[PATCH] Add xchdir to libsupport.

[Alexandra Hájková]

From: Alexandra Hájková <ahajkova@redhat.com>

---
Fix typo in a func name.

 support/xchdir.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 support/xchdir.c

diff --git a/support/xchdir.c b/support/xchdir.c
new file mode 100644
index 0000000000..2f10b1a22c
--- /dev/null
+++ b/support/xchdir.c
@@ -0,0 +1,27 @@
+/* chdir with error checking.
+   Copyright (C) 2020 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
+   <https://www.gnu.org/licenses/>.  */
+
+#include <support/check.h>
+#include <unistd.h>
+
+void
+xchdir(const char *path)
+{
+    if (chdir(path) != 0)
+         FAIL_EXIT1 ("chdir (\"%s\"): %m", path);
+}
-- 
2.26.2