ldc/driver/tool.cpp
2013-02-13 00:07:48 +01:00

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//===-- tool.cpp ----------------------------------------------------------===//
//
// LDC the LLVM D compiler
//
// This file is distributed under the BSD-style LDC license. See the LICENSE
// file for details.
//
//===----------------------------------------------------------------------===//
#include "driver/tool.h"
#include "mars.h"
#include "llvm/Support/Program.h"
int executeToolAndWait(llvm::sys::Path tool, std::vector<std::string> const & args, bool verbose)
{
// Construct real argument list.
// First entry is the tool itself, last entry must be NULL.
std::vector<const char *> realargs;
realargs.reserve(args.size() + 2);
realargs.push_back(tool.c_str());
for (std::vector<std::string>::const_iterator it = args.begin(); it != args.end(); ++it)
{
realargs.push_back((*it).c_str());
}
realargs.push_back(NULL);
// Print command line if requested
if (verbose)
{
// Print it
for (size_t i = 0; i < realargs.size()-1; i++)
printf("%s ", realargs[i]);
printf("\n");
fflush(stdout);
}
// Execute tool.
std::string errstr;
if (int status = llvm::sys::Program::ExecuteAndWait(tool, &realargs[0], NULL, NULL, 0, 0, &errstr))
{
error("%s failed with status: %d", tool.c_str(), status);
if (!errstr.empty())
error("message: %s", errstr.c_str());
return status;
}
return 0;
}