| Commit | Line | Data |
|---|
| 49f531da |
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 */ |
| 5 | |
| 6 | /****************/ |
| 7 | /* Truly global */ |
| 8 | /****************/ |
| 9 | |
| 10 | /* global state */ |
| 11 | PERLVAR(curinterp, PerlInterpreter *) /* currently running interpreter */ |
| 12 | #ifdef USE_THREADS |
| 13 | PERLVAR(thr_key, perl_key) /* For per-thread struct perl_thread* */ |
| 14 | PERLVAR(sv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */ |
| 15 | PERLVAR(malloc_mutex, perl_mutex) /* Mutex for malloc */ |
| 16 | PERLVAR(eval_mutex, perl_mutex) /* Mutex for doeval */ |
| 17 | PERLVAR(eval_cond, perl_cond) /* Condition variable for doeval */ |
| 18 | PERLVAR(eval_owner, struct perl_thread *) /* Owner thread for doeval */ |
| 19 | PERLVAR(nthreads, int) /* Number of threads currently */ |
| 20 | PERLVAR(threads_mutex, perl_mutex) /* Mutex for nthreads and thread list */ |
| 21 | PERLVAR(nthreads_cond, perl_cond) /* Condition variable for nthreads */ |
| 22 | PERLVARI(threadsv_names, char *, THREADSV_NAMES) |
| 23 | #ifdef FAKE_THREADS |
| 24 | PERLVAR(thr, struct perl_thread *) /* Currently executing (fake) thread */ |
| 25 | #endif |
| 26 | #endif /* USE_THREADS */ |
| 27 | |
| 28 | PERLVAR(uid, int) /* current real user id */ |
| 29 | PERLVAR(euid, int) /* current effective user id */ |
| 30 | PERLVAR(gid, int) /* current real group id */ |
| 31 | PERLVAR(egid, int) /* current effective group id */ |
| 32 | PERLVAR(nomemok, bool) /* let malloc context handle nomem */ |
| 33 | PERLVAR(an, U32) /* malloc sequence number */ |
| 34 | PERLVAR(cop_seqmax, U32) /* statement sequence number */ |
| 35 | PERLVAR(op_seqmax, U16) /* op sequence number */ |
| 36 | PERLVAR(evalseq, U32) /* eval sequence number */ |
| 37 | PERLVAR(sub_generation, U32) /* inc to force methods to be looked up again */ |
| 38 | PERLVAR(origenviron, char **) |
| 39 | PERLVAR(origalen, U32) |
| 40 | PERLVAR(pidstatus, HV *) /* pid-to-status mappings for waitpid */ |
| 41 | PERLVAR(profiledata, U32 *) |
| 42 | PERLVARI(maxo, int, MAXO) /* Number of ops */ |
| 43 | PERLVAR(osname, char *) /* operating system */ |
| 44 | PERLVARI(sh_path, char *, SH_PATH) /* full path of shell */ |
| 45 | PERLVAR(sighandlerp, Sighandler_t) |
| 46 | |
| 47 | PERLVAR(xiv_arenaroot, XPV*) /* list of allocated xiv areas */ |
| 48 | PERLVAR(xiv_root, IV **) /* free xiv list--shared by interpreters */ |
| 49 | PERLVAR(xnv_root, double *) /* free xnv list--shared by interpreters */ |
| 50 | PERLVAR(xrv_root, XRV *) /* free xrv list--shared by interpreters */ |
| 51 | PERLVAR(xpv_root, XPV *) /* free xpv list--shared by interpreters */ |
| 52 | PERLVAR(he_root, HE *) /* free he list--shared by interpreters */ |
| 53 | PERLVAR(nice_chunk, char *) /* a nice chunk of memory to reuse */ |
| 54 | PERLVAR(nice_chunk_size, U32) /* how nice the chunk of memory is */ |
| 55 | |
| d4cce5f1 |
56 | PERLVARI(runops, runops_proc_t *, RUNOPS_DEFAULT) |
| 57 | |
| 58 | #ifndef USE_THREADS |
| 49f531da |
59 | /* Stack for currently executing thread--context switch must handle this. */ |
| 60 | PERLVAR(stack_base, SV **) /* stack->array_ary */ |
| 61 | PERLVAR(stack_sp, SV **) /* stack pointer now */ |
| 62 | PERLVAR(stack_max, SV **) /* stack->array_ary + stack->array_max */ |
| 63 | |
| 64 | /* likewise for these */ |
| 65 | |
| 66 | #ifdef OP_IN_REGISTER |
| 67 | PERLVAR(opsave, OP *) /* save current op register across longjmps */ |
| 68 | #else |
| 69 | PERLVAR(op, OP *) /* current op--when not in a global register */ |
| 70 | #endif |
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71 | |
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72 | PERLVAR(scopestack, I32 *) /* blocks we've entered */ |
| 73 | PERLVAR(scopestack_ix, I32) |
| 74 | PERLVAR(scopestack_max, I32) |
| 75 | |
| 76 | PERLVAR(savestack, ANY*) /* to save non-local values on */ |
| 77 | PERLVAR(savestack_ix, I32) |
| 78 | PERLVAR(savestack_max, I32) |
| 79 | |
| 80 | PERLVAR(retstack, OP **) /* returns we've pushed */ |
| 81 | PERLVAR(retstack_ix, I32) |
| 82 | PERLVAR(retstack_max, I32) |
| 83 | |
| 84 | PERLVAR(markstack, I32 *) /* stackmarks we're remembering */ |
| 85 | PERLVAR(markstack_ptr, I32 *) /* stackmarks we're remembering */ |
| 86 | PERLVAR(markstack_max, I32 *) /* stackmarks we're remembering */ |
| 87 | |
| d4cce5f1 |
88 | |
| 89 | |
| 49f531da |
90 | PERLVAR(curpad, SV **) |
| 91 | |
| 92 | /* temp space */ |
| 93 | PERLVAR(Sv, SV *) |
| 94 | PERLVAR(Xpv, XPV *) |
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95 | |
| 49f531da |
96 | PERLVAR(statbuf, struct stat) |
| 97 | #ifdef HAS_TIMES |
| 98 | PERLVAR(timesbuf, struct tms) |
| 99 | #endif |
| d4cce5f1 |
100 | |
| 101 | #endif /* USE_THREADS */ |
| 102 | |
| 103 | PERLVAR(tokenbuf[256], char) |
| 49f531da |
104 | #if defined(WIN32) && defined(__GNUC__) |
| 105 | PERLVAR(na, static STRLEN) |
| 106 | #else |
| 107 | PERLVAR(na, STRLEN) /* for use in SvPV when length is Not Applicable */ |
| 108 | #endif |
| 109 | |
| 110 | PERLVAR(sv_undef, SV) |
| 111 | PERLVAR(sv_no, SV) |
| 112 | PERLVAR(sv_yes, SV) |
| 113 | #ifdef CSH |
| 114 | PERLVARI(cshname, char *, CSH) |
| 115 | PERLVAR(cshlen, I32) |
| 116 | #endif |
| 117 | |
| 118 | PERLVAR(lex_state, U32) /* next token is determined */ |
| 119 | PERLVAR(lex_defer, U32) /* state after determined token */ |
| 120 | PERLVAR(lex_expect, expectation) /* expect after determined token */ |
| 121 | PERLVAR(lex_brackets, I32) /* bracket count */ |
| 122 | PERLVAR(lex_formbrack, I32) /* bracket count at outer format level */ |
| 123 | PERLVAR(lex_fakebrack, I32) /* outer bracket is mere delimiter */ |
| 124 | PERLVAR(lex_casemods, I32) /* casemod count */ |
| 125 | PERLVAR(lex_dojoin, I32) /* doing an array interpolation */ |
| 126 | PERLVAR(lex_starts, I32) /* how many interps done on level */ |
| 127 | PERLVAR(lex_stuff, SV *) /* runtime pattern from m// or s/// */ |
| 128 | PERLVAR(lex_repl, SV *) /* runtime replacement from s/// */ |
| 129 | PERLVAR(lex_op, OP *) /* extra info to pass back on op */ |
| 130 | PERLVAR(lex_inpat, OP *) /* in pattern $) and $| are special */ |
| 131 | PERLVAR(lex_inwhat, I32) /* what kind of quoting are we in */ |
| 132 | PERLVAR(lex_brackstack, char *) /* what kind of brackets to pop */ |
| 133 | PERLVAR(lex_casestack, char *) /* what kind of case mods in effect */ |
| 134 | |
| 135 | /* What we know when we're in LEX_KNOWNEXT state. */ |
| 136 | PERLVAR(nextval[5], YYSTYPE) /* value of next token, if any */ |
| 137 | PERLVAR(nexttype[5], I32) /* type of next token */ |
| 138 | PERLVAR(nexttoke, I32) |
| 139 | |
| 140 | PERLVARI(rsfp, PerlIO * VOL, Nullfp) |
| 141 | PERLVAR(linestr, SV *) |
| 142 | PERLVAR(bufptr, char *) |
| 143 | PERLVAR(oldbufptr, char *) |
| 144 | PERLVAR(oldoldbufptr, char *) |
| 145 | PERLVAR(bufend, char *) |
| 146 | PERLVARI(expect, expectation, XSTATE) /* how to interpret ambiguous tokens */ |
| 147 | PERLVAR(rsfp_filters, AV *) |
| 148 | |
| 149 | PERLVAR(multi_start, I32) /* 1st line of multi-line string */ |
| 150 | PERLVAR(multi_end, I32) /* last line of multi-line string */ |
| 151 | PERLVAR(multi_open, I32) /* delimiter of said string */ |
| 152 | PERLVAR(multi_close, I32) /* delimiter of said string */ |
| 153 | |
| 154 | PERLVAR(scrgv, GV *) |
| 155 | PERLVAR(error_count, I32) /* how many errors so far, max 10 */ |
| 156 | PERLVAR(subline, I32) /* line this subroutine began on */ |
| 157 | PERLVAR(subname, SV *) /* name of current subroutine */ |
| 158 | |
| 159 | PERLVAR(compcv, CV *) /* currently compiling subroutine */ |
| 160 | PERLVAR(comppad, AV *) /* storage for lexically scoped temporaries */ |
| 161 | PERLVAR(comppad_name, AV *) /* variable names for "my" variables */ |
| 162 | PERLVAR(comppad_name_fill, I32) /* last "introduced" variable offset */ |
| 163 | PERLVAR(comppad_name_floor, I32) /* start of vars in innermost block */ |
| 164 | PERLVAR(min_intro_pending, I32) /* start of vars to introduce */ |
| 165 | PERLVAR(max_intro_pending, I32) /* end of vars to introduce */ |
| 166 | PERLVAR(padix, I32) /* max used index in current "register" pad */ |
| 167 | PERLVAR(padix_floor, I32) /* how low may inner block reset padix */ |
| 168 | PERLVAR(pad_reset_pending, I32) /* reset pad on next attempted alloc */ |
| 169 | PERLVAR(compiling, COP) |
| 170 | |
| 171 | PERLVAR(thisexpr, I32) /* name id for nothing_in_common() */ |
| 172 | PERLVAR(last_uni, char *) /* position of last named-unary operator */ |
| 173 | PERLVAR(last_lop, char *) /* position of last list operator */ |
| 174 | PERLVAR(last_lop_op, OPCODE) /* last list operator */ |
| 175 | PERLVAR(in_my, bool) /* we're compiling a "my" declaration */ |
| 176 | PERLVAR(in_my_stash, HV *) /* declared class of this "my" declaration */ |
| 177 | #ifdef FCRYPT |
| 178 | PERLVAR(cryptseen, I32) /* has fast crypt() been initialized? */ |
| 179 | #endif |
| 180 | |
| 181 | PERLVAR(hints, U32) /* various compilation flags */ |
| 182 | |
| 183 | PERLVAR(do_undump, bool) /* -u or dump seen? */ |
| 184 | PERLVAR(debug, VOL U32) |
| 185 | |
| 186 | |
| 187 | #ifdef OVERLOAD |
| 188 | |
| 189 | PERLVAR(amagic_generation, long) |
| 190 | |
| 191 | #endif |
| 192 | |
| 193 | #ifdef USE_LOCALE_COLLATE |
| 194 | PERLVAR(collation_ix, U32) /* Collation generation index */ |
| 195 | PERLVAR(collation_name, char *) /* Name of current collation */ |
| 196 | PERLVARI(collation_standard, bool, TRUE) /* Assume simple collation */ |
| 197 | PERLVAR(collxfrm_base, Size_t) /* Basic overhead in *xfrm() */ |
| 198 | PERLVARI(collxfrm_mult, Size_t, 2) /* Expansion factor in *xfrm() */ |
| 199 | #endif /* USE_LOCALE_COLLATE */ |
| 200 | |
| 201 | #ifdef USE_LOCALE_NUMERIC |
| 202 | |
| 203 | PERLVAR(numeric_name, char *) /* Name of current numeric locale */ |
| 204 | PERLVARI(numeric_standard, bool, TRUE) /* Assume simple numerics */ |
| 205 | PERLVARI(numeric_local, bool, TRUE) /* Assume local numerics */ |
| 206 | |
| 207 | #endif /* !USE_LOCALE_NUMERIC */ |
| 208 | |
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