| // Copyright 2026 The IREE Authors |
| // |
| // Licensed under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| |
| // <errno.h> for wasm32. |
| |
| #ifndef IREE_WASM_LIBC_ERRNO_H_ |
| #define IREE_WASM_LIBC_ERRNO_H_ |
| |
| // errno is a plain global — wasm threads share memory but each thread |
| // could get its own errno via TLS once wasm TLS is available. |
| extern int errno; |
| |
| // Error numbers. Values follow the Linux/musl convention for consistency |
| // with wasm-ld's expectations and to avoid surprises when cross-referencing |
| // error codes between wasm and host. |
| |
| // POSIX base. |
| #define EPERM 1 |
| #define ENOENT 2 |
| #define ESRCH 3 |
| #define EINTR 4 |
| #define EIO 5 |
| #define ENXIO 6 |
| #define E2BIG 7 |
| #define ENOEXEC 8 |
| #define EBADF 9 |
| #define ECHILD 10 |
| #define EAGAIN 11 |
| #define ENOMEM 12 |
| #define EACCES 13 |
| #define EFAULT 14 |
| #define ENOTBLK 15 |
| #define EBUSY 16 |
| #define EEXIST 17 |
| #define EXDEV 18 |
| #define ENODEV 19 |
| #define ENOTDIR 20 |
| #define EISDIR 21 |
| #define EINVAL 22 |
| #define ENFILE 23 |
| #define EMFILE 24 |
| #define ENOTTY 25 |
| #define ETXTBSY 26 |
| #define EFBIG 27 |
| #define ENOSPC 28 |
| #define ESPIPE 29 |
| #define EROFS 30 |
| #define EMLINK 31 |
| #define EPIPE 32 |
| #define EDOM 33 |
| #define ERANGE 34 |
| #define EDEADLK 35 |
| #define ENAMETOOLONG 36 |
| #define ENOLCK 37 |
| #define ENOSYS 38 |
| #define ENOTEMPTY 39 |
| #define ELOOP 40 |
| #define ENOMSG 42 |
| #define EIDRM 43 |
| #define ECHRNG 44 |
| #define ENOSTR 60 |
| #define ENODATA 61 |
| #define ETIME 62 |
| #define ENOSR 63 |
| #define ENONET 64 |
| #define ENOPKG 65 |
| #define ENOLINK 67 |
| #define ECOMM 70 |
| #define EOVERFLOW 75 |
| #define ENOTUNIQ 76 |
| #define EBADFD 77 |
| #define EILSEQ 84 |
| #define ENOMEDIUM 123 |
| #define EISNAM 120 |
| #define ENOKEY 126 |
| #define EUNATCH 49 |
| #define EUSERS 87 |
| |
| // Networking (POSIX). |
| #define ENOTSOCK 88 |
| #define EDESTADDRREQ 89 |
| #define EMSGSIZE 90 |
| #define EPROTOTYPE 91 |
| #define ENOPROTOOPT 92 |
| #define EPROTONOSUPPORT 93 |
| #define ESOCKTNOSUPPORT 94 |
| #define ENOTSUP 95 |
| #define EPFNOSUPPORT 96 |
| #define EAFNOSUPPORT 97 |
| #define EADDRINUSE 98 |
| #define EADDRNOTAVAIL 99 |
| #define ENETDOWN 100 |
| #define ENETUNREACH 101 |
| #define ENETRESET 102 |
| #define ECONNABORTED 103 |
| #define ECONNRESET 104 |
| #define ENOBUFS 105 |
| #define EISCONN 106 |
| #define ENOTCONN 107 |
| #define ESHUTDOWN 108 |
| #define ETIMEDOUT 110 |
| #define ECONNREFUSED 111 |
| #define EHOSTDOWN 112 |
| #define EHOSTUNREACH 113 |
| #define EALREADY 114 |
| #define EINPROGRESS 115 |
| #define ESTALE 116 |
| #define EDQUOT 122 |
| #define ECANCELED 125 |
| |
| // Aliases. |
| #define EWOULDBLOCK EAGAIN |
| #define EOPNOTSUPP ENOTSUP |
| #define EDEADLOCK EDEADLK |
| |
| #endif // IREE_WASM_LIBC_ERRNO_H_ |
