1 /* Load needed message catalogs.
2    Copyright (C) 1995-1999, 2000-2003 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
17    USA.  */
18 
19 /* Tell glibc's <string.h> to provide a prototype for mempcpy().
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.  */
22 #ifndef _GNU_SOURCE
23 # define _GNU_SOURCE    1
24 #endif
25 
26 #ifdef HAVE_CONFIG_H
27 # include <config.h>
28 #endif
29 
30 #include <ctype.h>
31 #include <errno.h>
32 #include <fcntl.h>
33 #include <sys/types.h>
34 #include <sys/stat.h>
35 
36 #ifdef __GNUC__
37 # undef  alloca
38 # define alloca __builtin_alloca
39 # define HAVE_ALLOCA 1
40 #else
41 # ifdef _MSC_VER
42 #  include <malloc.h>
43 #  define alloca _alloca
44 # else
45 #  if defined HAVE_ALLOCA_H || defined _LIBC
46 #   include <alloca.h>
47 #  else
48 #   ifdef _AIX
49  #pragma alloca
50 #   else
51 #    ifndef alloca
52 char *alloca ();
53 #    endif
54 #   endif
55 #  endif
56 # endif
57 #endif
58 
59 #include <stdlib.h>
60 #include <string.h>
61 
62 #if defined HAVE_UNISTD_H || defined _LIBC
63 # include <unistd.h>
64 #endif
65 
66 #ifdef _LIBC
67 # include <langinfo.h>
68 # include <locale.h>
69 #endif
70 
71 #if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \
72     || (defined _LIBC && defined _POSIX_MAPPED_FILES)
73 # include <sys/mman.h>
74 # undef HAVE_MMAP
75 # define HAVE_MMAP  1
76 #else
77 # undef HAVE_MMAP
78 #endif
79 
80 #if defined HAVE_STDINT_H_WITH_UINTMAX || defined _LIBC
81 # include <stdint.h>
82 #endif
83 #if defined HAVE_INTTYPES_H || defined _LIBC
84 # include <inttypes.h>
85 #endif
86 
87 #include "gmo.h"
88 #include "gettextP.h"
89 #include "hash-string.h"
90 #include "plural-exp.h"
91 
92 #ifdef _LIBC
93 # include "../locale/localeinfo.h"
94 #endif
95 
96 /* Provide fallback values for macros that ought to be defined in <inttypes.h>.
97    Note that our fallback values need not be literal strings, because we don't
98    use them with preprocessor string concatenation.  */
99 #if !defined PRId8 || PRI_MACROS_BROKEN
100 # undef PRId8
101 # define PRId8 "d"
102 #endif
103 #if !defined PRIi8 || PRI_MACROS_BROKEN
104 # undef PRIi8
105 # define PRIi8 "i"
106 #endif
107 #if !defined PRIo8 || PRI_MACROS_BROKEN
108 # undef PRIo8
109 # define PRIo8 "o"
110 #endif
111 #if !defined PRIu8 || PRI_MACROS_BROKEN
112 # undef PRIu8
113 # define PRIu8 "u"
114 #endif
115 #if !defined PRIx8 || PRI_MACROS_BROKEN
116 # undef PRIx8
117 # define PRIx8 "x"
118 #endif
119 #if !defined PRIX8 || PRI_MACROS_BROKEN
120 # undef PRIX8
121 # define PRIX8 "X"
122 #endif
123 #if !defined PRId16 || PRI_MACROS_BROKEN
124 # undef PRId16
125 # define PRId16 "d"
126 #endif
127 #if !defined PRIi16 || PRI_MACROS_BROKEN
128 # undef PRIi16
129 # define PRIi16 "i"
130 #endif
131 #if !defined PRIo16 || PRI_MACROS_BROKEN
132 # undef PRIo16
133 # define PRIo16 "o"
134 #endif
135 #if !defined PRIu16 || PRI_MACROS_BROKEN
136 # undef PRIu16
137 # define PRIu16 "u"
138 #endif
139 #if !defined PRIx16 || PRI_MACROS_BROKEN
140 # undef PRIx16
141 # define PRIx16 "x"
142 #endif
143 #if !defined PRIX16 || PRI_MACROS_BROKEN
144 # undef PRIX16
145 # define PRIX16 "X"
146 #endif
147 #if !defined PRId32 || PRI_MACROS_BROKEN
148 # undef PRId32
149 # define PRId32 "d"
150 #endif
151 #if !defined PRIi32 || PRI_MACROS_BROKEN
152 # undef PRIi32
153 # define PRIi32 "i"
154 #endif
155 #if !defined PRIo32 || PRI_MACROS_BROKEN
156 # undef PRIo32
157 # define PRIo32 "o"
158 #endif
159 #if !defined PRIu32 || PRI_MACROS_BROKEN
160 # undef PRIu32
161 # define PRIu32 "u"
162 #endif
163 #if !defined PRIx32 || PRI_MACROS_BROKEN
164 # undef PRIx32
165 # define PRIx32 "x"
166 #endif
167 #if !defined PRIX32 || PRI_MACROS_BROKEN
168 # undef PRIX32
169 # define PRIX32 "X"
170 #endif
171 #if !defined PRId64 || PRI_MACROS_BROKEN
172 # undef PRId64
173 # define PRId64 (sizeof (long) == 8 ? "ld" : "lld")
174 #endif
175 #if !defined PRIi64 || PRI_MACROS_BROKEN
176 # undef PRIi64
177 # define PRIi64 (sizeof (long) == 8 ? "li" : "lli")
178 #endif
179 #if !defined PRIo64 || PRI_MACROS_BROKEN
180 # undef PRIo64
181 # define PRIo64 (sizeof (long) == 8 ? "lo" : "llo")
182 #endif
183 #if !defined PRIu64 || PRI_MACROS_BROKEN
184 # undef PRIu64
185 # define PRIu64 (sizeof (long) == 8 ? "lu" : "llu")
186 #endif
187 #if !defined PRIx64 || PRI_MACROS_BROKEN
188 # undef PRIx64
189 # define PRIx64 (sizeof (long) == 8 ? "lx" : "llx")
190 #endif
191 #if !defined PRIX64 || PRI_MACROS_BROKEN
192 # undef PRIX64
193 # define PRIX64 (sizeof (long) == 8 ? "lX" : "llX")
194 #endif
195 #if !defined PRIdLEAST8 || PRI_MACROS_BROKEN
196 # undef PRIdLEAST8
197 # define PRIdLEAST8 "d"
198 #endif
199 #if !defined PRIiLEAST8 || PRI_MACROS_BROKEN
200 # undef PRIiLEAST8
201 # define PRIiLEAST8 "i"
202 #endif
203 #if !defined PRIoLEAST8 || PRI_MACROS_BROKEN
204 # undef PRIoLEAST8
205 # define PRIoLEAST8 "o"
206 #endif
207 #if !defined PRIuLEAST8 || PRI_MACROS_BROKEN
208 # undef PRIuLEAST8
209 # define PRIuLEAST8 "u"
210 #endif
211 #if !defined PRIxLEAST8 || PRI_MACROS_BROKEN
212 # undef PRIxLEAST8
213 # define PRIxLEAST8 "x"
214 #endif
215 #if !defined PRIXLEAST8 || PRI_MACROS_BROKEN
216 # undef PRIXLEAST8
217 # define PRIXLEAST8 "X"
218 #endif
219 #if !defined PRIdLEAST16 || PRI_MACROS_BROKEN
220 # undef PRIdLEAST16
221 # define PRIdLEAST16 "d"
222 #endif
223 #if !defined PRIiLEAST16 || PRI_MACROS_BROKEN
224 # undef PRIiLEAST16
225 # define PRIiLEAST16 "i"
226 #endif
227 #if !defined PRIoLEAST16 || PRI_MACROS_BROKEN
228 # undef PRIoLEAST16
229 # define PRIoLEAST16 "o"
230 #endif
231 #if !defined PRIuLEAST16 || PRI_MACROS_BROKEN
232 # undef PRIuLEAST16
233 # define PRIuLEAST16 "u"
234 #endif
235 #if !defined PRIxLEAST16 || PRI_MACROS_BROKEN
236 # undef PRIxLEAST16
237 # define PRIxLEAST16 "x"
238 #endif
239 #if !defined PRIXLEAST16 || PRI_MACROS_BROKEN
240 # undef PRIXLEAST16
241 # define PRIXLEAST16 "X"
242 #endif
243 #if !defined PRIdLEAST32 || PRI_MACROS_BROKEN
244 # undef PRIdLEAST32
245 # define PRIdLEAST32 "d"
246 #endif
247 #if !defined PRIiLEAST32 || PRI_MACROS_BROKEN
248 # undef PRIiLEAST32
249 # define PRIiLEAST32 "i"
250 #endif
251 #if !defined PRIoLEAST32 || PRI_MACROS_BROKEN
252 # undef PRIoLEAST32
253 # define PRIoLEAST32 "o"
254 #endif
255 #if !defined PRIuLEAST32 || PRI_MACROS_BROKEN
256 # undef PRIuLEAST32
257 # define PRIuLEAST32 "u"
258 #endif
259 #if !defined PRIxLEAST32 || PRI_MACROS_BROKEN
260 # undef PRIxLEAST32
261 # define PRIxLEAST32 "x"
262 #endif
263 #if !defined PRIXLEAST32 || PRI_MACROS_BROKEN
264 # undef PRIXLEAST32
265 # define PRIXLEAST32 "X"
266 #endif
267 #if !defined PRIdLEAST64 || PRI_MACROS_BROKEN
268 # undef PRIdLEAST64
269 # define PRIdLEAST64 PRId64
270 #endif
271 #if !defined PRIiLEAST64 || PRI_MACROS_BROKEN
272 # undef PRIiLEAST64
273 # define PRIiLEAST64 PRIi64
274 #endif
275 #if !defined PRIoLEAST64 || PRI_MACROS_BROKEN
276 # undef PRIoLEAST64
277 # define PRIoLEAST64 PRIo64
278 #endif
279 #if !defined PRIuLEAST64 || PRI_MACROS_BROKEN
280 # undef PRIuLEAST64
281 # define PRIuLEAST64 PRIu64
282 #endif
283 #if !defined PRIxLEAST64 || PRI_MACROS_BROKEN
284 # undef PRIxLEAST64
285 # define PRIxLEAST64 PRIx64
286 #endif
287 #if !defined PRIXLEAST64 || PRI_MACROS_BROKEN
288 # undef PRIXLEAST64
289 # define PRIXLEAST64 PRIX64
290 #endif
291 #if !defined PRIdFAST8 || PRI_MACROS_BROKEN
292 # undef PRIdFAST8
293 # define PRIdFAST8 "d"
294 #endif
295 #if !defined PRIiFAST8 || PRI_MACROS_BROKEN
296 # undef PRIiFAST8
297 # define PRIiFAST8 "i"
298 #endif
299 #if !defined PRIoFAST8 || PRI_MACROS_BROKEN
300 # undef PRIoFAST8
301 # define PRIoFAST8 "o"
302 #endif
303 #if !defined PRIuFAST8 || PRI_MACROS_BROKEN
304 # undef PRIuFAST8
305 # define PRIuFAST8 "u"
306 #endif
307 #if !defined PRIxFAST8 || PRI_MACROS_BROKEN
308 # undef PRIxFAST8
309 # define PRIxFAST8 "x"
310 #endif
311 #if !defined PRIXFAST8 || PRI_MACROS_BROKEN
312 # undef PRIXFAST8
313 # define PRIXFAST8 "X"
314 #endif
315 #if !defined PRIdFAST16 || PRI_MACROS_BROKEN
316 # undef PRIdFAST16
317 # define PRIdFAST16 "d"
318 #endif
319 #if !defined PRIiFAST16 || PRI_MACROS_BROKEN
320 # undef PRIiFAST16
321 # define PRIiFAST16 "i"
322 #endif
323 #if !defined PRIoFAST16 || PRI_MACROS_BROKEN
324 # undef PRIoFAST16
325 # define PRIoFAST16 "o"
326 #endif
327 #if !defined PRIuFAST16 || PRI_MACROS_BROKEN
328 # undef PRIuFAST16
329 # define PRIuFAST16 "u"
330 #endif
331 #if !defined PRIxFAST16 || PRI_MACROS_BROKEN
332 # undef PRIxFAST16
333 # define PRIxFAST16 "x"
334 #endif
335 #if !defined PRIXFAST16 || PRI_MACROS_BROKEN
336 # undef PRIXFAST16
337 # define PRIXFAST16 "X"
338 #endif
339 #if !defined PRIdFAST32 || PRI_MACROS_BROKEN
340 # undef PRIdFAST32
341 # define PRIdFAST32 "d"
342 #endif
343 #if !defined PRIiFAST32 || PRI_MACROS_BROKEN
344 # undef PRIiFAST32
345 # define PRIiFAST32 "i"
346 #endif
347 #if !defined PRIoFAST32 || PRI_MACROS_BROKEN
348 # undef PRIoFAST32
349 # define PRIoFAST32 "o"
350 #endif
351 #if !defined PRIuFAST32 || PRI_MACROS_BROKEN
352 # undef PRIuFAST32
353 # define PRIuFAST32 "u"
354 #endif
355 #if !defined PRIxFAST32 || PRI_MACROS_BROKEN
356 # undef PRIxFAST32
357 # define PRIxFAST32 "x"
358 #endif
359 #if !defined PRIXFAST32 || PRI_MACROS_BROKEN
360 # undef PRIXFAST32
361 # define PRIXFAST32 "X"
362 #endif
363 #if !defined PRIdFAST64 || PRI_MACROS_BROKEN
364 # undef PRIdFAST64
365 # define PRIdFAST64 PRId64
366 #endif
367 #if !defined PRIiFAST64 || PRI_MACROS_BROKEN
368 # undef PRIiFAST64
369 # define PRIiFAST64 PRIi64
370 #endif
371 #if !defined PRIoFAST64 || PRI_MACROS_BROKEN
372 # undef PRIoFAST64
373 # define PRIoFAST64 PRIo64
374 #endif
375 #if !defined PRIuFAST64 || PRI_MACROS_BROKEN
376 # undef PRIuFAST64
377 # define PRIuFAST64 PRIu64
378 #endif
379 #if !defined PRIxFAST64 || PRI_MACROS_BROKEN
380 # undef PRIxFAST64
381 # define PRIxFAST64 PRIx64
382 #endif
383 #if !defined PRIXFAST64 || PRI_MACROS_BROKEN
384 # undef PRIXFAST64
385 # define PRIXFAST64 PRIX64
386 #endif
387 #if !defined PRIdMAX || PRI_MACROS_BROKEN
388 # undef PRIdMAX
389 # define PRIdMAX (sizeof (uintmax_t) == sizeof (long) ? "ld" : "lld")
390 #endif
391 #if !defined PRIiMAX || PRI_MACROS_BROKEN
392 # undef PRIiMAX
393 # define PRIiMAX (sizeof (uintmax_t) == sizeof (long) ? "li" : "lli")
394 #endif
395 #if !defined PRIoMAX || PRI_MACROS_BROKEN
396 # undef PRIoMAX
397 # define PRIoMAX (sizeof (uintmax_t) == sizeof (long) ? "lo" : "llo")
398 #endif
399 #if !defined PRIuMAX || PRI_MACROS_BROKEN
400 # undef PRIuMAX
401 # define PRIuMAX (sizeof (uintmax_t) == sizeof (long) ? "lu" : "llu")
402 #endif
403 #if !defined PRIxMAX || PRI_MACROS_BROKEN
404 # undef PRIxMAX
405 # define PRIxMAX (sizeof (uintmax_t) == sizeof (long) ? "lx" : "llx")
406 #endif
407 #if !defined PRIXMAX || PRI_MACROS_BROKEN
408 # undef PRIXMAX
409 # define PRIXMAX (sizeof (uintmax_t) == sizeof (long) ? "lX" : "llX")
410 #endif
411 #if !defined PRIdPTR || PRI_MACROS_BROKEN
412 # undef PRIdPTR
413 # define PRIdPTR \
414   (sizeof (void *) == sizeof (long) ? "ld" : \
415    sizeof (void *) == sizeof (int) ? "d" : \
416    "lld")
417 #endif
418 #if !defined PRIiPTR || PRI_MACROS_BROKEN
419 # undef PRIiPTR
420 # define PRIiPTR \
421   (sizeof (void *) == sizeof (long) ? "li" : \
422    sizeof (void *) == sizeof (int) ? "i" : \
423    "lli")
424 #endif
425 #if !defined PRIoPTR || PRI_MACROS_BROKEN
426 # undef PRIoPTR
427 # define PRIoPTR \
428   (sizeof (void *) == sizeof (long) ? "lo" : \
429    sizeof (void *) == sizeof (int) ? "o" : \
430    "llo")
431 #endif
432 #if !defined PRIuPTR || PRI_MACROS_BROKEN
433 # undef PRIuPTR
434 # define PRIuPTR \
435   (sizeof (void *) == sizeof (long) ? "lu" : \
436    sizeof (void *) == sizeof (int) ? "u" : \
437    "llu")
438 #endif
439 #if !defined PRIxPTR || PRI_MACROS_BROKEN
440 # undef PRIxPTR
441 # define PRIxPTR \
442   (sizeof (void *) == sizeof (long) ? "lx" : \
443    sizeof (void *) == sizeof (int) ? "x" : \
444    "llx")
445 #endif
446 #if !defined PRIXPTR || PRI_MACROS_BROKEN
447 # undef PRIXPTR
448 # define PRIXPTR \
449   (sizeof (void *) == sizeof (long) ? "lX" : \
450    sizeof (void *) == sizeof (int) ? "X" : \
451    "llX")
452 #endif
453 
454 /* @@ end of prolog @@ */
455 
456 #ifdef _LIBC
457 /* Rename the non ISO C functions.  This is required by the standard
458    because some ISO C functions will require linking with this object
459    file and the name space must not be polluted.  */
460 # define open   __open
461 # define close  __close
462 # define read   __read
463 # define mmap   __mmap
464 # define munmap __munmap
465 #endif
466 
467 /* For those losing systems which don't have `alloca' we have to add
468    some additional code emulating it.  */
469 #ifdef HAVE_ALLOCA
470 # define freea(p) /* nothing */
471 #else
472 # define alloca(n) malloc (n)
473 # define freea(p) free (p)
474 #endif
475 
476 /* For systems that distinguish between text and binary I/O.
477    O_BINARY is usually declared in <fcntl.h>. */
478 #if !defined O_BINARY && defined _O_BINARY
479   /* For MSC-compatible compilers.  */
480 # define O_BINARY _O_BINARY
481 # define O_TEXT _O_TEXT
482 #endif
483 #ifdef __BEOS__
484   /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect.  */
485 # undef O_BINARY
486 # undef O_TEXT
487 #endif
488 /* On reasonable systems, binary I/O is the default.  */
489 #ifndef O_BINARY
490 # define O_BINARY 0
491 #endif
492 
493 
494 /* Prototypes for local functions.  Needed to ensure compiler checking of
495    function argument counts despite of K&R C function definition syntax.  */
496 static const char *get_sysdep_segment_value PARAMS ((const char *name));
497 
498 
499 /* We need a sign, whether a new catalog was loaded, which can be associated
500    with all translations.  This is important if the translations are
501    cached by one of GCC's features.  */
502 int _nl_msg_cat_cntr;
503 
504 
505 /* Expand a system dependent string segment.  Return NULL if unsupported.  */
506 static const char *
get_sysdep_segment_value(name)507 get_sysdep_segment_value (name)
508      const char *name;
509 {
510   /* Test for an ISO C 99 section 7.8.1 format string directive.
511      Syntax:
512      P R I { d | i | o | u | x | X }
513      { { | LEAST | FAST } { 8 | 16 | 32 | 64 } | MAX | PTR }  */
514   /* We don't use a table of 14 times 6 'const char *' strings here, because
515      data relocations cost startup time.  */
516   if (name[0] == 'P' && name[1] == 'R' && name[2] == 'I')
517     {
518       if (name[3] == 'd' || name[3] == 'i' || name[3] == 'o' || name[3] == 'u'
519             || name[3] == 'x' || name[3] == 'X')
520           {
521             if (name[4] == '8' && name[5] == '\0')
522               {
523                 if (name[3] == 'd')
524                     return PRId8;
525                 if (name[3] == 'i')
526                     return PRIi8;
527                 if (name[3] == 'o')
528                     return PRIo8;
529                 if (name[3] == 'u')
530                     return PRIu8;
531                 if (name[3] == 'x')
532                     return PRIx8;
533                 if (name[3] == 'X')
534                     return PRIX8;
535                 abort ();
536               }
537             if (name[4] == '1' && name[5] == '6' && name[6] == '\0')
538               {
539                 if (name[3] == 'd')
540                     return PRId16;
541                 if (name[3] == 'i')
542                     return PRIi16;
543                 if (name[3] == 'o')
544                     return PRIo16;
545                 if (name[3] == 'u')
546                     return PRIu16;
547                 if (name[3] == 'x')
548                     return PRIx16;
549                 if (name[3] == 'X')
550                     return PRIX16;
551                 abort ();
552               }
553             if (name[4] == '3' && name[5] == '2' && name[6] == '\0')
554               {
555                 if (name[3] == 'd')
556                     return PRId32;
557                 if (name[3] == 'i')
558                     return PRIi32;
559                 if (name[3] == 'o')
560                     return PRIo32;
561                 if (name[3] == 'u')
562                     return PRIu32;
563                 if (name[3] == 'x')
564                     return PRIx32;
565                 if (name[3] == 'X')
566                     return PRIX32;
567                 abort ();
568               }
569             if (name[4] == '6' && name[5] == '4' && name[6] == '\0')
570               {
571                 if (name[3] == 'd')
572                     return PRId64;
573                 if (name[3] == 'i')
574                     return PRIi64;
575                 if (name[3] == 'o')
576                     return PRIo64;
577                 if (name[3] == 'u')
578                     return PRIu64;
579                 if (name[3] == 'x')
580                     return PRIx64;
581                 if (name[3] == 'X')
582                     return PRIX64;
583                 abort ();
584               }
585             if (name[4] == 'L' && name[5] == 'E' && name[6] == 'A'
586                 && name[7] == 'S' && name[8] == 'T')
587               {
588                 if (name[9] == '8' && name[10] == '\0')
589                     {
590                       if (name[3] == 'd')
591                         return PRIdLEAST8;
592                       if (name[3] == 'i')
593                         return PRIiLEAST8;
594                       if (name[3] == 'o')
595                         return PRIoLEAST8;
596                       if (name[3] == 'u')
597                         return PRIuLEAST8;
598                       if (name[3] == 'x')
599                         return PRIxLEAST8;
600                       if (name[3] == 'X')
601                         return PRIXLEAST8;
602                       abort ();
603                     }
604                 if (name[9] == '1' && name[10] == '6' && name[11] == '\0')
605                     {
606                       if (name[3] == 'd')
607                         return PRIdLEAST16;
608                       if (name[3] == 'i')
609                         return PRIiLEAST16;
610                       if (name[3] == 'o')
611                         return PRIoLEAST16;
612                       if (name[3] == 'u')
613                         return PRIuLEAST16;
614                       if (name[3] == 'x')
615                         return PRIxLEAST16;
616                       if (name[3] == 'X')
617                         return PRIXLEAST16;
618                       abort ();
619                     }
620                 if (name[9] == '3' && name[10] == '2' && name[11] == '\0')
621                     {
622                       if (name[3] == 'd')
623                         return PRIdLEAST32;
624                       if (name[3] == 'i')
625                         return PRIiLEAST32;
626                       if (name[3] == 'o')
627                         return PRIoLEAST32;
628                       if (name[3] == 'u')
629                         return PRIuLEAST32;
630                       if (name[3] == 'x')
631                         return PRIxLEAST32;
632                       if (name[3] == 'X')
633                         return PRIXLEAST32;
634                       abort ();
635                     }
636                 if (name[9] == '6' && name[10] == '4' && name[11] == '\0')
637                     {
638                       if (name[3] == 'd')
639                         return PRIdLEAST64;
640                       if (name[3] == 'i')
641                         return PRIiLEAST64;
642                       if (name[3] == 'o')
643                         return PRIoLEAST64;
644                       if (name[3] == 'u')
645                         return PRIuLEAST64;
646                       if (name[3] == 'x')
647                         return PRIxLEAST64;
648                       if (name[3] == 'X')
649                         return PRIXLEAST64;
650                       abort ();
651                     }
652               }
653             if (name[4] == 'F' && name[5] == 'A' && name[6] == 'S'
654                 && name[7] == 'T')
655               {
656                 if (name[8] == '8' && name[9] == '\0')
657                     {
658                       if (name[3] == 'd')
659                         return PRIdFAST8;
660                       if (name[3] == 'i')
661                         return PRIiFAST8;
662                       if (name[3] == 'o')
663                         return PRIoFAST8;
664                       if (name[3] == 'u')
665                         return PRIuFAST8;
666                       if (name[3] == 'x')
667                         return PRIxFAST8;
668                       if (name[3] == 'X')
669                         return PRIXFAST8;
670                       abort ();
671                     }
672                 if (name[8] == '1' && name[9] == '6' && name[10] == '\0')
673                     {
674                       if (name[3] == 'd')
675                         return PRIdFAST16;
676                       if (name[3] == 'i')
677                         return PRIiFAST16;
678                       if (name[3] == 'o')
679                         return PRIoFAST16;
680                       if (name[3] == 'u')
681                         return PRIuFAST16;
682                       if (name[3] == 'x')
683                         return PRIxFAST16;
684                       if (name[3] == 'X')
685                         return PRIXFAST16;
686                       abort ();
687                     }
688                 if (name[8] == '3' && name[9] == '2' && name[10] == '\0')
689                     {
690                       if (name[3] == 'd')
691                         return PRIdFAST32;
692                       if (name[3] == 'i')
693                         return PRIiFAST32;
694                       if (name[3] == 'o')
695                         return PRIoFAST32;
696                       if (name[3] == 'u')
697                         return PRIuFAST32;
698                       if (name[3] == 'x')
699                         return PRIxFAST32;
700                       if (name[3] == 'X')
701                         return PRIXFAST32;
702                       abort ();
703                     }
704                 if (name[8] == '6' && name[9] == '4' && name[10] == '\0')
705                     {
706                       if (name[3] == 'd')
707                         return PRIdFAST64;
708                       if (name[3] == 'i')
709                         return PRIiFAST64;
710                       if (name[3] == 'o')
711                         return PRIoFAST64;
712                       if (name[3] == 'u')
713                         return PRIuFAST64;
714                       if (name[3] == 'x')
715                         return PRIxFAST64;
716                       if (name[3] == 'X')
717                         return PRIXFAST64;
718                       abort ();
719                     }
720               }
721             if (name[4] == 'M' && name[5] == 'A' && name[6] == 'X'
722                 && name[7] == '\0')
723               {
724                 if (name[3] == 'd')
725                     return PRIdMAX;
726                 if (name[3] == 'i')
727                     return PRIiMAX;
728                 if (name[3] == 'o')
729                     return PRIoMAX;
730                 if (name[3] == 'u')
731                     return PRIuMAX;
732                 if (name[3] == 'x')
733                     return PRIxMAX;
734                 if (name[3] == 'X')
735                     return PRIXMAX;
736                 abort ();
737               }
738             if (name[4] == 'P' && name[5] == 'T' && name[6] == 'R'
739                 && name[7] == '\0')
740               {
741                 if (name[3] == 'd')
742                     return PRIdPTR;
743                 if (name[3] == 'i')
744                     return PRIiPTR;
745                 if (name[3] == 'o')
746                     return PRIoPTR;
747                 if (name[3] == 'u')
748                     return PRIuPTR;
749                 if (name[3] == 'x')
750                     return PRIxPTR;
751                 if (name[3] == 'X')
752                     return PRIXPTR;
753                 abort ();
754               }
755           }
756     }
757   /* Other system dependent strings are not valid.  */
758   return NULL;
759 }
760 
761 /* Initialize the codeset dependent parts of an opened message catalog.
762    Return the header entry.  */
763 const char *
764 internal_function
_nl_init_domain_conv(domain_file,domain,domainbinding)765 _nl_init_domain_conv (domain_file, domain, domainbinding)
766      struct loaded_l10nfile *domain_file;
767      struct loaded_domain *domain;
768      struct binding *domainbinding;
769 {
770   /* Find out about the character set the file is encoded with.
771      This can be found (in textual form) in the entry "".  If this
772      entry does not exist or if this does not contain the `charset='
773      information, we will assume the charset matches the one the
774      current locale and we don't have to perform any conversion.  */
775   char *nullentry;
776   size_t nullentrylen;
777 
778   /* Preinitialize fields, to avoid recursion during _nl_find_msg.  */
779   domain->codeset_cntr =
780     (domainbinding != NULL ? domainbinding->codeset_cntr : 0);
781 #ifdef _LIBC
782   domain->conv = (__gconv_t) -1;
783 #else
784 # if HAVE_ICONV
785   domain->conv = (iconv_t) -1;
786 # endif
787 #endif
788   domain->conv_tab = NULL;
789 
790   /* Get the header entry.  */
791   nullentry = _nl_find_msg (domain_file, domainbinding, "", &nullentrylen);
792 
793   if (nullentry != NULL)
794     {
795 #if defined _LIBC || HAVE_ICONV
796       const char *charsetstr;
797 
798       charsetstr = strstr (nullentry, "charset=");
799       if (charsetstr != NULL)
800           {
801             size_t len;
802             char *charset;
803             const char *outcharset;
804 
805             charsetstr += strlen ("charset=");
806             len = strcspn (charsetstr, " \t\n");
807 
808             charset = (char *) alloca (len + 1);
809 # if defined _LIBC || HAVE_MEMPCPY
810             *((char *) mempcpy (charset, charsetstr, len)) = '\0';
811 # else
812             memcpy (charset, charsetstr, len);
813             charset[len] = '\0';
814 # endif
815 
816             /* The output charset should normally be determined by the
817                locale.  But sometimes the locale is not used or not correctly
818                set up, so we provide a possibility for the user to override
819                this.  Moreover, the value specified through
820                bind_textdomain_codeset overrides both.  */
821             if (domainbinding != NULL && domainbinding->codeset != NULL)
822               outcharset = domainbinding->codeset;
823             else
824               {
825                 outcharset = getenv ("OUTPUT_CHARSET");
826                 if (outcharset == NULL || outcharset[0] == '\0')
827                     {
828 # ifdef _LIBC
829                       outcharset = _NL_CURRENT (LC_CTYPE, CODESET);
830 # else
831 #  if HAVE_ICONV
832                       extern const char *locale_charset PARAMS ((void));
833                       outcharset = locale_charset ();
834 #  endif
835 # endif
836                     }
837               }
838 
839 # ifdef _LIBC
840             /* We always want to use transliteration.  */
841             outcharset = norm_add_slashes (outcharset, "TRANSLIT");
842             charset = norm_add_slashes (charset, NULL);
843             if (__gconv_open (outcharset, charset, &domain->conv,
844                                   GCONV_AVOID_NOCONV)
845                 != __GCONV_OK)
846               domain->conv = (__gconv_t) -1;
847 # else
848 #  if HAVE_ICONV
849             /* When using GNU libc >= 2.2 or GNU libiconv >= 1.5,
850                we want to use transliteration.  */
851 #   if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2) || __GLIBC__ > 2 \
852        || _LIBICONV_VERSION >= 0x0105
853             if (strchr (outcharset, '/') == NULL)
854               {
855                 char *tmp;
856 
857                 len = strlen (outcharset);
858                 tmp = (char *) alloca (len + 10 + 1);
859                 memcpy (tmp, outcharset, len);
860                 memcpy (tmp + len, "//TRANSLIT", 10 + 1);
861                 outcharset = tmp;
862 
863                 domain->conv = iconv_open (outcharset, charset);
864 
865                 freea (outcharset);
866               }
867             else
868 #   endif
869               domain->conv = iconv_open (outcharset, charset);
870 #  endif
871 # endif
872 
873             freea (charset);
874           }
875 #endif /* _LIBC || HAVE_ICONV */
876     }
877 
878   return nullentry;
879 }
880 
881 /* Frees the codeset dependent parts of an opened message catalog.  */
882 void
883 internal_function
_nl_free_domain_conv(domain)884 _nl_free_domain_conv (domain)
885      struct loaded_domain *domain;
886 {
887   if (domain->conv_tab != NULL && domain->conv_tab != (char **) -1)
888     free (domain->conv_tab);
889 
890 #ifdef _LIBC
891   if (domain->conv != (__gconv_t) -1)
892     __gconv_close (domain->conv);
893 #else
894 # if HAVE_ICONV
895   if (domain->conv != (iconv_t) -1)
896     iconv_close (domain->conv);
897 # endif
898 #endif
899 }
900 
901 /* Load the message catalogs specified by FILENAME.  If it is no valid
902    message catalog do nothing.  */
903 void
904 internal_function
_nl_load_domain(domain_file,domainbinding)905 _nl_load_domain (domain_file, domainbinding)
906      struct loaded_l10nfile *domain_file;
907      struct binding *domainbinding;
908 {
909   int fd;
910   size_t size;
911 #ifdef _LIBC
912   struct stat64 st;
913 #else
914   struct stat st;
915 #endif
916   struct mo_file_header *data = (struct mo_file_header *) -1;
917   int use_mmap = 0;
918   struct loaded_domain *domain;
919   int revision;
920   const char *nullentry;
921 
922   domain_file->decided = 1;
923   domain_file->data = NULL;
924 
925   /* Note that it would be useless to store domainbinding in domain_file
926      because domainbinding might be == NULL now but != NULL later (after
927      a call to bind_textdomain_codeset).  */
928 
929   /* If the record does not represent a valid locale the FILENAME
930      might be NULL.  This can happen when according to the given
931      specification the locale file name is different for XPG and CEN
932      syntax.  */
933   if (domain_file->filename == NULL)
934     return;
935 
936   /* Try to open the addressed file.  */
937   fd = open (domain_file->filename, O_RDONLY | O_BINARY);
938   if (fd == -1)
939     return;
940 
941   /* We must know about the size of the file.  */
942   if (
943 #ifdef _LIBC
944       __builtin_expect (fstat64 (fd, &st) != 0, 0)
945 #else
946       __builtin_expect (fstat (fd, &st) != 0, 0)
947 #endif
948       || __builtin_expect ((size = (size_t) st.st_size) != st.st_size, 0)
949       || __builtin_expect (size < sizeof (struct mo_file_header), 0))
950     {
951       /* Something went wrong.  */
952       close (fd);
953       return;
954     }
955 
956 #ifdef HAVE_MMAP
957   /* Now we are ready to load the file.  If mmap() is available we try
958      this first.  If not available or it failed we try to load it.  */
959   data = (struct mo_file_header *) mmap (NULL, size, PROT_READ,
960                                                    MAP_PRIVATE, fd, 0);
961 
962   if (__builtin_expect (data != (struct mo_file_header *) -1, 1))
963     {
964       /* mmap() call was successful.  */
965       close (fd);
966       use_mmap = 1;
967     }
968 #endif
969 
970   /* If the data is not yet available (i.e. mmap'ed) we try to load
971      it manually.  */
972   if (data == (struct mo_file_header *) -1)
973     {
974       size_t to_read;
975       char *read_ptr;
976 
977       data = (struct mo_file_header *) malloc (size);
978       if (data == NULL)
979           return;
980 
981       to_read = size;
982       read_ptr = (char *) data;
983       do
984           {
985             long int nb = (long int) read (fd, read_ptr, to_read);
986             if (nb <= 0)
987               {
988 #ifdef EINTR
989                 if (nb == -1 && errno == EINTR)
990                     continue;
991 #endif
992                 close (fd);
993                 return;
994               }
995             read_ptr += nb;
996             to_read -= nb;
997           }
998       while (to_read > 0);
999 
1000       close (fd);
1001     }
1002 
1003   /* Using the magic number we can test whether it really is a message
1004      catalog file.  */
1005   if (__builtin_expect (data->magic != _MAGIC && data->magic != _MAGIC_SWAPPED,
1006                               0))
1007     {
1008       /* The magic number is wrong: not a message catalog file.  */
1009 #ifdef HAVE_MMAP
1010       if (use_mmap)
1011           munmap ((caddr_t) data, size);
1012       else
1013 #endif
1014           free (data);
1015       return;
1016     }
1017 
1018   domain = (struct loaded_domain *) malloc (sizeof (struct loaded_domain));
1019   if (domain == NULL)
1020     return;
1021   domain_file->data = domain;
1022 
1023   domain->data = (char *) data;
1024   domain->use_mmap = use_mmap;
1025   domain->mmap_size = size;
1026   domain->must_swap = data->magic != _MAGIC;
1027   domain->malloced = NULL;
1028 
1029   /* Fill in the information about the available tables.  */
1030   revision = W (domain->must_swap, data->revision);
1031   /* We support only the major revision 0.  */
1032   switch (revision >> 16)
1033     {
1034     case 0:
1035       domain->nstrings = W (domain->must_swap, data->nstrings);
1036       domain->orig_tab = (const struct string_desc *)
1037           ((char *) data + W (domain->must_swap, data->orig_tab_offset));
1038       domain->trans_tab = (const struct string_desc *)
1039           ((char *) data + W (domain->must_swap, data->trans_tab_offset));
1040       domain->hash_size = W (domain->must_swap, data->hash_tab_size);
1041       domain->hash_tab =
1042           (domain->hash_size > 2
1043            ? (const nls_uint32 *)
1044              ((char *) data + W (domain->must_swap, data->hash_tab_offset))
1045            : NULL);
1046       domain->must_swap_hash_tab = domain->must_swap;
1047 
1048       /* Now dispatch on the minor revision.  */
1049       switch (revision & 0xffff)
1050           {
1051           case 0:
1052             domain->n_sysdep_strings = 0;
1053             domain->orig_sysdep_tab = NULL;
1054             domain->trans_sysdep_tab = NULL;
1055             break;
1056           case 1:
1057           default:
1058             {
1059               nls_uint32 n_sysdep_strings;
1060 
1061               if (domain->hash_tab == NULL)
1062                 /* This is invalid.  These minor revisions need a hash table.  */
1063                 goto invalid;
1064 
1065               n_sysdep_strings =
1066                 W (domain->must_swap, data->n_sysdep_strings);
1067               if (n_sysdep_strings > 0)
1068                 {
1069                     nls_uint32 n_sysdep_segments;
1070                     const struct sysdep_segment *sysdep_segments;
1071                     const char **sysdep_segment_values;
1072                     const nls_uint32 *orig_sysdep_tab;
1073                     const nls_uint32 *trans_sysdep_tab;
1074                     size_t memneed;
1075                     char *mem;
1076                     struct sysdep_string_desc *inmem_orig_sysdep_tab;
1077                     struct sysdep_string_desc *inmem_trans_sysdep_tab;
1078                     nls_uint32 *inmem_hash_tab;
1079                     unsigned int i;
1080 
1081                     /* Get the values of the system dependent segments.  */
1082                     n_sysdep_segments =
1083                       W (domain->must_swap, data->n_sysdep_segments);
1084                     sysdep_segments = (const struct sysdep_segment *)
1085                       ((char *) data
1086                        + W (domain->must_swap, data->sysdep_segments_offset));
1087                     sysdep_segment_values =
1088                       alloca (n_sysdep_segments * sizeof (const char *));
1089                     for (i = 0; i < n_sysdep_segments; i++)
1090                       {
1091                         const char *name =
1092                           (char *) data
1093                           + W (domain->must_swap, sysdep_segments[i].offset);
1094                         nls_uint32 namelen =
1095                           W (domain->must_swap, sysdep_segments[i].length);
1096 
1097                         if (!(namelen > 0 && name[namelen - 1] == '\0'))
1098                           {
1099                               freea (sysdep_segment_values);
1100                               goto invalid;
1101                           }
1102 
1103                         sysdep_segment_values[i] = get_sysdep_segment_value (name);
1104                       }
1105 
1106                     orig_sysdep_tab = (const nls_uint32 *)
1107                       ((char *) data
1108                        + W (domain->must_swap, data->orig_sysdep_tab_offset));
1109                     trans_sysdep_tab = (const nls_uint32 *)
1110                       ((char *) data
1111                        + W (domain->must_swap, data->trans_sysdep_tab_offset));
1112 
1113                     /* Compute the amount of additional memory needed for the
1114                        system dependent strings and the augmented hash table.  */
1115                     memneed = 2 * n_sysdep_strings
1116                                 * sizeof (struct sysdep_string_desc)
1117                                 + domain->hash_size * sizeof (nls_uint32);
1118                     for (i = 0; i < 2 * n_sysdep_strings; i++)
1119                       {
1120                         const struct sysdep_string *sysdep_string =
1121                           (const struct sysdep_string *)
1122                           ((char *) data
1123                            + W (domain->must_swap,
1124                                   i < n_sysdep_strings
1125                                   ? orig_sysdep_tab[i]
1126                                   : trans_sysdep_tab[i - n_sysdep_strings]));
1127                         size_t need = 0;
1128                         const struct segment_pair *p = sysdep_string->segments;
1129 
1130                         if (W (domain->must_swap, p->sysdepref) != SEGMENTS_END)
1131                           for (p = sysdep_string->segments;; p++)
1132                               {
1133                                 nls_uint32 sysdepref;
1134 
1135                                 need += W (domain->must_swap, p->segsize);
1136 
1137                                 sysdepref = W (domain->must_swap, p->sysdepref);
1138                                 if (sysdepref == SEGMENTS_END)
1139                                   break;
1140 
1141                                 if (sysdepref >= n_sysdep_segments)
1142                                   {
1143                                     /* Invalid.  */
1144                                     freea (sysdep_segment_values);
1145                                     goto invalid;
1146                                   }
1147 
1148                                 need += strlen (sysdep_segment_values[sysdepref]);
1149                               }
1150 
1151                         memneed += need;
1152                       }
1153 
1154                     /* Allocate additional memory.  */
1155                     mem = (char *) malloc (memneed);
1156                     if (mem == NULL)
1157                       goto invalid;
1158 
1159                     domain->malloced = mem;
1160                     inmem_orig_sysdep_tab = (struct sysdep_string_desc *) mem;
1161                     mem += n_sysdep_strings * sizeof (struct sysdep_string_desc);
1162                     inmem_trans_sysdep_tab = (struct sysdep_string_desc *) mem;
1163                     mem += n_sysdep_strings * sizeof (struct sysdep_string_desc);
1164                     inmem_hash_tab = (nls_uint32 *) mem;
1165                     mem += domain->hash_size * sizeof (nls_uint32);
1166 
1167                     /* Compute the system dependent strings.  */
1168                     for (i = 0; i < 2 * n_sysdep_strings; i++)
1169                       {
1170                         const struct sysdep_string *sysdep_string =
1171                           (const struct sysdep_string *)
1172                           ((char *) data
1173                            + W (domain->must_swap,
1174                                   i < n_sysdep_strings
1175                                   ? orig_sysdep_tab[i]
1176                                   : trans_sysdep_tab[i - n_sysdep_strings]));
1177                         const char *static_segments =
1178                           (char *) data
1179                           + W (domain->must_swap, sysdep_string->offset);
1180                         const struct segment_pair *p = sysdep_string->segments;
1181 
1182                         /* Concatenate the segments, and fill
1183                            inmem_orig_sysdep_tab[i] (for i < n_sysdep_strings) and
1184                            inmem_trans_sysdep_tab[i-n_sysdep_strings] (for
1185                            i >= n_sysdep_strings).  */
1186 
1187                         if (W (domain->must_swap, p->sysdepref) == SEGMENTS_END)
1188                           {
1189                               /* Only one static segment.  */
1190                               inmem_orig_sysdep_tab[i].length =
1191                                 W (domain->must_swap, p->segsize);
1192                               inmem_orig_sysdep_tab[i].pointer = static_segments;
1193                           }
1194                         else
1195                           {
1196                               inmem_orig_sysdep_tab[i].pointer = mem;
1197 
1198                               for (p = sysdep_string->segments;; p++)
1199                                 {
1200                                   nls_uint32 segsize =
1201                                     W (domain->must_swap, p->segsize);
1202                                   nls_uint32 sysdepref =
1203                                     W (domain->must_swap, p->sysdepref);
1204                                   size_t n;
1205 
1206                                   if (segsize > 0)
1207                                     {
1208                                         memcpy (mem, static_segments, segsize);
1209                                         mem += segsize;
1210                                         static_segments += segsize;
1211                                     }
1212 
1213                                   if (sysdepref == SEGMENTS_END)
1214                                     break;
1215 
1216                                   n = strlen (sysdep_segment_values[sysdepref]);
1217                                   memcpy (mem, sysdep_segment_values[sysdepref], n);
1218                                   mem += n;
1219                                 }
1220 
1221                               inmem_orig_sysdep_tab[i].length =
1222                                 mem - inmem_orig_sysdep_tab[i].pointer;
1223                           }
1224                       }
1225 
1226                     /* Compute the augmented hash table.  */
1227                     for (i = 0; i < domain->hash_size; i++)
1228                       inmem_hash_tab[i] =
1229                         W (domain->must_swap_hash_tab, domain->hash_tab[i]);
1230                     for (i = 0; i < n_sysdep_strings; i++)
1231                       {
1232                         const char *msgid = inmem_orig_sysdep_tab[i].pointer;
1233                         nls_uint32 hash_val = hash_string (msgid);
1234                         nls_uint32 idx = hash_val % domain->hash_size;
1235                         nls_uint32 incr = 1 + (hash_val % (domain->hash_size - 2));
1236 
1237                         for (;;)
1238                           {
1239                               if (inmem_hash_tab[idx] == 0)
1240                                 {
1241                                   /* Hash table entry is empty.  Use it.  */
1242                                   inmem_hash_tab[idx] = 1 + domain->nstrings + i;
1243                                   break;
1244                                 }
1245 
1246                               if (idx >= domain->hash_size - incr)
1247                                 idx -= domain->hash_size - incr;
1248                               else
1249                                 idx += incr;
1250                           }
1251                       }
1252 
1253                     freea (sysdep_segment_values);
1254 
1255                     domain->n_sysdep_strings = n_sysdep_strings;
1256                     domain->orig_sysdep_tab = inmem_orig_sysdep_tab;
1257                     domain->trans_sysdep_tab = inmem_trans_sysdep_tab;
1258 
1259                     domain->hash_tab = inmem_hash_tab;
1260                     domain->must_swap_hash_tab = 0;
1261                 }
1262               else
1263                 {
1264                     domain->n_sysdep_strings = 0;
1265                     domain->orig_sysdep_tab = NULL;
1266                     domain->trans_sysdep_tab = NULL;
1267                 }
1268             }
1269             break;
1270           }
1271       break;
1272     default:
1273       /* This is an invalid revision.  */
1274     invalid:
1275       /* This is an invalid .mo file.  */
1276       if (domain->malloced)
1277           free (domain->malloced);
1278 #ifdef HAVE_MMAP
1279       if (use_mmap)
1280           munmap ((caddr_t) data, size);
1281       else
1282 #endif
1283           free (data);
1284       free (domain);
1285       domain_file->data = NULL;
1286       return;
1287     }
1288 
1289   /* Now initialize the character set converter from the character set
1290      the file is encoded with (found in the header entry) to the domain's
1291      specified character set or the locale's character set.  */
1292   nullentry = _nl_init_domain_conv (domain_file, domain, domainbinding);
1293 
1294   /* Also look for a plural specification.  */
1295   EXTRACT_PLURAL_EXPRESSION (nullentry, &domain->plural, &domain->nplurals);
1296 }
1297 
1298 
1299 #ifdef _LIBC
1300 void
1301 internal_function
_nl_unload_domain(domain)1302 _nl_unload_domain (domain)
1303      struct loaded_domain *domain;
1304 {
1305   if (domain->plural != &__gettext_germanic_plural)
1306     __gettext_free_exp (domain->plural);
1307 
1308   _nl_free_domain_conv (domain);
1309 
1310   if (domain->malloced)
1311     free (domain->malloced);
1312 
1313 # ifdef _POSIX_MAPPED_FILES
1314   if (domain->use_mmap)
1315     munmap ((caddr_t) domain->data, domain->mmap_size);
1316   else
1317 # endif   /* _POSIX_MAPPED_FILES */
1318     free ((void *) domain->data);
1319 
1320   free (domain);
1321 }
1322 #endif
1323