AIX patch (including Configure support for {sched,pthread}_yield,

[perl5.git] / cv.h

diff --git a/cv.h b/cv.h
index 9d9c05f..0eeedfd 100644 (file)
--- a/cv.h
+++ b/cv.h
@@ -1,12 +1,14 @@
 /*    cv.h
  *
- *    Copyright (c) 1991-1994, 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.
  *
  */
 
+/* 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 */
@@ -25,9 +27,16 @@ struct xpvcv {
     GV *       xcv_filegv;
     long       xcv_depth;              /* >= 2 indicates recursive call */
     AV *       xcv_padlist;
-    bool       xcv_oldstyle;
+    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
@@ -37,5 +46,51 @@ struct xpvcv {
 #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 CvOLDSTYLE(sv) ((XPVCV*)SvANY(sv))->xcv_oldstyle
+#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)