MAXPATHLEN.

[perl5.git] / cv.h

diff --git a/cv.h b/cv.h
index 92dc11b..c7c7a73 100644 (file)
--- a/cv.h
+++ b/cv.h
@@ -1,18 +1,19 @@
-/* $RCSfile: cv.h,v $$Revision: 4.1 $$Date: 92/08/07 18:26:42 $
+/*    cv.h
  *
- *    Copyright (c) 1991, Larry Wall
+ *    Copyright (c) 1991-1997, Larry Wall
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
  *
- * $Log:        cv.h,v $
  */
 
+/* This structure much match the beginning of XPVFM */
+
 struct xpvcv {
     char *     xpv_pv;         /* pointer to malloced string */
     STRLEN     xpv_cur;        /* length of xp_pv as a C string */
     STRLEN     xpv_len;        /* allocated size */
-    STRLEN     xof_off;        /* ptr is incremented by offset */
+    IV         xof_off;        /* integer value */
     double     xnv_nv;         /* numeric value, if any */
     MAGIC*     xmg_magic;      /* magic for scalar array */
     HV*                xmg_stash;      /* class package */
@@ -20,21 +21,76 @@ struct xpvcv {
     HV *       xcv_stash;
     OP *       xcv_start;
     OP *       xcv_root;
-    I32              (*xcv_usersub)();
-    I32                xcv_userindex;
+    void      (*xcv_xsub) _((CV* _CPERLproto));
+    ANY                xcv_xsubany;
+    GV *       xcv_gv;
     GV *       xcv_filegv;
     long       xcv_depth;              /* >= 2 indicates recursive call */
     AV *       xcv_padlist;
-    bool       xcv_deleted;
+    CV *       xcv_outside;
+#ifdef USE_THREADS
+    perl_mutex *xcv_mutexp;
+    struct perl_thread *xcv_owner;     /* current owner thread */
+#endif /* USE_THREADS */
+    cv_flags_t xcv_flags;
 };
+
 #define Nullcv Null(CV*)
+
 #define CvSTASH(sv)    ((XPVCV*)SvANY(sv))->xcv_stash
 #define CvSTART(sv)    ((XPVCV*)SvANY(sv))->xcv_start
 #define CvROOT(sv)     ((XPVCV*)SvANY(sv))->xcv_root
-#define CvUSERSUB(sv)  ((XPVCV*)SvANY(sv))->xcv_usersub
-#define CvUSERINDEX(sv)        ((XPVCV*)SvANY(sv))->xcv_userindex
+#define CvXSUB(sv)     ((XPVCV*)SvANY(sv))->xcv_xsub
+#define CvXSUBANY(sv)  ((XPVCV*)SvANY(sv))->xcv_xsubany
+#define CvGV(sv)       ((XPVCV*)SvANY(sv))->xcv_gv
 #define CvFILEGV(sv)   ((XPVCV*)SvANY(sv))->xcv_filegv
 #define CvDEPTH(sv)    ((XPVCV*)SvANY(sv))->xcv_depth
 #define CvPADLIST(sv)  ((XPVCV*)SvANY(sv))->xcv_padlist
-#define CvDELETED(sv)  ((XPVCV*)SvANY(sv))->xcv_deleted
+#define CvOUTSIDE(sv)  ((XPVCV*)SvANY(sv))->xcv_outside
+#ifdef USE_THREADS
+#define CvMUTEXP(sv)   ((XPVCV*)SvANY(sv))->xcv_mutexp
+#define CvOWNER(sv)    ((XPVCV*)SvANY(sv))->xcv_owner
+#endif /* USE_THREADS */
+#define CvFLAGS(sv)    ((XPVCV*)SvANY(sv))->xcv_flags
+
+#define CVf_CLONE      0x0001  /* anon CV uses external lexicals */
+#define CVf_CLONED     0x0002  /* a clone of one of those */
+#define CVf_ANON       0x0004  /* CvGV() can't be trusted */
+#define CVf_OLDSTYLE   0x0008
+#define CVf_UNIQUE     0x0010  /* can't be cloned */
+#define CVf_NODEBUG    0x0020  /* no DB::sub indirection for this CV
+                                  (esp. useful for special XSUBs) */
+#define CVf_METHOD     0x0040  /* CV is explicitly marked as a method */
+#define CVf_LOCKED     0x0080  /* CV locks itself or first arg on entry */
+
+#define CvCLONE(cv)            (CvFLAGS(cv) & CVf_CLONE)
+#define CvCLONE_on(cv)         (CvFLAGS(cv) |= CVf_CLONE)
+#define CvCLONE_off(cv)                (CvFLAGS(cv) &= ~CVf_CLONE)
+
+#define CvCLONED(cv)           (CvFLAGS(cv) & CVf_CLONED)
+#define CvCLONED_on(cv)                (CvFLAGS(cv) |= CVf_CLONED)
+#define CvCLONED_off(cv)       (CvFLAGS(cv) &= ~CVf_CLONED)
+
+#define CvANON(cv)             (CvFLAGS(cv) & CVf_ANON)
+#define CvANON_on(cv)          (CvFLAGS(cv) |= CVf_ANON)
+#define CvANON_off(cv)         (CvFLAGS(cv) &= ~CVf_ANON)
+
+#define CvOLDSTYLE(cv)         (CvFLAGS(cv) & CVf_OLDSTYLE)
+#define CvOLDSTYLE_on(cv)      (CvFLAGS(cv) |= CVf_OLDSTYLE)
+#define CvOLDSTYLE_off(cv)     (CvFLAGS(cv) &= ~CVf_OLDSTYLE)
+
+#define CvUNIQUE(cv)           (CvFLAGS(cv) & CVf_UNIQUE)
+#define CvUNIQUE_on(cv)                (CvFLAGS(cv) |= CVf_UNIQUE)
+#define CvUNIQUE_off(cv)       (CvFLAGS(cv) &= ~CVf_UNIQUE)
+
+#define CvNODEBUG(cv)          (CvFLAGS(cv) & CVf_NODEBUG)
+#define CvNODEBUG_on(cv)       (CvFLAGS(cv) |= CVf_NODEBUG)
+#define CvNODEBUG_off(cv)      (CvFLAGS(cv) &= ~CVf_NODEBUG)
+
+#define CvMETHOD(cv)           (CvFLAGS(cv) & CVf_METHOD)
+#define CvMETHOD_on(cv)                (CvFLAGS(cv) |= CVf_METHOD)
+#define CvMETHOD_off(cv)       (CvFLAGS(cv) &= ~CVf_METHOD)
 
+#define CvLOCKED(cv)           (CvFLAGS(cv) & CVf_LOCKED)
+#define CvLOCKED_on(cv)                (CvFLAGS(cv) |= CVf_LOCKED)
+#define CvLOCKED_off(cv)       (CvFLAGS(cv) &= ~CVf_LOCKED)