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backported a part of a569bc09e2

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picked up by Jeremy Evans [Backport #17305]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67922 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2021-04-04 23:28:16 +00:00
parent 6638b504b1
commit 56f6c15dab
2 changed files with 65 additions and 53 deletions
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116
eval.c
View file

@ -896,6 +896,66 @@ rb_need_block(void)
}
}
/*!
* \copydoc rb_rescue2
* \param[in] args exception classes, terminated by 0.
*/
static VALUE
rb_vrescue2(VALUE (* b_proc) (VALUE), VALUE data1,
VALUE (* r_proc) (VALUE, VALUE), VALUE data2,
va_list args)
{
enum ruby_tag_type state;
rb_execution_context_t * volatile ec = GET_EC();
rb_control_frame_t *volatile cfp = ec->cfp;
volatile VALUE result = Qfalse;
volatile VALUE e_info = ec->errinfo;
EC_PUSH_TAG(ec);
if ((state = EC_EXEC_TAG()) == TAG_NONE) {
retry_entry:
result = (*b_proc) (data1);
}
else if (result) {
/* escape from r_proc */
if (state == TAG_RETRY) {
state = 0;
ec->errinfo = Qnil;
result = Qfalse;
goto retry_entry;
}
}
else {
rb_vm_rewind_cfp(ec, cfp);
if (state == TAG_RAISE) {
int handle = FALSE;
VALUE eclass;
while ((eclass = va_arg(args, VALUE)) != 0) {
if (rb_obj_is_kind_of(ec->errinfo, eclass)) {
handle = TRUE;
break;
}
}
if (handle) {
result = Qnil;
state = 0;
if (r_proc) {
result = (*r_proc) (data2, ec->errinfo);
}
ec->errinfo = e_info;
}
}
}
EC_POP_TAG();
if (state)
EC_JUMP_TAG(ec, state);
return result;
}
/*! An equivalent of \c rescue clause.
*
* Equivalent to <code>begin .. rescue err_type .. end</code>
@ -922,58 +982,10 @@ VALUE
rb_rescue2(VALUE (* b_proc) (ANYARGS), VALUE data1,
VALUE (* r_proc) (ANYARGS), VALUE data2, ...)
{
enum ruby_tag_type state;
rb_execution_context_t * volatile ec = GET_EC();
rb_control_frame_t *volatile cfp = ec->cfp;
volatile VALUE result = Qfalse;
volatile VALUE e_info = ec->errinfo;
va_list args;
EC_PUSH_TAG(ec);
if ((state = EC_EXEC_TAG()) == TAG_NONE) {
retry_entry:
result = (*b_proc) (data1);
}
else if (result) {
/* escape from r_proc */
if (state == TAG_RETRY) {
state = 0;
ec->errinfo = Qnil;
result = Qfalse;
goto retry_entry;
}
}
else {
rb_vm_rewind_cfp(ec, cfp);
if (state == TAG_RAISE) {
int handle = FALSE;
VALUE eclass;
va_init_list(args, data2);
while ((eclass = va_arg(args, VALUE)) != 0) {
if (rb_obj_is_kind_of(ec->errinfo, eclass)) {
handle = TRUE;
break;
}
}
va_end(args);
if (handle) {
result = Qnil;
state = 0;
if (r_proc) {
result = (*r_proc) (data2, ec->errinfo);
}
ec->errinfo = e_info;
}
}
}
EC_POP_TAG();
if (state)
EC_JUMP_TAG(ec, state);
return result;
va_list ap;
va_start(ap, data2);
return rb_vrescue2((VALUE (*)(VALUE))b_proc, data1, (VALUE (*)(VALUE, VALUE))r_proc, data2, ap);
va_end(ap);
}
/*! An equivalent of \c rescue clause.

2
version.h
View file

@ -1,6 +1,6 @@
#define RUBY_VERSION "2.6.7"
#define RUBY_RELEASE_DATE "2021-04-05"
#define RUBY_PATCHLEVEL 181
#define RUBY_PATCHLEVEL 182
#define RUBY_RELEASE_YEAR 2021
#define RUBY_RELEASE_MONTH 4