perldelta for e0c6a6b8c9

[perl5.git] / feature.h

diff --git a/feature.h b/feature.h
index b32ff93..370896e 100644 (file)
--- a/feature.h
+++ b/feature.h
@@ -17,14 +17,24 @@
 
 #define CURRENT_HINTS \
     (PL_curcop == &PL_compiling ? PL_hints : PL_curcop->cop_hints)
-#define CURRENT_FEATURE_BUNDLE (CURRENT_HINTS >> HINT_FEATURE_SHIFT)
+#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)))
+           ? Perl_feature_is_enabled(aTHX_ STR_WITH_LEN(name)) : FALSE)
 /* The longest string we pass in.  */
-#define MAX_FEATURE_LEN (sizeof("evalbytes")-1)
+#define MAX_FEATURE_LEN (sizeof("postderef_qq")-1)
+
+#define FEATURE_FC_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_515 \
+     || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("fc")) \
+    )
 
 #define FEATURE_SAY_IS_ENABLED \
     ( \
@@ -57,6 +67,12 @@
         FEATURE_IS_ENABLED("evalbytes")) \
     )
 
+#define FEATURE_POSTDEREF_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("postderef") \
+    )
+
 #define FEATURE_ARYBASE_IS_ENABLED \
     ( \
        CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_511 \
@@ -64,6 +80,12 @@
         FEATURE_IS_ENABLED("arybase")) \
     )
 
+#define FEATURE_SIGNATURES_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("signatures") \
+    )
+
 #define FEATURE___SUB___IS_ENABLED \
     ( \
        CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_515 \
@@ -71,6 +93,24 @@
         FEATURE_IS_ENABLED("__SUB__")) \
     )
 
+#define FEATURE_REFALIASING_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("refaliasing") \
+    )
+
+#define FEATURE_LEXSUBS_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("lexsubs") \
+    )
+
+#define FEATURE_POSTDEREF_QQ_IS_ENABLED \
+    ( \
+       CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
+        FEATURE_IS_ENABLED("postderef_qq") \
+    )
+
 #define FEATURE_UNIEVAL_IS_ENABLED \
     ( \
        CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_515 \
@@ -107,6 +147,10 @@ S_enable_feature_bundle(pTHX_ SV *ver)
                        ? 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 */