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d4e59e62 FC |
1 | /* This file is part of the "version" CPAN distribution. Please avoid |
2 | editing it in the perl core. */ | |
3 | ||
4 | #ifndef PERL_CORE | |
5 | # include "ppport.h" | |
6 | #endif | |
fba9e537 FC |
7 | |
8 | /* The MUTABLE_*() macros cast pointers to the types shown, in such a way | |
9 | * (compiler permitting) that casting away const-ness will give a warning; | |
10 | * e.g.: | |
11 | * | |
12 | * const SV *sv = ...; | |
13 | * AV *av1 = (AV*)sv; <== BAD: the const has been silently cast away | |
14 | * AV *av2 = MUTABLE_AV(sv); <== GOOD: it may warn | |
15 | */ | |
16 | ||
17 | #ifndef MUTABLE_PTR | |
18 | # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) | |
19 | # define MUTABLE_PTR(p) ({ void *_p = (p); _p; }) | |
20 | # else | |
21 | # define MUTABLE_PTR(p) ((void *) (p)) | |
22 | # endif | |
23 | ||
24 | # define MUTABLE_AV(p) ((AV *)MUTABLE_PTR(p)) | |
25 | # define MUTABLE_CV(p) ((CV *)MUTABLE_PTR(p)) | |
26 | # define MUTABLE_GV(p) ((GV *)MUTABLE_PTR(p)) | |
27 | # define MUTABLE_HV(p) ((HV *)MUTABLE_PTR(p)) | |
28 | # define MUTABLE_IO(p) ((IO *)MUTABLE_PTR(p)) | |
29 | # define MUTABLE_SV(p) ((SV *)MUTABLE_PTR(p)) | |
30 | #endif | |
31 | ||
32 | #ifndef SvPVx_nolen_const | |
33 | # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) | |
34 | # define SvPVx_nolen_const(sv) ({SV *_sv = (sv); SvPV_nolen_const(_sv); }) | |
35 | # else | |
36 | # define SvPVx_nolen_const(sv) (SvPV_nolen_const(sv)) | |
37 | # endif | |
38 | #endif | |
39 | ||
40 | #ifndef PERL_ARGS_ASSERT_CK_WARNER | |
41 | static void Perl_ck_warner(pTHX_ U32 err, const char* pat, ...); | |
42 | ||
43 | # ifdef vwarner | |
44 | static | |
45 | void | |
46 | Perl_ck_warner(pTHX_ U32 err, const char* pat, ...) | |
47 | { | |
48 | va_list args; | |
49 | ||
50 | PERL_UNUSED_ARG(err); | |
51 | if (ckWARN(err)) { | |
52 | va_list args; | |
53 | va_start(args, pat); | |
54 | vwarner(err, pat, &args); | |
55 | va_end(args); | |
56 | } | |
57 | } | |
58 | # else | |
59 | /* yes this replicates my_warner */ | |
60 | static | |
61 | void | |
62 | Perl_ck_warner(pTHX_ U32 err, const char* pat, ...) | |
63 | { | |
64 | SV *sv; | |
65 | va_list args; | |
66 | ||
67 | PERL_UNUSED_ARG(err); | |
68 | ||
69 | va_start(args, pat); | |
70 | sv = vnewSVpvf(pat, &args); | |
71 | va_end(args); | |
72 | sv_2mortal(sv); | |
73 | warn("%s", SvPV_nolen(sv)); | |
74 | } | |
75 | # endif | |
76 | #endif | |
77 | ||
78 | #define PERL_VERSION_DECIMAL(r,v,s) (r*1000000 + v*1000 + s) | |
79 | #define PERL_DECIMAL_VERSION \ | |
80 | PERL_VERSION_DECIMAL(PERL_REVISION,PERL_VERSION,PERL_SUBVERSION) | |
81 | #define PERL_VERSION_LT(r,v,s) \ | |
82 | (PERL_DECIMAL_VERSION < PERL_VERSION_DECIMAL(r,v,s)) | |
83 | #define PERL_VERSION_GE(r,v,s) \ | |
84 | (PERL_DECIMAL_VERSION >= PERL_VERSION_DECIMAL(r,v,s)) | |
85 | ||
05402f6b JP |
86 | #if PERL_VERSION_LT(5,15,4) |
87 | # define ISA_VERSION_OBJ(v) (sv_isobject(v) && sv_derived_from(v,"version")) | |
88 | #else | |
89 | # define ISA_VERSION_OBJ(v) (sv_isobject(v) && sv_derived_from_pvn(v,"version",7,0)) | |
90 | #endif | |
91 | ||
92 | ||
93 | #ifndef PERL_ARGS_ASSERT_CROAK_XS_USAGE | |
94 | #define PERL_ARGS_ASSERT_CROAK_XS_USAGE assert(cv); assert(params) | |
95 | ||
96 | /* prototype to pass -Wmissing-prototypes */ | |
97 | STATIC void | |
98 | S_croak_xs_usage(pTHX_ const CV *const cv, const char *const params); | |
99 | ||
100 | STATIC void | |
101 | S_croak_xs_usage(pTHX_ const CV *const cv, const char *const params) | |
102 | { | |
103 | const GV *const gv = CvGV(cv); | |
104 | ||
105 | PERL_ARGS_ASSERT_CROAK_XS_USAGE; | |
106 | ||
107 | if (gv) { | |
108 | const char *const gvname = GvNAME(gv); | |
109 | const HV *const stash = GvSTASH(gv); | |
110 | const char *const hvname = stash ? HvNAME(stash) : NULL; | |
111 | ||
112 | if (hvname) | |
113 | Perl_croak_nocontext("Usage: %s::%s(%s)", hvname, gvname, params); | |
114 | else | |
115 | Perl_croak_nocontext("Usage: %s(%s)", gvname, params); | |
116 | } else { | |
117 | /* Pants. I don't think that it should be possible to get here. */ | |
118 | Perl_croak_nocontext("Usage: CODE(0x%"UVxf")(%s)", PTR2UV(cv), params); | |
119 | } | |
120 | } | |
121 | ||
122 | #ifdef PERL_IMPLICIT_CONTEXT | |
123 | #define croak_xs_usage(a,b) S_croak_xs_usage(aTHX_ a,b) | |
124 | #else | |
125 | #define croak_xs_usage S_croak_xs_usage | |
126 | #endif | |
127 | ||
128 | #endif | |
fba9e537 | 129 | |
d4e59e62 | 130 | #if PERL_VERSION_GE(5,9,0) && !defined(PERL_CORE) |
fba9e537 FC |
131 | |
132 | # define VUTIL_REPLACE_CORE 1 | |
133 | ||
14f3031b JP |
134 | static const char * Perl_scan_version2(pTHX_ const char *s, SV *rv, bool qv); |
135 | static SV * Perl_new_version2(pTHX_ SV *ver); | |
136 | static SV * Perl_upg_version2(pTHX_ SV *sv, bool qv); | |
137 | static SV * Perl_vstringify2(pTHX_ SV *vs); | |
138 | static SV * Perl_vverify2(pTHX_ SV *vs); | |
139 | static SV * Perl_vnumify2(pTHX_ SV *vs); | |
140 | static SV * Perl_vnormal2(pTHX_ SV *vs); | |
141 | static SV * Perl_vstringify2(pTHX_ SV *vs); | |
142 | static int Perl_vcmp2(pTHX_ SV *lsv, SV *rsv); | |
143 | static const char * Perl_prescan_version2(pTHX_ const char *s, bool strict, const char** errstr, bool *sqv, int *ssaw_decimal, int *swidth, bool *salpha); | |
fba9e537 FC |
144 | |
145 | # define SCAN_VERSION(a,b,c) Perl_scan_version2(aTHX_ a,b,c) | |
146 | # define NEW_VERSION(a) Perl_new_version2(aTHX_ a) | |
147 | # define UPG_VERSION(a,b) Perl_upg_version2(aTHX_ a, b) | |
148 | # define VSTRINGIFY(a) Perl_vstringify2(aTHX_ a) | |
149 | # define VVERIFY(a) Perl_vverify2(aTHX_ a) | |
150 | # define VNUMIFY(a) Perl_vnumify2(aTHX_ a) | |
151 | # define VNORMAL(a) Perl_vnormal2(aTHX_ a) | |
152 | # define VCMP(a,b) Perl_vcmp2(aTHX_ a,b) | |
153 | # define PRESCAN_VERSION(a,b,c,d,e,f,g) Perl_prescan_version2(aTHX_ a,b,c,d,e,f,g) | |
05402f6b | 154 | # undef is_LAX_VERSION |
fba9e537 FC |
155 | # define is_LAX_VERSION(a,b) \ |
156 | (a != Perl_prescan_version2(aTHX_ a, FALSE, b, NULL, NULL, NULL, NULL)) | |
05402f6b | 157 | # undef is_STRICT_VERSION |
fba9e537 FC |
158 | # define is_STRICT_VERSION(a,b) \ |
159 | (a != Perl_prescan_version2(aTHX_ a, TRUE, b, NULL, NULL, NULL, NULL)) | |
160 | ||
161 | #else | |
162 | ||
163 | const char * Perl_scan_version(pTHX_ const char *s, SV *rv, bool qv); | |
164 | SV * Perl_new_version(pTHX_ SV *ver); | |
165 | SV * Perl_upg_version(pTHX_ SV *sv, bool qv); | |
166 | SV * Perl_vverify(pTHX_ SV *vs); | |
167 | SV * Perl_vnumify(pTHX_ SV *vs); | |
168 | SV * Perl_vnormal(pTHX_ SV *vs); | |
169 | SV * Perl_vstringify(pTHX_ SV *vs); | |
170 | int Perl_vcmp(pTHX_ SV *lsv, SV *rsv); | |
171 | const char * Perl_prescan_version(pTHX_ const char *s, bool strict, const char** errstr, bool *sqv, int *ssaw_decimal, int *swidth, bool *salpha); | |
172 | ||
173 | # define SCAN_VERSION(a,b,c) Perl_scan_version(aTHX_ a,b,c) | |
174 | # define NEW_VERSION(a) Perl_new_version(aTHX_ a) | |
175 | # define UPG_VERSION(a,b) Perl_upg_version(aTHX_ a, b) | |
176 | # define VSTRINGIFY(a) Perl_vstringify(aTHX_ a) | |
177 | # define VVERIFY(a) Perl_vverify(aTHX_ a) | |
178 | # define VNUMIFY(a) Perl_vnumify(aTHX_ a) | |
179 | # define VNORMAL(a) Perl_vnormal(aTHX_ a) | |
180 | # define VCMP(a,b) Perl_vcmp(aTHX_ a,b) | |
181 | ||
182 | # define PRESCAN_VERSION(a,b,c,d,e,f,g) Perl_prescan_version(aTHX_ a,b,c,d,e,f,g) | |
d4e59e62 FC |
183 | # ifndef is_LAX_VERSION |
184 | # define is_LAX_VERSION(a,b) \ | |
fba9e537 | 185 | (a != Perl_prescan_version(aTHX_ a, FALSE, b, NULL, NULL, NULL, NULL)) |
d4e59e62 FC |
186 | # endif |
187 | # ifndef is_STRICT_VERSION | |
188 | # define is_STRICT_VERSION(a,b) \ | |
fba9e537 | 189 | (a != Perl_prescan_version(aTHX_ a, TRUE, b, NULL, NULL, NULL, NULL)) |
d4e59e62 | 190 | # endif |
fba9e537 FC |
191 | |
192 | #endif | |
193 | ||
194 | #if PERL_VERSION_LT(5,11,4) | |
195 | # define BADVERSION(a,b,c) \ | |
196 | if (b) { \ | |
197 | *b = c; \ | |
198 | } \ | |
199 | return a; | |
200 | ||
201 | # define PERL_ARGS_ASSERT_PRESCAN_VERSION \ | |
202 | assert(s); assert(sqv); assert(ssaw_decimal);\ | |
203 | assert(swidth); assert(salpha); | |
204 | ||
205 | # define PERL_ARGS_ASSERT_SCAN_VERSION \ | |
206 | assert(s); assert(rv) | |
207 | # define PERL_ARGS_ASSERT_NEW_VERSION \ | |
208 | assert(ver) | |
209 | # define PERL_ARGS_ASSERT_UPG_VERSION \ | |
210 | assert(ver) | |
211 | # define PERL_ARGS_ASSERT_VVERIFY \ | |
212 | assert(vs) | |
213 | # define PERL_ARGS_ASSERT_VNUMIFY \ | |
214 | assert(vs) | |
215 | # define PERL_ARGS_ASSERT_VNORMAL \ | |
216 | assert(vs) | |
217 | # define PERL_ARGS_ASSERT_VSTRINGIFY \ | |
218 | assert(vs) | |
219 | # define PERL_ARGS_ASSERT_VCMP \ | |
220 | assert(lhv); assert(rhv) | |
221 | # define PERL_ARGS_ASSERT_CK_WARNER \ | |
222 | assert(pat) | |
223 | #endif | |
05402f6b JP |
224 | |
225 | ||
226 | #if PERL_VERSION_LT(5,19,0) | |
227 | # undef STORE_NUMERIC_LOCAL_SET_STANDARD | |
228 | # undef RESTORE_NUMERIC_LOCAL | |
229 | # ifdef USE_LOCALE | |
230 | # define STORE_NUMERIC_LOCAL_SET_STANDARD()\ | |
231 | char *loc = savepv(setlocale(LC_NUMERIC, NULL)); \ | |
232 | SAVEFREEPV(loc); \ | |
233 | setlocale(LC_NUMERIC, "C"); | |
234 | ||
235 | # define RESTORE_NUMERIC_LOCAL()\ | |
236 | setlocale(LC_NUMERIC, loc); | |
237 | # else | |
238 | # define STORE_NUMERIC_LOCAL_SET_STANDARD() | |
239 | # define RESTORE_NUMERIC_LOCAL() | |
240 | # endif | |
241 | #endif | |
14f3031b JP |
242 | |
243 | #ifndef LOCK_NUMERIC_STANDARD | |
244 | #define LOCK_NUMERIC_STANDARD() | |
245 | #endif | |
246 | ||
247 | #ifndef UNLOCK_NUMERIC_STANDARD | |
248 | #define UNLOCK_NUMERIC_STANDARD() | |
249 | #endif | |
250 | ||
251 | /* ex: set ro: */ |