/*
* dopopd - pop a directory out of the directory stack
* with a numeric argument just discard it.
*/
void
/*ARGSUSED*/
dopopd(Char **v, struct command *t)
{
struct directory *dp, *p = NULL;
skipargs(&v, " [+<n>]");
printd = 1;
if (*v == NULL)
dp = dcwd;
else if (v[1] != NULL)
stderror(ERR_NAME | ERR_TOOMANY);
else if ((dp = dfind(*v)) == 0)
stderror(ERR_NAME | ERR_BADDIR);
if (dp->di_prev == &dhead && dp->di_next == &dhead)
stderror(ERR_NAME | ERR_EMPTY);
if (dp == dcwd) {
char *tmp;
if ((p = dp->di_prev) == &dhead)
p = dhead.di_prev;
if (chdir(tmp = short2str(p->di_name)) < 0)
stderror(ERR_SYSTEM, tmp, strerror(errno));
}
dp->di_prev->di_next = dp->di_next;
dp->di_next->di_prev = dp->di_prev;
if (dp == dcwd)
dnewcwd(p);
else {
printdirs();
}
dfree(dp);
}
int main(){
#ifndef TESTING
#include "uart.h"
#include "mmc.h"
// Initializam modulele hardware
uart_init();
SPI_init();
MMC_init();
BTN_init();
LCD_init();
#endif
/* Gaseste prima partitie FAT32 de pe card*/
init_partition(buffer);
/**
* Gaseste datele despre sistemul de fisiere :
* nr de tabele FAT, cluster-ul directorului Root, etc.
*/
initFAT32(buffer);
print_volid(buffer);
LCD_str( " ", 0);
LCD_str( " ", 0);
LCD_str( " Welcome to", 0);
LCD_str( " MMC Explorer", 0);
_delay_ms(2500);
LCD_clear();
printdirs(openroot());
return EXIT_SUCCESS;
}
/*ARGSUSED*/
void
dodirs(Char **v, struct command *c)
{
static const char flags[] = "plvnSLc";
int dflag = skipargs(&v, flags, "");
USE(c);
if ((dflag & DIR_CLEAR) != 0) {
struct directory *dp, *fdp;
for (dp = dcwd->di_next; dp != dcwd; ) {
fdp = dp;
dp = dp->di_next;
if (fdp != &dhead)
dfree(fdp);
}
dhead.di_next = dhead.di_prev = dp;
dp->di_next = dp->di_prev = &dhead;
}
if ((dflag & DIR_LOAD) != 0)
loaddirs(*v);
else if ((dflag & DIR_SAVE) != 0)
recdirs(*v, 1);
if (*v && (dflag & (DIR_SAVE|DIR_LOAD)))
v++;
if (*v != NULL || (dflag & DIR_OLD))
stderror(ERR_DIRUS, "dirs", flags, "");
if ((dflag & (DIR_CLEAR|DIR_LOAD|DIR_SAVE)) == 0 || (dflag & DIR_PRINT))
printdirs(dflag);
}
/*
* dnewcwd - make a new directory in the loop the current one
*/
static void
dnewcwd(struct directory *dp, int dflag)
{
int print;
if (adrof(STRdunique)) {
struct directory *dn;
for (dn = dhead.di_prev; dn != &dhead; dn = dn->di_prev)
if (dn != dp && Strcmp(dn->di_name, dp->di_name) == 0) {
dn->di_next->di_prev = dn->di_prev;
dn->di_prev->di_next = dn->di_next;
dfree(dn);
break;
}
}
dcwd = dp;
dset(dcwd->di_name);
dgetstack();
print = printd; /* if printd is set, print dirstack... */
if (adrof(STRpushdsilent)) /* but pushdsilent overrides printd... */
print = 0;
if (dflag & DIR_PRINT) /* but DIR_PRINT overrides pushdsilent... */
print = 1;
if (bequiet) /* and bequiet overrides everything */
print = 0;
if (print)
printdirs(dflag);
cwd_cmd(); /* PWP: run the defined cwd command */
}
/*
* dnewcwd - make a new directory in the loop the current one
*/
static void
dnewcwd(struct directory *dp)
{
dcwd = dp;
dset(dcwd->di_name);
if (printd && !(adrof(STRpushdsilent)))
printdirs();
}
/*
* dodirs - list all directories in directory loop
*/
void
/*ARGSUSED*/
dodirs(Char **v, struct command *t)
{
skipargs(&v, "");
if (*v != NULL)
stderror(ERR_DIRUS, "dirs", "");
printdirs();
}
/*ARGSUSED*/
void
dopopd(Char **v, struct command *c)
{
Char *cp;
struct directory *dp, *p = NULL;
int dflag = skipargs(&v, "plvn", " [-|+<n>]");
USE(c);
printd = 1;
cp = (dflag & DIR_OLD) ? varval(STRowd) : *v;
if (cp == NULL)
dp = dcwd;
else if ((dflag & DIR_OLD) == 0 && v[1] != NULL) {
stderror(ERR_NAME | ERR_TOOMANY);
/* NOTREACHED */
return;
}
else if ((dp = dfind(cp)) == 0)
stderror(ERR_NAME | ERR_BADDIR);
if (dp->di_prev == &dhead && dp->di_next == &dhead)
stderror(ERR_NAME | ERR_EMPTY);
if (dp == dcwd) {
char *tmp;
if ((p = dp->di_prev) == &dhead)
p = dhead.di_prev;
if (chdir(tmp = short2str(p->di_name)) < 0)
stderror(ERR_SYSTEM, tmp, strerror(errno));
}
dp->di_prev->di_next = dp->di_next;
dp->di_next->di_prev = dp->di_prev;
dfree(dp);
if (dp == dcwd) {
dnewcwd(p, dflag);
}
else {
printdirs(dflag);
}
}
