Add a rough, incomplete version of perl5100delta

[p5sagit/p5-mst-13.2.git] / scope.h

diff --git a/scope.h b/scope.h
index cace246..42d1617 100644 (file)
--- a/scope.h
+++ b/scope.h
@@ -1,7 +1,7 @@
 /*    scope.h
  *
  *    Copyright (C) 1993, 1994, 1996, 1997, 1998, 1999,
- *    2000, 2001, 2002, 2004, 2005 by Larry Wall and others
+ *    2000, 2001, 2002, 2004, 2005, 2006, 2007 by Larry Wall and others
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -49,13 +49,18 @@
 #define SAVEt_BOOL             38
 #define SAVEt_SET_SVFLAGS      39
 #define SAVEt_SAVESWITCHSTACK  40
+#define SAVEt_COP_ARYBASE      41
+#define SAVEt_RE_STATE         42
+#define SAVEt_COMPILE_WARNINGS 43
+#define SAVEt_STACK_CXPOS      44
+#define SAVEt_PARSER           45
 
 #ifndef SCOPE_SAVES_SIGNAL_MASK
 #define SCOPE_SAVES_SIGNAL_MASK 0
 #endif
 
-#define SSCHECK(need) if (PL_savestack_ix + (need) > PL_savestack_max) savestack_grow()
-#define SSGROW(need) if (PL_savestack_ix + (need) > PL_savestack_max) savestack_grow_cnt(need)
+#define SSCHECK(need) if (PL_savestack_ix + (I32)(need) > PL_savestack_max) savestack_grow()
+#define SSGROW(need) if (PL_savestack_ix + (I32)(need) > PL_savestack_max) savestack_grow_cnt(need)
 #define SSPUSHINT(i) (PL_savestack[PL_savestack_ix++].any_i32 = (I32)(i))
 #define SSPUSHLONG(i) (PL_savestack[PL_savestack_ix++].any_long = (long)(i))
 #define SSPUSHBOOL(p) (PL_savestack[PL_savestack_ix++].any_bool = (p))
@@ -150,11 +155,17 @@ Closing bracket on a callback.  See C<ENTER> and L<perlcall>.
 
 #define SAVEHINTS() \
     STMT_START {                                       \
-       SSCHECK(3);                                     \
+       SSCHECK(4);                                     \
        if (PL_hints & HINT_LOCALIZE_HH) {              \
            SSPUSHPTR(GvHV(PL_hintgv));                 \
-           GvHV(PL_hintgv) = newHVhv(GvHV(PL_hintgv)); \
+           GvHV(PL_hintgv) = Perl_hv_copy_hints_hv(aTHX_ GvHV(PL_hintgv)); \
+       }                                               \
+       if (PL_compiling.cop_hints_hash) {              \
+           HINTS_REFCNT_LOCK;                          \
+           PL_compiling.cop_hints_hash->refcounted_he_refcnt++;        \
+           HINTS_REFCNT_UNLOCK;                        \
        }                                               \
+       SSPUSHPTR(PL_compiling.cop_hints_hash);         \
        SSPUSHINT(PL_hints);                            \
        SSPUSHINT(SAVEt_HINTS);                         \
     } STMT_END
@@ -176,16 +187,55 @@ Closing bracket on a callback.  See C<ENTER> and L<perlcall>.
        PL_curstackinfo->si_stack = (t);                \
     } STMT_END
 
+#define SAVECOPARYBASE(c) \
+    STMT_START {                                       \
+       SSCHECK(3);                                     \
+       SSPUSHINT(CopARYBASE_get(c));                   \
+       SSPUSHPTR(c);                                   \
+       SSPUSHINT(SAVEt_COP_ARYBASE);                   \
+    } STMT_END
+
+/* Need to do the cop warnings like this, rather than a "SAVEFREESHAREDPV",
+   because realloc() means that the value can actually change. Possibly
+   could have done savefreesharedpvREF, but this way actually seems cleaner,
+   as it simplifies the code that does the saves, and reduces the load on the
+   save stack.  */
+#define SAVECOMPILEWARNINGS() \
+    STMT_START {                                       \
+       SSCHECK(2);                                     \
+       SSPUSHPTR(PL_compiling.cop_warnings);           \
+       SSPUSHINT(SAVEt_COMPILE_WARNINGS);              \
+    } STMT_END
+
+#define SAVESTACK_CXPOS() \
+    STMT_START {                                  \
+        SSCHECK(3);                               \
+        SSPUSHINT(cxstack[cxstack_ix].blk_oldsp); \
+        SSPUSHINT(cxstack_ix);                    \
+        SSPUSHINT(SAVEt_STACK_CXPOS);             \
+    } STMT_END
+
+#define SAVEPARSER(p) \
+    STMT_START {                                  \
+        SSCHECK(2);                               \
+        SSPUSHPTR(p);                            \
+        SSPUSHINT(SAVEt_PARSER);                 \
+    } STMT_END
+
 #ifdef USE_ITHREADS
 #  define SAVECOPSTASH(c)      SAVEPPTR(CopSTASHPV(c))
 #  define SAVECOPSTASH_FREE(c) SAVESHAREDPV(CopSTASHPV(c))
 #  define SAVECOPFILE(c)       SAVEPPTR(CopFILE(c))
 #  define SAVECOPFILE_FREE(c)  SAVESHAREDPV(CopFILE(c))
+#  define SAVECOPLABEL(c)      SAVEPPTR(CopLABEL(c))
+#  define SAVECOPLABEL_FREE(c) SAVESHAREDPV(CopLABEL(c))
 #else
 #  define SAVECOPSTASH(c)      SAVESPTR(CopSTASH(c))
 #  define SAVECOPSTASH_FREE(c) SAVECOPSTASH(c) /* XXX not refcounted */
 #  define SAVECOPFILE(c)       SAVESPTR(CopFILEGV(c))
 #  define SAVECOPFILE_FREE(c)  SAVEGENERICSV(CopFILEGV(c))
+#  define SAVECOPLABEL(c)      SAVEPPTR(CopLABEL(c))
+#  define SAVECOPLABEL_FREE(c) SAVEPPTR(CopLABEL(c))
 #endif
 
 #define SAVECOPLINE(c)         SAVEI32(CopLINE(c))