feat add gperftools
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tqcq
302
3party/gperftools/src/safe_strerror.cc
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302
3party/gperftools/src/safe_strerror.cc
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/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
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* Copyright (c) 2023, gperftools Contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "safe_strerror.h"
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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namespace tcmalloc {
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namespace {
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const char* TryMapErrno(int errnum) {
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#define C(v) if (errnum == v) return #v
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#ifdef E2BIG
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C(E2BIG);
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#endif
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#ifdef EACCES
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C(EACCES);
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#endif
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#ifdef EADDRINUSE
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C(EADDRINUSE);
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#endif
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#ifdef EADDRNOTAVAIL
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C(EADDRNOTAVAIL);
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#endif
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#ifdef EAFNOSUPPORT
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C(EAFNOSUPPORT);
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#endif
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#ifdef EAGAIN
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C(EAGAIN);
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#endif
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#ifdef EALREADY
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C(EALREADY);
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#endif
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#ifdef EBADF
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C(EBADF);
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#endif
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#ifdef EBADMSG
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C(EBADMSG);
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#endif
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#ifdef EBUSY
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C(EBUSY);
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#endif
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#ifdef ECANCELED
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C(ECANCELED);
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#endif
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#ifdef ECHILD
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C(ECHILD);
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#endif
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#ifdef ECONNABORTED
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C(ECONNABORTED);
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#endif
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#ifdef ECONNREFUSED
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C(ECONNREFUSED);
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#endif
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#ifdef ECONNRESET
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C(ECONNRESET);
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#endif
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#ifdef EDEADLK
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C(EDEADLK);
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#endif
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#ifdef EDESTADDRREQ
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C(EDESTADDRREQ);
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#endif
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#ifdef EDOM
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C(EDOM);
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#endif
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#ifdef EDQUOT
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C(EDQUOT);
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#endif
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#ifdef EEXIST
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C(EEXIST);
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#endif
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#ifdef EFAULT
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C(EFAULT);
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#endif
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#ifdef EFBIG
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C(EFBIG);
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#endif
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#ifdef EHOSTUNREACH
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C(EHOSTUNREACH);
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#endif
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#ifdef EIDRM
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C(EIDRM);
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#endif
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#ifdef EILSEQ
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C(EILSEQ);
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#endif
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#ifdef EINPROGRESS
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C(EINPROGRESS);
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#endif
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#ifdef EINTR
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C(EINTR);
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#endif
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#ifdef EINVAL
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C(EINVAL);
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#endif
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#ifdef EIO
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C(EIO);
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#endif
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#ifdef EISCONN
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C(EISCONN);
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#endif
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#ifdef EISDIR
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C(EISDIR);
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#endif
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#ifdef ELOOP
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C(ELOOP);
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#endif
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#ifdef EMFILE
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C(EMFILE);
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#endif
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#ifdef EMLINK
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C(EMLINK);
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#endif
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#ifdef EMSGSIZE
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C(EMSGSIZE);
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#endif
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#ifdef EMULTIHOP
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C(EMULTIHOP);
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#endif
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#ifdef ENAMETOOLONG
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C(ENAMETOOLONG);
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#endif
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#ifdef ENETDOWN
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C(ENETDOWN);
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#endif
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#ifdef ENETRESET
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C(ENETRESET);
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#endif
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#ifdef ENETUNREACH
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C(ENETUNREACH);
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#endif
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#ifdef ENFILE
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C(ENFILE);
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#endif
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#ifdef ENOBUFS
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C(ENOBUFS);
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#endif
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#ifdef ENODATA
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C(ENODATA);
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#endif
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#ifdef ENODEV
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C(ENODEV);
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#endif
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#ifdef ENOENT
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C(ENOENT);
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#endif
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#ifdef ENOEXEC
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C(ENOEXEC);
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#endif
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#ifdef ENOLCK
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C(ENOLCK);
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#endif
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#ifdef ENOLINK
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C(ENOLINK);
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#endif
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#ifdef ENOMEM
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C(ENOMEM);
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#endif
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#ifdef ENOMSG
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C(ENOMSG);
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#endif
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#ifdef ENOPROTOOPT
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C(ENOPROTOOPT);
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#endif
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#ifdef ENOSPC
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C(ENOSPC);
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#endif
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#ifdef ENOSR
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C(ENOSR);
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#endif
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#ifdef ENOSTR
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C(ENOSTR);
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#endif
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#ifdef ENOSYS
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C(ENOSYS);
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#endif
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#ifdef ENOTCONN
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C(ENOTCONN);
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#endif
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#ifdef ENOTDIR
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C(ENOTDIR);
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#endif
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#ifdef ENOTEMPTY
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C(ENOTEMPTY);
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#endif
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#ifdef ENOTRECOVERABLE
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C(ENOTRECOVERABLE);
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#endif
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#ifdef ENOTSOCK
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C(ENOTSOCK);
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#endif
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#ifdef ENOTSUP
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C(ENOTSUP);
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#endif
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#ifdef ENOTTY
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C(ENOTTY);
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#endif
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#ifdef ENXIO
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C(ENXIO);
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#endif
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#ifdef EOPNOTSUPP
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C(EOPNOTSUPP);
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#endif
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#ifdef EOVERFLOW
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C(EOVERFLOW);
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#endif
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#ifdef EOWNERDEAD
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C(EOWNERDEAD);
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#endif
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#ifdef EPERM
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C(EPERM);
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#endif
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#ifdef EPIPE
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C(EPIPE);
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#endif
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#ifdef EPROTO
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C(EPROTO);
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#endif
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#ifdef EPROTONOSUPPORT
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C(EPROTONOSUPPORT);
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#endif
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#ifdef EPROTOTYPE
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C(EPROTOTYPE);
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#endif
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#ifdef ERANGE
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C(ERANGE);
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#endif
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#ifdef EROFS
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C(EROFS);
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#endif
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#ifdef ESPIPE
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C(ESPIPE);
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#endif
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#ifdef ESRCH
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C(ESRCH);
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#endif
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#ifdef ESTALE
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C(ESTALE);
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#endif
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#ifdef ETIME
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C(ETIME);
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#endif
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#ifdef ETIMEDOUT
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C(ETIMEDOUT);
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#endif
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#ifdef ETXTBSY
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C(ETXTBSY);
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#endif
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#ifdef EWOULDBLOCK
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C(EWOULDBLOCK);
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#endif
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#ifdef EXDEV
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C(EXDEV);
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#endif
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#undef C
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return nullptr;
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}
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} // namespace
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SafeStrError::SafeStrError(int errnum) {
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result_ = TryMapErrno(errnum);
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if (result_ == nullptr) {
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snprintf(buf_, sizeof(buf_), "errno %d", errnum);
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result_ = buf_;
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}
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}
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} // namespace tcmalloc
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