Messages in this thread | | | Date | Fri, 24 Oct 2008 11:25:29 -0700 | From | Jeremy Fitzhardinge <> | Subject | Re: [PATCH,RFC] ext3: Add support for non-native signed/unsigned htree hash algorithms |
| |
Andreas Dilger wrote: > >> Hmm..... is it considered safe to depend on the userspace limits.h >> header file? I guess if we trust that header file to be correct we >> could check the value of CHAR_MIN and/or CHAR_MAX as defined by >> limits.h. >> > > That would likely fail on cross-compiled environments, right? >
/usr/include/limits.h uses #include_next to pick up gcc's private limits.h, so it should be safe to use in a kernel cross-build environment. (Picking up the compiler's limits.h directly would be better.)
J
| |