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simulate.c
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#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <memory.h>
#include <stdarg.h>
#include <stdlib.h>
#include <time.h>
#include <dirent.h>
#include <unistd.h>
#include "config.h"
#include "lint.h"
#include "mstring.h"
#include "stdio.h"
#include "interpret.h"
#include "object.h"
#include "mapping.h"
#include "sent.h"
#include "exec.h"
#include "comm.h"
#include "mudstat.h"
#include "incralloc.h"
#include "call_out.h"
#include "main.h"
#include "comm1.h"
#include "simulate.h"
#include "backend.h"
#ifdef DEALLOCATE_MEMORY_AT_SHUTDOWN
#include "lex.h"
#endif
#include "inline_svalue.h"
extern int comp_flag;
char *inherit_file;
char *last_verb, *trig_verb;
extern int tot_alloc_dest_object, tot_removed_object;
extern int set_call (struct object *, struct sentence *, int),
legal_path (char *);
void init_smart_log (void);
void dump_smart_log (void);
void remove_interactive (struct interactive *, int);
void add_action (struct closure *, struct svalue *, int);
void ipc_remove(void),
remove_all_players(void), end_new_file(void),
destruct2(struct object *);
#ifdef DEALLOCATE_MEMORY_AT_SHUTDOWN
void remove_all_objects(void);
static void free_all_sent(void);
void tmpclean(void);
#endif
char *dump_malloc_data(void);
void start_new_file (FILE *);
extern int d_flag, s_flag;
struct object *obj_list, *obj_list_destruct, *master_ob, *auto_ob;
struct object *current_object; /* The object interpreting a function. */
struct object *command_giver; /* Where the current command came from. */
struct object *current_interactive; /* The user who caused this execution */
int num_parse_error; /* Number of errors in the parser. */
int total_num_prog_blocks = 0;
int total_prog_block_size = 0;
int total_program_size = 0;
int tot_alloc_variable_size = 0;
void shutdowngame(void);
struct object* find_object_no_create(char *);
int
find_status(struct program *prog, char *str, int not_type)
{
int i, j;
char *super_name = 0;
char *sub_name;
char *real_name;
char *search;
variable_index_found = variable_inherit_found = 255;
real_name = strrchr(str, ':') + 1;
sub_name = strchr(str, ':') + 2;
if(!(real_name = (find_sstring((real_name == (char *)1) ? str : real_name))))
return -1;
if (sub_name == (char *)2)
{
for (i = 0; i < (int)prog->num_variables; i++)
{
if (prog->variable_names[i].name == real_name &&
!(prog->variable_names[i].type & not_type))
{
variable_index_found = i;
variable_inherit_found = prog->num_inherited - 1;
variable_type_mod_found = prog->variable_names[i].type;
return prog->inherit[variable_inherit_found].variable_index_offset + i;
}
}
}
else if (sub_name - str > 2)
{
super_name = xalloc((size_t)(sub_name - str - 1));
(void)memcpy(super_name, str, (size_t)(sub_name - str - 2));
super_name[sub_name - str - 2] = 0;
if (strcmp(super_name, "this") == 0)
return find_status(prog, sub_name, not_type);
}
else
str = sub_name;
for(j = prog->num_inherited - 2; j >= 0 ;j -= prog->inherit[j].prog->num_inherited)
{
if (super_name &&
strcmp(super_name, prog->inherit[j].name) == 0)
search = sub_name;
else
search = str;
if (find_status(prog->inherit[j].prog, search, not_type) != -1)
{
int type1 = prog->inherit[j].type;
if (variable_type_mod_found & TYPE_MOD_PUBLIC)
type1 &= ~TYPE_MOD_PRIVATE;
if (variable_type_mod_found & TYPE_MOD_PRIVATE)
type1 &= ~TYPE_MOD_PUBLIC;
variable_type_mod_found |= type1 & TYPE_MOD_MASK;
if (variable_type_mod_found & not_type)
continue;
variable_inherit_found += j -
(prog->inherit[j].prog->num_inherited - 1);
return prog->inherit[variable_inherit_found].variable_index_offset +
variable_index_found;
}
}
return -1;
}
void
swap_objects(struct object *ob1, struct object *ob2)
{
extern void call_out_swap_objects(struct object *, struct object *);
extern void stack_swap_objects(struct object *, struct object *);
struct program *tmp_prog;
struct svalue *tmp_var;
/* swap the objects */
call_out_swap_objects(ob1, ob2);
stack_swap_objects(ob1, ob2);
tmp_var = ob1->variables;
ob1->variables = ob2->variables;
ob2->variables = tmp_var;
tmp_prog = ob1->prog;
ob1->prog = ob2->prog;
ob2->prog = tmp_prog;
/* Swap the O_CREATED bit */
ob1->flags ^= ob2->flags & O_CREATED;
ob2->flags ^= ob1->flags & O_CREATED;
ob1->flags ^= ob2->flags & O_CREATED;
}
/*
* Load an object definition from file. If the object wants to inherit
* from an object that is not loaded, discard all, load the inherited object,
* and reload again.
*
* In mudlib3.0 when loading inherited objects, their reset() is not called.
*
* Save the command_giver, because reset() in the new object might change
* it.
*
*
*/
char *current_loaded_file = 0;
struct object *
load_object(char *lname, int dont_reset, struct object *old_ob, int depth)
{
FILE *f;
extern int total_lines;
struct object *ob, *save_command_giver = command_giver;
extern struct program *prog;
extern char *current_file;
struct stat c_st;
int name_length;
char real_name[200], name[200];
char new_ob_name[200];
/* Truncate possible .c in the object name. */
/* Remove leading '/' if any. */
while(lname[0] == '/')
lname++;
(void)strncpy(name, lname, sizeof(name) - 1);
name[sizeof name - 1] = '\0';
name_length = strlen(name);
if (name_length > sizeof name - 4)
name_length = sizeof name - 4;
name[name_length] = '\0';
while (name_length >= 2 && name[name_length-2] == '.' && name[name_length-1] == 'c') {
name[name_length-2] = '\0';
name_length -= 2;
}
if (old_ob)
{
struct object *invalid_ob;
(void)strcpy(new_ob_name, name);
(void)strcat(new_ob_name, "#0");
if ( (invalid_ob = find_object2(new_ob_name)) != NULL )
{
invalid_ob->prog->flags &= ~PRAGMA_RESIDENT;
destruct_object(invalid_ob);
}
}
/*
* First check that the c-file exists.
*/
(void)strcpy(real_name, name);
(void)strcat(real_name, ".c");
if (depth > MAX_INHERIT)
{
(void)fprintf(stderr, "Inherit chain too long for %s\n", real_name);
error("Inherit chain too long: %s\n", real_name);
/* NOTREACHED */
}
if (stat(real_name, &c_st) == -1)
{
(void)fprintf(stderr, "File not found: /%s\n", real_name);
error("File not found: /%s\n", real_name);
/* NOTREACHED */
}
/*
* Check if it is a legal name.
*/
if (!legal_path(real_name))
{
(void)fprintf(stderr, "Illegal pathname: %s\n", real_name);
error("Illegal path name: %s\n", real_name);
/* NOTREACHED */
}
if (comp_flag)
(void)fprintf(stderr, " compiling %s ...", real_name);
f = fopen(real_name, "r");
if (s_flag)
{
num_fileread++;
num_compile++;
}
if (f == 0)
{
perror(real_name);
error("Could not read the file: %s\n", real_name);
/* NOTREACHED */
}
init_smart_log();
start_new_file(f);
current_file = string_copy(real_name); /* This one is freed below */
current_loaded_file = real_name;
compile_file();
end_new_file();
current_loaded_file = 0;
if (comp_flag)
{
if (inherit_file == 0)
(void)fprintf(stderr, " done\n");
else
(void)fprintf(stderr, " suspended, compiling inherited file(s)\n");
}
update_compile_av(total_lines);
total_lines = 0;
(void)fclose(f);
free(current_file);
current_file = 0;
dump_smart_log();
/* Sorry, can not handle objects without programs yet. */
if (inherit_file == 0 && (num_parse_error > 0 || prog == 0))
{
if (prog)
free_prog(prog);
if (num_parse_error == 0 && prog == 0) {
error("No program in object !\n");
/* NOTREACHED */
}
if (!old_ob)
error("Error in loading object\n");
return 0;
}
/*
* This is an iterative process. If this object wants to inherit an
* unloaded object, then discard current object, load the object to be
* inherited and reload the current object again. The global variable
* "inherit_file" will be set by lang.y to point to a file name.
*/
if (inherit_file)
{
char *tmp = inherit_file;
if (prog)
{
free_prog(prog);
prog = 0;
}
{
char *t1 = tmp, *t2 = tmp + strlen(tmp);
while (*t1=='/')
t1++;
if (t2-t1 > 1)
if (*(--t2)=='c')
if (*(--t2)=='.')
*t2='\000';
if (strcmp(t1, name) == 0)
{
inherit_file = NULL;
error("Illegal to inherit self.\n");
/* NOTREACHED */
}
}
/* Extreme ugliness begins. inherit_file must be 0 when we call
load_object, but tmp is used as a parameter, so we can not free
the string until after the call
*/
inherit_file = NULL;
(void)load_object(tmp, 1, 0, depth + 1);
free(tmp);
/* Extreme ugliness ends */
ob = load_object(name, dont_reset, old_ob, depth);
return ob;
}
ob = get_empty_object();
if (!old_ob)
ob->name = string_copy(name); /* Shared string is no good here */
else
{
ob->name = xalloc(strlen(name) + 3);
(void)strcpy(ob->name, name);
(void)strcat(ob->name, "#0");
}
ob->prog = prog;
/*
add name to fast object lookup table
*/
enter_object_hash(ob);
{
int num_var, i;
extern int tot_alloc_variable_size;
num_var = ob->prog->num_variables +
ob->prog->inherit[ob->prog->num_inherited - 1]
.variable_index_offset;
if (ob->variables)
fatal("Object allready initialized!\n");
ob->variables = (struct svalue *) xalloc(num_var * sizeof(struct svalue));
tot_alloc_variable_size += num_var * sizeof(struct svalue);
for (i = 0; i < num_var; i++)
ob->variables[i] = const0;
}
/*
We ought to add a flag here marking the object as unfinished
so it can be removed if the following code causes an LPC error
*/
if (master_ob)
{
int save_resident;
push_object(current_object);
push_object(ob);
save_resident = ob->prog->flags & PRAGMA_RESIDENT;
ob->prog->flags &= ~PRAGMA_RESIDENT;
apply_master_ob(M_LOADED_OBJECT, 2);
if ((ob->flags & O_DESTRUCTED) == 0)
ob->prog->flags |= save_resident;
}
if (!(ob->flags & (O_CREATED | O_DESTRUCTED)) && !dont_reset)
create_object(ob);
if (ob->flags & O_DESTRUCTED)
return 0;
command_giver = save_command_giver;
if (d_flag & DEBUG_LOAD && ob)
debug_message("--%s loaded\n", ob->name);
if (master_ob && (ob->prog->flags & PRAGMA_RESIDENT))
{
struct svalue *ret;
push_object(ob);
ret = apply_master_ob(M_VALID_RESIDENT, 1);
if (ret && (ret->type != T_NUMBER || ret->u.number == 0))
ob->prog->flags &= ~PRAGMA_RESIDENT;
}
return ob;
}
char *
make_new_name(char *str)
{
static int i = 1;
char *p = xalloc(strlen(str) + 10);
(void) sprintf(p, "%s#%d", str, i);
i++;
return p;
}
/*
* Save the command_giver, because reset() in the new object might change
* it.
*/
struct object *
clone_object(char *str1)
{
struct object *ob, *new_ob;
struct object *save_command_giver = command_giver;
ob = find_object_no_create(str1);
if (ob == 0 || ob->super || (ob->flags & O_CLONE) || ob->prog->flags & PRAGMA_NO_CLONE) {
error("Cloning a bad object! (No Master, Master in environment or Master is clone)\n");
/* NOTREACHED */
}
/* We do not want the heart beat to be running for unused copied objects */
new_ob = get_empty_object();
new_ob->name = make_new_name(ob->name);
new_ob->flags |= O_CLONE;
new_ob->prog = ob->prog;
reference_prog (ob->prog, "clone_object");
enter_object_hash(new_ob); /* Add name to fast object lookup table */
if (!current_object)
fatal("clone_object() from no current_object !\n");
{
int num_var, i;
extern int tot_alloc_variable_size;
num_var = new_ob->prog->num_variables +
new_ob->prog->inherit[ob->prog->num_inherited - 1]
.variable_index_offset;
if (new_ob->variables)
fatal("Object allready initialized!\n");
new_ob->variables = (struct svalue *)
xalloc(num_var * sizeof(struct svalue));
tot_alloc_variable_size += num_var * sizeof(struct svalue);
for (i = 0; i < num_var; i++)
new_ob->variables[i] = const0;
}
if (master_ob)
{
push_object(current_object);
push_object(new_ob);
apply_master_ob(M_CLONED_OBJECT, 2);
if (new_ob->flags & O_DESTRUCTED)
return 0;
}
if (!(ob->flags & O_CREATED))
create_object(new_ob);
command_giver = save_command_giver;
/* Never know what can happen ! :-( */
if (new_ob->flags & O_DESTRUCTED)
return 0;
return new_ob;
}
struct object *
environment(struct svalue *arg)
{
struct object *ob = current_object;
if (arg && arg->type == T_OBJECT)
ob = arg->u.ob;
else if (arg && arg->type == T_STRING)
ob = find_object2(arg->u.string);
if (ob == 0 || ob->super == 0 || (ob->flags & O_DESTRUCTED))
return 0;
if (ob->flags & O_DESTRUCTED) {
error("environment() off destructed object.\n");
/* NOTREACHED */
}
return ob->super;
}
/*
* Execute a command for an object. Copy the command into a
* new buffer, because 'parse_command()' can modify the command.
* If the object is not current object, static functions will not
* be executed. This will prevent forcing players to do illegal things.
*
* Return cost of the command executed if success (> 0).
* When failure, return 0.
*/
int
command_for_object(char *str, struct object *ob)
{
char buff[1000];
extern int eval_cost;
int save_eval_cost = eval_cost - 1000;
if (strlen(str) > sizeof(buff) - 1) {
error("Too long command.\n");
/* NOTREACHED */
}
if (ob == 0)
ob = current_object;
else if (ob->flags & O_DESTRUCTED)
return 0;
(void)strncpy(buff, str, sizeof buff);
buff[sizeof buff - 1] = '\0';
if (parse_command(buff, ob))
return eval_cost - save_eval_cost;
else
return 0;
}
/*
* Search the inventory of the second argument 'ob' for instances
* of the first.
*/
static struct object *object_present2 (char *, struct object *);
struct object *
object_present(struct svalue *v, struct svalue *where)
{
int i;
struct object *ret;
if (v->type == T_OBJECT)
if (v->u.ob->flags & O_DESTRUCTED)
return 0;
switch (where->type)
{
case T_OBJECT:
if (where->u.ob->flags & O_DESTRUCTED)
break;
if (v->type == T_OBJECT)
{
if (v->u.ob->super == where->u.ob)
return v->u.ob;
else
break;
}
else
return object_present2(v->u.string, where->u.ob->contains);
case T_POINTER:
if (v->type == T_OBJECT)
{
for (i = 0 ; i < where->u.vec->size ; i++)
{
if (where->u.vec->item[i].type != T_OBJECT)
continue;
if (v->u.ob->super == where->u.vec->item[i].u.ob)
return v->u.ob;
}
}
else
{
for (i = 0 ; i < where->u.vec->size ; i++)
{
if (where->u.vec->item[i].type != T_OBJECT)
continue;
if ( (ret =
object_present2(v->u.string,
where->u.vec->item[i].u.ob->contains)) != NULL )
return ret;
}
}
break;
default:
error("Strange type %d in object_present.\n", where->type);
/* NOTREACHED */
}
return 0;
}
static struct object *
object_present2(char *str, struct object *ob)
{
struct svalue *ret;
char *p;
int count = 0, length;
char *item;
item = string_copy(str);
length = strlen(item);
p = item + length - 1;
if (*p >= '0' && *p <= '9')
{
while(p > item && *p >= '0' && *p <= '9')
p--;
if (p > item && *p == ' ')
{
count = atoi(p+1) - 1;
*p = '\0';
length = p - item; /* This is never used again ! */
}
}
for (; ob; ob = ob->next_inv)
{
push_string(item, STRING_MSTRING);
ret = apply("id", ob, 1, 1);
if (ob->flags & O_DESTRUCTED)
{
free(item);
return 0;
}
if (ret == 0 || (ret->type == T_NUMBER && ret->u.number == 0))
continue;
if (count-- > 0)
continue;
free(item);
return ob;
}
free(item);
return 0;
}
/*
* Remove an object. It is first moved into the destruct list, and
* not really destructed until later. (see destruct2()).
*
* We will simply not allow the master object to be destructed, Ha!
*/
void
destruct_object(struct object *ob)
{
struct gdexception exception_frame;
extern struct object *vbfc_object;
struct svalue *ret;
struct object *sob, **pp;
int si, i;
if (ob == NULL || (ob->flags & O_DESTRUCTED))
return;
/*
* If we are to destruct the master ob or the simul_efun ob
* it must be reloadable.
*/
if ( (!(ob->flags & O_CLONE) && (ob->prog->flags & PRAGMA_RESIDENT)) ||
ob == auto_ob || ob == master_ob || ob == simul_efun_ob)
{
struct object *new_ob;
new_ob = load_object(ob->name, 1, ob, 0);
if (!new_ob) {
error("Can not compile the new %s, aborting destruction of the old.\n", ob->prog->name);
/* NOTREACHED */
}
/* Make sure that the master object and the simul_efun object
* stays loaded */
if (ob == master_ob || ob == auto_ob ||
ob == simul_efun_ob)
ob->prog->flags |= PRAGMA_RESIDENT;
swap_objects(ob, new_ob);
if (ob == master_ob)
{
resolve_master_fkntab();
}
/* Keep a reference that will be freed in the event
of an exception */
push_object(new_ob);
push_object(ob);
if (new_ob && new_ob->flags & O_CREATED)
recreate_object(ob, new_ob);
if (ob == master_ob) {
load_parse_information();
}
pop_stack(); /* ob */
if (new_ob->flags & O_DESTRUCTED) {
pop_stack(); /* new_ob */
return;
}
pop_stack(); /* new_ob */
ob = new_ob;
ob->prog->flags &= ~PRAGMA_RESIDENT;
}
push_object(ob);
(void)apply_master_ob(M_DESTRUCTED_OBJECT, 1);
if (ob->flags & O_DESTRUCTED) return;
/*
* If this is the first object being shadowed by another object, then
* destruct the whole list of shadows.
*/
if (ob->shadowed && !ob->shadowing)
{
struct svalue svp;
struct object *ob2;
svp.type = T_OBJECT;
for (ob2 = ob->shadowed; ob2; )
{
svp.u.ob = ob2;
ob2 = ob2->shadowed;
if (svp.u.ob->shadowed) {
free_object(svp.u.ob->shadowed, "destruct_object-5");
svp.u.ob->shadowed = 0;
}
if (svp.u.ob->shadowing) {
free_object(svp.u.ob->shadowing, "destruct_object-6");
svp.u.ob->shadowing = 0;
}
destruct_object(ob2);
if (ob->flags & O_DESTRUCTED) return;
}
}
/*
* The chain of shadows is a double linked list. Take care to update
* it correctly.
*/
if (ob->shadowing) {
change_ref(ob->shadowing->shadowed, ob->shadowed, "destruct_object-1");
ob->shadowing->shadowed = ob->shadowed;
}
if (ob->shadowed) {
change_ref(ob->shadowed->shadowing, ob->shadowing, "destruct_object-2");
ob->shadowed->shadowing = ob->shadowing;
}
if (ob->shadowing) {
free_object(ob->shadowing, "destruct_object-3");
ob->shadowing = 0;
}
if (ob->shadowed) {
free_object(ob->shadowed, "destruct_object-4");
ob->shadowed = 0;
}
if (d_flag & DEBUG_DESTRUCT)
debug_message("Destruct object %s (ref %d)\n", ob->name, ob->ref);
/*
* There is nowhere to move the objects.
*/
{
struct svalue svp;
svp.type = T_OBJECT;
while(ob->contains)
{
svp.u.ob = ob->contains;
push_object(ob->contains);
/* An error here will not leave destruct() in an inconsistent
* stage.
*/
(void)apply_master_ob(M_DESTRUCT_ENVIRONMENT_OF,1);
if (ob->flags & O_DESTRUCTED) return;
if (svp.u.ob == ob->contains)
destruct_object(ob->contains);
if (ob->flags & O_DESTRUCTED) return;
}
}
if (ob->interactive)
{
struct object *save=command_giver;
command_giver=ob;
if (ob->interactive->ed_buffer)
{
extern void save_ed_buffer(void);
save_ed_buffer();
}
command_giver=save;
remove_interactive(ob->interactive, 0);
if (ob->flags & O_DESTRUCTED) return;
}
/*
* Remove us out of this current room (if any).
* Remove all sentences defined by this object from all objects here.
*/
if (ob->super) {
if (ob->super->flags & O_ENABLE_COMMANDS)
remove_sent(ob, ob->super);
for (pp = &ob->super->contains; *pp; )
{
if ((*pp)->flags & O_ENABLE_COMMANDS)
remove_sent(ob, *pp);
if (*pp != ob)
pp = &(*pp)->next_inv;
else
*pp = (*pp)->next_inv;
}
}
exception_frame.e_exception = NULL;
exception_frame.e_catch = 1;
/* Call destructors */
if (ob->flags & O_CREATED)
{
for (i = ob->prog->num_inherited - 1; i >= 0; i--)
if (!(ob->prog->inherit[i].type & TYPE_MOD_SECOND) &&
ob->prog->inherit[i].prog->dtor_index !=
(unsigned short) -1)
{
push_pop_error_context(1);
/*
* The following assignments between i & si and
* ob & sob might seem unneccecary, but some
* compilers requires this to ensure correct
* operation with setjmp/longjmp.
*/
si = i;
sob = ob;
if (setjmp(exception_frame.e_context))
{
i = si;
ob = sob;
push_pop_error_context(-1);
exception = exception_frame.e_exception;
}
else
{
i = si;
ob = sob;
exception_frame.e_exception = exception;
exception = &exception_frame;
call_function(ob, i,
(unsigned int)ob->prog->inherit[i].prog->dtor_index, 0);
push_pop_error_context(-1);
exception = exception_frame.e_exception;
if (ob->flags & O_DESTRUCTED)
return;
}
}
}
remove_object_from_stack(ob);
/*
* Now remove us out of the list of all objects.
* This must be done last, because an error in the above code would
* halt execution.
*/
remove_object_hash(ob);
remove_task(ob->callout_task);
delete_all_calls(ob);
if (ob->living_name)
remove_living_name(ob);
ob->super = 0;
ob->next_inv = 0;
ob->contains = 0;
ob->flags &= ~O_ENABLE_COMMANDS;
ob->next_all = obj_list_destruct;
ob->prev_all = 0;
obj_list_destruct = ob;
ob->flags |= O_DESTRUCTED;
tot_alloc_dest_object++;
if (ob == vbfc_object)
{
free_object(vbfc_object, "destruct_object");
vbfc_object = 0;
ret = apply_master_ob(M_GET_VBFC_OBJECT, 0);
if (ret && ret->type == T_OBJECT)
{
vbfc_object = ret->u.ob;
INCREF(vbfc_object->ref);
}
}
}
/*
* This one is called when no program is executing from the main loop.
*/
void
destruct2(struct object *ob)
{
struct sentence *s;
int num_var;
extern int tot_alloc_variable_size;
if (d_flag & DEBUG_DESTRUCT)
debug_message("Destruct-2 object %s (ref %d)\n", ob->name, ob->ref);
if (ob->interactive)
remove_interactive(ob->interactive, 0);
/*
* We must deallocate variables here, not in 'free_object()'.
* That is because one of the local variables may point to this object,
* and deallocation of this pointer will also decrease the reference
* count of this object. Otherwise, an object with a variable pointing
* to itself, would never be freed.
* Just in case the program in this object would continue to
* execute, change string and object variables into the number 0.
*/
{
/*
* Deallocate variables in this object.
*/
int i;
num_var = ob->prog->num_variables +
ob->prog->inherit[ob->prog->num_inherited - 1].
variable_index_offset;
for (i = 0; i < num_var; i++) {
free_svalue(&ob->variables[i]);
ob->variables[i].type = T_NUMBER;
ob->variables[i].u.number = 0;
}
free((char *)(ob->variables));
ob->variables = NULL;
tot_alloc_variable_size -= num_var * sizeof(struct svalue);
}
free_svalue(&ob->auth);
free_prog(ob->prog);
ob->prog = 0;
for (s = ob->sent; s;)
{
struct sentence *next;
next = s->next;
free_sentence(s);
s = next;
}
delete_all_calls(ob);
free_object(ob, "destruct_object");
}
/*
* This will enable an object to use commands normally only
* accessible by interactive players.
* Also check if the player is a wizard. Wizards must not affect the
* value of the wizlist ranking.
*/
void
enable_commands(int num)
{
if (current_object->flags & O_DESTRUCTED)
return;
if (d_flag & DEBUG_LIVING)
{
debug_message("Enable commands %s (ref %d)\n",
current_object->name, current_object->ref);
}
if (num)
{
current_object->flags |= O_ENABLE_COMMANDS;
command_giver = current_object;
}
else
{
current_object->flags &= ~O_ENABLE_COMMANDS;
if (command_giver == current_object)
command_giver = 0;
}
}
/*