fix fs type detection on 32 bit platforms

rferrazz · dennwc · commit 0167142bde7a · 2024-04-18T17:23:41.000+03:00
diff --git a/btrfs.go b/btrfs.go
@@ -11,7 +11,7 @@ import (
 	"github.com/dennwc/ioctl"
 )
 
-const SuperMagic = 0x9123683E
+const SuperMagic uint32 = 0x9123683E
 
 func CloneFile(dst, src *os.File) error {
 	return iocClone(dst, src)
diff --git a/utils.go b/utils.go
@@ -17,7 +17,8 @@ func isBtrfs(path string) (bool, error) {
 	if err := syscall.Statfs(path, &stfs); err != nil {
 		return false, &os.PathError{Op: "statfs", Path: path, Err: err}
 	}
-	return int64(stfs.Type) == SuperMagic, nil
+	fsType := uint32(stfs.Type)
+	return fsType == SuperMagic, nil
 }
 
 func findMountRoot(path string) (string, error) {

Original file line number	Diff line number	Diff line change
`@@ -11,7 +11,7 @@ import (`
`11`	`11`	`"github.com/dennwc/ioctl"`
`12`	`12`	`)`
`13`	`13`
`14`		`-const SuperMagic = 0x9123683E`
	`14`	`+const SuperMagic uint32 = 0x9123683E`
`15`	`15`
`16`	`16`	`func CloneFile(dst, src *os.File) error {`
`17`	`17`	`return iocClone(dst, src)`
Original file line number	Diff line number	Diff line change
`@@ -17,7 +17,8 @@ func isBtrfs(path string) (bool, error) {`
`17`	`17`	`if err := syscall.Statfs(path, &stfs); err != nil {`
`18`	`18`	`return false, &os.PathError{Op: "statfs", Path: path, Err: err}`
`19`	`19`	`}`
`20`		`- return int64(stfs.Type) == SuperMagic, nil`
	`20`	`+ fsType := uint32(stfs.Type)`
	`21`	`+ return fsType == SuperMagic, nil`
`21`	`22`	`}`
`22`	`23`
`23`	`24`	`func findMountRoot(path string) (string, error) {`