1b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner//===- lib/Support/ErrorHandling.cpp - Callbacks for errors ---------------===// 231e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// 331e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// The LLVM Compiler Infrastructure 431e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// 531e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// This file is distributed under the University of Illinois Open Source 631e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// License. See LICENSE.TXT for details. 731e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// 831e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin//===----------------------------------------------------------------------===// 931e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin// 10b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner// This file defines an API used to indicate fatal error conditions. Non-fatal 11b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner// errors (most of them) should be handled through LLVMContext. 12b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner// 1331e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin//===----------------------------------------------------------------------===// 1431e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin 15d04a8d4b33ff316ca4cf961e06c9e312eff8e64fChandler Carruth#include "llvm/Support/ErrorHandling.h" 1636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "llvm-c/Core.h" 17d04a8d4b33ff316ca4cf961e06c9e312eff8e64fChandler Carruth#include "llvm/ADT/SmallVector.h" 1882a29b6a02324e65847ed99bae84dafb2755ea32Daniel Dunbar#include "llvm/ADT/Twine.h" 19d04a8d4b33ff316ca4cf961e06c9e312eff8e64fChandler Carruth#include "llvm/Config/config.h" 20af6c8cc27297cfba8bfed7a0bf4298f4ccfe7268David Greene#include "llvm/Support/Debug.h" 21c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/Errc.h" 2237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines#include "llvm/Support/ManagedStatic.h" 23c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/Mutex.h" 24c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/MutexGuard.h" 25ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#include "llvm/Support/Signals.h" 261f6efa3996dd1929fbc129203ce5009b620e6969Michael J. Spencer#include "llvm/Support/Threading.h" 27c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include "llvm/Support/WindowsError.h" 28d04a8d4b33ff316ca4cf961e06c9e312eff8e64fChandler Carruth#include "llvm/Support/raw_ostream.h" 2931e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin#include <cassert> 3031e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin#include <cstdlib> 3173ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner 3273ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner#if defined(HAVE_UNISTD_H) 3373ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner# include <unistd.h> 3473ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner#endif 3573ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner#if defined(_MSC_VER) 3673ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner# include <io.h> 3773ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner# include <fcntl.h> 3873ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner#endif 3973ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner 4031e2466f159a887fed9139067a676f65adf2a8c3Torok Edwinusing namespace llvm; 4131e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin 42dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hinesstatic fatal_error_handler_t ErrorHandler = nullptr; 43dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hinesstatic void *ErrorHandlerUserData = nullptr; 44ca15f3d6d6c29e9cc75225730270e9ef85834a22Daniel Dunbar 4537ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hinesstatic ManagedStatic<sys::Mutex> ErrorHandlerMutex; 46c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 47b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattnervoid llvm::install_fatal_error_handler(fatal_error_handler_t handler, 48b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner void *user_data) { 4937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines llvm::MutexGuard Lock(*ErrorHandlerMutex); 5031e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin assert(!ErrorHandler && "Error handler already registered!\n"); 5131e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin ErrorHandler = handler; 52ca15f3d6d6c29e9cc75225730270e9ef85834a22Daniel Dunbar ErrorHandlerUserData = user_data; 5331e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin} 5431e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin 55b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattnervoid llvm::remove_fatal_error_handler() { 5637ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines llvm::MutexGuard Lock(*ErrorHandlerMutex); 57dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines ErrorHandler = nullptr; 58c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines ErrorHandlerUserData = nullptr; 5931e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin} 6031e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin 61ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosiervoid llvm::report_fatal_error(const char *Reason, bool GenCrashDiag) { 62ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosier report_fatal_error(Twine(Reason), GenCrashDiag); 6382a29b6a02324e65847ed99bae84dafb2755ea32Daniel Dunbar} 6482a29b6a02324e65847ed99bae84dafb2755ea32Daniel Dunbar 65ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosiervoid llvm::report_fatal_error(const std::string &Reason, bool GenCrashDiag) { 66ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosier report_fatal_error(Twine(Reason), GenCrashDiag); 6782a29b6a02324e65847ed99bae84dafb2755ea32Daniel Dunbar} 6882a29b6a02324e65847ed99bae84dafb2755ea32Daniel Dunbar 69ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosiervoid llvm::report_fatal_error(StringRef Reason, bool GenCrashDiag) { 70ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosier report_fatal_error(Twine(Reason), GenCrashDiag); 71afd693cff38ea76188f8f895c75fdf24c90c606aDaniel Dunbar} 72afd693cff38ea76188f8f895c75fdf24c90c606aDaniel Dunbar 73ce945578ee190cefee0cdd987c1c287d04b8536aChad Rosiervoid llvm::report_fatal_error(const Twine &Reason, bool GenCrashDiag) { 74c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines llvm::fatal_error_handler_t handler = nullptr; 75c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines void* handlerData = nullptr; 76c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines { 77c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines // Only acquire the mutex while reading the handler, so as not to invoke a 78c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines // user-supplied callback under a lock. 7937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines llvm::MutexGuard Lock(*ErrorHandlerMutex); 80c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines handler = ErrorHandler; 81c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines handlerData = ErrorHandlerUserData; 82c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines } 83c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 84c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines if (handler) { 85c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines handler(handlerData, Reason.str(), GenCrashDiag); 8631e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin } else { 8773ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner // Blast the result out to stderr. We don't try hard to make sure this 8873ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner // succeeds (e.g. handling EINTR) and we can't use errs() here because 8973ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner // raw ostreams can call report_fatal_error. 9073ebaff79f2a26d76cccd37d176f05f32b09ad2eChris Lattner SmallVector<char, 64> Buffer; 91d77e5a8176bd45fd26445b03079d690d6c5cfa28Dan Gohman raw_svector_ostream OS(Buffer); 92d77e5a8176bd45fd26445b03079d690d6c5cfa28Dan Gohman OS << "LLVM ERROR: " << Reason << "\n"; 93d77e5a8176bd45fd26445b03079d690d6c5cfa28Dan Gohman StringRef MessageStr = OS.str(); 94dd2fdd81bca3fd99ae769771892cd92ddeb33145Duncan Sands ssize_t written = ::write(2, MessageStr.data(), MessageStr.size()); 95dd2fdd81bca3fd99ae769771892cd92ddeb33145Duncan Sands (void)written; // If something went wrong, we deliberately just give up. 9631e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin } 97d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar 98d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar // If we reached here, we are failing ungracefully. Run the interrupt handlers 99d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar // to make sure any special cleanups get done, in particular that we remove 100d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar // files registered with RemoveFileOnSignal. 101d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar sys::RunInterruptHandlers(); 102d5477089760b39affbfe28d5ef49197f63d34900Daniel Dunbar 103fc298c76c7e5f569ab4310b237784609458c2ea8Chad Rosier exit(1); 10431e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin} 10531e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin 106b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattnervoid llvm::llvm_unreachable_internal(const char *msg, const char *file, 107b0094c2404d0f826aa736bdb7d4d2fba65ad50b4Chris Lattner unsigned line) { 108073f5b669d3f2ea60981d0c044bd43099e7a3dd1Dan Gohman // This code intentionally doesn't call the ErrorHandler callback, because 109073f5b669d3f2ea60981d0c044bd43099e7a3dd1Dan Gohman // llvm_unreachable is intended to be used to indicate "impossible" 110073f5b669d3f2ea60981d0c044bd43099e7a3dd1Dan Gohman // situations, and not legitimate runtime errors. 111c25e7581b9b8088910da31702d4ca21c4734c6d7Torok Edwin if (msg) 112af6c8cc27297cfba8bfed7a0bf4298f4ccfe7268David Greene dbgs() << msg << "\n"; 113af6c8cc27297cfba8bfed7a0bf4298f4ccfe7268David Greene dbgs() << "UNREACHABLE executed"; 11493990d775ea4ac13c9c2614e84fc19a7a2161771Torok Edwin if (file) 115af6c8cc27297cfba8bfed7a0bf4298f4ccfe7268David Greene dbgs() << " at " << file << ":" << line; 116af6c8cc27297cfba8bfed7a0bf4298f4ccfe7268David Greene dbgs() << "!\n"; 11731e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin abort(); 118e7ff00846244c73836d8ef2fb7f6ffed3c00b60eReid Kleckner#ifdef LLVM_BUILTIN_UNREACHABLE 119e7ff00846244c73836d8ef2fb7f6ffed3c00b60eReid Kleckner // Windows systems and possibly others don't declare abort() to be noreturn, 120e7ff00846244c73836d8ef2fb7f6ffed3c00b60eReid Kleckner // so use the unreachable builtin to avoid a Clang self-host warning. 121e7ff00846244c73836d8ef2fb7f6ffed3c00b60eReid Kleckner LLVM_BUILTIN_UNREACHABLE; 122e7ff00846244c73836d8ef2fb7f6ffed3c00b60eReid Kleckner#endif 12331e2466f159a887fed9139067a676f65adf2a8c3Torok Edwin} 1240739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo 1250739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlostatic void bindingsErrorHandler(void *user_data, const std::string& reason, 1260739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo bool gen_crash_diag) { 1270739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo LLVMFatalErrorHandler handler = 12816da44c56235d4aa12c001d94f87ca1dd8e30837Alp Toker LLVM_EXTENSION reinterpret_cast<LLVMFatalErrorHandler>(user_data); 1290739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo handler(reason.c_str()); 1300739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo} 1310739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo 1320739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlovoid LLVMInstallFatalErrorHandler(LLVMFatalErrorHandler Handler) { 13316da44c56235d4aa12c001d94f87ca1dd8e30837Alp Toker install_fatal_error_handler(bindingsErrorHandler, 13416da44c56235d4aa12c001d94f87ca1dd8e30837Alp Toker LLVM_EXTENSION reinterpret_cast<void *>(Handler)); 1350739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo} 1360739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo 1370739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlovoid LLVMResetFatalErrorHandler() { 1380739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo remove_fatal_error_handler(); 1390739140b05337d97c22fd17c97ac71ab5a34f5d9Filip Pizlo} 140c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 141c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#ifdef LLVM_ON_WIN32 142c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 143c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#include <winerror.h> 144c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 145c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines// I'd rather not double the line count of the following. 146c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#define MAP_ERR_TO_COND(x, y) \ 147c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines case x: \ 148c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return make_error_code(errc::y) 149c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 150c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hinesstd::error_code llvm::mapWindowsError(unsigned EV) { 151c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines switch (EV) { 152c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_ACCESS_DENIED, permission_denied); 153c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_ALREADY_EXISTS, file_exists); 154c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_BAD_UNIT, no_such_device); 155c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_BUFFER_OVERFLOW, filename_too_long); 156c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_BUSY, device_or_resource_busy); 157c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_BUSY_DRIVE, device_or_resource_busy); 158c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_CANNOT_MAKE, permission_denied); 159c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_CANTOPEN, io_error); 160c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_CANTREAD, io_error); 161c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_CANTWRITE, io_error); 162c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_CURRENT_DIRECTORY, permission_denied); 163c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_DEV_NOT_EXIST, no_such_device); 164c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_DEVICE_IN_USE, device_or_resource_busy); 165c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_DIR_NOT_EMPTY, directory_not_empty); 166c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_DIRECTORY, invalid_argument); 167c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_DISK_FULL, no_space_on_device); 168c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_FILE_EXISTS, file_exists); 169c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_FILE_NOT_FOUND, no_such_file_or_directory); 170c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_HANDLE_DISK_FULL, no_space_on_device); 171c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_INVALID_ACCESS, permission_denied); 172c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_INVALID_DRIVE, no_such_device); 173c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_INVALID_FUNCTION, function_not_supported); 174c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_INVALID_HANDLE, invalid_argument); 175c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_INVALID_NAME, invalid_argument); 176c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_LOCK_VIOLATION, no_lock_available); 177c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_LOCKED, no_lock_available); 178c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_NEGATIVE_SEEK, invalid_argument); 179c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_NOACCESS, permission_denied); 180c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_NOT_ENOUGH_MEMORY, not_enough_memory); 181c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_NOT_READY, resource_unavailable_try_again); 182c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_OPEN_FAILED, io_error); 183c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_OPEN_FILES, device_or_resource_busy); 184c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_OUTOFMEMORY, not_enough_memory); 185c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_PATH_NOT_FOUND, no_such_file_or_directory); 186c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_BAD_NETPATH, no_such_file_or_directory); 187c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_READ_FAULT, io_error); 188c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_RETRY, resource_unavailable_try_again); 189c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_SEEK, io_error); 190c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_SHARING_VIOLATION, permission_denied); 191c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_TOO_MANY_OPEN_FILES, too_many_files_open); 192c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_WRITE_FAULT, io_error); 193c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(ERROR_WRITE_PROTECT, permission_denied); 194c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEACCES, permission_denied); 195c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEBADF, bad_file_descriptor); 196c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEFAULT, bad_address); 197c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEINTR, interrupted); 198c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEINVAL, invalid_argument); 199c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAEMFILE, too_many_files_open); 200c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines MAP_ERR_TO_COND(WSAENAMETOOLONG, filename_too_long); 201c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines default: 202c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines return std::error_code(EV, std::system_category()); 203c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines } 204c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines} 205c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines 206c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines#endif 207