FM / intl

/usr/share/gettext/intl

Name	Size	Mode	Actions
bindtextdom.c	9553	0644	edit dl rm
config.charset	23045	0755	edit dl rm
COPYING.LIB	26545	0644	edit dl rm
dcgettext.c	1747	0644	edit dl rm
dcigettext.c	47601	0644	edit dl rm
dcngettext.c	1780	0644	edit dl rm
dgettext.c	1705	0644	edit dl rm
dngettext.c	1822	0644	edit dl rm
eval-plural.h	2736	0644	edit dl rm
explodename.c	3340	0644	edit dl rm
export.h	157	0644	edit dl rm
finddomain.c	5996	0644	edit dl rm
gettext.c	1819	0644	edit dl rm
gettextP.h	10186	0644	edit dl rm
gmo.h	4853	0644	edit dl rm
hash-string.c	1549	0644	edit dl rm
hash-string.h	1314	0644	edit dl rm
intl-compat.c	3455	0644	edit dl rm
intl-exports.c	1774	0644	edit dl rm
l10nflist.c	10900	0644	edit dl rm
langprefs.c	12717	0644	edit dl rm
libgnuintl.in.h	16792	0644	edit dl rm
libintl.rc	1622	0644	edit dl rm
loadinfo.h	5112	0644	edit dl rm
loadmsgcat.c	34537	0644	edit dl rm
localcharset.c	20520	0644	edit dl rm
localcharset.h	1340	0644	edit dl rm
locale.alias	3086	0644	edit dl rm
localealias.c	10639	0644	edit dl rm
localename.c	86143	0644	edit dl rm
lock.c	26785	0644	edit dl rm
lock.h	36316	0644	edit dl rm
log.c	3855	0644	edit dl rm
Makefile.in	25121	0644	edit dl rm
ngettext.c	1907	0644	edit dl rm
os2compat.c	2837	0644	edit dl rm
os2compat.h	1505	0644	edit dl rm
osdep.c	988	0644	edit dl rm
plural-exp.c	3881	0644	edit dl rm
plural-exp.h	4645	0644	edit dl rm
plural.c	53283	0644	edit dl rm
plural.y	7516	0644	edit dl rm
printf-args.c	6584	0644	edit dl rm
printf-args.h	3976	0644	edit dl rm
printf-parse.c	22193	0644	edit dl rm
printf-parse.h	2594	0644	edit dl rm
printf.c	10333	0644	edit dl rm
ref-add.sin	1041	0644	edit dl rm
ref-del.sin	996	0644	edit dl rm
relocatable.c	17505	0644	edit dl rm
relocatable.h	3144	0644	edit dl rm
setlocale.c	33114	0644	edit dl rm
textdomain.c	3811	0644	edit dl rm
threadlib.c	1936	0644	edit dl rm
tsearch.c	21483	0644	edit dl rm
tsearch.h	2812	0644	edit dl rm
vasnprintf.c	223333	0644	edit dl rm
vasnprintf.h	2807	0644	edit dl rm
vasnwprintf.h	1684	0644	edit dl rm
verify.h	11019	0644	edit dl rm
VERSION	42	0644	edit dl rm
version.c	935	0644	edit dl rm
wprintf-parse.h	2643	0644	edit dl rm
xsize.c	78	0644	edit dl rm
xsize.h	3653	0644	edit dl rm

Edit: /usr/share/gettext/intl/localealias.c (10639B)

/* Handle aliases for locale names.
   Copyright (C) 1995-2016 Free Software Foundation, Inc.

This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published by
   the Free Software Foundation; either version 2.1 of the License, 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

/* Tell glibc's <string.h> to provide a prototype for mempcpy().
   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 <ctype.h>
#include <stdio.h>
#if defined _LIBC || defined HAVE___FSETLOCKING
# include <stdio_ext.h>
#endif
#include <sys/types.h>

#ifdef __GNUC__
# undef alloca
# define alloca __builtin_alloca
# define HAVE_ALLOCA 1
#else
# ifdef _MSC_VER
#  include <malloc.h>
#  define alloca _alloca
# else
#  if defined HAVE_ALLOCA_H || defined _LIBC
#   include <alloca.h>
#  else
#   ifdef _AIX
 #pragma alloca
#   else
#    ifndef alloca
char *alloca ();
#    endif
#   endif
#  endif
# endif
#endif

#include <stdlib.h>
#include <string.h>

#include "gettextP.h"

#ifdef ENABLE_RELOCATABLE
# include "relocatable.h"
#else
# define relocate(pathname) (pathname)
#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.  */
# define strcasecmp(s1, s2) __strcasecmp_l (s1, s2, _nl_C_locobj_ptr)

# ifndef mempcpy
#  define mempcpy __mempcpy
# endif
# define HAVE_MEMPCPY	1
# define HAVE___FSETLOCKING	1
#endif

/* Handle multi-threaded applications.  */
#ifdef _LIBC
# include <bits/libc-lock.h>
#else
# include "lock.h"
#endif

#ifndef internal_function
# define internal_function
#endif

/* Some optimizations for glibc.  */
#ifdef _LIBC
# define FEOF(fp)		feof_unlocked (fp)
# define FGETS(buf, n, fp)	__fgets_unlocked (buf, n, fp)
#else
# define FEOF(fp)		feof (fp)
# define FGETS(buf, n, fp)	fgets (buf, n, fp)
#endif

/* For those losing systems which don't have `alloca' we have to add
   some additional code emulating it.  */
#ifdef HAVE_ALLOCA
# define freea(p) /* nothing */
#else
# define alloca(n) malloc (n)
# define freea(p) free (p)
#endif

#if defined _LIBC_REENTRANT \
  || (defined HAVE_DECL_FGETS_UNLOCKED && HAVE_DECL_FGETS_UNLOCKED)
# undef fgets
# define fgets(buf, len, s) fgets_unlocked (buf, len, s)
#endif
#if defined _LIBC_REENTRANT \
  || (defined HAVE_DECL_FEOF_UNLOCKED && HAVE_DECL_FEOF_UNLOCKED)
# undef feof
# define feof(s) feof_unlocked (s)
#endif

__libc_lock_define_initialized (static, lock)

struct alias_map
{
  const char *alias;
  const char *value;
};

#ifndef _LIBC
# define libc_freeres_ptr(decl) decl
#endif

libc_freeres_ptr (static char *string_space);
static size_t string_space_act;
static size_t string_space_max;
libc_freeres_ptr (static struct alias_map *map);
static size_t nmap;
static size_t maxmap;

/* Prototypes for local functions.  */
static size_t read_alias_file (const char *fname, int fname_len)
     internal_function;
static int extend_alias_table (void);
static int alias_compare (const struct alias_map *map1,
			  const struct alias_map *map2);

const char *
_nl_expand_alias (const char *name)
{
  static const char *locale_alias_path;
  struct alias_map *retval;
  const char *result = NULL;
  size_t added;

__libc_lock_lock (lock);

if (locale_alias_path == NULL)
    locale_alias_path = LOCALE_ALIAS_PATH;

do
    {
      struct alias_map item;

item.alias = name;

if (nmap > 0)
	retval = (struct alias_map *) bsearch (&item, map, nmap,
					       sizeof (struct alias_map),
					       (int (*) (const void *,
							 const void *)
						) alias_compare);
      else
	retval = NULL;

/* We really found an alias.  Return the value.  */
      if (retval != NULL)
	{
	  result = retval->value;
	  break;
	}

/* Perhaps we can find another alias file.  */
      added = 0;
      while (added == 0 && locale_alias_path[0] != '\0')
	{
	  const char *start;

while (locale_alias_path[0] == PATH_SEPARATOR)
	    ++locale_alias_path;
	  start = locale_alias_path;

while (locale_alias_path[0] != '\0'
		 && locale_alias_path[0] != PATH_SEPARATOR)
	    ++locale_alias_path;

if (start < locale_alias_path)
	    added = read_alias_file (start, locale_alias_path - start);
	}
    }
  while (added != 0);

__libc_lock_unlock (lock);

return result;
}

static size_t
internal_function
read_alias_file (const char *fname, int fname_len)
{
  FILE *fp;
  char *full_fname;
  size_t added;
  static const char aliasfile[] = "/locale.alias";

full_fname = (char *) alloca (fname_len + sizeof aliasfile);
#ifdef HAVE_MEMPCPY
  mempcpy (mempcpy (full_fname, fname, fname_len),
	   aliasfile, sizeof aliasfile);
#else
  memcpy (full_fname, fname, fname_len);
  memcpy (&full_fname[fname_len], aliasfile, sizeof aliasfile);
#endif

#ifdef _LIBC
  /* Note the file is opened with cancellation in the I/O functions
     disabled.  */
  fp = fopen (relocate (full_fname), "rce");
#else
  fp = fopen (relocate (full_fname), "r");
#endif
  freea (full_fname);
  if (fp == NULL)
    return 0;

#ifdef HAVE___FSETLOCKING
  /* No threads present.  */
  __fsetlocking (fp, FSETLOCKING_BYCALLER);
#endif

added = 0;
  while (!FEOF (fp))
    {
      /* It is a reasonable approach to use a fix buffer here because
	 a) we are only interested in the first two fields
	 b) these fields must be usable as file names and so must not
	    be that long
	 We avoid a multi-kilobyte buffer here since this would use up
	 stack space which we might not have if the program ran out of
	 memory.  */
      char buf[400];
      char *alias;
      char *value;
      char *cp;
      int complete_line;

if (FGETS (buf, sizeof buf, fp) == NULL)
	/* EOF reached.  */
	break;

/* Determine whether the line is complete.  */
      complete_line = strchr (buf, '\n') != NULL;

cp = buf;
      /* Ignore leading white space.  */
      while (isspace ((unsigned char) cp[0]))
	++cp;

/* A leading '#' signals a comment line.  */
      if (cp[0] != '\0' && cp[0] != '#')
	{
	  alias = cp++;
	  while (cp[0] != '\0' && !isspace ((unsigned char) cp[0]))
	    ++cp;
	  /* Terminate alias name.  */
	  if (cp[0] != '\0')
	    *cp++ = '\0';

/* Now look for the beginning of the value.  */
	  while (isspace ((unsigned char) cp[0]))
	    ++cp;

if (cp[0] != '\0')
	    {
	      value = cp++;
	      while (cp[0] != '\0' && !isspace ((unsigned char) cp[0]))
		++cp;
	      /* Terminate value.  */
	      if (cp[0] == '\n')
		{
		  /* This has to be done to make the following test
		     for the end of line possible.  We are looking for
		     the terminating '\n' which do not overwrite here.  */
		  *cp++ = '\0';
		  *cp = '\n';
		}
	      else if (cp[0] != '\0')
		*cp++ = '\0';

#ifdef IN_LIBGLOCALE
	      /* glibc's locale.alias contains entries for ja_JP and ko_KR
		 that make it impossible to use a Japanese or Korean UTF-8
		 locale under the name "ja_JP" or "ko_KR".  Ignore these
		 entries.  */
	      if (strchr (alias, '_') == NULL)
#endif
		{
		  size_t alias_len;
		  size_t value_len;

if (nmap >= maxmap)
		    if (__builtin_expect (extend_alias_table (), 0))
		      goto out;

alias_len = strlen (alias) + 1;
		  value_len = strlen (value) + 1;

if (string_space_act + alias_len + value_len > string_space_max)
		    {
		      /* Increase size of memory pool.  */
		      size_t new_size = (string_space_max
					 + (alias_len + value_len > 1024
					    ? alias_len + value_len : 1024));
		      char *new_pool = (char *) realloc (string_space, new_size);
		      if (new_pool == NULL)
			goto out;

if (__builtin_expect (string_space != new_pool, 0))
			{
			  size_t i;

for (i = 0; i < nmap; i++)
			    {
			      map[i].alias += new_pool - string_space;
			      map[i].value += new_pool - string_space;
			    }
			}

string_space = new_pool;
		      string_space_max = new_size;
		    }

map[nmap].alias =
		    (const char *) memcpy (&string_space[string_space_act],
					   alias, alias_len);
		  string_space_act += alias_len;

map[nmap].value =
		    (const char *) memcpy (&string_space[string_space_act],
					   value, value_len);
		  string_space_act += value_len;

++nmap;
		  ++added;
		}
	    }
	}

/* Possibly not the whole line fits into the buffer.  Ignore
	 the rest of the line.  */
      if (! complete_line)
	do
	  if (FGETS (buf, sizeof buf, fp) == NULL)
	    /* Make sure the inner loop will be left.  The outer loop
	       will exit at the `feof' test.  */
	    break;
	while (strchr (buf, '\n') == NULL);
    }

out:
  /* Should we test for ferror()?  I think we have to silently ignore
     errors.  --drepper  */
  fclose (fp);

if (added > 0)
    qsort (map, nmap, sizeof (struct alias_map),
	   (int (*) (const void *, const void *)) alias_compare);

return added;
}

static int
extend_alias_table (void)
{
  size_t new_size;
  struct alias_map *new_map;

new_size = maxmap == 0 ? 100 : 2 * maxmap;
  new_map = (struct alias_map *) realloc (map, (new_size
						* sizeof (struct alias_map)));
  if (new_map == NULL)
    /* Simply don't extend: we don't have any more core.  */
    return -1;

map = new_map;
  maxmap = new_size;
  return 0;
}

static int
alias_compare (const struct alias_map *map1, const struct alias_map *map2)
{
#if defined _LIBC || defined HAVE_STRCASECMP
  return strcasecmp (map1->alias, map2->alias);
#else
  const unsigned char *p1 = (const unsigned char *) map1->alias;
  const unsigned char *p2 = (const unsigned char *) map2->alias;
  unsigned char c1, c2;

if (p1 == p2)
    return 0;

do
    {
      /* I know this seems to be odd but the tolower() function in
	 some systems libc cannot handle nonalpha characters.  */
      c1 = isupper (*p1) ? tolower (*p1) : *p1;
      c2 = isupper (*p2) ? tolower (*p2) : *p2;
      if (c1 == '\0')
	break;
      ++p1;
      ++p2;
    }
  while (c1 == c2);

return c1 - c2;
#endif
}

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