minix/commands/i386/mtools-3.9.7/unixdir.c
2005-04-21 14:53:53 +00:00

144 lines
2.4 KiB
C
Executable file

#include "sysincludes.h"
#include "msdos.h"
#include "stream.h"
#include "mtools.h"
#include "fsP.h"
#include "file.h"
#include "htable.h"
#include "mainloop.h"
#include <dirent.h>
typedef struct Dir_t {
Class_t *Class;
int refs;
Stream_t *Next;
Stream_t *Buffer;
struct stat stat;
char *pathname;
DIR *dir;
#ifdef HAVE_FCHDIR
int fd;
#endif
} Dir_t;
/*#define FCHDIR_MODE*/
static int get_dir_data(Stream_t *Stream, time_t *date, mt_size_t *size,
int *type, int *address)
{
DeclareThis(Dir_t);
if(date)
*date = This->stat.st_mtime;
if(size)
*size = (mt_size_t) This->stat.st_size;
if(type)
*type = 1;
if(address)
*address = 0;
return 0;
}
static int dir_free(Stream_t *Stream)
{
DeclareThis(Dir_t);
Free(This->pathname);
closedir(This->dir);
return 0;
}
static Class_t DirClass = {
0, /* read */
0, /* write */
0, /* flush */
dir_free, /* free */
0, /* get_geom */
get_dir_data ,
0 /* pre-allocate */
};
#ifdef HAVE_FCHDIR
#define FCHDIR_MODE
#endif
int unix_dir_loop(Stream_t *Stream, MainParam_t *mp);
int unix_loop(Stream_t *Stream, MainParam_t *mp, char *arg,
int follow_dir_link);
int unix_dir_loop(Stream_t *Stream, MainParam_t *mp)
{
DeclareThis(Dir_t);
struct dirent *entry;
char *newName;
int ret=0;
#ifdef FCHDIR_MODE
int fd;
fd = open(".", O_RDONLY);
chdir(This->pathname);
#endif
while((entry=readdir(This->dir)) != NULL) {
if(got_signal)
break;
if(isSpecial(entry->d_name))
continue;
#ifndef FCHDIR_MODE
newName = malloc(strlen(This->pathname) + 1 +
strlen(entry->d_name) + 1);
if(!newName) {
ret = ERROR_ONE;
break;
}
strcpy(newName, This->pathname);
strcat(newName, "/");
strcat(newName, entry->d_name);
#else
newName = entry->d_name;
#endif
ret |= unix_loop(Stream, mp, newName, 0);
#ifndef FCHDIR_MODE
free(newName);
#endif
}
#ifdef FCHDIR_MODE
fchdir(fd);
close(fd);
#endif
return ret;
}
Stream_t *OpenDir(Stream_t *Stream, const char *filename)
{
Dir_t *This;
This = New(Dir_t);
This->Class = &DirClass;
This->Next = 0;
This->refs = 1;
This->Buffer = 0;
This->pathname = malloc(strlen(filename)+1);
if(This->pathname == NULL) {
Free(This);
return NULL;
}
strcpy(This->pathname, filename);
if(stat(filename, &This->stat) < 0) {
Free(This->pathname);
Free(This);
return NULL;
}
This->dir = opendir(filename);
if(!This->dir) {
Free(This->pathname);
Free(This);
return NULL;
}
return (Stream_t *) This;
}