*/
+#ifndef PERL_FEATURE_H_
+#define PERL_FEATURE_H_
+
#if defined(PERL_CORE) || defined (PERL_EXT)
#define HINT_FEATURE_SHIFT 26
+#define FEATURE_BITWISE_BIT 0x0001
+#define FEATURE___SUB___BIT 0x0002
+#define FEATURE_MYREF_BIT 0x0004
+#define FEATURE_EVALBYTES_BIT 0x0008
+#define FEATURE_FC_BIT 0x0010
+#define FEATURE_ISA_BIT 0x0020
+#define FEATURE_POSTDEREF_QQ_BIT 0x0040
+#define FEATURE_REFALIASING_BIT 0x0080
+#define FEATURE_SAY_BIT 0x0100
+#define FEATURE_SIGNATURES_BIT 0x0200
+#define FEATURE_STATE_BIT 0x0400
+#define FEATURE_SWITCH_BIT 0x0800
+#define FEATURE_UNIEVAL_BIT 0x1000
+#define FEATURE_UNICODE_BIT 0x2000
+
#define FEATURE_BUNDLE_DEFAULT 0
#define FEATURE_BUNDLE_510 1
#define FEATURE_BUNDLE_511 2
#define FEATURE_BUNDLE_515 3
-#define FEATURE_BUNDLE_CUSTOM HINT_FEATURE_MASK >> HINT_FEATURE_SHIFT
+#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("postderef_qq")-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_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_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 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_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_isa")-1
+ && memcmp(subf+1, "sa", keylen - sizeof("feature_")) == 0) {
+ mask = FEATURE_ISA_BIT;
+ break;
+ }
+ return;
+
+ case 'm':
+ 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 '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: */