exitcodes: get rid of generic "Mount" exit code

Instead, create three new specific exit codes:
* FuseNewServer = 19
* CtlSock = 20
* PanicLogCreate = 21

1 files changed, 15 insertions, 6 deletions

diff --git a/internal/exitcodes/exitcodes.go b/internal/exitcodes/exitcodes.go
index 7a2efdb..cba74b6 100644
--- a/internal/exitcodes/exitcodes.go
+++ b/internal/exitcodes/exitcodes.go
@@ -8,12 +8,12 @@ import (
 )
 
 const (
-	// Usage error: cli syntax etc
+	// Usage - usage error like wrong cli syntax, wrong number of parameters.
 	Usage = 1
 	// 2 is reserved because it is used by Go panic
+	// 3 is reserved because it was used by earlier gocryptfs version as a generic
+	// "mount" error.
 
-	// Mount is an error on mount
-	Mount = 3
 	// CipherDir means that the CIPHERDIR does not exist
 	CipherDir = 6
 	// Init is an error on filesystem init
@@ -26,7 +26,8 @@ const (
 	MountPoint = 10
 	// Other error - please inspect the message
 	Other = 11
-	// PasswordIncorrect - the password was incorrect
+	// PasswordIncorrect - the password was incorrect when mounting or when
+	// changing the password.
 	PasswordIncorrect = 12
 	// ScryptParams means that scrypt was called with invalid parameters
 	ScryptParams = 13
@@ -35,12 +36,20 @@ const (
 	MasterKey = 14
 	// SigInt means we got SIGINT
 	SigInt = 15
-	// PanicLog means the panic log was not empty when we were unmounted
-	PanicLog = 16
+	// PanicLogNotEmpty means the panic log was not empty when we were unmounted
+	PanicLogNotEmpty = 16
 	// ForkChild means forking the worker child failed
 	ForkChild = 17
 	// OpenSSL means you tried to enable OpenSSL, but we were compiled without it.
 	OpenSSL = 18
+	// FuseNewServer - this exit code means that the call to fuse.NewServer failed.
+	// This usually means that there was a problem executing fusermount, or
+	// fusermount could not attach the mountpoint to the kernel.
+	FuseNewServer = 19
+	// CtlSock - the control socket file could not be created.
+	CtlSock = 20
+	// PanicLogCreate - there was a problem creating the /tmp/gocryptfs_paniclog.XYZ file.
+	PanicLogCreate = 21
 )
 
 // Err wraps an error with an associated numeric exit code