1 // -*- C++ -*- 2 //===----------------------------------------------------------------------===// 3 // 4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5 // See https://llvm.org/LICENSE.txt for license information. 6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef _LIBCPP___ERRC 11 #define _LIBCPP___ERRC 12 13 /* 14 system_error synopsis 15 16 namespace std 17 { 18 19 enum class errc 20 { 21 address_family_not_supported, // EAFNOSUPPORT 22 address_in_use, // EADDRINUSE 23 address_not_available, // EADDRNOTAVAIL 24 already_connected, // EISCONN 25 argument_list_too_long, // E2BIG 26 argument_out_of_domain, // EDOM 27 bad_address, // EFAULT 28 bad_file_descriptor, // EBADF 29 bad_message, // EBADMSG 30 broken_pipe, // EPIPE 31 connection_aborted, // ECONNABORTED 32 connection_already_in_progress, // EALREADY 33 connection_refused, // ECONNREFUSED 34 connection_reset, // ECONNRESET 35 cross_device_link, // EXDEV 36 destination_address_required, // EDESTADDRREQ 37 device_or_resource_busy, // EBUSY 38 directory_not_empty, // ENOTEMPTY 39 executable_format_error, // ENOEXEC 40 file_exists, // EEXIST 41 file_too_large, // EFBIG 42 filename_too_long, // ENAMETOOLONG 43 function_not_supported, // ENOSYS 44 host_unreachable, // EHOSTUNREACH 45 identifier_removed, // EIDRM 46 illegal_byte_sequence, // EILSEQ 47 inappropriate_io_control_operation, // ENOTTY 48 integrity_check_failed, // EINTEGRITY // FreeBSD customization 49 interrupted, // EINTR 50 invalid_argument, // EINVAL 51 invalid_seek, // ESPIPE 52 io_error, // EIO 53 is_a_directory, // EISDIR 54 message_size, // EMSGSIZE 55 network_down, // ENETDOWN 56 network_reset, // ENETRESET 57 network_unreachable, // ENETUNREACH 58 no_buffer_space, // ENOBUFS 59 no_child_process, // ECHILD 60 no_link, // ENOLINK 61 no_lock_available, // ENOLCK 62 no_message_available, // ENODATA // deprecated 63 no_message, // ENOMSG 64 no_protocol_option, // ENOPROTOOPT 65 no_space_on_device, // ENOSPC 66 no_stream_resources, // ENOSR // deprecated 67 no_such_device_or_address, // ENXIO 68 no_such_device, // ENODEV 69 no_such_file_or_directory, // ENOENT 70 no_such_process, // ESRCH 71 not_a_directory, // ENOTDIR 72 not_a_socket, // ENOTSOCK 73 not_a_stream, // ENOSTR // deprecated 74 not_connected, // ENOTCONN 75 not_enough_memory, // ENOMEM 76 not_supported, // ENOTSUP 77 operation_canceled, // ECANCELED 78 operation_in_progress, // EINPROGRESS 79 operation_not_permitted, // EPERM 80 operation_not_supported, // EOPNOTSUPP 81 operation_would_block, // EWOULDBLOCK 82 owner_dead, // EOWNERDEAD 83 permission_denied, // EACCES 84 protocol_error, // EPROTO 85 protocol_not_supported, // EPROTONOSUPPORT 86 read_only_file_system, // EROFS 87 resource_deadlock_would_occur, // EDEADLK 88 resource_unavailable_try_again, // EAGAIN 89 result_out_of_range, // ERANGE 90 state_not_recoverable, // ENOTRECOVERABLE 91 stream_timeout, // ETIME // deprecated 92 text_file_busy, // ETXTBSY 93 timed_out, // ETIMEDOUT 94 too_many_files_open_in_system, // ENFILE 95 too_many_files_open, // EMFILE 96 too_many_links, // EMLINK 97 too_many_symbolic_link_levels, // ELOOP 98 value_too_large, // EOVERFLOW 99 wrong_protocol_type // EPROTOTYPE 100 }; 101 102 */ 103 104 #include <__config> 105 #include <cerrno> 106 107 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 108 # pragma GCC system_header 109 #endif 110 111 // The method of pushing and popping the diagnostics fails for GCC. GCC does 112 // not recognize the pragma's used to generate deprecated diagnostics for 113 // macros. So GCC does not need the pushing and popping. 114 // 115 // TODO Remove this when the deprecated constants are removed. 116 // 117 // Note based on the post-review comments in 118 // https://github.com/llvm/llvm-project/pull/80542 libc++ no longer deprecates 119 // the macros. Since C libraries may start to deprecate these POSIX macros the 120 // deprecation warning avoidance is kept. 121 #if defined(_LIBCPP_COMPILER_CLANG_BASED) 122 # define _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH _LIBCPP_SUPPRESS_DEPRECATED_PUSH 123 # define _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP _LIBCPP_SUPPRESS_DEPRECATED_POP 124 #else 125 # define _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH 126 # define _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP 127 #endif 128 129 _LIBCPP_BEGIN_NAMESPACE_STD 130 131 // Some error codes are not present on all platforms, so we provide equivalents 132 // for them: 133 134 // enum class errc 135 // 136 // LWG3869 deprecates the UNIX STREAMS macros and enum values. 137 // This makes the code clumbersome: 138 // - the enum value is deprecated and should show a diagnostic, 139 // - the macro is deprecated and should _not_ show a diagnostic in this 140 // context, and 141 // - the macro is not always available. 142 // This leads to the odd pushing and popping of the deprecated 143 // diagnostic. 144 _LIBCPP_DECLARE_STRONG_ENUM(errc){ 145 address_family_not_supported = EAFNOSUPPORT, 146 address_in_use = EADDRINUSE, 147 address_not_available = EADDRNOTAVAIL, 148 already_connected = EISCONN, 149 argument_list_too_long = E2BIG, 150 argument_out_of_domain = EDOM, 151 bad_address = EFAULT, 152 bad_file_descriptor = EBADF, 153 bad_message = EBADMSG, 154 broken_pipe = EPIPE, 155 connection_aborted = ECONNABORTED, 156 connection_already_in_progress = EALREADY, 157 connection_refused = ECONNREFUSED, 158 connection_reset = ECONNRESET, 159 cross_device_link = EXDEV, 160 destination_address_required = EDESTADDRREQ, 161 device_or_resource_busy = EBUSY, 162 directory_not_empty = ENOTEMPTY, 163 executable_format_error = ENOEXEC, 164 file_exists = EEXIST, 165 file_too_large = EFBIG, 166 filename_too_long = ENAMETOOLONG, 167 function_not_supported = ENOSYS, 168 host_unreachable = EHOSTUNREACH, 169 identifier_removed = EIDRM, 170 illegal_byte_sequence = EILSEQ, 171 inappropriate_io_control_operation = ENOTTY, 172 #ifdef EINTEGRITY 173 integrity_check_failed = EINTEGRITY, // FreeBSD customization 174 #endif 175 interrupted = EINTR, 176 invalid_argument = EINVAL, 177 invalid_seek = ESPIPE, 178 io_error = EIO, 179 is_a_directory = EISDIR, 180 message_size = EMSGSIZE, 181 network_down = ENETDOWN, 182 network_reset = ENETRESET, 183 network_unreachable = ENETUNREACH, 184 no_buffer_space = ENOBUFS, 185 no_child_process = ECHILD, 186 no_link = ENOLINK, 187 no_lock_available = ENOLCK, 188 // clang-format off 189 no_message_available _LIBCPP_DEPRECATED = 190 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH 191 #ifdef ENODATA 192 ENODATA 193 #else 194 ENOMSG 195 #endif 196 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP 197 , 198 // clang-format on 199 no_message = ENOMSG, 200 no_protocol_option = ENOPROTOOPT, 201 no_space_on_device = ENOSPC, 202 // clang-format off 203 no_stream_resources _LIBCPP_DEPRECATED = 204 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH 205 #ifdef ENOSR 206 ENOSR 207 #else 208 ENOMEM 209 #endif 210 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP 211 , 212 // clang-format on 213 no_such_device_or_address = ENXIO, 214 no_such_device = ENODEV, 215 no_such_file_or_directory = ENOENT, 216 no_such_process = ESRCH, 217 not_a_directory = ENOTDIR, 218 not_a_socket = ENOTSOCK, 219 // clang-format off 220 not_a_stream _LIBCPP_DEPRECATED = 221 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH 222 #ifdef ENOSTR 223 ENOSTR 224 #else 225 EINVAL 226 #endif 227 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP 228 , 229 // clang-format on 230 not_connected = ENOTCONN, 231 not_enough_memory = ENOMEM, 232 not_supported = ENOTSUP, 233 operation_canceled = ECANCELED, 234 operation_in_progress = EINPROGRESS, 235 operation_not_permitted = EPERM, 236 operation_not_supported = EOPNOTSUPP, 237 operation_would_block = EWOULDBLOCK, 238 owner_dead = EOWNERDEAD, 239 permission_denied = EACCES, 240 protocol_error = EPROTO, 241 protocol_not_supported = EPROTONOSUPPORT, 242 read_only_file_system = EROFS, 243 resource_deadlock_would_occur = EDEADLK, 244 resource_unavailable_try_again = EAGAIN, 245 result_out_of_range = ERANGE, 246 state_not_recoverable = ENOTRECOVERABLE, 247 // clang-format off 248 stream_timeout _LIBCPP_DEPRECATED = 249 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_PUSH 250 #ifdef ETIME 251 ETIME 252 #else 253 ETIMEDOUT 254 #endif 255 _LIBCPP_SUPPRESS_DEPRECATED_ERRC_POP 256 , 257 // clang-format on 258 text_file_busy = ETXTBSY, 259 timed_out = ETIMEDOUT, 260 too_many_files_open_in_system = ENFILE, 261 too_many_files_open = EMFILE, 262 too_many_links = EMLINK, 263 too_many_symbolic_link_levels = ELOOP, 264 value_too_large = EOVERFLOW, 265 wrong_protocol_type = EPROTOTYPE}; 266 _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(errc) 267 268 _LIBCPP_END_NAMESPACE_STD 269 270 #endif // _LIBCPP___ERRC 271