make passwd/group functions safe against cancellation in stdio
authorRich Felker <dalias@aerifal.cx>
Thu, 2 Feb 2012 04:51:19 +0000 (23:51 -0500)
committerRich Felker <dalias@aerifal.cx>
Thu, 2 Feb 2012 04:51:19 +0000 (23:51 -0500)
commit4948a24df21c1e80bedc1f302547c9cb26e4dbfe
tree851caa5682e2dfdf753177c0e36f25f3e25f2c44
parent147f355cb698fc90a07e48048275831de73d0fc4
make passwd/group functions safe against cancellation in stdio

these changes are a prerequisite to making stdio cancellable.
src/passwd/getgr_r.c
src/passwd/getgrent_a.c
src/passwd/getpw_r.c
src/passwd/getpwent_a.c