linux c 读取软连接的目标文件或目标文件夹

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#include<stdio.h> 
#include<stdlib.h>
#include <iostream>
#include <string>

using namespace std;

void GetCurrentLogDirPath();

int main()
{
	GetCurrentLogDirPath();

	return 0;
}

void GetCurrentLogDirPath()
{
	bool bResult = false;

	FILE * pFile;
	char buffer[10];
	pFile = popen("readlink /home/benebot/log/latest", "r");
	if (NULL == pFile)
	{

		return;
	}

	string  strCurrLogDirPath;
	while (!feof(pFile))
	{
		if (fgets(buffer, 10, pFile) == NULL)
			break;
		fputs(buffer, stdout);
	
		strCurrLogDirPath.append(buffer);

	}
	cout<<"strCurrLogDirPath is %s" << strCurrLogDirPath.c_str() <<endl;
	

	if(NULL != pFile)
	{
		pclose(pFile);
		pFile = NULL;
	}

	return;
}