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author | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-04-22 16:24:35 +0200 |
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committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-04-22 16:24:43 +0200 |
commit | bbe53f61db73237b8334207d696d99a4cf16a760 (patch) | |
tree | a6be54d8bcf25498be3db50aa2985508c7910c50 /src/compat/glibc_compat.cpp | |
parent | 91c601c54a097e467204285a728006a2b3c78eec (diff) | |
parent | 05c20a553a12d03b1512a75973674c6d25534259 (diff) |
Merge pull request #4042
05c20a5 build: add symbol for upcoming gcc 4.9's libstdc++ (Cory Fields)
49a3352 gitian-linux: --enable-glibc-back-compat (Warren Togami)
d5aab70 build: add an option for enabling glibc back-compat (Cory Fields)
ffc6b67 build: add glibc/libstdc++ back-compat stubs (Cory Fields)
Diffstat (limited to 'src/compat/glibc_compat.cpp')
-rw-r--r-- | src/compat/glibc_compat.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/compat/glibc_compat.cpp b/src/compat/glibc_compat.cpp new file mode 100644 index 0000000000..5b73e6051a --- /dev/null +++ b/src/compat/glibc_compat.cpp @@ -0,0 +1,19 @@ +#include "bitcoin-config.h" +#include <cstddef> +#include <sys/select.h> + +// 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* memcpy(void* a, const void* b, size_t 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"))); |