Skip processing a file if the file to be opened is '-'
[p5sagit/p5-mst-13.2.git] / intrpvar.h
CommitLineData
49f531da 1/***********************************************/
2/* Global only to current interpreter instance */
3/***********************************************/
4
cb68f92d 5/* Don't forget to re-run embed.pl to propagate changes! */
6
7/* The 'I' prefix is only needed for vars that need appropriate #defines
8 * generated when built with or without MULTIPLICITY. It is also used
9 * to generate the appropriate export list for win32.
10 *
11 * When building without MULTIPLICITY, these variables will be truly global.
12 *
13 * Avoid build-specific #ifdefs here, like DEBUGGING. That way,
14 * we can keep binary compatibility of the curinterp structure */
15
49f531da 16/* pseudo environmental stuff */
cb68f92d 17PERLVAR(Iorigargc, int)
18PERLVAR(Iorigargv, char **)
19PERLVAR(Ienvgv, GV *)
cb68f92d 20PERLVAR(Iincgv, GV *)
b3ac6de7 21PERLVAR(Ihintgv, GV *)
cb68f92d 22PERLVAR(Iorigfilename, char *)
23PERLVAR(Idiehook, SV *)
24PERLVAR(Iwarnhook, SV *)
f4c556ac 25
26/* switches */
cb68f92d 27PERLVAR(Iminus_c, bool)
51371543 28PERLVARA(Ipatchlevel,10,char)
cb68f92d 29PERLVAR(Ilocalpatches, char **)
30PERLVARI(Isplitstr, char *, " ")
31PERLVAR(Ipreprocess, bool)
32PERLVAR(Iminus_n, bool)
33PERLVAR(Iminus_p, bool)
34PERLVAR(Iminus_l, bool)
35PERLVAR(Iminus_a, bool)
36PERLVAR(Iminus_F, bool)
37PERLVAR(Idoswitches, bool)
38PERLVAR(Idowarn, bool)
39PERLVAR(Idoextract, bool)
49f531da 40PERLVAR(Isawampersand, bool) /* must save all match strings */
cb68f92d 41PERLVAR(Iunsafe, bool)
42PERLVAR(Iinplace, char *)
43PERLVAR(Ie_script, SV *)
44PERLVAR(Iperldb, U32)
d4cce5f1 45
f4c556ac 46/* This value may be set when embedding for full cleanup */
d4cce5f1 47/* 0=none, 1=full, 2=full with checks */
cb68f92d 48PERLVARI(Iperl_destruct_level, int, 0)
49f531da 49
50/* magical thingies */
51PERLVAR(Ibasetime, Time_t) /* $^T */
52PERLVAR(Iformfeed, SV *) /* $^L */
d4cce5f1 53
54
cb68f92d 55PERLVARI(Imaxsysfd, I32, MAXSYSFD)
56 /* top fd to pass to subprocesses */
49f531da 57PERLVAR(Imultiline, int) /* $*--do strings hold >1 line? */
58PERLVAR(Istatusvalue, I32) /* $? */
59#ifdef VMS
cb68f92d 60PERLVAR(Istatusvalue_vms,U32)
49f531da 61#endif
62
49f531da 63/* shortcuts to various I/O objects */
cb68f92d 64PERLVAR(Istdingv, GV *)
bf49b057 65PERLVAR(Istderrgv, GV *)
cb68f92d 66PERLVAR(Idefgv, GV *)
67PERLVAR(Iargvgv, GV *)
68PERLVAR(Iargvoutgv, GV *)
18708f5a 69PERLVAR(Iargvout_stack, AV *)
49f531da 70
71/* shortcuts to regexp stuff */
5c0ca799 72/* this one needs to be moved to thrdvar.h and accessed via
73 * find_threadsv() when USE_THREADS */
cb68f92d 74PERLVAR(Ireplgv, GV *)
49f531da 75
76/* shortcuts to misc objects */
cb68f92d 77PERLVAR(Ierrgv, GV *)
49f531da 78
79/* shortcuts to debugging objects */
cb68f92d 80PERLVAR(IDBgv, GV *)
81PERLVAR(IDBline, GV *)
82PERLVAR(IDBsub, GV *)
83PERLVAR(IDBsingle, SV *)
84PERLVAR(IDBtrace, SV *)
85PERLVAR(IDBsignal, SV *)
49f531da 86PERLVAR(Ilineary, AV *) /* lines of script for debugger */
87PERLVAR(Idbargs, AV *) /* args to call listed by caller function */
88
89/* symbol tables */
49f531da 90PERLVAR(Idebstash, HV *) /* symbol table for perldb package */
91PERLVAR(Iglobalstash, HV *) /* global keyword overrides imported here */
92PERLVAR(Icurstname, SV *) /* name of current package */
93PERLVAR(Ibeginav, AV *) /* names of BEGIN subroutines */
d4cce5f1 94PERLVAR(Iendav, AV *) /* names of END subroutines */
4f25aa18 95PERLVAR(Istopav, AV *) /* names of STOP subroutines */
49f531da 96PERLVAR(Iinitav, AV *) /* names of INIT subroutines */
97PERLVAR(Istrtab, HV *) /* shared string table */
005a453c 98PERLVARI(Isub_generation,U32,1) /* incr to invalidate method cache */
49f531da 99
100/* memory management */
49f531da 101PERLVAR(Isv_count, I32) /* how many SV* are currently allocated */
102PERLVAR(Isv_objcount, I32) /* how many objects are currently allocated */
103PERLVAR(Isv_root, SV*) /* storage for SVs belonging to interp */
104PERLVAR(Isv_arenaroot, SV*) /* list of areas for garbage collection */
105
106/* funky return mechanisms */
49f531da 107PERLVAR(Iforkprocess, int) /* so do_open |- can return proc# */
108
109/* subprocess state */
d4cce5f1 110PERLVAR(Ifdpid, AV *) /* keep fd-to-pid mappings for my_popen */
49f531da 111
112/* internal state */
49f531da 113PERLVAR(Itainting, bool) /* doing taint checks */
114PERLVARI(Iop_mask, char *, NULL) /* masked operations for safe evals */
115
49f531da 116/* current interpreter roots */
cb68f92d 117PERLVAR(Imain_cv, CV *)
118PERLVAR(Imain_root, OP *)
119PERLVAR(Imain_start, OP *)
120PERLVAR(Ieval_root, OP *)
121PERLVAR(Ieval_start, OP *)
49f531da 122
123/* runtime control stuff */
cb68f92d 124PERLVARI(Icurcopdb, COP *, NULL)
125PERLVARI(Icopline, line_t, NOLINE)
49f531da 126
127/* statics moved here for shared library purposes */
49f531da 128PERLVAR(Ifilemode, int) /* so nextargv() can preserve mode */
129PERLVAR(Ilastfd, int) /* what to preserve mode on */
130PERLVAR(Ioldname, char *) /* what to preserve mode on */
d4cce5f1 131PERLVAR(IArgv, char **) /* stuff to free from do_aexec, vfork safe */
132PERLVAR(ICmd, char *) /* stuff to free from do_aexec, vfork safe */
49f531da 133PERLVAR(Igensym, I32) /* next symbol for getsym() to define */
cb68f92d 134PERLVAR(Ipreambled, bool)
135PERLVAR(Ipreambleav, AV *)
136PERLVARI(Ilaststatval, int, -1)
137PERLVARI(Ilaststype, I32, OP_STAT)
138PERLVAR(Imess_sv, SV *)
49f531da 139
cb68f92d 140/* XXX shouldn't these be per-thread? --GSAR */
141PERLVAR(Iors, char *) /* output record separator $\ */
142PERLVAR(Iorslen, STRLEN)
143PERLVAR(Iofmt, char *) /* output format for numbers $# */
d4cce5f1 144
4b556e6c 145/* interpreter atexit processing */
cb68f92d 146PERLVARI(Iexitlist, PerlExitListEntry *, NULL)
147 /* list of exit functions */
148PERLVARI(Iexitlistlen, I32, 0) /* length of same */
149PERLVAR(Imodglobal, HV *) /* per-interp module data */
150
151/* these used to be in global before 5.004_68 */
152PERLVARI(Iprofiledata, U32 *, NULL) /* table of ops, counts */
153PERLVARI(Irsfp, PerlIO * VOL, Nullfp) /* current source file pointer */
154PERLVARI(Irsfp_filters, AV *, Nullav) /* keeps active source filters */
155
156PERLVAR(Icompiling, COP) /* compiling/done executing marker */
157
158PERLVAR(Icompcv, CV *) /* currently compiling subroutine */
159PERLVAR(Icomppad, AV *) /* storage for lexically scoped temporaries */
160PERLVAR(Icomppad_name, AV *) /* variable names for "my" variables */
161PERLVAR(Icomppad_name_fill, I32) /* last "introduced" variable offset */
162PERLVAR(Icomppad_name_floor, I32) /* start of vars in innermost block */
4b556e6c 163
164#ifdef HAVE_INTERP_INTERN
cb68f92d 165PERLVAR(Isys_intern, struct interp_intern)
166 /* platform internals */
4b556e6c 167#endif
168
7fae4e64 169/* more statics moved here */
7fae4e64 170PERLVARI(Igeneration, int, 100) /* from op.c */
171PERLVAR(IDBcv, CV *) /* from perl.c */
172PERLVAR(Iarchpat_auto, char*) /* from perl.c */
56953603 173
cb68f92d 174PERLVARI(Iin_clean_objs,bool, FALSE) /* from sv.c */
175PERLVARI(Iin_clean_all, bool, FALSE) /* from sv.c */
7fae4e64 176
177PERLVAR(Ilinestart, char *) /* beg. of most recently read line */
178PERLVAR(Ipending_ident, char) /* pending identifier lookup */
179PERLVAR(Isublex_info, SUBLEXINFO) /* from toke.c */
180
49f531da 181#ifdef USE_THREADS
cb68f92d 182PERLVAR(Ithrsv, SV *) /* struct perl_thread for main thread */
940cb80d 183PERLVARI(Ithreadnum, U32, 0) /* incremented each thread creation */
5f08fbcd 184PERLVAR(Istrtab_mutex, perl_mutex) /* Mutex for string table access */
49f531da 185#endif /* USE_THREADS */
76e3520e 186
d8eceb89 187PERLVAR(Iuid, Uid_t) /* current real user id */
188PERLVAR(Ieuid, Uid_t) /* current effective user id */
189PERLVAR(Igid, Gid_t) /* current real group id */
190PERLVAR(Iegid, Gid_t) /* current effective group id */
0672f40e 191PERLVAR(Inomemok, bool) /* let malloc context handle nomem */
192PERLVAR(Ian, U32) /* malloc sequence number */
193PERLVAR(Icop_seqmax, U32) /* statement sequence number */
194PERLVAR(Iop_seqmax, U16) /* op sequence number */
195PERLVAR(Ievalseq, U32) /* eval sequence number */
196PERLVAR(Iorigenviron, char **)
197PERLVAR(Iorigalen, U32)
198PERLVAR(Ipidstatus, HV *) /* pid-to-status mappings for waitpid */
199PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */
200PERLVAR(Iosname, char *) /* operating system */
201PERLVARI(Ish_path, char *, SH_PATH)/* full path of shell */
202PERLVAR(Isighandlerp, Sighandler_t)
203
204PERLVAR(Ixiv_arenaroot, XPV*) /* list of allocated xiv areas */
205PERLVAR(Ixiv_root, IV *) /* free xiv list--shared by interpreters */
cad2e5aa 206PERLVAR(Ixnv_root, NV *) /* free xnv list--shared by interpreters */
0672f40e 207PERLVAR(Ixrv_root, XRV *) /* free xrv list--shared by interpreters */
208PERLVAR(Ixpv_root, XPV *) /* free xpv list--shared by interpreters */
932e9ff9 209PERLVAR(Ixpviv_root, XPVIV *) /* free xpviv list--shared by interpreters */
210PERLVAR(Ixpvnv_root, XPVNV *) /* free xpvnv list--shared by interpreters */
211PERLVAR(Ixpvcv_root, XPVCV *) /* free xpvcv list--shared by interpreters */
212PERLVAR(Ixpvav_root, XPVAV *) /* free xpvav list--shared by interpreters */
213PERLVAR(Ixpvhv_root, XPVHV *) /* free xpvhv list--shared by interpreters */
214PERLVAR(Ixpvmg_root, XPVMG *) /* free xpvmg list--shared by interpreters */
215PERLVAR(Ixpvlv_root, XPVLV *) /* free xpvlv list--shared by interpreters */
216PERLVAR(Ixpvbm_root, XPVBM *) /* free xpvbm list--shared by interpreters */
0672f40e 217PERLVAR(Ihe_root, HE *) /* free he list--shared by interpreters */
218PERLVAR(Inice_chunk, char *) /* a nice chunk of memory to reuse */
219PERLVAR(Inice_chunk_size, U32) /* how nice the chunk of memory is */
220
0b94c7bb 221PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT))
0672f40e 222
51371543 223PERLVARA(Itokenbuf,256, char)
0672f40e 224
225PERLVAR(Isv_undef, SV)
226PERLVAR(Isv_no, SV)
227PERLVAR(Isv_yes, SV)
228
229#ifdef CSH
230PERLVARI(Icshname, char *, CSH)
231PERLVAR(Icshlen, I32)
232#endif
233
234PERLVAR(Ilex_state, U32) /* next token is determined */
235PERLVAR(Ilex_defer, U32) /* state after determined token */
236PERLVAR(Ilex_expect, expectation) /* expect after determined token */
237PERLVAR(Ilex_brackets, I32) /* bracket count */
238PERLVAR(Ilex_formbrack, I32) /* bracket count at outer format level */
239PERLVAR(Ilex_fakebrack, I32) /* outer bracket is mere delimiter */
240PERLVAR(Ilex_casemods, I32) /* casemod count */
241PERLVAR(Ilex_dojoin, I32) /* doing an array interpolation */
242PERLVAR(Ilex_starts, I32) /* how many interps done on level */
243PERLVAR(Ilex_stuff, SV *) /* runtime pattern from m// or s/// */
244PERLVAR(Ilex_repl, SV *) /* runtime replacement from s/// */
245PERLVAR(Ilex_op, OP *) /* extra info to pass back on op */
246PERLVAR(Ilex_inpat, OP *) /* in pattern $) and $| are special */
247PERLVAR(Ilex_inwhat, I32) /* what kind of quoting are we in */
248PERLVAR(Ilex_brackstack,char *) /* what kind of brackets to pop */
249PERLVAR(Ilex_casestack, char *) /* what kind of case mods in effect */
250
251/* What we know when we're in LEX_KNOWNEXT state. */
51371543 252PERLVARA(Inextval,5, YYSTYPE) /* value of next token, if any */
253PERLVARA(Inexttype,5, I32) /* type of next token */
0672f40e 254PERLVAR(Inexttoke, I32)
255
256PERLVAR(Ilinestr, SV *)
257PERLVAR(Ibufptr, char *)
258PERLVAR(Ioldbufptr, char *)
259PERLVAR(Ioldoldbufptr, char *)
260PERLVAR(Ibufend, char *)
261PERLVARI(Iexpect,expectation, XSTATE) /* how to interpret ambiguous tokens */
262
263PERLVAR(Imulti_start, I32) /* 1st line of multi-line string */
264PERLVAR(Imulti_end, I32) /* last line of multi-line string */
265PERLVAR(Imulti_open, I32) /* delimiter of said string */
266PERLVAR(Imulti_close, I32) /* delimiter of said string */
267
268PERLVAR(Ierror_count, I32) /* how many errors so far, max 10 */
269PERLVAR(Isubline, I32) /* line this subroutine began on */
270PERLVAR(Isubname, SV *) /* name of current subroutine */
271
272PERLVAR(Imin_intro_pending, I32) /* start of vars to introduce */
273PERLVAR(Imax_intro_pending, I32) /* end of vars to introduce */
274PERLVAR(Ipadix, I32) /* max used index in current "register" pad */
275PERLVAR(Ipadix_floor, I32) /* how low may inner block reset padix */
276PERLVAR(Ipad_reset_pending, I32) /* reset pad on next attempted alloc */
277
0672f40e 278PERLVAR(Ilast_uni, char *) /* position of last named-unary op */
279PERLVAR(Ilast_lop, char *) /* position of last list operator */
280PERLVAR(Ilast_lop_op, OPCODE) /* last list operator */
77ca0c92 281PERLVAR(Iin_my, I32) /* we're compiling a "my" (or "our") declaration */
0672f40e 282PERLVAR(Iin_my_stash, HV *) /* declared class of this "my" declaration */
283#ifdef FCRYPT
f4c556ac 284PERLVAR(Icryptseen, bool) /* has fast crypt() been initialized? */
0672f40e 285#endif
286
f4c556ac 287PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */
0672f40e 288
289PERLVAR(Idebug, VOL U32) /* flags given to -D switch */
290
291PERLVAR(Iamagic_generation, long)
292
293#ifdef USE_LOCALE_COLLATE
294PERLVAR(Icollation_ix, U32) /* Collation generation index */
295PERLVAR(Icollation_name,char *) /* Name of current collation */
296PERLVARI(Icollation_standard, bool, TRUE)
297 /* Assume simple collation */
298PERLVAR(Icollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
299PERLVARI(Icollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */
300#endif /* USE_LOCALE_COLLATE */
301
302#ifdef USE_LOCALE_NUMERIC
303
304PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */
305PERLVARI(Inumeric_standard, bool, TRUE)
306 /* Assume simple numerics */
307PERLVARI(Inumeric_local, bool, TRUE)
308 /* Assume local numerics */
097ee67d 309PERLVAR(Inumeric_radix, char)
310 /* The radix character if not '.' */
0672f40e 311
312#endif /* !USE_LOCALE_NUMERIC */
313
314/* utf8 character classes */
315PERLVAR(Iutf8_alnum, SV *)
b8c5462f 316PERLVAR(Iutf8_alnumc, SV *)
317PERLVAR(Iutf8_ascii, SV *)
0672f40e 318PERLVAR(Iutf8_alpha, SV *)
319PERLVAR(Iutf8_space, SV *)
b8c5462f 320PERLVAR(Iutf8_cntrl, SV *)
321PERLVAR(Iutf8_graph, SV *)
0672f40e 322PERLVAR(Iutf8_digit, SV *)
323PERLVAR(Iutf8_upper, SV *)
324PERLVAR(Iutf8_lower, SV *)
325PERLVAR(Iutf8_print, SV *)
b8c5462f 326PERLVAR(Iutf8_punct, SV *)
327PERLVAR(Iutf8_xdigit, SV *)
0672f40e 328PERLVAR(Iutf8_mark, SV *)
329PERLVAR(Iutf8_toupper, SV *)
330PERLVAR(Iutf8_totitle, SV *)
331PERLVAR(Iutf8_tolower, SV *)
332PERLVAR(Ilast_swash_hv, HV *)
333PERLVAR(Ilast_swash_klen, U32)
51371543 334PERLVARA(Ilast_swash_key,10, U8)
0672f40e 335PERLVAR(Ilast_swash_tmps, U8 *)
336PERLVAR(Ilast_swash_slen, STRLEN)
337
338/* perly.c globals */
339PERLVAR(Iyydebug, int)
340PERLVAR(Iyynerrs, int)
341PERLVAR(Iyyerrflag, int)
342PERLVAR(Iyychar, int)
343PERLVAR(Iyyval, YYSTYPE)
344PERLVAR(Iyylval, YYSTYPE)
345
346PERLVAR(Iglob_index, int)
0672f40e 347PERLVAR(Isrand_called, bool)
51371543 348PERLVARA(Iuudmap,256, char)
0672f40e 349PERLVAR(Ibitcount, char *)
0672f40e 350
43165c05 351#ifdef USE_THREADS
352PERLVAR(Ithr_key, perl_key) /* For per-thread struct perl_thread* */
353PERLVAR(Isv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */
43165c05 354PERLVAR(Ieval_mutex, perl_mutex) /* Mutex for doeval */
355PERLVAR(Ieval_cond, perl_cond) /* Condition variable for doeval */
356PERLVAR(Ieval_owner, struct perl_thread *)
357 /* Owner thread for doeval */
358PERLVAR(Inthreads, int) /* Number of threads currently */
359PERLVAR(Ithreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */
360PERLVAR(Inthreads_cond, perl_cond) /* Condition variable for nthreads */
361PERLVAR(Isvref_mutex, perl_mutex) /* Mutex for SvREFCNT_{inc,dec} */
362PERLVARI(Ithreadsv_names,char *, THREADSV_NAMES)
363#ifdef FAKE_THREADS
364PERLVAR(Icurthr, struct perl_thread *)
365 /* Currently executing (fake) thread */
366#endif
367
368PERLVAR(Icred_mutex, perl_mutex) /* altered credentials in effect */
369
370#endif /* USE_THREADS */
371
c5be433b 372#if defined(PERL_IMPLICIT_SYS)
32e30700 373PERLVAR(IMem, struct IPerlMem*)
374PERLVAR(IEnv, struct IPerlEnv*)
375PERLVAR(IStdIO, struct IPerlStdIO*)
376PERLVAR(ILIO, struct IPerlLIO*)
377PERLVAR(IDir, struct IPerlDir*)
378PERLVAR(ISock, struct IPerlSock*)
379PERLVAR(IProc, struct IPerlProc*)
76e3520e 380#endif
d18c6117 381
382#if defined(USE_ITHREADS)
5f7fde29 383PERLVAR(Iptr_table, PTR_TBL_t*)
d18c6117 384#endif