Linux下c语言实现将一个目录下的所有文件和目录复制到另一个目录下

#include<stdio.h>

#include<fcntl.h>

#include<unistd.h>

#include<sys/stat.h>

#include<sys/types.h>

#include<dirent.h>

#include<string.h>

char paths[1000],patht[1000],temp_paths[1000],temp_patht[1000];

void Copy(char *spathname,char *tpathname)

{

int sfd,tfd;

struct stat s,t;

char c;

sfd=open(spathname,O_RDONLY);

tfd=open(tpathname,O_RDWR|O_CREAT);

while(read(sfd,&c,1)>0)

write(tfd,&c,1);

fstat(sfd,&s);

chown(tpathname,s.st_uid,s.st_gid);

chmod(tpathname,s.st_mode);



close(sfd);

close(tfd);

}

void d_copy(char *spathname,char *tpathname)

{

struct stat s,t,temp_s,temp_t;

struct dirent *s_p;

DIR *dirs,*dirt;



stat(spathname,&s);

mkdir(tpathname,s.st_mode);

chown(tpathname,s.st_uid,s.st_gid);

dirt=opendir(tpathname);

dirs=opendir(spathname);

strcpy(temp_paths,spathname);

strcpy(temp_patht,tpathname);

while((s_p=readdir(dirs))!=NULL)

{

if(strcmp(s_p->d_name,".")!=0&&strcmp(s_p->d_name,"..")!=0)

{

strcat(temp_paths,"/");

strcat(temp_paths,s_p->d_name);

strcat(temp_patht,"/");

strcat(temp_patht,s_p->d_name);

lstat(temp_paths,&s);

temp_s.st_mode=s.st_mode;

if(S_ISLNK(temp_s.st_mode))

{

printf("%s is a symbol link file/n",temp_paths);

}

else if(S_ISREG(temp_s.st_mode))

{

printf("Copy file %s ....../n",temp_paths);

Copy(temp_paths,temp_patht);

strcpy(temp_paths,spathname);

strcpy(temp_patht,tpathname);

}

else if(S_ISDIR(temp_s.st_mode))

{

printf("Copy directory %s ....../n",temp_paths);

d_copy(temp_paths,temp_patht);

strcpy(temp_paths,spathname);

strcpy(temp_patht,tpathname);

}

}

}

}

int main()

{

struct dirent *sp,*tp;

char spath[1000],tpath[1000],temp_spath[1000],temp_tpath[1000];

struct stat sbuf,tbuf,temp_sbuf,temp_tbuf;

char sdirect[1000],tdirect[1000],judge;

DIR *dir_s,*dir_t;



printf("Please input the sourse direct path and name :");

scanf("%s",sdirect);

dir_s=opendir(sdirect);

if(dir_s==NULL)

{

printf("This directory don't exist !/n");

return 0;

}

if(stat(sdirect,&sbuf)!=0)

{

printf("Get status error !/n");

return 0;

}

printf("Please input the target direct path and name :");

scanf("%s",tdirect);

dir_t=opendir(tdirect);

if(dir_t==NULL)

{

mkdir(tdirect,sbuf.st_mode);

chown(tdirect,sbuf.st_uid,sbuf.st_gid);

dir_t=opendir(tdirect);

}

else

{

chmod(tdirect,sbuf.st_mode);

chown(tdirect,sbuf.st_uid,sbuf.st_gid);

}

strcpy(spath,sdirect);

strcpy(tpath,tdirect);

strcpy(temp_spath,sdirect);

strcpy(temp_tpath,tdirect);

/////////////////////////////////////////////////////////////////////////////////

printf("Begin copy ......../n");

while((sp=readdir(dir_s))!=NULL)

{

if(strcmp(sp->d_name,".")!=0&&strcmp(sp->d_name,"..")!=0)

{

strcat(temp_spath,"/");

strcat(temp_spath,sp->d_name);

strcat(temp_tpath,"/");

strcat(temp_tpath,sp->d_name);

lstat(temp_spath,&sbuf);

temp_sbuf.st_mode=sbuf.st_mode;

if(S_ISLNK(temp_sbuf.st_mode))

{

printf("%s is a symbolic link file/n",temp_spath);

}

else if((S_IFMT&temp_sbuf.st_mode)==S_IFREG)

{

printf("Copy file %s ....../n",temp_spath);

Copy(temp_spath,temp_tpath);

strcpy(temp_tpath,tpath);

strcpy(temp_spath,spath);

}

else if((S_IFMT&temp_sbuf.st_mode)==S_IFDIR)

{

printf("Copy directory %s ....../n",temp_spath);

d_copy(temp_spath,temp_tpath);

strcpy(temp_tpath,tpath);

strcpy(temp_spath,spath);

}

}

}

printf("Copy end !/n");

closedir(dir_t);

closedir(dir_s);

return 1;

}