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* string.c (rb_str_sum): check was done with false pointer.

Browse source 
[ruby-dev:24383]

* string.c (rb_str_sum): string may be altered.  [ruby-dev:24381]

* eval.c (rb_f_eval): defer pointer retrieval to prevent unsafe
  sourcefile string modification.  [ruby-dev:24373]

* io.c (io_read): block string buffer modification during
  rb_io_fread() by freezing it temporarily. [ruby-dev:24366]

* io.c (rb_io_s_popen): mode argument may be altered.
  [ruby-dev:24375]

* file.c (rb_file_s_basename): ext argument may be altered.
  [ruby-dev:24377]

* enum.c (enum_sort_by): use NODE instead of 2 element arrays.
  [ruby-dev:24378]

* string.c (rb_str_chomp_bang): StringValue() may change the
  receiver.  [ruby-dev:24371]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@6979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2004-10-02 03:50:53 +00:00
parent d57bbd48f8
commit 6f9dcadf6e
16 changed files with 328 additions and 160 deletions
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14
variable.c
View file

@ -98,7 +98,7 @@ fc_i(key, value, res)
arg.klass = res->klass;
arg.track = value;
arg.prev = res;
st_foreach(RCLASS(value)->iv_tbl, fc_i, (st_data_t)&arg);
st_foreach_safe(RCLASS(value)->iv_tbl, fc_i, (st_data_t)&arg);
if (arg.path) {
res->path = arg.path;
return ST_STOP;
@ -124,7 +124,7 @@ find_class_path(klass)
arg.track = rb_cObject;
arg.prev = 0;
if (RCLASS(rb_cObject)->iv_tbl) {
st_foreach(RCLASS(rb_cObject)->iv_tbl, fc_i, (st_data_t)&arg);
st_foreach_safe(RCLASS(rb_cObject)->iv_tbl, fc_i, (st_data_t)&arg);
}
if (arg.path == 0) {
st_foreach(rb_class_tbl, fc_i, (st_data_t)&arg);
@ -958,7 +958,7 @@ rb_mark_generic_ivar_tbl()
{
if (!generic_iv_tbl) return;
if (special_generic_ivar == 0) return;
st_foreach(generic_iv_tbl, givar_i, 0);
st_foreach_safe(generic_iv_tbl, givar_i, 0);
}
void
@ -1118,7 +1118,7 @@ rb_obj_instance_variables(obj)
case T_CLASS:
case T_MODULE:
if (ROBJECT(obj)->iv_tbl) {
st_foreach(ROBJECT(obj)->iv_tbl, ivar_i, ary);
st_foreach_safe(ROBJECT(obj)->iv_tbl, ivar_i, ary);
}
break;
default:
@ -1127,7 +1127,7 @@ rb_obj_instance_variables(obj)
st_table *tbl;
if (st_lookup(generic_iv_tbl, obj, (st_data_t *)&tbl)) {
st_foreach(tbl, ivar_i, ary);
st_foreach_safe(tbl, ivar_i, ary);
}
}
break;
@ -1511,7 +1511,7 @@ rb_mod_const_at(mod, data)
tbl = st_init_numtable();
}
if (RCLASS(mod)->iv_tbl) {
st_foreach(RCLASS(mod)->iv_tbl, sv_i, (st_data_t)tbl);
st_foreach_safe(RCLASS(mod)->iv_tbl, sv_i, (st_data_t)tbl);
}
return tbl;
}
@ -1875,7 +1875,7 @@ rb_mod_class_variables(obj)
for (;;) {
if (RCLASS(obj)->iv_tbl) {
st_foreach(RCLASS(obj)->iv_tbl, cv_i, ary);
st_foreach_safe(RCLASS(obj)->iv_tbl, cv_i, ary);
}
obj = RCLASS(obj)->super;
if (!obj) break;