3 * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
6 * Redistribution and use in source and binary forms are permitted only
7 * as authorized by the OpenLDAP Public License. A copy of this
8 * license is available at http://www.OpenLDAP.org/license.html or
9 * in file LICENSE in the top-level directory of the distribution.
15 /* cross compilers should define both AC_INT{2,4}_TYPE in CPPFLAGS */
17 #if !defined( AC_INT4_TYPE ) || !defined( AC_INT2_TYPE )
18 /* use autoconf defines to provide sized typedefs */
20 # define AC_INT4_TYPE long
21 # elif SIZEOF_INT == 4
22 # define AC_INT4_TYPE int
24 # error "AC_INT4_TYPE?"
27 # if SIZEOF_SHORT == 2
28 # define AC_INT2_TYPE short
29 # elif SIZEOF_INT == 2
30 # define AC_INT2_TYPE int
32 # error "AC_INT2_TYPE?"
36 typedef AC_INT4_TYPE ac_int4;
37 typedef signed AC_INT4_TYPE ac_sint4;
38 typedef unsigned AC_INT4_TYPE ac_uint4;
40 typedef AC_INT2_TYPE ac_int2;
41 typedef signed AC_INT2_TYPE ac_sint2;
42 typedef unsigned AC_INT2_TYPE ac_uint2;
45 /* cross compilers should define BYTE_ORDER in CPPFLAGS */
48 * Definitions for byte order, according to byte significance from low
51 #define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
52 #define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
53 #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
55 /* assume autoconf's AC_C_BIGENDIAN has been ran */
56 /* if it hasn't, we assume (maybe falsely) the order is LITTLE ENDIAN */
57 # ifdef WORDS_BIGENDIAN
58 # define BYTE_ORDER BIG_ENDIAN
60 # define BYTE_ORDER LITTLE_ENDIAN
63 #endif /* BYTE_ORDER */
65 #endif /* _AC_BYTES_H */