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author | Wolfgang Denk <wd@denx.de> | 2010-06-12 02:19:46 +0400 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-09-19 21:29:47 +0400 |
commit | 65cd3fa81ff48cd44bcb3d9baf646dade15b9131 (patch) | |
tree | 93b87979aa8ca6b200923a1f18eabc4381e313d8 | |
parent | a2a649d73cc24c306b66cd53d939d1776e6f4e41 (diff) | |
download | u-boot-65cd3fa81ff48cd44bcb3d9baf646dade15b9131.tar.xz |
Add basic errno support.
Needed for hash table support; probably useful in a lot of other
places as well.
Signed-off-by: Wolfgang Denk <wd@denx.de>
-rw-r--r-- | include/errno.h | 9 | ||||
-rw-r--r-- | lib/Makefile | 1 | ||||
-rw-r--r-- | lib/errno.c | 1 |
3 files changed, 11 insertions, 0 deletions
diff --git a/include/errno.h b/include/errno.h new file mode 100644 index 0000000000..e24a33b386 --- /dev/null +++ b/include/errno.h @@ -0,0 +1,9 @@ +#ifndef _ERRNO_H + +#include <asm-generic/errno.h> + +extern int errno; + +#define __set_errno(val) do { errno = val; } while (0) + +#endif /* _ERRNO_H */ diff --git a/lib/Makefile b/lib/Makefile index c45f07ca12..c26536d0b3 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -37,6 +37,7 @@ COBJS-y += crc32.o COBJS-y += ctype.o COBJS-y += display_options.o COBJS-y += div64.o +COBJS-y += errno.o COBJS-$(CONFIG_GZIP) += gunzip.o COBJS-$(CONFIG_LMB) += lmb.o COBJS-y += ldiv.o diff --git a/lib/errno.c b/lib/errno.c new file mode 100644 index 0000000000..8330a8fd14 --- /dev/null +++ b/lib/errno.c @@ -0,0 +1 @@ +int errno = 0; |