mirror of https://github.com/python/cpython.git
411 lines
7.9 KiB
C
411 lines
7.9 KiB
C
/***********************************************************
|
|
Copyright 1991 by Stichting Mathematisch Centrum, Amsterdam, The
|
|
Netherlands.
|
|
|
|
All Rights Reserved
|
|
|
|
Permission to use, copy, modify, and distribute this software and its
|
|
documentation for any purpose and without fee is hereby granted,
|
|
provided that the above copyright notice appear in all copies and that
|
|
both that copyright notice and this permission notice appear in
|
|
supporting documentation, and that the names of Stichting Mathematisch
|
|
Centrum or CWI not be used in advertising or publicity pertaining to
|
|
distribution of the software without specific, written prior permission.
|
|
|
|
STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
|
|
THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
|
|
FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
|
|
FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
|
|
OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
******************************************************************/
|
|
|
|
/* Module support implementation */
|
|
|
|
#include "allobjects.h"
|
|
#include "modsupport.h"
|
|
#include "import.h"
|
|
|
|
|
|
object *
|
|
initmodule(name, methods)
|
|
char *name;
|
|
struct methodlist *methods;
|
|
{
|
|
object *m, *d, *v;
|
|
struct methodlist *ml;
|
|
char namebuf[256];
|
|
if ((m = add_module(name)) == NULL) {
|
|
fprintf(stderr, "initializing module: %s\n", name);
|
|
fatal("can't create a module");
|
|
}
|
|
d = getmoduledict(m);
|
|
for (ml = methods; ml->ml_name != NULL; ml++) {
|
|
sprintf(namebuf, "%s.%s", name, ml->ml_name);
|
|
v = newmethodobject(strdup(namebuf), ml->ml_meth,
|
|
(object *)NULL);
|
|
/* XXX The strdup'ed memory is never freed */
|
|
if (v == NULL || dictinsert(d, ml->ml_name, v) != 0) {
|
|
fprintf(stderr, "initializing module: %s\n", name);
|
|
fatal("can't initialize module");
|
|
}
|
|
DECREF(v);
|
|
}
|
|
return m;
|
|
}
|
|
|
|
|
|
/* Argument list handling tools.
|
|
All return 1 for success, or call err_set*() and return 0 for failure */
|
|
|
|
int
|
|
getnoarg(v)
|
|
object *v;
|
|
{
|
|
if (v != NULL) {
|
|
return err_badarg();
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getintarg(v, a)
|
|
object *v;
|
|
int *a;
|
|
{
|
|
if (v == NULL || !is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
*a = getintvalue(v);
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getintintarg(v, a, b)
|
|
object *v;
|
|
int *a;
|
|
int *b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getintarg(gettupleitem(v, 0), a) &&
|
|
getintarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getlongarg(v, a)
|
|
object *v;
|
|
long *a;
|
|
{
|
|
if (v == NULL || !is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
*a = getintvalue(v);
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getlonglongargs(v, a, b)
|
|
object *v;
|
|
long *a, *b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getlongarg(gettupleitem(v, 0), a) &&
|
|
getlongarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getlonglongobjectargs(v, a, b, c)
|
|
object *v;
|
|
long *a, *b;
|
|
object **c;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 3) {
|
|
return err_badarg();
|
|
}
|
|
if (getlongarg(gettupleitem(v, 0), a) &&
|
|
getlongarg(gettupleitem(v, 1), b)) {
|
|
*c = gettupleitem(v, 2);
|
|
return 1;
|
|
}
|
|
else {
|
|
return err_badarg();
|
|
}
|
|
}
|
|
|
|
int
|
|
getstrarg(v, a)
|
|
object *v;
|
|
object **a;
|
|
{
|
|
if (v == NULL || !is_stringobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
*a = v;
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getstrstrarg(v, a, b)
|
|
object *v;
|
|
object **a;
|
|
object **b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getstrarg(gettupleitem(v, 0), a) &&
|
|
getstrarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getstrstrintarg(v, a, b, c)
|
|
object *v;
|
|
object **a;
|
|
object **b;
|
|
int *c;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 3) {
|
|
return err_badarg();
|
|
}
|
|
return getstrarg(gettupleitem(v, 0), a) &&
|
|
getstrarg(gettupleitem(v, 1), b) &&
|
|
getintarg(gettupleitem(v, 2), c);
|
|
}
|
|
|
|
int
|
|
getstrintarg(v, a, b)
|
|
object *v;
|
|
object **a;
|
|
int *b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getstrarg(gettupleitem(v, 0), a) &&
|
|
getintarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getintstrarg(v, a, b)
|
|
object *v;
|
|
int *a;
|
|
object **b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getintarg(gettupleitem(v, 0), a) &&
|
|
getstrarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getpointarg(v, a)
|
|
object *v;
|
|
int *a; /* [2] */
|
|
{
|
|
return getintintarg(v, a, a+1);
|
|
}
|
|
|
|
int
|
|
get3pointarg(v, a)
|
|
object *v;
|
|
int *a; /* [6] */
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 3) {
|
|
return err_badarg();
|
|
}
|
|
return getpointarg(gettupleitem(v, 0), a) &&
|
|
getpointarg(gettupleitem(v, 1), a+2) &&
|
|
getpointarg(gettupleitem(v, 2), a+4);
|
|
}
|
|
|
|
int
|
|
getrectarg(v, a)
|
|
object *v;
|
|
int *a; /* [2+2] */
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getpointarg(gettupleitem(v, 0), a) &&
|
|
getpointarg(gettupleitem(v, 1), a+2);
|
|
}
|
|
|
|
int
|
|
getrectintarg(v, a)
|
|
object *v;
|
|
int *a; /* [4+1] */
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getrectarg(gettupleitem(v, 0), a) &&
|
|
getintarg(gettupleitem(v, 1), a+4);
|
|
}
|
|
|
|
int
|
|
getpointintarg(v, a)
|
|
object *v;
|
|
int *a; /* [2+1] */
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getpointarg(gettupleitem(v, 0), a) &&
|
|
getintarg(gettupleitem(v, 1), a+2);
|
|
}
|
|
|
|
int
|
|
getpointstrarg(v, a, b)
|
|
object *v;
|
|
int *a; /* [2] */
|
|
object **b;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getpointarg(gettupleitem(v, 0), a) &&
|
|
getstrarg(gettupleitem(v, 1), b);
|
|
}
|
|
|
|
int
|
|
getstrintintarg(v, a, b, c)
|
|
object *v;
|
|
object *a;
|
|
int *b, *c;
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 3) {
|
|
return err_badarg();
|
|
}
|
|
return getstrarg(gettupleitem(v, 0), a) &&
|
|
getintarg(gettupleitem(v, 1), b) &&
|
|
getintarg(gettupleitem(v, 2), c);
|
|
}
|
|
|
|
int
|
|
getrectpointarg(v, a)
|
|
object *v;
|
|
int *a; /* [4+2] */
|
|
{
|
|
if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 2) {
|
|
return err_badarg();
|
|
}
|
|
return getrectarg(gettupleitem(v, 0), a) &&
|
|
getpointarg(gettupleitem(v, 1), a+4);
|
|
}
|
|
|
|
int
|
|
getlongtuplearg(args, a, n)
|
|
object *args;
|
|
long *a; /* [n] */
|
|
int n;
|
|
{
|
|
int i;
|
|
if (!is_tupleobject(args) || gettuplesize(args) != n) {
|
|
return err_badarg();
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
object *v = gettupleitem(args, i);
|
|
if (!is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
a[i] = getintvalue(v);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getshorttuplearg(args, a, n)
|
|
object *args;
|
|
short *a; /* [n] */
|
|
int n;
|
|
{
|
|
int i;
|
|
if (!is_tupleobject(args) || gettuplesize(args) != n) {
|
|
return err_badarg();
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
object *v = gettupleitem(args, i);
|
|
if (!is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
a[i] = getintvalue(v);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getlonglistarg(args, a, n)
|
|
object *args;
|
|
long *a; /* [n] */
|
|
int n;
|
|
{
|
|
int i;
|
|
if (!is_listobject(args) || getlistsize(args) != n) {
|
|
return err_badarg();
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
object *v = getlistitem(args, i);
|
|
if (!is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
a[i] = getintvalue(v);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getshortlistarg(args, a, n)
|
|
object *args;
|
|
short *a; /* [n] */
|
|
int n;
|
|
{
|
|
int i;
|
|
if (!is_listobject(args) || getlistsize(args) != n) {
|
|
return err_badarg();
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
object *v = getlistitem(args, i);
|
|
if (!is_intobject(v)) {
|
|
return err_badarg();
|
|
}
|
|
a[i] = getintvalue(v);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
getdoublearg(args, px)
|
|
register object *args;
|
|
double *px;
|
|
{
|
|
if (args == NULL)
|
|
return err_badarg();
|
|
if (is_floatobject(args)) {
|
|
*px = getfloatvalue(args);
|
|
return 1;
|
|
}
|
|
if (is_intobject(args)) {
|
|
*px = getintvalue(args);
|
|
return 1;
|
|
}
|
|
return err_badarg();
|
|
}
|
|
|
|
int
|
|
get2doublearg(args, px, py)
|
|
register object *args;
|
|
double *px, *py;
|
|
{
|
|
if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 2)
|
|
return err_badarg();
|
|
return getdoublearg(gettupleitem(args, 0), px) &&
|
|
getdoublearg(gettupleitem(args, 1), py);
|
|
}
|