fat32changedirectory.lst

C51上实现SD卡程序,是FAT32文件系统

C51 COMPILER V7.50   FAT32CHANGEDIRECTORY                                                  07/13/2005 10:21:39 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE FAT32CHANGEDIRECTORY
OBJECT MODULE PLACED IN FAT32CHANGEDIRECTORY.OBJ
COMPILER INVOKED BY: e:\Keil\C51\BIN\C51.EXE FAT32CHANGEDIRECTORY.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #ifndef _FAT32_DEFINE
   2           #include "FAT32.c"
   3          #endif
   4          
   5          BYTE FAT32ChangeDirectory(CHAR *DirName);
   6          
   7          BYTE FAT32ChangeDirectory(CHAR *DirName)
   8          {
   9   1              register DWORD cluster;
  10   1              register BYTE i;
  11   1      
  12   1              i=FAT32FindDIREntry(DirName);
  13   1              if (i<16&&(sDIR[i].Attr&FAT32_ATTR_DIRECTORY))                                                          //找到目录入口
  14   1              {
  15   2                      cluster=(MEMSwap16(sDIR[i].FstClusHI)<<16)|MEMSwap16(sDIR[i].FstClusLO);
*** WARNING C206 IN LINE 15 OF FAT32CHANGEDIRECTORY.C: 'MEMSwap16': missing function-prototype
*** ERROR C267 IN LINE 15 OF FAT32CHANGEDIRECTORY.C: 'MEMSwap16': requires ANSI-style prototype
  16   2                      FAT32.CurrentDirectory=cluster;
  17   2                      return(0);
  18   2              }
  19   1              else if (!(sDIR[i].Attr&FAT32_ATTR_DIRECTORY)) return(FAT32_ERR_NOT_DIR);       //目录项不是一个目录入口
  20   1              else return(FAT32_ERR_DIR_NOT_FOUND);                                                                           //目录入口为找到
  21   1      }

C51 COMPILATION COMPLETE.  1 WARNING(S),  1 ERROR(S)