util: loop_write - accept 0-length message
authorTom Gundersen <teg@jklm.no>
Fri, 15 May 2015 23:07:45 +0000 (01:07 +0200)
committerTom Gundersen <teg@jklm.no>
Fri, 15 May 2015 23:14:48 +0000 (01:14 +0200)
commit8c7e28a191709f90736054e6f7844cf35b4ab93d
treea4617e8503561266fb72b6bfdc69284f3cba03e2
parent43d60b77a83b3185e37c65c4f2649d24c227c7f0
util: loop_write - accept 0-length message

write() can send empty messages, so make sure loop_write() can do the same.
src/shared/util.c