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/*
* 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(Stream_t *Dir, MainParam_t *mp, int entry)
{
Arg_t *arg=(Arg_t *) mp->arg;
if (arg->verbose)
fprintf(stderr,"Removing %s\n", mp->outname);
if(got_signal)
return MISSED_ONE;
if ((mp->dir.attr & 0x05) &&
(ask_confirmation("%s: \"%s\" is read only, erase anyway (y/n) ? ",
progname,
mp->outname)))
return MISSED_ONE;
if (fatFreeWithDir(Dir,&mp->dir))
return MISSED_ONE;
mp->dir.name[0] = (char) DELMARK;
dir_write(Dir,entry,& mp->dir);
return GOT_ONE;
}
static int del_file(Stream_t *Dir, MainParam_t *mp, int entry)
{
char shortname[13];
int sub_entry = 0;
Stream_t *SubDir;
Arg_t *arg = (Arg_t *) mp->arg;
MainParam_t sonmp;
char outname[VBUFSIZE];
int ret;
sonmp = *mp;
sonmp.outname = outname;
sonmp.arg = mp->arg;
if (mp->dir.attr & 0x10){
/* a directory */
SubDir = open_file(GetFs(Dir), & mp->dir);
ret = 0;
while(!vfat_lookup(SubDir, &sonmp.dir, &sub_entry,
0, "*",
ACCEPT_DIR | ACCEPT_PLAIN,
outname, shortname, NULL) ){
if(shortname[0] != DELMARK &&
shortname[0] &&
shortname[0] != '.' ){
if(arg->deltype != 2){
fprintf(stderr,
"Directory %s non empty\n",
mp->outname);
ret = MISSED_ONE;
break;
}
if(got_signal) {
ret = MISSED_ONE;
break;
}
ret = del_file(SubDir, &sonmp, sub_entry - 1);
if( ret & MISSED_ONE)
break;
ret = 0;
}
}
FREE(&SubDir);
if(ret)
return ret;
}
return del_entry(Dir, mp, entry);
}
static void usage(void)
{
fprintf(stderr,
"Mtools version %s, dated %s\n", mversion, mdate);
fprintf(stderr,
"Usage: %s [-v] msdosfile [msdosfiles...]", progname);
exit(1);
}
void mdel(int argc, char **argv, int deltype)
{
int verbose=0;
Arg_t arg;
MainParam_t mp;
char filename[VBUFSIZE];
int c,i;
while ((c = getopt(argc, argv, "v")) != EOF) {
switch (c) {
case 'v':
verbose = 1;
break;
default:
usage();
}
}
if(argc == optind)
usage();
init_mp(&mp);
mp.callback = del_file;
mp.outname = filename;
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;
if(argv[i][0] && argv[i][1] == ':')
b = 2;
else
b = 0;
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));
}
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