Fix: ACICINGA_CHECK_USER doesn't work on OS X or when using NIS.

diff --git a/m4/ax_icinga_user_group.m4 b/m4/ax_icinga_user_group.m4
index b6672ea6b494512aa53e2c65304507112bdd78e5..71998689e00c7680d3481292c411c1febd66d5d4 100644 (file)
--- a/m4/ax_icinga_user_group.m4
+++ b/m4/ax_icinga_user_group.m4
@@ -21,7 +21,7 @@ AC_DEFUN([ACICINGA_CHECK_USER],[
   x=$1
   y=$2
   AC_MSG_CHECKING([if $y user $x exists])
-  AS_IF([ $GREP -q "^$x:" /etc/passwd ],
+  AS_IF([ id -u $x ],
     [ AC_MSG_RESULT([found]) ],
     [ AC_MSG_ERROR([not found]) ])
 ])