libc/src/stdlib/gpu/system.cpp

   1 //===-- GPU implementation of system --------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/__support/RPC/rpc_client.h"
  10 #include "src/__support/common.h"
  11 #include "src/__support/macros/config.h"
  12 #include "src/string/string_utils.h"
  13
  14 #include "src/stdlib/system.h"
  15
  16 namespace LIBC_NAMESPACE_DECL {
  17
  18 LLVM_LIBC_FUNCTION(int, system, (const char *command)) {
  19   int ret;
  20   rpc::Client::Port port = rpc::client.open<LIBC_SYSTEM>();
  21   port.send_n(command, internal::string_length(command) + 1);
  22   port.recv([&](rpc::Buffer *buffer, uint32_t) {
  23     ret = static_cast<int>(buffer->data[0]);
  24   });
  25   port.close();
  26
  27   return ret;
  28 }
  29
  30 } // namespace LIBC_NAMESPACE_DECL