[perl5.git] / feature.h

/* -*- buffer-read-only: t -*-
   !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!!
   This file is built by regen/feature.pl.
   Any changes made here will be lost!
 */


#ifndef PERL_FEATURE_H_
#define PERL_FEATURE_H_

#if defined(PERL_CORE) || defined (PERL_EXT)

#define HINT_FEATURE_SHIFT	26

#define FEATURE_BAREWORD_FILEHANDLES_BIT 0x0001
#define FEATURE_BITWISE_BIT              0x0002
#define FEATURE___SUB___BIT              0x0004
#define FEATURE_MYREF_BIT                0x0008
#define FEATURE_EVALBYTES_BIT            0x0010
#define FEATURE_FC_BIT                   0x0020
#define FEATURE_INDIRECT_BIT             0x0040
#define FEATURE_ISA_BIT                  0x0080
#define FEATURE_MULTIDIMENSIONAL_BIT     0x0100
#define FEATURE_POSTDEREF_QQ_BIT         0x0200
#define FEATURE_REFALIASING_BIT          0x0400
#define FEATURE_SAY_BIT                  0x0800
#define FEATURE_SIGNATURES_BIT           0x1000
#define FEATURE_STATE_BIT                0x2000
#define FEATURE_SWITCH_BIT               0x4000
#define FEATURE_TRY_BIT                  0x8000
#define FEATURE_UNIEVAL_BIT              0x10000
#define FEATURE_UNICODE_BIT              0x20000

#define FEATURE_BUNDLE_DEFAULT	0
#define FEATURE_BUNDLE_510	1
#define FEATURE_BUNDLE_511	2
#define FEATURE_BUNDLE_515	3
#define FEATURE_BUNDLE_523	4
#define FEATURE_BUNDLE_527	5
#define FEATURE_BUNDLE_CUSTOM	(HINT_FEATURE_MASK >> HINT_FEATURE_SHIFT)

#define CURRENT_HINTS \
    (PL_curcop == &PL_compiling ? PL_hints : PL_curcop->cop_hints)
#define CURRENT_FEATURE_BUNDLE \
    ((CURRENT_HINTS & HINT_FEATURE_MASK) >> HINT_FEATURE_SHIFT)

#define FEATURE_IS_ENABLED_MASK(mask)                   \
  ((CURRENT_HINTS & HINT_LOCALIZE_HH)                \
    ? (PL_curcop->cop_features & (mask)) : FALSE)

/* The longest string we pass in.  */
#define MAX_FEATURE_LEN (sizeof("bareword_filehandles")-1)

#define FEATURE_FC_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_FC_BIT)) \
    )

#define FEATURE_ISA_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_ISA_BIT) \
    )

#define FEATURE_SAY_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_SAY_BIT)) \
    )

#define FEATURE_TRY_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_TRY_BIT) \
    )

#define FEATURE_STATE_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_STATE_BIT)) \
    )

#define FEATURE_SWITCH_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_SWITCH_BIT)) \
    )

#define FEATURE_BITWISE_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_527 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_BITWISE_BIT)) \
    )

#define FEATURE_INDIRECT_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_INDIRECT_BIT)) \
    )

#define FEATURE_EVALBYTES_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_EVALBYTES_BIT)) \
    )

#define FEATURE_SIGNATURES_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_SIGNATURES_BIT) \
    )

#define FEATURE___SUB___IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE___SUB___BIT)) \
    )

#define FEATURE_REFALIASING_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_REFALIASING_BIT) \
    )

#define FEATURE_POSTDEREF_QQ_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_523 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_POSTDEREF_QQ_BIT)) \
    )

#define FEATURE_UNIEVAL_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_UNIEVAL_BIT)) \
    )

#define FEATURE_MYREF_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_MYREF_BIT) \
    )

#define FEATURE_UNICODE_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_511 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_UNICODE_BIT)) \
    )

#define FEATURE_MULTIDIMENSIONAL_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_MULTIDIMENSIONAL_BIT)) \
    )

#define FEATURE_BAREWORD_FILEHANDLES_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_BAREWORD_FILEHANDLES_BIT)) \
    )


#define SAVEFEATUREBITS() SAVEI32(PL_compiling.cop_features)

#define CLEARFEATUREBITS() (PL_compiling.cop_features = 0)

#define STOREFEATUREBITSHH(hh) \
  (hv_stores((hh), "feature/bits", newSVuv(PL_compiling.cop_features)))

#define FETCHFEATUREBITSHH(hh)                              \
  STMT_START {                                              \
      SV **fbsv = hv_fetchs((hh), "feature/bits", FALSE);   \
      PL_compiling.cop_features = fbsv ? SvUV(*fbsv) : 0;   \
  } STMT_END

#endif /* PERL_CORE or PERL_EXT */

#ifdef PERL_IN_OP_C
PERL_STATIC_INLINE void
S_enable_feature_bundle(pTHX_ SV *ver)
{
    SV *comp_ver = sv_newmortal();
    PL_hints = (PL_hints &~ HINT_FEATURE_MASK)
	     | (
		  (sv_setnv(comp_ver, 5.027),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_527 :
		  (sv_setnv(comp_ver, 5.023),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_523 :
		  (sv_setnv(comp_ver, 5.015),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_515 :
		  (sv_setnv(comp_ver, 5.011),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_511 :
		  (sv_setnv(comp_ver, 5.009005),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_510 :
			  FEATURE_BUNDLE_DEFAULT
	       ) << HINT_FEATURE_SHIFT;
    /* special case */
    assert(PL_curcop == &PL_compiling);
    if (FEATURE_UNICODE_IS_ENABLED) PL_hints |=  HINT_UNI_8_BIT;
    else			    PL_hints &= ~HINT_UNI_8_BIT;
}
#endif /* PERL_IN_OP_C */

#ifdef PERL_IN_MG_C

#define magic_sethint_feature(keysv, keypv, keylen, valsv, valbool) \
    S_magic_sethint_feature(aTHX_ (keysv), (keypv), (keylen), (valsv), (valbool))
PERL_STATIC_INLINE void
S_magic_sethint_feature(pTHX_ SV *keysv, const char *keypv, STRLEN keylen,
                        SV *valsv, bool valbool) {
    if (keysv)
      keypv = SvPV_const(keysv, keylen);

    if (memBEGINs(keypv, keylen, "feature_")) {
        const char *subf = keypv + (sizeof("feature_")-1);
        U32 mask = 0;
        switch (*subf) {
        case '_':
            if (keylen == sizeof("feature___SUB__")-1
                 && memcmp(subf+1, "_SUB__", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE___SUB___BIT;
                break;
            }
            return;

        case 'b':
            if (keylen == sizeof("feature_bareword_filehandles")-1
                 && memcmp(subf+1, "areword_filehandles", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_BAREWORD_FILEHANDLES_BIT;
                break;
            }
            else if (keylen == sizeof("feature_bitwise")-1
                 && memcmp(subf+1, "itwise", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_BITWISE_BIT;
                break;
            }
            return;

        case 'e':
            if (keylen == sizeof("feature_evalbytes")-1
                 && memcmp(subf+1, "valbytes", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_EVALBYTES_BIT;
                break;
            }
            return;

        case 'f':
            if (keylen == sizeof("feature_fc")-1
                 && memcmp(subf+1, "c", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_FC_BIT;
                break;
            }
            return;

        case 'i':
            if (keylen == sizeof("feature_indirect")-1
                 && memcmp(subf+1, "ndirect", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_INDIRECT_BIT;
                break;
            }
            else if (keylen == sizeof("feature_isa")-1
                 && memcmp(subf+1, "sa", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_ISA_BIT;
                break;
            }
            return;

        case 'm':
            if (keylen == sizeof("feature_multidimensional")-1
                 && memcmp(subf+1, "ultidimensional", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_MULTIDIMENSIONAL_BIT;
                break;
            }
            else if (keylen == sizeof("feature_myref")-1
                 && memcmp(subf+1, "yref", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_MYREF_BIT;
                break;
            }
            return;

        case 'p':
            if (keylen == sizeof("feature_postderef_qq")-1
                 && memcmp(subf+1, "ostderef_qq", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_POSTDEREF_QQ_BIT;
                break;
            }
            return;

        case 'r':
            if (keylen == sizeof("feature_refaliasing")-1
                 && memcmp(subf+1, "efaliasing", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_REFALIASING_BIT;
                break;
            }
            return;

        case 's':
            if (keylen == sizeof("feature_say")-1
                 && memcmp(subf+1, "ay", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_SAY_BIT;
                break;
            }
            else if (keylen == sizeof("feature_signatures")-1
                 && memcmp(subf+1, "ignatures", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_SIGNATURES_BIT;
                break;
            }
            else if (keylen == sizeof("feature_state")-1
                 && memcmp(subf+1, "tate", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_STATE_BIT;
                break;
            }
            else if (keylen == sizeof("feature_switch")-1
                 && memcmp(subf+1, "witch", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_SWITCH_BIT;
                break;
            }
            return;

        case 't':
            if (keylen == sizeof("feature_try")-1
                 && memcmp(subf+1, "ry", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_TRY_BIT;
                break;
            }
            return;

        case 'u':
            if (keylen == sizeof("feature_unicode")-1
                 && memcmp(subf+1, "nicode", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_UNICODE_BIT;
                break;
            }
            else if (keylen == sizeof("feature_unieval")-1
                 && memcmp(subf+1, "nieval", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_UNIEVAL_BIT;
                break;
            }
            return;

        default:
            return;
        }
        if (valsv ? SvTRUE(valsv) : valbool)
            PL_compiling.cop_features |= mask;
        else
            PL_compiling.cop_features &= ~mask;
    }
}
#endif /* PERL_IN_MG_C */

#endif /* PERL_FEATURE_H_ */

/* ex: set ro: */
Commit	Line	Data
f2c01b15 FC	1	/* -- buffer-read-only: t --
	2	!!!!!!! DO NOT EDIT THIS FILE !!!!!!!
	3	This file is built by regen/feature.pl.
	4	Any changes made here will be lost!
	5	*/
	6
	7
3dd7db29 JK	8	#ifndef PERL_FEATURE_H_
	9	#define PERL_FEATURE_H_
	10
f2c01b15 FC	11	#if defined(PERL_CORE) \|\| defined (PERL_EXT)
	12
	13	#define HINT_FEATURE_SHIFT 26
	14
0f2beabb TC	15	#define FEATURE_BAREWORD_FILEHANDLES_BIT 0x0001
	16	#define FEATURE_BITWISE_BIT 0x0002
	17	#define FEATURE___SUB___BIT 0x0004
	18	#define FEATURE_MYREF_BIT 0x0008
	19	#define FEATURE_EVALBYTES_BIT 0x0010
	20	#define FEATURE_FC_BIT 0x0020
	21	#define FEATURE_INDIRECT_BIT 0x0040
	22	#define FEATURE_ISA_BIT 0x0080
	23	#define FEATURE_MULTIDIMENSIONAL_BIT 0x0100
	24	#define FEATURE_POSTDEREF_QQ_BIT 0x0200
	25	#define FEATURE_REFALIASING_BIT 0x0400
	26	#define FEATURE_SAY_BIT 0x0800
	27	#define FEATURE_SIGNATURES_BIT 0x1000
	28	#define FEATURE_STATE_BIT 0x2000
	29	#define FEATURE_SWITCH_BIT 0x4000
a1325b90 PE	30	#define FEATURE_TRY_BIT 0x8000
	31	#define FEATURE_UNIEVAL_BIT 0x10000
	32	#define FEATURE_UNICODE_BIT 0x20000
9f601cf3	33
f2c01b15 FC	34	#define FEATURE_BUNDLE_DEFAULT 0
	35	#define FEATURE_BUNDLE_510 1
	36	#define FEATURE_BUNDLE_511 2
	37	#define FEATURE_BUNDLE_515 3
2ad792cd	38	#define FEATURE_BUNDLE_523 4
401d2aaa	39	#define FEATURE_BUNDLE_527 5
2b9e0ab7	40	#define FEATURE_BUNDLE_CUSTOM (HINT_FEATURE_MASK >> HINT_FEATURE_SHIFT)
f2c01b15	41
d1fd0100 FC	42	#define CURRENT_HINTS \
d1fd0100 FC	43	(PL_curcop == &PL_compiling ? PL_hints : PL_curcop->cop_hints)
035b6821 FC	44	#define CURRENT_FEATURE_BUNDLE \
035b6821 FC	45	((CURRENT_HINTS & HINT_FEATURE_MASK) >> HINT_FEATURE_SHIFT)
d1fd0100	46
9f601cf3 TC	47	#define FEATURE_IS_ENABLED_MASK(mask) \
	48	((CURRENT_HINTS & HINT_LOCALIZE_HH) \
	49	? (PL_curcop->cop_features & (mask)) : FALSE)
	50
7d058bc9	51	/* The longest string we pass in. */
0f2beabb	52	#define MAX_FEATURE_LEN (sizeof("bareword_filehandles")-1)
7d058bc9	53
2a4315f8 BF	54	#define FEATURE_FC_IS_ENABLED \
2a4315f8 BF	55	( \
2ad792cd	56	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
401d2aaa	57	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
2a4315f8	58	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	59	FEATURE_IS_ENABLED_MASK(FEATURE_FC_BIT)) \
2a4315f8 BF	60	)
2a4315f8 BF	61
813e85a0 PE	62	#define FEATURE_ISA_IS_ENABLED \
	63	( \
	64	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	65	FEATURE_IS_ENABLED_MASK(FEATURE_ISA_BIT) \
	66	)
	67
03222170 FC	68	#define FEATURE_SAY_IS_ENABLED \
	69	( \
	70	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
401d2aaa	71	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	72	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	73	FEATURE_IS_ENABLED_MASK(FEATURE_SAY_BIT)) \
03222170 FC	74	)
03222170 FC	75
a1325b90 PE	76	#define FEATURE_TRY_IS_ENABLED \
	77	( \
	78	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	79	FEATURE_IS_ENABLED_MASK(FEATURE_TRY_BIT) \
	80	)
	81
03222170 FC	82	#define FEATURE_STATE_IS_ENABLED \
	83	( \
	84	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
401d2aaa	85	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	86	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	87	FEATURE_IS_ENABLED_MASK(FEATURE_STATE_BIT)) \
03222170 FC	88	)
	89
	90	#define FEATURE_SWITCH_IS_ENABLED \
	91	( \
	92	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
401d2aaa	93	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	94	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	95	FEATURE_IS_ENABLED_MASK(FEATURE_SWITCH_BIT)) \
03222170 FC	96	)
03222170 FC	97
cec892e7 FC	98	#define FEATURE_BITWISE_IS_ENABLED \
cec892e7 FC	99	( \
401d2aaa FC	100	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_527 \
401d2aaa FC	101	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	102	FEATURE_IS_ENABLED_MASK(FEATURE_BITWISE_BIT)) \
cec892e7 FC	103	)
cec892e7 FC	104
0b657b19 DIM	105	#define FEATURE_INDIRECT_IS_ENABLED \
	106	( \
	107	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
	108	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	109	FEATURE_IS_ENABLED_MASK(FEATURE_INDIRECT_BIT)) \
	110	)
	111
03222170 FC	112	#define FEATURE_EVALBYTES_IS_ENABLED \
03222170 FC	113	( \
2ad792cd	114	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
401d2aaa	115	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	116	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	117	FEATURE_IS_ENABLED_MASK(FEATURE_EVALBYTES_BIT)) \
03222170 FC	118	)
03222170 FC	119
30d9c59b Z	120	#define FEATURE_SIGNATURES_IS_ENABLED \
	121	( \
	122	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	123	FEATURE_IS_ENABLED_MASK(FEATURE_SIGNATURES_BIT) \
30d9c59b Z	124	)
30d9c59b Z	125
03222170 FC	126	#define FEATURE___SUB___IS_ENABLED \
03222170 FC	127	( \
2ad792cd	128	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
401d2aaa	129	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	130	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	131	FEATURE_IS_ENABLED_MASK(FEATURE___SUB___BIT)) \
03222170 FC	132	)
03222170 FC	133
baabe3fb	134	#define FEATURE_REFALIASING_IS_ENABLED \
7b1dc818 FC	135	( \
7b1dc818 FC	136	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	137	FEATURE_IS_ENABLED_MASK(FEATURE_REFALIASING_BIT) \
7b1dc818 FC	138	)
7b1dc818 FC	139
158becca FC	140	#define FEATURE_POSTDEREF_QQ_IS_ENABLED \
158becca FC	141	( \
401d2aaa FC	142	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_523 && \
401d2aaa FC	143	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
2ad792cd	144	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	145	FEATURE_IS_ENABLED_MASK(FEATURE_POSTDEREF_QQ_BIT)) \
158becca FC	146	)
158becca FC	147
03222170 FC	148	#define FEATURE_UNIEVAL_IS_ENABLED \
03222170 FC	149	( \
2ad792cd	150	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
401d2aaa	151	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	152	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	153	FEATURE_IS_ENABLED_MASK(FEATURE_UNIEVAL_BIT)) \
03222170 FC	154	)
03222170 FC	155
82d83da3 FC	156	#define FEATURE_MYREF_IS_ENABLED \
	157	( \
	158	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	159	FEATURE_IS_ENABLED_MASK(FEATURE_MYREF_BIT) \
82d83da3 FC	160	)
82d83da3 FC	161
03222170 FC	162	#define FEATURE_UNICODE_IS_ENABLED \
	163	( \
	164	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_511 && \
401d2aaa	165	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
03222170	166	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
9f601cf3	167	FEATURE_IS_ENABLED_MASK(FEATURE_UNICODE_BIT)) \
03222170 FC	168	)
03222170 FC	169
1ad5a39c TC	170	#define FEATURE_MULTIDIMENSIONAL_IS_ENABLED \
	171	( \
	172	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
	173	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	174	FEATURE_IS_ENABLED_MASK(FEATURE_MULTIDIMENSIONAL_BIT)) \
	175	)
	176
0f2beabb TC	177	#define FEATURE_BAREWORD_FILEHANDLES_IS_ENABLED \
	178	( \
	179	CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527 \
	180	\|\| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	181	FEATURE_IS_ENABLED_MASK(FEATURE_BAREWORD_FILEHANDLES_BIT)) \
	182	)
	183
03222170	184
9f601cf3 TC	185	#define SAVEFEATUREBITS() SAVEI32(PL_compiling.cop_features)
	186
	187	#define CLEARFEATUREBITS() (PL_compiling.cop_features = 0)
	188
	189	#define STOREFEATUREBITSHH(hh) \
	190	(hv_stores((hh), "feature/bits", newSVuv(PL_compiling.cop_features)))
	191
	192	#define FETCHFEATUREBITSHH(hh) \
	193	STMT_START { \
	194	SV **fbsv = hv_fetchs((hh), "feature/bits", FALSE); \
	195	PL_compiling.cop_features = fbsv ? SvUV(*fbsv) : 0; \
	196	} STMT_END
	197
f2c01b15 FC	198	#endif /* PERL_CORE or PERL_EXT */
f2c01b15 FC	199
4160ddbd FC	200	#ifdef PERL_IN_OP_C
	201	PERL_STATIC_INLINE void
	202	S_enable_feature_bundle(pTHX_ SV *ver)
	203	{
	204	SV *comp_ver = sv_newmortal();
	205	PL_hints = (PL_hints &~ HINT_FEATURE_MASK)
	206	\| (
401d2aaa FC	207	(sv_setnv(comp_ver, 5.027),
	208	vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
	209	? FEATURE_BUNDLE_527 :
2ad792cd AC	210	(sv_setnv(comp_ver, 5.023),
	211	vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
	212	? FEATURE_BUNDLE_523 :
4160ddbd FC	213	(sv_setnv(comp_ver, 5.015),
	214	vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
	215	? FEATURE_BUNDLE_515 :
	216	(sv_setnv(comp_ver, 5.011),
	217	vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
	218	? FEATURE_BUNDLE_511 :
	219	(sv_setnv(comp_ver, 5.009005),
	220	vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
	221	? FEATURE_BUNDLE_510 :
	222	FEATURE_BUNDLE_DEFAULT
	223	) << HINT_FEATURE_SHIFT;
6389c777 FC	224	/* special case */
	225	assert(PL_curcop == &PL_compiling);
	226	if (FEATURE_UNICODE_IS_ENABLED) PL_hints \|= HINT_UNI_8_BIT;
	227	else PL_hints &= ~HINT_UNI_8_BIT;
4160ddbd FC	228	}
	229	#endif /* PERL_IN_OP_C */
	230
b34c1a7e TC	231	#ifdef PERL_IN_MG_C
	232
	233	#define magic_sethint_feature(keysv, keypv, keylen, valsv, valbool) \
	234	S_magic_sethint_feature(aTHX_ (keysv), (keypv), (keylen), (valsv), (valbool))
	235	PERL_STATIC_INLINE void
	236	S_magic_sethint_feature(pTHX_ SV keysv, const char keypv, STRLEN keylen,
	237	SV *valsv, bool valbool) {
	238	if (keysv)
	239	keypv = SvPV_const(keysv, keylen);
	240
	241	if (memBEGINs(keypv, keylen, "feature_")) {
	242	const char *subf = keypv + (sizeof("feature_")-1);
	243	U32 mask = 0;
	244	switch (*subf) {
	245	case '_':
	246	if (keylen == sizeof("feature___SUB__")-1
	247	&& memcmp(subf+1, "_SUB__", keylen - sizeof("feature_")) == 0) {
	248	mask = FEATURE___SUB___BIT;
	249	break;
	250	}
	251	return;
	252
	253	case 'b':
0f2beabb TC	254	if (keylen == sizeof("feature_bareword_filehandles")-1
	255	&& memcmp(subf+1, "areword_filehandles", keylen - sizeof("feature_")) == 0) {
	256	mask = FEATURE_BAREWORD_FILEHANDLES_BIT;
	257	break;
	258	}
	259	else if (keylen == sizeof("feature_bitwise")-1
b34c1a7e TC	260	&& memcmp(subf+1, "itwise", keylen - sizeof("feature_")) == 0) {
	261	mask = FEATURE_BITWISE_BIT;
	262	break;
	263	}
	264	return;
	265
	266	case 'e':
	267	if (keylen == sizeof("feature_evalbytes")-1
	268	&& memcmp(subf+1, "valbytes", keylen - sizeof("feature_")) == 0) {
	269	mask = FEATURE_EVALBYTES_BIT;
	270	break;
	271	}
	272	return;
	273
	274	case 'f':
	275	if (keylen == sizeof("feature_fc")-1
	276	&& memcmp(subf+1, "c", keylen - sizeof("feature_")) == 0) {
	277	mask = FEATURE_FC_BIT;
	278	break;
	279	}
	280	return;
	281
813e85a0	282	case 'i':
0b657b19 DIM	283	if (keylen == sizeof("feature_indirect")-1
	284	&& memcmp(subf+1, "ndirect", keylen - sizeof("feature_")) == 0) {
	285	mask = FEATURE_INDIRECT_BIT;
	286	break;
	287	}
	288	else if (keylen == sizeof("feature_isa")-1
813e85a0 PE	289	&& memcmp(subf+1, "sa", keylen - sizeof("feature_")) == 0) {
	290	mask = FEATURE_ISA_BIT;
	291	break;
	292	}
	293	return;
	294
b34c1a7e	295	case 'm':
1ad5a39c TC	296	if (keylen == sizeof("feature_multidimensional")-1
	297	&& memcmp(subf+1, "ultidimensional", keylen - sizeof("feature_")) == 0) {
	298	mask = FEATURE_MULTIDIMENSIONAL_BIT;
	299	break;
	300	}
	301	else if (keylen == sizeof("feature_myref")-1
b34c1a7e TC	302	&& memcmp(subf+1, "yref", keylen - sizeof("feature_")) == 0) {
	303	mask = FEATURE_MYREF_BIT;
	304	break;
	305	}
	306	return;
	307
	308	case 'p':
	309	if (keylen == sizeof("feature_postderef_qq")-1
	310	&& memcmp(subf+1, "ostderef_qq", keylen - sizeof("feature_")) == 0) {
	311	mask = FEATURE_POSTDEREF_QQ_BIT;
	312	break;
	313	}
	314	return;
	315
	316	case 'r':
	317	if (keylen == sizeof("feature_refaliasing")-1
	318	&& memcmp(subf+1, "efaliasing", keylen - sizeof("feature_")) == 0) {
	319	mask = FEATURE_REFALIASING_BIT;
	320	break;
	321	}
	322	return;
	323
	324	case 's':
	325	if (keylen == sizeof("feature_say")-1
	326	&& memcmp(subf+1, "ay", keylen - sizeof("feature_")) == 0) {
	327	mask = FEATURE_SAY_BIT;
	328	break;
	329	}
	330	else if (keylen == sizeof("feature_signatures")-1
	331	&& memcmp(subf+1, "ignatures", keylen - sizeof("feature_")) == 0) {
	332	mask = FEATURE_SIGNATURES_BIT;
	333	break;
	334	}
	335	else if (keylen == sizeof("feature_state")-1
	336	&& memcmp(subf+1, "tate", keylen - sizeof("feature_")) == 0) {
	337	mask = FEATURE_STATE_BIT;
	338	break;
	339	}
	340	else if (keylen == sizeof("feature_switch")-1
	341	&& memcmp(subf+1, "witch", keylen - sizeof("feature_")) == 0) {
	342	mask = FEATURE_SWITCH_BIT;
	343	break;
	344	}
	345	return;
	346
a1325b90 PE	347	case 't':
	348	if (keylen == sizeof("feature_try")-1
	349	&& memcmp(subf+1, "ry", keylen - sizeof("feature_")) == 0) {
	350	mask = FEATURE_TRY_BIT;
	351	break;
	352	}
	353	return;
	354
b34c1a7e TC	355	case 'u':
	356	if (keylen == sizeof("feature_unicode")-1
	357	&& memcmp(subf+1, "nicode", keylen - sizeof("feature_")) == 0) {
	358	mask = FEATURE_UNICODE_BIT;
	359	break;
	360	}
	361	else if (keylen == sizeof("feature_unieval")-1
	362	&& memcmp(subf+1, "nieval", keylen - sizeof("feature_")) == 0) {
	363	mask = FEATURE_UNIEVAL_BIT;
	364	break;
	365	}
	366	return;
	367
	368	default:
	369	return;
	370	}
	371	if (valsv ? SvTRUE(valsv) : valbool)
	372	PL_compiling.cop_features \|= mask;
	373	else
	374	PL_compiling.cop_features &= ~mask;
	375	}
	376	}
	377	#endif /* PERL_IN_MG_C */
	378
3dd7db29 JK	379	#endif /* PERL_FEATURE_H_ */
3dd7db29 JK	380
f2c01b15	381	/* ex: set ro: */