* parseFastCoverParameters() : * reads fastcover parameters from *stringPtr (e.g. "--train-fastcover=k=48,d=8,f=20,steps=32,accel=2") into *params * @return 1 means that fastcover parameters were correct * @return 0 in case of malformed parameters */
| 430 | * @return 0 in case of malformed parameters |
| 431 | */ |
| 432 | static unsigned parseFastCoverParameters(const char* stringPtr, ZDICT_fastCover_params_t* params) |
| 433 | { |
| 434 | memset(params, 0, sizeof(*params)); |
| 435 | for (; ;) { |
| 436 | if (longCommandWArg(&stringPtr, "k=")) { params->k = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 437 | if (longCommandWArg(&stringPtr, "d=")) { params->d = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 438 | if (longCommandWArg(&stringPtr, "f=")) { params->f = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 439 | if (longCommandWArg(&stringPtr, "steps=")) { params->steps = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 440 | if (longCommandWArg(&stringPtr, "accel=")) { params->accel = readU32FromChar(&stringPtr); if (stringPtr[0]==',') { stringPtr++; continue; } else break; } |
| 441 | if (longCommandWArg(&stringPtr, "split=")) { |
| 442 | unsigned splitPercentage = readU32FromChar(&stringPtr); |
| 443 | params->splitPoint = (double)splitPercentage / 100.0; |
| 444 | if (stringPtr[0]==',') { stringPtr++; continue; } else break; |
| 445 | } |
| 446 | if (longCommandWArg(&stringPtr, "shrink")) { |
| 447 | params->shrinkDictMaxRegression = kDefaultRegression; |
| 448 | params->shrinkDict = 1; |
| 449 | if (stringPtr[0]=='=') { |
| 450 | stringPtr++; |
| 451 | params->shrinkDictMaxRegression = readU32FromChar(&stringPtr); |
| 452 | } |
| 453 | if (stringPtr[0]==',') { |
| 454 | stringPtr++; |
| 455 | continue; |
| 456 | } |
| 457 | else break; |
| 458 | } |
| 459 | return 0; |
| 460 | } |
| 461 | if (stringPtr[0] != 0) return 0; |
| 462 | DISPLAYLEVEL(4, "cover: k=%u\nd=%u\nf=%u\nsteps=%u\nsplit=%u\naccel=%u\nshrink=%u\n", params->k, params->d, params->f, params->steps, (unsigned)(params->splitPoint * 100), params->accel, params->shrinkDictMaxRegression); |
| 463 | return 1; |
| 464 | } |
| 465 | |
| 466 | /** |
| 467 | * parseLegacyParameters() : |
no test coverage detected