Fix the thread destructor trick for 5.13.1

[perl/modules/Lexical-Types.git] / Types.xs

diff --git a/Types.xs b/Types.xs
index 7f653838b11f09c6e98bbf204cef274ab464437a..a8fb284c35a89b6f8379f04553f51f7f676a54fa 100644 (file)
--- a/Types.xs
+++ b/Types.xs
@@ -39,12 +39,18 @@
 # define SvREFCNT_inc_simple_NN SvREFCNT_inc
 #endif
 
-#ifndef ENTER_with_name
-# define ENTER_with_name(N) ENTER
+#undef ENTERn
+#if defined(ENTER_with_name) && !LT_HAS_PERL(5, 11, 4)
+# define ENTERn(N) ENTER_with_name(N)
+#else
+# define ENTERn(N) ENTER
 #endif
 
-#ifndef LEAVE_with_name
-# define LEAVE_with_name(N) LEAVE
+#undef LEAVEn
+#if defined(LEAVE_with_name) && !LT_HAS_PERL(5, 11, 4)
+# define LEAVEn(N) LEAVE_with_name(N)
+#else
+# define LEAVEn(N) LEAVE
 #endif
 
 /* ... Thread safety and multiplicity ...................................... */
@@ -210,21 +216,12 @@ STATIC void lt_ptable_hints_clone(pTHX_ ptable_ent *ent, void *ud_) {
  ptable_hints_store(ud->tbl, ent->key, h2);
 }
 
-STATIC void lt_thread_cleanup(pTHX_ void *);
+#include "reap.h"
 
 STATIC void lt_thread_cleanup(pTHX_ void *ud) {
- int *level = ud;
+ dMY_CXT;
 
- if (*level) {
-  *level = 0;
-  LEAVE;
-  SAVEDESTRUCTOR_X(lt_thread_cleanup, level);
-  ENTER;
- } else {
-  dMY_CXT;
-  PerlMemShared_free(level);
-  ptable_hints_free(MY_CXT.tbl);
- }
+ ptable_hints_free(MY_CXT.tbl);
 }
 
 #endif /* LT_THREADSAFE */
@@ -350,10 +347,10 @@ typedef struct {
  SV *type_pkg;
  SV *type_meth;
 #endif /* !MULTIPLICITY */
- OP *(*pp_padsv)(pTHX);
+ OP *(*old_pp_padsv)(pTHX);
 } lt_op_info;
 
-STATIC void lt_map_store(pTHX_ const OP *o, SV *orig_pkg, SV *type_pkg, SV *type_meth, OP *(*pp_padsv)(pTHX)) {
+STATIC void lt_map_store(pTHX_ const OP *o, SV *orig_pkg, SV *type_pkg, SV *type_meth, OP *(*old_pp_padsv)(pTHX)) {
 #define lt_map_store(O, OP, TP, TM, PP) lt_map_store(aTHX_ (O), (OP), (TP), (TM), (PP))
  lt_op_info *oi;
 
@@ -406,7 +403,7 @@ STATIC void lt_map_store(pTHX_ const OP *o, SV *orig_pkg, SV *type_pkg, SV *type
  oi->type_meth = type_meth;
 #endif /* !MULTIPLICITY */
 
- oi->pp_padsv  = pp_padsv;
+ oi->old_pp_padsv = old_pp_padsv;
 
 #ifdef USE_ITHREADS
  MUTEX_UNLOCK(&lt_op_map_mutex);
@@ -509,7 +506,7 @@ STATIC OP *lt_pp_padsv(pTHX) {
    LEAVE;
   }
 
-  return CALL_FPTR(oi.pp_padsv)(aTHX);
+  return CALL_FPTR(oi.old_pp_padsv)(aTHX);
  }
 
  return CALL_FPTR(PL_ppaddr[OP_PADSV])(aTHX);
@@ -587,6 +584,8 @@ STATIC OP *lt_ck_padany(pTHX_ OP *o) {
    croak(__PACKAGE__ " mangler should return zero, one or two scalars, but got %d", items);
   if (items == 0) {
    SvREFCNT_dec(orig_pkg);
+   FREETMPS;
+   LEAVE;
    goto skip;
   } else {
    SV *rsv;
@@ -667,19 +666,21 @@ STATIC void lt_teardown(pTHX_ void *root) {
  lt_initialized = 0;
 }
 
-STATIC lt_setup(pTHX) {
+STATIC void lt_setup(pTHX) {
 #define lt_setup() lt_setup(aTHX)
  if (lt_initialized)
   return;
 
- MY_CXT_INIT;
+ {
+  MY_CXT_INIT;
 #if LT_THREADSAFE
- MY_CXT.tbl            = ptable_new();
- MY_CXT.owner          = aTHX;
+  MY_CXT.tbl            = ptable_new();
+  MY_CXT.owner          = aTHX;
 #endif
- MY_CXT.pp_padsv_saved = 0;
- MY_CXT.default_meth   = newSVpvn("TYPEDSCALAR", 11);
- SvREADONLY_on(MY_CXT.default_meth);
+  MY_CXT.pp_padsv_saved = 0;
+  MY_CXT.default_meth   = newSVpvn("TYPEDSCALAR", 11);
+  SvREADONLY_on(MY_CXT.default_meth);
+ }
 
  lt_old_ck_padany    = PL_check[OP_PADANY];
  PL_check[OP_PADANY] = MEMBER_TO_FPTR(lt_ck_padany);
@@ -703,8 +704,8 @@ MODULE = Lexical::Types      PACKAGE = Lexical::Types
 
 PROTOTYPES: ENABLE
 
-BOOT: 
-{                                    
+BOOT:
+{
  if (!lt_booted++) {
   HV *stash;
 
@@ -729,9 +730,8 @@ CLONE(...)
 PROTOTYPE: DISABLE
 PREINIT:
  ptable *t;
- int    *level;
  SV     *cloned_default_meth;
-CODE:
+PPCODE:
  {
   my_cxt_t ud;
   dMY_CXT;
@@ -747,13 +747,8 @@ CODE:
   MY_CXT.pp_padsv_saved = 0;
   MY_CXT.default_meth   = cloned_default_meth;
  }
- {
-  level = PerlMemShared_malloc(sizeof *level);
-  *level = 1;
-  LEAVE_with_name("sub");
-  SAVEDESTRUCTOR_X(lt_thread_cleanup, level);
-  ENTER_with_name("sub");
- }
+ reap(3, lt_thread_cleanup, NULL);
+ XSRETURN(0);
 
 #endif