source/texk/kpathsea/debug.c

   1 /* debug.c: help the user discover what's going on.
   2
   3    Copyright 1993, 1994, 2008 Karl Berry.
   4
   5    This library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    This library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public License
  16    along with this library; if not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <kpathsea/config.h>
  19
  20 #ifdef KPSE_DEBUG /* whole file */
  21
  22 /* If the real definitions of fopen or fclose are macros, we lose -- the
  23    #undef won't restore them. */
  24
  25 FILE *
  26 fopen (const char *filename,  const char *mode)
  27 {
  28 #undef fopen
  29   FILE *ret = fopen (filename, mode);
  30 #if defined (KPSE_COMPAT_API)
  31   kpathsea kpse = kpse_def;
  32   if (KPATHSEA_DEBUG_P (KPSE_DEBUG_FOPEN))
  33 #if defined(_WIN64)
  34     DEBUGF3 ("fopen(%s, %s) => 0x%I64x\n", filename, mode, (unsigned __int64) ret);
  35 #else
  36     DEBUGF3 ("fopen(%s, %s) => 0x%lx\n", filename, mode, (unsigned long) ret);
  37 #endif
  38 #endif
  39   return ret;
  40 }
  41
  42 int
  43 fclose (FILE * f)
  44 {
  45 #undef fclose
  46   int ret = fclose (f);
  47 #if defined (KPSE_COMPAT_API)
  48   kpathsea kpse = kpse_def;
  49   if (KPATHSEA_DEBUG_P (KPSE_DEBUG_FOPEN))
  50 #if defined(_WIN64)
  51     DEBUGF2 ("fclose(0x%I64x) => %d\n", (unsigned __int64) f, ret);
  52 #else
  53     DEBUGF2 ("fclose(0x%lx) => %d\n", (unsigned long) f, ret);
  54 #endif
  55 #endif
  56   return ret;
  57 }
  58
  59 #endif /* KPSE DEBUG */