ErrnoException

Thrown if errors that set errno occur.

class ErrnoException : Exception {

uint errno [@property getter];

string errnoMsg [@property getter];

this(string msg, string file, size_t line);

this(string msg, int errno, string file, size_t line);

}

Constructors

this this(string msg, string file, size_t line): Constructor which takes an error message. The current global core.stdc.errno.errno value is used as error code.
this this(string msg, int errno, string file, size_t line): Constructor which takes an error message and error code.

Members

Properties

errno uint errno [@property getter]: Operating system error code.
errnoMsg string errnoMsg [@property getter]: Localized error message generated through core.stdc.string.strerror_r or core.stdc.string.strerror.

Examples

import core.stdc.errno : EAGAIN;
auto ex = new ErrnoException("oh no", EAGAIN);
assert(ex.errno == EAGAIN);

errno is used by default if no explicit error code is provided

import core.stdc.errno : errno, EAGAIN;

auto old = errno;
scope(exit) errno = old;

// fake that errno got set by the callee
errno = EAGAIN;
auto ex = new ErrnoException("oh no");
assert(ex.errno == EAGAIN);

ErrnoException

Constructors

Members

Properties

Examples

Meta

Source