Annotation of /trunk/mkinitrd-magellan/klibc/usr/include/klibc/endian.h
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
File MIME type: text/plain
File size: 1005 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | niro | 532 | /* |
2 | * klibc/endian.h | ||
3 | * | ||
4 | * Like <endian.h>, but export only double-underscore symbols | ||
5 | */ | ||
6 | |||
7 | #ifndef _KLIBC_ENDIAN_H | ||
8 | #define _KLIBC_ENDIAN_H | ||
9 | |||
10 | #include <klibc/compiler.h> | ||
11 | #include <asm/byteorder.h> | ||
12 | |||
13 | /* Linux' asm/byteorder.h defines either __LITTLE_ENDIAN or | ||
14 | __BIG_ENDIAN, but the glibc/BSD-ish macros expect both to be | ||
15 | defined with __BYTE_ORDER defining which is actually used... */ | ||
16 | |||
17 | #if defined(__LITTLE_ENDIAN) | ||
18 | # undef __LITTLE_ENDIAN | ||
19 | # define __LITTLE_ENDIAN 1234 | ||
20 | # define __BIG_ENDIAN 4321 | ||
21 | # define __PDP_ENDIAN 3412 | ||
22 | # define __BYTE_ORDER __LITTLE_ENDIAN | ||
23 | #elif defined(__BIG_ENDIAN) | ||
24 | # undef __BIG_ENDIAN | ||
25 | # define __LITTLE_ENDIAN 1234 | ||
26 | # define __BIG_ENDIAN 4321 | ||
27 | # define __PDP_ENDIAN 3412 | ||
28 | # define __BYTE_ORDER __BIG_ENDIAN | ||
29 | #elif defined(__PDP_ENDIAN) | ||
30 | # undef __PDP_ENDIAN | ||
31 | # define __LITTLE_ENDIAN 1234 | ||
32 | # define __BIG_ENDIAN 4321 | ||
33 | # define __PDP_ENDIAN 3412 | ||
34 | # define __BYTE_ORDER __PDP_ENDIAN | ||
35 | #else | ||
36 | # error "Unknown byte order!" | ||
37 | #endif | ||
38 | |||
39 | #endif /* _KLIBC_ENDIAN_H */ |