fix signalfd not to ignore flags
authorRich Felker <dalias@aerifal.cx>
Mon, 8 Apr 2013 03:19:00 +0000 (23:19 -0400)
committerRich Felker <dalias@aerifal.cx>
Mon, 8 Apr 2013 03:19:00 +0000 (23:19 -0400)
commitbcd9302508e5b89cfdcf2a2acebdf05d88d7479e
treebbcb967c155de26caecd81153f1518e29fd6f9a6
parentcc11b422864f0eba97f8bc170e2c8275397bdf41
fix signalfd not to ignore flags

also include fallback code for broken kernels that don't support the
flags. as usual, the fallback has a race condition that can leak file
descriptors.
src/linux/signalfd.c