Add error handling for open(), posix_memalign() and malloc().
Reuse code for read_* and write_* functions.
Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
We end up needing _GNU_SOURCE in a bunch of places-- to get direct i/o,
pipe2, and some other Linux-specific interfaces.
Signed-off-by: Colin McCabe <colin.mccabe@dreamhost.com>
No need for a separate qa/src/ dir; just put them where we want them. We
need to ignore non-executable files when doing the bulk runs anyway.
Signed-off-by: Sage Weil <sage@newdream.net>
