cmake/libutils/save_linker_opts.cc

/*
 * Copyright (c) 2015, 2024, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2.0, as
 * published by the Free Software Foundation.
 *
 * This program is designed to work with certain software (including
 * but not limited to OpenSSL) that is licensed under separate terms, as
 * designated in a particular file or component or in included license
 * documentation. The authors of MySQL hereby grant you an additional
 * permission to link the program and your derivative works with the
 * separately licensed software that they have either included with
 * the program or referenced in the documentation.
 *
 * Without limiting anything contained in the foregoing, this file,
 * which is part of Connector/C++, is also subject to the
 * Universal FOSS Exception, version 1.0, a copy of which can be found at
 * https://oss.oracle.com/licenses/universal-foss-exception.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License, version 2.0, for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <iostream>
#include <fstream>

#ifdef _WIN32
#include <direct.h>
#define GETCWD _getcwd
#else
#include <unistd.h>
#define GETCWD getcwd
#endif

using namespace std;

int main(int argc, char* argv[])
{
  char pwd[1024];

  if (!GETCWD(pwd, sizeof(pwd)))
    return 1;

  //cout << "Got " << argc << " arguments" << endl;
  //cout << "Output file: " << argv[1] << endl;
  //cout << "pwd: " << pwd << endl;

  ofstream out(argv[1]);

  // Note: first line in the output is the working directory

  out << pwd << endl;

  // Note: argv[2] is the compiler/linker command

  for(int pos=3; pos < argc; pos++)
  {
    if(string(argv[pos]) == "-o")
    {
      pos ++;
      continue;
    }

    //cout << "-- opt: " << argv[pos] << endl;
    out << argv[pos] <<endl;
  }
  out.flush();
  return 0;
}