* parseCoverParameters() : * reads cover parameters from *stringPtr (e.g. "--train-cover=k=48,d=8,steps=32") into *params * @return 1 means that cover parameters were correct * @return 0 in case of malformed parameters */
| 392 | * @return 0 in case of malformed parameters |
| 393 | */ |
| 394 | static unsigned parseCoverParameters(const char* stringPtr, ZDICT_cover_params_t* params) |
| 395 | { |
| 396 | memset(params, 0, sizeof(*params)); |
| 397 | for (; ;) { |
| 398 | if (longCommandWArg(&stringPtr, "k=")) { params->k = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 399 | if (longCommandWArg(&stringPtr, "d=")) { params->d = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 400 | if (longCommandWArg(&stringPtr, "steps=")) { params->steps = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 401 | if (longCommandWArg(&stringPtr, "split=")) { |
| 402 | unsigned splitPercentage = readU32FromChar(&stringPtr); |
| 403 | params->splitPoint = (double)splitPercentage / 100.0; |
| 404 | if (stringPtr[0]==',') { stringPtr++; continue; } else break; |
| 405 | } |
| 406 | if (longCommandWArg(&stringPtr, "shrink")) { |
| 407 | params->shrinkDictMaxRegression = kDefaultRegression; |
| 408 | params->shrinkDict = 1; |
| 409 | if (stringPtr[0]=='=') { |
| 410 | stringPtr++; |
| 411 | params->shrinkDictMaxRegression = readU32FromChar(&stringPtr); |
| 412 | } |
| 413 | if (stringPtr[0]==',') { |
| 414 | stringPtr++; |
| 415 | continue; |
| 416 | } |
| 417 | else break; |
| 418 | } |
| 419 | return 0; |
| 420 | } |
| 421 | if (stringPtr[0] != 0) return 0; |
| 422 | DISPLAYLEVEL(4, "cover: k=%u\nd=%u\nsteps=%u\nsplit=%u\nshrink%u\n", params->k, params->d, params->steps, (unsigned)(params->splitPoint * 100), params->shrinkDictMaxRegression); |
| 423 | return 1; |
| 424 | } |
| 425 | |
| 426 | /** |
| 427 | * parseFastCoverParameters() : |
no test coverage detected