493 lines
11 KiB
C++
493 lines
11 KiB
C++
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/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <folly/lang/SafeAssert.h>
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#include <algorithm>
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#include <folly/Conv.h>
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#include <folly/FileUtil.h>
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namespace folly {
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namespace detail {
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namespace {
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// script (centos):
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//
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// for e in $(
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// cat /usr/include/asm*/errno*.h | awk '{print $2}' | grep -P '^E' | sort
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// ) ; do
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// echo "#if defined($e)"
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// echo " FOLLY_DETAIL_ERROR($e),"
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// echo "#endif"
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// done
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#define FOLLY_DETAIL_ERROR(name) \
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{ name, #name }
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constexpr std::pair<int, const char*> errors[] = {
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#if defined(E2BIG)
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FOLLY_DETAIL_ERROR(E2BIG),
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#endif
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#if defined(EACCES)
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FOLLY_DETAIL_ERROR(EACCES),
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#endif
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#if defined(EADDRINUSE)
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FOLLY_DETAIL_ERROR(EADDRINUSE),
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#endif
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#if defined(EADDRNOTAVAIL)
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FOLLY_DETAIL_ERROR(EADDRNOTAVAIL),
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#endif
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#if defined(EADV)
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FOLLY_DETAIL_ERROR(EADV),
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#endif
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#if defined(EAFNOSUPPORT)
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FOLLY_DETAIL_ERROR(EAFNOSUPPORT),
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#endif
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#if defined(EAGAIN)
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FOLLY_DETAIL_ERROR(EAGAIN),
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#endif
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#if defined(EALREADY)
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FOLLY_DETAIL_ERROR(EALREADY),
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#endif
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#if defined(EBADE)
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FOLLY_DETAIL_ERROR(EBADE),
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#endif
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#if defined(EBADF)
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FOLLY_DETAIL_ERROR(EBADF),
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#endif
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#if defined(EBADFD)
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FOLLY_DETAIL_ERROR(EBADFD),
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#endif
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#if defined(EBADMSG)
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FOLLY_DETAIL_ERROR(EBADMSG),
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#endif
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#if defined(EBADR)
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FOLLY_DETAIL_ERROR(EBADR),
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#endif
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#if defined(EBADRQC)
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FOLLY_DETAIL_ERROR(EBADRQC),
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#endif
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#if defined(EBADSLT)
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FOLLY_DETAIL_ERROR(EBADSLT),
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#endif
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#if defined(EBFONT)
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FOLLY_DETAIL_ERROR(EBFONT),
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#endif
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#if defined(EBUSY)
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FOLLY_DETAIL_ERROR(EBUSY),
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#endif
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#if defined(ECANCELED)
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FOLLY_DETAIL_ERROR(ECANCELED),
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#endif
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#if defined(ECHILD)
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FOLLY_DETAIL_ERROR(ECHILD),
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#endif
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#if defined(ECHRNG)
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FOLLY_DETAIL_ERROR(ECHRNG),
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#endif
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#if defined(ECOMM)
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FOLLY_DETAIL_ERROR(ECOMM),
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#endif
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#if defined(ECONNABORTED)
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FOLLY_DETAIL_ERROR(ECONNABORTED),
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#endif
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#if defined(ECONNREFUSED)
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FOLLY_DETAIL_ERROR(ECONNREFUSED),
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#endif
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#if defined(ECONNRESET)
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FOLLY_DETAIL_ERROR(ECONNRESET),
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#endif
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#if defined(EDEADLK)
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FOLLY_DETAIL_ERROR(EDEADLK),
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#endif
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#if defined(EDEADLOCK)
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FOLLY_DETAIL_ERROR(EDEADLOCK),
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#endif
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#if defined(EDESTADDRREQ)
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FOLLY_DETAIL_ERROR(EDESTADDRREQ),
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#endif
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#if defined(EDOM)
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FOLLY_DETAIL_ERROR(EDOM),
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#endif
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#if defined(EDOTDOT)
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FOLLY_DETAIL_ERROR(EDOTDOT),
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#endif
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#if defined(EDQUOT)
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FOLLY_DETAIL_ERROR(EDQUOT),
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#endif
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#if defined(EEXIST)
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FOLLY_DETAIL_ERROR(EEXIST),
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#endif
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#if defined(EFAULT)
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FOLLY_DETAIL_ERROR(EFAULT),
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#endif
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#if defined(EFBIG)
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FOLLY_DETAIL_ERROR(EFBIG),
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#endif
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#if defined(EHOSTDOWN)
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FOLLY_DETAIL_ERROR(EHOSTDOWN),
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#endif
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#if defined(EHOSTUNREACH)
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FOLLY_DETAIL_ERROR(EHOSTUNREACH),
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#endif
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#if defined(EHWPOISON)
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FOLLY_DETAIL_ERROR(EHWPOISON),
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#endif
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#if defined(EIDRM)
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FOLLY_DETAIL_ERROR(EIDRM),
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#endif
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#if defined(EILSEQ)
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FOLLY_DETAIL_ERROR(EILSEQ),
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#endif
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#if defined(EINPROGRESS)
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FOLLY_DETAIL_ERROR(EINPROGRESS),
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#endif
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#if defined(EINTR)
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FOLLY_DETAIL_ERROR(EINTR),
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#endif
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#if defined(EINVAL)
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FOLLY_DETAIL_ERROR(EINVAL),
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#endif
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#if defined(EIO)
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FOLLY_DETAIL_ERROR(EIO),
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#endif
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#if defined(EISCONN)
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FOLLY_DETAIL_ERROR(EISCONN),
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#endif
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#if defined(EISDIR)
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FOLLY_DETAIL_ERROR(EISDIR),
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#endif
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#if defined(EISNAM)
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FOLLY_DETAIL_ERROR(EISNAM),
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#endif
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#if defined(EKEYEXPIRED)
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FOLLY_DETAIL_ERROR(EKEYEXPIRED),
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#endif
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#if defined(EKEYREJECTED)
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FOLLY_DETAIL_ERROR(EKEYREJECTED),
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#endif
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#if defined(EKEYREVOKED)
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FOLLY_DETAIL_ERROR(EKEYREVOKED),
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#endif
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#if defined(EL2HLT)
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FOLLY_DETAIL_ERROR(EL2HLT),
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#endif
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#if defined(EL2NSYNC)
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FOLLY_DETAIL_ERROR(EL2NSYNC),
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#endif
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#if defined(EL3HLT)
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FOLLY_DETAIL_ERROR(EL3HLT),
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#endif
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#if defined(EL3RST)
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FOLLY_DETAIL_ERROR(EL3RST),
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#endif
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#if defined(ELIBACC)
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FOLLY_DETAIL_ERROR(ELIBACC),
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#endif
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#if defined(ELIBBAD)
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FOLLY_DETAIL_ERROR(ELIBBAD),
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#endif
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#if defined(ELIBEXEC)
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FOLLY_DETAIL_ERROR(ELIBEXEC),
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#endif
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#if defined(ELIBMAX)
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FOLLY_DETAIL_ERROR(ELIBMAX),
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#endif
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#if defined(ELIBSCN)
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FOLLY_DETAIL_ERROR(ELIBSCN),
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#endif
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#if defined(ELNRNG)
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FOLLY_DETAIL_ERROR(ELNRNG),
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#endif
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#if defined(ELOOP)
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FOLLY_DETAIL_ERROR(ELOOP),
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#endif
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#if defined(EMEDIUMTYPE)
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FOLLY_DETAIL_ERROR(EMEDIUMTYPE),
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#endif
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#if defined(EMFILE)
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FOLLY_DETAIL_ERROR(EMFILE),
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#endif
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#if defined(EMLINK)
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FOLLY_DETAIL_ERROR(EMLINK),
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#endif
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#if defined(EMSGSIZE)
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FOLLY_DETAIL_ERROR(EMSGSIZE),
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#endif
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#if defined(EMULTIHOP)
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FOLLY_DETAIL_ERROR(EMULTIHOP),
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#endif
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#if defined(ENAMETOOLONG)
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FOLLY_DETAIL_ERROR(ENAMETOOLONG),
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#endif
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#if defined(ENAVAIL)
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FOLLY_DETAIL_ERROR(ENAVAIL),
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#endif
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#if defined(ENETDOWN)
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FOLLY_DETAIL_ERROR(ENETDOWN),
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#endif
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#if defined(ENETRESET)
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FOLLY_DETAIL_ERROR(ENETRESET),
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#endif
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#if defined(ENETUNREACH)
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FOLLY_DETAIL_ERROR(ENETUNREACH),
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#endif
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#if defined(ENFILE)
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FOLLY_DETAIL_ERROR(ENFILE),
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#endif
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#if defined(ENOANO)
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FOLLY_DETAIL_ERROR(ENOANO),
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#endif
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#if defined(ENOBUFS)
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FOLLY_DETAIL_ERROR(ENOBUFS),
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#endif
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#if defined(ENOCSI)
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FOLLY_DETAIL_ERROR(ENOCSI),
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#endif
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#if defined(ENODATA)
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FOLLY_DETAIL_ERROR(ENODATA),
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#endif
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#if defined(ENODEV)
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FOLLY_DETAIL_ERROR(ENODEV),
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#endif
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#if defined(ENOENT)
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FOLLY_DETAIL_ERROR(ENOENT),
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#endif
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#if defined(ENOEXEC)
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FOLLY_DETAIL_ERROR(ENOEXEC),
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#endif
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#if defined(ENOKEY)
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FOLLY_DETAIL_ERROR(ENOKEY),
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#endif
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#if defined(ENOLCK)
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FOLLY_DETAIL_ERROR(ENOLCK),
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#endif
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#if defined(ENOLINK)
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FOLLY_DETAIL_ERROR(ENOLINK),
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#endif
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#if defined(ENOMEDIUM)
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FOLLY_DETAIL_ERROR(ENOMEDIUM),
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#endif
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#if defined(ENOMEM)
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FOLLY_DETAIL_ERROR(ENOMEM),
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#endif
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#if defined(ENOMSG)
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FOLLY_DETAIL_ERROR(ENOMSG),
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#endif
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#if defined(ENONET)
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FOLLY_DETAIL_ERROR(ENONET),
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#endif
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#if defined(ENOPKG)
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FOLLY_DETAIL_ERROR(ENOPKG),
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#endif
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#if defined(ENOPROTOOPT)
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FOLLY_DETAIL_ERROR(ENOPROTOOPT),
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#endif
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#if defined(ENOSPC)
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FOLLY_DETAIL_ERROR(ENOSPC),
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#endif
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#if defined(ENOSR)
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FOLLY_DETAIL_ERROR(ENOSR),
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#endif
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#if defined(ENOSTR)
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FOLLY_DETAIL_ERROR(ENOSTR),
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#endif
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#if defined(ENOSYS)
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FOLLY_DETAIL_ERROR(ENOSYS),
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#endif
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#if defined(ENOTBLK)
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FOLLY_DETAIL_ERROR(ENOTBLK),
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#endif
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#if defined(ENOTCONN)
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FOLLY_DETAIL_ERROR(ENOTCONN),
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#endif
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#if defined(ENOTDIR)
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FOLLY_DETAIL_ERROR(ENOTDIR),
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#endif
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#if defined(ENOTEMPTY)
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FOLLY_DETAIL_ERROR(ENOTEMPTY),
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#endif
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#if defined(ENOTNAM)
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FOLLY_DETAIL_ERROR(ENOTNAM),
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#endif
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#if defined(ENOTRECOVERABLE)
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FOLLY_DETAIL_ERROR(ENOTRECOVERABLE),
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#endif
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#if defined(ENOTSOCK)
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FOLLY_DETAIL_ERROR(ENOTSOCK),
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#endif
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#if defined(ENOTTY)
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FOLLY_DETAIL_ERROR(ENOTTY),
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#endif
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#if defined(ENOTUNIQ)
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FOLLY_DETAIL_ERROR(ENOTUNIQ),
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#endif
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#if defined(ENXIO)
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FOLLY_DETAIL_ERROR(ENXIO),
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#endif
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#if defined(EOPNOTSUPP)
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FOLLY_DETAIL_ERROR(EOPNOTSUPP),
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#endif
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#if defined(EOVERFLOW)
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FOLLY_DETAIL_ERROR(EOVERFLOW),
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#endif
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#if defined(EOWNERDEAD)
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FOLLY_DETAIL_ERROR(EOWNERDEAD),
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#endif
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#if defined(EPERM)
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FOLLY_DETAIL_ERROR(EPERM),
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#endif
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#if defined(EPFNOSUPPORT)
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FOLLY_DETAIL_ERROR(EPFNOSUPPORT),
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#endif
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#if defined(EPIPE)
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FOLLY_DETAIL_ERROR(EPIPE),
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#endif
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#if defined(EPROTO)
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FOLLY_DETAIL_ERROR(EPROTO),
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#endif
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#if defined(EPROTONOSUPPORT)
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FOLLY_DETAIL_ERROR(EPROTONOSUPPORT),
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#endif
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#if defined(EPROTOTYPE)
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FOLLY_DETAIL_ERROR(EPROTOTYPE),
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#endif
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#if defined(ERANGE)
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FOLLY_DETAIL_ERROR(ERANGE),
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#endif
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#if defined(EREMCHG)
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FOLLY_DETAIL_ERROR(EREMCHG),
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#endif
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#if defined(EREMOTE)
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FOLLY_DETAIL_ERROR(EREMOTE),
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#endif
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#if defined(EREMOTEIO)
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FOLLY_DETAIL_ERROR(EREMOTEIO),
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||
|
|
#endif
|
||
|
|
#if defined(ERESTART)
|
||
|
|
FOLLY_DETAIL_ERROR(ERESTART),
|
||
|
|
#endif
|
||
|
|
#if defined(ERFKILL)
|
||
|
|
FOLLY_DETAIL_ERROR(ERFKILL),
|
||
|
|
#endif
|
||
|
|
#if defined(EROFS)
|
||
|
|
FOLLY_DETAIL_ERROR(EROFS),
|
||
|
|
#endif
|
||
|
|
#if defined(ESHUTDOWN)
|
||
|
|
FOLLY_DETAIL_ERROR(ESHUTDOWN),
|
||
|
|
#endif
|
||
|
|
#if defined(ESOCKTNOSUPPORT)
|
||
|
|
FOLLY_DETAIL_ERROR(ESOCKTNOSUPPORT),
|
||
|
|
#endif
|
||
|
|
#if defined(ESPIPE)
|
||
|
|
FOLLY_DETAIL_ERROR(ESPIPE),
|
||
|
|
#endif
|
||
|
|
#if defined(ESRCH)
|
||
|
|
FOLLY_DETAIL_ERROR(ESRCH),
|
||
|
|
#endif
|
||
|
|
#if defined(ESRMNT)
|
||
|
|
FOLLY_DETAIL_ERROR(ESRMNT),
|
||
|
|
#endif
|
||
|
|
#if defined(ESTALE)
|
||
|
|
FOLLY_DETAIL_ERROR(ESTALE),
|
||
|
|
#endif
|
||
|
|
#if defined(ESTRPIPE)
|
||
|
|
FOLLY_DETAIL_ERROR(ESTRPIPE),
|
||
|
|
#endif
|
||
|
|
#if defined(ETIME)
|
||
|
|
FOLLY_DETAIL_ERROR(ETIME),
|
||
|
|
#endif
|
||
|
|
#if defined(ETIMEDOUT)
|
||
|
|
FOLLY_DETAIL_ERROR(ETIMEDOUT),
|
||
|
|
#endif
|
||
|
|
#if defined(ETOOMANYREFS)
|
||
|
|
FOLLY_DETAIL_ERROR(ETOOMANYREFS),
|
||
|
|
#endif
|
||
|
|
#if defined(ETXTBSY)
|
||
|
|
FOLLY_DETAIL_ERROR(ETXTBSY),
|
||
|
|
#endif
|
||
|
|
#if defined(EUCLEAN)
|
||
|
|
FOLLY_DETAIL_ERROR(EUCLEAN),
|
||
|
|
#endif
|
||
|
|
#if defined(EUNATCH)
|
||
|
|
FOLLY_DETAIL_ERROR(EUNATCH),
|
||
|
|
#endif
|
||
|
|
#if defined(EUSERS)
|
||
|
|
FOLLY_DETAIL_ERROR(EUSERS),
|
||
|
|
#endif
|
||
|
|
#if defined(EWOULDBLOCK)
|
||
|
|
FOLLY_DETAIL_ERROR(EWOULDBLOCK),
|
||
|
|
#endif
|
||
|
|
#if defined(EXDEV)
|
||
|
|
FOLLY_DETAIL_ERROR(EXDEV),
|
||
|
|
#endif
|
||
|
|
#if defined(EXFULL)
|
||
|
|
FOLLY_DETAIL_ERROR(EXFULL),
|
||
|
|
#endif
|
||
|
|
};
|
||
|
|
#undef FOLLY_DETAIL_ERROR
|
||
|
|
|
||
|
|
void writeStderr(const char* s, size_t len) {
|
||
|
|
writeFull(STDERR_FILENO, s, len);
|
||
|
|
}
|
||
|
|
void writeStderr(const char* s) {
|
||
|
|
writeStderr(s, strlen(s));
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
void assertionFailure(
|
||
|
|
const char* expr,
|
||
|
|
const char* msg,
|
||
|
|
const char* file,
|
||
|
|
unsigned int line,
|
||
|
|
const char* function,
|
||
|
|
int error) {
|
||
|
|
writeStderr("\n\nAssertion failure: ");
|
||
|
|
writeStderr(expr + 1, strlen(expr) - 2);
|
||
|
|
writeStderr("\nMessage: ");
|
||
|
|
writeStderr(msg);
|
||
|
|
writeStderr("\nFile: ");
|
||
|
|
writeStderr(file);
|
||
|
|
writeStderr("\nLine: ");
|
||
|
|
char buf[20];
|
||
|
|
uint32_t n = uint64ToBufferUnsafe(line, buf);
|
||
|
|
writeFull(STDERR_FILENO, buf, n);
|
||
|
|
writeStderr("\nFunction: ");
|
||
|
|
writeStderr(function);
|
||
|
|
if (error) {
|
||
|
|
// if errno is set, print the number and the symbolic constant
|
||
|
|
// the symbolic constant is necessary since actual numbers may vary
|
||
|
|
// for simplicity, do not attempt to mimic strerror printing descriptions
|
||
|
|
writeStderr("\nError: ");
|
||
|
|
n = uint64ToBufferUnsafe(error, buf);
|
||
|
|
writeFull(STDERR_FILENO, buf, n);
|
||
|
|
writeStderr(" (");
|
||
|
|
// the list is not required to be sorted; but the program is about to die
|
||
|
|
auto const pred = [=](auto const e) { return e.first == error; };
|
||
|
|
auto const it = std::find_if(std::begin(errors), std::end(errors), pred);
|
||
|
|
writeStderr(it != std::end(errors) ? it->second : "<unknown>");
|
||
|
|
writeStderr(")");
|
||
|
|
}
|
||
|
|
writeStderr("\n");
|
||
|
|
fsyncNoInt(STDERR_FILENO);
|
||
|
|
abort();
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace detail
|
||
|
|
} // namespace folly
|