| // Copyright 2021 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. 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. |
| // |
| // 3. Neither the name of the copyright holder 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 HOLDER 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 "src/dawn/node/utils/Debug.h" |
| |
| // To reduce the build dependencies for compiling the dawn.node targets, we do |
| // not use cmake-js for building, but instead just depend on node_api_headers. |
| // As the name suggests, node_api_headers contains just the *headers* of Napi, |
| // and does not provide a library to link against. |
| // Fortunately node_api_headers provides a list of Napi symbols exported by Node, |
| // which we can use to produce weak-symbol stubs. |
| |
| #ifdef _WIN32 |
| #error "NapiSymbols.cpp is not used on Windows" |
| #endif |
| |
| #ifdef __clang__ |
| #define NAPI_SYMBOL(NAME) \ |
| __attribute__((weak)) void NAME() { \ |
| UNREACHABLE(#NAME \ |
| " is a weak stub, and should have been runtime replaced" \ |
| " by the node implementation"); \ |
| } |
| #else |
| #define NAPI_SYMBOL(NAME) |
| #endif |
| |
| extern "C" { |
| // List of Napi symbols generated from the node_api_headers/symbols.js file |
| #include "NapiSymbols.h" |
| } |
