windows linux―unix 跨平台通信集成控制系统----文件搜索
来源：程序员人生 发布时间：2015-01-14 08:26:57 阅读次数：3626次
跨平台的网络通讯，跟装备的集成控制，牵扯到在各种平台下的文件搜索问题，windows下面的已有了。
地址以下：
http://blog.csdn.net/wangyaninglm/article/details/8668132
这篇文章主要介绍1下linux下面的文件搜索实现：
Filesearch.h
//
// Filesearch.h
// //
// Created by mac mac on 13⑷⑵8.
// Copyright (c) 2013年 __MyCompanyName__. All rights reserved.
//
#ifndef _Filesearch_h
#define _Filesearch_h
//#include <stdio.h>
//#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <pwd.h>
#include <unistd.h>
//#include <string.h>
#include <time.h>
#include "mac.h"
#include "Socket.h"
//#define MAX_PATH 255
int IsDir(char *name);
void Search_File(char *path,char *name);
//int search_flag = 0;
/*
int main(int argc , char *argv[])
{
static char *current_dir;
static char *file_name;
int length;
if(argc==1)
{
printf("it takes more parameter!!!n");
}
if(argc==2)
{
current_dir = (char *)getcwd(current_dir,MAX_PATH);
}
if(argc==3)
{
length = strlen(argv[1]);
if(length>1 && (argv[1][length⑴]=='/'))
{
argv[1][length⑴]=='?';
}
current_dir = argv[1];
file_name = argv[2];
}
Search_File(current_dir,file_name);
printf("Hello world!n");
return 0;
}
*/
#endif
Filesearch.cpp:
//
// Filesearch.cpp
// mac_client
//
// Created by mac mac on 13⑸⑵1.
// Copyright (c) 2013年 __MyCompanyName__. All rights reserved.
//
#include <stdio.h>
#include <iostream>
#include "Filesearch.h"
int search_flag = 0;
int IsDir(char *name)
{
struct stat buff;
if(lstat(name,&buff)<0)
return 0;
return S_ISDIR(buff.st_mode);
}
//调用的时候直接使用'/'目录作为搜索路径，相当于搜索全盘了。
void Search_File(char *path,char *name)
{
DIR *directory;
struct dirent *dir_entry;
char buffer[MAX_PATH];
if((directory = opendir(path)) == NULL)
{
fprintf(stderr,"%s",path);
printf(path);
perror(" ");
return;
}
while(dir_entry == readdir(directory))
{
if(!strcmp(dir_entry->d_name,".")||!strcmp(dir_entry->d_name,".."))
{
//do nothing
}
else
{
if((strcmp(path,"/")) == 0)
{
sprintf(buffer,"%s%s",path,dir_entry->d_name);
// printf(buffer);
/* if is not boot directory do not add "/"*/
}
else
{
sprintf(buffer,"%s/%s",path,dir_entry->d_name);
printf(buffer);
printf("
");
}
if(IsDir(buffer))
{
Search_File(buffer,name);
}
else
{
//find the file,if exist
if(strcmp(dir_entry->d_name,name)==0)
{
printf("%sn",buffer);
search_flag=1;
}
}
}
}
closedir(directory);
}
void setOutFiles(const char * path)//得到指定目录下面所有文件, 传输的时候还得改
{
DIR *dp;
struct dirent *dirp;
char fullpath[MAX_PATH] = {0};
if((dp = opendir(path)) == NULL)
{
//err_quit();
return ;
}
if (strcmp(path,"/") == 0) //如果是根目录，要处理1下
{
while((dirp = readdir(dp))!= NULL)
{
sprintf(fullpath,"%s%s", path,dirp->d_name);
printf("%s
",fullpath);
}
}
else
{
while((dirp = readdir(dp))!= NULL)
{
sprintf(fullpath,"%s/%s", path,dirp->d_name);
printf("%s
",fullpath);
}
}
}
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