4.3 KiB
[errno]
19 Diagnostics library [diagnostics]
19.4 Error numbers [errno]
19.4.1 General [errno.general]
The contents of the header are the same as the POSIX header<errno.h>, except that errno shall be defined as a macro.
[Note 1:
The intent is to remain in close alignment with the POSIX standard.
â end note]
A separate errno value is provided for each thread.
19.4.2 Header synopsis [cerrno.syn]
#define errno see below#define E2BIG see below // freestanding#define EACCES see below // freestanding#define EADDRINUSE see below // freestanding#define EADDRNOTAVAIL see below // freestanding#define EAFNOSUPPORT see below // freestanding#define EAGAIN see below // freestanding#define EALREADY see below // freestanding#define EBADF see below // freestanding#define EBADMSG see below // freestanding#define EBUSY see below // freestanding#define ECANCELED see below // freestanding#define ECHILD see below // freestanding#define ECONNABORTED see below // freestanding#define ECONNREFUSED see below // freestanding#define ECONNRESET see below // freestanding#define EDEADLK see below // freestanding#define EDESTADDRREQ see below // freestanding#define EDOM see below // freestanding#define EEXIST see below // freestanding#define EFAULT see below // freestanding#define EFBIG see below // freestanding#define EHOSTUNREACH see below // freestanding#define EIDRM see below // freestanding#define EILSEQ see below // freestanding#define EINPROGRESS see below // freestanding#define EINTR see below // freestanding#define EINVAL see below // freestanding#define EIO see below // freestanding#define EISCONN see below // freestanding#define EISDIR see below // freestanding#define ELOOP see below // freestanding#define EMFILE see below // freestanding#define EMLINK see below // freestanding#define EMSGSIZE see below // freestanding#define ENAMETOOLONG see below // freestanding#define ENETDOWN see below // freestanding#define ENETRESET see below // freestanding#define ENETUNREACH see below // freestanding#define ENFILE see below // freestanding#define ENOBUFS see below // freestanding#define ENODEV see below // freestanding#define ENOENT see below // freestanding#define ENOEXEC see below // freestanding#define ENOLCK see below // freestanding#define ENOLINK see below // freestanding#define ENOMEM see below // freestanding#define ENOMSG see below // freestanding#define ENOPROTOOPT see below // freestanding#define ENOSPC see below // freestanding#define ENOSYS see below // freestanding#define ENOTCONN see below // freestanding#define ENOTDIR see below // freestanding#define ENOTEMPTY see below // freestanding#define ENOTRECOVERABLE see below // freestanding#define ENOTSOCK see below // freestanding#define ENOTSUP see below // freestanding#define ENOTTY see below // freestanding#define ENXIO see below // freestanding#define EOPNOTSUPP see below // freestanding#define EOVERFLOW see below // freestanding#define EOWNERDEAD see below // freestanding#define EPERM see below // freestanding#define EPIPE see below // freestanding#define EPROTO see below // freestanding#define EPROTONOSUPPORT see below // freestanding#define EPROTOTYPE see below // freestanding#define ERANGE see below // freestanding#define EROFS see below // freestanding#define ESPIPE see below // freestanding#define ESRCH see below // freestanding#define ETIMEDOUT see below // freestanding#define ETXTBSY see below // freestanding#define EWOULDBLOCK see below // freestanding#define EXDEV see below // freestanding
The meaning of the macros in this header is defined by the POSIX standard.
See also: ISO/IEC 9899:2024, 7.5