// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License

#include <stdio.h>

// This program mimic's the `echo` binary found on POSIX systems. It
// exists because the `echo` equivalent on Windows is a command-prompt
// built-in, and does not behave the same as a native binary.
//
// It prints out `argv` (except the 0th argument) separated by spaces.
int main(int argc, char** argv)
{
  for (int i = 1; i < argc; i++) {
    printf("%s ", argv[i]);
  }
  printf("\n");

  return 0;
}
