Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* run.c |
2 | * | |
9607fc9c | 3 | * Copyright (c) 1991-1997, 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 LW |
10 | #include "EXTERN.h" |
11 | #include "perl.h" | |
12 | ||
a0d0e21e LW |
13 | /* |
14 | * "Away now, Shadowfax! Run, greatheart, run as you have never run before! | |
15 | * Now we are come to the lands where you were foaled, and every stone you | |
16 | * know. Run now! Hope is in speed!" --Gandalf | |
17 | */ | |
18 | ||
76e3520e | 19 | #ifdef PERL_OBJECT |
4c2891ed | 20 | #define CALLOP this->*PL_op |
76e3520e | 21 | #else |
533c011a | 22 | #define CALLOP *PL_op |
76e3520e | 23 | #endif |
79072805 | 24 | |
a0d0e21e | 25 | int |
17c3b450 GS |
26 | runops_standard(void) |
27 | { | |
11343788 | 28 | dTHR; |
a0d0e21e | 29 | |
533c011a | 30 | while ( PL_op = (CALLOP->op_ppaddr)(ARGS) ) ; |
fd18d308 CS |
31 | |
32 | TAINT_NOT; | |
a0d0e21e | 33 | return 0; |
79072805 LW |
34 | } |
35 | ||
2ddcc7aa | 36 | #ifdef DEBUGGING |
76e3520e | 37 | #ifndef PERL_OBJECT |
11343788 | 38 | static void debprof _((OP*o)); |
76e3520e | 39 | #endif |
a0d0e21e | 40 | |
17c3b450 GS |
41 | #endif /* DEBUGGING */ |
42 | ||
a0d0e21e | 43 | int |
35ff7856 GS |
44 | runops_debug(void) |
45 | { | |
46 | #ifdef DEBUGGING | |
11343788 | 47 | dTHR; |
533c011a | 48 | if (!PL_op) { |
79072805 | 49 | warn("NULL OP IN RUN"); |
a0d0e21e | 50 | return 0; |
79072805 | 51 | } |
a0d0e21e | 52 | |
79072805 | 53 | do { |
3280af22 | 54 | if (PL_debug) { |
22c35a8c | 55 | if (PL_watchaddr != 0 && *PL_watchaddr != PL_watchok) |
760ac839 | 56 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
22c35a8c | 57 | (long)PL_watchaddr, (long)PL_watchok, (long)*PL_watchaddr); |
79072805 | 58 | DEBUG_s(debstack()); |
533c011a NIS |
59 | DEBUG_t(debop(PL_op)); |
60 | DEBUG_P(debprof(PL_op)); | |
79072805 | 61 | } |
533c011a | 62 | } while ( PL_op = (CALLOP->op_ppaddr)(ARGS) ); |
fd18d308 CS |
63 | |
64 | TAINT_NOT; | |
a0d0e21e | 65 | return 0; |
35ff7856 GS |
66 | #else |
67 | return runops_standard(); | |
17c3b450 | 68 | #endif /* DEBUGGING */ |
79072805 LW |
69 | } |
70 | ||
79072805 | 71 | I32 |
8ac85365 | 72 | debop(OP *o) |
79072805 | 73 | { |
35ff7856 | 74 | #ifdef DEBUGGING |
79072805 | 75 | SV *sv; |
22c35a8c | 76 | deb("%s", PL_op_name[o->op_type]); |
11343788 | 77 | switch (o->op_type) { |
79072805 | 78 | case OP_CONST: |
5dc0d613 | 79 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
80 | break; |
81 | case OP_GVSV: | |
82 | case OP_GV: | |
11343788 | 83 | if (cGVOPo->op_gv) { |
79072805 | 84 | sv = NEWSV(0,0); |
5dc0d613 | 85 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
3280af22 | 86 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, PL_na)); |
8990e307 | 87 | SvREFCNT_dec(sv); |
79072805 LW |
88 | } |
89 | else | |
760ac839 | 90 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 91 | break; |
a0d0e21e LW |
92 | default: |
93 | break; | |
79072805 | 94 | } |
760ac839 | 95 | PerlIO_printf(Perl_debug_log, "\n"); |
17c3b450 | 96 | #endif /* DEBUGGING */ |
79072805 LW |
97 | return 0; |
98 | } | |
99 | ||
100 | void | |
8ac85365 | 101 | watch(char **addr) |
79072805 | 102 | { |
35ff7856 | 103 | #ifdef DEBUGGING |
22c35a8c GS |
104 | dTHR; |
105 | PL_watchaddr = addr; | |
106 | PL_watchok = *addr; | |
760ac839 | 107 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
22c35a8c | 108 | (long)PL_watchaddr, (long)PL_watchok); |
17c3b450 | 109 | #endif /* DEBUGGING */ |
79072805 | 110 | } |
a0d0e21e | 111 | |
76e3520e | 112 | STATIC void |
8ac85365 | 113 | debprof(OP *o) |
a0d0e21e | 114 | { |
35ff7856 | 115 | #ifdef DEBUGGING |
3280af22 NIS |
116 | if (!PL_profiledata) |
117 | Newz(000, PL_profiledata, MAXO, U32); | |
118 | ++PL_profiledata[o->op_type]; | |
35ff7856 | 119 | #endif /* DEBUGGING */ |
a0d0e21e LW |
120 | } |
121 | ||
122 | void | |
8ac85365 | 123 | debprofdump(void) |
a0d0e21e | 124 | { |
35ff7856 | 125 | #ifdef DEBUGGING |
9607fc9c | 126 | unsigned i; |
3280af22 | 127 | if (!PL_profiledata) |
a0d0e21e LW |
128 | return; |
129 | for (i = 0; i < MAXO; i++) { | |
3280af22 | 130 | if (PL_profiledata[i]) |
9607fc9c | 131 | PerlIO_printf(Perl_debug_log, |
3280af22 | 132 | "%5lu %s\n", (unsigned long)PL_profiledata[i], |
22c35a8c | 133 | PL_op_name[i]); |
a0d0e21e | 134 | } |
17c3b450 | 135 | #endif /* DEBUGGING */ |
35ff7856 | 136 | } |