github.com/SagerNet/gvisor@v0.0.0-20210707092255-7731c139d75c/test/syscalls/linux/exec_basic_workload.cc (about)

     1  // Copyright 2018 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  #include <stdlib.h>
    16  
    17  #include <iostream>
    18  
    19  #include "test/syscalls/linux/exec.h"
    20  
    21  int main(int argc, char** argv, char** envp) {
    22    int i;
    23    for (i = 0; i < argc; i++) {
    24      std::cerr << argv[i] << std::endl;
    25    }
    26    for (i = 0; envp[i] != nullptr; i++) {
    27      std::cerr << envp[i] << std::endl;
    28    }
    29    exit(gvisor::testing::ArgEnvExitCode(argc - 1, i));
    30    return 0;
    31  }