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efuns_main.c
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efuns_main.c
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/*
efuns_main.c: this file contains the efunctions called from
inside eval_instruction() in interpret.c. Note: if you are adding
local efunctions that are specific to your driver, you would be better
off adding them to a separate source file. Doing so will make it much
easier for you to upgrade (won't have to patch this file). Be sure
to #include "lpc_incl.h" in that separate source file.
*/
#include "std.h"
#include "efuns_main.h"
#include "file_incl.h"
#include "file.h"
#include "comm.h"
#include "parse.h"
#include "sprintf.h"
#include "backend.h"
#include "port.h"
#include "otable.h"
#include "crc32.h"
#include "reclaim.h"
#include "dumpstat.h"
#include "call_out.h"
#include "ed.h"
#include "md.h"
#include "master.h"
#include "efun_protos.h"
#include "add_action.h"
#include "eval.h"
#include "interpret.h"
int call_origin = 0;
int data_size (object_t * ob);
void reload_object (object_t * obj);
#ifdef F_ALL_INVENTORY
void
f_all_inventory (void)
{
array_t *vec = all_inventory(sp->u.ob, 0);
free_object(&sp->u.ob, "f_all_inventory");
sp->type = T_ARRAY;
sp->u.arr = vec;
}
#endif
#ifdef F_ALLOCATE
void
f_allocate (void)
{
if (st_num_arg == 2) {
(sp-1)->u.arr = allocate_array2((sp-1)->u.number, sp);
pop_stack();
} else {
sp->u.arr = allocate_array(sp->u.number);
}
sp->type = T_ARRAY;
}
#endif
#ifdef F_ALLOCATE_BUFFER
void
f_allocate_buffer (void)
{
buffer_t *buf;
buf = allocate_buffer(sp->u.number);
if (buf) {
pop_stack();
push_refed_buffer(buf);
} else {
assign_svalue(sp, &const0);
}
}
#endif
#ifdef F_ALLOCATE_MAPPING
void
f_allocate_mapping (void)
{
array_t *arr;
if (st_num_arg == 2) {
if ((sp-1)->type != T_ARRAY)
error("Bad argument 1 to allocate_mapping()\n");
if (sp->type == T_ARRAY) {
arr = (sp-1)->u.arr;
if (sp->u.arr->size != arr->size)
error("Arrays passed to allocate_mapping() must be the same size\n");
(sp-1)->u.map = mkmapping(arr, sp->u.arr);
} else {
arr = (sp-1)->u.arr;
(sp-1)->u.map = allocate_mapping2(arr, sp);
}
pop_stack();
free_array(arr);
} else if (sp->type == T_NUMBER) {
sp->u.map = allocate_mapping(sp->u.number);
} else {
error("Bad argument 1 to allocate_mapping()\n");
}
sp->type = T_MAPPING;
}
#endif
#ifdef F_BIND
void
f_bind (void)
{
object_t *ob = sp->u.ob;
funptr_t *old_fp = (sp-1)->u.fp;
funptr_t *new_fp;
svalue_t *res;
if (ob == old_fp->hdr.owner) {
/* no change */
free_object(&ob, "bind nop");
sp--;
return;
}
if (old_fp->hdr.type == (FP_LOCAL | FP_NOT_BINDABLE))
error("Illegal to rebind a pointer to a local function.\n");
if (old_fp->hdr.type & FP_NOT_BINDABLE)
error("Illegal to rebind a functional that references globals or local functions.\n");
/* the object doing the binding */
push_object(current_object);
/* the old owner */
push_object(old_fp->hdr.owner);
/* the new owner */
push_object(ob);
res = apply_master_ob(APPLY_VALID_BIND, 3);
if (!MASTER_APPROVED(res))
error("Master object denied permission to bind() function pointer.\n");
new_fp = ALLOCATE(funptr_t, TAG_FUNP, "f_bind");
*new_fp = *old_fp;
new_fp->hdr.ref = 1;
new_fp->hdr.owner = ob; /* one ref from being on stack */
if (new_fp->hdr.args)
new_fp->hdr.args->ref++;
if ((old_fp->hdr.type & 0x0f) == FP_FUNCTIONAL) {
new_fp->f.functional.prog->func_ref++;
debug(d_flag, ("add func ref /%s: now %i\n",
new_fp->f.functional.prog->filename,
new_fp->f.functional.prog->func_ref));
}
free_funp(old_fp);
sp--;
sp->u.fp = new_fp;
}
#endif
#ifdef F_CACHE_STATS
static void print_cache_stats (outbuffer_t * ob)
{
outbuf_add(ob, "Function cache information\n");
outbuf_add(ob, "-------------------------------\n");
outbuf_addv(ob, "%% cache hits: %10.2f\n",
100 * ((double) apply_low_cache_hits / apply_low_call_others));
outbuf_addv(ob, "call_others: %10lu\n", apply_low_call_others);
outbuf_addv(ob, "cache hits: %10lu\n", apply_low_cache_hits);
outbuf_addv(ob, "cache size: %10lu\n", APPLY_CACHE_SIZE);
outbuf_addv(ob, "slots used: %10lu\n", apply_low_slots_used);
outbuf_addv(ob, "%% slots used: %10.2f\n",
100 * ((double) apply_low_slots_used / APPLY_CACHE_SIZE));
outbuf_addv(ob, "collisions: %10lu\n", apply_low_collisions);
outbuf_addv(ob, "%% collisions: %10.2f\n",
100 * ((double) apply_low_collisions / apply_low_call_others));
}
void f_cache_stats (void)
{
outbuffer_t ob;
outbuf_zero(&ob);
print_cache_stats(&ob);
outbuf_push(&ob);
}
#endif
#ifdef F__CALL_OTHER
/* enhanced call_other written 930314 by Luke Mewburn <zak@rmit.edu.au> */
void
f__call_other (void)
{
svalue_t *arg;
const char *funcname;
int i;
int num_arg = st_num_arg;
object_t *ob;
if (current_object->flags & O_DESTRUCTED) { /* No external calls allowed */
pop_n_elems(num_arg);
push_undefined();
return;
}
arg = sp - num_arg + 1;
if (arg[1].type == T_STRING)
funcname = arg[1].u.string;
else { /* must be T_ARRAY then */
array_t *v = arg[1].u.arr;
svalue_t *sv;
check_for_destr(v);
if (((i = v->size) < 1) || !((sv = v->item)->type == T_STRING))
error("call_other: 1st elem of array for arg 2 must be a string\n");
funcname = sv->u.string;
num_arg = 2 + merge_arg_lists(num_arg - 2, v, 1);
}
if (arg[0].type == T_OBJECT)
ob = arg[0].u.ob;
else if (arg[0].type == T_ARRAY) {
array_t *ret;
ret = call_all_other(arg[0].u.arr, funcname, num_arg - 2);
pop_stack();
free_array(arg->u.arr);
sp->u.arr = ret;
return;
} else {
ob = find_object(arg[0].u.string);
if (!ob || !object_visible(ob))
error("call_other() couldn't find object\n");
}
/* Send the remaining arguments to the function. */
#ifdef TRACE
if (TRACEP(TRACE_CALL_OTHER)) {
do_trace("Call other ", funcname, "\n");
}
#endif
call_origin = ORIGIN_CALL_OTHER;
if (apply_low(funcname, ob, num_arg - 2) == 0) { /* Function not found */
pop_2_elems();
push_undefined();
return;
}
/*
* The result of the function call is on the stack. So is the function
* name and object that was called, though. These have to be removed.
*/
free_svalue(--sp, "f_call_other:1");
free_svalue(--sp, "f_call_other:2");
*sp = *(sp+2);
return;
}
#endif
#ifdef F_CALL_OUT
void
f_call_out (void)
{
svalue_t *arg = sp - st_num_arg + 1;
int num = st_num_arg - 2;
#ifdef CALLOUT_HANDLES
int ret;
if (!(current_object->flags & O_DESTRUCTED)) {
ret = new_call_out(current_object, arg, arg[1].u.number, num, arg + 2);
/* args have been transfered; don't free them;
also don't need to free the int */
sp -= num + 1;
} else {
ret = 0;
pop_n_elems(num);
sp--;
}
/* the function */
free_svalue(sp, "call_out");
put_number(ret);
#else
if (!(current_object->flags & O_DESTRUCTED)) {
new_call_out(current_object, arg, arg[1].u.number, num, arg + 2);
sp -= num + 1;
} else {
pop_n_elems(num);
sp--;
}
free_svalue(sp--, "call_out");
#endif
}
#endif
#ifdef F_CALL_OUT_INFO
void
f_call_out_info (void)
{
push_refed_array(get_all_call_outs());
}
#endif
#if defined(F_CALL_STACK) || defined(F_ORIGIN)
static const char *origin_name (int orig) {
/* FIXME: this should use ffs() if available (BSD) */
int i = 0;
static const char *origins[] = {
"driver",
"local",
"call_other",
"simul",
"internal",
"efun",
"function pointer",
"functional"
};
while (orig >>= 1) i++;
return origins[i];
}
#endif
#ifdef F_CALL_STACK
void
f_call_stack (void)
{
int i, n = csp - &control_stack[0] + 1;
array_t *ret;
if (sp->u.number < 0 || sp->u.number > 3)
error("First argument of call_stack() must be 0, 1, 2, or 3.\n");
ret = allocate_empty_array(n);
switch (sp->u.number) {
case 0:
ret->item[0].type = T_STRING;
ret->item[0].subtype = STRING_MALLOC;
ret->item[0].u.string = add_slash(current_prog->filename);
for (i = 1; i < n; i++) {
ret->item[i].type = T_STRING;
ret->item[i].subtype = STRING_MALLOC;
ret->item[i].u.string = add_slash((csp - i + 1)->prog->filename);
}
break;
case 1:
ret->item[0].type = T_OBJECT;
ret->item[0].u.ob = current_object;
add_ref(current_object, "f_call_stack: curr");
for (i = 1; i < n; i++) {
ret->item[i].type = T_OBJECT;
ret->item[i].u.ob = (csp - i + 1)->ob;
add_ref((csp - i + 1)->ob, "f_call_stack");
}
break;
case 2:
for (i = 0; i < n; i++) {
ret->item[i].type = T_STRING;
if (((csp - i)->framekind & FRAME_MASK) == FRAME_FUNCTION) {
const program_t *prog = (i ? (csp-i+1)->prog : current_prog);
int index = (csp-i)->fr.table_index;
function_t *cfp = &prog->function_table[index];
ret->item[i].subtype = STRING_SHARED;
ret->item[i].u.string = cfp->funcname;
ref_string(cfp->funcname);
} else {
ret->item[i].subtype = STRING_CONSTANT;
ret->item[i].u.string = (((csp - i)->framekind & FRAME_MASK) == FRAME_CATCH) ? "CATCH" : "<function>";
}
}
break;
case 3:
ret->item[0].type = T_STRING;
ret->item[0].subtype = STRING_CONSTANT;
ret->item[0].u.string = origin_name(caller_type);
for (i = 1; i < n; i++) {
ret->item[i].type = T_STRING;
ret->item[i].subtype = STRING_CONSTANT;
ret->item[i].u.string = origin_name((csp-i+1)->caller_type);
}
break;
}
put_array(ret);
}
#endif
#ifdef F_CAPITALIZE
void
f_capitalize (void)
{
if (uislower(sp->u.string[0])) {
unlink_string_svalue(sp);
//unlinked, so this is ok
((char *)(sp->u.string))[0] = toupper((unsigned char)sp->u.string[0]);
}
}
#endif
#ifdef F_CHILDREN
void
f_children (void)
{
array_t *vec;
vec = children(sp->u.string);
free_string_svalue(sp);
put_array(vec);
}
#endif
#ifdef F_CLASSP
void
f_classp (void)
{
if (sp->type == T_CLASS) {
free_class(sp->u.arr);
*sp = const1;
} else {
free_svalue(sp, "f_classp");
*sp = const0;
}
}
#endif
#ifdef F_CLEAR_BIT
void
f_clear_bit (void)
{
char *str;
int len, ind, bit;
if (sp->u.number > MAX_BITS)
error("clear_bit() bit requested : %d > maximum bits: %d\n", sp->u.number, MAX_BITS);
bit = (sp--)->u.number;
if (bit < 0)
error("Bad argument 2 (negative) to clear_bit().\n");
ind = bit / 6;
bit %= 6;
len = SVALUE_STRLEN(sp);
if (ind >= len)
return; /* return first arg unmodified */
unlink_string_svalue(sp);
str = (char *)sp->u.string;
if (str[ind] > 0x3f + ' ' || str[ind] < ' ')
error("Illegal bit pattern in clear_bit character %d\n", ind);
str[ind] = ((str[ind] - ' ') & ~(1 << bit)) + ' ';
}
#endif
#ifdef F_CLONEP
void
f_clonep (void)
{
if ((sp->type == T_OBJECT) && (sp->u.ob->flags & O_CLONE)) {
free_object(&sp->u.ob, "f_clonep");
*sp = const1;
} else {
free_svalue(sp, "f_clonep");
*sp = const0;
}
}
#endif
#ifdef F__NEW
void
f__new (void)
{
svalue_t *arg = sp - st_num_arg + 1;
object_t *ob;
ob = clone_object(arg->u.string, st_num_arg - 1);
free_string_svalue(sp);
if (ob) {
put_unrefed_undested_object(ob, "f_clone_object");
} else *sp = const0;
}
#endif
#ifdef F_CP
void
f_cp (void)
{
int i;
i = copy_file(sp[-1].u.string, sp[0].u.string);
free_string_svalue(sp--);
free_string_svalue(sp);
put_number(i);
}
#endif
#ifdef F_CRC32
void
f_crc32 (void)
{
int len;
unsigned char *buf;
UINT32 crc;
if (sp->type == T_STRING) {
len = SVALUE_STRLEN(sp);
buf = (unsigned char *) sp->u.string;
#ifndef NO_BUFFER_TYPE
} else if (sp->type == T_BUFFER) {
len = sp->u.buf->size;
buf = sp->u.buf->item;
#endif
} else {
#ifdef NO_BUFFER_TYPE
bad_argument(sp, T_STRING, 1, F_CRC32);
#else
bad_argument(sp, T_STRING | T_BUFFER, 1, F_CRC32);
#endif
}
crc = compute_crc32(buf, len);
free_svalue(sp, "f_crc32");
put_number(crc);
}
#endif
#ifdef F_CTIME
void
f_ctime (void)
{
const char *cp, *nl;
char *p;
int l;
if(st_num_arg)
cp = time_string((time_t)sp->u.number);
else {
push_number(0);
cp = time_string((time_t)current_time);
}
if ((nl = strchr(cp, '\n')))
l = nl - cp;
else
l = strlen(cp);
p = new_string(l, "f_ctime");
strncpy(p, cp, l);
p[l] = '\0';
put_malloced_string(p);
}
#endif
#ifdef F_DEEP_INHERIT_LIST
void
f_deep_inherit_list (void)
{
array_t *vec;
vec = deep_inherit_list(sp->u.ob);
free_object(&sp->u.ob, "f_deep_inherit_list");
put_array(vec);
}
#endif
#ifdef DEBUG_MACRO
#ifdef F_SET_DEBUG_LEVEL
void
f_set_debug_level (void)
{
if (sp->type == T_STRING) {
debug_level_set(sp->u.string);
free_string_svalue(sp--);
} else
debug_level = (sp--)->u.number;
}
void
f_clear_debug_level (void) {
debug_level_clear(sp->u.string);
}
void
f_debug_levels (void) {
/* not in debug.h since debug.h is included in many places that don't
know about mapping_t */
mapping_t *debug_levels (void);
push_refed_mapping(debug_levels());
}
#endif
#endif
#ifdef F_DEEP_INVENTORY
void
f_deep_inventory (void)
{
array_t *vec;
int args = st_num_arg;
if(st_num_arg==2 && sp->type == T_FUNCTION && ((sp-1)->type==T_ARRAY || (sp-1)->type==T_OBJECT) ) {
if((sp-1)->type==T_ARRAY)
vec = deep_inventory_array((sp-1)->u.arr, 1 , sp->u.fp);
else /*(sp-1)->type==T_OBJECT*/
vec = deep_inventory((sp-1)->u.ob, 0 , sp->u.fp);
}
else if(st_num_arg==1 && (sp->type==T_FUNCTION || sp->type==T_ARRAY || sp->type==T_OBJECT) ) {
if(sp->type==T_FUNCTION)
vec = deep_inventory(current_object, 0 , sp->u.fp);
else if(sp->type==T_ARRAY)
vec = deep_inventory_array(sp->u.arr, 1 , 0);
else /*sp->type==T_OBJECT*/
vec = deep_inventory(sp->u.ob, 0 , 0);
}
else
vec = &the_null_array;
pop_n_elems(args);
push_refed_array(vec);
}
#endif
#ifdef F_DESTRUCT
void
f_destruct (void)
{
destruct_object(sp->u.ob);
sp--; /* Ok since the object was removed from the stack */
}
#endif
#ifdef F_DUMPALLOBJ
void
f_dumpallobj (void)
{
if (st_num_arg) {
dumpstat(sp->u.string);
free_string_svalue(sp--);
} else {
dumpstat("/OBJ_DUMP");
}
}
#endif
#ifdef F_ED
void
f_ed (void)
{
if (!command_giver || !command_giver->interactive) {
pop_n_elems(st_num_arg);
return;
}
if (!st_num_arg) {
/* ed() */
ed_start(0, 0, 0, 0, 0, 0);
} else if (st_num_arg == 1) {
/* ed(fname) */
ed_start(sp->u.string, 0, 0, 0, 0, 0);
pop_stack();
} else if (st_num_arg == 2) {
/* ed(fname,exitfn) / ed(fname, scroll_lines) */
if(sp->type == T_STRING)
ed_start((sp - 1)->u.string, 0, sp->u.string, 0, current_object, 0);
else if(sp->type == T_NUMBER)
ed_start((sp - 1)->u.string, 0, 0, 0, 0, sp->u.number);
else
bad_argument(sp, T_NUMBER | T_STRING, 2, F_ED);
pop_2_elems();
} else if (st_num_arg == 3) {
/* ed(fname,exitfn,restricted) / ed(fname,writefn,exitfn) /
ed(fname,exitfn,scroll_lines) */
if (sp->type == T_NUMBER) {
if(sp->u.number == 1)
ed_start((sp - 2)->u.string, 0, (sp - 1)->u.string, sp->u.number,
current_object, 0);
else
ed_start((sp - 2)->u.string, 0, (sp - 1)->u.string, 0,
current_object, sp->u.number);
} else if (sp->type == T_STRING) {
ed_start((sp - 2)->u.string, (sp - 1)->u.string, sp->u.string, 0,
current_object, 0);
} else {
bad_argument(sp, T_NUMBER | T_STRING, 3, F_ED);
}
pop_3_elems();
} else if (st_num_arg == 4) {
/* ed(fname,writefn,exitfn,restricted) /
ed(fname,writefn,exitfn,scroll_lines) */
if (!((sp - 1)->type == T_STRING))
bad_argument(sp - 1, T_STRING, 3, F_ED);
if (!(sp->type == T_NUMBER))
bad_argument(sp, T_NUMBER, 4, F_ED);
if(sp->u.number == 1)
ed_start((sp - 3)->u.string, (sp - 2)->u.string, (sp - 1)->u.string,
sp->u.number, current_object, 0);
else
ed_start((sp - 3)->u.string, (sp - 2)->u.string, (sp - 1)->u.string,
0, current_object, sp->u.number);
pop_n_elems(4);
} else { /* st_num_arg == 5 */
/* ed(fname, writefn, exitfn, restricted, scroll_lines) */
if(!(sp->type == T_NUMBER))
bad_argument(sp, T_NUMBER, 5, F_ED);
if(!((sp-1)->type == T_NUMBER))
bad_argument(sp-1, T_NUMBER, 4, F_ED);
if(!((sp-2)->type == T_STRING))
bad_argument(sp-2, T_STRING, 3, F_ED);
ed_start((sp - 4)->u.string, (sp - 3)->u.string, (sp - 2)->u.string,
(sp - 1)->u.number, current_object, sp->u.number);
pop_n_elems(5);
}
}
#endif
#ifdef F_ED_CMD
void f_ed_cmd (void)
{
char *res;
if (current_object->flags & O_DESTRUCTED)
error("destructed objects can't use ed.\n");
if (!(current_object->flags & O_IN_EDIT))
error("ed_cmd() called with no ed session active.\n");
res = object_ed_cmd(current_object, sp->u.string);
free_string_svalue(sp);
if (res) {
sp->subtype = STRING_MALLOC;
sp->u.string = res;
} else {
sp->subtype = STRING_CONSTANT;
sp->u.string = "";
}
}
#endif
#ifdef F_ED_START
void f_ed_start (void)
{
char *res;
const char *fname;
int restr = 0;
int scroll_lines = 20;
if (st_num_arg == 3) {
scroll_lines = (sp--)->u.number;
restr = (sp--)->u.number;
}
if (st_num_arg == 2) {
if(sp->u.number == 1)
restr = (sp--)->u.number;
else
scroll_lines = (sp--)->u.number;
}
if (st_num_arg)
fname = sp->u.string;
else
fname = 0;
if (current_object->flags & O_DESTRUCTED)
error("destructed objects can't use ed.\n");
if (current_object->flags & O_IN_EDIT)
error("ed_start() called while an ed session is already started.\n");
res = object_ed_start(current_object, fname, restr, scroll_lines);
if (fname) free_string_svalue(sp);
else {
STACK_INC;
sp->type = T_STRING;
}
if (res) {
sp->subtype = STRING_MALLOC;
sp->u.string = res;
} else {
sp->subtype = STRING_CONSTANT;
sp->u.string = "";
}
}
#endif
#ifdef F_ENABLE_WIZARD
void
f_enable_wizard (void)
{
if (current_object->interactive)
current_object->flags |= O_IS_WIZARD;
}
#endif
#ifdef F_ERROR
void
f_error (void)
{
int l = SVALUE_STRLEN(sp);
char err_buf[2048];
if (sp->u.string[l - 1] == '\n')
l--;
if (l > 2045) l = 2045;
err_buf[0] = '*';
strncpy(err_buf + 1, sp->u.string, l);
err_buf[l + 1] = '\n';
err_buf[l + 2] = 0;
error_handler(err_buf);
}
#endif
#ifdef F_DISABLE_WIZARD
void
f_disable_wizard (void)
{
if (current_object->interactive)
current_object->flags &= ~O_IS_WIZARD;
}
#endif
#ifdef F_ENVIRONMENT
void
f_environment (void)
{
object_t *ob;
if (st_num_arg) {
if ((ob = sp->u.ob)->flags & O_DESTRUCTED)
error("environment() of destructed object.\n");
ob = ob->super;
free_object(&(sp--)->u.ob, "f_environment");
} else if (!(current_object->flags & O_DESTRUCTED))
ob = current_object->super;
else
error("environment() of destructed object.\n");
if (ob && object_visible(ob))
push_object(ob);
else
push_number(0);
}
#endif
#ifdef F_EXEC
void
f_exec (void)
{
int i;
i = replace_interactive((sp - 1)->u.ob, sp->u.ob);
/* They might have been destructed */
if (sp->type == T_OBJECT)
free_object(&sp->u.ob, "f_exec:1");
if ((--sp)->type == T_OBJECT)
free_object(&sp->u.ob, "f_exec:2");
put_number(i);
}
#endif
#ifdef F_EXPLODE
void
f_explode (void)
{
array_t *vec;
int len = SVALUE_STRLEN(sp-1);
vec = explode_string((sp - 1)->u.string, len,
sp->u.string, SVALUE_STRLEN(sp));
free_string_svalue(sp--);
free_string_svalue(sp);
put_array(vec);
}
#endif
#ifdef F_FILE_NAME
void
f_file_name (void)
{
char *res;
/* This function now returns a leading '/' */
res = (char *) add_slash(sp->u.ob->obname);
free_object(&sp->u.ob, "f_file_name");
put_malloced_string(res);
}
#endif
#ifdef F_FILE_SIZE
void
f_file_size (void)
{
long i = file_size(sp->u.string);
free_string_svalue(sp);
put_number(i);
}
#endif
#ifdef F_FILTER
void
f_filter (void)
{
svalue_t *arg = sp - st_num_arg + 1;
if (arg->type == T_MAPPING) filter_mapping(arg, st_num_arg);
else if (arg->type == T_STRING) filter_string(arg, st_num_arg);
else filter_array(arg, st_num_arg);
}
#endif
#ifdef F_FIND_CALL_OUT
void
f_find_call_out (void)
{
int i;
#ifdef CALLOUT_HANDLES
if (sp->type == T_NUMBER) {
i = find_call_out_by_handle(sp->u.number);
} else { /* T_STRING */
#endif
i = find_call_out(current_object, sp->u.string);
free_string_svalue(sp);
#ifdef CALLOUT_HANDLES
}
#endif
put_number(i);
}
#endif
#ifdef F_FIND_OBJECT
void
f_find_object (void)
{
object_t *ob;
if ((sp--)->u.number)
ob = find_object(sp->u.string);
else
ob = find_object2(sp->u.string);
free_string_svalue(sp);
if (ob && object_visible(ob)) {
/* find_object only returns undested objects */
put_unrefed_undested_object(ob, "find_object");
} else
*sp = const0;
}
#endif
#ifdef F_FUNCTION_PROFILE
/* f_function_profile: John Garnett, 1993/05/31, 0.9.17.3 */
void
f_function_profile (void)
{
array_t *vec;
mapping_t *map;
program_t *prog;
int nf, j;
object_t *ob;
ob = sp->u.ob;
prog = ob->prog;
nf = prog->num_functions_defined;
vec = allocate_empty_array(nf);
for (j = 0; j < nf; j++) {
map = allocate_mapping(3);
add_mapping_pair(map, "calls", prog->function_table[j].calls);
add_mapping_pair(map, "self", prog->function_table[j].self
- prog->function_table[j].children);
add_mapping_pair(map, "children", prog->function_table[j].children);
add_mapping_shared_string(map, "name", prog->function_table[j].funcname);
vec->item[j].type = T_MAPPING;
vec->item[j].u.map = map;
prog->function_table[j].calls = 0;
prog->function_table[j].self = 0;
prog->function_table[j].children = 0;
}
free_object(&ob, "f_function_profile");
put_array(vec);
}
#endif
#ifdef F_FUNCTION_EXISTS
void
f_function_exists (void)
{
const char *str;
char *res;
int l;
object_t *ob;
int flag = 0;
if (st_num_arg > 1) {
if (st_num_arg > 2)
flag = (sp--)->u.number;
ob = sp->u.ob;
free_object(&(sp--)->u.ob, "f_function_exists");
} else {