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authorJakob Unterwurzacher2016-10-09 20:55:33 +0200
committerJakob Unterwurzacher2016-10-09 20:55:33 +0200
commit9f0793ab0f7f73f8829cb86d6a645fd01eaa6849 (patch)
treeabb0563914196138f40acad7a19e9d0f1fe77cce /main.go
parentb70d2ffd94805c139971ece3cd372dafea5c95f3 (diff)
main: more useful error message on unknown flag
Diffstat (limited to 'main.go')
-rw-r--r--main.go4
1 files changed, 1 insertions, 3 deletions
diff --git a/main.go b/main.go
index 6d03ee2..c5675e2 100644
--- a/main.go
+++ b/main.go
@@ -216,9 +216,7 @@ func main() {
}
// Default operation: mount.
if flagSet.NArg() != 2 {
- prettyArgs := fmt.Sprintf("%q", os.Args[1:])
- // Get rid of "[" and "]"
- prettyArgs = prettyArgs[1 : len(prettyArgs)-1]
+ prettyArgs := prettyArgs()
tlog.Info.Printf("Wrong number of arguments (have %d, want 2). You passed: %s",
flagSet.NArg(), prettyArgs)
tlog.Fatal.Printf("Usage: %s [OPTIONS] CIPHERDIR MOUNTPOINT [-o COMMA-SEPARATED-OPTIONS]", tlog.ProgramName)