void show_directory(char *directory_name)
{
DIR *directory_pointer;
struct dirent *entry;
unsigned attributes;
if ((directory_pointer = opendir(directory_name)) == NULL)
printf("Error opening %s\n", directory_name);
else
{
chdir(directory_name);
while (entry = readdir(directory_pointer))
{
attributes = _chmod(entry, 0);
// Check if entry is for a subdirectory and is not "." or ".."
if ((attributes & FA_DIREC) &&
(strncmp(entry, ".", 1) != 0))
{
printf("\n\n----%s----\n", entry);
show_directory(entry);
}
else
printf("%s\n", entry);
}
closedir(directory_pointer);
chdir("..");
}
}
void main(void)
{
char buffer[MAXPATH];
// Save current directory so you can restore it later
getcwd(buffer, sizeof(buffer));
show_directory("\\");
chdir(buffer);
printf(" Press any key to quit...");
getch();
return;
}
void show_directory( const fs::path& dirpath )
{
fs::directory_iterator itr( dirpath );
fs::directory_iterator endItr;
for ( ; itr != endItr; ++itr )
{
if ( fs::is_regular_file( itr->status() ) )
{
show_file( itr->path() );
}
else if ( fs::is_directory( itr->status() ) )
{
show_directory( itr->path() );
}
}
}
int main( int argc, char* argv[] )
{
// Get the file to examine
std::string filename;
if ( argc < 2 )
{
std::cerr << "Usage: ./filesystem [filepath]" << std::endl;
return EXIT_FAILURE;
}
else
{
filename = argv[1];
}
// Create a boost path
fs::path filepath( filename );
// Does the file exist?
if (! fs::exists(filepath) )
{
std::cerr << "File does not exist: " << filename << std::endl;
return EXIT_FAILURE;
}
// Is this a file or a directory?
if ( fs::is_regular_file( filepath ) )
{
show_file( filepath );
}
else if ( fs::is_directory( filepath ) )
{
show_directory( filepath );
}
return EXIT_SUCCESS;
}
int main(int argn ,char *argv[])
{
char in[100];
while(1)
{
int n = strlen(para[0]);
printf("%s->", para[0]);
memset(in, 0, sizeof(in));
gets(in);
int choice = explain(in);
//根据命令解释器的返回结果执行相对应的命令
switch(choice)
{
case -1: printf("' %s '不是内部或外部命令，也不是可运行的程序\n或批处理文件。\n", in);break;
case 0 : show_time();break;
case 1 : show_version();break;
case 2 : show_date();break;
case 3 : clrscr(0, 0);break;
case 4 : show_directory();break;
case 5 : help();break;
case 6 : show_current_tree(para[0], 0);break;
case 7 : return 0;
case 8 : print_text(para[0]);break;
case 9 : if(del_dir(para[0]) == 0) del_files(para[0]);break;//如果para[0]是文件夹，则执行删除文件夹函数，否则执行文件删除函数
case 10 : creat_dir(para[0]);break;
case 11 : rename_file(para[0], para[1]);break;
case 12 : change_path(in);break;
}//{"time", "version", "date", "cls", "dir", "help", "tree", "print", "del", "mkdir", "ren"};
if(choice != 12)//如果没有改变路径，则每次都把当前工作目录下的以外的其它字符清除
{
memset(para[0] + n, 0, (100 - n) * sizeof(char));
memset(para[1] + n, 0, (100 - n) * sizeof(char));
}
}
return 0;
}
void
set_directory(
char * dir,
int verbose)
{
char *cmd = NULL;
char *new_dir = NULL;
char *qnew_dir;
char *dp, *de;
char *ldir = NULL;
/* do nothing if "." */
if(strcmp(dir,".")==0) {
show_directory(); /* say where we are */
return;
/*NOTREACHED*/
}
if (disk_name == NULL) {
g_printf(_("Must select disk before setting directory\n"));
return;
/*NOTREACHED*/
}
ldir = stralloc(dir);
clean_pathname(ldir);
/* convert directory into absolute path relative to disk mount point */
if (ldir[0] == '/')
{
/* absolute path specified, must start with mount point */
if (strcmp(mount_point, "/") == 0)
{
new_dir = stralloc(ldir);
}
else
{
if (strncmp(mount_point, ldir, strlen(mount_point)) != 0)
{
g_printf(_("Invalid directory - Can't cd outside mount point \"%s\"\n"),
mount_point);
amfree(ldir);
return;
/*NOTREACHED*/
}
new_dir = stralloc(ldir+strlen(mount_point));
if (strlen(new_dir) == 0) {
new_dir = newstralloc(new_dir, "/");
/* i.e. ldir == mount_point */
}
}
}
else
{
new_dir = stralloc(disk_path);
dp = ldir;
/* strip any leading ..s */
while (strncmp(dp, "../", 3) == 0)
{
de = strrchr(new_dir, '/'); /* always at least 1 */
if (de == new_dir)
{
/* at top of disk */
*(de + 1) = '\0';
dp = dp + 3;
}
else
{
*de = '\0';
dp = dp + 3;
}
}
if (strcmp(dp, "..") == 0) {
if (strcmp(new_dir, "/") == 0) {
/* at top of disk */
g_printf(_("Invalid directory - Can't cd outside mount point \"%s\"\n"),
mount_point);
/*@ignore@*/
amfree(new_dir);
/*@end@*/
amfree(ldir);
return;
/*NOTREACHED*/
}
de = strrchr(new_dir, '/'); /* always at least 1 */
if (de == new_dir)
{
/* at top of disk */
*(de+1) = '\0';
}
else
{
*de = '\0';
}
} else {
/*@ignore@*/
if (strcmp(new_dir, "/") != 0) {
strappend(new_dir, "/");
}
strappend(new_dir, ldir);
/*@end@*/
}
}
qnew_dir = quote_string(new_dir);
cmd = stralloc2("OISD ", qnew_dir);
amfree(qnew_dir);
if (exchange(cmd) == -1) {
exit(1);
/*NOTREACHED*/
}
amfree(cmd);
if (server_happy())
{
disk_path = newstralloc(disk_path, new_dir);
suck_dir_list_from_server(); /* get list of directory contents */
if (verbose)
show_directory(); /* say where we moved to */
}
else
{
g_printf(_("Invalid directory - %s\n"), dir);
}
/*@ignore@*/
amfree(new_dir);
amfree(ldir);
/*@end@*/
}
