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//===-- Command.cpp -------------------------------------------------------===//
//
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
//===----------------------------------------------------------------------===//
//
// Gollvm driver helper class Command methods.
//
//===----------------------------------------------------------------------===//
#include "Command.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Support/Program.h"
namespace gollvm {
namespace driver {
Command::Command(const Action &srcAction,
const Tool &creator,
const char *executable,
llvm::opt::ArgStringList &args)
: action_(srcAction),
creator_(creator),
executable_(executable),
arguments_(args)
{
}
int Command::execute(std::string *errMsg)
{
std::vector<llvm::StringRef> argv;
size_t n = arguments_.size() - 1;
argv.reserve(n);
for (size_t i = 0; i < n; ++i)
argv.push_back(arguments_[i]);
return llvm::sys::ExecuteAndWait(executable_,
argv,
/*env=*/llvm::None,
/*Redirects*/{},
/*secondsToWait=*/0,
/*memoryLimit=*/0,
errMsg);
}
void Command::print(llvm::raw_ostream &os, bool quoteArgs)
{
os << " " << executable_;
const char *qu = (quoteArgs ? "\"" : "");
bool first = true;
for (auto arg : arguments_) {
if (first) {
first = false;
continue;
}
if (arg != nullptr)
os << " " << qu << arg << qu;
}
os << "\n";
}
} // end namespace driver
} // end namespace gollvm