int cmd_popd(char *rest)
{
#ifdef INCLUDE_CMD_PUSHD
char *Tmp_Stack = Dir_Stack;
char newdir[MAXPATH];
int i = 0;
/* '*' == Wipe stack contents */
if(rest && *rest == '*')
{
Dir_Stack_Entries = 0;
Dir_Stack_Pointer = 0;
}
/* If there is anything in the stack */
else if(Dir_Stack_Entries)
{
/* Find the last entry */
while(++i < Dir_Stack_Entries)
while(*Tmp_Stack++) ;
/* Copy the pathname to a buffer */
strcpy(newdir, Tmp_Stack);
/* Update pointer and such */
Dir_Stack_Pointer -= strlen(Tmp_Stack) + 1;
Dir_Stack_Entries -= 1;
return cmd_cdd(newdir);
}
/* If the stack is empty */
else
#endif
displayString(TEXT_DIRSTACK_EMPTY);
return 0;
}
int cmd_pushd(char *param)
{ char *curdir;
if((curdir = cwd(0)) != 0) {
int rc;
rc = ctxtPush(CTXT_TAG_DIRSTACK, curdir);
free(curdir);
if(rc == E_None) {
/* Change to directory specified on command line */
if(param && *param)
return cmd_cdd(param);
return 0;
}
}
return 1;
}
int cmd_pushd(char *param)
{ char *curdir;
int rc;
if((curdir = cwd(0)) == 0) {
error_out_of_memory();
return 1;
}
rc = ctxtPush(CTXT_TAG_DIRSTACK, curdir);
myfree(curdir);
if(rc == E_None) {
/* Change to directory specified on command line */
if(param && *param)
return cmd_cdd(param);
return 0;
}
return 1;
}
int cmd_pushd(char *rest)
{
char *Tmp_Stack = Dir_Stack;
char *curdir;
int i = 1;
if((curdir = cwd(0)) == 0) {
return 1;
}
while(Dir_Stack_Pointer + strlen(curdir) > DIR_STACK_LEN)
{
while(*Tmp_Stack++)
i++;
/* Copy all but the first entry to the buffer, and then put it back */
memcpy(Buffer, Tmp_Stack, i + Dir_Stack_Pointer - 1);
Dir_Stack_Pointer -= i;
memcpy(Dir_Stack, Buffer, Dir_Stack_Pointer);
Dir_Stack_Entries--;
}
/* Append the stack and update the stack pointer */
strcpy(Dir_Stack + Dir_Stack_Pointer, curdir);
Dir_Stack_Pointer += strlen(curdir) + 1;
Dir_Stack[Dir_Stack_Pointer - 1] = '\0';
Dir_Stack_Entries++;
free(curdir);
/* Change to directory specified on command line */
if(rest && *rest)
return cmd_cdd(rest);
return 0;
}
