Gecko [ 0.0.0.0 ]

Name	Size	Permission
EXTERN.h	1.55 KB	-rw-r--r--
INTERN.h	1.26 KB	-rw-r--r--
XSUB.h	23.73 KB	-rw-r--r--
av.h	7.08 KB	-rw-r--r--
bitcount.h	1.01 KB	-rw-r--r--
charclass_invlists.h	4.32 MB	-rw-r--r--
config.h	165.81 KB	-rw-r--r--
cop.h	56.42 KB	-rw-r--r--
cv.h	14.42 KB	-rw-r--r--
dosish.h	3.6 KB	-rw-r--r--
ebcdic_tables.h	48.75 KB	-rw-r--r--
embed.h	148.46 KB	-rw-r--r--
embedvar.h	23.79 KB	-rw-r--r--
fakesdio.h	3.13 KB	-rw-r--r--
feature.h	18.51 KB	-rw-r--r--
form.h	1.43 KB	-rw-r--r--
git_version.h	357 B	-rw-r--r--
gv.h	12.34 KB	-rw-r--r--
handy.h	143.45 KB	-rw-r--r--
hv.h	27.62 KB	-rw-r--r--
hv_func.h	7.72 KB	-rw-r--r--
hv_macro.h	3.1 KB	-rw-r--r--
inline.h	133.63 KB	-rw-r--r--
intrpvar.h	38.22 KB	-rw-r--r--
invlist_inline.h	11.22 KB	-rw-r--r--
iperlsys.h	62.5 KB	-rw-r--r--
keywords.h	6.68 KB	-rw-r--r--
l1_char_class_tab.h	118.13 KB	-rw-r--r--
locale_table.h	6.04 KB	-rw-r--r--
malloc_ctl.h	1.49 KB	-rw-r--r--
metaconfig.h	2.48 KB	-rw-r--r--
mg.h	3.56 KB	-rw-r--r--
mg_data.h	5.54 KB	-rw-r--r--
mg_raw.h	4.71 KB	-rw-r--r--
mg_vtable.h	10.23 KB	-rw-r--r--
mydtrace.h	1.65 KB	-rw-r--r--
nostdio.h	3.53 KB	-rw-r--r--
op.h	40.88 KB	-rw-r--r--
op_reg_common.h	5.9 KB	-rw-r--r--
opcode.h	96.81 KB	-rw-r--r--
opnames.h	9.21 KB	-rw-r--r--
overload.h	3.21 KB	-rw-r--r--
pad.h	19.62 KB	-rw-r--r--
parser.h	6.95 KB	-rw-r--r--
patchlevel-debian.h	5.54 KB	-rw-r--r--
patchlevel.h	6.33 KB	-rw-r--r--
perl.h	326.07 KB	-rw-r--r--
perl_inc_macro.h	5.88 KB	-rw-r--r--
perl_langinfo.h	7.88 KB	-rw-r--r--
perl_siphash.h	5.06 KB	-rw-r--r--
perlapi.h	635 B	-rw-r--r--
perlio.h	9.48 KB	-rw-r--r--
perliol.h	13.27 KB	-rw-r--r--
perlsdio.h	527 B	-rw-r--r--
perlstatic.h	894 B	-rw-r--r--
perlvars.h	16.72 KB	-rw-r--r--
perly.h	9.89 KB	-rw-r--r--
pp.h	29.79 KB	-rw-r--r--
pp_proto.h	20.46 KB	-rw-r--r--
proto.h	337.94 KB	-rw-r--r--
reentr.h	85.34 KB	-rw-r--r--
regcharclass.h	270.27 KB	-rw-r--r--
regcomp.h	68.54 KB	-rw-r--r--
regcomp_internal.h	60.55 KB	-rw-r--r--
regexp.h	45.69 KB	-rw-r--r--
reginline.h	1.54 KB	-rw-r--r--
regnodes.h	126.98 KB	-rw-r--r--
sbox32_hash.h	54.43 KB	-rw-r--r--
scope.h	12.19 KB	-rw-r--r--
scope_types.h	5.1 KB	-rw-r--r--
sv.h	106.01 KB	-rw-r--r--
sv_inline.h	28.33 KB	-rw-r--r--
thread.h	19.53 KB	-rw-r--r--
time64.h	900 B	-rw-r--r--
time64_config.h	2.02 KB	-rw-r--r--
uni_keywords.h	557.44 KB	-rw-r--r--
unicode_constants.h	57.28 KB	-rw-r--r--
unixish.h	5.44 KB	-rw-r--r--
utf8.h	59.93 KB	-rw-r--r--
utfebcdic.h	11.48 KB	-rw-r--r--
util.h	10.47 KB	-rw-r--r--
uudmap.h	1.03 KB	-rw-r--r--
vutil.h	3.96 KB	-rw-r--r--
warnings.h	11.86 KB	-rw-r--r--
zaphod32_hash.h	9.47 KB	-rw-r--r--

Code Editor : feature.h

/* -*- mode: C; 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_CLASS_BIT                   0x0004
#define FEATURE___SUB___BIT                 0x0008
#define FEATURE_MYREF_BIT                   0x0010
#define FEATURE_DEFER_BIT                   0x0020
#define FEATURE_EVALBYTES_BIT               0x0040
#define FEATURE_MORE_DELIMS_BIT             0x0080
#define FEATURE_FC_BIT                      0x0100
#define FEATURE_INDIRECT_BIT                0x0200
#define FEATURE_ISA_BIT                     0x0400
#define FEATURE_MODULE_TRUE_BIT             0x0800
#define FEATURE_MULTIDIMENSIONAL_BIT        0x1000
#define FEATURE_POSTDEREF_QQ_BIT            0x2000
#define FEATURE_REFALIASING_BIT             0x4000
#define FEATURE_SAY_BIT                     0x8000
#define FEATURE_SIGNATURES_BIT              0x10000
#define FEATURE_STATE_BIT                   0x20000
#define FEATURE_SWITCH_BIT                  0x40000
#define FEATURE_TRY_BIT                     0x80000
#define FEATURE_UNIEVAL_BIT                 0x100000
#define FEATURE_UNICODE_BIT                 0x200000

#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_535	6
#define FEATURE_BUNDLE_537	7
#define FEATURE_BUNDLE_539	8
#define FEATURE_BUNDLE_CUSTOM	(HINT_FEATURE_MASK >> HINT_FEATURE_SHIFT)

/* this is preserved for testing and asserts */
#define OLD_CURRENT_HINTS \
    (PL_curcop == &PL_compiling ? PL_hints : PL_curcop->cop_hints)
/* this is the same thing, but simpler (no if) as PL_hints expands
   to PL_compiling.cop_hints */
#define CURRENT_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_539) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_FC_BIT)) \
    )

#define FEATURE_ISA_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_535 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_539) \
     || (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_539) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_SAY_BIT)) \
    )

#define FEATURE_TRY_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_539 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_TRY_BIT)) \
    )

#define FEATURE_CLASS_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_CLASS_BIT) \
    )

#define FEATURE_DEFER_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_DEFER_BIT) \
    )

#define FEATURE_STATE_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_539) \
     || (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_539) \
     || (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_539) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_EVALBYTES_BIT)) \
    )

#define FEATURE_SIGNATURES_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_535 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_539) \
     || (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_539) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE___SUB___BIT)) \
    )

#define FEATURE_MODULE_TRUE_IS_ENABLED \
    ( \
	(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_537 && \
	 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_539) \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_MODULE_TRUE_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_539) \
     || (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_539) \
     || (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_539) \
     || (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_535 \
     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_BAREWORD_FILEHANDLES_BIT)) \
    )

#define FEATURE_MORE_DELIMS_IS_ENABLED \
    ( \
	CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
	 FEATURE_IS_ENABLED_MASK(FEATURE_MORE_DELIMS_BIT) \
    )

#define SAVEFEATUREBITS() SAVEI32(PL_compiling.cop_features)

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

#define FETCHFEATUREBITSHH(hh) S_fetch_feature_bits_hh(aTHX_ (hh))

#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, 5.039),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_539 :
		  (sv_setnv(comp_ver, 5.037),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_537 :
		  (sv_setnv(comp_ver, 5.035),
		   vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
			? FEATURE_BUNDLE_535 :
		  (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 */

#if defined(PERL_IN_MG_C) || defined(PERL_IN_PP_CTL_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 'c':
            if (keylen == sizeof("feature_class")-1
                 && memcmp(subf+1, "lass", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_CLASS_BIT;
                break;
            }
            return;

case 'd':
            if (keylen == sizeof("feature_defer")-1
                 && memcmp(subf+1, "efer", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_DEFER_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_module_true")-1
                 && memcmp(subf+1, "odule_true", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_MODULE_TRUE_BIT;
                break;
            }
            else if (keylen == sizeof("feature_more_delims")-1
                 && memcmp(subf+1, "ore_delims", keylen - sizeof("feature_")) == 0) {
                mask = FEATURE_MORE_DELIMS_BIT;
                break;
            }
            else 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 */

/* subject to change */
struct perl_feature_bit {
  const char *name;
  STRLEN namelen;
  U32 mask;
};

#ifdef PERL_IN_PP_CTL_C

static const struct perl_feature_bit
PL_feature_bits[] = {
    {
        /* feature bareword_filehandles */
        "feature_bareword_filehandles",
        STRLENs("feature_bareword_filehandles"),
        FEATURE_BAREWORD_FILEHANDLES_BIT
    },
    {
        /* feature bitwise */
        "feature_bitwise",
        STRLENs("feature_bitwise"),
        FEATURE_BITWISE_BIT
    },
    {
        /* feature class */
        "feature_class",
        STRLENs("feature_class"),
        FEATURE_CLASS_BIT
    },
    {
        /* feature current_sub */
        "feature___SUB__",
        STRLENs("feature___SUB__"),
        FEATURE___SUB___BIT
    },
    {
        /* feature declared_refs */
        "feature_myref",
        STRLENs("feature_myref"),
        FEATURE_MYREF_BIT
    },
    {
        /* feature defer */
        "feature_defer",
        STRLENs("feature_defer"),
        FEATURE_DEFER_BIT
    },
    {
        /* feature evalbytes */
        "feature_evalbytes",
        STRLENs("feature_evalbytes"),
        FEATURE_EVALBYTES_BIT
    },
    {
        /* feature extra_paired_delimiters */
        "feature_more_delims",
        STRLENs("feature_more_delims"),
        FEATURE_MORE_DELIMS_BIT
    },
    {
        /* feature fc */
        "feature_fc",
        STRLENs("feature_fc"),
        FEATURE_FC_BIT
    },
    {
        /* feature indirect */
        "feature_indirect",
        STRLENs("feature_indirect"),
        FEATURE_INDIRECT_BIT
    },
    {
        /* feature isa */
        "feature_isa",
        STRLENs("feature_isa"),
        FEATURE_ISA_BIT
    },
    {
        /* feature module_true */
        "feature_module_true",
        STRLENs("feature_module_true"),
        FEATURE_MODULE_TRUE_BIT
    },
    {
        /* feature multidimensional */
        "feature_multidimensional",
        STRLENs("feature_multidimensional"),
        FEATURE_MULTIDIMENSIONAL_BIT
    },
    {
        /* feature postderef_qq */
        "feature_postderef_qq",
        STRLENs("feature_postderef_qq"),
        FEATURE_POSTDEREF_QQ_BIT
    },
    {
        /* feature refaliasing */
        "feature_refaliasing",
        STRLENs("feature_refaliasing"),
        FEATURE_REFALIASING_BIT
    },
    {
        /* feature say */
        "feature_say",
        STRLENs("feature_say"),
        FEATURE_SAY_BIT
    },
    {
        /* feature signatures */
        "feature_signatures",
        STRLENs("feature_signatures"),
        FEATURE_SIGNATURES_BIT
    },
    {
        /* feature state */
        "feature_state",
        STRLENs("feature_state"),
        FEATURE_STATE_BIT
    },
    {
        /* feature switch */
        "feature_switch",
        STRLENs("feature_switch"),
        FEATURE_SWITCH_BIT
    },
    {
        /* feature try */
        "feature_try",
        STRLENs("feature_try"),
        FEATURE_TRY_BIT
    },
    {
        /* feature unicode_eval */
        "feature_unieval",
        STRLENs("feature_unieval"),
        FEATURE_UNIEVAL_BIT
    },
    {
        /* feature unicode_strings */
        "feature_unicode",
        STRLENs("feature_unicode"),
        FEATURE_UNICODE_BIT
    },
    { NULL, 0, 0U }
};

PERL_STATIC_INLINE void
S_fetch_feature_bits_hh(pTHX_ HV *hh) {
    PL_compiling.cop_features = 0;

const struct perl_feature_bit *fb = PL_feature_bits;
    while (fb->name) {
        SV **svp = hv_fetch(hh, fb->name, (I32)fb->namelen, 0);
        if (svp && SvTRUE(*svp))
               PL_compiling.cop_features |= fb->mask;
        ++fb;
    }
}

#endif

#endif /* PERL_FEATURE_H_ */

/* ex: set ro ft=c: */

${this.title}

Code Editor : feature.h