/usr/share/gettext/intl/l10nflist.c is in gettext 0.18.1.1-5ubuntu3.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 | /* Copyright (C) 1995-1999, 2000-2007 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published
by the Free Software Foundation; either version 2, 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
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
USA. */
/* Tell glibc's <string.h> to provide a prototype for stpcpy().
This must come before <config.h> because <config.h> may include
<features.h>, and once <features.h> has been included, it's too late. */
#ifndef _GNU_SOURCE
# define _GNU_SOURCE 1
#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#if defined _LIBC || defined HAVE_ARGZ_H
# include <argz.h>
#endif
#include <ctype.h>
#include <sys/types.h>
#include <stdlib.h>
#include "loadinfo.h"
/* On some strange systems still no definition of NULL is found. Sigh! */
#ifndef NULL
# if defined __STDC__ && __STDC__
# define NULL ((void *) 0)
# else
# define NULL 0
# endif
#endif
/* @@ end of prolog @@ */
#ifdef _LIBC
/* Rename the non ANSI C functions. This is required by the standard
because some ANSI C functions will require linking with this object
file and the name space must not be polluted. */
# ifndef stpcpy
# define stpcpy(dest, src) __stpcpy(dest, src)
# endif
#else
# ifndef HAVE_STPCPY
static char *stpcpy (char *dest, const char *src);
# endif
#endif
/* Pathname support.
ISSLASH(C) tests whether C is a directory separator character.
IS_ABSOLUTE_PATH(P) tests whether P is an absolute path. If it is not,
it may be concatenated to a directory pathname.
*/
#if defined _WIN32 || defined __WIN32__ || defined __CYGWIN__ || defined __EMX__ || defined __DJGPP__
/* Win32, Cygwin, OS/2, DOS */
# define ISSLASH(C) ((C) == '/' || (C) == '\\')
# define HAS_DEVICE(P) \
((((P)[0] >= 'A' && (P)[0] <= 'Z') || ((P)[0] >= 'a' && (P)[0] <= 'z')) \
&& (P)[1] == ':')
# define IS_ABSOLUTE_PATH(P) (ISSLASH ((P)[0]) || HAS_DEVICE (P))
#else
/* Unix */
# define ISSLASH(C) ((C) == '/')
# define IS_ABSOLUTE_PATH(P) ISSLASH ((P)[0])
#endif
/* Define function which are usually not available. */
#ifdef _LIBC
# define __argz_count(argz, len) INTUSE(__argz_count) (argz, len)
#elif defined HAVE_ARGZ_COUNT
# undef __argz_count
# define __argz_count argz_count
#else
/* Returns the number of strings in ARGZ. */
static size_t
argz_count__ (const char *argz, size_t len)
{
size_t count = 0;
while (len > 0)
{
size_t part_len = strlen (argz);
argz += part_len + 1;
len -= part_len + 1;
count++;
}
return count;
}
# undef __argz_count
# define __argz_count(argz, len) argz_count__ (argz, len)
#endif /* !_LIBC && !HAVE_ARGZ_COUNT */
#ifdef _LIBC
# define __argz_stringify(argz, len, sep) \
INTUSE(__argz_stringify) (argz, len, sep)
#elif defined HAVE_ARGZ_STRINGIFY
# undef __argz_stringify
# define __argz_stringify argz_stringify
#else
/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
except the last into the character SEP. */
static void
argz_stringify__ (char *argz, size_t len, int sep)
{
while (len > 0)
{
size_t part_len = strlen (argz);
argz += part_len;
len -= part_len + 1;
if (len > 0)
*argz++ = sep;
}
}
# undef __argz_stringify
# define __argz_stringify(argz, len, sep) argz_stringify__ (argz, len, sep)
#endif /* !_LIBC && !HAVE_ARGZ_STRINGIFY */
#ifdef _LIBC
#elif defined HAVE_ARGZ_NEXT
# undef __argz_next
# define __argz_next argz_next
#else
static char *
argz_next__ (char *argz, size_t argz_len, const char *entry)
{
if (entry)
{
if (entry < argz + argz_len)
entry = strchr (entry, '\0') + 1;
return entry >= argz + argz_len ? NULL : (char *) entry;
}
else
if (argz_len > 0)
return argz;
else
return 0;
}
# undef __argz_next
# define __argz_next(argz, len, entry) argz_next__ (argz, len, entry)
#endif /* !_LIBC && !HAVE_ARGZ_NEXT */
/* Return number of bits set in X. */
static inline int
pop (int x)
{
/* We assume that no more than 16 bits are used. */
x = ((x & ~0x5555) >> 1) + (x & 0x5555);
x = ((x & ~0x3333) >> 2) + (x & 0x3333);
x = ((x >> 4) + x) & 0x0f0f;
x = ((x >> 8) + x) & 0xff;
return x;
}
struct loaded_l10nfile *
_nl_make_l10nflist (struct loaded_l10nfile **l10nfile_list,
const char *dirlist, size_t dirlist_len,
int mask, const char *language, const char *territory,
const char *codeset, const char *normalized_codeset,
const char *modifier,
const char *filename, int do_allocate)
{
char *abs_filename;
struct loaded_l10nfile **lastp;
struct loaded_l10nfile *retval;
char *cp;
size_t dirlist_count;
size_t entries;
int cnt;
/* If LANGUAGE contains an absolute directory specification, we ignore
DIRLIST. */
if (IS_ABSOLUTE_PATH (language))
dirlist_len = 0;
/* Allocate room for the full file name. */
abs_filename = (char *) malloc (dirlist_len
+ strlen (language)
+ ((mask & XPG_TERRITORY) != 0
? strlen (territory) + 1 : 0)
+ ((mask & XPG_CODESET) != 0
? strlen (codeset) + 1 : 0)
+ ((mask & XPG_NORM_CODESET) != 0
? strlen (normalized_codeset) + 1 : 0)
+ ((mask & XPG_MODIFIER) != 0
? strlen (modifier) + 1 : 0)
+ 1 + strlen (filename) + 1);
if (abs_filename == NULL)
return NULL;
/* Construct file name. */
cp = abs_filename;
if (dirlist_len > 0)
{
memcpy (cp, dirlist, dirlist_len);
__argz_stringify (cp, dirlist_len, PATH_SEPARATOR);
cp += dirlist_len;
cp[-1] = '/';
}
cp = stpcpy (cp, language);
if ((mask & XPG_TERRITORY) != 0)
{
*cp++ = '_';
cp = stpcpy (cp, territory);
}
if ((mask & XPG_CODESET) != 0)
{
*cp++ = '.';
cp = stpcpy (cp, codeset);
}
if ((mask & XPG_NORM_CODESET) != 0)
{
*cp++ = '.';
cp = stpcpy (cp, normalized_codeset);
}
if ((mask & XPG_MODIFIER) != 0)
{
*cp++ = '@';
cp = stpcpy (cp, modifier);
}
*cp++ = '/';
stpcpy (cp, filename);
/* Look in list of already loaded domains whether it is already
available. */
lastp = l10nfile_list;
for (retval = *l10nfile_list; retval != NULL; retval = retval->next)
if (retval->filename != NULL)
{
int compare = strcmp (retval->filename, abs_filename);
if (compare == 0)
/* We found it! */
break;
if (compare < 0)
{
/* It's not in the list. */
retval = NULL;
break;
}
lastp = &retval->next;
}
if (retval != NULL || do_allocate == 0)
{
free (abs_filename);
return retval;
}
dirlist_count = (dirlist_len > 0 ? __argz_count (dirlist, dirlist_len) : 1);
/* Allocate a new loaded_l10nfile. */
retval =
(struct loaded_l10nfile *)
malloc (sizeof (*retval)
+ (((dirlist_count << pop (mask)) + (dirlist_count > 1 ? 1 : 0))
* sizeof (struct loaded_l10nfile *)));
if (retval == NULL)
{
free (abs_filename);
return NULL;
}
retval->filename = abs_filename;
/* We set retval->data to NULL here; it is filled in later.
Setting retval->decided to 1 here means that retval does not
correspond to a real file (dirlist_count > 1) or is not worth
looking up (if an unnormalized codeset was specified). */
retval->decided = (dirlist_count > 1
|| ((mask & XPG_CODESET) != 0
&& (mask & XPG_NORM_CODESET) != 0));
retval->data = NULL;
retval->next = *lastp;
*lastp = retval;
entries = 0;
/* Recurse to fill the inheritance list of RETVAL.
If the DIRLIST is a real list (i.e. DIRLIST_COUNT > 1), the RETVAL
entry does not correspond to a real file; retval->filename contains
colons. In this case we loop across all elements of DIRLIST and
across all bit patterns dominated by MASK.
If the DIRLIST is a single directory or entirely redundant (i.e.
DIRLIST_COUNT == 1), we loop across all bit patterns dominated by
MASK, excluding MASK itself.
In either case, we loop down from MASK to 0. This has the effect
that the extra bits in the locale name are dropped in this order:
first the modifier, then the territory, then the codeset, then the
normalized_codeset. */
for (cnt = dirlist_count > 1 ? mask : mask - 1; cnt >= 0; --cnt)
if ((cnt & ~mask) == 0
&& !((cnt & XPG_CODESET) != 0 && (cnt & XPG_NORM_CODESET) != 0))
{
if (dirlist_count > 1)
{
/* Iterate over all elements of the DIRLIST. */
char *dir = NULL;
while ((dir = __argz_next ((char *) dirlist, dirlist_len, dir))
!= NULL)
retval->successor[entries++]
= _nl_make_l10nflist (l10nfile_list, dir, strlen (dir) + 1,
cnt, language, territory, codeset,
normalized_codeset, modifier, filename,
1);
}
else
retval->successor[entries++]
= _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len,
cnt, language, territory, codeset,
normalized_codeset, modifier, filename, 1);
}
retval->successor[entries] = NULL;
return retval;
}
/* Normalize codeset name. There is no standard for the codeset
names. Normalization allows the user to use any of the common
names. The return value is dynamically allocated and has to be
freed by the caller. */
const char *
_nl_normalize_codeset (const char *codeset, size_t name_len)
{
size_t len = 0;
int only_digit = 1;
char *retval;
char *wp;
size_t cnt;
for (cnt = 0; cnt < name_len; ++cnt)
if (isalnum ((unsigned char) codeset[cnt]))
{
++len;
if (isalpha ((unsigned char) codeset[cnt]))
only_digit = 0;
}
retval = (char *) malloc ((only_digit ? 3 : 0) + len + 1);
if (retval != NULL)
{
if (only_digit)
wp = stpcpy (retval, "iso");
else
wp = retval;
for (cnt = 0; cnt < name_len; ++cnt)
if (isalpha ((unsigned char) codeset[cnt]))
*wp++ = tolower ((unsigned char) codeset[cnt]);
else if (isdigit ((unsigned char) codeset[cnt]))
*wp++ = codeset[cnt];
*wp = '\0';
}
return (const char *) retval;
}
/* @@ begin of epilog @@ */
/* We don't want libintl.a to depend on any other library. So we
avoid the non-standard function stpcpy. In GNU C Library this
function is available, though. Also allow the symbol HAVE_STPCPY
to be defined. */
#if !_LIBC && !HAVE_STPCPY
static char *
stpcpy (char *dest, const char *src)
{
while ((*dest++ = *src++) != '\0')
/* Do nothing. */ ;
return dest - 1;
}
#endif
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