Commit | Line | Data |
a0d0e21e |
1 | /* sv.h |
79072805 |
2 | * |
9607fc9c |
3 | * Copyright (c) 1991-1997, Larry Wall |
79072805 |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
7 | * |
79072805 |
8 | */ |
9 | |
a0d0e21e |
10 | #ifdef sv_flags |
11 | #undef sv_flags /* Convex has this in <signal.h> for sigvec() */ |
12 | #endif |
13 | |
79072805 |
14 | typedef enum { |
a0d0e21e |
15 | SVt_NULL, /* 0 */ |
16 | SVt_IV, /* 1 */ |
17 | SVt_NV, /* 2 */ |
18 | SVt_RV, /* 3 */ |
19 | SVt_PV, /* 4 */ |
20 | SVt_PVIV, /* 5 */ |
21 | SVt_PVNV, /* 6 */ |
22 | SVt_PVMG, /* 7 */ |
23 | SVt_PVBM, /* 8 */ |
24 | SVt_PVLV, /* 9 */ |
25 | SVt_PVAV, /* 10 */ |
26 | SVt_PVHV, /* 11 */ |
27 | SVt_PVCV, /* 12 */ |
28 | SVt_PVGV, /* 13 */ |
29 | SVt_PVFM, /* 14 */ |
30 | SVt_PVIO /* 15 */ |
79072805 |
31 | } svtype; |
32 | |
79072805 |
33 | /* Using C's structural equivalence to help emulate C++ inheritance here... */ |
34 | |
35 | struct sv { |
463ee0b2 |
36 | void* sv_any; /* pointer to something */ |
79072805 |
37 | U32 sv_refcnt; /* how many references to us */ |
8990e307 |
38 | U32 sv_flags; /* what we are */ |
79072805 |
39 | }; |
40 | |
41 | struct gv { |
463ee0b2 |
42 | XPVGV* sv_any; /* pointer to something */ |
79072805 |
43 | U32 sv_refcnt; /* how many references to us */ |
8990e307 |
44 | U32 sv_flags; /* what we are */ |
79072805 |
45 | }; |
46 | |
47 | struct cv { |
232e078e |
48 | XPVCV* sv_any; /* pointer to something */ |
79072805 |
49 | U32 sv_refcnt; /* how many references to us */ |
8990e307 |
50 | U32 sv_flags; /* what we are */ |
79072805 |
51 | }; |
52 | |
53 | struct av { |
463ee0b2 |
54 | XPVAV* sv_any; /* pointer to something */ |
79072805 |
55 | U32 sv_refcnt; /* how many references to us */ |
8990e307 |
56 | U32 sv_flags; /* what we are */ |
79072805 |
57 | }; |
58 | |
59 | struct hv { |
463ee0b2 |
60 | XPVHV* sv_any; /* pointer to something */ |
79072805 |
61 | U32 sv_refcnt; /* how many references to us */ |
8990e307 |
62 | U32 sv_flags; /* what we are */ |
63 | }; |
64 | |
65 | struct io { |
66 | XPVIO* sv_any; /* pointer to something */ |
67 | U32 sv_refcnt; /* how many references to us */ |
68 | U32 sv_flags; /* what we are */ |
79072805 |
69 | }; |
70 | |
463ee0b2 |
71 | #define SvANY(sv) (sv)->sv_any |
79072805 |
72 | #define SvFLAGS(sv) (sv)->sv_flags |
8990e307 |
73 | |
74 | #define SvREFCNT(sv) (sv)->sv_refcnt |
75 | #ifdef CRIPPLED_CC |
2304df62 |
76 | #define SvREFCNT_inc(sv) sv_newref((SV*)sv) |
77 | #define SvREFCNT_dec(sv) sv_free((SV*)sv) |
8990e307 |
78 | #else |
79 | #define SvREFCNT_inc(sv) ((Sv = (SV*)(sv)), \ |
80 | (Sv && ++SvREFCNT(Sv)), (SV*)Sv) |
2304df62 |
81 | #define SvREFCNT_dec(sv) sv_free((SV*)sv) |
8990e307 |
82 | #endif |
83 | |
84 | #define SVTYPEMASK 0xff |
85 | #define SvTYPE(sv) ((sv)->sv_flags & SVTYPEMASK) |
79072805 |
86 | |
87 | #define SvUPGRADE(sv, mt) (SvTYPE(sv) >= mt || sv_upgrade(sv, mt)) |
88 | |
8990e307 |
89 | #define SVs_PADBUSY 0x00000100 /* reserved for tmp or my already */ |
90 | #define SVs_PADTMP 0x00000200 /* in use as tmp */ |
91 | #define SVs_PADMY 0x00000400 /* in use a "my" variable */ |
92 | #define SVs_TEMP 0x00000800 /* string is stealable? */ |
93 | #define SVs_OBJECT 0x00001000 /* is "blessed" */ |
94 | #define SVs_GMG 0x00002000 /* has magical get method */ |
95 | #define SVs_SMG 0x00004000 /* has magical set method */ |
96 | #define SVs_RMG 0x00008000 /* has random magical methods */ |
97 | |
98 | #define SVf_IOK 0x00010000 /* has valid public integer value */ |
99 | #define SVf_NOK 0x00020000 /* has valid public numeric value */ |
100 | #define SVf_POK 0x00040000 /* has valid public pointer value */ |
101 | #define SVf_ROK 0x00080000 /* has a valid reference pointer */ |
a0d0e21e |
102 | |
748a9306 |
103 | #define SVf_FAKE 0x00100000 /* glob or lexical is just a copy */ |
8990e307 |
104 | #define SVf_OOK 0x00200000 /* has valid offset value */ |
105 | #define SVf_BREAK 0x00400000 /* refcnt is artificially low */ |
106 | #define SVf_READONLY 0x00800000 /* may not be modified */ |
107 | |
a0d0e21e |
108 | #define SVf_THINKFIRST (SVf_READONLY|SVf_ROK) |
109 | |
8990e307 |
110 | #define SVp_IOK 0x01000000 /* has valid non-public integer value */ |
111 | #define SVp_NOK 0x02000000 /* has valid non-public numeric value */ |
112 | #define SVp_POK 0x04000000 /* has valid non-public pointer value */ |
113 | #define SVp_SCREAM 0x08000000 /* has been studied? */ |
114 | |
a0d0e21e |
115 | #define SVf_OK (SVf_IOK|SVf_NOK|SVf_POK|SVf_ROK| \ |
116 | SVp_IOK|SVp_NOK|SVp_POK) |
117 | |
118 | #ifdef OVERLOAD |
119 | #define SVf_AMAGIC 0x10000000 /* has magical overloaded methods */ |
120 | #endif /* OVERLOAD */ |
121 | |
8990e307 |
122 | #define PRIVSHIFT 8 |
123 | |
124 | /* Some private flags. */ |
125 | |
126 | #define SVpfm_COMPILED 0x80000000 |
127 | |
128 | #define SVpbm_VALID 0x80000000 |
bbce6d69 |
129 | #define SVpbm_TAIL 0x40000000 |
8990e307 |
130 | |
bf6bd887 |
131 | #define SVphv_SHAREKEYS 0x20000000 /* keys live on shared string table */ |
51594c39 |
132 | #define SVphv_LAZYDEL 0x40000000 /* entry in xhv_eiter must be deleted */ |
bf6bd887 |
133 | |
11343788 |
134 | #ifdef USE_THREADS |
f93b4edd |
135 | #define SVp_SYNC 0x10000000 /* Synchronised CV or an SV lock */ |
11343788 |
136 | #endif /* USE_THREADS */ |
137 | |
ed6116ce |
138 | struct xrv { |
139 | SV * xrv_rv; /* pointer to another SV */ |
140 | }; |
141 | |
79072805 |
142 | struct xpv { |
ed6116ce |
143 | char * xpv_pv; /* pointer to malloced string */ |
144 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
145 | STRLEN xpv_len; /* allocated size */ |
79072805 |
146 | }; |
147 | |
148 | struct xpviv { |
ed6116ce |
149 | char * xpv_pv; /* pointer to malloced string */ |
150 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
151 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
152 | IV xiv_iv; /* integer value or pv offset */ |
79072805 |
153 | }; |
154 | |
ff68c719 |
155 | struct xpvuv { |
156 | char * xpv_pv; /* pointer to malloced string */ |
157 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
158 | STRLEN xpv_len; /* allocated size */ |
159 | UV xuv_uv; /* unsigned value or pv offset */ |
160 | }; |
161 | |
79072805 |
162 | struct xpvnv { |
ed6116ce |
163 | char * xpv_pv; /* pointer to malloced string */ |
164 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
165 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
166 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
167 | double xnv_nv; /* numeric value, if any */ |
79072805 |
168 | }; |
169 | |
170 | struct xpvmg { |
ed6116ce |
171 | char * xpv_pv; /* pointer to malloced string */ |
172 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
173 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
174 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
175 | double xnv_nv; /* numeric value, if any */ |
79072805 |
176 | MAGIC* xmg_magic; /* linked list of magicalness */ |
177 | HV* xmg_stash; /* class package */ |
178 | }; |
179 | |
180 | struct xpvlv { |
ed6116ce |
181 | char * xpv_pv; /* pointer to malloced string */ |
182 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
183 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
184 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
185 | double xnv_nv; /* numeric value, if any */ |
79072805 |
186 | MAGIC* xmg_magic; /* linked list of magicalness */ |
187 | HV* xmg_stash; /* class package */ |
8990e307 |
188 | |
79072805 |
189 | STRLEN xlv_targoff; |
190 | STRLEN xlv_targlen; |
191 | SV* xlv_targ; |
192 | char xlv_type; |
193 | }; |
194 | |
195 | struct xpvgv { |
ed6116ce |
196 | char * xpv_pv; /* pointer to malloced string */ |
197 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
198 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
199 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
200 | double xnv_nv; /* numeric value, if any */ |
79072805 |
201 | MAGIC* xmg_magic; /* linked list of magicalness */ |
202 | HV* xmg_stash; /* class package */ |
8990e307 |
203 | |
79072805 |
204 | GP* xgv_gp; |
205 | char* xgv_name; |
206 | STRLEN xgv_namelen; |
207 | HV* xgv_stash; |
a5f75d66 |
208 | U8 xgv_flags; |
79072805 |
209 | }; |
210 | |
211 | struct xpvbm { |
ed6116ce |
212 | char * xpv_pv; /* pointer to malloced string */ |
213 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
214 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
215 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
216 | double xnv_nv; /* numeric value, if any */ |
79072805 |
217 | MAGIC* xmg_magic; /* linked list of magicalness */ |
218 | HV* xmg_stash; /* class package */ |
8990e307 |
219 | |
79072805 |
220 | I32 xbm_useful; /* is this constant pattern being useful? */ |
221 | U16 xbm_previous; /* how many characters in string before rare? */ |
222 | U8 xbm_rare; /* rarest character in string */ |
223 | }; |
224 | |
44a8e56a |
225 | /* This structure much match XPVCV */ |
226 | |
79072805 |
227 | struct xpvfm { |
ed6116ce |
228 | char * xpv_pv; /* pointer to malloced string */ |
229 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
230 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
231 | IV xiv_iv; /* integer value or pv offset */ |
ed6116ce |
232 | double xnv_nv; /* numeric value, if any */ |
79072805 |
233 | MAGIC* xmg_magic; /* linked list of magicalness */ |
234 | HV* xmg_stash; /* class package */ |
8990e307 |
235 | |
79072805 |
236 | HV * xcv_stash; |
237 | OP * xcv_start; |
238 | OP * xcv_root; |
a0d0e21e |
239 | void (*xcv_xsub)_((CV*)); |
240 | ANY xcv_xsubany; |
241 | GV * xcv_gv; |
79072805 |
242 | GV * xcv_filegv; |
243 | long xcv_depth; /* >= 2 indicates recursive call */ |
244 | AV * xcv_padlist; |
748a9306 |
245 | CV * xcv_outside; |
44a8e56a |
246 | U8 xcv_flags; |
247 | |
79072805 |
248 | I32 xfm_lines; |
249 | }; |
250 | |
8990e307 |
251 | struct xpvio { |
252 | char * xpv_pv; /* pointer to malloced string */ |
253 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ |
254 | STRLEN xpv_len; /* allocated size */ |
a0d0e21e |
255 | IV xiv_iv; /* integer value or pv offset */ |
8990e307 |
256 | double xnv_nv; /* numeric value, if any */ |
257 | MAGIC* xmg_magic; /* linked list of magicalness */ |
258 | HV* xmg_stash; /* class package */ |
259 | |
760ac839 |
260 | PerlIO * xio_ifp; /* ifp and ofp are normally the same */ |
261 | PerlIO * xio_ofp; /* but sockets need separate streams */ |
8990e307 |
262 | DIR * xio_dirp; /* for opendir, readdir, etc */ |
263 | long xio_lines; /* $. */ |
264 | long xio_page; /* $% */ |
265 | long xio_page_len; /* $= */ |
266 | long xio_lines_left; /* $- */ |
267 | char * xio_top_name; /* $^ */ |
268 | GV * xio_top_gv; /* $^ */ |
269 | char * xio_fmt_name; /* $~ */ |
270 | GV * xio_fmt_gv; /* $~ */ |
271 | char * xio_bottom_name;/* $^B */ |
272 | GV * xio_bottom_gv; /* $^B */ |
273 | short xio_subprocess; /* -| or |- */ |
274 | char xio_type; |
275 | char xio_flags; |
276 | }; |
277 | |
278 | #define IOf_ARGV 1 /* this fp iterates over ARGV */ |
279 | #define IOf_START 2 /* check for null ARGV and substitute '-' */ |
280 | #define IOf_FLUSH 4 /* this fp wants a flush after write op */ |
748a9306 |
281 | #define IOf_DIDTOP 8 /* just did top of form */ |
51594c39 |
282 | #define IOf_UNTAINT 16 /* consider this fp (and it's data) "safe" */ |
8990e307 |
283 | |
ed6116ce |
284 | /* The following macros define implementation-independent predicates on SVs. */ |
285 | |
79072805 |
286 | #define SvNIOK(sv) (SvFLAGS(sv) & (SVf_IOK|SVf_NOK)) |
748a9306 |
287 | #define SvNIOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK)) |
a0d0e21e |
288 | #define SvNIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK| \ |
289 | SVp_IOK|SVp_NOK)) |
79072805 |
290 | |
463ee0b2 |
291 | #define SvOK(sv) (SvFLAGS(sv) & SVf_OK) |
a0d0e21e |
292 | |
293 | #ifdef OVERLOAD |
294 | #define SvOK_off(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC), \ |
295 | SvOOK_off(sv)) |
296 | #else |
297 | #define SvOK_off(sv) (SvFLAGS(sv) &= ~SVf_OK, SvOOK_off(sv)) |
298 | #endif /* OVERLOAD */ |
79072805 |
299 | |
8990e307 |
300 | #define SvOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK|SVp_POK)) |
301 | #define SvIOKp(sv) (SvFLAGS(sv) & SVp_IOK) |
302 | #define SvIOKp_on(sv) (SvOOK_off(sv), SvFLAGS(sv) |= SVp_IOK) |
303 | #define SvNOKp(sv) (SvFLAGS(sv) & SVp_NOK) |
304 | #define SvNOKp_on(sv) (SvFLAGS(sv) |= SVp_NOK) |
305 | #define SvPOKp(sv) (SvFLAGS(sv) & SVp_POK) |
306 | #define SvPOKp_on(sv) (SvFLAGS(sv) |= SVp_POK) |
463ee0b2 |
307 | |
79072805 |
308 | #define SvIOK(sv) (SvFLAGS(sv) & SVf_IOK) |
8990e307 |
309 | #define SvIOK_on(sv) (SvOOK_off(sv), \ |
a0d0e21e |
310 | SvFLAGS(sv) |= (SVf_IOK|SVp_IOK)) |
8990e307 |
311 | #define SvIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVp_IOK)) |
a5f75d66 |
312 | #define SvIOK_only(sv) (SvOOK_off(sv), SvOK_off(sv), \ |
a0d0e21e |
313 | SvFLAGS(sv) |= (SVf_IOK|SVp_IOK)) |
79072805 |
314 | |
315 | #define SvNOK(sv) (SvFLAGS(sv) & SVf_NOK) |
a0d0e21e |
316 | #define SvNOK_on(sv) (SvFLAGS(sv) |= (SVf_NOK|SVp_NOK)) |
8990e307 |
317 | #define SvNOK_off(sv) (SvFLAGS(sv) &= ~(SVf_NOK|SVp_NOK)) |
318 | #define SvNOK_only(sv) (SvOK_off(sv), \ |
a0d0e21e |
319 | SvFLAGS(sv) |= (SVf_NOK|SVp_NOK)) |
79072805 |
320 | |
321 | #define SvPOK(sv) (SvFLAGS(sv) & SVf_POK) |
a0d0e21e |
322 | #define SvPOK_on(sv) (SvFLAGS(sv) |= (SVf_POK|SVp_POK)) |
8990e307 |
323 | #define SvPOK_off(sv) (SvFLAGS(sv) &= ~(SVf_POK|SVp_POK)) |
c07a80fd |
324 | |
325 | #ifdef OVERLOAD |
326 | #define SvPOK_only(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC), \ |
a0d0e21e |
327 | SvFLAGS(sv) |= (SVf_POK|SVp_POK)) |
c07a80fd |
328 | #else |
329 | #define SvPOK_only(sv) (SvFLAGS(sv) &= ~SVf_OK, \ |
330 | SvFLAGS(sv) |= (SVf_POK|SVp_POK)) |
331 | #endif /* OVERLOAD */ |
79072805 |
332 | |
333 | #define SvOOK(sv) (SvFLAGS(sv) & SVf_OOK) |
334 | #define SvOOK_on(sv) (SvIOK_off(sv), SvFLAGS(sv) |= SVf_OOK) |
335 | #define SvOOK_off(sv) (SvOOK(sv) && sv_backoff(sv)) |
79072805 |
336 | |
a0d0e21e |
337 | #define SvFAKE(sv) (SvFLAGS(sv) & SVf_FAKE) |
338 | #define SvFAKE_on(sv) (SvFLAGS(sv) |= SVf_FAKE) |
339 | #define SvFAKE_off(sv) (SvFLAGS(sv) &= ~SVf_FAKE) |
340 | |
ed6116ce |
341 | #define SvROK(sv) (SvFLAGS(sv) & SVf_ROK) |
a0d0e21e |
342 | #define SvROK_on(sv) (SvFLAGS(sv) |= SVf_ROK) |
343 | |
344 | #ifdef OVERLOAD |
345 | #define SvROK_off(sv) (SvFLAGS(sv) &= ~(SVf_ROK|SVf_AMAGIC)) |
346 | #else |
ed6116ce |
347 | #define SvROK_off(sv) (SvFLAGS(sv) &= ~SVf_ROK) |
a0d0e21e |
348 | #endif /* OVERLOAD */ |
79072805 |
349 | |
8990e307 |
350 | #define SvMAGICAL(sv) (SvFLAGS(sv) & (SVs_GMG|SVs_SMG|SVs_RMG)) |
351 | #define SvMAGICAL_on(sv) (SvFLAGS(sv) |= (SVs_GMG|SVs_SMG|SVs_RMG)) |
352 | #define SvMAGICAL_off(sv) (SvFLAGS(sv) &= ~(SVs_GMG|SVs_SMG|SVs_RMG)) |
79072805 |
353 | |
8990e307 |
354 | #define SvGMAGICAL(sv) (SvFLAGS(sv) & SVs_GMG) |
355 | #define SvGMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_GMG) |
356 | #define SvGMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_GMG) |
ed6116ce |
357 | |
8990e307 |
358 | #define SvSMAGICAL(sv) (SvFLAGS(sv) & SVs_SMG) |
359 | #define SvSMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_SMG) |
360 | #define SvSMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_SMG) |
ed6116ce |
361 | |
8990e307 |
362 | #define SvRMAGICAL(sv) (SvFLAGS(sv) & SVs_RMG) |
363 | #define SvRMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_RMG) |
364 | #define SvRMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_RMG) |
ed6116ce |
365 | |
a0d0e21e |
366 | #ifdef OVERLOAD |
367 | #define SvAMAGIC(sv) (SvFLAGS(sv) & SVf_AMAGIC) |
368 | #define SvAMAGIC_on(sv) (SvFLAGS(sv) |= SVf_AMAGIC) |
369 | #define SvAMAGIC_off(sv) (SvFLAGS(sv) &= ~SVf_AMAGIC) |
370 | |
371 | /* |
372 | #define Gv_AMG(stash) \ |
373 | (HV_AMAGICmb(stash) && \ |
374 | ((!HV_AMAGICbad(stash) && HV_AMAGIC(stash)) || Gv_AMupdate(stash))) |
375 | */ |
376 | #define Gv_AMG(stash) (amagic_generation && Gv_AMupdate(stash)) |
377 | #endif /* OVERLOAD */ |
378 | |
379 | #define SvTHINKFIRST(sv) (SvFLAGS(sv) & SVf_THINKFIRST) |
ed6116ce |
380 | |
8990e307 |
381 | #define SvPADBUSY(sv) (SvFLAGS(sv) & SVs_PADBUSY) |
ed6116ce |
382 | |
8990e307 |
383 | #define SvPADTMP(sv) (SvFLAGS(sv) & SVs_PADTMP) |
384 | #define SvPADTMP_on(sv) (SvFLAGS(sv) |= SVs_PADTMP|SVs_PADBUSY) |
385 | #define SvPADTMP_off(sv) (SvFLAGS(sv) &= ~SVs_PADTMP) |
ed6116ce |
386 | |
8990e307 |
387 | #define SvPADMY(sv) (SvFLAGS(sv) & SVs_PADMY) |
388 | #define SvPADMY_on(sv) (SvFLAGS(sv) |= SVs_PADMY|SVs_PADBUSY) |
ed6116ce |
389 | |
8990e307 |
390 | #define SvTEMP(sv) (SvFLAGS(sv) & SVs_TEMP) |
391 | #define SvTEMP_on(sv) (SvFLAGS(sv) |= SVs_TEMP) |
392 | #define SvTEMP_off(sv) (SvFLAGS(sv) &= ~SVs_TEMP) |
79072805 |
393 | |
8990e307 |
394 | #define SvOBJECT(sv) (SvFLAGS(sv) & SVs_OBJECT) |
395 | #define SvOBJECT_on(sv) (SvFLAGS(sv) |= SVs_OBJECT) |
396 | #define SvOBJECT_off(sv) (SvFLAGS(sv) &= ~SVs_OBJECT) |
79072805 |
397 | |
8990e307 |
398 | #define SvREADONLY(sv) (SvFLAGS(sv) & SVf_READONLY) |
399 | #define SvREADONLY_on(sv) (SvFLAGS(sv) |= SVf_READONLY) |
400 | #define SvREADONLY_off(sv) (SvFLAGS(sv) &= ~SVf_READONLY) |
79072805 |
401 | |
8990e307 |
402 | #define SvSCREAM(sv) (SvFLAGS(sv) & SVp_SCREAM) |
403 | #define SvSCREAM_on(sv) (SvFLAGS(sv) |= SVp_SCREAM) |
404 | #define SvSCREAM_off(sv) (SvFLAGS(sv) &= ~SVp_SCREAM) |
79072805 |
405 | |
8990e307 |
406 | #define SvCOMPILED(sv) (SvFLAGS(sv) & SVpfm_COMPILED) |
407 | #define SvCOMPILED_on(sv) (SvFLAGS(sv) |= SVpfm_COMPILED) |
408 | #define SvCOMPILED_off(sv) (SvFLAGS(sv) &= ~SVpfm_COMPILED) |
79072805 |
409 | |
8990e307 |
410 | #define SvTAIL(sv) (SvFLAGS(sv) & SVpbm_TAIL) |
411 | #define SvTAIL_on(sv) (SvFLAGS(sv) |= SVpbm_TAIL) |
412 | #define SvTAIL_off(sv) (SvFLAGS(sv) &= ~SVpbm_TAIL) |
413 | |
8990e307 |
414 | #define SvVALID(sv) (SvFLAGS(sv) & SVpbm_VALID) |
415 | #define SvVALID_on(sv) (SvFLAGS(sv) |= SVpbm_VALID) |
416 | #define SvVALID_off(sv) (SvFLAGS(sv) &= ~SVpbm_VALID) |
417 | |
ed6116ce |
418 | #define SvRV(sv) ((XRV*) SvANY(sv))->xrv_rv |
419 | #define SvRVx(sv) SvRV(sv) |
420 | |
463ee0b2 |
421 | #define SvIVX(sv) ((XPVIV*) SvANY(sv))->xiv_iv |
422 | #define SvIVXx(sv) SvIVX(sv) |
ff68c719 |
423 | #define SvUVX(sv) ((XPVUV*) SvANY(sv))->xuv_uv |
424 | #define SvUVXx(sv) SvUVX(sv) |
463ee0b2 |
425 | #define SvNVX(sv) ((XPVNV*)SvANY(sv))->xnv_nv |
426 | #define SvNVXx(sv) SvNVX(sv) |
427 | #define SvPVX(sv) ((XPV*) SvANY(sv))->xpv_pv |
428 | #define SvPVXx(sv) SvPVX(sv) |
79072805 |
429 | #define SvCUR(sv) ((XPV*) SvANY(sv))->xpv_cur |
79072805 |
430 | #define SvLEN(sv) ((XPV*) SvANY(sv))->xpv_len |
431 | #define SvLENx(sv) SvLEN(sv) |
432 | #define SvEND(sv)(((XPV*) SvANY(sv))->xpv_pv + ((XPV*)SvANY(sv))->xpv_cur) |
8990e307 |
433 | #define SvENDx(sv) ((Sv = (sv)), SvEND(Sv)) |
79072805 |
434 | #define SvMAGIC(sv) ((XPVMG*) SvANY(sv))->xmg_magic |
435 | #define SvSTASH(sv) ((XPVMG*) SvANY(sv))->xmg_stash |
436 | |
437 | #define SvIV_set(sv, val) \ |
80b92232 |
438 | STMT_START { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \ |
439 | (((XPVIV*) SvANY(sv))->xiv_iv = val); } STMT_END |
79072805 |
440 | #define SvNV_set(sv, val) \ |
80b92232 |
441 | STMT_START { assert(SvTYPE(sv) == SVt_NV || SvTYPE(sv) >= SVt_PVNV); \ |
442 | (((XPVNV*) SvANY(sv))->xnv_nv = val); } STMT_END |
79072805 |
443 | #define SvPV_set(sv, val) \ |
80b92232 |
444 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
445 | (((XPV*) SvANY(sv))->xpv_pv = val); } STMT_END |
79072805 |
446 | #define SvCUR_set(sv, val) \ |
80b92232 |
447 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
448 | (((XPV*) SvANY(sv))->xpv_cur = val); } STMT_END |
79072805 |
449 | #define SvLEN_set(sv, val) \ |
80b92232 |
450 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
451 | (((XPV*) SvANY(sv))->xpv_len = val); } STMT_END |
79072805 |
452 | #define SvEND_set(sv, val) \ |
80b92232 |
453 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
454 | (((XPV*) SvANY(sv))->xpv_cur = val - SvPVX(sv)); } STMT_END |
79072805 |
455 | |
456 | #define BmRARE(sv) ((XPVBM*) SvANY(sv))->xbm_rare |
457 | #define BmUSEFUL(sv) ((XPVBM*) SvANY(sv))->xbm_useful |
458 | #define BmPREVIOUS(sv) ((XPVBM*) SvANY(sv))->xbm_previous |
459 | |
460 | #define FmLINES(sv) ((XPVFM*) SvANY(sv))->xfm_lines |
461 | |
462 | #define LvTYPE(sv) ((XPVLV*) SvANY(sv))->xlv_type |
463 | #define LvTARG(sv) ((XPVLV*) SvANY(sv))->xlv_targ |
464 | #define LvTARGOFF(sv) ((XPVLV*) SvANY(sv))->xlv_targoff |
465 | #define LvTARGLEN(sv) ((XPVLV*) SvANY(sv))->xlv_targlen |
466 | |
8990e307 |
467 | #define IoIFP(sv) ((XPVIO*) SvANY(sv))->xio_ifp |
468 | #define IoOFP(sv) ((XPVIO*) SvANY(sv))->xio_ofp |
469 | #define IoDIRP(sv) ((XPVIO*) SvANY(sv))->xio_dirp |
470 | #define IoLINES(sv) ((XPVIO*) SvANY(sv))->xio_lines |
471 | #define IoPAGE(sv) ((XPVIO*) SvANY(sv))->xio_page |
472 | #define IoPAGE_LEN(sv) ((XPVIO*) SvANY(sv))->xio_page_len |
473 | #define IoLINES_LEFT(sv)((XPVIO*) SvANY(sv))->xio_lines_left |
474 | #define IoTOP_NAME(sv) ((XPVIO*) SvANY(sv))->xio_top_name |
475 | #define IoTOP_GV(sv) ((XPVIO*) SvANY(sv))->xio_top_gv |
476 | #define IoFMT_NAME(sv) ((XPVIO*) SvANY(sv))->xio_fmt_name |
477 | #define IoFMT_GV(sv) ((XPVIO*) SvANY(sv))->xio_fmt_gv |
478 | #define IoBOTTOM_NAME(sv)((XPVIO*) SvANY(sv))->xio_bottom_name |
479 | #define IoBOTTOM_GV(sv) ((XPVIO*) SvANY(sv))->xio_bottom_gv |
480 | #define IoSUBPROCESS(sv)((XPVIO*) SvANY(sv))->xio_subprocess |
481 | #define IoTYPE(sv) ((XPVIO*) SvANY(sv))->xio_type |
482 | #define IoFLAGS(sv) ((XPVIO*) SvANY(sv))->xio_flags |
483 | |
bbce6d69 |
484 | #define SvTAINTED(sv) (SvMAGICAL(sv) && sv_tainted(sv)) |
485 | #define SvTAINTED_on(sv) STMT_START{ if(tainting){sv_taint(sv);} }STMT_END |
486 | #define SvTAINTED_off(sv) STMT_START{ if(tainting){sv_untaint(sv);} }STMT_END |
487 | |
488 | #define SvTAINT(sv) STMT_START{ if(tainted){SvTAINTED_on(sv);} }STMT_END |
79072805 |
489 | |
490 | #ifdef CRIPPLED_CC |
491 | |
a0d0e21e |
492 | IV SvIV _((SV* sv)); |
ff68c719 |
493 | UV SvUV _((SV* sv)); |
a0d0e21e |
494 | double SvNV _((SV* sv)); |
495 | #define SvPV_force(sv, lp) sv_pvn_force(sv, &lp) |
463ee0b2 |
496 | #define SvPV(sv, lp) sv_pvn(sv, &lp) |
a0d0e21e |
497 | char *sv_pvn _((SV *, STRLEN *)); |
498 | I32 SvTRUE _((SV *)); |
79072805 |
499 | |
463ee0b2 |
500 | #define SvIVx(sv) SvIV(sv) |
ff68c719 |
501 | #define SvUVx(sv) SvUV(sv) |
463ee0b2 |
502 | #define SvNVx(sv) SvNV(sv) |
503 | #define SvPVx(sv, lp) sv_pvn(sv, &lp) |
a0d0e21e |
504 | #define SvPVx_force(sv, lp) sv_pvn_force(sv, &lp) |
79072805 |
505 | #define SvTRUEx(sv) SvTRUE(sv) |
506 | |
507 | #else /* !CRIPPLED_CC */ |
508 | |
ff68c719 |
509 | #undef SvIV |
463ee0b2 |
510 | #define SvIV(sv) (SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv)) |
79072805 |
511 | |
ff68c719 |
512 | #undef SvUV |
513 | #define SvUV(sv) (SvIOK(sv) ? SvUVX(sv) : sv_2uv(sv)) |
514 | |
515 | #undef SvNV |
463ee0b2 |
516 | #define SvNV(sv) (SvNOK(sv) ? SvNVX(sv) : sv_2nv(sv)) |
79072805 |
517 | |
ff68c719 |
518 | #undef SvPV |
519 | #define SvPV(sv, lp) \ |
520 | (SvPOK(sv) ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pv(sv, &lp)) |
79072805 |
521 | |
ff68c719 |
522 | #undef SvPV_force |
523 | #define SvPV_force(sv, lp) \ |
524 | ((SvFLAGS(sv) & (SVf_POK|SVf_THINKFIRST)) == SVf_POK \ |
525 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvn_force(sv, &lp)) |
a0d0e21e |
526 | |
ff68c719 |
527 | #undef SvTRUE |
463ee0b2 |
528 | #define SvTRUE(sv) ( \ |
8990e307 |
529 | !sv \ |
530 | ? 0 \ |
531 | : SvPOK(sv) \ |
79072805 |
532 | ? ((Xpv = (XPV*)SvANY(sv)) && \ |
533 | (*Xpv->xpv_pv > '0' || \ |
534 | Xpv->xpv_cur > 1 || \ |
535 | (Xpv->xpv_cur && *Xpv->xpv_pv != '0')) \ |
536 | ? 1 \ |
537 | : 0) \ |
538 | : \ |
539 | SvIOK(sv) \ |
463ee0b2 |
540 | ? SvIVX(sv) != 0 \ |
79072805 |
541 | : SvNOK(sv) \ |
463ee0b2 |
542 | ? SvNVX(sv) != 0.0 \ |
543 | : sv_2bool(sv) ) |
79072805 |
544 | |
8990e307 |
545 | #define SvIVx(sv) ((Sv = (sv)), SvIV(Sv)) |
ff68c719 |
546 | #define SvUVx(sv) ((Sv = (sv)), SvUV(Sv)) |
8990e307 |
547 | #define SvNVx(sv) ((Sv = (sv)), SvNV(Sv)) |
548 | #define SvPVx(sv, lp) ((Sv = (sv)), SvPV(Sv, lp)) |
549 | #define SvTRUEx(sv) ((Sv = (sv)), SvTRUE(Sv)) |
79072805 |
550 | |
551 | #endif /* CRIPPLED_CC */ |
552 | |
5f05dabc |
553 | #define newRV_inc(sv) newRV(sv) |
554 | #ifdef CRIPPLED_CC |
555 | SV *newRV_noinc _((SV *)); |
556 | #else |
557 | #define newRV_noinc(sv) ((Sv = newRV(sv)), --SvREFCNT(SvRV(Sv)), Sv) |
558 | #endif |
559 | |
79072805 |
560 | /* the following macro updates any magic values this sv is associated with */ |
561 | |
8990e307 |
562 | #define SvSETMAGIC(x) if (SvSMAGICAL(x)) mg_set(x) |
79072805 |
563 | |
54310121 |
564 | #define SvSetSV_and(dst,src,finally) \ |
565 | if ((dst) != (src)) { \ |
566 | sv_setsv(dst, src); \ |
567 | finally; \ |
568 | } |
569 | #define SvSetSV_nosteal_and(dst,src,finally) \ |
8ebc5c01 |
570 | if ((dst) != (src)) { \ |
571 | U32 tMpF = SvFLAGS(src) & SVs_TEMP; \ |
572 | SvTEMP_off(src); \ |
573 | sv_setsv(dst, src); \ |
574 | SvFLAGS(src) |= tMpF; \ |
54310121 |
575 | finally; \ |
8ebc5c01 |
576 | } |
79072805 |
577 | |
54310121 |
578 | #define SvSetSV(dst,src) \ |
c9d716f7 |
579 | SvSetSV_and(dst,src,/*nothing*/;) |
54310121 |
580 | #define SvSetSV_nosteal(dst,src) \ |
c9d716f7 |
581 | SvSetSV_nosteal_and(dst,src,/*nothing*/;) |
54310121 |
582 | |
583 | #define SvSetMagicSV(dst,src) \ |
584 | SvSetSV_and(dst,src,SvSETMAGIC(dst)) |
585 | #define SvSetMagicSV_nosteal(dst,src) \ |
586 | SvSetSV_nosteal_and(dst,src,SvSETMAGIC(dst)) |
587 | |
79072805 |
588 | #define SvPEEK(sv) sv_peek(sv) |
589 | |
36477c24 |
590 | #define SvIMMORTAL(sv) ((sv)==&sv_undef || (sv)==&sv_yes || (sv)==&sv_no) |
591 | |
54310121 |
592 | #define boolSV(b) ((b) ? &sv_yes : &sv_no) |
593 | |
79072805 |
594 | #define isGV(sv) (SvTYPE(sv) == SVt_PVGV) |
595 | |
79072805 |
596 | #ifndef DOSISH |
a0d0e21e |
597 | # define SvGROW(sv,len) (SvLEN(sv) < (len) ? sv_grow(sv,len) : SvPVX(sv)) |
79072805 |
598 | # define Sv_Grow sv_grow |
599 | #else |
600 | /* extra parentheses intentionally NOT placed around "len"! */ |
a0d0e21e |
601 | # define SvGROW(sv,len) ((SvLEN(sv) < (unsigned long)len) \ |
602 | ? sv_grow(sv,(unsigned long)len) : SvPVX(sv)) |
79072805 |
603 | # define Sv_Grow(sv,len) sv_grow(sv,(unsigned long)(len)) |
604 | #endif /* DOSISH */ |