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Differential D6342 Diff 20867 src/compat/glibc_compat.cpp

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src/compat/glibc_compat.cpp

// Copyright (c) 2009-2014 The Bitcoin Core developers // Copyright (c) 2009-2014 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H) #if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h> #include <config/bitcoin-config.h>
#endif #endif
#include <cstdarg> #include <cstdarg>
#include <cstddef> #include <cstddef>
#include <cstdint> #include <cstdint>
#if defined(HAVE_SYS_SELECT_H)
#include <sys/select.h>
#endif
// Prior to GLIBC_2.14, memcpy was aliased to memmove. // Prior to GLIBC_2.14, memcpy was aliased to memmove.
extern "C" void *memmove(void *a, const void *b, size_t c); extern "C" void *memmove(void *a, const void *b, size_t c);
extern "C" void *memcpy(void *a, const void *b, size_t c) { extern "C" void *memcpy(void *a, const void *b, size_t c) {
return memmove(a, b, c); return memmove(a, b, c);
} }
extern "C" void __chk_fail(void) __attribute__((__noreturn__));
extern "C" FDELT_TYPE __fdelt_warn(FDELT_TYPE a) {
if (a >= FD_SETSIZE) __chk_fail();
return a / __NFDBITS;
}
extern "C" FDELT_TYPE __fdelt_chk(FDELT_TYPE)
__attribute__((weak, alias("__fdelt_warn")));
#if defined(__i386__) || defined(__arm__) #if defined(__i386__) || defined(__arm__)
extern "C" int64_t __udivmoddi4(uint64_t u, uint64_t v, uint64_t *rp); extern "C" int64_t __udivmoddi4(uint64_t u, uint64_t v, uint64_t *rp);
extern "C" int64_t __wrap___divmoddi4(int64_t u, int64_t v, int64_t *rp) { extern "C" int64_t __wrap___divmoddi4(int64_t u, int64_t v, int64_t *rp) {
int32_t c1 = 0, c2 = 0; int32_t c1 = 0, c2 = 0;
int64_t uu = u, vv = v; int64_t uu = u, vv = v;
int64_t w; int64_t w;
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