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- /* Copyright (C) 1991 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <stddef.h>
- #include <errno.h>
- #include <unistd.h>
- #include <string.h>
- #include <confstr.h>
-
- /* If BUF is not NULL, fill in at most LEN characters of BUF
- with the value corresponding to NAME. Return the number
- of characters required to hold NAME's entire value. */
- size_t
- DEFUN(confstr, (name, buf, len),
- int name AND char *buf AND size_t len)
- {
- CONST char *string;
- size_t string_len;
-
- switch (name)
- {
- case _CS_PATH:
- {
- static CONST char cs_path[] = CS_PATH;
- string = cs_path;
- string_len = sizeof(cs_path);
- }
- break;
-
- default:
- errno = EINVAL;
- return 0;
- }
-
- if (buf != NULL)
- (void) strncpy(buf, string, len);
- return string_len;
- }
-