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132 lines
2.7 KiB
C
132 lines
2.7 KiB
C
/* run.c
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*
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* Copyright (c) 1991-2000, Larry Wall
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*
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* You may distribute under the terms of either the GNU General Public
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* License or the Artistic License, as specified in the README file.
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*
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*/
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#include "EXTERN.h"
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#define PERL_IN_RUN_C
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#include "perl.h"
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/*
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* "Away now, Shadowfax! Run, greatheart, run as you have never run before!
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* Now we are come to the lands where you were foaled, and every stone you
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* know. Run now! Hope is in speed!" --Gandalf
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*/
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int
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Perl_runops_standard(pTHX)
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{
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dTHR;
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while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX))) {
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PERL_ASYNC_CHECK();
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}
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TAINT_NOT;
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return 0;
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}
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int
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Perl_runops_debug(pTHX)
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{
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#ifdef DEBUGGING
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dTHR;
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if (!PL_op) {
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if (ckWARN_d(WARN_DEBUGGING))
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Perl_warner(aTHX_ WARN_DEBUGGING, "NULL OP IN RUN");
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return 0;
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}
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do {
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PERL_ASYNC_CHECK();
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if (PL_debug) {
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if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok)
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PerlIO_printf(Perl_debug_log,
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"WARNING: %"UVxf" changed from %"UVxf" to %"UVxf"\n",
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PTR2UV(PL_watchaddr), PTR2UV(PL_watchok),
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PTR2UV(*PL_watchaddr));
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DEBUG_s(debstack());
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DEBUG_t(debop(PL_op));
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DEBUG_P(debprof(PL_op));
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}
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} while ((PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX)));
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TAINT_NOT;
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return 0;
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#else
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return runops_standard();
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#endif /* DEBUGGING */
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}
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I32
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Perl_debop(pTHX_ OP *o)
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{
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#ifdef DEBUGGING
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SV *sv;
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STRLEN n_a;
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Perl_deb(aTHX_ "%s", PL_op_name[o->op_type]);
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switch (o->op_type) {
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case OP_CONST:
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PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo_sv));
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break;
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case OP_GVSV:
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case OP_GV:
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if (cGVOPo_gv) {
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sv = NEWSV(0,0);
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gv_fullname3(sv, cGVOPo_gv, Nullch);
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PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a));
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SvREFCNT_dec(sv);
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}
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else
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PerlIO_printf(Perl_debug_log, "(NULL)");
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break;
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default:
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break;
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}
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PerlIO_printf(Perl_debug_log, "\n");
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#endif /* DEBUGGING */
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return 0;
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}
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void
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Perl_watch(pTHX_ char **addr)
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{
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#ifdef DEBUGGING
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dTHR;
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PL_watchaddr = addr;
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PL_watchok = *addr;
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PerlIO_printf(Perl_debug_log, "WATCHING, %"UVxf" is currently %"UVxf"\n",
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PTR2UV(PL_watchaddr), PTR2UV(PL_watchok));
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#endif /* DEBUGGING */
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}
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STATIC void
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S_debprof(pTHX_ OP *o)
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{
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#ifdef DEBUGGING
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if (!PL_profiledata)
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Newz(000, PL_profiledata, MAXO, U32);
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++PL_profiledata[o->op_type];
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#endif /* DEBUGGING */
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}
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void
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Perl_debprofdump(pTHX)
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{
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#ifdef DEBUGGING
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unsigned i;
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if (!PL_profiledata)
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return;
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for (i = 0; i < MAXO; i++) {
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if (PL_profiledata[i])
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PerlIO_printf(Perl_debug_log,
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"%5lu %s\n", (unsigned long)PL_profiledata[i],
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PL_op_name[i]);
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}
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#endif /* DEBUGGING */
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}
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