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Diffstat (limited to 'Master/tlpkg/tlperl/lib/CORE/feature.h')
-rw-r--r--Master/tlpkg/tlperl/lib/CORE/feature.h208
1 files changed, 189 insertions, 19 deletions
diff --git a/Master/tlpkg/tlperl/lib/CORE/feature.h b/Master/tlpkg/tlperl/lib/CORE/feature.h
index 3877e16efe7..2f2f23c4da7 100644
--- a/Master/tlpkg/tlperl/lib/CORE/feature.h
+++ b/Master/tlpkg/tlperl/lib/CORE/feature.h
@@ -12,6 +12,22 @@
#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_INDIRECT_BIT 0x0020
+#define FEATURE_ISA_BIT 0x0040
+#define FEATURE_POSTDEREF_QQ_BIT 0x0080
+#define FEATURE_REFALIASING_BIT 0x0100
+#define FEATURE_SAY_BIT 0x0200
+#define FEATURE_SIGNATURES_BIT 0x0400
+#define FEATURE_STATE_BIT 0x0800
+#define FEATURE_SWITCH_BIT 0x1000
+#define FEATURE_UNIEVAL_BIT 0x2000
+#define FEATURE_UNICODE_BIT 0x4000
+
#define FEATURE_BUNDLE_DEFAULT 0
#define FEATURE_BUNDLE_510 1
#define FEATURE_BUNDLE_511 2
@@ -25,12 +41,10 @@
#define CURRENT_FEATURE_BUNDLE \
((CURRENT_HINTS & HINT_FEATURE_MASK) >> HINT_FEATURE_SHIFT)
-/* Avoid using ... && Perl_feature_is_enabled(...) as that triggers a bug in
- the HP-UX cc on PA-RISC */
-#define FEATURE_IS_ENABLED(name) \
- ((CURRENT_HINTS \
- & HINT_LOCALIZE_HH) \
- ? Perl_feature_is_enabled(aTHX_ STR_WITH_LEN(name)) : FALSE)
+#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)
@@ -39,7 +53,13 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("fc")) \
+ 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 \
@@ -47,7 +67,7 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("say")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE_SAY_BIT)) \
)
#define FEATURE_STATE_IS_ENABLED \
@@ -55,7 +75,7 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("state")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE_STATE_BIT)) \
)
#define FEATURE_SWITCH_IS_ENABLED \
@@ -63,14 +83,21 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("switch")) \
+ 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("bitwise")) \
+ 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 \
@@ -78,13 +105,13 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("evalbytes")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE_EVALBYTES_BIT)) \
)
#define FEATURE_SIGNATURES_IS_ENABLED \
( \
CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("signatures") \
+ FEATURE_IS_ENABLED_MASK(FEATURE_SIGNATURES_BIT) \
)
#define FEATURE___SUB___IS_ENABLED \
@@ -92,13 +119,13 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("__SUB__")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE___SUB___BIT)) \
)
#define FEATURE_REFALIASING_IS_ENABLED \
( \
CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("refaliasing") \
+ FEATURE_IS_ENABLED_MASK(FEATURE_REFALIASING_BIT) \
)
#define FEATURE_POSTDEREF_QQ_IS_ENABLED \
@@ -106,7 +133,7 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_523 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("postderef_qq")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE_POSTDEREF_QQ_BIT)) \
)
#define FEATURE_UNIEVAL_IS_ENABLED \
@@ -114,13 +141,13 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("unieval")) \
+ FEATURE_IS_ENABLED_MASK(FEATURE_UNIEVAL_BIT)) \
)
#define FEATURE_MYREF_IS_ENABLED \
( \
CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("myref") \
+ FEATURE_IS_ENABLED_MASK(FEATURE_MYREF_BIT) \
)
#define FEATURE_UNICODE_IS_ENABLED \
@@ -128,10 +155,23 @@
(CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_511 && \
CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
|| (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
- FEATURE_IS_ENABLED("unicode")) \
+ 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
@@ -165,6 +205,136 @@ S_enable_feature_bundle(pTHX_ SV *ver)
}
#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_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_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: */