diff options
Diffstat (limited to 'readline/nls.c')
| -rw-r--r-- | readline/nls.c | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/readline/nls.c b/readline/nls.c index 706c819..bcee875 100644 --- a/readline/nls.c +++ b/readline/nls.c @@ -75,6 +75,23 @@ 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. */ @@ -84,10 +101,21 @@ _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; + 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; @@ -105,9 +133,8 @@ _rl_init_eightbit () /* 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"); + 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++) |