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 LW |
25 | SAVEI32(runlevel); |
26 | runlevel++; | |
27 | ||
11343788 | 28 | while ( op = (*op->op_ppaddr)(ARGS) ) ; |
fd18d308 CS |
29 | |
30 | TAINT_NOT; | |
a0d0e21e | 31 | return 0; |
79072805 LW |
32 | } |
33 | ||
2ddcc7aa | 34 | #ifdef DEBUGGING |
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 LW |
44 | |
45 | SAVEI32(runlevel); | |
46 | runlevel++; | |
47 | ||
79072805 LW |
48 | do { |
49 | if (debug) { | |
50 | if (watchaddr != 0 && *watchaddr != watchok) | |
760ac839 | 51 | PerlIO_printf(Perl_debug_log, "WARNING: %lx changed from %lx to %lx\n", |
a0d0e21e | 52 | (long)watchaddr, (long)watchok, (long)*watchaddr); |
79072805 LW |
53 | DEBUG_s(debstack()); |
54 | DEBUG_t(debop(op)); | |
a0d0e21e | 55 | DEBUG_P(debprof(op)); |
79072805 | 56 | } |
11343788 | 57 | } while ( op = (*op->op_ppaddr)(ARGS) ); |
fd18d308 CS |
58 | |
59 | TAINT_NOT; | |
a0d0e21e | 60 | return 0; |
79072805 LW |
61 | } |
62 | ||
79072805 | 63 | I32 |
8ac85365 | 64 | debop(OP *o) |
79072805 LW |
65 | { |
66 | SV *sv; | |
11343788 MB |
67 | deb("%s", op_name[o->op_type]); |
68 | switch (o->op_type) { | |
79072805 | 69 | case OP_CONST: |
5dc0d613 | 70 | PerlIO_printf(Perl_debug_log, "(%s)", SvPEEK(cSVOPo->op_sv)); |
79072805 LW |
71 | break; |
72 | case OP_GVSV: | |
73 | case OP_GV: | |
11343788 | 74 | if (cGVOPo->op_gv) { |
79072805 | 75 | sv = NEWSV(0,0); |
5dc0d613 | 76 | gv_fullname3(sv, cGVOPo->op_gv, Nullch); |
760ac839 | 77 | PerlIO_printf(Perl_debug_log, "(%s)", SvPV(sv, na)); |
8990e307 | 78 | SvREFCNT_dec(sv); |
79072805 LW |
79 | } |
80 | else | |
760ac839 | 81 | PerlIO_printf(Perl_debug_log, "(NULL)"); |
79072805 | 82 | break; |
a0d0e21e LW |
83 | default: |
84 | break; | |
79072805 | 85 | } |
760ac839 | 86 | PerlIO_printf(Perl_debug_log, "\n"); |
79072805 LW |
87 | return 0; |
88 | } | |
89 | ||
90 | void | |
8ac85365 | 91 | watch(char **addr) |
79072805 LW |
92 | { |
93 | watchaddr = addr; | |
94 | watchok = *addr; | |
760ac839 | 95 | PerlIO_printf(Perl_debug_log, "WATCHING, %lx is currently %lx\n", |
a0d0e21e | 96 | (long)watchaddr, (long)watchok); |
79072805 | 97 | } |
a0d0e21e LW |
98 | |
99 | static void | |
8ac85365 | 100 | debprof(OP *o) |
a0d0e21e LW |
101 | { |
102 | if (!profiledata) | |
103 | New(000, profiledata, MAXO, U32); | |
11343788 | 104 | ++profiledata[o->op_type]; |
a0d0e21e LW |
105 | } |
106 | ||
107 | void | |
8ac85365 | 108 | debprofdump(void) |
a0d0e21e | 109 | { |
9607fc9c | 110 | unsigned i; |
a0d0e21e LW |
111 | if (!profiledata) |
112 | return; | |
113 | for (i = 0; i < MAXO; i++) { | |
114 | if (profiledata[i]) | |
9607fc9c | 115 | PerlIO_printf(Perl_debug_log, |
116 | "%u\t%lu\n", i, (unsigned long)profiledata[i]); | |
a0d0e21e LW |
117 | } |
118 | } | |
119 | ||
120 | #endif | |
121 |