diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/core/support/wrap_memcpy.c | 46 | ||||
-rw-r--r-- | src/python/grpcio/grpc_core_dependencies.py | 1 | ||||
-rw-r--r-- | src/ruby/ext/grpc/extconf.rb | 2 |
3 files changed, 49 insertions, 0 deletions
diff --git a/src/core/support/wrap_memcpy.c b/src/core/support/wrap_memcpy.c new file mode 100644 index 0000000000..b191d0396b --- /dev/null +++ b/src/core/support/wrap_memcpy.c @@ -0,0 +1,46 @@ +/* +* +* Copyright 2016, Google Inc. +* All rights reserved. +* +* Redistribution and use in source and binary forms, with or without +* modification, are permitted provided that the following conditions are +* met: +* +* * Redistributions of source code must retain the above copyright +* notice, this list of conditions and the following disclaimer. +* * Redistributions in binary form must reproduce the above +* copyright notice, this list of conditions and the following disclaimer +* in the documentation and/or other materials provided with the +* distribution. +* * Neither the name of Google Inc. nor the names of its +* contributors may be used to endorse or promote products derived from +* this software without specific prior written permission. +* +* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +* +*/ + +#include <string.h> + +/* Provide a wrapped memcpy for targets that need to be backwards + * compatible with older libc's. + * + * Enable by setting LDFLAGS=-Wl,-wrap,memcpy when linking. + */ + +__asm__(".symver memcpy,memcpy@GLIBC_2.2.5"); + +void *__wrap_memcpy(void *destination, const void *source, size_t num) { + return memcpy(destination, source, num); +} diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py index 708091df9f..ad4714da21 100644 --- a/src/python/grpcio/grpc_core_dependencies.py +++ b/src/python/grpcio/grpc_core_dependencies.py @@ -72,6 +72,7 @@ CORE_SOURCE_FILES = [ 'src/core/support/time_precise.c', 'src/core/support/time_win32.c', 'src/core/support/tls_pthread.c', + 'src/core/support/wrap_memcpy.c', 'src/core/httpcli/httpcli_security_connector.c', 'src/core/security/base64.c', 'src/core/security/client_auth_filter.c', diff --git a/src/ruby/ext/grpc/extconf.rb b/src/ruby/ext/grpc/extconf.rb index 018353ce5d..3d809856cc 100644 --- a/src/ruby/ext/grpc/extconf.rb +++ b/src/ruby/ext/grpc/extconf.rb @@ -80,6 +80,8 @@ if grpc_config == 'gcov' $LDFLAGS << ' -fprofile-arcs -ftest-coverage -rdynamic' end +$LDFLAGS << ' -Wl,-wrap,memcpy' + $CFLAGS << ' -std=c99 ' $CFLAGS << ' -Wall ' $CFLAGS << ' -Wextra ' |