compat/debug.h

   1 #ifndef SQUID_CONFIG_H
   2 #include "config.h"
   3 #endif
   4
   5 #ifndef COMPAT_DEBUG_H
   6 #define COMPAT_DEBUG_H
   7
   8 /*
   9  * A debug method for use of external helpers and tools.
  10  * It shunts the debug messages down stderr for logging by Squid
  11  * or display to the user instead of corrupting the stdout data stream.
  12  */
  13
  14 #if HAVE_STDIO_H
  15 #include <stdio.h>
  16 #endif
  17 #if HAVE_UNISTD_H
  18 #include <unistd.h>
  19 #endif
  20
  21 /* Debugging stuff */
  22
  23 /* the macro overload style is really a gcc-ism */
  24 #ifdef __GNUC__
  25
  26 SQUIDCEXTERN int debug_enabled;
  27
  28 #define debug(X...) \
  29                      if (debug_enabled) { \
  30                          fprintf(stderr, "%s(%d): pid=%ld :", __FILE__, __LINE__, (long)getpid() ); \
  31                          fprintf(stderr,X); \
  32                      }
  33
  34 #else /* __GNUC__ */
  35
  36 /* TODO: non-GCC compilers can't do the above macro define yet. */
  37 inline void
  38 debug(char *format,...)
  39 {
  40     ; // nothing to do.
  41 }
  42 #endif
  43
  44
  45 #endif /* COMPAT_DEBUG_H */