1 /* This file describes the "global" variables used by perl */
2 /* This used to be in perl.h directly but we want to */
3 /* abstract out which are per-thread per-interpreter really */
4 /* global and how initialized into one file */
11 PERLVAR(Gcurinterp, PerlInterpreter *) /* currently running interpreter */
13 PERLVAR(Gthr_key, perl_key) /* For per-thread struct perl_thread* */
14 PERLVAR(Gsv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */
15 PERLVAR(Gmalloc_mutex, perl_mutex) /* Mutex for malloc */
16 PERLVAR(Geval_mutex, perl_mutex) /* Mutex for doeval */
17 PERLVAR(Geval_cond, perl_cond) /* Condition variable for doeval */
18 PERLVAR(Geval_owner, struct perl_thread *) /* Owner thread for doeval */
19 PERLVAR(Gnthreads, int) /* Number of threads currently */
20 PERLVAR(Gthreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */
21 PERLVAR(Gnthreads_cond, perl_cond) /* Condition variable for nthreads */
22 PERLVARI(Gthreadsv_names, char *, THREADSV_NAMES)
24 PERLVAR(Gcurthr, struct perl_thread *) /* Currently executing (fake) thread */
26 #endif /* USE_THREADS */
28 /* TODO: move into thread section */
29 PERLVAR(Gsort_mutex, CRITICAL_SECTION) /* Mutex for qsort */
31 PERLVAR(Gerror_no, int) /* errno for each interpreter */
35 PERLVAR(Guid, int) /* current real user id */
36 PERLVAR(Geuid, int) /* current effective user id */
37 PERLVAR(Ggid, int) /* current real group id */
38 PERLVAR(Gegid, int) /* current effective group id */
39 PERLVAR(Gnomemok, bool) /* let malloc context handle nomem */
40 PERLVAR(Gan, U32) /* malloc sequence number */
41 PERLVAR(Gcop_seqmax, U32) /* statement sequence number */
42 PERLVAR(Gop_seqmax, U16) /* op sequence number */
43 PERLVAR(Gevalseq, U32) /* eval sequence number */
44 PERLVAR(Gsub_generation, U32) /* inc to force methods to be looked up again */
45 PERLVAR(Gorigenviron, char **)
46 PERLVAR(Gorigalen, U32)
47 PERLVAR(Gpidstatus, HV *) /* pid-to-status mappings for waitpid */
48 PERLVAR(Gprofiledata, U32 *)
49 PERLVARI(Gmaxo, int, MAXO) /* Number of ops */
50 PERLVAR(Gosname, char *) /* operating system */
51 PERLVARI(Gsh_path, char *, SH_PATH) /* full path of shell */
52 PERLVAR(Gsighandlerp, Sighandler_t)
54 PERLVAR(Gxiv_arenaroot, XPV*) /* list of allocated xiv areas */
55 PERLVAR(Gxiv_root, IV **) /* free xiv list--shared by interpreters */
56 PERLVAR(Gxnv_root, double *) /* free xnv list--shared by interpreters */
57 PERLVAR(Gxrv_root, XRV *) /* free xrv list--shared by interpreters */
58 PERLVAR(Gxpv_root, XPV *) /* free xpv list--shared by interpreters */
59 PERLVAR(Ghe_root, HE *) /* free he list--shared by interpreters */
60 PERLVAR(Gnice_chunk, char *) /* a nice chunk of memory to reuse */
61 PERLVAR(Gnice_chunk_size, U32) /* how nice the chunk of memory is */
64 PERLVAR(Grunops, runops_proc_t)
66 PERLVARI(Grunops, runops_proc_t *, RUNOPS_DEFAULT)
69 PERLVAR(Gtokenbuf[256], char)
70 PERLVAR(Gna, STRLEN) /* for use in SvPV when length is Not Applicable */
72 PERLVAR(Gsv_undef, SV)
76 PERLVARI(Gcshname, char *, CSH)
80 PERLVAR(Glex_state, U32) /* next token is determined */
81 PERLVAR(Glex_defer, U32) /* state after determined token */
82 PERLVAR(Glex_expect, expectation) /* expect after determined token */
83 PERLVAR(Glex_brackets, I32) /* bracket count */
84 PERLVAR(Glex_formbrack, I32) /* bracket count at outer format level */
85 PERLVAR(Glex_fakebrack, I32) /* outer bracket is mere delimiter */
86 PERLVAR(Glex_casemods, I32) /* casemod count */
87 PERLVAR(Glex_dojoin, I32) /* doing an array interpolation */
88 PERLVAR(Glex_starts, I32) /* how many interps done on level */
89 PERLVAR(Glex_stuff, SV *) /* runtime pattern from m// or s/// */
90 PERLVAR(Glex_repl, SV *) /* runtime replacement from s/// */
91 PERLVAR(Glex_op, OP *) /* extra info to pass back on op */
92 PERLVAR(Glex_inpat, OP *) /* in pattern $) and $| are special */
93 PERLVAR(Glex_inwhat, I32) /* what kind of quoting are we in */
94 PERLVAR(Glex_brackstack, char *) /* what kind of brackets to pop */
95 PERLVAR(Glex_casestack, char *) /* what kind of case mods in effect */
97 /* What we know when we're in LEX_KNOWNEXT state. */
98 PERLVAR(Gnextval[5], YYSTYPE) /* value of next token, if any */
99 PERLVAR(Gnexttype[5], I32) /* type of next token */
100 PERLVAR(Gnexttoke, I32)
102 PERLVARI(Grsfp, PerlIO * VOL, Nullfp)
103 PERLVAR(Glinestr, SV *)
104 PERLVAR(Gbufptr, char *)
105 PERLVAR(Goldbufptr, char *)
106 PERLVAR(Goldoldbufptr, char *)
107 PERLVAR(Gbufend, char *)
108 PERLVARI(Gexpect, expectation, XSTATE) /* how to interpret ambiguous tokens */
109 PERLVAR(Grsfp_filters, AV *)
111 PERLVAR(Gmulti_start, I32) /* 1st line of multi-line string */
112 PERLVAR(Gmulti_end, I32) /* last line of multi-line string */
113 PERLVAR(Gmulti_open, I32) /* delimiter of said string */
114 PERLVAR(Gmulti_close, I32) /* delimiter of said string */
116 PERLVAR(Gscrgv, GV *)
117 PERLVAR(Gerror_count, I32) /* how many errors so far, max 10 */
118 PERLVAR(Gsubline, I32) /* line this subroutine began on */
119 PERLVAR(Gsubname, SV *) /* name of current subroutine */
121 PERLVAR(Gcompcv, CV *) /* currently compiling subroutine */
122 PERLVAR(Gcomppad, AV *) /* storage for lexically scoped temporaries */
123 PERLVAR(Gcomppad_name, AV *) /* variable names for "my" variables */
124 PERLVAR(Gcomppad_name_fill, I32) /* last "introduced" variable offset */
125 PERLVAR(Gcomppad_name_floor, I32) /* start of vars in innermost block */
126 PERLVAR(Gmin_intro_pending, I32) /* start of vars to introduce */
127 PERLVAR(Gmax_intro_pending, I32) /* end of vars to introduce */
128 PERLVAR(Gpadix, I32) /* max used index in current "register" pad */
129 PERLVAR(Gpadix_floor, I32) /* how low may inner block reset padix */
130 PERLVAR(Gpad_reset_pending, I32) /* reset pad on next attempted alloc */
131 PERLVAR(Gcompiling, COP)
133 PERLVAR(Gthisexpr, I32) /* name id for nothing_in_common() */
134 PERLVAR(Glast_uni, char *) /* position of last named-unary operator */
135 PERLVAR(Glast_lop, char *) /* position of last list operator */
136 PERLVAR(Glast_lop_op, OPCODE) /* last list operator */
137 PERLVAR(Gin_my, bool) /* we're compiling a "my" declaration */
138 PERLVAR(Gin_my_stash, HV *) /* declared class of this "my" declaration */
140 PERLVAR(Gcryptseen, I32) /* has fast crypt() been initialized? */
143 PERLVAR(Ghints, U32) /* various compilation flags */
145 PERLVAR(Gdo_undump, bool) /* -u or dump seen? */
146 PERLVAR(Gdebug, VOL U32)
151 PERLVAR(Gamagic_generation, long)
155 #ifdef USE_LOCALE_COLLATE
156 PERLVAR(Gcollation_ix, U32) /* Collation generation index */
157 PERLVAR(Gcollation_name, char *) /* Name of current collation */
158 PERLVARI(Gcollation_standard, bool, TRUE) /* Assume simple collation */
159 PERLVAR(Gcollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
160 PERLVARI(Gcollxfrm_mult, Size_t, 2) /* Expansion factor in *xfrm() */
161 #endif /* USE_LOCALE_COLLATE */
163 #ifdef USE_LOCALE_NUMERIC
165 PERLVAR(Gnumeric_name, char *) /* Name of current numeric locale */
166 PERLVARI(Gnumeric_standard, bool, TRUE) /* Assume simple numerics */
167 PERLVARI(Gnumeric_local, bool, TRUE) /* Assume local numerics */
169 #endif /* !USE_LOCALE_NUMERIC */
171 /* constants (these are not literals to facilitate pointer comparisons) */
172 PERLVARIC(GYes, char *, "1")
173 PERLVARIC(GNo, char *, "")
174 PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEFx")
175 PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}")