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Add global (wide-character) currency and numeric variables

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Add the variables decimal_point, thousands_sep, currency_symbol,
mon_decimal_point and mon_thousands_sep, with code to initialise them.
This commit is contained in:
John Zaitseff 2011-08-25 12:26:15 +10:00
parent 3a4b014e64
commit b951b21894
2 changed files with 45 additions and 7 deletions
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33
src/utils.c
View File

@ -38,6 +38,13 @@
// Global copy, suitably modified, of localeconv() information
struct lconv lconvinfo;
// localeconv() information, converted to wide strings
wchar_t *decimal_point; // Locale's radix character
wchar_t *thousands_sep; // Locale's thousands separator
wchar_t *currency_symbol; // Local currency symbol
wchar_t *mon_decimal_point; // Local monetary radix character
wchar_t *mon_thousands_sep; // Local monetary thousands separator
/************************************************************************
* Module-specific constants and variable definitions *
@ -303,6 +310,7 @@ void init_locale (void)
{
char *cur, *cloc;
struct lconv *lc;
wchar_t *buf;
cur = xstrdup(setlocale(LC_MONETARY, NULL));
@ -329,6 +337,27 @@ void init_locale (void)
lconvinfo.p_sep_by_space = MOD_POSIX_P_SEP_BY_SPACE;
}
// Convert localeconv() information to wide strings
buf = xmalloc(BUFSIZE * sizeof(wchar_t));
xmbstowcs(buf, lconvinfo.decimal_point, BUFSIZE);
decimal_point = xwcsdup(buf);
xmbstowcs(buf, lconvinfo.thousands_sep, BUFSIZE);
thousands_sep = xwcsdup(buf);
xmbstowcs(buf, lconvinfo.currency_symbol, BUFSIZE);
currency_symbol = xwcsdup(buf);
xmbstowcs(buf, lconvinfo.mon_decimal_point, BUFSIZE);
mon_decimal_point = xwcsdup(buf);
xmbstowcs(buf, lconvinfo.mon_thousands_sep, BUFSIZE);
mon_thousands_sep = xwcsdup(buf);
free(buf);
setlocale(LC_MONETARY, cur);
free(cur);
}
@ -555,7 +584,7 @@ size_t xmbstowcs (wchar_t *restrict dest, const char *restrict src, size_t len)
}
} else if (p != NULL) {
// Multibyte string was too long: truncate dest
dest[len - 1] = '\0';
dest[len - 1] = L'\0';
n--;
break;
} else {
@ -590,7 +619,7 @@ size_t xwcrtomb (char *restrict dest, wchar_t wc, mbstate_t *restrict mbstate)
Hence, restore the original, try to store an ending shift
sequence, then EILSEQ_REPL. */
memcpy(&mbcopy, mbstate, sizeof(mbcopy));
if ((n = wcrtomb(dest, '\0', &mbcopy)) == (size_t) -1) {
if ((n = wcrtomb(dest, L'\0', &mbcopy)) == (size_t) -1) {
errno_exit(_("xwcrtomb: NUL"));
}
dest[n] = EILSEQ_REPL;

19
src/utils.h
View File

@ -43,6 +43,7 @@
#define EILSEQ_REPL '?' // Illegal character sequence replacement
#define EILSEQ_REPL_WC L'?' // ... wide character version
/************************************************************************
@ -52,6 +53,13 @@
// Global copy, suitably modified, of localeconv() information
extern struct lconv lconvinfo;
// localeconv() information, converted to wide strings
extern wchar_t *decimal_point; // Locale's radix character
extern wchar_t *thousands_sep; // Locale's thousands separator
extern wchar_t *currency_symbol; // Local currency symbol
extern wchar_t *mon_decimal_point; // Local monetary radix character
extern wchar_t *mon_thousands_sep; // Local monetary thousands separator
/************************************************************************
* Initialisation and environment function prototypes *
@ -229,11 +237,12 @@ extern int randi (int limit);
Parameters: (none)
Returns: (nothing)
This function initialises the global variable lconvinfo with values
suitable for this program. In particular, if the POSIX or C locale is
in effect, the currency_symbol and frac_digits members are updated to
be something reasonable. This function must be called before using
localeconf_info.
This function initialises the global variable lconvinfo, as well as
decimal_point, thousands_sep, currency_symbol, mon_decimal_point and
mon_thousands_sep, with values suitable for this program. In
particular, if the POSIX or C locale is in effect, the currency_symbol
and frac_digits members of lconvinfo are updated to be something
reasonable. This function must be called before using localeconf_info.
*/
extern void init_locale (void);