contrib/ldns/drill/error.c

   1 /**
   2  * error.c
   3  *
   4  * error reporting routines
   5  * basicly wrappers around printf
   6  *
   7  * (c) 2005 NLnet Labs
   8  *
   9  * See the file LICENSE for the license
  10  *
  11  */
  12
  13 #include "drill.h"
  14 #include <ldns/ldns.h>
  15
  16 static void
  17 warning_va_list(const char *fmt, va_list args)
  18 {
  19         fprintf(stderr, "Warning: ");
  20         vfprintf(stderr, fmt, args);
  21         fprintf(stderr, "\n");
  22 }
  23
  24 void
  25 warning(const char *fmt, ...)
  26 {
  27         va_list args;
  28         va_start(args, fmt);
  29         warning_va_list(fmt, args);
  30         va_end(args);
  31 }
  32
  33 static void
  34 error_va_list(const char *fmt, va_list args)
  35 {
  36         fprintf(stderr, "Error: ");
  37         vfprintf(stderr, fmt, args);
  38         fprintf(stderr, "\n");
  39 }
  40
  41 void
  42 error(const char *fmt, ...)
  43 {
  44         va_list args;
  45         va_start(args, fmt);
  46         error_va_list(fmt, args);
  47         va_end(args);
  48         exit(EXIT_FAILURE);
  49 }
  50
  51 static void
  52 verbose_va_list(const char *fmt, va_list args)
  53 {
  54         vfprintf(stdout, fmt, args);
  55         fprintf(stdout, "\n");
  56 }
  57
  58 /* print stuff */
  59 void
  60 mesg(const char *fmt, ...)
  61 {
  62         va_list args;
  63         if (verbosity == -1) {
  64                 return;
  65         }
  66         fprintf(stdout, ";; ");
  67         va_start(args, fmt);
  68         verbose_va_list(fmt, args);
  69         va_end(args);
  70 }
  71
  72 /* print stuff when in verbose mode (1) */
  73 void
  74 verbose(const char *fmt, ...)
  75 {
  76         va_list args;
  77         if (verbosity < 1) {
  78                 return;
  79         }
  80
  81         va_start(args, fmt);
  82         verbose_va_list(fmt, args);
  83         va_end(args);
  84 }
  85
  86 /* print stuff when in vverbose mode (2) */
  87 void
  88 vverbose(const char *fmt, ...)
  89 {
  90         va_list args;
  91         if (verbosity < 2) {
  92                 return;
  93         }
  94
  95         va_start(args, fmt);
  96         verbose_va_list(fmt, args);
  97         va_end(args);
  98 }
  99
 100 static void
 101 debug_va_list(const char *fmt, va_list args)
 102 {
 103         vfprintf(stderr, fmt, args);
 104         fprintf(stderr, "\n");
 105 }
 106
 107 void
 108 debug(const char *fmt, ...)
 109 {
 110         va_list args;
 111         fprintf(stderr, "[DEBUG] ");
 112         va_start(args, fmt);
 113         debug_va_list(fmt, args);
 114         va_end(args);
 115 }