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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>1999-01-20 04:59:39 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>1999-01-20 04:59:39 +0000
commit210367ec889f5910e270d6ea2c7ddb8a8d939e61 (patch)
treefeb35473da45947378fbc02defe39bcd79ef600e /struct.c
parent9c5b1986a36c7a700b4c76817e35aa874ba7907c (diff)
This commit was generated by cvs2svn to compensate for changes in r372,
which included commits to RCS files with non-trunk default branches. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@373 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'struct.c')
-rw-r--r--struct.c414
1 files changed, 256 insertions, 158 deletions
diff --git a/struct.c b/struct.c
index 7234d1e..7aaf4e8 100644
--- a/struct.c
+++ b/struct.c
@@ -10,25 +10,37 @@
#include "ruby.h"
-ID rb_frame_last_func();
-VALUE cStruct;
-extern VALUE mEnumerable;
+#ifdef USE_CWGUSI
+#include <stdio.h>
+#endif
+
+VALUE rb_cStruct;
static VALUE
-struct_s_members(obj)
+class_of(obj)
VALUE obj;
{
- struct RArray *member;
- VALUE ary, *p, *pend;
+ obj = CLASS_OF(obj);
+ if (FL_TEST(obj, FL_SINGLETON))
+ return RCLASS(obj)->super;
+ return obj;
+}
- member = RARRAY(rb_iv_get(obj, "__member__"));
+static VALUE
+rb_struct_s_members(obj)
+ VALUE obj;
+{
+ VALUE member, ary;
+ VALUE *p, *pend;
+
+ member = rb_iv_get(obj, "__member__");
if (NIL_P(member)) {
- Fatal("non-initialized struct");
+ rb_bug("non-initialized struct");
}
- ary = ary_new2(member->len);
- p = member->ptr; pend = p + member->len;
+ ary = rb_ary_new2(RARRAY(member)->len);
+ p = RARRAY(member)->ptr; pend = p + RARRAY(member)->len;
while (p < pend) {
- ary_push(ary, str_new2(rb_id2name(FIX2INT(*p))));
+ rb_ary_push(ary, rb_str_new2(rb_id2name(FIX2INT(*p))));
p++;
}
@@ -36,24 +48,23 @@ struct_s_members(obj)
}
static VALUE
-struct_members(obj)
+rb_struct_members(obj)
VALUE obj;
{
- return struct_s_members(CLASS_OF(obj));
+ return rb_struct_s_members(class_of(obj));
}
VALUE
-struct_getmember(obj, id)
+rb_struct_getmember(obj, id)
VALUE obj;
ID id;
{
- VALUE nstr, member, slot;
+ VALUE member, slot;
int i;
- nstr = CLASS_OF(obj);
- member = rb_iv_get(nstr, "__member__");
+ member = rb_iv_get(class_of(obj), "__member__");
if (NIL_P(member)) {
- Bug("non-initialized struct");
+ rb_bug("non-initialized struct");
}
slot = INT2FIX(id);
for (i=0; i<RARRAY(member)->len; i++) {
@@ -61,190 +72,209 @@ struct_getmember(obj, id)
return RSTRUCT(obj)->ptr[i];
}
}
- NameError("%s is not struct member", rb_id2name(id));
- /* not reached */
+ rb_raise(rb_eNameError, "%s is not struct member", rb_id2name(id));
+ return Qnil; /* not reached */
}
static VALUE
-struct_ref(obj)
+rb_struct_ref(obj)
VALUE obj;
{
- return struct_getmember(obj, rb_frame_last_func());
+ return rb_struct_getmember(obj, rb_frame_last_func());
}
-static VALUE struct_ref0(obj) VALUE obj; {return RSTRUCT(obj)->ptr[0];}
-static VALUE struct_ref1(obj) VALUE obj; {return RSTRUCT(obj)->ptr[1];}
-static VALUE struct_ref2(obj) VALUE obj; {return RSTRUCT(obj)->ptr[2];}
-static VALUE struct_ref3(obj) VALUE obj; {return RSTRUCT(obj)->ptr[3];}
-static VALUE struct_ref4(obj) VALUE obj; {return RSTRUCT(obj)->ptr[4];}
-static VALUE struct_ref5(obj) VALUE obj; {return RSTRUCT(obj)->ptr[5];}
-static VALUE struct_ref6(obj) VALUE obj; {return RSTRUCT(obj)->ptr[6];}
-static VALUE struct_ref7(obj) VALUE obj; {return RSTRUCT(obj)->ptr[7];}
-static VALUE struct_ref8(obj) VALUE obj; {return RSTRUCT(obj)->ptr[8];}
-static VALUE struct_ref9(obj) VALUE obj; {return RSTRUCT(obj)->ptr[9];}
+static VALUE rb_struct_ref0(obj) VALUE obj; {return RSTRUCT(obj)->ptr[0];}
+static VALUE rb_struct_ref1(obj) VALUE obj; {return RSTRUCT(obj)->ptr[1];}
+static VALUE rb_struct_ref2(obj) VALUE obj; {return RSTRUCT(obj)->ptr[2];}
+static VALUE rb_struct_ref3(obj) VALUE obj; {return RSTRUCT(obj)->ptr[3];}
+static VALUE rb_struct_ref4(obj) VALUE obj; {return RSTRUCT(obj)->ptr[4];}
+static VALUE rb_struct_ref5(obj) VALUE obj; {return RSTRUCT(obj)->ptr[5];}
+static VALUE rb_struct_ref6(obj) VALUE obj; {return RSTRUCT(obj)->ptr[6];}
+static VALUE rb_struct_ref7(obj) VALUE obj; {return RSTRUCT(obj)->ptr[7];}
+static VALUE rb_struct_ref8(obj) VALUE obj; {return RSTRUCT(obj)->ptr[8];}
+static VALUE rb_struct_ref9(obj) VALUE obj; {return RSTRUCT(obj)->ptr[9];}
VALUE (*ref_func[10])() = {
- struct_ref0,
- struct_ref1,
- struct_ref2,
- struct_ref3,
- struct_ref4,
- struct_ref5,
- struct_ref6,
- struct_ref7,
- struct_ref8,
- struct_ref9,
+ rb_struct_ref0,
+ rb_struct_ref1,
+ rb_struct_ref2,
+ rb_struct_ref3,
+ rb_struct_ref4,
+ rb_struct_ref5,
+ rb_struct_ref6,
+ rb_struct_ref7,
+ rb_struct_ref8,
+ rb_struct_ref9,
};
static VALUE
-struct_set(obj, val)
+rb_struct_set(obj, val)
VALUE obj, val;
{
- VALUE nstr, member, slot;
+ VALUE member, slot;
int i;
- nstr = CLASS_OF(obj);
- member = rb_iv_get(nstr, "__member__");
+ member = rb_iv_get(class_of(obj), "__member__");
if (NIL_P(member)) {
- Fatal("non-initialized struct");
+ rb_bug("non-initialized struct");
}
for (i=0; i<RARRAY(member)->len; i++) {
slot = RARRAY(member)->ptr[i];
- if (id_attrset(FIX2INT(slot)) == rb_frame_last_func()) {
+ if (rb_id_attrset(FIX2INT(slot)) == rb_frame_last_func()) {
return RSTRUCT(obj)->ptr[i] = val;
}
}
- NameError("not struct member");
- /* not reached */
+ rb_raise(rb_eNameError, "not struct member");
+ return Qnil; /* not reached */
}
-VALUE struct_alloc();
-
static VALUE
-make_struct(name, member)
- VALUE name, member;
+make_struct(name, member, klass)
+ VALUE name, member, klass;
{
VALUE nstr;
ID id;
int i;
- id = rb_intern(RSTRING(name)->ptr);
- if (!rb_is_const_id(id)) {
- NameError("identifier %s needs to be constant", RSTRING(name)->ptr);
+ if (NIL_P(name)) {
+ nstr = rb_class_new(klass);
+ }
+ else {
+ char *cname = STR2CSTR(name);
+ id = rb_intern(cname);
+ if (!rb_is_const_id(id)) {
+ rb_raise(rb_eNameError, "identifier %s needs to be constant", cname);
+ }
+ nstr = rb_define_class_under(klass, cname, klass);
}
- nstr = rb_define_class_under(cStruct, RSTRING(name)->ptr, cStruct);
rb_iv_set(nstr, "__size__", INT2FIX(RARRAY(member)->len));
rb_iv_set(nstr, "__member__", member);
- rb_define_singleton_method(nstr, "new", struct_alloc, -2);
- rb_define_singleton_method(nstr, "[]", struct_alloc, -2);
- rb_define_singleton_method(nstr, "members", struct_s_members, 0);
+ rb_define_singleton_method(nstr, "new", rb_struct_alloc, -2);
+ rb_define_singleton_method(nstr, "[]", rb_struct_alloc, -2);
+ rb_define_singleton_method(nstr, "members", rb_struct_s_members, 0);
for (i=0; i< RARRAY(member)->len; i++) {
ID id = FIX2INT(RARRAY(member)->ptr[i]);
if (i<10) {
rb_define_method_id(nstr, id, ref_func[i], 0);
}
else {
- rb_define_method_id(nstr, id, struct_ref, 0);
+ rb_define_method_id(nstr, id, rb_struct_ref, 0);
}
- rb_define_method_id(nstr, id_attrset(id), struct_set, 1);
+ rb_define_method_id(nstr, rb_id_attrset(id), rb_struct_set, 1);
}
return nstr;
}
+#ifdef HAVE_STDARG_PROTOTYPES
+#include <stdarg.h>
+#define va_init_list(a,b) va_start(a,b)
+#else
#include <varargs.h>
+#define va_init_list(a,b) va_start(a)
+#endif
VALUE
-struct_define(name, va_alist)
+#ifdef HAVE_STDARG_PROTOTYPES
+rb_struct_define(char *name, ...)
+#else
+rb_struct_define(name, va_alist)
char *name;
va_dcl
+#endif
{
va_list ar;
VALUE nm, ary;
char *mem;
- nm = str_new2(name);
- ary = ary_new();
+ nm = rb_str_new2(name);
+ ary = rb_ary_new();
- va_start(ar);
+ va_init_list(ar, name);
while (mem = va_arg(ar, char*)) {
ID slot = rb_intern(mem);
- ary_push(ary, INT2FIX(slot));
+ rb_ary_push(ary, INT2FIX(slot));
}
va_end(ar);
- return make_struct(nm, ary);
+ return make_struct(nm, ary, rb_cStruct);
}
static VALUE
-struct_s_def(argc, argv)
+rb_struct_s_def(argc, argv, klass)
int argc;
VALUE *argv;
{
- struct RString *name;
- struct RArray *rest;
+ VALUE name, rest;
int i;
+ VALUE st;
rb_scan_args(argc, argv, "1*", &name, &rest);
- Check_Type(name, T_STRING);
- for (i=0; i<rest->len; i++) {
- ID id = rb_to_id(rest->ptr[i]);
- rest->ptr[i] = INT2FIX(id);
+ for (i=0; i<RARRAY(rest)->len; i++) {
+ ID id = rb_to_id(RARRAY(rest)->ptr[i]);
+ RARRAY(rest)->ptr[i] = INT2FIX(id);
}
- return make_struct(name, rest);
+ st = make_struct(name, rest, klass);
+ rb_obj_call_init(st);
+
+ return st;
}
VALUE
-struct_alloc(class, values)
- VALUE class, values;
+rb_struct_alloc(klass, values)
+ VALUE klass, values;
{
VALUE size;
int n;
- size = rb_iv_get(class, "__size__");
+ size = rb_iv_get(klass, "__size__");
n = FIX2INT(size);
- if (n < RARRAY(values)->len) {
- ArgError("struct size differs");
+ if (n != RARRAY(values)->len) {
+ rb_raise(rb_eArgError, "struct size differs");
}
else {
NEWOBJ(st, struct RStruct);
- OBJSETUP(st, class, T_STRUCT);
- st->len = n;
- st->ptr = 0; /* avoid GC crashing */
+ OBJSETUP(st, klass, T_STRUCT);
+ st->len = 0; /* avoid GC crashing */
st->ptr = ALLOC_N(VALUE, n);
+ st->len = n;
MEMCPY(st->ptr, RARRAY(values)->ptr, VALUE, RARRAY(values)->len);
- memclear(st->ptr+RARRAY(values)->len, n - RARRAY(values)->len);
+ rb_obj_call_init((VALUE)st);
return (VALUE)st;
}
- /* not reached */
+ return Qnil; /* not reached */
}
VALUE
-struct_new(class, va_alist)
- VALUE class;
+#ifdef HAVE_STDARG_PROTOTYPES
+rb_struct_new(VALUE klass, ...)
+#else
+rb_struct_new(klass, va_alist)
+ VALUE klass;
va_dcl
+#endif
{
VALUE val, mem;
- int size;
+ int size, i;
va_list args;
- val = rb_iv_get(class, "__size__");
+ val = rb_iv_get(klass, "__size__");
size = FIX2INT(val);
- mem = ary_new();
- va_start(args);
- while (size--) {
+ mem = rb_ary_new2(size);
+ va_init_list(args, klass);
+ for (i=0; i<size; i++) {
val = va_arg(args, VALUE);
- ary_push(mem, val);
+ rb_ary_store(mem, i, val);
}
va_end(args);
- return struct_alloc(class, mem);
+ return rb_struct_alloc(klass, mem);
}
static VALUE
-struct_each(s)
+rb_struct_each(s)
VALUE s;
{
int i;
@@ -255,145 +285,213 @@ struct_each(s)
return Qnil;
}
-char *rb_class2name();
-
static VALUE
-struct_to_s(s)
+rb_struct_to_s(s)
VALUE s;
{
- char *name, *buf;
+ char *cname = rb_class2name(CLASS_OF(s));
+ char *buf = ALLOCA_N(char, strlen(cname) + 4);
- name = rb_class2name(CLASS_OF(s));
- buf = ALLOCA_N(char, strlen(name)+1);
- sprintf(buf, "%s", name);
- return str_new2(buf);
+ sprintf(buf, "#<%s>", cname);
+ return rb_str_new2(buf);
}
static VALUE
-struct_inspect(s)
+inspect_struct(s)
VALUE s;
{
- char *name = rb_class2name(CLASS_OF(s));
+ char *cname = rb_class2name(CLASS_OF(s));
VALUE str, member;
- char buf[256];
int i;
member = rb_iv_get(CLASS_OF(s), "__member__");
if (NIL_P(member)) {
- Fatal("non-initialized struct");
+ rb_bug("non-initialized struct");
}
- sprintf(buf, "#<%s ", name);
- str = str_new2(buf);
+ str = rb_str_new2("#<");
+ rb_str_cat(str, cname, strlen(cname));
+ rb_str_cat(str, " ", 1);
for (i=0; i<RSTRUCT(s)->len; i++) {
VALUE str2, slot;
char *p;
if (i > 0) {
- str_cat(str, ", ", 2);
+ rb_str_cat(str, ", ", 2);
}
slot = RARRAY(member)->ptr[i];
p = rb_id2name(FIX2INT(slot));
- str_cat(str, p, strlen(p));
- str_cat(str, "=", 1);
+ rb_str_cat(str, p, strlen(p));
+ rb_str_cat(str, "=", 1);
str2 = rb_inspect(RSTRUCT(s)->ptr[i]);
- str2 = obj_as_string(str2);
- str_cat(str, RSTRING(str2)->ptr, RSTRING(str2)->len);
+ rb_str_cat(str, RSTRING(str2)->ptr, RSTRING(str2)->len);
}
- str_cat(str, ">", 1);
+ rb_str_cat(str, ">", 1);
return str;
}
static VALUE
-struct_to_a(s)
+rb_struct_inspect(s)
VALUE s;
{
- return ary_new4(RSTRUCT(s)->len, RSTRUCT(s)->ptr);
+ if (rb_inspecting_p(s)) {
+ char *cname = rb_class2name(CLASS_OF(s));
+ char *buf = ALLOCA_N(char, strlen(cname) + 8);
+
+ sprintf(buf, "#<%s:...>", cname);
+ return rb_str_new2(buf);
+ }
+ return rb_protect_inspect(inspect_struct, s, 0);
}
static VALUE
-struct_clone(s)
+rb_struct_to_a(s)
+ VALUE s;
+{
+ return rb_ary_new4(RSTRUCT(s)->len, RSTRUCT(s)->ptr);
+}
+
+static VALUE
+rb_struct_clone(s)
VALUE s;
{
NEWOBJ(st, struct RStruct);
CLONESETUP(st, s);
- st->len = RSTRUCT(s)->len;
- st->ptr = 0; /* avoid GC crashing */
+ st->len = 0; /* avoid GC crashing */
st->ptr = ALLOC_N(VALUE, RSTRUCT(s)->len);
+ st->len = RSTRUCT(s)->len;
MEMCPY(st->ptr, RSTRUCT(s)->ptr, VALUE, st->len);
return (VALUE)st;
}
+static VALUE
+rb_struct_aref_id(s, id)
+ VALUE s;
+ ID id;
+{
+ VALUE member;
+ int i, len;
+
+ member = rb_iv_get(CLASS_OF(s), "__member__");
+ if (NIL_P(member)) {
+ rb_bug("non-initialized struct");
+ }
+
+ len = RARRAY(member)->len;
+ for (i=0; i<len; i++) {
+ if (FIX2UINT(RARRAY(member)->ptr[i]) == id) {
+ return RSTRUCT(s)->ptr[i];
+ }
+ }
+ rb_raise(rb_eNameError, "no member '%s' in struct", rb_id2name(id));
+ return Qnil; /* not reached */
+}
+
VALUE
-struct_aref(s, idx)
+rb_struct_aref(s, idx)
VALUE s, idx;
{
int i;
+ if (TYPE(idx) == T_STRING) {
+ return rb_struct_aref_id(s, rb_to_id(idx));
+ }
+
i = NUM2INT(idx);
- if (i < 0) i = RSTRUCT(s)->len - i;
+ if (i < 0) i = RSTRUCT(s)->len + i;
if (i < 0)
- IndexError("offset %d too small for struct(size:%d)", i, RSTRUCT(s)->len);
+ rb_raise(rb_eIndexError, "offset %d too small for struct(size:%d)",
+ i, RSTRUCT(s)->len);
if (RSTRUCT(s)->len <= i)
- IndexError("offset %d too large for struct(size:%d)", i, RSTRUCT(s)->len);
+ rb_raise(rb_eIndexError, "offset %d too large for struct(size:%d)",
+ i, RSTRUCT(s)->len);
return RSTRUCT(s)->ptr[i];
}
+static VALUE
+rb_struct_aset_id(s, id, val)
+ VALUE s, val;
+ ID id;
+{
+ VALUE member;
+ int i, len;
+
+ member = rb_iv_get(CLASS_OF(s), "__member__");
+ if (NIL_P(member)) {
+ rb_bug("non-initialized struct");
+ }
+
+ len = RARRAY(member)->len;
+ for (i=0; i<len; i++) {
+ if (FIX2UINT(RARRAY(member)->ptr[i]) == id) {
+ RSTRUCT(s)->ptr[i] = val;
+ return val;
+ }
+ }
+ rb_raise(rb_eNameError, "no member '%s' in struct", rb_id2name(id));
+}
+
VALUE
-struct_aset(s, idx, val)
+rb_struct_aset(s, idx, val)
VALUE s, idx, val;
{
int i;
+ if (TYPE(idx) == T_STRING) {
+ return rb_struct_aset_id(s, rb_to_id(idx), val);
+ }
+
i = NUM2INT(idx);
- if (i < 0) i = RSTRUCT(s)->len - i;
+ if (i < 0) i = RSTRUCT(s)->len + i;
if (i < 0)
- IndexError("offset %d too small for struct(size:%d)", i, RSTRUCT(s)->len);
+ rb_raise(rb_eIndexError, "offset %d too small for struct(size:%d)",
+ i, RSTRUCT(s)->len);
if (RSTRUCT(s)->len <= i)
- IndexError("offset %d too large for struct(size:%d)", i, RSTRUCT(s)->len);
+ rb_raise(rb_eIndexError, "offset %d too large for struct(size:%d)",
+ i, RSTRUCT(s)->len);
return RSTRUCT(s)->ptr[i] = val;
}
static VALUE
-struct_equal(s, s2)
+rb_struct_equal(s, s2)
VALUE s, s2;
{
int i;
- if (TYPE(s2) != T_STRUCT) return FALSE;
- if (CLASS_OF(s) != CLASS_OF(s2)) return FALSE;
+ if (TYPE(s2) != T_STRUCT) return Qfalse;
+ if (CLASS_OF(s) != CLASS_OF(s2)) return Qfalse;
if (RSTRUCT(s)->len != RSTRUCT(s2)->len) {
- Bug("inconsistent struct"); /* should never happen */
+ rb_bug("inconsistent struct"); /* should never happen */
}
for (i=0; i<RSTRUCT(s)->len; i++) {
- if (!rb_equal(RSTRUCT(s)->ptr[i], RSTRUCT(s2)->ptr[i])) return FALSE;
+ if (!rb_equal(RSTRUCT(s)->ptr[i], RSTRUCT(s2)->ptr[i])) return Qfalse;
}
- return TRUE;
+ return Qtrue;
}
static VALUE
-struct_eql(s, s2)
+rb_struct_eql(s, s2)
VALUE s, s2;
{
int i;
- if (TYPE(s2) != T_STRUCT) return FALSE;
- if (CLASS_OF(s) != CLASS_OF(s2)) return FALSE;
+ if (TYPE(s2) != T_STRUCT) return Qfalse;
+ if (CLASS_OF(s) != CLASS_OF(s2)) return Qfalse;
if (RSTRUCT(s)->len != RSTRUCT(s2)->len) {
- Bug("inconsistent struct"); /* should never happen */
+ rb_bug("inconsistent struct"); /* should never happen */
}
for (i=0; i<RSTRUCT(s)->len; i++) {
- if (!rb_eql(RSTRUCT(s)->ptr[i], RSTRUCT(s2)->ptr[i])) return FALSE;
+ if (!rb_eql(RSTRUCT(s)->ptr[i], RSTRUCT(s2)->ptr[i])) return Qfalse;
}
- return TRUE;
+ return Qtrue;
}
static VALUE
-struct_hash(s)
+rb_struct_hash(s)
VALUE s;
{
int i, h;
@@ -408,25 +506,25 @@ struct_hash(s)
void
Init_Struct()
{
- cStruct = rb_define_class("Struct", cObject);
- rb_include_module(cStruct, mEnumerable);
+ rb_cStruct = rb_define_class("Struct", rb_cObject);
+ rb_include_module(rb_cStruct, rb_mEnumerable);
- rb_define_singleton_method(cStruct, "new", struct_s_def, -1);
+ rb_define_singleton_method(rb_cStruct, "new", rb_struct_s_def, -1);
- rb_define_method(cStruct, "clone", struct_clone, 0);
+ rb_define_method(rb_cStruct, "clone", rb_struct_clone, 0);
- rb_define_method(cStruct, "==", struct_equal, 1);
- rb_define_method(cStruct, "eql?", struct_eql, 1);
- rb_define_method(cStruct, "hash", struct_hash, 0);
+ rb_define_method(rb_cStruct, "==", rb_struct_equal, 1);
+ rb_define_method(rb_cStruct, "eql?", rb_struct_eql, 1);
+ rb_define_method(rb_cStruct, "hash", rb_struct_hash, 0);
- rb_define_method(cStruct, "to_s", struct_to_s, 0);
- rb_define_method(cStruct, "inspect", struct_inspect, 0);
- rb_define_method(cStruct, "to_a", struct_to_a, 0);
- rb_define_method(cStruct, "values", struct_to_a, 0);
+ rb_define_method(rb_cStruct, "to_s", rb_struct_to_s, 0);
+ rb_define_method(rb_cStruct, "inspect", rb_struct_inspect, 0);
+ rb_define_method(rb_cStruct, "to_a", rb_struct_to_a, 0);
+ rb_define_method(rb_cStruct, "values", rb_struct_to_a, 0);
- rb_define_method(cStruct, "each", struct_each, 0);
- rb_define_method(cStruct, "[]", struct_aref, 1);
- rb_define_method(cStruct, "[]=", struct_aset, 2);
+ rb_define_method(rb_cStruct, "each", rb_struct_each, 0);
+ rb_define_method(rb_cStruct, "[]", rb_struct_aref, 1);
+ rb_define_method(rb_cStruct, "[]=", rb_struct_aset, 2);
- rb_define_method(cStruct, "members", struct_members, 0);
+ rb_define_method(rb_cStruct, "members", rb_struct_members, 0);
}