Make FileTime work portably.

lib/ftime_bsd.go

@@ -0,0 +1,37 @@
+// +build freebsd darwin netbsd
+
+package lib
+
+import (
+	"time"
+
+	"golang.org/x/sys/unix"
+)
+
+// FileTime contains the changed, modified, and accessed timestamps
+// for a file.
+type FileTime struct {
+	Changed  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.Changed = timeSpecToTime(st.Ctimespec)
+	ft.Modified = timeSpecToTime(st.Mtimespec)
+	ft.Accessed = timeSpecToTime(st.Atimespec)
+	return ft, nil
+}

lib/ftime_unix.go

@@ -0,0 +1,37 @@
+// +build unix linux openbsd
+
+package lib
+
+import (
+	"time"
+
+	"golang.org/x/sys/unix"
+)
+
+// FileTime contains the changed, modified, and accessed timestamps
+// for a file.
+type FileTime struct {
+	Changed  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.Changed = timeSpecToTime(st.Ctim)
+	ft.Modified = timeSpecToTime(st.Mtim)
+	ft.Accessed = timeSpecToTime(st.Atim)
+	return ft, nil
+}

lib/lib.go

@@ -6,8 +6,6 @@ import (
 	"os"
 	"path/filepath"
 	"time"
-
-	"golang.org/x/sys/unix"
 )
 
 var progname = filepath.Base(os.Args[0])
@@ -113,31 +111,3 @@ func Duration(d time.Duration) string {
 	s += fmt.Sprintf("%dh%s", hours, d)
 	return s
 }
-
-// FileTime contains the changed, modified, and accessed timestamps
-// for a file.
-type FileTime struct {
-	Changed  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.Changed = timeSpecToTime(st.Ctim)
-	ft.Modified = timeSpecToTime(st.Mtim)
-	ft.Accessed = timeSpecToTime(st.Atim)
-	return ft, nil
-}