root/opal/mca/hwloc/hwloc201/hwloc/include/private/debug.h

INCLUDED FROM

DEFINITIONS

1. hwloc_debug_enabled
2. hwloc_debug

   1 /*
   2  * Copyright © 2009 CNRS
   3  * Copyright © 2009-2017 Inria.  All rights reserved.
   4  * Copyright © 2009, 2011 Université Bordeaux
   5  * Copyright © 2011 Cisco Systems, Inc.  All rights reserved.
   6  * See COPYING in top-level directory.
   7  */
   8 
   9 /* The configuration file */
  10 
  11 #ifndef HWLOC_DEBUG_H
  12 #define HWLOC_DEBUG_H
  13 
  14 #include <private/autogen/config.h>
  15 #include <private/misc.h>
  16 
  17 #ifdef HWLOC_DEBUG
  18 #include <stdarg.h>
  19 #include <stdio.h>
  20 #endif
  21 
  22 /* Compile-time assertion */
  23 #define HWLOC_BUILD_ASSERT(condition) ((void)sizeof(char[1 - 2*!(condition)]))
  24 
  25 #ifdef HWLOC_DEBUG
  26 static __hwloc_inline int hwloc_debug_enabled(void)
  27 {
  28   static int checked = 0;
  29   static int enabled = 1;
  30   if (!checked) {
  31     const char *env = getenv("HWLOC_DEBUG_VERBOSE");
  32     if (env)
  33       enabled = atoi(env);
  34     if (enabled)
  35       fprintf(stderr, "hwloc verbose debug enabled, may be disabled with HWLOC_DEBUG_VERBOSE=0 in the environment.\n");
  36     checked = 1;
  37   }
  38   return enabled;
  39 }
  40 #endif
  41 
  42 static __hwloc_inline void hwloc_debug(const char *s __hwloc_attribute_unused, ...) __hwloc_attribute_format(printf, 1, 2);
  43 static __hwloc_inline void hwloc_debug(const char *s __hwloc_attribute_unused, ...)
  44 {
  45 #ifdef HWLOC_DEBUG
  46   if (hwloc_debug_enabled()) {
  47     va_list ap;
  48     va_start(ap, s);
  49     vfprintf(stderr, s, ap);
  50     va_end(ap);
  51   }
  52 #endif
  53 }
  54 
  55 #ifdef HWLOC_DEBUG
  56 #define hwloc_debug_bitmap(fmt, bitmap) do { \
  57 if (hwloc_debug_enabled()) { \
  58   char *s; \
  59   hwloc_bitmap_asprintf(&s, bitmap); \
  60   fprintf(stderr, fmt, s); \
  61   free(s); \
  62 } } while (0)
  63 #define hwloc_debug_1arg_bitmap(fmt, arg1, bitmap) do { \
  64 if (hwloc_debug_enabled()) { \
  65   char *s; \
  66   hwloc_bitmap_asprintf(&s, bitmap); \
  67   fprintf(stderr, fmt, arg1, s); \
  68   free(s); \
  69 } } while (0)
  70 #define hwloc_debug_2args_bitmap(fmt, arg1, arg2, bitmap) do { \
  71 if (hwloc_debug_enabled()) { \
  72   char *s; \
  73   hwloc_bitmap_asprintf(&s, bitmap); \
  74   fprintf(stderr, fmt, arg1, arg2, s); \
  75   free(s); \
  76 } } while (0)
  77 #else
  78 #define hwloc_debug_bitmap(s, bitmap) do { } while(0)
  79 #define hwloc_debug_1arg_bitmap(s, arg1, bitmap) do { } while(0)
  80 #define hwloc_debug_2args_bitmap(s, arg1, arg2, bitmap) do { } while(0)
  81 #endif
  82 
  83 #endif /* HWLOC_DEBUG_H */