim)
+	return ft, nil
+}