3 * Copyright (c) 1991-2001, Larry Wall
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.
11 * "Didst thou think that the eyes of the White Tower were blind? Nay, I
12 * have seen more than thou knowest, Gray Fool." --Denethor
19 #if defined(PERL_IMPLICIT_CONTEXT)
21 Perl_deb_nocontext(const char *pat, ...)
29 #endif /* DEBUGGING */
34 Perl_deb(pTHX_ const char *pat, ...)
41 #endif /* DEBUGGING */
45 Perl_vdeb(pTHX_ const char *pat, va_list *args)
48 char* file = CopFILE(PL_curcop);
50 #ifdef USE_5005THREADS
51 PerlIO_printf(Perl_debug_log, "0x%"UVxf" (%s:%ld)\t",
53 (file ? file : "<free>"),
54 (long)CopLINE(PL_curcop));
56 PerlIO_printf(Perl_debug_log, "(%s:%ld)\t", (file ? file : "<free>"),
57 (long)CopLINE(PL_curcop));
58 #endif /* USE_5005THREADS */
59 (void) PerlIO_vprintf(Perl_debug_log, pat, *args);
60 #endif /* DEBUGGING */
64 Perl_debstackptrs(pTHX)
67 PerlIO_printf(Perl_debug_log,
68 "%8"UVxf" %8"UVxf" %8"IVdf" %8"IVdf" %8"IVdf"\n",
69 PTR2UV(PL_curstack), PTR2UV(PL_stack_base),
70 (IV)*PL_markstack_ptr, (IV)(PL_stack_sp-PL_stack_base),
71 (IV)(PL_stack_max-PL_stack_base));
72 PerlIO_printf(Perl_debug_log,
73 "%8"UVxf" %8"UVxf" %8"UVuf" %8"UVuf" %8"UVuf"\n",
74 PTR2UV(PL_mainstack), PTR2UV(AvARRAY(PL_curstack)),
75 PTR2UV(PL_mainstack), PTR2UV(AvFILLp(PL_curstack)),
76 PTR2UV(AvMAX(PL_curstack)));
77 #endif /* DEBUGGING */
85 I32 top = PL_stack_sp - PL_stack_base;
86 register I32 i = top - 30;
87 I32 *markscan = PL_markstack + PL_curstackinfo->si_markoff;
92 while (++markscan <= PL_markstack_ptr)
96 #ifdef USE_5005THREADS
97 PerlIO_printf(Perl_debug_log,
98 i ? "0x%"UVxf" => ... " : "0x%lx => ",
101 PerlIO_printf(Perl_debug_log, i ? " => ... " : " => ");
102 #endif /* USE_5005THREADS */
103 if (PL_stack_base[0] != &PL_sv_undef || PL_stack_sp < PL_stack_base)
104 PerlIO_printf(Perl_debug_log, " [STACK UNDERFLOW!!!]\n");
107 if (markscan <= PL_markstack_ptr && *markscan < i) {
110 PerlIO_putc(Perl_debug_log, '*');
112 while (markscan <= PL_markstack_ptr && *markscan < i);
113 PerlIO_printf(Perl_debug_log, " ");
117 PerlIO_printf(Perl_debug_log, "%-4s ", SvPEEK(PL_stack_base[i]));
120 PerlIO_printf(Perl_debug_log, "\n");
121 #endif /* DEBUGGING */