src/msghandling.c

   1 #include <stdarg.h>
   2 #include <stdio.h>
   3
   4 #define NDEBUG
   5
   6 #ifdef NDEBUG
   7 #define NO_DEBUG_OUTPUT
   8 #endif
   9
  10 /* Use this function to output messages when something unexpected
  11    happens (which might be an indication of an error). *Don't* use it
  12    when there's internal errors in the code - these should be handled
  13    by asserts. */
  14         void
  15 tgl_warning(const char *format, ...)
  16 {
  17 #ifndef NO_DEBUG_OUTPUT
  18         va_list args;
  19         va_start(args, format);
  20         fprintf(stderr, "*WARNING* ");
  21         vfprintf(stderr, format, args);
  22         va_end(args);
  23 #endif /* !NO_DEBUG_OUTPUT */
  24 }
  25
  26 /* This function should be used for debug output only. */
  27         void
  28 tgl_trace(const char *format, ...)
  29 {
  30 #ifndef NO_DEBUG_OUTPUT
  31         va_list args;
  32         va_start(args, format);
  33         fprintf(stderr, "*DEBUG* ");
  34         vfprintf(stderr, format, args);
  35         va_end(args);
  36 #endif /* !NO_DEBUG_OUTPUT */
  37 }
  38
  39 /* Use this function to output info about things in the code which
  40    should be fixed (missing handling of special cases, important
  41    features not implemented, known bugs/buglets, ...). */
  42         void
  43 tgl_fixme(const char *format, ...)
  44 {
  45 #ifndef NO_DEBUG_OUTPUT
  46         va_list args;
  47         va_start(args, format);
  48         fprintf(stderr, "*FIXME* ");
  49         vfprintf(stderr, format, args);
  50         va_end(args);
  51 #endif /* !NO_DEBUG_OUTPUT */
  52 }