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1786be7b4a
Follow-up for PR #30856, commit 0dd66251.
-BEGIN VERIFY SCRIPT-
sed -i "s|config/bitcoin-config\.h|bitcoin-build-config.h|g" $(git grep -l config/bitcoin-config\.h)
sed -i "s|bitcoin-config\.h|bitcoin-build-config.h|g" $(git grep -l "bitcoin-config\.h" ./src ./test ./cmake)
git mv ./cmake/bitcoin-config.h.in ./cmake/bitcoin-build-config.h.in
-END VERIFY SCRIPT-
57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
// Copyright (c) 2020-2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <bitcoin-build-config.h> // IWYU pragma: keep
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#include <tinyformat.h>
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#include <util/syserror.h>
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#include <cstring>
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#include <string>
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#if defined(WIN32)
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#include <windows.h>
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#include <locale>
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#include <codecvt>
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#endif
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std::string SysErrorString(int err)
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{
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char buf[1024];
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/* Too bad there are three incompatible implementations of the
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* thread-safe strerror. */
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const char *s = nullptr;
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#ifdef WIN32
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if (strerror_s(buf, sizeof(buf), err) == 0) s = buf;
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#else
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#ifdef STRERROR_R_CHAR_P /* GNU variant can return a pointer outside the passed buffer */
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s = strerror_r(err, buf, sizeof(buf));
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#else /* POSIX variant always returns message in buffer */
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if (strerror_r(err, buf, sizeof(buf)) == 0) s = buf;
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#endif
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#endif
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if (s != nullptr) {
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return strprintf("%s (%d)", s, err);
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} else {
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return strprintf("Unknown error (%d)", err);
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}
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}
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#if defined(WIN32)
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std::string Win32ErrorString(int err)
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{
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wchar_t buf[256];
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buf[0] = 0;
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if(FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_MAX_WIDTH_MASK,
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nullptr, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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buf, ARRAYSIZE(buf), nullptr))
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{
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return strprintf("%s (%d)", std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>,wchar_t>().to_bytes(buf), err);
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}
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else
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{
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return strprintf("Unknown error (%d)", err);
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}
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}
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#endif
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