fix compile error under higher version of gcc

src/client/src/tscLocal.c

@@ -279,7 +279,8 @@ static void tscProcessCurrentUser(SSqlObj *pSql) {
   pExpr->resType = TSDB_DATA_TYPE_BINARY;
   
   char* vx = calloc(1, pExpr->resBytes);
-  STR_WITH_MAXSIZE_TO_VARSTR(vx, pSql->pTscObj->user, sizeof(pSql->pTscObj->user));
+  size_t size = sizeof(pSql->pTscObj->user);
+  STR_WITH_MAXSIZE_TO_VARSTR(vx, pSql->pTscObj->user, size);
   
   tscSetLocalQueryResult(pSql, vx, pExpr->aliasName, pExpr->resType, pExpr->resBytes);
   free(vx);

src/client/src/tscServer.c

@@ -1708,8 +1708,9 @@ int tscBuildSTableVgroupMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
   
   for(int32_t i = 0; i < pQueryInfo->numOfTables; ++i) {
     STableMetaInfo *pTableMetaInfo = tscGetTableMetaInfoFromCmd(pCmd, pCmd->clauseIndex, i);
-    tstrncpy(pMsg, pTableMetaInfo->name, sizeof(pTableMetaInfo->name));
-    pMsg += sizeof(pTableMetaInfo->name);
+    size_t size = sizeof(pTableMetaInfo->name);
+    tstrncpy(pMsg, pTableMetaInfo->name, size);
+    pMsg += size;
   }
 
   pCmd->msgType = TSDB_MSG_TYPE_CM_STABLE_VGROUP;

src/mnode/src/mnodeProfile.c

@@ -235,12 +235,14 @@ static int32_t mnodeRetrieveConns(SShowObj *pShow, char *data, int32_t rows, voi
     cols++;
 
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, sizeof(pConnObj->user));
+    size_t size = sizeof(pConnObj->user);
+    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, size);
     cols++;
 
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
     snprintf(ipStr, sizeof(ipStr), "%s:%u", taosIpStr(pConnObj->ip), pConnObj->port);
-    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, sizeof(ipStr));
+    size = sizeof(ipStr);
+    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, size);
     cols++;
 
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
@@ -358,12 +360,14 @@ static int32_t mnodeRetrieveQueries(SShowObj *pShow, char *data, int32_t rows, v
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, sizeof(pConnObj->user));
+      size_t size = sizeof(pConnObj->user);
+      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, size);
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
       snprintf(ipStr, sizeof(ipStr), "%s:%u", taosIpStr(pConnObj->ip), pConnObj->port);
-      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, sizeof(ipStr));
+      size = sizeof(ipStr);
+      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, size);
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
@@ -479,12 +483,14 @@ static int32_t mnodeRetrieveStreams(SShowObj *pShow, char *data, int32_t rows, v
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, sizeof(pConnObj->user));
+      size_t size = sizeof(pConnObj->user);
+      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pConnObj->user, size);
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
       snprintf(ipStr, sizeof(ipStr), "%s:%u", taosIpStr(pConnObj->ip), pConnObj->port);
-      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, sizeof(ipStr));
+      size = sizeof(ipStr);
+      STR_WITH_MAXSIZE_TO_VARSTR(pWrite, ipStr, size);
       cols++;
 
       pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;

src/mnode/src/mnodeTable.c

@@ -1770,7 +1770,8 @@ static int32_t mnodeAutoCreateChildTable(SMnodeMsg *pMsg) {
     return TSDB_CODE_MND_OUT_OF_MEMORY;
   }
 
-  tstrncpy(pCreateMsg->tableId, pInfo->tableId, sizeof(pInfo->tableId));
+  size_t size = sizeof(pInfo->tableId);
+  tstrncpy(pCreateMsg->tableId, pInfo->tableId, size);
   tstrncpy(pCreateMsg->db, pMsg->pDb->name, sizeof(pCreateMsg->db));
   pCreateMsg->igExists = 1;
   pCreateMsg->getMeta = 1;

src/mnode/src/mnodeUser.c

@@ -315,7 +315,8 @@ static int32_t mnodeRetrieveUsers(SShowObj *pShow, char *data, int32_t rows, voi
     cols = 0;
 
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pUser->user, sizeof(pUser->user));
+    size_t size = sizeof(pUser->user);
+    STR_WITH_MAXSIZE_TO_VARSTR(pWrite, pUser->user, size);
     cols++;
 
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;

src/plugins/http/src/httpAuth.c

@@ -101,8 +101,10 @@ bool httpParseTaosdAuthToken(HttpContext *pContext, char *token, int len) {
 
 bool httpGenTaosdAuthToken(HttpContext *pContext, char *token, int maxLen) {
   char buffer[sizeof(pContext->user) + sizeof(pContext->pass)] = {0};
-  tstrncpy(buffer, pContext->user, sizeof(pContext->user));
-  tstrncpy(buffer + sizeof(pContext->user), pContext->pass, sizeof(pContext->pass));
+  size_t size = sizeof(pContext->user);
+  tstrncpy(buffer, pContext->user, size);
+  size = sizeof(pContext->pass);
+  tstrncpy(buffer + sizeof(pContext->user), pContext->pass, size);
 
   char *encrypt = taosDesEncode(KEY_DES_4, buffer, TSDB_USER_LEN + TSDB_PASSWORD_LEN);
   char *base64 = base64_encode((const unsigned char *)encrypt, TSDB_USER_LEN + TSDB_PASSWORD_LEN);