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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/* Copyright (C) 1991 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <ansidecl.h>
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#include <stddef.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include <confstr.h>
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/* If BUF is not NULL, fill in at most LEN characters of BUF
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with the value corresponding to NAME. Return the number
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of characters required to hold NAME's entire value. */
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size_t
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DEFUN(confstr, (name, buf, len),
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int name AND char *buf AND size_t len)
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{
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CONST char *string;
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size_t string_len;
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switch (name)
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{
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case _CS_PATH:
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{
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static CONST char cs_path[] = CS_PATH;
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string = cs_path;
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string_len = sizeof(cs_path);
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}
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break;
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default:
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errno = EINVAL;
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return 0;
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}
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if (buf != NULL)
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(void) strncpy(buf, string, len);
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return string_len;
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}
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