1
/* Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
2
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
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)
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.
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,
19
/* Tell glibc's <string.h> to provide a prototype for stpcpy().
20
This must come before <config.h> because <config.h> may include
21
<features.h>, and once <features.h> has been included, it's too late. */
23
# define _GNU_SOURCE 1
31
#if !HAVE_STRCHR && !defined _LIBC
37
#if defined _LIBC || defined HAVE_ARGZ_H
41
#include <sys/types.h>
46
/* On some strange systems still no definition of NULL is found. Sigh! */
48
# if defined __STDC__ && __STDC__
49
# define NULL ((void *) 0)
55
/* @@ end of prolog @@ */
58
/* Rename the non ANSI C functions. This is required by the standard
59
because some ANSI C functions will require linking with this object
60
file and the name space must not be polluted. */
62
# define stpcpy(dest, src) __stpcpy(dest, src)
66
static char *stpcpy PARAMS ((char *dest, const char *src));
70
/* Define function which are usually not available. */
72
#if !defined _LIBC && !defined HAVE___ARGZ_COUNT
73
/* Returns the number of strings in ARGZ. */
74
static size_t argz_count__ PARAMS ((const char *argz, size_t len));
77
argz_count__ (argz, len)
84
size_t part_len = strlen (argz);
92
# define __argz_count(argz, len) argz_count__ (argz, len)
93
#endif /* !_LIBC && !HAVE___ARGZ_COUNT */
95
#if !defined _LIBC && !defined HAVE___ARGZ_STRINGIFY
96
/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
97
except the last into the character SEP. */
98
static void argz_stringify__ PARAMS ((char *argz, size_t len, int sep));
101
argz_stringify__ (argz, len, sep)
108
size_t part_len = strlen (argz);
115
# undef __argz_stringify
116
# define __argz_stringify(argz, len, sep) argz_stringify__ (argz, len, sep)
117
#endif /* !_LIBC && !HAVE___ARGZ_STRINGIFY */
119
#if !defined _LIBC && !defined HAVE___ARGZ_NEXT
120
static char *argz_next__ PARAMS ((char *argz, size_t argz_len,
124
argz_next__ (argz, argz_len, entry)
131
if (entry < argz + argz_len)
132
entry = strchr (entry, '\0') + 1;
134
return entry >= argz + argz_len ? NULL : (char *) entry;
143
# define __argz_next(argz, len, entry) argz_next__ (argz, len, entry)
144
#endif /* !_LIBC && !HAVE___ARGZ_NEXT */
147
/* Return number of bits set in X. */
148
static int pop PARAMS ((int x));
154
/* We assume that no more than 16 bits are used. */
155
x = ((x & ~0x5555) >> 1) + (x & 0x5555);
156
x = ((x & ~0x3333) >> 2) + (x & 0x3333);
157
x = ((x >> 4) + x) & 0x0f0f;
158
x = ((x >> 8) + x) & 0xff;
164
struct loaded_l10nfile *
165
_nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
166
territory, codeset, normalized_codeset, modifier, special,
167
sponsor, revision, filename, do_allocate)
168
struct loaded_l10nfile **l10nfile_list;
172
const char *language;
173
const char *territory;
175
const char *normalized_codeset;
176
const char *modifier;
179
const char *revision;
180
const char *filename;
184
struct loaded_l10nfile *last = NULL;
185
struct loaded_l10nfile *retval;
190
/* Allocate room for the full file name. */
191
abs_filename = (char *) malloc (dirlist_len
193
+ ((mask & TERRITORY) != 0
194
? strlen (territory) + 1 : 0)
195
+ ((mask & XPG_CODESET) != 0
196
? strlen (codeset) + 1 : 0)
197
+ ((mask & XPG_NORM_CODESET) != 0
198
? strlen (normalized_codeset) + 1 : 0)
199
+ (((mask & XPG_MODIFIER) != 0
200
|| (mask & CEN_AUDIENCE) != 0)
201
? strlen (modifier) + 1 : 0)
202
+ ((mask & CEN_SPECIAL) != 0
203
? strlen (special) + 1 : 0)
204
+ (((mask & CEN_SPONSOR) != 0
205
|| (mask & CEN_REVISION) != 0)
206
? (1 + ((mask & CEN_SPONSOR) != 0
207
? strlen (sponsor) + 1 : 0)
208
+ ((mask & CEN_REVISION) != 0
209
? strlen (revision) + 1 : 0)) : 0)
210
+ 1 + strlen (filename) + 1);
212
if (abs_filename == NULL)
218
/* Construct file name. */
219
memcpy (abs_filename, dirlist, dirlist_len);
220
__argz_stringify (abs_filename, dirlist_len, PATH_SEPARATOR);
221
cp = abs_filename + (dirlist_len - 1);
223
cp = stpcpy (cp, language);
225
if ((mask & TERRITORY) != 0)
228
cp = stpcpy (cp, territory);
230
if ((mask & XPG_CODESET) != 0)
233
cp = stpcpy (cp, codeset);
235
if ((mask & XPG_NORM_CODESET) != 0)
238
cp = stpcpy (cp, normalized_codeset);
240
if ((mask & (XPG_MODIFIER | CEN_AUDIENCE)) != 0)
242
/* This component can be part of both syntaces but has different
243
leading characters. For CEN we use `+', else `@'. */
244
*cp++ = (mask & CEN_AUDIENCE) != 0 ? '+' : '@';
245
cp = stpcpy (cp, modifier);
247
if ((mask & CEN_SPECIAL) != 0)
250
cp = stpcpy (cp, special);
252
if ((mask & (CEN_SPONSOR | CEN_REVISION)) != 0)
255
if ((mask & CEN_SPONSOR) != 0)
256
cp = stpcpy (cp, sponsor);
257
if ((mask & CEN_REVISION) != 0)
260
cp = stpcpy (cp, revision);
265
stpcpy (cp, filename);
267
/* Look in list of already loaded domains whether it is already
270
for (retval = *l10nfile_list; retval != NULL; retval = retval->next)
271
if (retval->filename != NULL)
273
int compare = strcmp (retval->filename, abs_filename);
279
/* It's not in the list. */
287
if (retval != NULL || do_allocate == 0)
293
retval = (struct loaded_l10nfile *)
294
malloc (sizeof (*retval) + (__argz_count (dirlist, dirlist_len)
296
* sizeof (struct loaded_l10nfile *)));
300
retval->filename = abs_filename;
301
retval->decided = (__argz_count (dirlist, dirlist_len) != 1
302
|| ((mask & XPG_CODESET) != 0
303
&& (mask & XPG_NORM_CODESET) != 0));
308
retval->next = *l10nfile_list;
309
*l10nfile_list = retval;
313
retval->next = last->next;
318
/* If the DIRLIST is a real list the RETVAL entry corresponds not to
319
a real file. So we have to use the DIRLIST separation mechanism
320
of the inner loop. */
321
cnt = __argz_count (dirlist, dirlist_len) == 1 ? mask - 1 : mask;
322
for (; cnt >= 0; --cnt)
323
if ((cnt & ~mask) == 0
324
&& ((cnt & CEN_SPECIFIC) == 0 || (cnt & XPG_SPECIFIC) == 0)
325
&& ((cnt & XPG_CODESET) == 0 || (cnt & XPG_NORM_CODESET) == 0))
327
/* Iterate over all elements of the DIRLIST. */
330
while ((dir = __argz_next ((char *) dirlist, dirlist_len, dir))
332
retval->successor[entries++]
333
= _nl_make_l10nflist (l10nfile_list, dir, strlen (dir) + 1, cnt,
334
language, territory, codeset,
335
normalized_codeset, modifier, special,
336
sponsor, revision, filename, 1);
338
retval->successor[entries] = NULL;
343
/* Normalize codeset name. There is no standard for the codeset
344
names. Normalization allows the user to use any of the common
345
names. The return value is dynamically allocated and has to be
346
freed by the caller. */
348
_nl_normalize_codeset (codeset, name_len)
358
for (cnt = 0; cnt < name_len; ++cnt)
359
if (isalnum (codeset[cnt]))
363
if (isalpha (codeset[cnt]))
367
retval = (char *) malloc ((only_digit ? 3 : 0) + len + 1);
372
wp = stpcpy (retval, "iso");
376
for (cnt = 0; cnt < name_len; ++cnt)
377
if (isalpha (codeset[cnt]))
378
*wp++ = tolower (codeset[cnt]);
379
else if (isdigit (codeset[cnt]))
380
*wp++ = codeset[cnt];
385
return (const char *) retval;
389
/* @@ begin of epilog @@ */
391
/* We don't want libintl.a to depend on any other library. So we
392
avoid the non-standard function stpcpy. In GNU C Library this
393
function is available, though. Also allow the symbol HAVE_STPCPY
395
#if !_LIBC && !HAVE_STPCPY
401
while ((*dest++ = *src++) != '\0')