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 | ||
a0d0e21e | 20 | int |
864dbfa3 | 21 | Perl_runops_standard(pTHX) |
17c3b450 | 22 | { |
11343788 | 23 | dTHR; |
a0d0e21e | 24 | |
fc0dc3b3 | 25 | while ( PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX) ) ; |
fd18d308 CS |
26 | |
27 | TAINT_NOT; | |
a0d0e21e | 28 | return 0; |
79072805 LW |
29 | } |
30 | ||
a0d0e21e | 31 | int |
864dbfa3 | 32 | Perl_runops_debug(pTHX) |
35ff7856 GS |
33 | { |
34 | #ifdef DEBUGGING | |
11343788 | 35 | dTHR; |
f248d071 GS |
36 | if (!PL_op) { |
37 | if (ckWARN_d(WARN_DEBUGGING)) | |
38 | Perl_warner(aTHX_ WARN_DEBUGGING, "NULL OP IN RUN"); | |
a0d0e21e | 39 | return 0; |
79072805 | 40 | } |
a0d0e21e | 41 | |
79072805 | 42 | do { |
3280af22 | 43 | if (PL_debug) { |
22c35a8c | 44 | if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok) |
760ac839 | 45 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
22c35a8c | 46 | (long)PL_watchaddr, (long)PL_watchok, (long)*PL_watchaddr); |
79072805 | 47 | DEBUG_s(debstack()); |
533c011a NIS |
48 | DEBUG_t(debop(PL_op)); |
49 | DEBUG_P(debprof(PL_op)); | |
79072805 | 50 | } |
fc0dc3b3 | 51 | } while ( PL_op = CALL_FPTR(PL_op->op_ppaddr)(aTHX) ); |
fd18d308 CS |
52 | |
53 | TAINT_NOT; | |
a0d0e21e | 54 | return 0; |
35ff7856 GS |
55 | #else |
56 | return runops_standard(); | |
17c3b450 | 57 | #endif /* DEBUGGING */ |
79072805 LW |
58 | } |
59 | ||
79072805 | 60 | I32 |
864dbfa3 | 61 | Perl_debop(pTHX_ OP *o) |
79072805 | 62 | { |
35ff7856 | 63 | #ifdef DEBUGGING |
79072805 | 64 | SV *sv; |
2d8e6c8d | 65 | STRLEN n_a; |
cea2e8a9 | 66 | Perl_deb(aTHX_ "%s", PL_op_name[o->op_type]); |
11343788 | 67 | switch (o->op_type) { |
79072805 | 68 | case OP_CONST: |
5dc0d613 | 69 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
70 | break; |
71 | case OP_GVSV: | |
72 | case OP_GV: | |
11343788 | 73 | if (cGVOPo->op_gv) { |
79072805 | 74 | sv = NEWSV(0,0); |
5dc0d613 | 75 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
2d8e6c8d | 76 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, n_a)); |
8990e307 | 77 | SvREFCNT_dec(sv); |
79072805 LW |
78 | } |
79 | else | |
760ac839 | 80 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 81 | break; |
a0d0e21e LW |
82 | default: |
83 | break; | |
79072805 | 84 | } |
760ac839 | 85 | PerlIO_printf(Perl_debug_log, "\n"); |
17c3b450 | 86 | #endif /* DEBUGGING */ |
79072805 LW |
87 | return 0; |
88 | } | |
89 | ||
90 | void | |
864dbfa3 | 91 | Perl_watch(pTHX_ char **addr) |
79072805 | 92 | { |
35ff7856 | 93 | #ifdef DEBUGGING |
22c35a8c GS |
94 | dTHR; |
95 | PL_watchaddr = addr; | |
96 | PL_watchok = *addr; | |
760ac839 | 97 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
22c35a8c | 98 | (long)PL_watchaddr, (long)PL_watchok); |
17c3b450 | 99 | #endif /* DEBUGGING */ |
79072805 | 100 | } |
a0d0e21e | 101 | |
76e3520e | 102 | STATIC void |
cea2e8a9 | 103 | S_debprof(pTHX_ OP *o) |
a0d0e21e | 104 | { |
35ff7856 | 105 | #ifdef DEBUGGING |
3280af22 NIS |
106 | if (!PL_profiledata) |
107 | Newz(000, PL_profiledata, MAXO, U32); | |
108 | ++PL_profiledata[o->op_type]; | |
35ff7856 | 109 | #endif /* DEBUGGING */ |
a0d0e21e LW |
110 | } |
111 | ||
112 | void | |
864dbfa3 | 113 | Perl_debprofdump(pTHX) |
a0d0e21e | 114 | { |
35ff7856 | 115 | #ifdef DEBUGGING |
9607fc9c | 116 | unsigned i; |
3280af22 | 117 | if (!PL_profiledata) |
a0d0e21e LW |
118 | return; |
119 | for (i = 0; i < MAXO; i++) { | |
3280af22 | 120 | if (PL_profiledata[i]) |
9607fc9c | 121 | PerlIO_printf(Perl_debug_log, |
3280af22 | 122 | "%5lu %s\n", (unsigned long)PL_profiledata[i], |
22c35a8c | 123 | PL_op_name[i]); |
a0d0e21e | 124 | } |
17c3b450 | 125 | #endif /* DEBUGGING */ |
35ff7856 | 126 | } |