word.lst

简单Shell命令调试系统开发的程序

C51 COMPILER V7.02b   WORD                                                                 01/18/2005 19:37:31 PAGE 1   


C51 COMPILER V7.02b, COMPILATION OF MODULE WORD
OBJECT MODULE PLACED IN word.OBJ
COMPILER INVOKED BY: D:\Keil\C51\BIN\C51.EXE word.c LARGE BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "word.h"
   2          
   3          bit InterpretCommand(unsigned char *ComBuf,stWORDTABLE *WordTable)
   4          {
   5   1              int i=0;        /*ComBuf String pointer*/
   6   1              int j=0;        /*Length of Word */
   7   1              int k=-1;       /*The number of WordTable*/
   8   1              int StrFlag=0;  /*There is "0-9/a-z/A-Z" before " ,()"*/
   9   1              int SentenceEndFlag=0;  /*Sentence end*/
  10   1              char ch;
  11   1      
  12   1              WordTable->Num=0;
  13   1              WordTable->LeftCurveNum=0;//左括号
  14   1              WordTable->RightCurveNum=0;//右括号
  15   1      
  16   1              ch=ComBuf[0];
  17   1              while(!SentenceEndFlag&&i<MaxLenComBuf)
  18   1                      {
  19   2                      if((ch>='0'&&ch<='9')||(ch>='a'&&ch<='z')||(ch>='A'&&ch<='Z')||(ch=='.'))
  20   2                              {
  21   3                              if(StrFlag==0)
  22   3                                      {
  23   4                                      StrFlag=1;k=k+1;j=0;
  24   4                                      if(k>=MaxLenWordTable) return 0;
  25   4                                      WordTable->wt[k].Str[j]=ch;
  26   4                                      WordTable->Num=k+1;
  27   4                                      }
  28   3                              else
  29   3                                      {
  30   4                                      j=j+1;
  31   4                                      if(j>=MaxLenWord) return 0;
  32   4                      WordTable->wt[k].Str[j]=ch;
  33   4                                      }
  34   3                              }
  35   2                      else if(ch==' '||ch==','||ch=='('||ch==')'||ch=='\0')
  36   2                              {
  37   3                              if(ch=='(') 
  38   3                                      WordTable->LeftCurveNum++;
  39   3                              if(ch==')') 
  40   3                                      WordTable->RightCurveNum++;
  41   3                              if(StrFlag==1)
  42   3                                      {
  43   4                                      StrFlag=0;j=j+1;
  44   4                                      WordTable->wt[k].Str[j]='\0';
  45   4                                      WordTable->wt[k].Length=j;
  46   4                                      }
  47   3                              if(ch=='\0') 
  48   3                                      SentenceEndFlag=1;
  49   3                              }
  50   2                      else
  51   2                              {
  52   3                              return 0;
  53   3                              }
  54   2                      i=i+1;
  55   2                      ch=ComBuf[i];
C51 COMPILER V7.02b   WORD                                                                 01/18/2005 19:37:31 PAGE 2   

  56   2              }
  57   1              if(i<MaxLenComBuf||ComBuf[MaxLenComBuf]=='\0'){
  58   2                      if(WordTable->LeftCurveNum==WordTable->RightCurveNum) return 1;
  59   2                      else return 0;
  60   2              }
  61   1              else{
  62   2                      return 0;
  63   2              }
  64   1      }
  65          
  66          void strlwr(unsigned char *str)//将字符串全部转换成小写格式
  67          {
  68   1              int i;
  69   1              unsigned char ch;
  70   1      
  71   1              for(i=0;1;i++){
  72   2                      ch=*(str+i);
  73   2                      if(ch=='\0') break;
  74   2                      else if(ch>='A'&&ch<='Z') *(str+i)=ch-'A'+'a';
  75   2              }       
  76   1      }
  77          char strcmp(unsigned char *stra,unsigned char *strb)//比较a和b两个字符串的大小，a>b 1 a=b 0 a<b -1
  78          {
  79   1              int i;
  80   1              unsigned char cha,chb;
  81   1              for(i=0;1;i++){
  82   2                      cha=*(stra+i);
  83   2                      chb=*(strb+i);
  84   2                      if(cha=='\0'&&chb=='\0') 
  85   2                              return 0;
  86   2                      else if(cha>chb) 
  87   2                              return 1;
  88   2                      else if(cha<chb) 
  89   2                              return -1;
  90   2              }       
  91   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    947    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----      27
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)