diff options
| -rw-r--r-- | contrib/statfs/.gitignore | 1 | ||||
| -rw-r--r-- | contrib/statfs/statfs.go | 34 |
2 files changed, 35 insertions, 0 deletions
diff --git a/contrib/statfs/.gitignore b/contrib/statfs/.gitignore new file mode 100644 index 0000000..1ad5baa --- /dev/null +++ b/contrib/statfs/.gitignore @@ -0,0 +1 @@ +/statfs diff --git a/contrib/statfs/statfs.go b/contrib/statfs/statfs.go new file mode 100644 index 0000000..5dcbd07 --- /dev/null +++ b/contrib/statfs/statfs.go @@ -0,0 +1,34 @@ +package main + +import ( + "encoding/json" + "flag" + "fmt" + "os" + "syscall" +) + +const ( + myName = "statfs" +) + +func main() { + flag.Usage = func() { + fmt.Fprintf(os.Stderr, "Usage: %s PATH\n", myName) + fmt.Fprintf(os.Stderr, "Dump the statfs information for PATH to the console, JSON format.\n") + os.Exit(1) + } + flag.Parse() + if flag.NArg() != 1 { + flag.Usage() + } + path := flag.Arg(0) + var st syscall.Statfs_t + err := syscall.Statfs(path, &st) + if err != nil { + fmt.Fprintf(os.Stderr, "statfs syscall returned error: %v\n", err) + os.Exit(2) + } + jsn, _ := json.MarshalIndent(st, "", "\t") + fmt.Println(string(jsn)) +} |