wmmenu/error.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <stdarg.h>
   4 #include <assert.h>
   5
   6 #include "error.h"
   7
   8 extern void warn (const char * fmt, ...)
   9 {
  10     va_list args ;
  11
  12     assert (fmt != NULL) ;
  13     va_start (args, fmt) ;
  14     fprintf (stderr, "wmmenu warning: ") ;
  15     vfprintf (stderr, fmt, args) ;
  16     fprintf (stderr, "\n") ;
  17     va_end (args) ;
  18 }
  19
  20 extern void error (const char * fmt, ...)
  21 {
  22     va_list args ;
  23
  24     assert (fmt != NULL) ;
  25     va_start (args, fmt) ;
  26     fprintf (stderr, "wmmenu error: ") ;
  27     vfprintf (stderr, fmt, args) ;
  28     fprintf (stderr, "\n") ;
  29     va_end (args) ;
  30
  31     exit (EXIT_FAILURE) ;
  32 }