/* nls.c -- skeletal internationalization code. */
-/* Copyright (C) 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2009 Free Software Foundation, Inc.
- This file is part of the GNU Readline Library, a library for
- reading lines of text with interactive input and history editing.
+ This file is part of the GNU Readline Library (Readline), a library
+ for reading lines of text with interactive input and history editing.
- The GNU Readline Library is free software; you can redistribute it
- and/or modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2, or
+ Readline is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
- The GNU Readline Library 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
+ Readline 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 General Public License for more details.
- The GNU General Public License is often shipped with GNU software, and
- is generally kept in a file called COPYING or LICENSE. If you do not
- have a copy of the license, write to the Free Software Foundation,
- 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
+ You should have received a copy of the GNU General Public License
+ along with Readline. If not, see <http://www.gnu.org/licenses/>.
+*/
+
#define READLINE_LIBRARY
#if defined (HAVE_CONFIG_H)
0
};
-static char *normalize_codeset __P((char *));
-static char *find_codeset __P((char *, size_t *));
+static char *normalize_codeset PARAMS((char *));
+static char *find_codeset PARAMS((char *, size_t *));
#endif /* !HAVE_SETLOCALE */
+static char *_rl_get_locale_var PARAMS((const char *));
+
+static char *
+_rl_get_locale_var (v)
+ const char *v;
+{
+ char *lspec;
+
+ lspec = sh_get_env_value ("LC_ALL");
+ if (lspec == 0 || *lspec == 0)
+ lspec = sh_get_env_value (v);
+ if (lspec == 0 || *lspec == 0)
+ lspec = sh_get_env_value ("LANG");
+
+ return lspec;
+}
+
/* Check for LC_ALL, LC_CTYPE, and LANG and use the first with a value
to decide the defaults for 8-bit character input and output. Returns
1 if we set eight-bit mode. */
/* If we have setlocale(3), just check the current LC_CTYPE category
value, and go into eight-bit mode if it's not C or POSIX. */
#if defined (HAVE_SETLOCALE)
- char *t;
+ char *lspec, *t;
/* Set the LC_CTYPE locale category from environment variables. */
- t = setlocale (LC_CTYPE, "");
+ lspec = _rl_get_locale_var ("LC_CTYPE");
+ /* Since _rl_get_locale_var queries the right environment variables,
+ we query the current locale settings with setlocale(), and, if
+ that doesn't return anything, we set lspec to the empty string to
+ force the subsequent call to setlocale() to define the `native'
+ environment. */
+ if (lspec == 0 || *lspec == 0)
+ lspec = setlocale (LC_CTYPE, (char *)NULL);
+ if (lspec == 0)
+ lspec = "";
+ t = setlocale (LC_CTYPE, lspec);
+
if (t && *t && (t[0] != 'C' || t[1]) && (STREQ (t, "POSIX") == 0))
{
_rl_meta_flag = 1;
/* We don't have setlocale. Finesse it. Check the environment for the
appropriate variables and set eight-bit mode if they have the right
values. */
- lspec = get_env_value ("LC_ALL");
- if (lspec == 0) lspec = get_env_value ("LC_CTYPE");
- if (lspec == 0) lspec = get_env_value ("LANG");
+ lspec = _rl_get_locale_var ("LC_CTYPE");
+
if (lspec == 0 || (t = normalize_codeset (lspec)) == 0)
return (0);
for (i = 0; t && legal_lang_values[i]; i++)
_rl_output_meta_chars = 1;
break;
}
- free (t);
+ xfree (t);
return (legal_lang_values[i] ? 1 : 0);
#endif /* !HAVE_SETLOCALE */
all_digits = 1;
for (len = 0, i = 0; i < namelen; i++)
{
- if (isalnum (codeset[i]))
+ if (ISALNUM ((unsigned char)codeset[i]))
{
len++;
- all_digits &= isdigit (codeset[i]);
+ all_digits &= _rl_digit_p (codeset[i]);
}
}
}
for (i = 0; i < namelen; i++)
- if (isalpha (codeset[i]))
- *wp++ = (isupper (codeset[i])) ? tolower (codeset[i]) : codeset[i];
- else if (isdigit (codeset[i]))
+ if (ISALPHA ((unsigned char)codeset[i]))
+ *wp++ = _rl_to_lower (codeset[i]);
+ else if (_rl_digit_p (codeset[i]))
*wp++ = codeset[i];
*wp = '\0';