X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=cop.h;h=8d8126bfbc9324a1d949c21fc0464dba0d68ca3d;hb=95e8664e86da93255f26600f44bbbd70bf5b5b0e;hp=e588675012abf4a2fa6782d4162517b95168e7a2;hpb=9e5093700069f9f74b9ca2d59c30b0b9880239d2;p=p5sagit%2Fp5-mst-13.2.git diff --git a/cop.h b/cop.h index e588675..8d8126b 100644 --- a/cop.h +++ b/cop.h @@ -1,6 +1,6 @@ /* cop.h * - * Copyright (c) 1991-2000, Larry Wall + * Copyright (c) 1991-2001, Larry Wall * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -21,6 +21,7 @@ struct cop { I32 cop_arybase; /* array base this line was compiled with */ line_t cop_line; /* line # of this command */ SV * cop_warnings; /* lexical warnings bitmask */ + SV * cop_io; /* lexical IO defaults */ }; #define Nullcop Null(COP*) @@ -29,32 +30,33 @@ struct cop { # define CopFILE(c) ((c)->cop_file) # define CopFILEGV(c) (CopFILE(c) \ ? gv_fetchfile(CopFILE(c)) : Nullgv) -# define CopFILE_set(c,pv) ((c)->cop_file = savepv(pv)) /* XXX */ +# define CopFILE_set(c,pv) ((c)->cop_file = savepv(pv)) # define CopFILESV(c) (CopFILE(c) \ ? GvSV(gv_fetchfile(CopFILE(c))) : Nullsv) # define CopFILEAV(c) (CopFILE(c) \ ? GvAV(gv_fetchfile(CopFILE(c))) : Nullav) # define CopSTASHPV(c) ((c)->cop_stashpv) -# define CopSTASHPV_set(c,pv) ((c)->cop_stashpv = savepv(pv)) /* XXX */ +# define CopSTASHPV_set(c,pv) ((c)->cop_stashpv = ((pv) ? savepv(pv) : Nullch)) # define CopSTASH(c) (CopSTASHPV(c) \ ? gv_stashpv(CopSTASHPV(c),GV_ADD) : Nullhv) -# define CopSTASH_set(c,hv) CopSTASHPV_set(c, HvNAME(hv)) -# define CopSTASH_eq(c,hv) (hv \ +# define CopSTASH_set(c,hv) CopSTASHPV_set(c, (hv) ? HvNAME(hv) : Nullch) +# define CopSTASH_eq(c,hv) ((hv) \ && (CopSTASHPV(c) == HvNAME(hv) \ || (CopSTASHPV(c) && HvNAME(hv) \ && strEQ(CopSTASHPV(c), HvNAME(hv))))) #else # define CopFILEGV(c) ((c)->cop_filegv) -# define CopFILEGV_set(c,gv) ((c)->cop_filegv = gv) -# define CopFILE_set(c,pv) ((c)->cop_filegv = gv_fetchfile(pv)) +# define CopFILEGV_set(c,gv) ((c)->cop_filegv = (GV*)SvREFCNT_inc(gv)) +# define CopFILE_set(c,pv) CopFILEGV_set((c), gv_fetchfile(pv)) # define CopFILESV(c) (CopFILEGV(c) ? GvSV(CopFILEGV(c)) : Nullsv) # define CopFILEAV(c) (CopFILEGV(c) ? GvAV(CopFILEGV(c)) : Nullav) # define CopFILE(c) (CopFILESV(c) ? SvPVX(CopFILESV(c)) : Nullch) # define CopSTASH(c) ((c)->cop_stash) -# define CopSTASH_set(c,hv) ((c)->cop_stash = hv) +# define CopSTASH_set(c,hv) ((c)->cop_stash = (hv)) # define CopSTASHPV(c) (CopSTASH(c) ? HvNAME(CopSTASH(c)) : Nullch) -# define CopSTASHPV_set(c,pv) CopSTASH_set(c, gv_stashpv(pv,GV_ADD)) -# define CopSTASH_eq(c,hv) (CopSTASH(c) == hv) + /* cop_stash is not refcounted */ +# define CopSTASHPV_set(c,pv) CopSTASH_set((c), gv_stashpv(pv,GV_ADD)) +# define CopSTASH_eq(c,hv) (CopSTASH(c) == (hv)) #endif /* USE_ITHREADS */ #define CopSTASH_ne(c,hv) (!CopSTASH_eq(c,hv)) @@ -79,6 +81,7 @@ struct block_sub { U16 olddepth; U8 hasargs; U8 lval; /* XXX merge lval and hasargs? */ + SV ** oldcurpad; }; #define PUSHSUB(cx) \ @@ -105,13 +108,14 @@ struct block_sub { } STMT_END #endif /* USE_THREADS */ -#ifdef USE_ITHREADS - /* junk in @_ spells trouble when cloning CVs, so don't leave any */ -# define CLEAR_ARGARRAY() av_clear(cx->blk_sub.argarray) -#else -# define CLEAR_ARGARRAY() NOOP -#endif /* USE_ITHREADS */ - +/* junk in @_ spells trouble when cloning CVs and in pp_caller(), so don't + * leave any (a fast av_clear(ary), basically) */ +#define CLEAR_ARGARRAY(ary) \ + STMT_START { \ + AvMAX(ary) += AvARRAY(ary) - AvALLOC(ary); \ + SvPVX(ary) = (char*)AvALLOC(ary); \ + AvFILLp(ary) = -1; \ + } STMT_END #define POPSUB(cx,sv) \ STMT_START { \ @@ -124,10 +128,10 @@ struct block_sub { cx->blk_sub.argarray = newAV(); \ av_extend(cx->blk_sub.argarray, fill); \ AvFLAGS(cx->blk_sub.argarray) = AVf_REIFY; \ - PL_curpad[0] = (SV*)cx->blk_sub.argarray; \ + cx->blk_sub.oldcurpad[0] = (SV*)cx->blk_sub.argarray; \ } \ else { \ - CLEAR_ARGARRAY(); \ + CLEAR_ARGARRAY(cx->blk_sub.argarray); \ } \ } \ sv = (SV*)cx->blk_sub.cv; \ @@ -152,6 +156,7 @@ struct block_eval { SV * old_namesv; OP * old_eval_root; SV * cur_text; + CV * cv; }; #define PUSHEVAL(cx,n,fgv) \ @@ -161,6 +166,7 @@ struct block_eval { cx->blk_eval.old_namesv = (n ? newSVpv(n,0) : Nullsv); \ cx->blk_eval.old_eval_root = PL_eval_root; \ cx->blk_eval.cur_text = PL_linestr; \ + cx->blk_eval.cv = Nullcv; /* set by doeval(), as applicable */ \ } STMT_END #define POPEVAL(cx) \ @@ -390,7 +396,7 @@ Used to indicate scalar context. See C, C, and L. =for apidoc AmU||G_ARRAY -Used to indicate array context. See C, C and +Used to indicate list context. See C, C and L. =for apidoc AmU||G_VOID @@ -423,12 +429,14 @@ L. #define G_NOARGS 8 /* Don't construct a @_ array. */ #define G_KEEPERR 16 /* Append errors to $@, don't overwrite it */ #define G_NODEBUG 32 /* Disable debugging at toplevel. */ +#define G_METHOD 64 /* Calling method. */ /* flag bits for PL_in_eval */ #define EVAL_NULL 0 /* not in an eval */ #define EVAL_INEVAL 1 /* some enclosing scope is an eval */ #define EVAL_WARNONLY 2 /* used by yywarn() when calling yyerror() */ #define EVAL_KEEPERR 4 /* set by Perl_call_sv if G_KEEPERR */ +#define EVAL_INREQUIRE 8 /* The code is being required. */ /* Support for switching (stack and block) contexts. * This ensures magic doesn't invalidate local stack and cx pointers. @@ -494,7 +502,7 @@ typedef struct stackinfo PERL_SI; * PUTBACK/SPAGAIN to flush/refresh any local SP that may be active */ #define POPSTACK \ STMT_START { \ - djSP; \ + dSP; \ PERL_SI *prev = PL_curstackinfo->si_prev; \ if (!prev) { \ PerlIO_printf(Perl_error_log, "panic: POPSTACK\n"); \