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bird2 ver 2.0.7

    1: /*
    2:  *	BIRD Client -- Utility Functions
    3:  *
    4:  *	(c) 1999--2000 Martin Mares <mj@ucw.cz>
    5:  *
    6:  *	Can be freely distributed and used under the terms of the GNU GPL.
    7:  */
    8: 
    9: #include <stdio.h>
   10: #include <stdlib.h>
   11: #include <stdarg.h>
   12: 
   13: #include "nest/bird.h"
   14: #include "lib/string.h"
   15: #include "client/client.h"
   16: 
   17: /* Client versions of logging functions */
   18: 
   19: static void
   20: vlog(const char *msg, va_list args)
   21: {
   22:   char buf[1024];
   23: 
   24:   int n = vsnprintf(buf, sizeof(buf), msg, args);
   25:   if (n < 0)
   26:     snprintf(buf, sizeof(buf), "???");
   27:   else if (n >= (int) sizeof(buf))
   28:     snprintf(buf + sizeof(buf) - 100, 100, " ... <too long>");
   29:   fputs(buf, stderr);
   30:   fputc('\n', stderr);
   31: }
   32: 
   33: void
   34: bug(const char *msg, ...)
   35: {
   36:   va_list args;
   37: 
   38:   va_start(args, msg);
   39:   cleanup();
   40:   fputs("Internal error: ", stderr);
   41:   vlog(msg, args);
   42:   vfprintf(stderr, msg, args);
   43:   va_end(args);
   44:   exit(1);
   45: }
   46: 
   47: void
   48: die(const char *msg, ...)
   49: {
   50:   va_list args;
   51: 
   52:   va_start(args, msg);
   53:   cleanup();
   54:   vlog(msg, args);
   55:   va_end(args);
   56:   exit(1);
   57: }