/* * * Copyright 2015, 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. * */ #ifndef GRPC_SUPPORT_TLS_H #define GRPC_SUPPORT_TLS_H #include /* Thread local storage. A minimal wrapper that should be implementable across many compilers, and implementable efficiently across most modern compilers. Thread locals have type intptr_t. Declaring a thread local variable 'foo': GPR_TLS_DECL(foo); Thread locals always have static scope. Initializing a thread local (must be done at library initialization time): gpr_tls_init(&foo); Destroying a thread local: gpr_tls_destroy(&foo); Setting a thread local (returns new_value): gpr_tls_set(&foo, new_value); Accessing a thread local: current_value = gpr_tls_get(&foo, value); ALL functions here may be implemented as macros. */ #ifdef GPR_GCC_TLS #include #endif #ifdef GPR_MSVC_TLS #include #endif #ifdef GPR_PTHREAD_TLS #include #endif #endif /* GRPC_SUPPORT_TLS_H */