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authorFlorian Weimer <fweimer@redhat.com>2016-12-31 14:06:16 +0100
committerFlorian Weimer <fweimer@redhat.com>2016-12-31 18:52:32 +0100
commit5840c75c2d6a9b980d6789f2ca7d47a9fa067263 (patch)
tree3eb4c28827ba0901f9ae7396d841c396c393805e /support/xgetsockname.c
parentf47ae5186624e5bb3a2d2b25be742b90a1eee3cd (diff)
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resolv: Add beginnings of a libresolv test suite
Diffstat (limited to 'support/xgetsockname.c')
-rw-r--r--support/xgetsockname.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/support/xgetsockname.c b/support/xgetsockname.c
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+/* getsockname with error checking.
+ Copyright (C) 2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <support/xsocket.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <support/check.h>
+
+void
+xgetsockname (int fd, struct sockaddr *sa, socklen_t *plen)
+{
+ if (getsockname (fd, sa, plen) != 0)
+ FAIL_EXIT1 ("setsockopt (%d): %m", fd);
+}