// Copyright 2021 Clayton Craft // SPDX-License-Identifier: GPL-3.0-or-later package misc import ( "golang.org/x/sys/unix" "log" "os" "path/filepath" ) type StringSet map[string]bool // Converts a relative symlink target path (e.g. ../../lib/foo.so), that is // absolute path func RelativeSymlinkTargetToDir(symPath string, dir string) (string, error) { var path string oldWd, err := os.Getwd() if err != nil { log.Print("Unable to get current working dir") return path, err } if err := os.Chdir(dir); err != nil { log.Print("Unable to change to working dir: ", dir) return path, err } path, err = filepath.Abs(symPath) if err != nil { log.Print("Unable to resolve abs path to: ", symPath) return path, err } if err := os.Chdir(oldWd); err != nil { log.Print("Unable to change to old working dir") return path, err } return path, nil } func FreeSpace(path string) (uint64, error) { var stat unix.Statfs_t unix.Statfs(path, &stat) size := stat.Bavail * uint64(stat.Bsize) return size, nil }