lldb/packages/Python/lldbsuite/test/commands/settings/main.cpp

   1 //===-- main.cpp ------------------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include <cstdlib>
  10 #include <string>
  11 #include <fstream>
  12 #include <iostream>
  13
  14 int numberfn()
  15 {
  16     return 0x5a;
  17 }
  18
  19 int
  20 main(int argc, char const *argv[])
  21 {
  22     // The program writes its output to the following file:
  23     //
  24     //     o "output1.txt" for test_pass_host_env_vars() test case
  25     //     o "output2.txt" for test_run_args_and_env_vars_with_dsym() test case
  26     //     o "output2.txt" for test_run_args_and_env_vars_with_dwarf() test case
  27     std::ofstream outfile;
  28     if (argc == 1)
  29         outfile.open("output1.txt");
  30     else
  31         outfile.open("output2.txt");
  32
  33     for (unsigned i = 0; i < argc; ++i) {
  34         std::string theArg(argv[i]);
  35         if (i == 1 && "A" == theArg)
  36             outfile << "argv[1] matches\n";
  37
  38         if (i == 2 && "B" == theArg)
  39             outfile << "argv[2] matches\n";
  40
  41         if (i == 3 && "C" == theArg)
  42             outfile << "argv[3] matches\n";
  43     }
  44
  45     // For passing environment vars from the debugger to the launched process.
  46     if (::getenv("MY_ENV_VAR")) {
  47         std::string MY_ENV_VAR(getenv("MY_ENV_VAR"));
  48         if ("YES" == MY_ENV_VAR) {
  49             outfile << "Environment variable 'MY_ENV_VAR' successfully passed.\n";
  50         }
  51     }
  52
  53
  54     // For passing host environment vars to the launched process.
  55     if (::getenv("MY_HOST_ENV_VAR1")) {
  56         std::string MY_HOST_ENV_VAR1(getenv("MY_HOST_ENV_VAR1"));
  57         if ("VAR1" == MY_HOST_ENV_VAR1) {
  58             outfile << "The host environment variable 'MY_HOST_ENV_VAR1' successfully passed.\n";
  59         }
  60     }
  61
  62     if (::getenv("MY_HOST_ENV_VAR2")) {
  63         std::string MY_HOST_ENV_VAR2(getenv("MY_HOST_ENV_VAR2"));
  64         if ("VAR2" == MY_HOST_ENV_VAR2) {
  65             outfile << "The host environment variable 'MY_HOST_ENV_VAR2' successfully passed.\n";
  66         }
  67     }
  68
  69     std::cerr << "This message should go to standard error.\n";
  70     std::cout << "This message should go to standard out.\n";
  71
  72     outfile.close();
  73     return numberfn();
  74 }