diff options
Diffstat (limited to 'MSVC/readline/nls.c')
-rw-r--r-- | MSVC/readline/nls.c | 456 |
1 files changed, 228 insertions, 228 deletions
diff --git a/MSVC/readline/nls.c b/MSVC/readline/nls.c index 40c3e45..27c834a 100644 --- a/MSVC/readline/nls.c +++ b/MSVC/readline/nls.c @@ -1,228 +1,228 @@ -/* nls.c -- skeletal internationalization code. */
-
-/* Copyright (C) 1996 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.
-
- 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
- (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
- 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. */
-#define READLINE_LIBRARY
-
-#include "config.h"
-
-#include <sys/types.h>
-
-#include <stdio.h>
-
-#if defined (HAVE_UNISTD_H)
-# include <unistd.h>
-#endif /* HAVE_UNISTD_H */
-
-#if defined (HAVE_STDLIB_H)
-# include <stdlib.h>
-#else
-# include "ansi_stdlib.h"
-#endif /* HAVE_STDLIB_H */
-
-#if defined (HAVE_LOCALE_H)
-# include <locale.h>
-#endif
-
-#include <ctype.h>
-
-#include "rldefs.h"
-#include "readline.h"
-#include "rlshell.h"
-#include "rlprivate.h"
-
-#if !defined (HAVE_SETLOCALE)
-/* A list of legal values for the LANG or LC_CTYPE environment variables.
- If a locale name in this list is the value for the LC_ALL, LC_CTYPE,
- or LANG environment variable (using the first of those with a value),
- readline eight-bit mode is enabled. */
-static char *legal_lang_values[] =
-{
- "iso88591",
- "iso88592",
- "iso88593",
- "iso88594",
- "iso88595",
- "iso88596",
- "iso88597",
- "iso88598",
- "iso88599",
- "iso885910",
- "koi8r",
- 0
-};
-
-static char *normalize_codeset PARAMS((char *));
-static char *find_codeset PARAMS((char *, size_t *));
-#endif /* !HAVE_SETLOCALE */
-
-/* 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. */
-int
-_rl_init_eightbit ()
-{
-/* 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;
-
-#ifndef _WIN32
- /* Set the LC_CTYPE locale category from environment variables. */
- t = setlocale (LC_CTYPE, "");
- if (t && *t && (t[0] != 'C' || t[1]) && (STREQ (t, "POSIX") == 0))
- {
-#endif
- _rl_meta_flag = 1;
- _rl_convert_meta_chars_to_ascii = 1;
- _rl_output_meta_chars = 1;
- return (1);
-#ifndef _WIN32
- }
- else
- return (0);
-#endif
-
-#else /* !HAVE_SETLOCALE */
- char *lspec, *t;
- int i;
-
- /* 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 = sh_get_env_value ("LC_ALL");
- if (lspec == 0) lspec = sh_get_env_value ("LC_CTYPE");
- if (lspec == 0) lspec = sh_get_env_value ("LANG");
- if (lspec == 0 || (t = normalize_codeset (lspec)) == 0)
- return (0);
- for (i = 0; t && legal_lang_values[i]; i++)
- if (STREQ (t, legal_lang_values[i]))
- {
- _rl_meta_flag = 1;
- _rl_convert_meta_chars_to_ascii = 0;
- _rl_output_meta_chars = 1;
- break;
- }
- free (t);
- return (legal_lang_values[i] ? 1 : 0);
-
-#endif /* !HAVE_SETLOCALE */
-}
-
-#if !defined (HAVE_SETLOCALE)
-static char *
-normalize_codeset (codeset)
- char *codeset;
-{
- size_t namelen, i;
- int len, all_digits;
- char *wp, *retval;
-
- codeset = find_codeset (codeset, &namelen);
-
- if (codeset == 0)
- return (codeset);
-
- all_digits = 1;
- for (len = 0, i = 0; i < namelen; i++)
- {
- if (ISALNUM ((unsigned char)codeset[i]))
- {
- len++;
- all_digits &= _rl_digit_p (codeset[i]);
- }
- }
-
- retval = (char *)malloc ((all_digits ? 3 : 0) + len + 1);
- if (retval == 0)
- return ((char *)0);
-
- wp = retval;
- /* Add `iso' to beginning of an all-digit codeset */
- if (all_digits)
- {
- *wp++ = 'i';
- *wp++ = 's';
- *wp++ = 'o';
- }
-
- for (i = 0; i < namelen; 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';
-
- return retval;
-}
-
-/* Isolate codeset portion of locale specification. */
-static char *
-find_codeset (name, lenp)
- char *name;
- size_t *lenp;
-{
- char *cp, *language, *result;
-
- cp = language = name;
- result = (char *)0;
-
- while (*cp && *cp != '_' && *cp != '@' && *cp != '+' && *cp != ',')
- cp++;
-
- /* This does not make sense: language has to be specified. As
- an exception we allow the variable to contain only the codeset
- name. Perhaps there are funny codeset names. */
- if (language == cp)
- {
- *lenp = strlen (language);
- result = language;
- }
- else
- {
- /* Next is the territory. */
- if (*cp == '_')
- do
- ++cp;
- while (*cp && *cp != '.' && *cp != '@' && *cp != '+' && *cp != ',' && *cp != '_');
-
- /* Now, finally, is the codeset. */
- result = cp;
- if (*cp == '.')
- do
- ++cp;
- while (*cp && *cp != '@');
-
- if (cp - result > 2)
- {
- result++;
- *lenp = cp - result;
- }
- else
- {
- *lenp = strlen (language);
- result = language;
- }
- }
-
- return result;
-}
-#endif /* !HAVE_SETLOCALE */
-
+/* nls.c -- skeletal internationalization code. */ + +/* Copyright (C) 1996 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. + + 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 + (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 + 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. */ +#define READLINE_LIBRARY + +#include "config.h" + +#include <sys/types.h> + +#include <stdio.h> + +#if defined (HAVE_UNISTD_H) +# include <unistd.h> +#endif /* HAVE_UNISTD_H */ + +#if defined (HAVE_STDLIB_H) +# include <stdlib.h> +#else +# include "ansi_stdlib.h" +#endif /* HAVE_STDLIB_H */ + +#if defined (HAVE_LOCALE_H) +# include <locale.h> +#endif + +#include <ctype.h> + +#include "rldefs.h" +#include "readline.h" +#include "rlshell.h" +#include "rlprivate.h" + +#if !defined (HAVE_SETLOCALE) +/* A list of legal values for the LANG or LC_CTYPE environment variables. + If a locale name in this list is the value for the LC_ALL, LC_CTYPE, + or LANG environment variable (using the first of those with a value), + readline eight-bit mode is enabled. */ +static char *legal_lang_values[] = +{ + "iso88591", + "iso88592", + "iso88593", + "iso88594", + "iso88595", + "iso88596", + "iso88597", + "iso88598", + "iso88599", + "iso885910", + "koi8r", + 0 +}; + +static char *normalize_codeset PARAMS((char *)); +static char *find_codeset PARAMS((char *, size_t *)); +#endif /* !HAVE_SETLOCALE */ + +/* 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. */ +int +_rl_init_eightbit () +{ +/* 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; + +#ifndef _WIN32 + /* Set the LC_CTYPE locale category from environment variables. */ + t = setlocale (LC_CTYPE, ""); + if (t && *t && (t[0] != 'C' || t[1]) && (STREQ (t, "POSIX") == 0)) + { +#endif + _rl_meta_flag = 1; + _rl_convert_meta_chars_to_ascii = 1; + _rl_output_meta_chars = 1; + return (1); +#ifndef _WIN32 + } + else + return (0); +#endif + +#else /* !HAVE_SETLOCALE */ + char *lspec, *t; + int i; + + /* 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 = sh_get_env_value ("LC_ALL"); + if (lspec == 0) lspec = sh_get_env_value ("LC_CTYPE"); + if (lspec == 0) lspec = sh_get_env_value ("LANG"); + if (lspec == 0 || (t = normalize_codeset (lspec)) == 0) + return (0); + for (i = 0; t && legal_lang_values[i]; i++) + if (STREQ (t, legal_lang_values[i])) + { + _rl_meta_flag = 1; + _rl_convert_meta_chars_to_ascii = 0; + _rl_output_meta_chars = 1; + break; + } + free (t); + return (legal_lang_values[i] ? 1 : 0); + +#endif /* !HAVE_SETLOCALE */ +} + +#if !defined (HAVE_SETLOCALE) +static char * +normalize_codeset (codeset) + char *codeset; +{ + size_t namelen, i; + int len, all_digits; + char *wp, *retval; + + codeset = find_codeset (codeset, &namelen); + + if (codeset == 0) + return (codeset); + + all_digits = 1; + for (len = 0, i = 0; i < namelen; i++) + { + if (ISALNUM ((unsigned char)codeset[i])) + { + len++; + all_digits &= _rl_digit_p (codeset[i]); + } + } + + retval = (char *)malloc ((all_digits ? 3 : 0) + len + 1); + if (retval == 0) + return ((char *)0); + + wp = retval; + /* Add `iso' to beginning of an all-digit codeset */ + if (all_digits) + { + *wp++ = 'i'; + *wp++ = 's'; + *wp++ = 'o'; + } + + for (i = 0; i < namelen; 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'; + + return retval; +} + +/* Isolate codeset portion of locale specification. */ +static char * +find_codeset (name, lenp) + char *name; + size_t *lenp; +{ + char *cp, *language, *result; + + cp = language = name; + result = (char *)0; + + while (*cp && *cp != '_' && *cp != '@' && *cp != '+' && *cp != ',') + cp++; + + /* This does not make sense: language has to be specified. As + an exception we allow the variable to contain only the codeset + name. Perhaps there are funny codeset names. */ + if (language == cp) + { + *lenp = strlen (language); + result = language; + } + else + { + /* Next is the territory. */ + if (*cp == '_') + do + ++cp; + while (*cp && *cp != '.' && *cp != '@' && *cp != '+' && *cp != ',' && *cp != '_'); + + /* Now, finally, is the codeset. */ + result = cp; + if (*cp == '.') + do + ++cp; + while (*cp && *cp != '@'); + + if (cp - result > 2) + { + result++; + *lenp = cp - result; + } + else + { + *lenp = strlen (language); + result = language; + } + } + + return result; +} +#endif /* !HAVE_SETLOCALE */ + |