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root |
1.1 |
typedef char *pvcontents; |
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typedef char *strconst; |
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typedef U32 PV; |
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typedef char *op_tr_array; |
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typedef int comment_t; |
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typedef SV *svindex; |
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typedef OP *opindex; |
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typedef char *pvindex; |
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#define BGET_FREAD(argp, len, nelem) \ |
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bl_read(bstate->bs_fdata,(char*)(argp),(len),(nelem)) |
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#define BGET_FGETC() bl_getc(bstate->bs_fdata) |
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/* all this should be made endianness-agnostic */ |
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#define BGET_U8(arg) arg = BGET_FGETC() |
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#define BGET_U16(arg) \ |
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BGET_FREAD(&arg, sizeof(U16), 1) |
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#define BGET_U32(arg) \ |
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BGET_FREAD(&arg, sizeof(U32), 1) |
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#define BGET_UV(arg) \ |
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BGET_FREAD(&arg, sizeof(UV), 1) |
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#define BGET_PADOFFSET(arg) \ |
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BGET_FREAD(&arg, sizeof(PADOFFSET), 1) |
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#define BGET_long(arg) \ |
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BGET_FREAD(&arg, sizeof(long), 1) |
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#define BGET_I32(arg) BGET_U32(arg) |
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#define BGET_IV(arg) BGET_UV(arg) |
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#define BGET_PV(arg) STMT_START { \ |
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BGET_U32(arg); \ |
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if (arg) { \ |
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New(666, bstate->bs_pv.xpv_pv, arg, char); \ |
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bl_read(bstate->bs_fdata, bstate->bs_pv.xpv_pv, arg, 1); \ |
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bstate->bs_pv.xpv_len = arg; \ |
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bstate->bs_pv.xpv_cur = arg - 1; \ |
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} else { \ |
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bstate->bs_pv.xpv_pv = 0; \ |
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bstate->bs_pv.xpv_len = 0; \ |
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bstate->bs_pv.xpv_cur = 0; \ |
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} \ |
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} STMT_END |
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#ifdef BYTELOADER_LOG_COMMENTS |
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# define BGET_comment_t(arg) \ |
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STMT_START { \ |
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char buf[1024]; \ |
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int i = 0; \ |
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do { \ |
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arg = BGET_FGETC(); \ |
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buf[i++] = (char)arg; \ |
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} while (arg != '\n' && arg != EOF); \ |
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buf[i] = '\0'; \ |
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PerlIO_printf(PerlIO_stderr(), "%s", buf); \ |
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} STMT_END |
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#else |
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# define BGET_comment_t(arg) \ |
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do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF) |
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#endif |
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#define BGET_op_tr_array(arg) do { \ |
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unsigned short *ary, len; \ |
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BGET_U16(len); \ |
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New(666, ary, len, unsigned short); \ |
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BGET_FREAD(ary, sizeof(unsigned short), len); \ |
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arg = (char *) ary; \ |
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} while (0) |
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#define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv |
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#define BGET_strconst(arg) STMT_START { \ |
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for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \ |
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arg = PL_tokenbuf; \ |
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} STMT_END |
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#define BGET_NV(arg) STMT_START { \ |
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char *str; \ |
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BGET_strconst(str); \ |
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arg = Atof(str); \ |
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} STMT_END |
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#define BGET_objindex(arg, type) STMT_START { \ |
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BGET_U32(ix); \ |
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arg = (type)bstate->bs_obj_list[ix]; \ |
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} STMT_END |
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#define BGET_svindex(arg) BGET_objindex(arg, svindex) |
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#define BGET_opindex(arg) BGET_objindex(arg, opindex) |
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#define BGET_pvindex(arg) STMT_START { \ |
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BGET_objindex(arg, pvindex); \ |
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arg = arg ? savepv(arg) : arg; \ |
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} STMT_END |
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#define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg] |
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#define BSET_ldspecsvx(sv, arg) STMT_START { \ |
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BSET_ldspecsv(sv, arg); \ |
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BSET_OBJ_STOREX(sv); \ |
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} STMT_END |
| 99 |
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| 100 |
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#define BSET_stpv(pv, arg) STMT_START { \ |
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BSET_OBJ_STORE(pv, arg); \ |
| 102 |
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SAVEFREEPV(pv); \ |
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} STMT_END |
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#define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg |
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#define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg |
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#define BSET_gp_share(sv, arg) STMT_START { \ |
| 108 |
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gp_free((GV*)sv); \ |
| 109 |
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GvGP(sv) = GvGP(arg); \ |
| 110 |
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} STMT_END |
| 111 |
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#define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV) |
| 113 |
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#define BSET_gv_fetchpvx(sv, arg) STMT_START { \ |
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BSET_gv_fetchpv(sv, arg); \ |
| 115 |
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BSET_OBJ_STOREX(sv); \ |
| 116 |
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} STMT_END |
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| 118 |
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#define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE) |
| 119 |
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#define BSET_gv_stashpvx(sv, arg) STMT_START { \ |
| 120 |
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BSET_gv_stashpv(sv, arg); \ |
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BSET_OBJ_STOREX(sv); \ |
| 122 |
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} STMT_END |
| 123 |
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| 124 |
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#define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0) |
| 125 |
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#define BSET_mg_name(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur |
| 126 |
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#define BSET_mg_namex(mg, arg) \ |
| 127 |
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(mg->mg_ptr = (char*)SvREFCNT_inc((SV*)arg), \ |
| 128 |
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mg->mg_len = HEf_SVKEY) |
| 129 |
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#define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg) |
| 130 |
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#define BSET_xpv(sv) do { \ |
| 131 |
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SvPV_set(sv, bstate->bs_pv.xpv_pv); \ |
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SvCUR_set(sv, bstate->bs_pv.xpv_cur); \ |
| 133 |
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SvLEN_set(sv, bstate->bs_pv.xpv_len); \ |
| 134 |
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} while (0) |
| 135 |
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#define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg) |
| 136 |
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| 137 |
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#define BSET_av_push(sv, arg) av_push((AV*)sv, arg) |
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#define BSET_av_pushx(sv, arg) (AvARRAY(sv)[++AvFILLp(sv)] = arg) |
| 139 |
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#define BSET_hv_store(sv, arg) \ |
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hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0) |
| 141 |
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#define BSET_pv_free(pv) Safefree(pv.xpv_pv) |
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| 143 |
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| 144 |
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#ifdef USE_ITHREADS |
| 145 |
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| 146 |
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/* copied after the code in newPMOP() */ |
| 147 |
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#define BSET_pregcomp(o, arg) \ |
| 148 |
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STMT_START { \ |
| 149 |
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SV* repointer; \ |
| 150 |
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REGEXP* rx = arg ? \ |
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CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)) : \ |
| 152 |
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Null(REGEXP*); \ |
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if(av_len((AV*) PL_regex_pad[0]) > -1) { \ |
| 154 |
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repointer = av_pop((AV*)PL_regex_pad[0]); \ |
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cPMOPx(o)->op_pmoffset = SvIV(repointer); \ |
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SvREPADTMP_off(repointer); \ |
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sv_setiv(repointer,PTR2IV(rx)); \ |
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} else { \ |
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repointer = newSViv(PTR2IV(rx)); \ |
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av_push(PL_regex_padav,SvREFCNT_inc(repointer)); \ |
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cPMOPx(o)->op_pmoffset = av_len(PL_regex_padav); \ |
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PL_regex_pad = AvARRAY(PL_regex_padav); \ |
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} \ |
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} STMT_END |
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#else |
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#define BSET_pregcomp(o, arg) \ |
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STMT_START { \ |
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PM_SETRE(((PMOP*)o), (arg ? \ |
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CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, cPMOPx(o)): \ |
| 171 |
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Null(REGEXP*))); \ |
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} STMT_END |
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#endif /* USE_THREADS */ |
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| 176 |
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| 177 |
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#define BSET_newsv(sv, arg) \ |
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switch(arg) { \ |
| 179 |
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case SVt_PVAV: \ |
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sv = (SV*)newAV(); \ |
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break; \ |
| 182 |
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case SVt_PVHV: \ |
| 183 |
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sv = (SV*)newHV(); \ |
| 184 |
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break; \ |
| 185 |
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default: \ |
| 186 |
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sv = NEWSV(0,0); \ |
| 187 |
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SvUPGRADE(sv, (arg)); \ |
| 188 |
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} |
| 189 |
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#define BSET_newsvx(sv, arg) STMT_START { \ |
| 190 |
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BSET_newsv(sv, arg & SVTYPEMASK); \ |
| 191 |
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SvFLAGS(sv) = arg; \ |
| 192 |
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BSET_OBJ_STOREX(sv); \ |
| 193 |
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} STMT_END |
| 194 |
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| 195 |
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#define BSET_newop(o, arg) NewOpSz(666, o, arg) |
| 196 |
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#define BSET_newopx(o, arg) STMT_START { \ |
| 197 |
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register int sz = arg & 0x7f; \ |
| 198 |
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register OP* newop; \ |
| 199 |
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BSET_newop(newop, sz); \ |
| 200 |
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/* newop->op_next = o; XXX */ \ |
| 201 |
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o = newop; \ |
| 202 |
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arg >>=7; \ |
| 203 |
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BSET_op_type(o, arg); \ |
| 204 |
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BSET_OBJ_STOREX(o); \ |
| 205 |
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} STMT_END |
| 206 |
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| 207 |
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#define BSET_newopn(o, arg) STMT_START { \ |
| 208 |
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OP *oldop = o; \ |
| 209 |
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BSET_newop(o, arg); \ |
| 210 |
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oldop->op_next = o; \ |
| 211 |
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} STMT_END |
| 212 |
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| 213 |
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#define BSET_ret(foo) STMT_START { \ |
| 214 |
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Safefree(bstate->bs_obj_list); \ |
| 215 |
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return 0; \ |
| 216 |
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} STMT_END |
| 217 |
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| 218 |
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#define BSET_op_pmstashpv(op, arg) PmopSTASHPV_set(op, arg) |
| 219 |
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| 220 |
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/* |
| 221 |
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* stolen from toke.c: better if that was a function. |
| 222 |
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* in toke.c there are also #ifdefs for dosish systems and i/o layers |
| 223 |
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*/ |
| 224 |
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| 225 |
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#if defined(HAS_FCNTL) && defined(F_SETFD) |
| 226 |
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#define set_clonex(fp) \ |
| 227 |
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STMT_START { \ |
| 228 |
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int fd = PerlIO_fileno(fp); \ |
| 229 |
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fcntl(fd,F_SETFD,fd >= 3); \ |
| 230 |
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} STMT_END |
| 231 |
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#else |
| 232 |
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#define set_clonex(fp) |
| 233 |
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#endif |
| 234 |
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| 235 |
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#define BSET_data(dummy,arg) \ |
| 236 |
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STMT_START { \ |
| 237 |
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GV *gv; \ |
| 238 |
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char *pname = "main"; \ |
| 239 |
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if (arg == 'D') \ |
| 240 |
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pname = HvNAME(PL_curstash ? PL_curstash : PL_defstash); \ |
| 241 |
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gv = gv_fetchpv(Perl_form(aTHX_ "%s::DATA", pname), TRUE, SVt_PVIO);\ |
| 242 |
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GvMULTI_on(gv); \ |
| 243 |
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if (!GvIO(gv)) \ |
| 244 |
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GvIOp(gv) = newIO(); \ |
| 245 |
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IoIFP(GvIOp(gv)) = PL_rsfp; \ |
| 246 |
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set_clonex(PL_rsfp); \ |
| 247 |
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/* Mark this internal pseudo-handle as clean */ \ |
| 248 |
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IoFLAGS(GvIOp(gv)) |= IOf_UNTAINT; \ |
| 249 |
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if (PL_preprocess) \ |
| 250 |
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IoTYPE(GvIOp(gv)) = IoTYPE_PIPE; \ |
| 251 |
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else if ((PerlIO*)PL_rsfp == PerlIO_stdin()) \ |
| 252 |
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IoTYPE(GvIOp(gv)) = IoTYPE_STD; \ |
| 253 |
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else \ |
| 254 |
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IoTYPE(GvIOp(gv)) = IoTYPE_RDONLY; \ |
| 255 |
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Safefree(bstate->bs_obj_list); \ |
| 256 |
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return 1; \ |
| 257 |
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} STMT_END |
| 258 |
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| 259 |
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/* stolen from op.c */ |
| 260 |
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#define BSET_load_glob(foo, gv) \ |
| 261 |
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STMT_START { \ |
| 262 |
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GV *glob_gv; \ |
| 263 |
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ENTER; \ |
| 264 |
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Perl_load_module(aTHX_ PERL_LOADMOD_NOIMPORT, \ |
| 265 |
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newSVpvn("File::Glob", 10), Nullsv, Nullsv, Nullsv); \ |
| 266 |
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glob_gv = gv_fetchpv("File::Glob::csh_glob", FALSE, SVt_PVCV); \ |
| 267 |
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GvCV(gv) = GvCV(glob_gv); \ |
| 268 |
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SvREFCNT_inc((SV*)GvCV(gv)); \ |
| 269 |
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GvIMPORTED_CV_on(gv); \ |
| 270 |
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LEAVE; \ |
| 271 |
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} STMT_END |
| 272 |
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| 273 |
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/* |
| 274 |
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* Kludge special-case workaround for OP_MAPSTART |
| 275 |
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* which needs the ppaddr for OP_GREPSTART. Blech. |
| 276 |
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*/ |
| 277 |
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#define BSET_op_type(o, arg) STMT_START { \ |
| 278 |
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o->op_type = arg; \ |
| 279 |
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if (arg == OP_MAPSTART) \ |
| 280 |
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arg = OP_GREPSTART; \ |
| 281 |
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o->op_ppaddr = PL_ppaddr[arg]; \ |
| 282 |
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} STMT_END |
| 283 |
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#define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented") |
| 284 |
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#define BSET_curpad(pad, arg) STMT_START { \ |
| 285 |
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PL_comppad = (AV *)arg; \ |
| 286 |
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pad = AvARRAY(arg); \ |
| 287 |
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} STMT_END |
| 288 |
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| 289 |
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#ifdef USE_ITHREADS |
| 290 |
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#define BSET_cop_file(cop, arg) CopFILE_set(cop,arg) |
| 291 |
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#define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg) |
| 292 |
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#else |
| 293 |
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/* this works now that Sarathy's changed the CopFILE_set macro to do the SvREFCNT_inc() |
| 294 |
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-- BKS 6-2-2000 */ |
| 295 |
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/* that really meant the actual CopFILEGV_set */ |
| 296 |
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#define BSET_cop_filegv(cop, arg) CopFILEGV_set(cop,arg) |
| 297 |
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#define BSET_cop_stash(cop,arg) CopSTASH_set(cop,(HV*)arg) |
| 298 |
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#endif |
| 299 |
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| 300 |
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/* this is simply stolen from the code in newATTRSUB() */ |
| 301 |
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#define BSET_push_begin(ary,cv) \ |
| 302 |
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STMT_START { \ |
| 303 |
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I32 oldscope = PL_scopestack_ix; \ |
| 304 |
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ENTER; \ |
| 305 |
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SAVECOPFILE(&PL_compiling); \ |
| 306 |
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SAVECOPLINE(&PL_compiling); \ |
| 307 |
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if (!PL_beginav) \ |
| 308 |
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PL_beginav = newAV(); \ |
| 309 |
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av_push(PL_beginav, (SV*)cv); \ |
| 310 |
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GvCV(CvGV(cv)) = 0; /* cv has been hijacked */\ |
| 311 |
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call_list(oldscope, PL_beginav); \ |
| 312 |
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PL_curcop = &PL_compiling; \ |
| 313 |
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PL_compiling.op_private = (U8)(PL_hints & HINT_PRIVATE_MASK);\ |
| 314 |
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LEAVE; \ |
| 315 |
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} STMT_END |
| 316 |
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#define BSET_push_init(ary,cv) \ |
| 317 |
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STMT_START { \ |
| 318 |
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av_unshift((PL_initav ? PL_initav : \ |
| 319 |
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(PL_initav = newAV(), PL_initav)), 1); \ |
| 320 |
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av_store(PL_initav, 0, cv); \ |
| 321 |
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} STMT_END |
| 322 |
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#define BSET_push_end(ary,cv) \ |
| 323 |
|
|
STMT_START { \ |
| 324 |
|
|
av_unshift((PL_endav ? PL_endav : \ |
| 325 |
|
|
(PL_endav = newAV(), PL_endav)), 1); \ |
| 326 |
|
|
av_store(PL_endav, 0, cv); \ |
| 327 |
|
|
} STMT_END |
| 328 |
|
|
#define BSET_OBJ_STORE(obj, ix) \ |
| 329 |
|
|
((I32)ix > bstate->bs_obj_list_fill ? \ |
| 330 |
|
|
bset_obj_store(aTHX_ bstate, obj, (I32)ix) : \ |
| 331 |
|
|
(bstate->bs_obj_list[ix] = obj), \ |
| 332 |
|
|
bstate->bs_ix = ix+1) |
| 333 |
|
|
#define BSET_OBJ_STOREX(obj) \ |
| 334 |
|
|
(bstate->bs_ix > bstate->bs_obj_list_fill ? \ |
| 335 |
|
|
bset_obj_store(aTHX_ bstate, obj, bstate->bs_ix) : \ |
| 336 |
|
|
(bstate->bs_obj_list[bstate->bs_ix] = obj), \ |
| 337 |
|
|
bstate->bs_ix++) |
| 338 |
|
|
|
| 339 |
|
|
#define BSET_signal(cv, name) \ |
| 340 |
|
|
mg_set(*hv_store(GvHV(gv_fetchpv("SIG", TRUE, SVt_PVHV)), \ |
| 341 |
|
|
name, strlen(name), cv, 0)) |
| 342 |
|
|
|
| 343 |
|
|
/* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about |
| 344 |
|
|
* what version of Perl it's being called under, it should do a 'use 5.006_001' or |
| 345 |
|
|
* equivalent. However, since the header includes checks requiring an exact match in |
| 346 |
|
|
* ByteLoader versions (we can't guarantee forward compatibility), you don't |
| 347 |
|
|
* need to specify one: |
| 348 |
|
|
* use ByteLoader; |
| 349 |
|
|
* is all you need. |
| 350 |
|
|
* -- BKS, June 2000 |
| 351 |
|
|
*/ |
| 352 |
|
|
|
| 353 |
|
|
#define HEADER_FAIL(f) \ |
| 354 |
|
|
Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f) |
| 355 |
|
|
#define HEADER_FAIL1(f, arg1) \ |
| 356 |
|
|
Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1) |
| 357 |
|
|
#define HEADER_FAIL2(f, arg1, arg2) \ |
| 358 |
|
|
Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2) |
| 359 |
|
|
|
| 360 |
|
|
#define BYTECODE_HEADER_CHECK \ |
| 361 |
|
|
STMT_START { \ |
| 362 |
|
|
U32 sz = 0; \ |
| 363 |
|
|
strconst str; \ |
| 364 |
|
|
\ |
| 365 |
|
|
BGET_U32(sz); /* Magic: 'PLBC' */ \ |
| 366 |
|
|
if (sz != 0x43424c50) { \ |
| 367 |
|
|
HEADER_FAIL1("bad magic (want 0x43424c50, got %#x)", (int)sz); \ |
| 368 |
|
|
} \ |
| 369 |
|
|
BGET_strconst(str); /* archname */ \ |
| 370 |
|
|
if (strNE(str, ARCHNAME)) { \ |
| 371 |
|
|
HEADER_FAIL2("wrong architecture (want %s, you have %s)",str,ARCHNAME); \ |
| 372 |
|
|
} \ |
| 373 |
|
|
BGET_strconst(str); /* ByteLoader version */ \ |
| 374 |
|
|
if (strNE(str, VERSION)) { \ |
| 375 |
|
|
HEADER_FAIL2("mismatched ByteLoader versions (want %s, you have %s)", \ |
| 376 |
|
|
str, VERSION); \ |
| 377 |
|
|
} \ |
| 378 |
|
|
BGET_U32(sz); /* ivsize */ \ |
| 379 |
|
|
if (sz != IVSIZE) { \ |
| 380 |
|
|
HEADER_FAIL("different IVSIZE"); \ |
| 381 |
|
|
} \ |
| 382 |
|
|
BGET_U32(sz); /* ptrsize */ \ |
| 383 |
|
|
if (sz != PTRSIZE) { \ |
| 384 |
|
|
HEADER_FAIL("different PTRSIZE"); \ |
| 385 |
|
|
} \ |
| 386 |
|
|
} STMT_END |
