| 30 | } |
| 31 | |
| 32 | ArgInfo parseArg(int argc, char **argv) { |
| 33 | // -c <path>, specify path of code to be parsed, required. |
| 34 | // -o <path>, specify path of chart to be emitted, optional. If absent, print to stdout. |
| 35 | |
| 36 | if (argc == 3 && !strcmp(argv[1], "-c")) { |
| 37 | // must be -c |
| 38 | return ArgInfo(argv[2]); |
| 39 | } |
| 40 | |
| 41 | if (argc == 5) { |
| 42 | // both -c and -o |
| 43 | if (!strcmp(argv[1], "-c") && !strcmp(argv[3], "-o")) |
| 44 | return ArgInfo(argv[2], argv[4]); |
| 45 | if (!strcmp(argv[3], "-c") && !strcmp(argv[1], "-o")) |
| 46 | return ArgInfo(argv[4], argv[2]); |
| 47 | } |
| 48 | |
| 49 | // illegal arguments, print help info |
| 50 | printHelp(); |
| 51 | exit(0); |
| 52 | } |
| 53 | |
| 54 | int main(int argc, char **argv) |
| 55 | { |