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!
8 #ifndef PERL_FEATURE_H_
9 #define PERL_FEATURE_H_
11 #if defined(PERL_CORE) || defined (PERL_EXT)
13 #define HINT_FEATURE_SHIFT 26
15 #define FEATURE_BITWISE_BIT 0x0001
16 #define FEATURE___SUB___BIT 0x0002
17 #define FEATURE_MYREF_BIT 0x0004
18 #define FEATURE_EVALBYTES_BIT 0x0008
19 #define FEATURE_FC_BIT 0x0010
20 #define FEATURE_POSTDEREF_QQ_BIT 0x0020
21 #define FEATURE_REFALIASING_BIT 0x0040
22 #define FEATURE_SAY_BIT 0x0080
23 #define FEATURE_SIGNATURES_BIT 0x0100
24 #define FEATURE_STATE_BIT 0x0200
25 #define FEATURE_SWITCH_BIT 0x0400
26 #define FEATURE_UNIEVAL_BIT 0x0800
27 #define FEATURE_UNICODE_BIT 0x1000
29 #define FEATURE_BUNDLE_DEFAULT 0
30 #define FEATURE_BUNDLE_510 1
31 #define FEATURE_BUNDLE_511 2
32 #define FEATURE_BUNDLE_515 3
33 #define FEATURE_BUNDLE_523 4
34 #define FEATURE_BUNDLE_527 5
35 #define FEATURE_BUNDLE_CUSTOM (HINT_FEATURE_MASK >> HINT_FEATURE_SHIFT)
37 #define CURRENT_HINTS \
38 (PL_curcop == &PL_compiling ? PL_hints : PL_curcop->cop_hints)
39 #define CURRENT_FEATURE_BUNDLE \
40 ((CURRENT_HINTS & HINT_FEATURE_MASK) >> HINT_FEATURE_SHIFT)
42 #define FEATURE_IS_ENABLED_MASK(mask) \
43 ((CURRENT_HINTS & HINT_LOCALIZE_HH) \
44 ? (PL_curcop->cop_features & (mask)) : FALSE)
46 /* The longest string we pass in. */
47 #define MAX_FEATURE_LEN (sizeof("postderef_qq")-1)
49 #define FEATURE_FC_IS_ENABLED \
51 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
52 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
53 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
54 FEATURE_IS_ENABLED_MASK(FEATURE_FC_BIT)) \
57 #define FEATURE_SAY_IS_ENABLED \
59 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
60 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
61 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
62 FEATURE_IS_ENABLED_MASK(FEATURE_SAY_BIT)) \
65 #define FEATURE_STATE_IS_ENABLED \
67 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
68 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
69 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
70 FEATURE_IS_ENABLED_MASK(FEATURE_STATE_BIT)) \
73 #define FEATURE_SWITCH_IS_ENABLED \
75 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_510 && \
76 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
77 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
78 FEATURE_IS_ENABLED_MASK(FEATURE_SWITCH_BIT)) \
81 #define FEATURE_BITWISE_IS_ENABLED \
83 CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_527 \
84 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
85 FEATURE_IS_ENABLED_MASK(FEATURE_BITWISE_BIT)) \
88 #define FEATURE_EVALBYTES_IS_ENABLED \
90 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
91 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
92 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
93 FEATURE_IS_ENABLED_MASK(FEATURE_EVALBYTES_BIT)) \
96 #define FEATURE_SIGNATURES_IS_ENABLED \
98 CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
99 FEATURE_IS_ENABLED_MASK(FEATURE_SIGNATURES_BIT) \
102 #define FEATURE___SUB___IS_ENABLED \
104 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
105 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
106 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
107 FEATURE_IS_ENABLED_MASK(FEATURE___SUB___BIT)) \
110 #define FEATURE_REFALIASING_IS_ENABLED \
112 CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
113 FEATURE_IS_ENABLED_MASK(FEATURE_REFALIASING_BIT) \
116 #define FEATURE_POSTDEREF_QQ_IS_ENABLED \
118 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_523 && \
119 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
120 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
121 FEATURE_IS_ENABLED_MASK(FEATURE_POSTDEREF_QQ_BIT)) \
124 #define FEATURE_UNIEVAL_IS_ENABLED \
126 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_515 && \
127 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
128 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
129 FEATURE_IS_ENABLED_MASK(FEATURE_UNIEVAL_BIT)) \
132 #define FEATURE_MYREF_IS_ENABLED \
134 CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
135 FEATURE_IS_ENABLED_MASK(FEATURE_MYREF_BIT) \
138 #define FEATURE_UNICODE_IS_ENABLED \
140 (CURRENT_FEATURE_BUNDLE >= FEATURE_BUNDLE_511 && \
141 CURRENT_FEATURE_BUNDLE <= FEATURE_BUNDLE_527) \
142 || (CURRENT_FEATURE_BUNDLE == FEATURE_BUNDLE_CUSTOM && \
143 FEATURE_IS_ENABLED_MASK(FEATURE_UNICODE_BIT)) \
147 #define SAVEFEATUREBITS() SAVEI32(PL_compiling.cop_features)
149 #define CLEARFEATUREBITS() (PL_compiling.cop_features = 0)
151 #define STOREFEATUREBITSHH(hh) \
152 (hv_stores((hh), "feature/bits", newSVuv(PL_compiling.cop_features)))
154 #define FETCHFEATUREBITSHH(hh) \
156 SV **fbsv = hv_fetchs((hh), "feature/bits", FALSE); \
157 PL_compiling.cop_features = fbsv ? SvUV(*fbsv) : 0; \
160 #endif /* PERL_CORE or PERL_EXT */
163 PERL_STATIC_INLINE void
164 S_enable_feature_bundle(pTHX_ SV *ver)
166 SV *comp_ver = sv_newmortal();
167 PL_hints = (PL_hints &~ HINT_FEATURE_MASK)
169 (sv_setnv(comp_ver, 5.027),
170 vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
171 ? FEATURE_BUNDLE_527 :
172 (sv_setnv(comp_ver, 5.023),
173 vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
174 ? FEATURE_BUNDLE_523 :
175 (sv_setnv(comp_ver, 5.015),
176 vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
177 ? FEATURE_BUNDLE_515 :
178 (sv_setnv(comp_ver, 5.011),
179 vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
180 ? FEATURE_BUNDLE_511 :
181 (sv_setnv(comp_ver, 5.009005),
182 vcmp(ver, upg_version(comp_ver, FALSE)) >= 0)
183 ? FEATURE_BUNDLE_510 :
184 FEATURE_BUNDLE_DEFAULT
185 ) << HINT_FEATURE_SHIFT;
187 assert(PL_curcop == &PL_compiling);
188 if (FEATURE_UNICODE_IS_ENABLED) PL_hints |= HINT_UNI_8_BIT;
189 else PL_hints &= ~HINT_UNI_8_BIT;
191 #endif /* PERL_IN_OP_C */
193 #endif /* PERL_FEATURE_H_ */