| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| // Usage: |
| // |
| // /path/to/program arg1 [arg2 [...]] |
| // |
| // Return EXIT_SUCCESS if 'zero_exit' |
| // string was found in <arg1>. |
| // Return EXIT_FAILURE if 'non_zero_exit' |
| // string was found in <arg1>. |
| |
| int main(int argc, const char* argv[]) |
| { |
| const char* substring_failure = "non_zero_exit"; |
| const char* substring_success = "zero_exit"; |
| const char* str = argv[1]; |
| if (argc < 2) { |
| return EXIT_FAILURE; |
| } |
| if (strcmp(str, substring_success) == 0) { |
| return EXIT_SUCCESS; |
| } else if (strcmp(str, substring_failure) == 0) { |
| return EXIT_FAILURE; |
| } |
| fprintf(stderr, "Failed to find string '%s' in '%s'\n", substring_success, |
| str); |
| return EXIT_FAILURE; |
| } |