173 lines
3.2 KiB
C
Executable file
173 lines
3.2 KiB
C
Executable file
/*
|
|
* mdel.c
|
|
* Delete an MSDOS file
|
|
*
|
|
*/
|
|
|
|
#include "sysincludes.h"
|
|
#include "msdos.h"
|
|
#include "mtools.h"
|
|
#include "stream.h"
|
|
#include "mainloop.h"
|
|
#include "fs.h"
|
|
#include "file.h"
|
|
|
|
typedef struct Arg_t {
|
|
int deltype;
|
|
int verbose;
|
|
} Arg_t;
|
|
|
|
static int del_entry(direntry_t *entry, MainParam_t *mp)
|
|
{
|
|
Arg_t *arg=(Arg_t *) mp->arg;
|
|
direntry_t longNameEntry;
|
|
int i;
|
|
|
|
if(got_signal)
|
|
return ERROR_ONE;
|
|
|
|
if(entry->entry == -3) {
|
|
fprintf(stderr, "Cannot remove root directory\n");
|
|
return ERROR_ONE;
|
|
}
|
|
|
|
if (arg->verbose) {
|
|
fprintf(stderr,"Removing ");
|
|
fprintPwd(stdout, entry,0);
|
|
putchar('\n');
|
|
}
|
|
|
|
if ((entry->dir.attr & (ATTR_READONLY | ATTR_SYSTEM)) &&
|
|
(ask_confirmation("%s: \"%s\" is read only, erase anyway (y/n) ? ",
|
|
progname, entry->name)))
|
|
return ERROR_ONE;
|
|
if (fatFreeWithDirentry(entry))
|
|
return ERROR_ONE;
|
|
|
|
initializeDirentry(&longNameEntry, entry->Dir);
|
|
for(i=entry->beginSlot; i< entry->endSlot; i++) {
|
|
int error;
|
|
longNameEntry.entry=i;
|
|
dir_read(&longNameEntry, &error);
|
|
if(error)
|
|
break;
|
|
longNameEntry.dir.name[0] = (char) DELMARK;
|
|
dir_write(&longNameEntry);
|
|
}
|
|
|
|
entry->dir.name[0] = (char) DELMARK;
|
|
dir_write(entry);
|
|
return GOT_ONE;
|
|
}
|
|
|
|
static int del_file(direntry_t *entry, MainParam_t *mp)
|
|
{
|
|
char shortname[13];
|
|
direntry_t subEntry;
|
|
Stream_t *SubDir;
|
|
Arg_t *arg = (Arg_t *) mp->arg;
|
|
MainParam_t sonmp;
|
|
int ret;
|
|
int r;
|
|
|
|
sonmp = *mp;
|
|
sonmp.arg = mp->arg;
|
|
|
|
r = 0;
|
|
if (IS_DIR(entry)){
|
|
/* a directory */
|
|
SubDir = OpenFileByDirentry(entry);
|
|
initializeDirentry(&subEntry, SubDir);
|
|
ret = 0;
|
|
while((r=vfat_lookup(&subEntry, "*", 1,
|
|
ACCEPT_DIR | ACCEPT_PLAIN,
|
|
shortname, NULL)) == 0 ){
|
|
if(shortname[0] != DELMARK &&
|
|
shortname[0] &&
|
|
shortname[0] != '.' ){
|
|
if(arg->deltype != 2){
|
|
fprintf(stderr,
|
|
"Directory ");
|
|
fprintPwd(stderr, entry,0);
|
|
fprintf(stderr," non empty\n");
|
|
ret = ERROR_ONE;
|
|
break;
|
|
}
|
|
if(got_signal) {
|
|
ret = ERROR_ONE;
|
|
break;
|
|
}
|
|
ret = del_file(&subEntry, &sonmp);
|
|
if( ret & ERROR_ONE)
|
|
break;
|
|
ret = 0;
|
|
}
|
|
}
|
|
FREE(&SubDir);
|
|
if (r == -2)
|
|
return ERROR_ONE;
|
|
if(ret)
|
|
return ret;
|
|
}
|
|
return del_entry(entry, mp);
|
|
}
|
|
|
|
|
|
static void usage(void)
|
|
{
|
|
fprintf(stderr,
|
|
"Mtools version %s, dated %s\n", mversion, mdate);
|
|
fprintf(stderr,
|
|
"Usage: %s [-v] msdosfile [msdosfiles...]\n"
|
|
"\t-v Verbose\n",
|
|
progname);
|
|
exit(1);
|
|
}
|
|
|
|
void mdel(int argc, char **argv, int deltype)
|
|
{
|
|
Arg_t arg;
|
|
MainParam_t mp;
|
|
int c,i;
|
|
|
|
arg.verbose = 0;
|
|
while ((c = getopt(argc, argv, "v")) != EOF) {
|
|
switch (c) {
|
|
case 'v':
|
|
arg.verbose = 1;
|
|
break;
|
|
default:
|
|
usage();
|
|
}
|
|
}
|
|
|
|
if(argc == optind)
|
|
usage();
|
|
|
|
init_mp(&mp);
|
|
mp.callback = del_file;
|
|
mp.arg = (void *) &arg;
|
|
mp.openflags = O_RDWR;
|
|
arg.deltype = deltype;
|
|
switch(deltype){
|
|
case 0:
|
|
mp.lookupflags = ACCEPT_PLAIN; /* mdel */
|
|
break;
|
|
case 1:
|
|
mp.lookupflags = ACCEPT_DIR; /* mrd */
|
|
break;
|
|
case 2:
|
|
mp.lookupflags = ACCEPT_DIR | ACCEPT_PLAIN; /* mdeltree */
|
|
break;
|
|
}
|
|
mp.lookupflags |= NO_DOTS;
|
|
for(i=optind;i<argc;i++) {
|
|
int b,l;
|
|
b = skip_drive(argv[i]) - argv[i];
|
|
l = strlen(argv[i]+b);
|
|
if(l > 1 && argv[i][b+l-1] == '/')
|
|
argv[i][b+l-1] = '\0';
|
|
}
|
|
|
|
exit(main_loop(&mp, argv + optind, argc - optind));
|
|
}
|