Annotation of /tags/mkinitrd-6_1_9/busybox/libbb/ptr_to_globals.c
Parent Directory
|
Revision Log
Revision 816 -
(hide annotations)
(download)
Fri Apr 24 18:33:46 2009 UTC (15 years, 2 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/libbb/ptr_to_globals.c
File MIME type: text/plain
File size: 747 byte(s)
Fri Apr 24 18:33:46 2009 UTC (15 years, 2 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/libbb/ptr_to_globals.c
File MIME type: text/plain
File size: 747 byte(s)
-updated to busybox-1.13.4
1 | niro | 816 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * Copyright (C) 2008 by Denys Vlasenko <vda.linux@googlemail.com> | ||
4 | * | ||
5 | * Licensed under GPLv2, see file LICENSE in this tarball for details. | ||
6 | */ | ||
7 | |||
8 | #include <errno.h> | ||
9 | |||
10 | struct globals; | ||
11 | |||
12 | #ifndef GCC_COMBINE | ||
13 | |||
14 | /* We cheat here. It is declared as const ptr in libbb.h, | ||
15 | * but here we make it live in R/W memory */ | ||
16 | struct globals *ptr_to_globals; | ||
17 | |||
18 | #ifdef __GLIBC__ | ||
19 | int *bb_errno; | ||
20 | #endif | ||
21 | |||
22 | |||
23 | #else | ||
24 | |||
25 | |||
26 | /* gcc -combine will see through and complain */ | ||
27 | /* Using alternative method which is more likely to break | ||
28 | * on weird architectures, compilers, linkers and so on */ | ||
29 | struct globals *const ptr_to_globals __attribute__ ((section (".data"))); | ||
30 | |||
31 | #ifdef __GLIBC__ | ||
32 | int *const bb_errno __attribute__ ((section (".data"))); | ||
33 | #endif | ||
34 | |||
35 | #endif |