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~/test
|
|
|------main.c
|------lib
|        |
|        |------StringLen.h
|        |------Strlen.c
|        |------Strnlen.c
----------------StringLen.h:
#ifndef _STRINGLEN_H__
#define _STRINGLEN_H__
int Strlen(char *pStr);
int StrNlen(char *pStr, unsigned long ulMaxLen); 
#endif
-------------------------------------------------
---------------Strlen.c:
#include<stdio.h>
#include<assert.h>
#include "StringLen.h"
int  Strlen(char  *pStr)
{        
    unsigned  long  ulLength;
    assert(NULL  !=  pStr);
    ulLength  =  0;
    while(*pStr++)
    {                
        ulLength++;
    }
    return  ulLength;
}
-------------------------------------------------
---------------Strnlen.c:
#include<stdio.h>
#include<assert.h>
#include "StringLen.h"
int  StrNlen(char  *pStr,  unsigned  long  ulMaxLen)
{        
    unsigned  long  ulLength;
    assert(NULL  !=  pStr);        
    if(ulMaxLen  <=  0)        
    {               
         printf("Wrong  Max  Length!\n");
       return  -1;        
    } &


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