mgetgroups: add xgetgroups, and avoid ENOSYS failures

[gnulib.git] / ChangeLog

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@@ -1,5 +1,12 @@
 2009-12-04  Eric Blake  <ebb9@byu.net>
 
+       mgetgroups: add xgetgroups, and avoid ENOSYS failures
+       * lib/mgetgroups.h (xgetgroups): New prototype.
+       * lib/mgetgroups.c (xgetgroups): New wrapper.
+       (mgetgroups): Handle ENOSYS.
+       * modules/mgetgroups (Depends-on): Add realloc.
+       Reported by Scott Harrison <scott.gnu.2009@scottrix.co.uk>.
+
        mgetgroups: avoid argument promotion issues with -1
        * lib/mgetgroups.c (mgetgroups): A cast is required when checking
        for invalid gid_t.