X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/ba40ea5ba2e0ad87ed7510b4c3445ae1b09c19b0..fe43a9cc030d741126b22f2730889e69452f8988:/intrpvar.h diff --git a/intrpvar.h b/intrpvar.h index bf2576f..50a9ee0 100644 --- a/intrpvar.h +++ b/intrpvar.h @@ -51,7 +51,7 @@ PERLVAR(I, scopestack_max, I32) PERLVAR(I, tmps_stack, SV **) /* mortals we've made */ PERLVARI(I, tmps_ix, SSize_t, -1) PERLVARI(I, tmps_floor, SSize_t, -1) -PERLVAR(I, tmps_max, SSize_t) +PERLVAR(I, tmps_max, SSize_t) /* first unalloced slot in tmps stack */ PERLVARI(I, sub_generation, U32, 1) /* incr to invalidate method cache */ @@ -60,9 +60,6 @@ PERLVAR(I, markstack, I32 *) /* stack_sp locations we're PERLVAR(I, markstack_ptr, I32 *) PERLVAR(I, markstack_max, I32 *) -PERLVARI(I, sawalias, bool, FALSE) /* must enable common-vars - pessimisation */ - #ifdef PERL_HASH_RANDOMIZE_KEYS #ifdef USE_PERL_PERTURB_KEYS PERLVARI(I, hash_rand_bits_enabled, U8, 1) /* used to randomize hash stuff 0 == no-random, 1 == random, 2 == determinsitic */ @@ -78,8 +75,23 @@ PERLVAR(I, multideref_pc, UNOP_AUX_item *) PERLVAR(I, curpm, PMOP *) /* what to do \ interps in REs from */ PERLVAR(I, tainting, bool) /* doing taint checks */ -PERLVAR(I, tainted, bool) /* using variables controlled by $< */ +PERLVARI(I, tainted, bool, FALSE) /* using variables controlled by $< */ + +/* PL_delaymagic is currently used for two purposes: to assure simultaneous + * updates in ($<,$>) = ..., and to assure atomic update in push/unshift + * @ISA, It works like this: a few places such as pp_push set the DM_DELAY + * flag; then various places such as av_store() skip mg_set(ary) if this + * flag is set, and various magic vtable methods set flags like + * DM_ARRAY_ISA if they've seen something of that ilk. Finally when + * control returns to pp_push or whatever, it sees if any of those flags + * have been set, and if so finally calls mg_set(). + * + * NB: PL_delaymagic is automatically saved and restored by JUMPENV_PUSH + * / POP. This removes the need to do ENTER/SAVEI16(PL_delaymagic)/LEAVE + * in hot code like pp_push. + */ PERLVAR(I, delaymagic, U16) /* ($<,$>) = ... */ + PERLVAR(I, localizing, U8) /* are we processing a local() list? */ PERLVAR(I, in_eval, U8) /* trap "fatal" errors? */ PERLVAR(I, defgv, GV *) /* the *_ glob */ @@ -87,7 +99,7 @@ PERLVAR(I, defgv, GV *) /* the *_ glob */ =for apidoc mn|bool|PL_dowarn -The C variable which corresponds to Perl's $^W warning variable. +The C variable which corresponds to Perl's C<$^W> warning variable. =cut */ @@ -136,11 +148,11 @@ PERLVAR(I, comppad, PAD *) /* storage for lexically scoped temporaries */ This is the C SV. Always refer to this as C<&PL_sv_undef>. =for apidoc Amn|SV|PL_sv_no -This is the C SV. See C. Always refer to this as +This is the C SV. See C>. Always refer to this as C<&PL_sv_no>. =for apidoc Amn|SV|PL_sv_yes -This is the C SV. See C. Always refer to this as +This is the C SV. See C>. Always refer to this as C<&PL_sv_yes>. =cut @@ -178,11 +190,6 @@ PERLVAR(I, statcache, Stat_t) /* _ */ PERLVAR(I, statgv, GV *) PERLVARI(I, statname, SV *, NULL) -#ifdef HAS_TIMES -/* Will be removed soon after v5.23.0. See RT #121351 */ -PERLVAR(I, timesbuf, struct tms) -#endif - /* =for apidoc mn|SV*|PL_rs @@ -378,19 +385,19 @@ PERLVAR(I, DBline, GV *) /* *DB::line */ When Perl is run in debugging mode, with the B<-d> switch, this GV contains the SV which holds the name of the sub being debugged. This is the C variable which corresponds to Perl's $DB::sub variable. See -C. +C>. =for apidoc mn|SV *|PL_DBsingle When Perl is run in debugging mode, with the B<-d> switch, this SV is a boolean which indicates whether subs are being single-stepped. Single-stepping is automatically turned on after every step. This is the C variable which corresponds to Perl's $DB::single variable. See -C. +C>. =for apidoc mn|SV *|PL_DBtrace Trace variable used when Perl is run in debugging mode, with the B<-d> switch. This is the C variable which corresponds to Perl's $DB::trace -variable. See C. +variable. See C>. =cut */ @@ -492,7 +499,8 @@ PERLVAR(I, sys_intern, struct interp_intern) /* more statics moved here */ PERLVAR(I, DBcv, CV *) /* from perl.c */ -PERLVARI(I, generation, int, 100) /* from op.c */ +PERLVARI(I, generation, int, 100) /* scan sequence# for OP_AASSIGN + compile-time common elem detection */ PERLVAR(I, unicode, U32) /* Unicode features: $ENV{PERL_UNICODE} or -C */ @@ -611,6 +619,7 @@ PERLVARA(I, utf8_swash_ptrs, POSIX_SWASH_COUNT, SV *) PERLVARA(I, Posix_ptrs, POSIX_CC_COUNT, SV *) PERLVARA(I, XPosix_ptrs, POSIX_CC_COUNT, SV *) PERLVAR(I, GCB_invlist, SV *) +PERLVAR(I, LB_invlist, SV *) PERLVAR(I, SB_invlist, SV *) PERLVAR(I, WB_invlist, SV *) @@ -753,7 +762,7 @@ PERLVARI(I, globhook, globhook_t, NULL) PERLVARI(I, padlist_generation, U32, 1) /* id to identify padlist clones */ -/* The last unconditional member of the interpreter structure when 5.23.0 was +/* The last unconditional member of the interpreter structure when 5.18.0 was released. The offset of the end of this is baked into a global variable in any shared perl library which will allow a sanity test in future perl releases. */ @@ -767,8 +776,11 @@ PERLVARI(I, my_cxt_keys, const char **, NULL) /* per-module array of pointers to # endif #endif -#ifdef PERL_TRACK_MEMPOOL -/* For use with the memory debugging code in util.c */ +#if defined(PERL_IMPLICIT_CONTEXT) || defined(PERL_DEBUG_READONLY_COW) +/* For use with the memory debugging code in util.c. This is used only in + * DEBUGGING builds (as long as the relevant structure is defined), but + * defining it in non-debug builds too means that we retain binary + * compatibility between otherwise-compatible plain and debug builds. */ PERLVAR(I, memory_debug_header, struct perl_memory_debug_header) #endif @@ -795,6 +807,8 @@ PERLVARA(I, op_exec_cnt, OP_max+2, UV) /* Counts of executed OPs of the given ty PERLVAR(I, random_state, PL_RANDOM_STATE_TYPE) +PERLVARI(I, dump_re_max_len, STRLEN, 0) + /* If you are adding a U8 or U16, check to see if there are 'Space' comments * above on where there are gaps which currently will be structure padding. */