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Diffstat (limited to 'REORG.TODO/sysdeps/mach/hurd/getlogin_r.c')
-rw-r--r--REORG.TODO/sysdeps/mach/hurd/getlogin_r.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/mach/hurd/getlogin_r.c b/REORG.TODO/sysdeps/mach/hurd/getlogin_r.c
new file mode 100644
index 0000000000..e11e05b216
--- /dev/null
+++ b/REORG.TODO/sysdeps/mach/hurd/getlogin_r.c
@@ -0,0 +1,48 @@
+/* Reentrant function to return the current login name. Hurd version.
+ Copyright (C) 1996-2017 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 <errno.h>
+#include <unistd.h>
+#include <hurd.h>
+#include <string.h>
+
+/* Return at most NAME_LEN characters of the login name of the user in NAME.
+ If it cannot be determined or some other error occurred, return the error
+ code. Otherwise return 0. */
+int
+__getlogin_r (char *name, size_t name_len)
+{
+ string_t login;
+ error_t err;
+
+ if (err = __USEPORT (PROC, __proc_getlogin (port, login)))
+ return errno = err;
+
+ size_t len = __strnlen (login, sizeof login - 1) + 1;
+ if (len > name_len)
+ {
+ errno = ERANGE;
+ return errno;
+ }
+
+ memcpy (name, login, len);
+ return 0;
+}
+libc_hidden_def (__getlogin_r)
+weak_alias (__getlogin_r, getlogin_r)
+libc_hidden_weak (getlogin_r)