Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* sv.h |
79072805 | 2 | * |
bc89e66f | 3 | * Copyright (c) 1991-2001, Larry Wall |
79072805 LW |
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 LW |
8 | */ |
9 | ||
a0d0e21e LW |
10 | #ifdef sv_flags |
11 | #undef sv_flags /* Convex has this in <signal.h> for sigvec() */ | |
12 | #endif | |
13 | ||
954c1994 GS |
14 | /* |
15 | =for apidoc AmU||svtype | |
16 | An enum of flags for Perl types. These are found in the file B<sv.h> | |
17 | in the C<svtype> enum. Test these flags with the C<SvTYPE> macro. | |
18 | ||
19 | =for apidoc AmU||SVt_PV | |
20 | Pointer type flag for scalars. See C<svtype>. | |
21 | ||
22 | =for apidoc AmU||SVt_IV | |
23 | Integer type flag for scalars. See C<svtype>. | |
24 | ||
25 | =for apidoc AmU||SVt_NV | |
26 | Double type flag for scalars. See C<svtype>. | |
27 | ||
28 | =for apidoc AmU||SVt_PVMG | |
29 | Type flag for blessed scalars. See C<svtype>. | |
30 | ||
31 | =for apidoc AmU||SVt_PVAV | |
32 | Type flag for arrays. See C<svtype>. | |
33 | ||
34 | =for apidoc AmU||SVt_PVHV | |
35 | Type flag for hashes. See C<svtype>. | |
36 | ||
37 | =for apidoc AmU||SVt_PVCV | |
38 | Type flag for code refs. See C<svtype>. | |
39 | ||
40 | =cut | |
41 | */ | |
42 | ||
79072805 | 43 | typedef enum { |
a0d0e21e LW |
44 | SVt_NULL, /* 0 */ |
45 | SVt_IV, /* 1 */ | |
46 | SVt_NV, /* 2 */ | |
47 | SVt_RV, /* 3 */ | |
48 | SVt_PV, /* 4 */ | |
49 | SVt_PVIV, /* 5 */ | |
50 | SVt_PVNV, /* 6 */ | |
51 | SVt_PVMG, /* 7 */ | |
52 | SVt_PVBM, /* 8 */ | |
53 | SVt_PVLV, /* 9 */ | |
54 | SVt_PVAV, /* 10 */ | |
55 | SVt_PVHV, /* 11 */ | |
56 | SVt_PVCV, /* 12 */ | |
57 | SVt_PVGV, /* 13 */ | |
58 | SVt_PVFM, /* 14 */ | |
59 | SVt_PVIO /* 15 */ | |
79072805 LW |
60 | } svtype; |
61 | ||
79072805 LW |
62 | /* Using C's structural equivalence to help emulate C++ inheritance here... */ |
63 | ||
b8d3c5db | 64 | struct STRUCT_SV { |
463ee0b2 | 65 | void* sv_any; /* pointer to something */ |
79072805 | 66 | U32 sv_refcnt; /* how many references to us */ |
8990e307 | 67 | U32 sv_flags; /* what we are */ |
79072805 LW |
68 | }; |
69 | ||
70 | struct gv { | |
463ee0b2 | 71 | XPVGV* sv_any; /* pointer to something */ |
79072805 | 72 | U32 sv_refcnt; /* how many references to us */ |
8990e307 | 73 | U32 sv_flags; /* what we are */ |
79072805 LW |
74 | }; |
75 | ||
76 | struct cv { | |
232e078e | 77 | XPVCV* sv_any; /* pointer to something */ |
79072805 | 78 | U32 sv_refcnt; /* how many references to us */ |
8990e307 | 79 | U32 sv_flags; /* what we are */ |
79072805 LW |
80 | }; |
81 | ||
82 | struct av { | |
463ee0b2 | 83 | XPVAV* sv_any; /* pointer to something */ |
79072805 | 84 | U32 sv_refcnt; /* how many references to us */ |
8990e307 | 85 | U32 sv_flags; /* what we are */ |
79072805 LW |
86 | }; |
87 | ||
88 | struct hv { | |
463ee0b2 | 89 | XPVHV* sv_any; /* pointer to something */ |
79072805 | 90 | U32 sv_refcnt; /* how many references to us */ |
8990e307 LW |
91 | U32 sv_flags; /* what we are */ |
92 | }; | |
93 | ||
94 | struct io { | |
95 | XPVIO* sv_any; /* pointer to something */ | |
96 | U32 sv_refcnt; /* how many references to us */ | |
97 | U32 sv_flags; /* what we are */ | |
79072805 LW |
98 | }; |
99 | ||
954c1994 GS |
100 | /* |
101 | =for apidoc Am|U32|SvREFCNT|SV* sv | |
102 | Returns the value of the object's reference count. | |
103 | ||
104 | =for apidoc Am|SV*|SvREFCNT_inc|SV* sv | |
105 | Increments the reference count of the given SV. | |
106 | ||
107 | =for apidoc Am|void|SvREFCNT_dec|SV* sv | |
108 | Decrements the reference count of the given SV. | |
109 | ||
110 | =for apidoc Am|svtype|SvTYPE|SV* sv | |
111 | Returns the type of the SV. See C<svtype>. | |
112 | ||
113 | =for apidoc Am|void|SvUPGRADE|SV* sv|svtype type | |
114 | Used to upgrade an SV to a more complex form. Uses C<sv_upgrade> to | |
115 | perform the upgrade if necessary. See C<svtype>. | |
116 | ||
117 | =cut | |
118 | */ | |
119 | ||
463ee0b2 | 120 | #define SvANY(sv) (sv)->sv_any |
79072805 | 121 | #define SvFLAGS(sv) (sv)->sv_flags |
aeea060c | 122 | #define SvREFCNT(sv) (sv)->sv_refcnt |
a863c7d1 | 123 | |
dce16143 MB |
124 | #ifdef USE_THREADS |
125 | ||
3d35f11b GS |
126 | # if defined(VMS) |
127 | # define ATOMIC_INC(count) __ATOMIC_INCREMENT_LONG(&count) | |
128 | # define ATOMIC_DEC_AND_TEST(res,count) res=(1==__ATOMIC_DECREMENT_LONG(&count)) | |
129 | # else | |
130 | # ifdef EMULATE_ATOMIC_REFCOUNTS | |
131 | # define ATOMIC_INC(count) STMT_START { \ | |
132 | MUTEX_LOCK(&PL_svref_mutex); \ | |
133 | ++count; \ | |
134 | MUTEX_UNLOCK(&PL_svref_mutex); \ | |
135 | } STMT_END | |
136 | # define ATOMIC_DEC_AND_TEST(res,count) STMT_START { \ | |
137 | MUTEX_LOCK(&PL_svref_mutex); \ | |
138 | res = (--count == 0); \ | |
139 | MUTEX_UNLOCK(&PL_svref_mutex); \ | |
140 | } STMT_END | |
141 | # else | |
142 | # define ATOMIC_INC(count) atomic_inc(&count) | |
143 | # define ATOMIC_DEC_AND_TEST(res,count) (res = atomic_dec_and_test(&count)) | |
144 | # endif /* EMULATE_ATOMIC_REFCOUNTS */ | |
145 | # endif /* VMS */ | |
dce16143 MB |
146 | #else |
147 | # define ATOMIC_INC(count) (++count) | |
83b0a010 | 148 | # define ATOMIC_DEC_AND_TEST(res, count) (res = (--count == 0)) |
dce16143 MB |
149 | #endif /* USE_THREADS */ |
150 | ||
a863c7d1 | 151 | #ifdef __GNUC__ |
dce16143 MB |
152 | # define SvREFCNT_inc(sv) \ |
153 | ({ \ | |
154 | SV *nsv = (SV*)(sv); \ | |
155 | if (nsv) \ | |
156 | ATOMIC_INC(SvREFCNT(nsv)); \ | |
157 | nsv; \ | |
158 | }) | |
8990e307 | 159 | #else |
a863c7d1 | 160 | # if defined(CRIPPLED_CC) || defined(USE_THREADS) |
3d35f11b GS |
161 | # if defined(VMS) && defined(__ALPHA) |
162 | # define SvREFCNT_inc(sv) \ | |
163 | (PL_Sv=(SV*)(sv), (PL_Sv && __ATOMIC_INCREMENT_LONG(&(SvREFCNT(PL_Sv)))), (SV *)PL_Sv) | |
164 | # else | |
165 | # define SvREFCNT_inc(sv) sv_newref((SV*)sv) | |
166 | # endif | |
a863c7d1 | 167 | # else |
dce16143 | 168 | # define SvREFCNT_inc(sv) \ |
6b88bc9c | 169 | ((PL_Sv=(SV*)(sv)), (PL_Sv && ATOMIC_INC(SvREFCNT(PL_Sv))), (SV*)PL_Sv) |
a863c7d1 | 170 | # endif |
8990e307 LW |
171 | #endif |
172 | ||
a863c7d1 MB |
173 | #define SvREFCNT_dec(sv) sv_free((SV*)sv) |
174 | ||
8990e307 LW |
175 | #define SVTYPEMASK 0xff |
176 | #define SvTYPE(sv) ((sv)->sv_flags & SVTYPEMASK) | |
79072805 LW |
177 | |
178 | #define SvUPGRADE(sv, mt) (SvTYPE(sv) >= mt || sv_upgrade(sv, mt)) | |
179 | ||
8990e307 LW |
180 | #define SVs_PADBUSY 0x00000100 /* reserved for tmp or my already */ |
181 | #define SVs_PADTMP 0x00000200 /* in use as tmp */ | |
182 | #define SVs_PADMY 0x00000400 /* in use a "my" variable */ | |
183 | #define SVs_TEMP 0x00000800 /* string is stealable? */ | |
184 | #define SVs_OBJECT 0x00001000 /* is "blessed" */ | |
185 | #define SVs_GMG 0x00002000 /* has magical get method */ | |
186 | #define SVs_SMG 0x00004000 /* has magical set method */ | |
187 | #define SVs_RMG 0x00008000 /* has random magical methods */ | |
188 | ||
189 | #define SVf_IOK 0x00010000 /* has valid public integer value */ | |
190 | #define SVf_NOK 0x00020000 /* has valid public numeric value */ | |
191 | #define SVf_POK 0x00040000 /* has valid public pointer value */ | |
192 | #define SVf_ROK 0x00080000 /* has a valid reference pointer */ | |
a0d0e21e | 193 | |
748a9306 | 194 | #define SVf_FAKE 0x00100000 /* glob or lexical is just a copy */ |
8990e307 LW |
195 | #define SVf_OOK 0x00200000 /* has valid offset value */ |
196 | #define SVf_BREAK 0x00400000 /* refcnt is artificially low */ | |
197 | #define SVf_READONLY 0x00800000 /* may not be modified */ | |
198 | ||
a0d0e21e | 199 | |
8990e307 LW |
200 | #define SVp_IOK 0x01000000 /* has valid non-public integer value */ |
201 | #define SVp_NOK 0x02000000 /* has valid non-public numeric value */ | |
202 | #define SVp_POK 0x04000000 /* has valid non-public pointer value */ | |
203 | #define SVp_SCREAM 0x08000000 /* has been studied? */ | |
204 | ||
5bc28da9 NIS |
205 | #define SVf_UTF8 0x20000000 /* SvPVX is UTF-8 encoded */ |
206 | ||
430eacda | 207 | #define SVf_THINKFIRST (SVf_READONLY|SVf_ROK|SVf_FAKE) |
5bc28da9 | 208 | |
a0d0e21e LW |
209 | #define SVf_OK (SVf_IOK|SVf_NOK|SVf_POK|SVf_ROK| \ |
210 | SVp_IOK|SVp_NOK|SVp_POK) | |
211 | ||
9e7bc3e8 | 212 | #define SVf_AMAGIC 0x10000000 /* has magical overloaded methods */ |
a0d0e21e | 213 | |
8990e307 LW |
214 | #define PRIVSHIFT 8 |
215 | ||
216 | /* Some private flags. */ | |
217 | ||
f472eb5c | 218 | /* SVpad_OUR may be set on SVt_PV{NV,MG,GV} types */ |
032d6771 | 219 | #define SVpad_OUR 0x80000000 /* pad name is "our" instead of "my" */ |
524189f1 | 220 | #define SVpad_TYPED 0x40000000 /* Typed Lexical */ |
032d6771 | 221 | |
25da4f38 IZ |
222 | #define SVf_IVisUV 0x80000000 /* use XPVUV instead of XPVIV */ |
223 | ||
224 | #define SVpfm_COMPILED 0x80000000 /* FORMLINE is compiled */ | |
8990e307 LW |
225 | |
226 | #define SVpbm_VALID 0x80000000 | |
bbce6d69 | 227 | #define SVpbm_TAIL 0x40000000 |
8990e307 | 228 | |
25da4f38 IZ |
229 | #define SVrepl_EVAL 0x40000000 /* Replacement part of s///e */ |
230 | ||
6bfc225d | 231 | #define SVphv_SHAREKEYS 0x20000000 /* keys live on shared string table */ |
51594c39 | 232 | #define SVphv_LAZYDEL 0x40000000 /* entry in xhv_eiter must be deleted */ |
bf6bd887 | 233 | |
810b8aa5 GS |
234 | #define SVprv_WEAKREF 0x80000000 /* Weak reference */ |
235 | ||
ed6116ce LW |
236 | struct xrv { |
237 | SV * xrv_rv; /* pointer to another SV */ | |
238 | }; | |
239 | ||
79072805 | 240 | struct xpv { |
ed6116ce LW |
241 | char * xpv_pv; /* pointer to malloced string */ |
242 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
243 | STRLEN xpv_len; /* allocated size */ | |
79072805 LW |
244 | }; |
245 | ||
246 | struct xpviv { | |
ed6116ce LW |
247 | char * xpv_pv; /* pointer to malloced string */ |
248 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
249 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 250 | IV xiv_iv; /* integer value or pv offset */ |
79072805 LW |
251 | }; |
252 | ||
ff68c719 | 253 | struct xpvuv { |
254 | char * xpv_pv; /* pointer to malloced string */ | |
255 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
256 | STRLEN xpv_len; /* allocated size */ | |
257 | UV xuv_uv; /* unsigned value or pv offset */ | |
258 | }; | |
259 | ||
79072805 | 260 | struct xpvnv { |
ed6116ce LW |
261 | char * xpv_pv; /* pointer to malloced string */ |
262 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
263 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 264 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 265 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
266 | }; |
267 | ||
6ee623d5 | 268 | /* These structure must match the beginning of struct xpvhv in hv.h. */ |
79072805 | 269 | struct xpvmg { |
ed6116ce LW |
270 | char * xpv_pv; /* pointer to malloced string */ |
271 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
272 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 273 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 274 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
275 | MAGIC* xmg_magic; /* linked list of magicalness */ |
276 | HV* xmg_stash; /* class package */ | |
277 | }; | |
278 | ||
279 | struct xpvlv { | |
ed6116ce LW |
280 | char * xpv_pv; /* pointer to malloced string */ |
281 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
282 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 283 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 284 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
285 | MAGIC* xmg_magic; /* linked list of magicalness */ |
286 | HV* xmg_stash; /* class package */ | |
8990e307 | 287 | |
79072805 LW |
288 | STRLEN xlv_targoff; |
289 | STRLEN xlv_targlen; | |
290 | SV* xlv_targ; | |
291 | char xlv_type; | |
292 | }; | |
293 | ||
294 | struct xpvgv { | |
ed6116ce LW |
295 | char * xpv_pv; /* pointer to malloced string */ |
296 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
297 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 298 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 299 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
300 | MAGIC* xmg_magic; /* linked list of magicalness */ |
301 | HV* xmg_stash; /* class package */ | |
8990e307 | 302 | |
79072805 LW |
303 | GP* xgv_gp; |
304 | char* xgv_name; | |
305 | STRLEN xgv_namelen; | |
306 | HV* xgv_stash; | |
a5f75d66 | 307 | U8 xgv_flags; |
79072805 LW |
308 | }; |
309 | ||
310 | struct xpvbm { | |
ed6116ce LW |
311 | char * xpv_pv; /* pointer to malloced string */ |
312 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
313 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 314 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 315 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
316 | MAGIC* xmg_magic; /* linked list of magicalness */ |
317 | HV* xmg_stash; /* class package */ | |
8990e307 | 318 | |
79072805 LW |
319 | I32 xbm_useful; /* is this constant pattern being useful? */ |
320 | U16 xbm_previous; /* how many characters in string before rare? */ | |
321 | U8 xbm_rare; /* rarest character in string */ | |
322 | }; | |
323 | ||
57843af0 | 324 | /* This structure much match XPVCV in cv.h */ |
44a8e56a | 325 | |
77a005ab MB |
326 | typedef U16 cv_flags_t; |
327 | ||
79072805 | 328 | struct xpvfm { |
ed6116ce LW |
329 | char * xpv_pv; /* pointer to malloced string */ |
330 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
331 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 332 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 333 | NV xnv_nv; /* numeric value, if any */ |
79072805 LW |
334 | MAGIC* xmg_magic; /* linked list of magicalness */ |
335 | HV* xmg_stash; /* class package */ | |
8990e307 | 336 | |
79072805 LW |
337 | HV * xcv_stash; |
338 | OP * xcv_start; | |
339 | OP * xcv_root; | |
0cb96387 | 340 | void (*xcv_xsub)(pTHXo_ CV*); |
a0d0e21e LW |
341 | ANY xcv_xsubany; |
342 | GV * xcv_gv; | |
57843af0 | 343 | char * xcv_file; |
b195d487 | 344 | long xcv_depth; /* >= 2 indicates recursive call */ |
79072805 | 345 | AV * xcv_padlist; |
748a9306 | 346 | CV * xcv_outside; |
e858de61 | 347 | #ifdef USE_THREADS |
f6d98b14 | 348 | perl_mutex *xcv_mutexp; /* protects xcv_owner */ |
52e1cb5e | 349 | struct perl_thread *xcv_owner; /* current owner thread */ |
e858de61 | 350 | #endif /* USE_THREADS */ |
77a005ab | 351 | cv_flags_t xcv_flags; |
44a8e56a | 352 | |
79072805 LW |
353 | I32 xfm_lines; |
354 | }; | |
355 | ||
8990e307 LW |
356 | struct xpvio { |
357 | char * xpv_pv; /* pointer to malloced string */ | |
358 | STRLEN xpv_cur; /* length of xpv_pv as a C string */ | |
359 | STRLEN xpv_len; /* allocated size */ | |
a0d0e21e | 360 | IV xiv_iv; /* integer value or pv offset */ |
65202027 | 361 | NV xnv_nv; /* numeric value, if any */ |
8990e307 LW |
362 | MAGIC* xmg_magic; /* linked list of magicalness */ |
363 | HV* xmg_stash; /* class package */ | |
364 | ||
760ac839 LW |
365 | PerlIO * xio_ifp; /* ifp and ofp are normally the same */ |
366 | PerlIO * xio_ofp; /* but sockets need separate streams */ | |
4755096e GS |
367 | /* Cray addresses everything by word boundaries (64 bits) and |
368 | * code and data pointers cannot be mixed (which is exactly what | |
369 | * Perl_filter_add() tries to do with the dirp), hence the following | |
370 | * union trick (as suggested by Gurusamy Sarathy). | |
371 | * For further information see Geir Johansen's problem report titled | |
372 | [ID 20000612.002] Perl problem on Cray system | |
373 | * The any pointer (known as IoANY()) will also be a good place | |
374 | * to hang any IO disciplines to. | |
375 | */ | |
376 | union { | |
377 | DIR * xiou_dirp; /* for opendir, readdir, etc */ | |
378 | void * xiou_any; /* for alignment */ | |
379 | } xio_dirpu; | |
8990e307 LW |
380 | long xio_lines; /* $. */ |
381 | long xio_page; /* $% */ | |
382 | long xio_page_len; /* $= */ | |
383 | long xio_lines_left; /* $- */ | |
384 | char * xio_top_name; /* $^ */ | |
385 | GV * xio_top_gv; /* $^ */ | |
386 | char * xio_fmt_name; /* $~ */ | |
387 | GV * xio_fmt_gv; /* $~ */ | |
388 | char * xio_bottom_name;/* $^B */ | |
389 | GV * xio_bottom_gv; /* $^B */ | |
390 | short xio_subprocess; /* -| or |- */ | |
391 | char xio_type; | |
392 | char xio_flags; | |
393 | }; | |
4755096e GS |
394 | #define xio_dirp xio_dirpu.xiou_dirp |
395 | #define xio_any xio_dirpu.xiou_any | |
8990e307 | 396 | |
e0c19803 GS |
397 | #define IOf_ARGV 1 /* this fp iterates over ARGV */ |
398 | #define IOf_START 2 /* check for null ARGV and substitute '-' */ | |
399 | #define IOf_FLUSH 4 /* this fp wants a flush after write op */ | |
400 | #define IOf_DIDTOP 8 /* just did top of form */ | |
401 | #define IOf_UNTAINT 16 /* consider this fp (and its data) "safe" */ | |
402 | #define IOf_NOLINE 32 /* slurped a pseudo-line from empty file */ | |
403 | #define IOf_FAKE_DIRP 64 /* xio_dirp is fake (source filters kludge) */ | |
8990e307 | 404 | |
ed6116ce LW |
405 | /* The following macros define implementation-independent predicates on SVs. */ |
406 | ||
954c1994 GS |
407 | /* |
408 | =for apidoc Am|bool|SvNIOK|SV* sv | |
409 | Returns a boolean indicating whether the SV contains a number, integer or | |
410 | double. | |
411 | ||
412 | =for apidoc Am|bool|SvNIOKp|SV* sv | |
413 | Returns a boolean indicating whether the SV contains a number, integer or | |
414 | double. Checks the B<private> setting. Use C<SvNIOK>. | |
415 | ||
416 | =for apidoc Am|void|SvNIOK_off|SV* sv | |
417 | Unsets the NV/IV status of an SV. | |
418 | ||
419 | =for apidoc Am|bool|SvOK|SV* sv | |
420 | Returns a boolean indicating whether the value is an SV. | |
421 | ||
422 | =for apidoc Am|bool|SvIOKp|SV* sv | |
423 | Returns a boolean indicating whether the SV contains an integer. Checks | |
424 | the B<private> setting. Use C<SvIOK>. | |
425 | ||
426 | =for apidoc Am|bool|SvNOKp|SV* sv | |
427 | Returns a boolean indicating whether the SV contains a double. Checks the | |
428 | B<private> setting. Use C<SvNOK>. | |
429 | ||
430 | =for apidoc Am|bool|SvPOKp|SV* sv | |
431 | Returns a boolean indicating whether the SV contains a character string. | |
432 | Checks the B<private> setting. Use C<SvPOK>. | |
433 | ||
434 | =for apidoc Am|bool|SvIOK|SV* sv | |
435 | Returns a boolean indicating whether the SV contains an integer. | |
436 | ||
437 | =for apidoc Am|void|SvIOK_on|SV* sv | |
438 | Tells an SV that it is an integer. | |
439 | ||
440 | =for apidoc Am|void|SvIOK_off|SV* sv | |
441 | Unsets the IV status of an SV. | |
442 | ||
443 | =for apidoc Am|void|SvIOK_only|SV* sv | |
444 | Tells an SV that it is an integer and disables all other OK bits. | |
445 | ||
e331fc52 JH |
446 | =for apidoc Am|void|SvIOK_only_UV|SV* sv |
447 | Tells and SV that it is an unsigned integer and disables all other OK bits. | |
448 | ||
449 | =for apidoc Am|void|SvIOK_UV|SV* sv | |
450 | Returns a boolean indicating whether the SV contains an unsigned integer. | |
451 | ||
28e5dec8 JH |
452 | =for apidoc Am|void|SvUOK|SV* sv |
453 | Returns a boolean indicating whether the SV contains an unsigned integer. | |
454 | ||
e331fc52 JH |
455 | =for apidoc Am|void|SvIOK_notUV|SV* sv |
456 | Returns a boolean indicating whether the SV contains an signed integer. | |
457 | ||
954c1994 GS |
458 | =for apidoc Am|bool|SvNOK|SV* sv |
459 | Returns a boolean indicating whether the SV contains a double. | |
460 | ||
461 | =for apidoc Am|void|SvNOK_on|SV* sv | |
462 | Tells an SV that it is a double. | |
463 | ||
464 | =for apidoc Am|void|SvNOK_off|SV* sv | |
465 | Unsets the NV status of an SV. | |
466 | ||
467 | =for apidoc Am|void|SvNOK_only|SV* sv | |
468 | Tells an SV that it is a double and disables all other OK bits. | |
469 | ||
470 | =for apidoc Am|bool|SvPOK|SV* sv | |
471 | Returns a boolean indicating whether the SV contains a character | |
472 | string. | |
473 | ||
474 | =for apidoc Am|void|SvPOK_on|SV* sv | |
475 | Tells an SV that it is a string. | |
476 | ||
477 | =for apidoc Am|void|SvPOK_off|SV* sv | |
478 | Unsets the PV status of an SV. | |
479 | ||
480 | =for apidoc Am|void|SvPOK_only|SV* sv | |
481 | Tells an SV that it is a string and disables all other OK bits. | |
d5ce4a7c | 482 | Will also turn off the UTF8 status. |
954c1994 GS |
483 | |
484 | =for apidoc Am|bool|SvOOK|SV* sv | |
485 | Returns a boolean indicating whether the SvIVX is a valid offset value for | |
486 | the SvPVX. This hack is used internally to speed up removal of characters | |
487 | from the beginning of a SvPV. When SvOOK is true, then the start of the | |
488 | allocated string buffer is really (SvPVX - SvIVX). | |
489 | ||
490 | =for apidoc Am|bool|SvROK|SV* sv | |
491 | Tests if the SV is an RV. | |
492 | ||
493 | =for apidoc Am|void|SvROK_on|SV* sv | |
494 | Tells an SV that it is an RV. | |
495 | ||
496 | =for apidoc Am|void|SvROK_off|SV* sv | |
497 | Unsets the RV status of an SV. | |
498 | ||
499 | =for apidoc Am|SV*|SvRV|SV* sv | |
500 | Dereferences an RV to return the SV. | |
501 | ||
502 | =for apidoc Am|IV|SvIVX|SV* sv | |
503 | Returns the integer which is stored in the SV, assuming SvIOK is | |
504 | true. | |
505 | ||
506 | =for apidoc Am|UV|SvUVX|SV* sv | |
507 | Returns the unsigned integer which is stored in the SV, assuming SvIOK is | |
508 | true. | |
509 | ||
510 | =for apidoc Am|NV|SvNVX|SV* sv | |
511 | Returns the double which is stored in the SV, assuming SvNOK is | |
512 | true. | |
513 | ||
514 | =for apidoc Am|char*|SvPVX|SV* sv | |
515 | Returns a pointer to the string in the SV. The SV must contain a | |
516 | string. | |
517 | ||
518 | =for apidoc Am|STRLEN|SvCUR|SV* sv | |
519 | Returns the length of the string which is in the SV. See C<SvLEN>. | |
520 | ||
521 | =for apidoc Am|STRLEN|SvLEN|SV* sv | |
659239a4 MG |
522 | Returns the size of the string buffer in the SV, not including any part |
523 | attributable to C<SvOOK>. See C<SvCUR>. | |
954c1994 GS |
524 | |
525 | =for apidoc Am|char*|SvEND|SV* sv | |
526 | Returns a pointer to the last character in the string which is in the SV. | |
527 | See C<SvCUR>. Access the character as *(SvEND(sv)). | |
528 | ||
529 | =for apidoc Am|HV*|SvSTASH|SV* sv | |
530 | Returns the stash of the SV. | |
531 | ||
532 | =for apidoc Am|void|SvCUR_set|SV* sv|STRLEN len | |
533 | Set the length of the string which is in the SV. See C<SvCUR>. | |
534 | ||
535 | =cut | |
536 | */ | |
537 | ||
79072805 | 538 | #define SvNIOK(sv) (SvFLAGS(sv) & (SVf_IOK|SVf_NOK)) |
748a9306 | 539 | #define SvNIOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK)) |
a0d0e21e | 540 | #define SvNIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK| \ |
25da4f38 | 541 | SVp_IOK|SVp_NOK|SVf_IVisUV)) |
79072805 | 542 | |
463ee0b2 | 543 | #define SvOK(sv) (SvFLAGS(sv) & SVf_OK) |
25da4f38 | 544 | #define SvOK_off(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC| \ |
d41ff1b8 | 545 | SVf_IVisUV|SVf_UTF8), \ |
25da4f38 | 546 | SvOOK_off(sv)) |
d41ff1b8 GS |
547 | #define SvOK_off_exc_UV(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC| \ |
548 | SVf_UTF8), \ | |
a0d0e21e | 549 | SvOOK_off(sv)) |
79072805 | 550 | |
8990e307 LW |
551 | #define SvOKp(sv) (SvFLAGS(sv) & (SVp_IOK|SVp_NOK|SVp_POK)) |
552 | #define SvIOKp(sv) (SvFLAGS(sv) & SVp_IOK) | |
155aba94 | 553 | #define SvIOKp_on(sv) ((void)SvOOK_off(sv), SvFLAGS(sv) |= SVp_IOK) |
8990e307 LW |
554 | #define SvNOKp(sv) (SvFLAGS(sv) & SVp_NOK) |
555 | #define SvNOKp_on(sv) (SvFLAGS(sv) |= SVp_NOK) | |
556 | #define SvPOKp(sv) (SvFLAGS(sv) & SVp_POK) | |
557 | #define SvPOKp_on(sv) (SvFLAGS(sv) |= SVp_POK) | |
463ee0b2 | 558 | |
79072805 | 559 | #define SvIOK(sv) (SvFLAGS(sv) & SVf_IOK) |
155aba94 | 560 | #define SvIOK_on(sv) ((void)SvOOK_off(sv), \ |
a0d0e21e | 561 | SvFLAGS(sv) |= (SVf_IOK|SVp_IOK)) |
25da4f38 | 562 | #define SvIOK_off(sv) (SvFLAGS(sv) &= ~(SVf_IOK|SVp_IOK|SVf_IVisUV)) |
155aba94 | 563 | #define SvIOK_only(sv) ((void)SvOK_off(sv), \ |
a0d0e21e | 564 | SvFLAGS(sv) |= (SVf_IOK|SVp_IOK)) |
155aba94 | 565 | #define SvIOK_only_UV(sv) ((void)SvOK_off_exc_UV(sv), \ |
25da4f38 | 566 | SvFLAGS(sv) |= (SVf_IOK|SVp_IOK)) |
70401c6b | 567 | |
25da4f38 IZ |
568 | #define SvIOK_UV(sv) ((SvFLAGS(sv) & (SVf_IOK|SVf_IVisUV)) \ |
569 | == (SVf_IOK|SVf_IVisUV)) | |
28e5dec8 | 570 | #define SvUOK(sv) SvIOK_UV(sv) |
25da4f38 IZ |
571 | #define SvIOK_notUV(sv) ((SvFLAGS(sv) & (SVf_IOK|SVf_IVisUV)) \ |
572 | == SVf_IOK) | |
573 | ||
574 | #define SvIsUV(sv) (SvFLAGS(sv) & SVf_IVisUV) | |
575 | #define SvIsUV_on(sv) (SvFLAGS(sv) |= SVf_IVisUV) | |
576 | #define SvIsUV_off(sv) (SvFLAGS(sv) &= ~SVf_IVisUV) | |
79072805 LW |
577 | |
578 | #define SvNOK(sv) (SvFLAGS(sv) & SVf_NOK) | |
a0d0e21e | 579 | #define SvNOK_on(sv) (SvFLAGS(sv) |= (SVf_NOK|SVp_NOK)) |
8990e307 | 580 | #define SvNOK_off(sv) (SvFLAGS(sv) &= ~(SVf_NOK|SVp_NOK)) |
155aba94 | 581 | #define SvNOK_only(sv) ((void)SvOK_off(sv), \ |
a0d0e21e | 582 | SvFLAGS(sv) |= (SVf_NOK|SVp_NOK)) |
79072805 | 583 | |
914184e1 JH |
584 | /* |
585 | =for apidoc Am|void|SvUTF8|SV* sv | |
586 | Returns a boolean indicating whether the SV contains UTF-8 encoded data. | |
587 | ||
588 | =for apidoc Am|void|SvUTF8_on|SV *sv | |
d5ce4a7c GA |
589 | Turn on the UTF8 status of an SV (the data is not changed, just the flag). |
590 | Do not use frivolously. | |
914184e1 JH |
591 | |
592 | =for apidoc Am|void|SvUTF8_off|SV *sv | |
593 | Unsets the UTF8 status of an SV. | |
594 | ||
595 | =for apidoc Am|void|SvPOK_only_UTF8|SV* sv | |
d5ce4a7c GA |
596 | Tells an SV that it is a string and disables all other OK bits, |
597 | and leaves the UTF8 status as it was. | |
f1a1024e | 598 | |
914184e1 JH |
599 | =cut |
600 | */ | |
601 | ||
a7cb1f99 GS |
602 | #define SvUTF8(sv) (SvFLAGS(sv) & SVf_UTF8) |
603 | #define SvUTF8_on(sv) (SvFLAGS(sv) |= (SVf_UTF8)) | |
604 | #define SvUTF8_off(sv) (SvFLAGS(sv) &= ~(SVf_UTF8)) | |
5bc28da9 | 605 | |
79072805 | 606 | #define SvPOK(sv) (SvFLAGS(sv) & SVf_POK) |
a0d0e21e | 607 | #define SvPOK_on(sv) (SvFLAGS(sv) |= (SVf_POK|SVp_POK)) |
8990e307 | 608 | #define SvPOK_off(sv) (SvFLAGS(sv) &= ~(SVf_POK|SVp_POK)) |
d41ff1b8 GS |
609 | #define SvPOK_only(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC| \ |
610 | SVf_IVisUV|SVf_UTF8), \ | |
611 | SvFLAGS(sv) |= (SVf_POK|SVp_POK)) | |
612 | #define SvPOK_only_UTF8(sv) (SvFLAGS(sv) &= ~(SVf_OK|SVf_AMAGIC| \ | |
613 | SVf_IVisUV), \ | |
a0d0e21e | 614 | SvFLAGS(sv) |= (SVf_POK|SVp_POK)) |
79072805 LW |
615 | |
616 | #define SvOOK(sv) (SvFLAGS(sv) & SVf_OOK) | |
155aba94 | 617 | #define SvOOK_on(sv) ((void)SvIOK_off(sv), SvFLAGS(sv) |= SVf_OOK) |
79072805 | 618 | #define SvOOK_off(sv) (SvOOK(sv) && sv_backoff(sv)) |
79072805 | 619 | |
a0d0e21e LW |
620 | #define SvFAKE(sv) (SvFLAGS(sv) & SVf_FAKE) |
621 | #define SvFAKE_on(sv) (SvFLAGS(sv) |= SVf_FAKE) | |
622 | #define SvFAKE_off(sv) (SvFLAGS(sv) &= ~SVf_FAKE) | |
623 | ||
ed6116ce | 624 | #define SvROK(sv) (SvFLAGS(sv) & SVf_ROK) |
a0d0e21e | 625 | #define SvROK_on(sv) (SvFLAGS(sv) |= SVf_ROK) |
a0d0e21e | 626 | #define SvROK_off(sv) (SvFLAGS(sv) &= ~(SVf_ROK|SVf_AMAGIC)) |
79072805 | 627 | |
8990e307 LW |
628 | #define SvMAGICAL(sv) (SvFLAGS(sv) & (SVs_GMG|SVs_SMG|SVs_RMG)) |
629 | #define SvMAGICAL_on(sv) (SvFLAGS(sv) |= (SVs_GMG|SVs_SMG|SVs_RMG)) | |
630 | #define SvMAGICAL_off(sv) (SvFLAGS(sv) &= ~(SVs_GMG|SVs_SMG|SVs_RMG)) | |
79072805 | 631 | |
8990e307 LW |
632 | #define SvGMAGICAL(sv) (SvFLAGS(sv) & SVs_GMG) |
633 | #define SvGMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_GMG) | |
634 | #define SvGMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_GMG) | |
ed6116ce | 635 | |
8990e307 LW |
636 | #define SvSMAGICAL(sv) (SvFLAGS(sv) & SVs_SMG) |
637 | #define SvSMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_SMG) | |
638 | #define SvSMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_SMG) | |
ed6116ce | 639 | |
8990e307 LW |
640 | #define SvRMAGICAL(sv) (SvFLAGS(sv) & SVs_RMG) |
641 | #define SvRMAGICAL_on(sv) (SvFLAGS(sv) |= SVs_RMG) | |
642 | #define SvRMAGICAL_off(sv) (SvFLAGS(sv) &= ~SVs_RMG) | |
ed6116ce | 643 | |
9e7bc3e8 JD |
644 | #define SvAMAGIC(sv) (SvFLAGS(sv) & SVf_AMAGIC) |
645 | #define SvAMAGIC_on(sv) (SvFLAGS(sv) |= SVf_AMAGIC) | |
646 | #define SvAMAGIC_off(sv) (SvFLAGS(sv) &= ~SVf_AMAGIC) | |
a0d0e21e | 647 | |
1426bbf4 MG |
648 | #define SvGAMAGIC(sv) (SvFLAGS(sv) & (SVs_GMG|SVf_AMAGIC)) |
649 | ||
a0d0e21e LW |
650 | /* |
651 | #define Gv_AMG(stash) \ | |
652 | (HV_AMAGICmb(stash) && \ | |
653 | ((!HV_AMAGICbad(stash) && HV_AMAGIC(stash)) || Gv_AMupdate(stash))) | |
654 | */ | |
3280af22 | 655 | #define Gv_AMG(stash) (PL_amagic_generation && Gv_AMupdate(stash)) |
a0d0e21e | 656 | |
810b8aa5 GS |
657 | #define SvWEAKREF(sv) ((SvFLAGS(sv) & (SVf_ROK|SVprv_WEAKREF)) \ |
658 | == (SVf_ROK|SVprv_WEAKREF)) | |
659 | #define SvWEAKREF_on(sv) (SvFLAGS(sv) |= (SVf_ROK|SVprv_WEAKREF)) | |
660 | #define SvWEAKREF_off(sv) (SvFLAGS(sv) &= ~(SVf_ROK|SVprv_WEAKREF)) | |
661 | ||
a0d0e21e | 662 | #define SvTHINKFIRST(sv) (SvFLAGS(sv) & SVf_THINKFIRST) |
ed6116ce | 663 | |
8990e307 | 664 | #define SvPADBUSY(sv) (SvFLAGS(sv) & SVs_PADBUSY) |
ed6116ce | 665 | |
8990e307 LW |
666 | #define SvPADTMP(sv) (SvFLAGS(sv) & SVs_PADTMP) |
667 | #define SvPADTMP_on(sv) (SvFLAGS(sv) |= SVs_PADTMP|SVs_PADBUSY) | |
668 | #define SvPADTMP_off(sv) (SvFLAGS(sv) &= ~SVs_PADTMP) | |
ed6116ce | 669 | |
8990e307 LW |
670 | #define SvPADMY(sv) (SvFLAGS(sv) & SVs_PADMY) |
671 | #define SvPADMY_on(sv) (SvFLAGS(sv) |= SVs_PADMY|SVs_PADBUSY) | |
ed6116ce | 672 | |
8990e307 LW |
673 | #define SvTEMP(sv) (SvFLAGS(sv) & SVs_TEMP) |
674 | #define SvTEMP_on(sv) (SvFLAGS(sv) |= SVs_TEMP) | |
675 | #define SvTEMP_off(sv) (SvFLAGS(sv) &= ~SVs_TEMP) | |
79072805 | 676 | |
8990e307 LW |
677 | #define SvOBJECT(sv) (SvFLAGS(sv) & SVs_OBJECT) |
678 | #define SvOBJECT_on(sv) (SvFLAGS(sv) |= SVs_OBJECT) | |
679 | #define SvOBJECT_off(sv) (SvFLAGS(sv) &= ~SVs_OBJECT) | |
79072805 | 680 | |
8990e307 LW |
681 | #define SvREADONLY(sv) (SvFLAGS(sv) & SVf_READONLY) |
682 | #define SvREADONLY_on(sv) (SvFLAGS(sv) |= SVf_READONLY) | |
683 | #define SvREADONLY_off(sv) (SvFLAGS(sv) &= ~SVf_READONLY) | |
79072805 | 684 | |
8990e307 LW |
685 | #define SvSCREAM(sv) (SvFLAGS(sv) & SVp_SCREAM) |
686 | #define SvSCREAM_on(sv) (SvFLAGS(sv) |= SVp_SCREAM) | |
687 | #define SvSCREAM_off(sv) (SvFLAGS(sv) &= ~SVp_SCREAM) | |
79072805 | 688 | |
8990e307 LW |
689 | #define SvCOMPILED(sv) (SvFLAGS(sv) & SVpfm_COMPILED) |
690 | #define SvCOMPILED_on(sv) (SvFLAGS(sv) |= SVpfm_COMPILED) | |
691 | #define SvCOMPILED_off(sv) (SvFLAGS(sv) &= ~SVpfm_COMPILED) | |
79072805 | 692 | |
25da4f38 IZ |
693 | #define SvEVALED(sv) (SvFLAGS(sv) & SVrepl_EVAL) |
694 | #define SvEVALED_on(sv) (SvFLAGS(sv) |= SVrepl_EVAL) | |
695 | #define SvEVALED_off(sv) (SvFLAGS(sv) &= ~SVrepl_EVAL) | |
696 | ||
8990e307 LW |
697 | #define SvTAIL(sv) (SvFLAGS(sv) & SVpbm_TAIL) |
698 | #define SvTAIL_on(sv) (SvFLAGS(sv) |= SVpbm_TAIL) | |
699 | #define SvTAIL_off(sv) (SvFLAGS(sv) &= ~SVpbm_TAIL) | |
700 | ||
8990e307 LW |
701 | #define SvVALID(sv) (SvFLAGS(sv) & SVpbm_VALID) |
702 | #define SvVALID_on(sv) (SvFLAGS(sv) |= SVpbm_VALID) | |
703 | #define SvVALID_off(sv) (SvFLAGS(sv) &= ~SVpbm_VALID) | |
704 | ||
ed6116ce LW |
705 | #define SvRV(sv) ((XRV*) SvANY(sv))->xrv_rv |
706 | #define SvRVx(sv) SvRV(sv) | |
707 | ||
463ee0b2 LW |
708 | #define SvIVX(sv) ((XPVIV*) SvANY(sv))->xiv_iv |
709 | #define SvIVXx(sv) SvIVX(sv) | |
ff68c719 | 710 | #define SvUVX(sv) ((XPVUV*) SvANY(sv))->xuv_uv |
711 | #define SvUVXx(sv) SvUVX(sv) | |
463ee0b2 LW |
712 | #define SvNVX(sv) ((XPVNV*)SvANY(sv))->xnv_nv |
713 | #define SvNVXx(sv) SvNVX(sv) | |
714 | #define SvPVX(sv) ((XPV*) SvANY(sv))->xpv_pv | |
715 | #define SvPVXx(sv) SvPVX(sv) | |
79072805 | 716 | #define SvCUR(sv) ((XPV*) SvANY(sv))->xpv_cur |
79072805 LW |
717 | #define SvLEN(sv) ((XPV*) SvANY(sv))->xpv_len |
718 | #define SvLENx(sv) SvLEN(sv) | |
719 | #define SvEND(sv)(((XPV*) SvANY(sv))->xpv_pv + ((XPV*)SvANY(sv))->xpv_cur) | |
6b88bc9c | 720 | #define SvENDx(sv) ((PL_Sv = (sv)), SvEND(PL_Sv)) |
79072805 LW |
721 | #define SvMAGIC(sv) ((XPVMG*) SvANY(sv))->xmg_magic |
722 | #define SvSTASH(sv) ((XPVMG*) SvANY(sv))->xmg_stash | |
723 | ||
28e5dec8 JH |
724 | /* Ask a scalar nicely to try to become an IV, if possible. |
725 | Not guaranteed to stay returning void */ | |
726 | /* Macro won't actually call sv_2iv if already IOK */ | |
727 | #define SvIV_please(sv) \ | |
728 | STMT_START {if (!SvIOKp(sv) && (SvNOK(sv) || SvPOK(sv))) \ | |
729 | (void) SvIV(sv); } STMT_END | |
79072805 | 730 | #define SvIV_set(sv, val) \ |
80b92232 | 731 | STMT_START { assert(SvTYPE(sv) == SVt_IV || SvTYPE(sv) >= SVt_PVIV); \ |
732 | (((XPVIV*) SvANY(sv))->xiv_iv = val); } STMT_END | |
79072805 | 733 | #define SvNV_set(sv, val) \ |
80b92232 | 734 | STMT_START { assert(SvTYPE(sv) == SVt_NV || SvTYPE(sv) >= SVt_PVNV); \ |
735 | (((XPVNV*) SvANY(sv))->xnv_nv = val); } STMT_END | |
79072805 | 736 | #define SvPV_set(sv, val) \ |
80b92232 | 737 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
738 | (((XPV*) SvANY(sv))->xpv_pv = val); } STMT_END | |
79072805 | 739 | #define SvCUR_set(sv, val) \ |
80b92232 | 740 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
741 | (((XPV*) SvANY(sv))->xpv_cur = val); } STMT_END | |
79072805 | 742 | #define SvLEN_set(sv, val) \ |
80b92232 | 743 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
744 | (((XPV*) SvANY(sv))->xpv_len = val); } STMT_END | |
79072805 | 745 | #define SvEND_set(sv, val) \ |
80b92232 | 746 | STMT_START { assert(SvTYPE(sv) >= SVt_PV); \ |
747 | (((XPV*) SvANY(sv))->xpv_cur = val - SvPVX(sv)); } STMT_END | |
79072805 LW |
748 | |
749 | #define BmRARE(sv) ((XPVBM*) SvANY(sv))->xbm_rare | |
750 | #define BmUSEFUL(sv) ((XPVBM*) SvANY(sv))->xbm_useful | |
751 | #define BmPREVIOUS(sv) ((XPVBM*) SvANY(sv))->xbm_previous | |
752 | ||
753 | #define FmLINES(sv) ((XPVFM*) SvANY(sv))->xfm_lines | |
754 | ||
755 | #define LvTYPE(sv) ((XPVLV*) SvANY(sv))->xlv_type | |
756 | #define LvTARG(sv) ((XPVLV*) SvANY(sv))->xlv_targ | |
757 | #define LvTARGOFF(sv) ((XPVLV*) SvANY(sv))->xlv_targoff | |
758 | #define LvTARGLEN(sv) ((XPVLV*) SvANY(sv))->xlv_targlen | |
759 | ||
8990e307 LW |
760 | #define IoIFP(sv) ((XPVIO*) SvANY(sv))->xio_ifp |
761 | #define IoOFP(sv) ((XPVIO*) SvANY(sv))->xio_ofp | |
762 | #define IoDIRP(sv) ((XPVIO*) SvANY(sv))->xio_dirp | |
4755096e | 763 | #define IoANY(sv) ((XPVIO*) SvANY(sv))->xio_any |
8990e307 LW |
764 | #define IoLINES(sv) ((XPVIO*) SvANY(sv))->xio_lines |
765 | #define IoPAGE(sv) ((XPVIO*) SvANY(sv))->xio_page | |
766 | #define IoPAGE_LEN(sv) ((XPVIO*) SvANY(sv))->xio_page_len | |
767 | #define IoLINES_LEFT(sv)((XPVIO*) SvANY(sv))->xio_lines_left | |
768 | #define IoTOP_NAME(sv) ((XPVIO*) SvANY(sv))->xio_top_name | |
769 | #define IoTOP_GV(sv) ((XPVIO*) SvANY(sv))->xio_top_gv | |
770 | #define IoFMT_NAME(sv) ((XPVIO*) SvANY(sv))->xio_fmt_name | |
771 | #define IoFMT_GV(sv) ((XPVIO*) SvANY(sv))->xio_fmt_gv | |
772 | #define IoBOTTOM_NAME(sv)((XPVIO*) SvANY(sv))->xio_bottom_name | |
773 | #define IoBOTTOM_GV(sv) ((XPVIO*) SvANY(sv))->xio_bottom_gv | |
774 | #define IoSUBPROCESS(sv)((XPVIO*) SvANY(sv))->xio_subprocess | |
775 | #define IoTYPE(sv) ((XPVIO*) SvANY(sv))->xio_type | |
776 | #define IoFLAGS(sv) ((XPVIO*) SvANY(sv))->xio_flags | |
777 | ||
50952442 JH |
778 | /* IoTYPE(sv) is a single character telling the type of I/O connection. */ |
779 | #define IoTYPE_RDONLY '<' | |
780 | #define IoTYPE_WRONLY '>' | |
781 | #define IoTYPE_RDWR '+' | |
782 | #define IoTYPE_APPEND 'a' | |
783 | #define IoTYPE_PIPE '|' | |
784 | #define IoTYPE_STD '-' /* stdin or stdout */ | |
785 | #define IoTYPE_SOCKET 's' | |
786 | #define IoTYPE_CLOSED ' ' | |
03fcf2fc GS |
787 | |
788 | /* | |
954c1994 GS |
789 | =for apidoc Am|bool|SvTAINTED|SV* sv |
790 | Checks to see if an SV is tainted. Returns TRUE if it is, FALSE if | |
791 | not. | |
792 | ||
793 | =for apidoc Am|void|SvTAINTED_on|SV* sv | |
794 | Marks an SV as tainted. | |
795 | ||
796 | =for apidoc Am|void|SvTAINTED_off|SV* sv | |
797 | Untaints an SV. Be I<very> careful with this routine, as it short-circuits | |
798 | some of Perl's fundamental security features. XS module authors should not | |
799 | use this function unless they fully understand all the implications of | |
800 | unconditionally untainting the value. Untainting should be done in the | |
801 | standard perl fashion, via a carefully crafted regexp, rather than directly | |
802 | untainting variables. | |
803 | ||
804 | =for apidoc Am|void|SvTAINT|SV* sv | |
805 | Taints an SV if tainting is enabled | |
806 | ||
807 | =cut | |
808 | */ | |
809 | ||
bbce6d69 | 810 | #define SvTAINTED(sv) (SvMAGICAL(sv) && sv_tainted(sv)) |
3280af22 NIS |
811 | #define SvTAINTED_on(sv) STMT_START{ if(PL_tainting){sv_taint(sv);} }STMT_END |
812 | #define SvTAINTED_off(sv) STMT_START{ if(PL_tainting){sv_untaint(sv);} }STMT_END | |
bbce6d69 | 813 | |
c6ee37c5 MB |
814 | #define SvTAINT(sv) \ |
815 | STMT_START { \ | |
3280af22 | 816 | if (PL_tainting) { \ |
3280af22 | 817 | if (PL_tainted) \ |
c6ee37c5 MB |
818 | SvTAINTED_on(sv); \ |
819 | } \ | |
820 | } STMT_END | |
79072805 | 821 | |
954c1994 GS |
822 | /* |
823 | =for apidoc Am|char*|SvPV_force|SV* sv|STRLEN len | |
824 | Like <SvPV> but will force the SV into becoming a string (SvPOK). You want | |
825 | force if you are going to update the SvPVX directly. | |
826 | ||
827 | =for apidoc Am|char*|SvPV|SV* sv|STRLEN len | |
828 | Returns a pointer to the string in the SV, or a stringified form of the SV | |
829 | if the SV does not contain a string. Handles 'get' magic. | |
830 | ||
831 | =for apidoc Am|char*|SvPV_nolen|SV* sv | |
832 | Returns a pointer to the string in the SV, or a stringified form of the SV | |
833 | if the SV does not contain a string. Handles 'get' magic. | |
834 | ||
835 | =for apidoc Am|IV|SvIV|SV* sv | |
836 | Coerces the given SV to an integer and returns it. | |
837 | ||
838 | =for apidoc Am|NV|SvNV|SV* sv | |
839 | Coerce the given SV to a double and return it. | |
840 | ||
841 | =for apidoc Am|UV|SvUV|SV* sv | |
842 | Coerces the given SV to an unsigned integer and returns it. | |
843 | ||
844 | =for apidoc Am|bool|SvTRUE|SV* sv | |
845 | Returns a boolean indicating whether Perl would evaluate the SV as true or | |
846 | false, defined or undefined. Does not handle 'get' magic. | |
847 | ||
848 | =cut | |
849 | */ | |
850 | ||
a0d0e21e | 851 | #define SvPV_force(sv, lp) sv_pvn_force(sv, &lp) |
463ee0b2 | 852 | #define SvPV(sv, lp) sv_pvn(sv, &lp) |
1fa8b10d | 853 | #define SvPV_nolen(sv) sv_pv(sv) |
5bc28da9 NIS |
854 | |
855 | #define SvPVutf8_force(sv, lp) sv_pvutf8n_force(sv, &lp) | |
856 | #define SvPVutf8(sv, lp) sv_pvutf8n(sv, &lp) | |
857 | #define SvPVutf8_nolen(sv) sv_pvutf8(sv) | |
858 | ||
859 | #define SvPVbyte_force(sv, lp) sv_pvbyte_force(sv, &lp) | |
860 | #define SvPVbyte(sv, lp) sv_pvbyten(sv, &lp) | |
861 | #define SvPVbyte_nolen(sv) sv_pvbyte(sv) | |
862 | ||
863 | #define SvPVx(sv, lp) sv_pvn(sv, &lp) | |
864 | #define SvPVx_force(sv, lp) sv_pvn_force(sv, &lp) | |
865 | #define SvPVutf8x(sv, lp) sv_pvutf8n(sv, &lp) | |
866 | #define SvPVutf8x_force(sv, lp) sv_pvutf8n_force(sv, &lp) | |
867 | #define SvPVbytex(sv, lp) sv_pvbyten(sv, &lp) | |
868 | #define SvPVbytex_force(sv, lp) sv_pvbyten_force(sv, &lp) | |
869 | ||
4e35701f NIS |
870 | #define SvIVx(sv) sv_iv(sv) |
871 | #define SvUVx(sv) sv_uv(sv) | |
872 | #define SvNVx(sv) sv_nv(sv) | |
5bc28da9 | 873 | |
4e35701f NIS |
874 | #define SvTRUEx(sv) sv_true(sv) |
875 | ||
876 | #define SvIV(sv) SvIVx(sv) | |
877 | #define SvNV(sv) SvNVx(sv) | |
25da4f38 | 878 | #define SvUV(sv) SvUVx(sv) |
4e35701f | 879 | #define SvTRUE(sv) SvTRUEx(sv) |
79072805 | 880 | |
a80f87c4 GS |
881 | #ifndef CRIPPLED_CC |
882 | /* redefine some things to more efficient inlined versions */ | |
79072805 | 883 | |
25da4f38 | 884 | /* Let us hope that bitmaps for UV and IV are the same */ |
ff68c719 | 885 | #undef SvIV |
463ee0b2 | 886 | #define SvIV(sv) (SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv)) |
79072805 | 887 | |
ff68c719 | 888 | #undef SvUV |
889 | #define SvUV(sv) (SvIOK(sv) ? SvUVX(sv) : sv_2uv(sv)) | |
890 | ||
891 | #undef SvNV | |
463ee0b2 | 892 | #define SvNV(sv) (SvNOK(sv) ? SvNVX(sv) : sv_2nv(sv)) |
79072805 | 893 | |
8d6d96c1 HS |
894 | /* flag values for sv_*_flags functions */ |
895 | #define SV_IMMEDIATE_UNREF 1 | |
896 | #define SV_GMAGIC 2 | |
897 | ||
898 | #define sv_setsv_macro(dsv, ssv) sv_setsv_flags(dsv, ssv, SV_GMAGIC) | |
899 | #define sv_setsv_nomg(dsv, ssv) sv_setsv_flags(dsv, ssv, 0) | |
900 | #define sv_catsv_macro(dsv, ssv) sv_catsv_flags(dsv, ssv, SV_GMAGIC) | |
901 | #define sv_catsv_nomg(dsv, ssv) sv_catsv_flags(dsv, ssv, 0) | |
902 | #define sv_catpvn_macro(dsv, sstr, slen) sv_catpvn_flags(dsv, sstr, slen, SV_GMAGIC) | |
903 | #define sv_catpvn_nomg(dsv, sstr, slen) sv_catpvn_flags(dsv, sstr, slen, 0) | |
904 | #define sv_2pv_macro(sv, lp) sv_2pv_flags(sv, lp, SV_GMAGIC) | |
905 | #define sv_2pv_nomg(sv, lp) sv_2pv_flags(sv, lp, 0) | |
906 | #define sv_pvn_force_macro(sv, lp) sv_pvn_force_flags(sv, lp, SV_GMAGIC) | |
907 | #define sv_pvn_force_nomg(sv, lp) sv_pvn_force_flags(sv, lp, 0) | |
908 | #define sv_utf8_upgrade_macro(sv) sv_utf8_upgrade_flags(sv, SV_GMAGIC) | |
909 | #define sv_utf8_upgrade_nomg(sv) sv_utf8_upgrade_flags(sv, 0) | |
910 | ||
911 | /* function style also available for bincompat */ | |
912 | #define sv_setsv(dsv, ssv) sv_setsv_macro(dsv, ssv) | |
913 | #define sv_catsv(dsv, ssv) sv_catsv_macro(dsv, ssv) | |
914 | #define sv_catpvn(dsv, sstr, slen) sv_catpvn_macro(dsv, sstr, slen) | |
915 | #define sv_2pv(sv, lp) sv_2pv_macro(sv, lp) | |
916 | #define sv_pvn_force(sv, lp) sv_pvn_force_macro(sv, lp) | |
917 | #define sv_utf8_upgrade(sv) sv_utf8_upgrade_macro(sv) | |
918 | ||
ff68c719 | 919 | #undef SvPV |
8d6d96c1 HS |
920 | #define SvPV(sv, lp) SvPV_flags(sv, lp, SV_GMAGIC) |
921 | ||
922 | #undef SvPV_nomg | |
923 | #define SvPV_nomg(sv, lp) SvPV_flags(sv, lp, 0) | |
70401c6b | 924 | |
8d6d96c1 HS |
925 | #undef SvPV_flags |
926 | #define SvPV_flags(sv, lp, flags) \ | |
927 | ((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \ | |
928 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pv_flags(sv, &lp, flags)) | |
79072805 | 929 | |
ff68c719 | 930 | #undef SvPV_force |
8d6d96c1 HS |
931 | #define SvPV_force(sv, lp) SvPV_force_flags(sv, lp, SV_GMAGIC) |
932 | #undef SvPV_force_nomg | |
933 | #define SvPV_force_nomg(sv, lp) SvPV_force_flags(sv, lp, 0) | |
934 | ||
935 | #undef SvPV_force_flags | |
936 | #define SvPV_force_flags(sv, lp, flags) \ | |
ff68c719 | 937 | ((SvFLAGS(sv) & (SVf_POK|SVf_THINKFIRST)) == SVf_POK \ |
8d6d96c1 | 938 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvn_force_flags(sv, &lp, flags)) |
a0d0e21e | 939 | |
1fa8b10d JD |
940 | #undef SvPV_nolen |
941 | #define SvPV_nolen(sv) \ | |
5bc28da9 NIS |
942 | ((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \ |
943 | ? SvPVX(sv) : sv_2pv_nolen(sv)) | |
70401c6b | 944 | |
5bc28da9 NIS |
945 | #undef SvPVutf8 |
946 | #define SvPVutf8(sv, lp) \ | |
947 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK|SVf_UTF8) \ | |
948 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pvutf8(sv, &lp)) | |
70401c6b | 949 | |
5bc28da9 NIS |
950 | #undef SvPVutf8_force |
951 | #define SvPVutf8_force(sv, lp) \ | |
70401c6b | 952 | ((SvFLAGS(sv) & (SVf_POK|SVf_THINKFIRST)) == (SVf_POK|SVf_UTF8) \ |
5bc28da9 NIS |
953 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvutf8n_force(sv, &lp)) |
954 | ||
955 | #undef SvPVutf8_nolen | |
956 | #define SvPVutf8_nolen(sv) \ | |
70401c6b | 957 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK|SVf_UTF8)\ |
5bc28da9 | 958 | ? SvPVX(sv) : sv_2pvutf8_nolen(sv)) |
70401c6b | 959 | |
5bc28da9 NIS |
960 | #undef SvPVutf8 |
961 | #define SvPVutf8(sv, lp) \ | |
962 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK|SVf_UTF8) \ | |
963 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pvutf8(sv, &lp)) | |
70401c6b | 964 | |
5bc28da9 NIS |
965 | #undef SvPVutf8_force |
966 | #define SvPVutf8_force(sv, lp) \ | |
70401c6b | 967 | ((SvFLAGS(sv) & (SVf_POK|SVf_THINKFIRST)) == (SVf_POK|SVf_UTF8) \ |
5bc28da9 NIS |
968 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvutf8n_force(sv, &lp)) |
969 | ||
970 | #undef SvPVutf8_nolen | |
971 | #define SvPVutf8_nolen(sv) \ | |
972 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK|SVf_UTF8)\ | |
973 | ? SvPVX(sv) : sv_2pvutf8_nolen(sv)) | |
70401c6b | 974 | |
5bc28da9 NIS |
975 | #undef SvPVbyte |
976 | #define SvPVbyte(sv, lp) \ | |
977 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK) \ | |
978 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_2pvbyte(sv, &lp)) | |
70401c6b | 979 | |
5bc28da9 NIS |
980 | #undef SvPVbyte_force |
981 | #define SvPVbyte_force(sv, lp) \ | |
982 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8|SVf_THINKFIRST)) == (SVf_POK) \ | |
983 | ? ((lp = SvCUR(sv)), SvPVX(sv)) : sv_pvbyte_force(sv, &lp)) | |
984 | ||
985 | #undef SvPVbyte_nolen | |
986 | #define SvPVbyte_nolen(sv) \ | |
987 | ((SvFLAGS(sv) & (SVf_POK|SVf_UTF8)) == (SVf_POK)\ | |
988 | ? SvPVX(sv) : sv_2pvbyte_nolen(sv)) | |
70401c6b | 989 | |
1fa8b10d | 990 | |
a80f87c4 GS |
991 | #ifdef __GNUC__ |
992 | # undef SvIVx | |
993 | # undef SvUVx | |
994 | # undef SvNVx | |
995 | # undef SvPVx | |
5bc28da9 NIS |
996 | # undef SvPVutf8x |
997 | # undef SvPVbytex | |
a80f87c4 GS |
998 | # undef SvTRUE |
999 | # undef SvTRUEx | |
1000 | # define SvIVx(sv) ({SV *nsv = (SV*)(sv); SvIV(nsv); }) | |
1001 | # define SvUVx(sv) ({SV *nsv = (SV*)(sv); SvUV(nsv); }) | |
1002 | # define SvNVx(sv) ({SV *nsv = (SV*)(sv); SvNV(nsv); }) | |
1003 | # define SvPVx(sv, lp) ({SV *nsv = (sv); SvPV(nsv, lp); }) | |
5bc28da9 NIS |
1004 | # define SvPVutf8x(sv, lp) ({SV *nsv = (sv); SvPVutf8(nsv, lp); }) |
1005 | # define SvPVbytex(sv, lp) ({SV *nsv = (sv); SvPVbyte(nsv, lp); }) | |
a80f87c4 | 1006 | # define SvTRUE(sv) ( \ |
8990e307 LW |
1007 | !sv \ |
1008 | ? 0 \ | |
1009 | : SvPOK(sv) \ | |
a80f87c4 GS |
1010 | ? (({XPV *nxpv = (XPV*)SvANY(sv); \ |
1011 | nxpv && \ | |
c2f1de04 | 1012 | (nxpv->xpv_cur > 1 || \ |
a80f87c4 | 1013 | (nxpv->xpv_cur && *nxpv->xpv_pv != '0')); }) \ |
79072805 LW |
1014 | ? 1 \ |
1015 | : 0) \ | |
1016 | : \ | |
1017 | SvIOK(sv) \ | |
463ee0b2 | 1018 | ? SvIVX(sv) != 0 \ |
79072805 | 1019 | : SvNOK(sv) \ |
463ee0b2 LW |
1020 | ? SvNVX(sv) != 0.0 \ |
1021 | : sv_2bool(sv) ) | |
a80f87c4 GS |
1022 | # define SvTRUEx(sv) ({SV *nsv = (sv); SvTRUE(nsv); }) |
1023 | #else /* __GNUC__ */ | |
1024 | #ifndef USE_THREADS | |
1025 | /* These inlined macros use globals, which will require a thread | |
1026 | * declaration in user code, so we avoid them under threads */ | |
1027 | ||
1028 | # undef SvIVx | |
1029 | # undef SvUVx | |
1030 | # undef SvNVx | |
1031 | # undef SvPVx | |
5bc28da9 NIS |
1032 | # undef SvPVutf8x |
1033 | # undef SvPVbytex | |
a80f87c4 GS |
1034 | # undef SvTRUE |
1035 | # undef SvTRUEx | |
6b88bc9c GS |
1036 | # define SvIVx(sv) ((PL_Sv = (sv)), SvIV(PL_Sv)) |
1037 | # define SvUVx(sv) ((PL_Sv = (sv)), SvUV(PL_Sv)) | |
1038 | # define SvNVx(sv) ((PL_Sv = (sv)), SvNV(PL_Sv)) | |
1039 | # define SvPVx(sv, lp) ((PL_Sv = (sv)), SvPV(PL_Sv, lp)) | |
5bc28da9 | 1040 | # define SvPVutf8x(sv, lp) ((PL_Sv = (sv)), SvPVutf8(PL_Sv, lp)) |
f83ee824 | 1041 | # define SvPVbytex(sv, lp) ((PL_Sv = (sv)), SvPVbyte(PL_Sv, lp)) |
a80f87c4 GS |
1042 | # define SvTRUE(sv) ( \ |
1043 | !sv \ | |
1044 | ? 0 \ | |
1045 | : SvPOK(sv) \ | |
6b88bc9c | 1046 | ? ((PL_Xpv = (XPV*)SvANY(sv)) && \ |
c2f1de04 | 1047 | (PL_Xpv->xpv_cur > 1 || \ |
6b88bc9c | 1048 | (PL_Xpv->xpv_cur && *PL_Xpv->xpv_pv != '0')) \ |
a80f87c4 GS |
1049 | ? 1 \ |
1050 | : 0) \ | |
1051 | : \ | |
1052 | SvIOK(sv) \ | |
1053 | ? SvIVX(sv) != 0 \ | |
1054 | : SvNOK(sv) \ | |
1055 | ? SvNVX(sv) != 0.0 \ | |
1056 | : sv_2bool(sv) ) | |
6b88bc9c | 1057 | # define SvTRUEx(sv) ((PL_Sv = (sv)), SvTRUE(PL_Sv)) |
a80f87c4 GS |
1058 | #endif /* !USE_THREADS */ |
1059 | #endif /* !__GNU__ */ | |
1060 | #endif /* !CRIPPLED_CC */ | |
79072805 | 1061 | |
954c1994 GS |
1062 | /* |
1063 | =for apidoc Am|SV*|newRV_inc|SV* sv | |
1064 | ||
1065 | Creates an RV wrapper for an SV. The reference count for the original SV is | |
1066 | incremented. | |
1067 | ||
1068 | =cut | |
1069 | */ | |
1070 | ||
5f05dabc | 1071 | #define newRV_inc(sv) newRV(sv) |
5f05dabc | 1072 | |
ef50df4b | 1073 | /* the following macros update any magic values this sv is associated with */ |
79072805 | 1074 | |
954c1994 GS |
1075 | /* |
1076 | =for apidoc Am|void|SvGETMAGIC|SV* sv | |
1077 | Invokes C<mg_get> on an SV if it has 'get' magic. This macro evaluates its | |
1078 | argument more than once. | |
1079 | ||
1080 | =for apidoc Am|void|SvSETMAGIC|SV* sv | |
1081 | Invokes C<mg_set> on an SV if it has 'set' magic. This macro evaluates its | |
1082 | argument more than once. | |
1083 | ||
1084 | =for apidoc Am|void|SvSetSV|SV* dsb|SV* ssv | |
1085 | Calls C<sv_setsv> if dsv is not the same as ssv. May evaluate arguments | |
1086 | more than once. | |
1087 | ||
1088 | =for apidoc Am|void|SvSetSV_nosteal|SV* dsv|SV* ssv | |
1089 | Calls a non-destructive version of C<sv_setsv> if dsv is not the same as | |
1090 | ssv. May evaluate arguments more than once. | |
1091 | ||
679ac26e | 1092 | =for apidoc Am|char *|SvGROW|SV* sv|STRLEN len |
954c1994 GS |
1093 | Expands the character buffer in the SV so that it has room for the |
1094 | indicated number of bytes (remember to reserve space for an extra trailing | |
1095 | NUL character). Calls C<sv_grow> to perform the expansion if necessary. | |
1096 | Returns a pointer to the character buffer. | |
1097 | ||
1098 | =cut | |
1099 | */ | |
1100 | ||
189b2af5 GS |
1101 | #define SvGETMAGIC(x) STMT_START { if (SvGMAGICAL(x)) mg_get(x); } STMT_END |
1102 | #define SvSETMAGIC(x) STMT_START { if (SvSMAGICAL(x)) mg_set(x); } STMT_END | |
79072805 | 1103 | |
54310121 | 1104 | #define SvSetSV_and(dst,src,finally) \ |
189b2af5 | 1105 | STMT_START { \ |
54310121 | 1106 | if ((dst) != (src)) { \ |
1107 | sv_setsv(dst, src); \ | |
1108 | finally; \ | |
189b2af5 GS |
1109 | } \ |
1110 | } STMT_END | |
54310121 | 1111 | #define SvSetSV_nosteal_and(dst,src,finally) \ |
189b2af5 | 1112 | STMT_START { \ |
8ebc5c01 | 1113 | if ((dst) != (src)) { \ |
1114 | U32 tMpF = SvFLAGS(src) & SVs_TEMP; \ | |
1115 | SvTEMP_off(src); \ | |
1116 | sv_setsv(dst, src); \ | |
1117 | SvFLAGS(src) |= tMpF; \ | |
54310121 | 1118 | finally; \ |
189b2af5 GS |
1119 | } \ |
1120 | } STMT_END | |
79072805 | 1121 | |
54310121 | 1122 | #define SvSetSV(dst,src) \ |
c9d716f7 | 1123 | SvSetSV_and(dst,src,/*nothing*/;) |
54310121 | 1124 | #define SvSetSV_nosteal(dst,src) \ |
c9d716f7 | 1125 | SvSetSV_nosteal_and(dst,src,/*nothing*/;) |
54310121 | 1126 | |
1127 | #define SvSetMagicSV(dst,src) \ | |
1128 | SvSetSV_and(dst,src,SvSETMAGIC(dst)) | |
1129 | #define SvSetMagicSV_nosteal(dst,src) \ | |
1130 | SvSetSV_nosteal_and(dst,src,SvSETMAGIC(dst)) | |
1131 | ||
3967c732 | 1132 | #ifdef DEBUGGING |
79072805 | 1133 | #define SvPEEK(sv) sv_peek(sv) |
3967c732 JD |
1134 | #else |
1135 | #define SvPEEK(sv) "" | |
1136 | #endif | |
79072805 | 1137 | |
3280af22 | 1138 | #define SvIMMORTAL(sv) ((sv)==&PL_sv_undef || (sv)==&PL_sv_yes || (sv)==&PL_sv_no) |
36477c24 | 1139 | |
3280af22 | 1140 | #define boolSV(b) ((b) ? &PL_sv_yes : &PL_sv_no) |
54310121 | 1141 | |
79072805 LW |
1142 | #define isGV(sv) (SvTYPE(sv) == SVt_PVGV) |
1143 | ||
933fea7f GS |
1144 | #define SvGROW(sv,len) (SvLEN(sv) < (len) ? sv_grow(sv,len) : SvPVX(sv)) |
1145 | #define Sv_Grow sv_grow | |
3d35f11b | 1146 | |
a0739874 DM |
1147 | #define CLONEf_COPY_STACKS 1 |
1148 | #define CLONEf_KEEP_PTR_TABLE 2 | |
1149 |