[thirdparty/glibc.git] / io / readlink.c

/* Copyright (C) 1991-2019 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>

/* Read the contents of the symbolic link PATH into no more than
   LEN bytes of BUF.  The contents are not null-terminated.
   Returns the number of characters read, or -1 for errors.  */
ssize_t
__readlink (const char *path, char *buf, size_t len)
{
  __set_errno (ENOSYS);
  return -1;
}
stub_warning (readlink)

weak_alias (__readlink, readlink)
Commit	Line	Data
04277e02	1	/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
478b92f0	2	This file is part of the GNU C Library.
28f540f4	3
478b92f0	4	The GNU C Library is free software; you can redistribute it and/or
41bdb6e2 AJ	5	modify it under the terms of the GNU Lesser General Public
	6	License as published by the Free Software Foundation; either
	7	version 2.1 of the License, or (at your option) any later version.
28f540f4	8
478b92f0 UD	9	The GNU C Library is distributed in the hope that it will be useful,
	10	but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
41bdb6e2	12	Lesser General Public License for more details.
28f540f4	13
41bdb6e2	14	You should have received a copy of the GNU Lesser General Public
59ba27a6 PE	15	License along with the GNU C Library; if not, see
59ba27a6 PE	16	<http://www.gnu.org/licenses/>. */
28f540f4	17
28f540f4 RM	18	#include <errno.h>
	19	#include <unistd.h>
	20
	21	/* Read the contents of the symbolic link PATH into no more than
	22	LEN bytes of BUF. The contents are not null-terminated.
	23	Returns the number of characters read, or -1 for errors. */
6d893bd9	24	ssize_t
9d46370c	25	__readlink (const char path, char buf, size_t len)
28f540f4	26	{
c4029823	27	__set_errno (ENOSYS);
28f540f4 RM	28	return -1;
	29	}
	30	stub_warning (readlink)
	31
	32	weak_alias (__readlink, readlink)