daemon/graphdriver/btrfs/version.go

// +build linux,!btrfs_noversion

package btrfs // import "github.com/docker/docker/daemon/graphdriver/btrfs"

/*
#include <btrfs/version.h>

// around version 3.16, they did not define lib version yet
#ifndef BTRFS_LIB_VERSION
#define BTRFS_LIB_VERSION -1
#endif

// upstream had removed it, but now it will be coming back
#ifndef BTRFS_BUILD_VERSION
#define BTRFS_BUILD_VERSION "-"
#endif
*/
import "C"

func btrfsBuildVersion() string {
	return string(C.BTRFS_BUILD_VERSION)
}

func btrfsLibVersion() int {
	return int(C.BTRFS_LIB_VERSION)
}