Exception: Mach::Error

Inherits:
StandardError
  • Object
show all
Includes:
Functions
Defined in:
lib/mach/error.rb

Defined Under Namespace

Classes: ABORTED, FAILURE, INVALID_ADDRESS, INVALID_ARGUMENT, INVALID_NAME, NO_SPACE, OPERATION_TIMED_OUT, PROTECTION_FAILURE

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Functions

attach_mach_function, error_check, error_check_bootstrap, new_memory_pointer, #new_memory_pointer

Methods included from Types

#enum, #find_type, typedefs

Constructor Details

#initialize(msg, errno) ⇒ Error

Returns a new instance of Error.



38
39
40
41
 
# File 'lib/mach/error.rb', line 38

def initialize(msg, errno)
  super(msg)
  @errno = errno
end

Instance Attribute Details

#errno ⇒ Object (readonly)

Returns the value of attribute errno.



36
37
38
 
# File 'lib/mach/error.rb', line 36

def errno
  @errno
end

Class Method Details

.new(msg, errno) ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/mach/error.rb', line 18

def self.new(msg, errno)
  klass = case errno
          when 1; then INVALID_ADDRESS
          when 2; then PROTECTION_FAILURE
          when 3; then NO_SPACE
          when 4; then INVALID_ARGUMENT
          when 5; then FAILURE
          when 14; then ABORTED
          when 15; then INVALID_NAME
          when 49; then OPERATION_TIMED_OUT
          else FAILURE
          end

  e = klass.allocate
  e.send(:initialize, msg, errno)
  e
end

Instance Method Details

#to_s ⇒ Object 



43
44
45
 
# File 'lib/mach/error.rb', line 43

def to_s
  "#{super}: #{error_string(errno)}"
end