From 5c831c245cbd15531aac8207bd2cc7d8bf7a2bab Mon Sep 17 00:00:00 2001 From: Gurusamy Sarathy Date: Mon, 8 Nov 1999 11:19:18 +0000 Subject: [PATCH] more thorough cleanup in perl_destroy() p4raw-id: //depot/perl@4537 --- perl.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++------- util.c | 20 +++++-------------- 2 files changed, 69 insertions(+), 22 deletions(-) diff --git a/perl.c b/perl.c index 929fef1..9949cdd 100644 --- a/perl.c +++ b/perl.c @@ -451,17 +451,77 @@ perl_destruct(pTHXx) PL_stderrgv = Nullgv; PL_last_in_gv = Nullgv; PL_replgv = Nullgv; + PL_debstash = Nullhv; /* reset so print() ends up where we expect */ setdefout(Nullgv); + SvREFCNT_dec(PL_argvout_stack); PL_argvout_stack = Nullav; + SvREFCNT_dec(PL_fdpid); + PL_fdpid = Nullav; + SvREFCNT_dec(PL_modglobal); + PL_modglobal = Nullhv; + SvREFCNT_dec(PL_preambleav); + PL_preambleav = Nullav; + SvREFCNT_dec(PL_subname); + PL_subname = Nullsv; + SvREFCNT_dec(PL_linestr); + PL_linestr = Nullsv; + SvREFCNT_dec(PL_pidstatus); + PL_pidstatus = Nullhv; + SvREFCNT_dec(PL_toptarget); + PL_toptarget = Nullsv; + SvREFCNT_dec(PL_bodytarget); + PL_bodytarget = Nullsv; + PL_formtarget = Nullsv; + + /* clear utf8 character classes */ + SvREFCNT_dec(PL_utf8_alnum); + SvREFCNT_dec(PL_utf8_alnumc); + SvREFCNT_dec(PL_utf8_ascii); + SvREFCNT_dec(PL_utf8_alpha); + SvREFCNT_dec(PL_utf8_space); + SvREFCNT_dec(PL_utf8_cntrl); + SvREFCNT_dec(PL_utf8_graph); + SvREFCNT_dec(PL_utf8_digit); + SvREFCNT_dec(PL_utf8_upper); + SvREFCNT_dec(PL_utf8_lower); + SvREFCNT_dec(PL_utf8_print); + SvREFCNT_dec(PL_utf8_punct); + SvREFCNT_dec(PL_utf8_xdigit); + SvREFCNT_dec(PL_utf8_mark); + SvREFCNT_dec(PL_utf8_toupper); + SvREFCNT_dec(PL_utf8_tolower); + PL_utf8_alnum = Nullsv; + PL_utf8_alnumc = Nullsv; + PL_utf8_ascii = Nullsv; + PL_utf8_alpha = Nullsv; + PL_utf8_space = Nullsv; + PL_utf8_cntrl = Nullsv; + PL_utf8_graph = Nullsv; + PL_utf8_digit = Nullsv; + PL_utf8_upper = Nullsv; + PL_utf8_lower = Nullsv; + PL_utf8_print = Nullsv; + PL_utf8_punct = Nullsv; + PL_utf8_xdigit = Nullsv; + PL_utf8_mark = Nullsv; + PL_utf8_toupper = Nullsv; + PL_utf8_totitle = Nullsv; + PL_utf8_tolower = Nullsv; + + SvREFCNT_dec(PL_compiling.cop_warnings); + PL_compiling.cop_warnings = Nullsv; + /* Prepare to destruct main symbol table. */ hv = PL_defstash; PL_defstash = 0; SvREFCNT_dec(hv); + SvREFCNT_dec(PL_curstname); + PL_curstname = Nullsv; /* clear queued errors */ SvREFCNT_dec(PL_errors); @@ -532,8 +592,6 @@ perl_destruct(pTHXx) sv_free_arenas(); /* No SVs have survived, need to clean out */ - PL_linestr = NULL; - PL_pidstatus = Nullhv; Safefree(PL_origfilename); Safefree(PL_archpat_auto); Safefree(PL_reg_start_tmp); @@ -1627,10 +1685,10 @@ Perl_moreswitches(pTHX_ char *s) my_setenv("PERL5DB", Perl_form(aTHX_ "use Devel::%s;", ++s)); s += strlen(s); } - if (!PL_perldb) { + if (!PL_perldb) PL_perldb = PERLDB_ALL; + if (!PL_debstash) init_debugger(); - } return s; case 'D': { @@ -1740,7 +1798,7 @@ Perl_moreswitches(pTHX_ char *s) sv_catpv(sv, "})"); } s += strlen(s); - if (PL_preambleav == NULL) + if (!PL_preambleav) PL_preambleav = newAV(); av_push(PL_preambleav, sv); } @@ -2024,7 +2082,6 @@ S_init_main_stash(pTHX) sv_setpvn(ERRSV, "", 0); PL_curstash = PL_defstash; PL_compiling.cop_stash = PL_defstash; - PL_debstash = GvHV(gv_fetchpv("DB::", GV_ADDMULTI, SVt_PVHV)); PL_globalstash = GvHV(gv_fetchpv("CORE::GLOBAL::", GV_ADDMULTI, SVt_PVHV)); /* We must init $/ before switches are processed. */ sv_setpvn(get_sv("/", TRUE), "\n", 1); @@ -2583,6 +2640,7 @@ Perl_init_debugger(pTHX) dTHR; HV *ostash = PL_curstash; + PL_debstash = GvHV(gv_fetchpv("DB::", GV_ADDMULTI, SVt_PVHV)); PL_curstash = PL_debstash; PL_dbargs = GvAV(gv_AVadd((gv_fetchpv("args", GV_ADDMULTI, SVt_PVAV)))); AvREAL_off(PL_dbargs); @@ -3229,4 +3287,3 @@ read_e_script(pTHXo_ int idx, SV *buf_sv, int maxlen) sv_chop(PL_e_script, nl); return 1; } - diff --git a/util.c b/util.c index fc8307d..7281fec 100644 --- a/util.c +++ b/util.c @@ -3376,8 +3376,6 @@ Perl_new_struct_thread(pTHX_ struct perl_thread *t) Zero(thr, 1, struct perl_thread); #endif - PL_protect = MEMBER_TO_FPTR(Perl_default_protect); - thr->oursv = sv; init_stacks(); @@ -3390,18 +3388,7 @@ Perl_new_struct_thread(pTHX_ struct perl_thread *t) thr->flags = THRf_R_JOINABLE; MUTEX_INIT(&thr->mutex); - /* top_env needs to be non-zero. It points to an area - in which longjmp() stuff is stored, as C callstack - info there at least is thread specific this has to - be per-thread. Otherwise a 'die' in a thread gives - that thread the C stack of last thread to do an eval {}! - See comments in scope.h - Initialize top entry (as in perl.c for main thread) - */ - PL_start_env.je_prev = NULL; - PL_start_env.je_ret = -1; - PL_start_env.je_mustcatch = TRUE; - PL_top_env = &PL_start_env; + JMPENV_BOOTSTRAP; PL_in_eval = EVAL_NULL; /* ~(EVAL_INEVAL|EVAL_WARNONLY|EVAL_KEEPERR) */ PL_restartop = 0; @@ -3441,9 +3428,12 @@ Perl_new_struct_thread(pTHX_ struct perl_thread *t) PL_ofs = savepvn(t->Tofs, PL_ofslen); PL_defoutgv = (GV*)SvREFCNT_inc(t->Tdefoutgv); PL_chopset = t->Tchopset; - PL_formtarget = newSVsv(t->Tformtarget); PL_bodytarget = newSVsv(t->Tbodytarget); PL_toptarget = newSVsv(t->Ttoptarget); + if (t->Tformtarget == t->Ttoptarget) + PL_formtarget = PL_toptarget; + else + PL_formtarget = PL_bodytarget; /* Initialise all per-thread SVs that the template thread used */ svp = AvARRAY(t->threadsv); -- 2.7.4