Print DFX msg for create partition func

Signed-off-by: jiangqianrong <jiangqianrong1@huawei.com>

gpt.cc

@@ -1991,9 +1991,21 @@ uint32_t GPTData::CreatePartition(uint32_t partNum, uint64_t startSector, uint64
             partitions[partNum].SetLastLBA(endSector);
             partitions[partNum].SetType(DEFAULT_GPT_TYPE);
             partitions[partNum].RandomizeUniqueGUID();
-         } else retval = 0; // if free space until endSector
-      } else retval = 0; // if startSector is free
-   } else retval = 0; // if legal partition number
+         } else {
+            cerr << "Insufficent space: startSector: " << startSector << ", endSector: " << endSector
+                 << ", maxSector: " << FindLastInFree(startSector) << ".\n";
+            retval = 0; // if free space until endSector
+         }
+      } else {
+         cerr << "startSector: " << startSector << ", endSector: " << endSector
+              << ", free startSector: "<< (IsFree(startSector) ? "true" : "false") << ".\n";
+         retval = 0; // if startSector is free
+      }
+   } else {
+      cerr << "partNum: " << (partNum + 1) << ", numParts: " << numParts
+           << ", IsFreePartNum: " << (IsFreePartNum(partNum) ? "true" : "false") << ".\n";
+      retval = 0; // if legal partition number
+   }
    return retval;
 } // GPTData::CreatePartition(partNum, startSector, endSector)
 
@@ -2152,7 +2164,10 @@ int GPTData::ChangePartType(uint32_t partNum, PartType theGUID) {
 
    if (!IsFreePartNum(partNum)) {
       partitions[partNum].SetType(theGUID);
-   } else retval = 0;
+   } else {
+      cerr << "partNum: " << partNum << ", numParts: " << numParts << ".\n";
+      retval = 0;
+   }
    return retval;
 } // GPTData::ChangePartType()
 

gptcl.cc

@@ -319,6 +319,7 @@ int GPTDataCL::DoOptions(int argc, char* argv[]) {
                   break;
                case 'n':
                   JustLooking(0);
+                  cout << "Create partition option: " << newPartInfo << ".\n";
                   newPartNum = (int) GetInt(newPartInfo, 1) - 1;
                   if (newPartNum < 0)
                      newPartNum = FindFirstFreePart();
@@ -398,6 +399,7 @@ int GPTDataCL::DoOptions(int argc, char* argv[]) {
                   break;
                case 't':
                   JustLooking(0);
+                  cout << "Change typecode option: " << (typeCode ? typeCode : "NULL") << ".\n";
                   partNum = (int) GetInt(typeCode, 1) - 1;
                   if (partNum < 0)
                      partNum = newPartNum;

support.cc

@@ -223,8 +223,10 @@ uint64_t IeeeToInt(string inValue, uint64_t sSize, uint64_t low, uint64_t high,
          response = high - response;
    } // if   
 
-   if (badInput)
+   if (badInput) {
+      cerr << "Invalid input: '" << inValue << "', response: " << response << ".\n";
       response = UINT64_C(0);
+   }
 
    return response;
 } // IeeeToInt()