/* getusershell.c -- Return names of valid user shells.
- Copyright (C) 1991, 1997, 2000, 2001, 2003, 2004 Free Software
- Foundation, Inc.
+ Copyright (C) 1991, 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008 Free
+ Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
+ This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by David MacKenzie <djm@gnu.ai.mit.edu> */
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
+
+/* Specification. */
+#include <unistd.h>
#ifndef SHELLS_FILE
# ifndef __DJGPP__
# endif
#endif
-#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
+#include "stdio--.h"
#include "xalloc.h"
#if USE_UNLOCKED_IO
# include "unlocked-io.h"
#endif
-#if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
-# define IN_CTYPE_DOMAIN(c) 1
-#else
-# define IN_CTYPE_DOMAIN(c) isascii(c)
-#endif
-
-#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
-
static size_t readname (char **, size_t *, FILE *);
#if ! defined ADDITIONAL_DEFAULT_SHELLS && defined __MSDOS__
size_t name_index = 0;
/* Skip blank space. */
- while ((c = getc (stream)) != EOF && ISSPACE (c))
+ while ((c = getc (stream)) != EOF && isspace (c))
/* Do nothing. */ ;
for (;;)
{
if (*size <= name_index)
*name = x2nrealloc (*name, size, sizeof **name);
- if (c == EOF || ISSPACE (c))
+ if (c == EOF || isspace (c))
break;
(*name)[name_index++] = c;
c = getc (stream);