Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* run.c |
2 | * | |
4eb8286e | 3 | * Copyright (c) 1991-1999, Larry Wall |
a0d0e21e LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
8 | */ | |
9 | ||
79072805 | 10 | #include "EXTERN.h" |
864dbfa3 | 11 | #define PERL_IN_RUN_C |
79072805 LW |
12 | #include "perl.h" |
13 | ||
a0d0e21e LW |
14 | /* |
15 | * "Away now, Shadowfax! Run, greatheart, run as you have never run before! | |
16 | * Now we are come to the lands where you were foaled, and every stone you | |
17 | * know. Run now! Hope is in speed!" --Gandalf | |
18 | */ | |
19 | ||
76e3520e | 20 | #ifdef PERL_OBJECT |
4c2891ed | 21 | #define CALLOP this->*PL_op |
76e3520e | 22 | #else |
533c011a | 23 | #define CALLOP *PL_op |
76e3520e | 24 | #endif |
79072805 | 25 | |
a0d0e21e | 26 | int |
864dbfa3 | 27 | Perl_runops_standard(pTHX) |
17c3b450 | 28 | { |
11343788 | 29 | dTHR; |
a0d0e21e | 30 | |
66918de8 | 31 | while ( PL_op = (CALLOP->op_ppaddr)(aTHX) ) ; |
fd18d308 CS |
32 | |
33 | TAINT_NOT; | |
a0d0e21e | 34 | return 0; |
79072805 LW |
35 | } |
36 | ||
a0d0e21e | 37 | int |
864dbfa3 | 38 | Perl_runops_debug(pTHX) |
35ff7856 GS |
39 | { |
40 | #ifdef DEBUGGING | |
11343788 | 41 | dTHR; |
f248d071 GS |
42 | if (!PL_op) { |
43 | if (ckWARN_d(WARN_DEBUGGING)) | |
44 | Perl_warner(aTHX_ WARN_DEBUGGING, "NULL OP IN RUN"); | |
a0d0e21e | 45 | return 0; |
79072805 | 46 | } |
a0d0e21e | 47 | |
79072805 | 48 | do { |
3280af22 | 49 | if (PL_debug) { |
22c35a8c | 50 | if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok) |
760ac839 | 51 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
22c35a8c | 52 | (long)PL_watchaddr, (long)PL_watchok, (long)*PL_watchaddr); |
79072805 | 53 | DEBUG_s(debstack()); |
533c011a NIS |
54 | DEBUG_t(debop(PL_op)); |
55 | DEBUG_P(debprof(PL_op)); | |
79072805 | 56 | } |
66918de8 | 57 | } while ( PL_op = (CALLOP->op_ppaddr)(aTHX) ); |
fd18d308 CS |
58 | |
59 | TAINT_NOT; | |
a0d0e21e | 60 | return 0; |
35ff7856 GS |
61 | #else |
62 | return runops_standard(); | |
17c3b450 | 63 | #endif /* DEBUGGING */ |
79072805 LW |
64 | } |
65 | ||
79072805 | 66 | I32 |
864dbfa3 | 67 | Perl_debop(pTHX_ OP *o) |
79072805 | 68 | { |
35ff7856 | 69 | #ifdef DEBUGGING |
79072805 | 70 | SV *sv; |
2d8e6c8d | 71 | STRLEN n_a; |
cea2e8a9 | 72 | Perl_deb(aTHX_ "%s", PL_op_name[o->op_type]); |
11343788 | 73 | switch (o->op_type) { |
79072805 | 74 | case OP_CONST: |
5dc0d613 | 75 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
76 | break; |
77 | case OP_GVSV: | |
78 | case OP_GV: | |
11343788 | 79 | if (cGVOPo->op_gv) { |
79072805 | 80 | sv = NEWSV(0,0); |
5dc0d613 | 81 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
2d8e6c8d | 82 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a)); |
8990e307 | 83 | SvREFCNT_dec(sv); |
79072805 LW |
84 | } |
85 | else | |
760ac839 | 86 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 87 | break; |
a0d0e21e LW |
88 | default: |
89 | break; | |
79072805 | 90 | } |
760ac839 | 91 | PerlIO_printf(Perl_debug_log, "\n"); |
17c3b450 | 92 | #endif /* DEBUGGING */ |
79072805 LW |
93 | return 0; |
94 | } | |
95 | ||
96 | void | |
864dbfa3 | 97 | Perl_watch(pTHX_ char **addr) |
79072805 | 98 | { |
35ff7856 | 99 | #ifdef DEBUGGING |
22c35a8c GS |
100 | dTHR; |
101 | PL_watchaddr = addr; | |
102 | PL_watchok = *addr; | |
760ac839 | 103 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
22c35a8c | 104 | (long)PL_watchaddr, (long)PL_watchok); |
17c3b450 | 105 | #endif /* DEBUGGING */ |
79072805 | 106 | } |
a0d0e21e | 107 | |
76e3520e | 108 | STATIC void |
cea2e8a9 | 109 | S_debprof(pTHX_ OP *o) |
a0d0e21e | 110 | { |
35ff7856 | 111 | #ifdef DEBUGGING |
3280af22 NIS |
112 | if (!PL_profiledata) |
113 | Newz(000, PL_profiledata, MAXO, U32); | |
114 | ++PL_profiledata[o->op_type]; | |
35ff7856 | 115 | #endif /* DEBUGGING */ |
a0d0e21e LW |
116 | } |
117 | ||
118 | void | |
864dbfa3 | 119 | Perl_debprofdump(pTHX) |
a0d0e21e | 120 | { |
35ff7856 | 121 | #ifdef DEBUGGING |
9607fc9c | 122 | unsigned i; |
3280af22 | 123 | if (!PL_profiledata) |
a0d0e21e LW |
124 | return; |
125 | for (i = 0; i < MAXO; i++) { | |
3280af22 | 126 | if (PL_profiledata[i]) |
9607fc9c | 127 | PerlIO_printf(Perl_debug_log, |
3280af22 | 128 | "%5lu %s\n", (unsigned long)PL_profiledata[i], |
22c35a8c | 129 | PL_op_name[i]); |
a0d0e21e | 130 | } |
17c3b450 | 131 | #endif /* DEBUGGING */ |
35ff7856 | 132 | } |