Made File::release() return the released file descriptor.
authorSoren Lassen <soren@fb.com>
Tue, 3 Dec 2013 18:40:05 +0000 (10:40 -0800)
committerJordan DeLong <jdelong@fb.com>
Fri, 20 Dec 2013 21:03:58 +0000 (13:03 -0800)
commitcb394cb5128a84d55c52e6ad8c6f8a5a0db00e32
tree9d2fac946e35f0ec95d35c08fae8aa8676b17bec
parentfd3c895f771ba28e43eb2de7460942c2927d0679
Made File::release() return the released file descriptor.

Summary: It's convenient to get back the fd, similar to unique_ptr::release().

Test Plan: unittest

Reviewed By: tudorb@fb.com

FB internal diff: D1080426
folly/File.cpp
folly/File.h
folly/test/FileTest.cpp