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Create a placeholder for WASI threads implementation (#1783)

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This a simpler version of the PR: https://github.com/bytecodealliance/wasm-micro-runtime/pull/1638
This commit is contained in:
Marcin Kolny
2022-12-06 13:11:27 +00:00
committed by GitHub
parent d974452a6d
commit 684ae6554d
11 changed files with 256 additions and 2 deletions
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11
core/iwasm/libraries/lib-wasi-threads/lib_wasi_threads.cmake Normal file
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# Copyright (C) 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
set (LIB_WASI_THREADS_DIR ${CMAKE_CURRENT_LIST_DIR})
add_definitions (-DWASM_ENABLE_LIB_WASI_THREADS=1)
include_directories(${LIB_WASI_THREADS_DIR})
set (LIB_WASI_THREADS_SOURCE
${LIB_WASI_THREADS_DIR}/lib_wasi_threads_wrapper.c)

35
core/iwasm/libraries/lib-wasi-threads/lib_wasi_threads_wrapper.c Normal file
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/*
* Copyright (C) 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
#include "wasmtime_ssp.h"
#if WASM_ENABLE_INTERP != 0
#include "wasm_runtime.h"
#endif
#if WASM_ENABLE_AOT != 0
#include "aot_runtime.h"
#endif
static __wasi_errno_t
thread_spawn_wrapper(wasm_exec_env_t exec_env, void *start_arg)
{
return __WASI_ENOSYS;
}
/* clang-format off */
#define REG_NATIVE_FUNC(func_name, signature) \
{ #func_name, func_name##_wrapper, signature, NULL }
/* clang-format on */
static NativeSymbol native_symbols_lib_wasi_threads[] = { REG_NATIVE_FUNC(
thread_spawn, "(*)i") };
uint32
get_lib_wasi_threads_export_apis(NativeSymbol **p_lib_wasi_threads_apis)
{
*p_lib_wasi_threads_apis = native_symbols_lib_wasi_threads;
return sizeof(native_symbols_lib_wasi_threads) / sizeof(NativeSymbol);
}