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 | ||
79072805 | 19 | |
a0d0e21e | 20 | int |
8ac85365 | 21 | runops_standard(void) { |
11343788 | 22 | dTHR; |
a0d0e21e | 23 | |
11343788 | 24 | while ( op = (*op->op_ppaddr)(ARGS) ) ; |
fd18d308 CS |
25 | |
26 | TAINT_NOT; | |
a0d0e21e | 27 | return 0; |
79072805 LW |
28 | } |
29 | ||
2ddcc7aa | 30 | #ifdef DEBUGGING |
22239a37 NIS |
31 | |
32 | dEXT char **watchaddr = 0; | |
33 | dEXT char *watchok; | |
34 | ||
11343788 | 35 | static void debprof _((OP*o)); |
a0d0e21e LW |
36 | |
37 | int | |
8ac85365 | 38 | runops_debug(void) { |
11343788 | 39 | dTHR; |
79072805 LW |
40 | if (!op) { |
41 | warn("NULL OP IN RUN"); | |
a0d0e21e | 42 | return 0; |
79072805 | 43 | } |
a0d0e21e | 44 | |
79072805 LW |
45 | do { |
46 | if (debug) { | |
47 | if (watchaddr != 0 && *watchaddr != watchok) | |
760ac839 | 48 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
a0d0e21e | 49 | (long)watchaddr, (long)watchok, (long)*watchaddr); |
79072805 LW |
50 | DEBUG_s(debstack()); |
51 | DEBUG_t(debop(op)); | |
a0d0e21e | 52 | DEBUG_P(debprof(op)); |
79072805 | 53 | } |
11343788 | 54 | } while ( op = (*op->op_ppaddr)(ARGS) ); |
fd18d308 CS |
55 | |
56 | TAINT_NOT; | |
a0d0e21e | 57 | return 0; |
79072805 LW |
58 | } |
59 | ||
79072805 | 60 | I32 |
8ac85365 | 61 | debop(OP *o) |
79072805 LW |
62 | { |
63 | SV *sv; | |
11343788 MB |
64 | deb("%s", op_name[o->op_type]); |
65 | switch (o->op_type) { | |
79072805 | 66 | case OP_CONST: |
5dc0d613 | 67 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
68 | break; |
69 | case OP_GVSV: | |
70 | case OP_GV: | |
11343788 | 71 | if (cGVOPo->op_gv) { |
79072805 | 72 | sv = NEWSV(0,0); |
5dc0d613 | 73 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
760ac839 | 74 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, na)); |
8990e307 | 75 | SvREFCNT_dec(sv); |
79072805 LW |
76 | } |
77 | else | |
760ac839 | 78 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 79 | break; |
a0d0e21e LW |
80 | default: |
81 | break; | |
79072805 | 82 | } |
760ac839 | 83 | PerlIO_printf(Perl_debug_log, "\n"); |
79072805 LW |
84 | return 0; |
85 | } | |
86 | ||
87 | void | |
8ac85365 | 88 | watch(char **addr) |
79072805 LW |
89 | { |
90 | watchaddr = addr; | |
91 | watchok = *addr; | |
760ac839 | 92 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
a0d0e21e | 93 | (long)watchaddr, (long)watchok); |
79072805 | 94 | } |
a0d0e21e LW |
95 | |
96 | static void | |
8ac85365 | 97 | debprof(OP *o) |
a0d0e21e LW |
98 | { |
99 | if (!profiledata) | |
100 | New(000, profiledata, MAXO, U32); | |
11343788 | 101 | ++profiledata[o->op_type]; |
a0d0e21e LW |
102 | } |
103 | ||
104 | void | |
8ac85365 | 105 | debprofdump(void) |
a0d0e21e | 106 | { |
9607fc9c | 107 | unsigned i; |
a0d0e21e LW |
108 | if (!profiledata) |
109 | return; | |
110 | for (i = 0; i < MAXO; i++) { | |
111 | if (profiledata[i]) | |
9607fc9c | 112 | PerlIO_printf(Perl_debug_log, |
113 | "%u\t%lu\n", i, (unsigned long)profiledata[i]); | |
a0d0e21e LW |
114 | } |
115 | } | |
116 | ||
22239a37 | 117 | #endif /* DEBUGGING */ |
a0d0e21e | 118 |