You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
1.1 KiB
44 lines
1.1 KiB
// Copyright 2018 The Chromium Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
// Simple testing command, used to exercise child process launcher calls.
|
|
//
|
|
// Usage:
|
|
// echo_test_helper [-x exit_code] arg0 arg1 arg2...
|
|
// Prints arg0..n to stdout with space delimiters between args,
|
|
// returning "exit_code" if -x is specified.
|
|
//
|
|
// echo_test_helper -e env_var
|
|
// Prints the environmental variable |env_var| to stdout.
|
|
int main(int argc, char** argv) {
|
|
if (strcmp(argv[1], "-e") == 0) {
|
|
if (argc != 3) {
|
|
return 1;
|
|
}
|
|
|
|
const char* env = getenv(argv[2]);
|
|
if (env != NULL) {
|
|
printf("%s", env);
|
|
}
|
|
} else {
|
|
int return_code = 0;
|
|
int start_idx = 1;
|
|
|
|
if (strcmp(argv[1], "-x") == 0) {
|
|
return_code = atoi(argv[2]);
|
|
start_idx = 3;
|
|
}
|
|
|
|
for (int i = start_idx; i < argc; ++i) {
|
|
printf((i < argc - 1 ? "%s " : "%s"), argv[i]);
|
|
}
|
|
|
|
return return_code;
|
|
}
|
|
}
|