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1 /* OS/2 compatibility functions.
2    Copyright (C) 2001-2002 Free Software Foundation, Inc.
3 
4    This program is free software; you can redistribute it and/or modify it
5    under the terms of the GNU Library General Public License as published
6    by the Free Software Foundation; either version 2, or (at your option)
7    any later version.
8 
9    This program 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
12    Library General Public License for more details.
13 
14    You should have received a copy of the GNU Library General Public
15    License along with this program; if not, write to the Free Software
16    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17    USA.  */
18 
19 #define OS2_AWARE
20 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23 
24 #include <stdlib.h>
25 #include <string.h>
26 #include <sys/param.h>
27 
28 /* A version of getenv() that works from DLLs */
29 extern unsigned long DosScanEnv (const unsigned char *pszName, unsigned char **ppszValue);
30 
31 char *
_nl_getenv(const char * name)32 _nl_getenv (const char *name)
33 {
34   unsigned char *value;
35   if (DosScanEnv (name, &value))
36     return NULL;
37   else
38     return value;
39 }
40 
41 /* A fixed size buffer.  */
42 char libintl_nl_default_dirname[MAXPATHLEN+1];
43 
44 char *_nlos2_libdir = NULL;
45 char *_nlos2_localealiaspath = NULL;
46 char *_nlos2_localedir = NULL;
47 
48 static __attribute__((constructor)) void
nlos2_initialize()49 nlos2_initialize ()
50 {
51   char *root = getenv ("UNIXROOT");
52   char *gnulocaledir = getenv ("GNULOCALEDIR");
53 
54   _nlos2_libdir = gnulocaledir;
55   if (!_nlos2_libdir)
56     {
57       if (root)
58         {
59           size_t sl = strlen (root);
60           _nlos2_libdir = (char *) malloc (sl + strlen (LIBDIR) + 1);
61           memcpy (_nlos2_libdir, root, sl);
62           memcpy (_nlos2_libdir + sl, LIBDIR, strlen (LIBDIR) + 1);
63         }
64       else
65         _nlos2_libdir = LIBDIR;
66     }
67 
68   _nlos2_localealiaspath = gnulocaledir;
69   if (!_nlos2_localealiaspath)
70     {
71       if (root)
72         {
73           size_t sl = strlen (root);
74           _nlos2_localealiaspath = (char *) malloc (sl + strlen (LOCALE_ALIAS_PATH) + 1);
75           memcpy (_nlos2_localealiaspath, root, sl);
76           memcpy (_nlos2_localealiaspath + sl, LOCALE_ALIAS_PATH, strlen (LOCALE_ALIAS_PATH) + 1);
77         }
78      else
79         _nlos2_localealiaspath = LOCALE_ALIAS_PATH;
80     }
81 
82   _nlos2_localedir = gnulocaledir;
83   if (!_nlos2_localedir)
84     {
85       if (root)
86         {
87           size_t sl = strlen (root);
88           _nlos2_localedir = (char *) malloc (sl + strlen (LOCALEDIR) + 1);
89           memcpy (_nlos2_localedir, root, sl);
90           memcpy (_nlos2_localedir + sl, LOCALEDIR, strlen (LOCALEDIR) + 1);
91         }
92       else
93         _nlos2_localedir = LOCALEDIR;
94     }
95 
96   if (strlen (_nlos2_localedir) <= MAXPATHLEN)
97     strcpy (libintl_nl_default_dirname, _nlos2_localedir);
98 }
99