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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@827 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2000-07-12 06:06:50 +00:00
parent beffb7f835
commit b8e9c32d17
5 changed files with 81 additions and 58 deletions

View file

@ -1,3 +1,10 @@
Wed Jul 12 15:06:28 2000 Yukihiro Matsumoto <matz@netlab.co.jp>
* eval.c (rb_eval): use rb_const_get_at().
* variable.c (rb_const_get_at): retrieve toplevel constants only,
not ones of Object (and its included modules) in general.
Wed Jul 12 15:04:11 2000 Minero Aoki <aamine@dp.u-netsurf.ne.jp>
* lib/net/protocol.rb, smtp.rb, pop.rb, http.rb: 1.1.26.
@ -7,6 +14,12 @@ Wed Jul 12 15:04:11 2000 Minero Aoki <aamine@dp.u-netsurf.ne.jp>
{Read,Write}Adapter, Command, Socket,
SMTPCommand, POP3Command, APOPCommand, HTTPCommand
Wed Jul 12 13:10:30 2000 Yukihiro Matsumoto <matz@netlab.co.jp>
* bignum.c (bigdivrem): defer bignorm().
* bignum.c (bignorm): accepts accidental fixnums.
Tue Jul 11 16:54:17 2000 Yukihiro Matsumoto <matz@netlab.co.jp>
* parse.y (yylex): `@<digit>' is no longer a valid instance

View file

@ -86,22 +86,24 @@ static VALUE
bignorm(x)
VALUE x;
{
long len = RBIGNUM(x)->len;
USHORT *ds = BDIGITS(x);
if (!FIXNUM_P(x)) {
long len = RBIGNUM(x)->len;
USHORT *ds = BDIGITS(x);
while (len-- && !ds[len]) ;
RBIGNUM(x)->len = ++len;
while (len-- && !ds[len]) ;
RBIGNUM(x)->len = ++len;
if (len*sizeof(USHORT) <= sizeof(VALUE)) {
long num = 0;
while (len--) {
num = BIGUP(num) + ds[len];
}
if (num >= 0) {
if (RBIGNUM(x)->sign) {
if (POSFIXABLE(num)) return INT2FIX(num);
if (len*sizeof(USHORT) <= sizeof(VALUE)) {
long num = 0;
while (len--) {
num = BIGUP(num) + ds[len];
}
if (num >= 0) {
if (RBIGNUM(x)->sign) {
if (POSFIXABLE(num)) return INT2FIX(num);
}
else if (NEGFIXABLE(-(long)num)) return INT2FIX(-(long)num);
}
else if (NEGFIXABLE(-(long)num)) return INT2FIX(-(long)num);
}
}
return x;
@ -636,7 +638,7 @@ bigsub(x, y)
i++;
}
return bignorm(z);
return z;
}
static VALUE
@ -681,7 +683,7 @@ bigadd(x, y, sign)
}
BDIGITS(z)[i] = (USHORT)num;
return bignorm(z);
return z;
}
VALUE
@ -693,7 +695,7 @@ rb_big_plus(x, y)
y = rb_int2big(FIX2LONG(y));
/* fall through */
case T_BIGNUM:
return bigadd(x, y, 1);
return bignorm(bigadd(x, y, 1));
case T_FLOAT:
return rb_float_new(rb_big2dbl(x) + RFLOAT(y)->value);
@ -712,7 +714,7 @@ rb_big_minus(x, y)
y = rb_int2big(FIX2LONG(y));
/* fall through */
case T_BIGNUM:
return bigadd(x, y, 0);
return bignorm(bigadd(x, y, 0));
case T_FLOAT:
return rb_float_new(rb_big2dbl(x) - RFLOAT(y)->value);
@ -770,9 +772,9 @@ rb_big_mul(x, y)
}
static void
bigdivrem(x, y, div, mod)
bigdivrem(x, y, divp, modp)
VALUE x, y;
VALUE *div, *mod;
VALUE *divp, *modp;
{
long nx = RBIGNUM(x)->len, ny = RBIGNUM(y)->len;
long i, j;
@ -785,8 +787,8 @@ bigdivrem(x, y, div, mod)
yds = BDIGITS(y);
if (ny == 0 && yds[0] == 0) rb_num_zerodiv();
if (nx < ny || nx == ny && BDIGITS(x)[nx - 1] < BDIGITS(y)[ny - 1]) {
if (div) *div = INT2FIX(0);
if (mod) *mod = x;
if (divp) *divp = INT2FIX(0);
if (modp) *modp = x;
return;
}
xds = BDIGITS(x);
@ -802,8 +804,8 @@ bigdivrem(x, y, div, mod)
}
RBIGNUM(z)->sign = RBIGNUM(x)->sign==RBIGNUM(y)->sign;
if (!RBIGNUM(x)->sign) t2 = -(long)t2;
if (mod) *mod = rb_uint2big(t2);
if (div) *div = z;
if (modp) *modp = rb_uint2big(t2);
if (divp) *divp = z;
return;
}
z = bignew(nx==ny?nx+2:nx+1, RBIGNUM(x)->sign==RBIGNUM(y)->sign);
@ -864,17 +866,17 @@ bigdivrem(x, y, div, mod)
}
zds[j] = q;
} while (--j >= ny);
if (div) { /* move quotient down in z */
*div = rb_big_clone(z);
if (divp) { /* move quotient down in z */
*divp = rb_big_clone(z);
zds = BDIGITS(*div);
j = (nx==ny ? nx+2 : nx+1) - ny;
for (i = 0;i < j;i++) zds[i] = zds[i+ny];
RBIGNUM(*div)->len = i;
}
if (mod) { /* just normalize remainder */
*mod = rb_big_clone(z);
if (modp) { /* just normalize remainder */
*modp = rb_big_clone(z);
if (dd) {
zds = BDIGITS(*mod);
zds = BDIGITS(*modp);
t2 = 0; i = ny;
while(i--) {
t2 = BIGUP(t2) + zds[i];
@ -882,8 +884,8 @@ bigdivrem(x, y, div, mod)
t2 %= dd;
}
}
RBIGNUM(*mod)->len = ny;
RBIGNUM(*mod)->sign = RBIGNUM(x)->sign;
RBIGNUM(*modp)->len = ny;
RBIGNUM(*modp)->sign = RBIGNUM(x)->sign;
}
}
@ -900,8 +902,8 @@ bigdivmod(x, y, divp, modp)
if (modp) *modp = bigadd(mod, y, 1);
}
else {
if (divp) *divp = bignorm(*divp);
if (modp) *modp = bignorm(mod);
if (divp) *divp = *divp;
if (modp) *modp = mod;
}
}
@ -927,7 +929,7 @@ rb_big_div(x, y)
}
bigdivmod(x, y, &z, 0);
return z;
return bignorm(z);
}
@ -950,7 +952,7 @@ rb_big_modulo(x, y)
}
bigdivmod(x, y, 0, &z);
return z;
return bignorm(z);
}
static VALUE
@ -994,7 +996,7 @@ rb_big_divmod(x, y)
}
bigdivmod(x, y, &div, &mod);
return rb_assoc_new(div, mod);
return rb_assoc_new(bignorm(div), bignorm(mod));
}
VALUE

2
eval.c
View file

@ -2630,7 +2630,7 @@ rb_eval(self, n)
break;
case NODE_COLON3:
result = rb_const_get(rb_cObject, node->nd_mid);
result = rb_const_get_at(rb_cObject, node->nd_mid);
break;
case NODE_NTH_REF:

View file

@ -3443,7 +3443,7 @@ yylex()
default:
if (!is_identchar(c) || ISDIGIT(c)) {
rb_compile_error("Invalid char '%c'(%03o) in expression", c, c);
rb_compile_error("Invalid char `\\%03o' in expression", c);
goto retry;
}

View file

@ -1011,6 +1011,33 @@ rb_obj_remove_instance_variable(obj, name)
return val;
}
static VALUE
top_const_get(klass, id)
VALUE klass;
ID id;
{
VALUE value;
/* pre-defined class */
if (st_lookup(rb_class_tbl, id, &value)) return value;
/* autoload */
if (autoload_tbl && st_lookup(autoload_tbl, id, 0)) {
rb_autoload_load(id);
return rb_const_get(klass, id);
}
/* Uninitialized constant */
if (klass && klass != rb_cObject)
rb_raise(rb_eNameError, "uninitialized constant %s::%s",
RSTRING(rb_class_path(klass))->ptr,
rb_id2name(id));
else {
rb_raise(rb_eNameError, "uninitialized constant %s",rb_id2name(id));
}
return Qnil; /* not reached */
}
VALUE
rb_const_get_at(klass, id)
VALUE klass;
@ -1022,7 +1049,7 @@ rb_const_get_at(klass, id)
return value;
}
if (klass == rb_cObject) {
return rb_const_get(klass, id);
return top_const_get(klass, id);
}
rb_raise(rb_eNameError, "uninitialized constant %s::%s",
RSTRING(rb_class_path(klass))->ptr,
@ -1030,7 +1057,6 @@ rb_const_get_at(klass, id)
return Qnil; /* not reached */
}
void
rb_autoload_load(id)
ID id;
@ -1063,25 +1089,7 @@ rb_const_get(klass, id)
if (BUILTIN_TYPE(klass) == T_MODULE) {
return rb_const_get(rb_cObject, id);
}
/* pre-defined class */
if (st_lookup(rb_class_tbl, id, &value)) return value;
/* autoload */
if (autoload_tbl && st_lookup(autoload_tbl, id, 0)) {
rb_autoload_load(id);
return rb_const_get(klass, id);
}
/* Uninitialized constant */
if (klass && klass != rb_cObject)
rb_raise(rb_eNameError, "uninitialized constant %s::%s",
RSTRING(rb_class_path(klass))->ptr,
rb_id2name(id));
else {
rb_raise(rb_eNameError, "uninitialized constant %s",rb_id2name(id));
}
return Qnil; /* not reached */
return top_const_get(klass, id);
}
static int