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author | Mike Frysinger | 2013-03-12 11:13:22 -0400 |
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committer | Mike Frysinger | 2013-03-12 11:13:22 -0400 |
commit | 445e7543e80d629173d96a77fbfe228fe795cb88 (patch) | |
tree | 8cff682c57f9767dd77bcca26f48a750be99bb2a /include | |
parent | bca5c556c43ced7b368fdd90a24e4aecf40045ac (diff) | |
download | busybox-445e7543e80d629173d96a77fbfe228fe795cb88.zip busybox-445e7543e80d629173d96a77fbfe228fe795cb88.tar.gz |
platform: use KERNEL_VERSION to simplify uClibc version checking
This makes reading the logic (as well as adding new code) a lot simpler,
and fixes one or two cases that were broken due to incorrect sub-version
tests.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/platform.h | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/include/platform.h b/include/platform.h index f4deb30..917d87d 100644 --- a/include/platform.h +++ b/include/platform.h @@ -263,6 +263,12 @@ typedef unsigned smalluint; #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) +#ifdef __UCLIBC__ +# define UCLIBC_VERSION KERNEL_VERSION(__UCLIBC_MAJOR__, __UCLIBC_MINOR__, __UCLIBC_SUBLEVEL__) +#else +# define UCLIBC_VERSION 0 +#endif + /* ---- Miscellaneous --------------------------------------- */ @@ -305,8 +311,9 @@ typedef unsigned smalluint; * for a mmu-less system. */ #if ENABLE_NOMMU || \ - (defined __UCLIBC__ && __UCLIBC_MAJOR__ >= 0 && __UCLIBC_MINOR__ >= 9 && \ - __UCLIBC_SUBLEVEL__ > 28 && !defined __ARCH_USE_MMU__) + (defined __UCLIBC__ && \ + UCLIBC_VERSION > KERNEL_VERSION(0, 9, 28) && \ + !defined __ARCH_USE_MMU__) # define BB_MMU 0 # define USE_FOR_NOMMU(...) __VA_ARGS__ # define USE_FOR_MMU(...) @@ -373,13 +380,8 @@ typedef unsigned smalluint; #define HAVE_NET_ETHERNET_H 1 #define HAVE_SYS_STATFS_H 1 -#if defined(__UCLIBC_MAJOR__) -# if __UCLIBC_MAJOR__ == 0 \ - && ( __UCLIBC_MINOR__ < 9 \ - || (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ < 32) \ - ) -# undef HAVE_STRVERSCMP -# endif +#if defined(__UCLIBC__) && UCLIBC_VERSION < KERNEL_VERSION(0, 9, 32) +# undef HAVE_STRVERSCMP #endif #if defined(__dietlibc__) |