usr.sbin/nscd/debug.c

   1 /*-
   2  * Copyright (c) 2004 Michael Bushkov <bushman@rsu.ru>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/usr.sbin/nscd/debug.c,v 1.2 2007/09/27 12:30:11 bushman Exp $
  27  */
  28
  29 #include <stdio.h>
  30 #include "debug.h"
  31
  32 static  int     trace_level = 0;
  33 static  int     trace_level_bk = 0;
  34
  35 void
  36 __trace_in(const char *s, const char *f, int l)
  37 {
  38         int i;
  39         if (trace_level < TRACE_WANTED)
  40         {
  41                 for (i = 0; i < trace_level; ++i)
  42                         printf("\t");
  43
  44                 printf("=> %s\n", s);
  45         }
  46
  47         ++trace_level;
  48 }
  49
  50 void
  51 __trace_point(const char *f, int l)
  52 {
  53         int i;
  54
  55         if (trace_level < TRACE_WANTED)
  56         {
  57                 for (i = 0; i < trace_level - 1; ++i)
  58                         printf("\t");
  59
  60                 printf("= %s: %d\n", f, l);
  61         }
  62 }
  63
  64 void
  65 __trace_msg(const char *msg, const char *f, int l)
  66 {
  67         int i;
  68
  69         if (trace_level < TRACE_WANTED)
  70         {
  71                 for (i = 0; i < trace_level - 1; ++i)
  72                         printf("\t");
  73
  74                 printf("= MSG %s, %s: %d\n", msg, f, l);
  75         }
  76 }
  77
  78 void
  79 __trace_ptr(const char *desc, const void *p, const char *f, int l)
  80 {
  81         int i;
  82
  83         if (trace_level < TRACE_WANTED)
  84         {
  85                 for (i = 0; i < trace_level - 1; ++i)
  86                         printf("\t");
  87
  88                 printf("= PTR %s: %p, %s: %d\n", desc, p, f, l);
  89         }
  90 }
  91
  92 void
  93 __trace_int(const char *desc, int i, const char *f, int l)
  94 {
  95         int j;
  96
  97         if (trace_level < TRACE_WANTED)
  98         {
  99                 for (j = 0; j < trace_level - 1; ++j)
 100                         printf("\t");
 101
 102                 printf("= INT %s: %i, %s: %d\n",desc, i, f, l);
 103         }
 104 }
 105
 106 void
 107 __trace_str(const char *desc, const char *s, const char *f, int l)
 108 {
 109         int i;
 110
 111         if (trace_level < TRACE_WANTED)
 112         {
 113                 for (i = 0; i < trace_level - 1; ++i)
 114                         printf("\t");
 115
 116                 printf("= STR %s: '%s', %s: %d\n", desc, s, f, l);
 117         }
 118 }
 119
 120 void
 121 __trace_out(const char *s, const char *f, int l)
 122 {
 123         int i;
 124
 125         --trace_level;
 126         if (trace_level < TRACE_WANTED)
 127         {
 128                 for (i = 0; i < trace_level; ++i)
 129                         printf("\t");
 130
 131                 printf("<= %s\n", s);
 132         }
 133 }
 134
 135 void
 136 __trace_on(void)
 137 {
 138         trace_level = trace_level_bk;
 139         trace_level_bk = 0;
 140 }
 141
 142 void
 143 __trace_off(void)
 144 {
 145         trace_level_bk = trace_level;
 146         trace_level = 1024;
 147 }