X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=toke.c;h=0ef7d5274b727c99e2202e55ea74d75987a62532;hb=cc49e20bd7575d1d37e92731860d63daa4d52ecc;hp=e255b72dbaee964118359821d39ad4ceb635e0c1;hpb=57def98fcb6c98601beaf31e3c48ad681bfdc2a3;p=p5sagit%2Fp5-mst-13.2.git diff --git a/toke.c b/toke.c index e255b72..0ef7d52 100644 --- a/toke.c +++ b/toke.c @@ -120,7 +120,7 @@ int* yychar_pointer = NULL; * LOOPX : loop exiting command (goto, last, dump, etc) * FTST : file test operator * FUN0 : zero-argument function - * FUN1 : not used + * FUN1 : not used, except for not, which isn't a UNIOP * BOop : bitwise or or xor * BAop : bitwise and * SHop : shift operator @@ -375,13 +375,13 @@ Perl_lex_start(pTHX_ SV *line) SAVESPTR(PL_linestr); SAVEPPTR(PL_lex_brackstack); SAVEPPTR(PL_lex_casestack); - SAVEDESTRUCTOR(restore_rsfp, PL_rsfp); + SAVEDESTRUCTOR_X(restore_rsfp, PL_rsfp); SAVESPTR(PL_lex_stuff); SAVEI32(PL_lex_defer); SAVEI32(PL_sublex_info.sub_inwhat); SAVESPTR(PL_lex_repl); - SAVEDESTRUCTOR(restore_expect, PL_tokenbuf + PL_expect); /* encode as pointer */ - SAVEDESTRUCTOR(restore_lex_expect, PL_tokenbuf + PL_expect); + SAVEDESTRUCTOR_X(restore_expect, PL_tokenbuf + PL_expect); /* encode as pointer */ + SAVEDESTRUCTOR_X(restore_lex_expect, PL_tokenbuf + PL_expect); PL_lex_state = LEX_NORMAL; PL_lex_defer = 0; @@ -474,9 +474,9 @@ S_incline(pTHX_ char *s) ch = *t; *t = '\0'; if (t - s > 0) - PL_curcop->cop_filegv = gv_fetchfile(s); + CopFILEGV_set(PL_curcop, gv_fetchfile(s)); else - PL_curcop->cop_filegv = gv_fetchfile(PL_origfilename); + CopFILEGV_set(PL_curcop, gv_fetchfile(PL_origfilename)); *t = ch; PL_curcop->cop_line = atoi(n)-1; } @@ -590,7 +590,7 @@ S_skipspace(pTHX_ register char *s) sv_upgrade(sv, SVt_PVMG); sv_setpvn(sv,PL_bufptr,PL_bufend-PL_bufptr); - av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv); + av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv); } } } @@ -1153,7 +1153,7 @@ S_scan_const(pTHX_ char *start) ? (PL_sublex_info.sub_op->op_private & (PL_lex_repl ? OPpTRANS_FROM_UTF : OPpTRANS_TO_UTF)) : UTF; - char *leaveit = /* set of acceptably-backslashed characters */ + const char *leaveit = /* set of acceptably-backslashed characters */ PL_lex_inpat ? "\\.^$@AGZdDwWsSbBpPXC+*?|()-nrtfeaxcz0123456789[{]} \t\n\r\f\v#" : ""; @@ -1330,7 +1330,7 @@ S_scan_const(pTHX_ char *start) /* \132 indicates an octal constant */ case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': - *d++ = scan_oct(s, 3, &len); + *d++ = (char)scan_oct(s, 3, &len); s += len; continue; @@ -1352,7 +1352,7 @@ S_scan_const(pTHX_ char *start) } /* note: utf always shorter than hex */ d = (char*)uv_to_utf8((U8*)d, - scan_hex(s + 1, e - s - 1, &len)); + (UV)scan_hex(s + 1, e - s - 1, &len)); s = e + 1; } else { @@ -1772,10 +1772,9 @@ S_incl_perldb(pTHX) SV * Perl_filter_add(pTHX_ filter_t funcp, SV *datasv) { - if (!funcp){ /* temporary handy debugging hack to be deleted */ - PL_filter_debug = atoi((char*)datasv); - return NULL; - } + if (!funcp) + return Nullsv; + if (!PL_rsfp_filters) PL_rsfp_filters = newAV(); if (!datasv) @@ -1783,12 +1782,8 @@ Perl_filter_add(pTHX_ filter_t funcp, SV *datasv) if (!SvUPGRADE(datasv, SVt_PVIO)) Perl_die(aTHX_ "Can't upgrade filter_add data to SVt_PVIO"); IoDIRP(datasv) = (DIR*)funcp; /* stash funcp into spare field */ -#ifdef DEBUGGING - if (PL_filter_debug) { - STRLEN n_a; - Perl_warn(aTHX_ "filter_add func %p (%s)", funcp, SvPV(datasv, n_a)); - } -#endif /* DEBUGGING */ + DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_add func %p (%s)\n", + funcp, SvPV_nolen(datasv))); av_unshift(PL_rsfp_filters, 1); av_store(PL_rsfp_filters, 0, datasv) ; return(datasv); @@ -1799,10 +1794,7 @@ Perl_filter_add(pTHX_ filter_t funcp, SV *datasv) void Perl_filter_del(pTHX_ filter_t funcp) { -#ifdef DEBUGGING - if (PL_filter_debug) - Perl_warn(aTHX_ "filter_del func %p", funcp); -#endif /* DEBUGGING */ + DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_del func %p", funcp)); if (!PL_rsfp_filters || AvFILLp(PL_rsfp_filters)<0) return; /* if filter is on top of stack (usual case) just pop it off */ @@ -1832,10 +1824,8 @@ Perl_filter_read(pTHX_ int idx, SV *buf_sv, int maxlen) if (idx > AvFILLp(PL_rsfp_filters)){ /* Any more filters? */ /* Provide a default input filter to make life easy. */ /* Note that we append to the line. This is handy. */ -#ifdef DEBUGGING - if (PL_filter_debug) - Perl_warn(aTHX_ "filter_read %d: from rsfp\n", idx); -#endif /* DEBUGGING */ + DEBUG_P(PerlIO_printf(Perl_debug_log, + "filter_read %d: from rsfp\n", idx)); if (maxlen) { /* Want a block */ int len ; @@ -1863,21 +1853,16 @@ Perl_filter_read(pTHX_ int idx, SV *buf_sv, int maxlen) } /* Skip this filter slot if filter has been deleted */ if ( (datasv = FILTER_DATA(idx)) == &PL_sv_undef){ -#ifdef DEBUGGING - if (PL_filter_debug) - Perl_warn(aTHX_ "filter_read %d: skipped (filter deleted)\n", idx); -#endif /* DEBUGGING */ + DEBUG_P(PerlIO_printf(Perl_debug_log, + "filter_read %d: skipped (filter deleted)\n", + idx)); return FILTER_READ(idx+1, buf_sv, maxlen); /* recurse */ } /* Get function pointer hidden within datasv */ funcp = (filter_t)IoDIRP(datasv); -#ifdef DEBUGGING - if (PL_filter_debug) { - STRLEN n_a; - Perl_warn(aTHX_ "filter_read %d: via function %p (%s)\n", - idx, funcp, SvPV(datasv,n_a)); - } -#endif /* DEBUGGING */ + DEBUG_P(PerlIO_printf(Perl_debug_log, + "filter_read %d: via function %p (%s)\n", + idx, funcp, SvPV_nolen(datasv))); /* Call function. The function is expected to */ /* call "FILTER_READ(idx+1, buf_sv)" first. */ /* Return: <0:error, =0:eof, >0:not eof */ @@ -2266,7 +2251,8 @@ Perl_yylex(pTHX) PL_oldoldbufptr = PL_oldbufptr; PL_oldbufptr = s; DEBUG_p( { - PerlIO_printf(PerlIO_stderr(), "### Tokener expecting %s at %s\n", exp_name[PL_expect], s); + PerlIO_printf(Perl_debug_log, "### Tokener expecting %s at %s\n", + exp_name[PL_expect], s); } ) retry: @@ -2344,7 +2330,7 @@ Perl_yylex(pTHX) sv_upgrade(sv, SVt_PVMG); sv_setsv(sv,PL_linestr); - av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv); + av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv); } goto retry; } @@ -2393,7 +2379,7 @@ Perl_yylex(pTHX) sv_upgrade(sv, SVt_PVMG); sv_setsv(sv,PL_linestr); - av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv); + av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv); } PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr); if (PL_curcop->cop_line == 1) { @@ -2434,7 +2420,7 @@ Perl_yylex(pTHX) */ SV *x = GvSV(gv_fetchpv("\030", TRUE, SVt_PV)); assert(SvPOK(x) || SvGMAGICAL(x)); - if (sv_eq(x, GvSV(PL_curcop->cop_filegv))) { + if (sv_eq(x, CopFILESV(PL_curcop))) { sv_setpvn(x, ipath, ipathend - ipath); SvSETMAGIC(x); } @@ -3603,7 +3589,8 @@ Perl_yylex(pTHX) if (PL_oldoldbufptr && PL_oldoldbufptr < PL_bufptr && - (PL_oldoldbufptr == PL_last_lop || PL_oldoldbufptr == PL_last_uni) && + (PL_oldoldbufptr == PL_last_lop + || PL_oldoldbufptr == PL_last_uni) && /* NO SKIPSPACE BEFORE HERE! */ (PL_expect == XREF || ((PL_opargs[PL_last_lop_op] >> OASHIFT)& 7) == OA_FILEREF)) @@ -3737,7 +3724,7 @@ Perl_yylex(pTHX) case KEY___FILE__: yylval.opval = (OP*)newSVOP(OP_CONST, 0, - newSVsv(GvSV(PL_curcop->cop_filegv))); + newSVsv(CopFILESV(PL_curcop))); TERM(THING); case KEY___LINE__: @@ -3856,8 +3843,10 @@ Perl_yylex(pTHX) case KEY_crypt: #ifdef FCRYPT - if (!PL_cryptseen++) + if (!PL_cryptseen) { + PL_cryptseen = TRUE; init_des(); + } #endif LOP(OP_CRYPT,XTERM); @@ -4225,7 +4214,10 @@ Perl_yylex(pTHX) OPERATOR(USE); case KEY_not: - OPERATOR(NOTOP); + if (*s == '(' || (s = skipspace(s), *s == '(')) + FUN1(OP_NOT); + else + OPERATOR(NOTOP); case KEY_open: s = skipspace(s); @@ -4538,7 +4530,6 @@ Perl_yylex(pTHX) UNI(OP_STAT); case KEY_study: - PL_sawstudy++; UNI(OP_STUDY); case KEY_substr: @@ -4749,7 +4740,6 @@ Perl_yylex(pTHX) UNI(OP_VALUES); case KEY_vec: - PL_sawvec = TRUE; LOP(OP_VEC,XTERM); case KEY_while: @@ -5436,7 +5426,8 @@ S_checkcomma(pTHX_ register char *s, char *name, char *what) if (*w) for (; *w && isSPACE(*w); w++) ; if (!*w || !strchr(";|})]oaiuw!=", *w)) /* an advisory hack only... */ - Perl_warner(aTHX_ WARN_SYNTAX, "%s (...) interpreted as function",name); + Perl_warner(aTHX_ WARN_SYNTAX, + "%s (...) interpreted as function",name); } } while (s < PL_bufend && isSPACE(*s)) @@ -5469,14 +5460,15 @@ S_checkcomma(pTHX_ register char *s, char *name, char *what) and type is used with error messages only. */ STATIC SV * -S_new_constant(pTHX_ char *s, STRLEN len, char *key, SV *sv, SV *pv, char *type) +S_new_constant(pTHX_ char *s, STRLEN len, const char *key, SV *sv, SV *pv, + const char *type) { dSP; HV *table = GvHV(PL_hintgv); /* ^H */ SV *res; SV **cvp; SV *cv, *typesv; - char *why, *why1, *why2; + const char *why, *why1, *why2; if (!(PL_hints & HINT_LOCALIZE_HH)) { SV *msg; @@ -5534,12 +5526,12 @@ S_new_constant(pTHX_ char *s, STRLEN len, char *key, SV *sv, SV *pv, char *type) STRLEN n_a; sv_catpv(ERRSV, "Propagated"); yyerror(SvPV(ERRSV, n_a)); /* Duplicates the message inside eval */ - POPs ; + (void)POPs; res = SvREFCNT_inc(sv); } else { res = POPs; - SvREFCNT_inc(res); + (void)SvREFCNT_inc(res); } PUTBACK ; @@ -5704,7 +5696,7 @@ S_scan_ident(pTHX_ register char *s, register char *send, char *dest, STRLEN des if ((*s == '[' || (*s == '{' && strNE(dest, "sub")))) { dTHR; /* only for ckWARN */ if (ckWARN(WARN_AMBIGUOUS) && keyword(dest, d - dest)) { - char *brack = *s == '[' ? "[...]" : "{...}"; + const char *brack = *s == '[' ? "[...]" : "{...}"; Perl_warner(aTHX_ WARN_AMBIGUOUS, "Ambiguous use of %c{%s%s} resolved to %c%s%s", funny, dest, brack, funny, dest, brack); @@ -6123,8 +6115,7 @@ S_scan_heredoc(pTHX_ register char *s) sv_upgrade(sv, SVt_PVMG); sv_setsv(sv,PL_linestr); - av_store(GvAV(PL_curcop->cop_filegv), - (I32)PL_curcop->cop_line,sv); + av_store(CopFILEAV(PL_curcop), (I32)PL_curcop->cop_line,sv); } if (*s == term && memEQ(s,PL_tokenbuf,len)) { s = PL_bufend - 1; @@ -6447,8 +6438,7 @@ S_scan_str(pTHX_ char *start, int keep_quoted, int keep_delims) sv_upgrade(sv, SVt_PVMG); sv_setsv(sv,PL_linestr); - av_store(GvAV(PL_curcop->cop_filegv), - (I32)PL_curcop->cop_line, sv); + av_store(CopFILEAV(PL_curcop), (I32)PL_curcop->cop_line, sv); } /* having changed the buffer, we must update PL_bufend */ @@ -6991,7 +6981,7 @@ Perl_yyerror(pTHX_ char *s) } msg = sv_2mortal(newSVpv(s, 0)); Perl_sv_catpvf(aTHX_ msg, " at %_ line %"IVdf", ", - GvSV(PL_curcop->cop_filegv), (IV)PL_curcop->cop_line); + CopFILESV(PL_curcop), (IV)PL_curcop->cop_line); if (context) Perl_sv_catpvf(aTHX_ msg, "near \"%.*s\"\n", contlen, context); else @@ -7007,7 +6997,7 @@ Perl_yyerror(pTHX_ char *s) else qerror(msg); if (PL_error_count >= 10) - Perl_croak(aTHX_ "%_ has too many errors.\n", GvSV(PL_curcop->cop_filegv)); + Perl_croak(aTHX_ "%_ has too many errors.\n", CopFILESV(PL_curcop)); PL_in_my = 0; PL_in_my_stash = Nullhv; return 0;