1*e8d8bef9SDimitry Andric //===--- TargetExecutionUtils.cpp - Execution utils for target processes --===// 2*e8d8bef9SDimitry Andric // 3*e8d8bef9SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*e8d8bef9SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*e8d8bef9SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*e8d8bef9SDimitry Andric // 7*e8d8bef9SDimitry Andric //===----------------------------------------------------------------------===// 8*e8d8bef9SDimitry Andric 9*e8d8bef9SDimitry Andric #include "llvm/ExecutionEngine/Orc/TargetProcess/TargetExecutionUtils.h" 10*e8d8bef9SDimitry Andric 11*e8d8bef9SDimitry Andric #include <vector> 12*e8d8bef9SDimitry Andric 13*e8d8bef9SDimitry Andric namespace llvm { 14*e8d8bef9SDimitry Andric namespace orc { 15*e8d8bef9SDimitry Andric 16*e8d8bef9SDimitry Andric int runAsMain(int (*Main)(int, char *[]), ArrayRef<std::string> Args, 17*e8d8bef9SDimitry Andric Optional<StringRef> ProgramName) { 18*e8d8bef9SDimitry Andric std::vector<std::unique_ptr<char[]>> ArgVStorage; 19*e8d8bef9SDimitry Andric std::vector<char *> ArgV; 20*e8d8bef9SDimitry Andric 21*e8d8bef9SDimitry Andric ArgVStorage.reserve(Args.size() + (ProgramName ? 1 : 0)); 22*e8d8bef9SDimitry Andric ArgV.reserve(Args.size() + 1 + (ProgramName ? 1 : 0)); 23*e8d8bef9SDimitry Andric 24*e8d8bef9SDimitry Andric if (ProgramName) { 25*e8d8bef9SDimitry Andric ArgVStorage.push_back(std::make_unique<char[]>(ProgramName->size() + 1)); 26*e8d8bef9SDimitry Andric llvm::copy(*ProgramName, &ArgVStorage.back()[0]); 27*e8d8bef9SDimitry Andric ArgVStorage.back()[ProgramName->size()] = '\0'; 28*e8d8bef9SDimitry Andric ArgV.push_back(ArgVStorage.back().get()); 29*e8d8bef9SDimitry Andric } 30*e8d8bef9SDimitry Andric 31*e8d8bef9SDimitry Andric for (const auto &Arg : Args) { 32*e8d8bef9SDimitry Andric ArgVStorage.push_back(std::make_unique<char[]>(Arg.size() + 1)); 33*e8d8bef9SDimitry Andric llvm::copy(Arg, &ArgVStorage.back()[0]); 34*e8d8bef9SDimitry Andric ArgVStorage.back()[Arg.size()] = '\0'; 35*e8d8bef9SDimitry Andric ArgV.push_back(ArgVStorage.back().get()); 36*e8d8bef9SDimitry Andric } 37*e8d8bef9SDimitry Andric ArgV.push_back(nullptr); 38*e8d8bef9SDimitry Andric 39*e8d8bef9SDimitry Andric return Main(Args.size() + !!ProgramName, ArgV.data()); 40*e8d8bef9SDimitry Andric } 41*e8d8bef9SDimitry Andric 42*e8d8bef9SDimitry Andric } // End namespace orc. 43*e8d8bef9SDimitry Andric } // End namespace llvm. 44