Commit | Line | Data |
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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 | ||
4633a7c4 LW |
19 | dEXT char **watchaddr = 0; |
20 | dEXT char *watchok; | |
79072805 | 21 | |
a0d0e21e | 22 | int |
8ac85365 | 23 | runops_standard(void) { |
11343788 | 24 | dTHR; |
a0d0e21e | 25 | |
11343788 | 26 | while ( op = (*op->op_ppaddr)(ARGS) ) ; |
fd18d308 CS |
27 | |
28 | TAINT_NOT; | |
a0d0e21e | 29 | return 0; |
79072805 LW |
30 | } |
31 | ||
2ddcc7aa | 32 | #ifdef DEBUGGING |
11343788 | 33 | static void debprof _((OP*o)); |
a0d0e21e LW |
34 | |
35 | int | |
8ac85365 | 36 | runops_debug(void) { |
11343788 | 37 | dTHR; |
79072805 LW |
38 | if (!op) { |
39 | warn("NULL OP IN RUN"); | |
a0d0e21e | 40 | return 0; |
79072805 | 41 | } |
a0d0e21e | 42 | |
79072805 LW |
43 | do { |
44 | if (debug) { | |
45 | if (watchaddr != 0 && *watchaddr != watchok) | |
760ac839 | 46 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
a0d0e21e | 47 | (long)watchaddr, (long)watchok, (long)*watchaddr); |
79072805 LW |
48 | DEBUG_s(debstack()); |
49 | DEBUG_t(debop(op)); | |
a0d0e21e | 50 | DEBUG_P(debprof(op)); |
79072805 | 51 | } |
11343788 | 52 | } while ( op = (*op->op_ppaddr)(ARGS) ); |
fd18d308 CS |
53 | |
54 | TAINT_NOT; | |
a0d0e21e | 55 | return 0; |
79072805 LW |
56 | } |
57 | ||
79072805 | 58 | I32 |
8ac85365 | 59 | debop(OP *o) |
79072805 LW |
60 | { |
61 | SV *sv; | |
11343788 MB |
62 | deb("%s", op_name[o->op_type]); |
63 | switch (o->op_type) { | |
79072805 | 64 | case OP_CONST: |
5dc0d613 | 65 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
66 | break; |
67 | case OP_GVSV: | |
68 | case OP_GV: | |
11343788 | 69 | if (cGVOPo->op_gv) { |
79072805 | 70 | sv = NEWSV(0,0); |
5dc0d613 | 71 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
760ac839 | 72 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, na)); |
8990e307 | 73 | SvREFCNT_dec(sv); |
79072805 LW |
74 | } |
75 | else | |
760ac839 | 76 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 77 | break; |
a0d0e21e LW |
78 | default: |
79 | break; | |
79072805 | 80 | } |
760ac839 | 81 | PerlIO_printf(Perl_debug_log, "\n"); |
79072805 LW |
82 | return 0; |
83 | } | |
84 | ||
85 | void | |
8ac85365 | 86 | watch(char **addr) |
79072805 LW |
87 | { |
88 | watchaddr = addr; | |
89 | watchok = *addr; | |
760ac839 | 90 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
a0d0e21e | 91 | (long)watchaddr, (long)watchok); |
79072805 | 92 | } |
a0d0e21e LW |
93 | |
94 | static void | |
8ac85365 | 95 | debprof(OP *o) |
a0d0e21e LW |
96 | { |
97 | if (!profiledata) | |
98 | New(000, profiledata, MAXO, U32); | |
11343788 | 99 | ++profiledata[o->op_type]; |
a0d0e21e LW |
100 | } |
101 | ||
102 | void | |
8ac85365 | 103 | debprofdump(void) |
a0d0e21e | 104 | { |
9607fc9c | 105 | unsigned i; |
a0d0e21e LW |
106 | if (!profiledata) |
107 | return; | |
108 | for (i = 0; i < MAXO; i++) { | |
109 | if (profiledata[i]) | |
9607fc9c | 110 | PerlIO_printf(Perl_debug_log, |
111 | "%u\t%lu\n", i, (unsigned long)profiledata[i]); | |
a0d0e21e LW |
112 | } |
113 | } | |
114 | ||
115 | #endif | |
116 |