jnlib/types.h

   1 /* types.h - define some extra types
   2  *      Copyright (C) 1999, 2000, 2001, 2006 Free Software Foundation, Inc.
   3  *
   4  * This file is part of JNLIB.
   5  *
   6  * JNLIB is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as
   8  * published by the Free Software Foundation; either version 3 of
   9  * the License, or (at your option) any later version.
  10  *
  11  * JNLIB is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef LIBJNLIB_TYPES_H
  21 #define LIBJNLIB_TYPES_H
  22
  23 /* The AC_CHECK_SIZEOF() in configure fails for some machines.
  24  * we provide some fallback values here */
  25 #if !SIZEOF_UNSIGNED_SHORT
  26 #  undef SIZEOF_UNSIGNED_SHORT
  27 #  define SIZEOF_UNSIGNED_SHORT 2
  28 #endif
  29 #if !SIZEOF_UNSIGNED_INT
  30 #  undef SIZEOF_UNSIGNED_INT
  31 #  define SIZEOF_UNSIGNED_INT 4
  32 #endif
  33 #if !SIZEOF_UNSIGNED_LONG
  34 #  undef SIZEOF_UNSIGNED_LONG
  35 #  define SIZEOF_UNSIGNED_LONG 4
  36 #endif
  37
  38
  39 #include <sys/types.h>
  40
  41
  42 #ifndef HAVE_BYTE_TYPEDEF
  43 #  undef byte       /* There might be a macro with this name.  */
  44 /* Windows typedefs byte in the rpc headers.  Avoid warning about
  45    double definition.  */
  46 #if !(defined(_WIN32) && defined(cbNDRContext))
  47   typedef unsigned char byte;
  48 #endif
  49 #  define HAVE_BYTE_TYPEDEF
  50 #endif
  51
  52 #ifndef HAVE_USHORT_TYPEDEF
  53 #  undef ushort     /* There might be a macro with this name.  */
  54    typedef unsigned short ushort;
  55 #  define HAVE_USHORT_TYPEDEF
  56 #endif
  57
  58 #ifndef HAVE_ULONG_TYPEDEF
  59 #  undef ulong      /* There might be a macro with this name.  */
  60    typedef unsigned long ulong;
  61 #  define HAVE_ULONG_TYPEDEF
  62 #endif
  63
  64 #ifndef HAVE_U16_TYPEDEF
  65 #  undef u16        /* There might be a macro with this name.  */
  66 #  if SIZEOF_UNSIGNED_INT == 2
  67      typedef unsigned int   u16;
  68 #  elif SIZEOF_UNSIGNED_SHORT == 2
  69      typedef unsigned short u16;
  70 #  else
  71 #    error no typedef for u16
  72 #  endif
  73 #  define HAVE_U16_TYPEDEF
  74 #endif
  75
  76 #ifndef HAVE_U32_TYPEDEF
  77 #  undef u32        /* There might be a macro with this name.  */
  78 #  if SIZEOF_UNSIGNED_INT == 4
  79      typedef unsigned int u32;
  80 #  elif SIZEOF_UNSIGNED_LONG == 4
  81      typedef unsigned long u32;
  82 #  else
  83 #    error no typedef for u32
  84 #  endif
  85 #  define HAVE_U32_TYPEDEF
  86 #endif
  87
  88 #ifndef HAVE_U64_TYPEDEF
  89 #  undef u64        /* There might be a macro with this name.  */
  90 #  if SIZEOF_UNSIGNED_INT == 8
  91      typedef unsigned int u64;
  92 #    define HAVE_U64_TYPEDEF
  93 #  elif SIZEOF_UNSIGNED_LONG == 8
  94      typedef unsigned long u64;
  95 #    define HAVE_U64_TYPEDEF
  96 #  elif __GNUC__ >= 2 || defined(__SUNPRO_C)
  97      typedef unsigned long long u64;
  98 #    define HAVE_U64_TYPEDEF
  99 #  endif
 100 #endif
 101
 102
 103 /* Some GCC attributes.  Note that we use also define some in
 104    mischelp.h, but this header and types.h are not always included.
 105    Should eventually be put into one file (e.g. nlib-common.h).  */
 106 #if __GNUC__ >= 4
 107 # define GNUPG_GCC_A_SENTINEL(a) __attribute__ ((sentinel(a)))
 108 #else
 109 # define GNUPG_GCC_A_SENTINEL(a)
 110 #endif
 111
 112
 113
 114 #endif /*LIBJNLIB_TYPES_H*/