1/*	$NetBSD: os2compat.c,v 1.1.1.1 2016/01/10 21:36:18 christos Exp $	*/
2
3/* OS/2 compatibility functions.
4   Copyright (C) 2001-2002 Free Software Foundation, Inc.
5
6   This program is free software; you can redistribute it and/or modify it
7   under the terms of the GNU Library General Public License as published
8   by the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   Library General Public License for more details.
15
16   You should have received a copy of the GNU Library General Public
17   License along with this program; if not, write to the Free Software
18   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19   USA.  */
20
21#define OS2_AWARE
22#ifdef HAVE_CONFIG_H
23#include <config.h>
24#endif
25
26#include <stdlib.h>
27#include <string.h>
28
29/* A version of getenv() that works from DLLs */
30extern unsigned long DosScanEnv (const unsigned char *pszName, unsigned char **ppszValue);
31
32char *
33_nl_getenv (const char *name)
34{
35  unsigned char *value;
36  if (DosScanEnv (name, &value))
37    return NULL;
38  else
39    return value;
40}
41
42char _nl_default_dirname[] =	/* a 260+1 bytes large buffer */
43  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
44  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
45  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
46  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
47  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
48  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
49  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
50  "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
51  "\0\0\0\0"
52#define LOCALEDIR_MAX 260
53
54char *_os2_libdir = NULL;
55char *_os2_localealiaspath = NULL;
56char *_os2_localedir = NULL;
57
58static __attribute__((constructor)) void
59os2_initialize ()
60{
61  char *root = getenv ("UNIXROOT");
62  char *gnulocaledir = getenv ("GNULOCALEDIR");
63
64  _os2_libdir = gnulocaledir;
65  if (!_os2_libdir)
66    {
67      if (root)
68        {
69          size_t sl = strlen (root);
70          _os2_libdir = (char *) malloc (sl + strlen (LIBDIR) + 1);
71          memcpy (_os2_libdir, root, sl);
72          memcpy (_os2_libdir + sl, LIBDIR, strlen (LIBDIR) + 1);
73        }
74      else
75        _os2_libdir = LIBDIR;
76    }
77
78  _os2_localealiaspath = gnulocaledir;
79  if (!_os2_localealiaspath)
80    {
81      if (root)
82        {
83          size_t sl = strlen (root);
84          _os2_localealiaspath = (char *) malloc (sl + strlen (LOCALE_ALIAS_PATH) + 1);
85          memcpy (_os2_localealiaspath, root, sl);
86          memcpy (_os2_localealiaspath + sl, LOCALE_ALIAS_PATH, strlen (LOCALE_ALIAS_PATH) + 1);
87        }
88     else
89        _os2_localealiaspath = LOCALE_ALIAS_PATH;
90    }
91
92  _os2_localedir = gnulocaledir;
93  if (!_os2_localedir)
94    {
95      if (root)
96        {
97          size_t sl = strlen (root);
98          _os2_localedir = (char *) malloc (sl + strlen (LOCALEDIR) + 1);
99          memcpy (_os2_localedir, root, sl);
100          memcpy (_os2_localedir + sl, LOCALEDIR, strlen (LOCALEDIR) + 1);
101        }
102      else
103        _os2_localedir = LOCALEDIR;
104    }
105
106  {
107    extern const char _nl_default_dirname__[];
108    if (strlen (_os2_localedir) <= LOCALEDIR_MAX)
109      strcpy (_nl_default_dirname__, _os2_localedir);
110  }
111}
112