X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/2d1f1fe5758d1f7ec388be4bc09f029dd0df5b7c..c04c2bf1bf7cf377ab523ecaa7b0bd9a8f93f0cd:/mg_vtable.h

diff --git a/mg_vtable.h b/mg_vtable.h
index 516d2c9..c71a988 100644
--- a/mg_vtable.h
+++ b/mg_vtable.h
@@ -6,75 +6,129 @@
  * Any changes made here will be lost!
  */
 
+/* These constants should be used in preference to raw characters
+ * when using magic. Note that some perl guts still assume
+ * certain character properties of these constants, namely that
+ * isUPPER() and toLOWER() may do useful mappings.
+ */
+
+#define PERL_MAGIC_sv             '\0' /* Special scalar variable */
+#define PERL_MAGIC_arylen         '#' /* Array length ($#ary) */
+#define PERL_MAGIC_rhash          '%' /* Extra data for restricted hashes */
+#define PERL_MAGIC_debugvar       '*' /* $DB::single, signal, trace vars */
+#define PERL_MAGIC_pos            '.' /* pos() lvalue */
+#define PERL_MAGIC_symtab         ':' /* Extra data for symbol tables */
+#define PERL_MAGIC_backref        '<' /* For weak ref data */
+#define PERL_MAGIC_arylen_p       '@' /* To move arylen out of XPVAV */
+#define PERL_MAGIC_bm             'B' /* Boyer-Moore (fast string search) */
+#define PERL_MAGIC_overload_table 'c' /* Holds overload table (AMT) on stash */
+#define PERL_MAGIC_regdata        'D' /* Regex match position data
+                                         (@+ and @- vars) */
+#define PERL_MAGIC_regdatum       'd' /* Regex match position data element */
+#define PERL_MAGIC_env            'E' /* %ENV hash */
+#define PERL_MAGIC_envelem        'e' /* %ENV hash element */
+#define PERL_MAGIC_fm             'f' /* Formline ('compiled' format) */
+#define PERL_MAGIC_regex_global   'g' /* m//g target */
+#define PERL_MAGIC_hints          'H' /* %^H hash */
+#define PERL_MAGIC_hintselem      'h' /* %^H hash element */
+#define PERL_MAGIC_isa            'I' /* @ISA array */
+#define PERL_MAGIC_isaelem        'i' /* @ISA array element */
+#define PERL_MAGIC_nkeys          'k' /* scalar(keys()) lvalue */
+#define PERL_MAGIC_dbfile         'L' /* Debugger %_<filename */
+#define PERL_MAGIC_dbline         'l' /* Debugger %_<filename element */
+#define PERL_MAGIC_shared         'N' /* Shared between threads */
+#define PERL_MAGIC_shared_scalar  'n' /* Shared between threads */
+#define PERL_MAGIC_collxfrm       'o' /* Locale transformation */
+#define PERL_MAGIC_tied           'P' /* Tied array or hash */
+#define PERL_MAGIC_tiedelem       'p' /* Tied array or hash element */
+#define PERL_MAGIC_tiedscalar     'q' /* Tied scalar or handle */
+#define PERL_MAGIC_qr             'r' /* Precompiled qr// regex */
+#define PERL_MAGIC_sig            'S' /* %SIG hash */
+#define PERL_MAGIC_sigelem        's' /* %SIG hash element */
+#define PERL_MAGIC_taint          't' /* Taintedness */
+#define PERL_MAGIC_uvar           'U' /* Available for use by extensions */
+#define PERL_MAGIC_uvar_elem      'u' /* Reserved for use by extensions */
+#define PERL_MAGIC_vstring        'V' /* SV was vstring literal */
+#define PERL_MAGIC_vec            'v' /* vec() lvalue */
+#define PERL_MAGIC_utf8           'w' /* Cached UTF-8 information */
+#define PERL_MAGIC_substr         'x' /* substr() lvalue */
+#define PERL_MAGIC_defelem        'y' /* Shadow "foreach" iterator variable /
+                                         smart parameter vivification */
+#define PERL_MAGIC_lvref          '\\' /* Lvalue reference constructor */
+#define PERL_MAGIC_checkcall      ']' /* Inlining/mutation of call to this CV */
+#define PERL_MAGIC_ext            '~' /* Available for use by extensions */
+
 enum {		/* pass one of these to get_vtbl */
-    want_vtbl_sv,
+    want_vtbl_arylen,
+    want_vtbl_arylen_p,
+    want_vtbl_backref,
+    want_vtbl_checkcall,
+    want_vtbl_collxfrm,
+    want_vtbl_dbline,
+    want_vtbl_debugvar,
+    want_vtbl_defelem,
     want_vtbl_env,
     want_vtbl_envelem,
-    want_vtbl_sigelem,
-    want_vtbl_pack,
-    want_vtbl_packelem,
-    want_vtbl_dbline,
+    want_vtbl_hints,
+    want_vtbl_hintselem,
     want_vtbl_isa,
     want_vtbl_isaelem,
-    want_vtbl_arylen,
-    want_vtbl_arylen_p,
+    want_vtbl_lvref,
     want_vtbl_mglob,
     want_vtbl_nkeys,
-    want_vtbl_taint,
-    want_vtbl_substr,
-    want_vtbl_vec,
+    want_vtbl_ovrld,
+    want_vtbl_pack,
+    want_vtbl_packelem,
     want_vtbl_pos,
-    want_vtbl_uvar,
-    want_vtbl_defelem,
-    want_vtbl_regexp,
     want_vtbl_regdata,
     want_vtbl_regdatum,
-    want_vtbl_amagic,
-    want_vtbl_amagicelem,
-    want_vtbl_backref,
-    want_vtbl_ovrld,
+    want_vtbl_regexp,
+    want_vtbl_sigelem,
+    want_vtbl_substr,
+    want_vtbl_sv,
+    want_vtbl_taint,
     want_vtbl_utf8,
-    want_vtbl_collxfrm,
-    want_vtbl_hintselem,
-    want_vtbl_hints,
+    want_vtbl_uvar,
+    want_vtbl_vec,
     magic_vtable_max
 };
 
 #ifdef DOINIT
-EXTCONST char *PL_magic_vtable_names[magic_vtable_max] = {
-    "sv",
+EXTCONST char * const PL_magic_vtable_names[magic_vtable_max] = {
+    "arylen",
+    "arylen_p",
+    "backref",
+    "checkcall",
+    "collxfrm",
+    "dbline",
+    "debugvar",
+    "defelem",
     "env",
     "envelem",
-    "sigelem",
-    "pack",
-    "packelem",
-    "dbline",
+    "hints",
+    "hintselem",
     "isa",
     "isaelem",
-    "arylen",
-    "arylen_p",
+    "lvref",
     "mglob",
     "nkeys",
-    "taint",
-    "substr",
-    "vec",
+    "ovrld",
+    "pack",
+    "packelem",
     "pos",
-    "uvar",
-    "defelem",
-    "regexp",
     "regdata",
     "regdatum",
-    "amagic",
-    "amagicelem",
-    "backref",
-    "ovrld",
+    "regexp",
+    "sigelem",
+    "substr",
+    "sv",
+    "taint",
     "utf8",
-    "collxfrm",
-    "hintselem",
-    "hints"
+    "uvar",
+    "vec"
 };
 #else
-EXTCONST char *PL_magic_vtable_names[magic_vtable_max];
+EXTCONST char * const PL_magic_vtable_names[magic_vtable_max];
 #endif
 
 /* These all need to be 0, not NULL, as NULL can be (void*)0, which is a
@@ -96,44 +150,45 @@ EXTCONST char *PL_magic_vtable_names[magic_vtable_max];
 
 #ifdef DOINIT
 EXT_MGVTBL PL_magic_vtables[magic_vtable_max] = {
-  { Perl_magic_get, Perl_magic_set, Perl_magic_len, 0, 0, 0, 0, 0 },
-  { 0, Perl_magic_set_all_env, 0, Perl_magic_clear_all_env, 0, 0, 0, 0 },
-  { 0, Perl_magic_setenv, 0, Perl_magic_clearenv, 0, 0, 0, 0 },
-#ifndef PERL_MICRO
-  { Perl_magic_getsig, Perl_magic_setsig, 0, Perl_magic_clearsig, 0, 0, 0, 0 },
+  { (int (*)(pTHX_ SV *, MAGIC *))Perl_magic_getarylen, Perl_magic_setarylen, 0, 0, 0, 0, 0, 0 },
+  { 0, 0, 0, Perl_magic_cleararylen_p, Perl_magic_freearylen_p, 0, 0, 0 },
+  { 0, 0, 0, 0, Perl_magic_killbackrefs, 0, 0, 0 },
+  { 0, 0, 0, 0, 0, Perl_magic_copycallchecker, 0, 0 },
+#ifdef USE_LOCALE_COLLATE
+  { 0, Perl_magic_setcollxfrm, 0, 0, 0, 0, 0, 0 },
 #else
   { 0, 0, 0, 0, 0, 0, 0, 0 },
 #endif
-  { 0, 0, Perl_magic_sizepack, Perl_magic_wipepack, 0, 0, 0, 0 },
-  { Perl_magic_getpack, Perl_magic_setpack, 0, Perl_magic_clearpack, 0, 0, 0, 0 },
   { 0, Perl_magic_setdbline, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_getdebugvar, Perl_magic_setdebugvar, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_getdefelem, Perl_magic_setdefelem, 0, 0, 0, 0, 0, 0 },
+  { 0, Perl_magic_set_all_env, 0, Perl_magic_clear_all_env, 0, 0, 0, 0 },
+  { 0, Perl_magic_setenv, 0, Perl_magic_clearenv, 0, 0, 0, 0 },
+  { 0, 0, 0, Perl_magic_clearhints, 0, 0, 0, 0 },
+  { 0, Perl_magic_sethint, 0, Perl_magic_clearhint, 0, 0, 0, 0 },
   { 0, Perl_magic_setisa, 0, Perl_magic_clearisa, 0, 0, 0, 0 },
   { 0, Perl_magic_setisa, 0, 0, 0, 0, 0, 0 },
-  { (int (*)(pTHX_ SV *, MAGIC *))Perl_magic_getarylen, Perl_magic_setarylen, 0, 0, 0, 0, 0, 0 },
-  { 0, 0, 0, 0, Perl_magic_freearylen_p, 0, 0, 0 },
+  { 0, Perl_magic_setlvref, 0, 0, 0, 0, 0, 0 },
   { 0, Perl_magic_setmglob, 0, 0, 0, 0, 0, 0 },
   { Perl_magic_getnkeys, Perl_magic_setnkeys, 0, 0, 0, 0, 0, 0 },
-  { Perl_magic_gettaint, Perl_magic_settaint, 0, 0, 0, 0, 0, 0 },
-  { Perl_magic_getsubstr, Perl_magic_setsubstr, 0, 0, 0, 0, 0, 0 },
-  { Perl_magic_getvec, Perl_magic_setvec, 0, 0, 0, 0, 0, 0 },
+  { 0, 0, 0, 0, Perl_magic_freeovrld, 0, 0, 0 },
+  { 0, 0, Perl_magic_sizepack, Perl_magic_wipepack, 0, 0, 0, 0 },
+  { Perl_magic_getpack, Perl_magic_setpack, 0, Perl_magic_clearpack, 0, 0, 0, 0 },
   { Perl_magic_getpos, Perl_magic_setpos, 0, 0, 0, 0, 0, 0 },
-  { Perl_magic_getuvar, Perl_magic_setuvar, 0, 0, 0, 0, 0, 0 },
-  { Perl_magic_getdefelem, Perl_magic_setdefelem, 0, 0, 0, 0, 0, 0 },
-  { 0, Perl_magic_setregexp, 0, 0, 0, 0, 0, 0 },
   { 0, 0, Perl_magic_regdata_cnt, 0, 0, 0, 0, 0 },
   { Perl_magic_regdatum_get, Perl_magic_regdatum_set, 0, 0, 0, 0, 0, 0 },
-  { 0, Perl_magic_setamagic, 0, 0, Perl_magic_setamagic, 0, 0, 0 },
-  { 0, Perl_magic_setamagic, 0, 0, Perl_magic_setamagic, 0, 0, 0 },
-  { 0, 0, 0, 0, Perl_magic_killbackrefs, 0, 0, 0 },
-  { 0, 0, 0, 0, Perl_magic_freeovrld, 0, 0, 0 },
-  { 0, Perl_magic_setutf8, 0, 0, 0, 0, 0, 0 },
-#ifdef USE_LOCALE_COLLATE
-  { 0, Perl_magic_setcollxfrm, 0, 0, 0, 0, 0, 0 },
+  { 0, Perl_magic_setregexp, 0, 0, 0, 0, 0, 0 },
+#ifndef PERL_MICRO
+  { Perl_magic_getsig, Perl_magic_setsig, 0, Perl_magic_clearsig, 0, 0, 0, 0 },
 #else
   { 0, 0, 0, 0, 0, 0, 0, 0 },
 #endif
-  { 0, Perl_magic_sethint, 0, Perl_magic_clearhint, 0, 0, 0, 0 },
-  { 0, 0, 0, Perl_magic_clearhints, 0, 0, 0, 0 }
+  { Perl_magic_getsubstr, Perl_magic_setsubstr, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_get, Perl_magic_set, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_gettaint, Perl_magic_settaint, 0, 0, 0, 0, 0, 0 },
+  { 0, Perl_magic_setutf8, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_getuvar, Perl_magic_setuvar, 0, 0, 0, 0, 0, 0 },
+  { Perl_magic_getvec, Perl_magic_setvec, 0, 0, 0, 0, 0, 0 }
 };
 #else
 EXT_MGVTBL PL_magic_vtables[magic_vtable_max];
@@ -142,14 +197,14 @@ EXT_MGVTBL PL_magic_vtables[magic_vtable_max];
 #define want_vtbl_bm want_vtbl_regexp
 #define want_vtbl_fm want_vtbl_regexp
 
-#define PL_vtbl_amagic PL_magic_vtables[want_vtbl_amagic]
-#define PL_vtbl_amagicelem PL_magic_vtables[want_vtbl_amagicelem]
 #define PL_vtbl_arylen PL_magic_vtables[want_vtbl_arylen]
 #define PL_vtbl_arylen_p PL_magic_vtables[want_vtbl_arylen_p]
 #define PL_vtbl_backref PL_magic_vtables[want_vtbl_backref]
 #define PL_vtbl_bm PL_magic_vtables[want_vtbl_bm]
+#define PL_vtbl_checkcall PL_magic_vtables[want_vtbl_checkcall]
 #define PL_vtbl_collxfrm PL_magic_vtables[want_vtbl_collxfrm]
 #define PL_vtbl_dbline PL_magic_vtables[want_vtbl_dbline]
+#define PL_vtbl_debugvar PL_magic_vtables[want_vtbl_debugvar]
 #define PL_vtbl_defelem PL_magic_vtables[want_vtbl_defelem]
 #define PL_vtbl_env PL_magic_vtables[want_vtbl_env]
 #define PL_vtbl_envelem PL_magic_vtables[want_vtbl_envelem]
@@ -158,6 +213,7 @@ EXT_MGVTBL PL_magic_vtables[magic_vtable_max];
 #define PL_vtbl_hintselem PL_magic_vtables[want_vtbl_hintselem]
 #define PL_vtbl_isa PL_magic_vtables[want_vtbl_isa]
 #define PL_vtbl_isaelem PL_magic_vtables[want_vtbl_isaelem]
+#define PL_vtbl_lvref PL_magic_vtables[want_vtbl_lvref]
 #define PL_vtbl_mglob PL_magic_vtables[want_vtbl_mglob]
 #define PL_vtbl_nkeys PL_magic_vtables[want_vtbl_nkeys]
 #define PL_vtbl_ovrld PL_magic_vtables[want_vtbl_ovrld]