ucw/config.h

   1 /*
   2  *      UCW Library -- Configuration-Dependent Definitions
   3  *
   4  *      (c) 1997--2012 Martin Mares <mj@ucw.cz>
   5  *      (c) 2006 Robert Spalek <robert@ucw.cz>
   6  *
   7  *      This software may be freely distributed and used according to the terms
   8  *      of the GNU Lesser General Public License.
   9  */
  10
  11 #ifndef _UCW_CONFIG_H
  12 #define _UCW_CONFIG_H
  13
  14 /* Configuration switches */
  15
  16 #include "autoconf.h"
  17
  18 /* Tell libc we're going to use all extensions available */
  19
  20 #ifndef _GNU_SOURCE
  21 #define _GNU_SOURCE
  22 #endif
  23
  24 /* Types (based on standard C99 integers) */
  25
  26 #include <stddef.h>
  27 #include <stdint.h>
  28
  29 typedef uint8_t byte;                   /** Exactly 8 bits, unsigned **/
  30 typedef uint8_t u8;                     /** Exactly 8 bits, unsigned **/
  31 typedef int8_t s8;                      /** Exactly 8 bits, signed **/
  32 typedef uint16_t u16;                   /** Exactly 16 bits, unsigned **/
  33 typedef int16_t s16;                    /** Exactly 16 bits, signed **/
  34 typedef uint32_t u32;                   /** Exactly 32 bits, unsigned **/
  35 typedef int32_t s32;                    /** Exactly 32 bits, signed **/
  36 typedef uint64_t u64;                   /** Exactly 64 bits, unsigned **/
  37 typedef int64_t s64;                    /** Exactly 64 bits, signed **/
  38
  39 typedef unsigned int uns;               /** A better pronounceable alias for `unsigned int` **/
  40 typedef s64 timestamp_t;                /** Milliseconds since an unknown epoch **/
  41
  42 #ifdef CONFIG_UCW_LARGE_FILES
  43 typedef s64 ucw_off_t;                  /** File position (either 32- or 64-bit, depending on `CONFIG_UCW_LARGE_FILES`). **/
  44 #else
  45 typedef s32 ucw_off_t;
  46 #endif
  47
  48 #endif