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* stdio-common/vfscanf.c: Add support for reading localized
	digits.  Patch mainly by Hamed Malek <hamed@bamdad.org>.
This commit is contained in:
Ulrich Drepper 2004-10-11 22:28:15 +00:00
parent 4e1c4a1670
commit f448d449c7
4 changed files with 100 additions and 6 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2004-10-11 Ulrich Drepper <drepper@redhat.com>
* stdio-common/vfscanf.c: Add support for reading localized
digits. Patch mainly by Hamed Malek <hamed@bamdad.org>.
* resolv/res_init.c (res_thread_freeres): Reset _res.options.
[BZ #434]

5
localedata/ChangeLog
View file

@ -1,3 +1,8 @@
2004-10-11 Ulrich Drepper <drepper@redhat.com>
* locales/fa_IR: Add to_inpunct map.
Patch by Hamed Malek <hamed@bamdad.org>.
2004-10-04 Ulrich Drepper <drepper@redhat.com>
* locales/gu_IN: Update various incorrect and missing information.

18
localedata/locales/fa_IR
View file

@ -10,8 +10,8 @@ escape_char /
% Fax: +98 21 6019568
% Language: fa
% Territory: IR
% Revision: 2.3
% Date: 2004-03-16
% Revision: 2.4
% Date: 2004-09-04
% Users: general
% Repertoiremap:
% Charset: UTF-8
@ -50,6 +50,20 @@ copy "i18n"
outdigit <U06F0>..<U06F9>
map to_inpunct; /
(<U0030>,<U06F0>); /
(<U0031>,<U06F1>); /
(<U0032>,<U06F2>); /
(<U0033>,<U06F3>); /
(<U0034>,<U06F4>); /
(<U0035>,<U06F5>); /
(<U0036>,<U06F6>); /
(<U0037>,<U06F7>); /
(<U0038>,<U06F8>); /
(<U0039>,<U06F9>); /
(<U002E>,<U066B>); /
(<U002C>,<U066C>)
map to_outpunct; /
(<U002E>,<U066B>); /
(<U002C>,<U066C>)

80
stdio-common/vfscanf.c
View file

@ -1163,9 +1163,15 @@ _IO_vfscanf (s, format, argptr, errp)
int level;
#ifdef COMPILE_WSCANF
const wchar_t *wcdigits[10];
const wchar_t *wcdigits_extended[10];
#else
const char *mbdigits[10];
const char *mbdigits_extended[10];
#endif
/* "to_inpunct" is a map from ASCII digits to their
equivalent in locale. This is defined for locales
which use an extra digits set. */
wctrans_t map = __wctrans ("to_inpunct");
int n;
from_level = 0;
@ -1176,6 +1182,66 @@ _IO_vfscanf (s, format, argptr, errp)
to_level = (uint32_t) curctype->values[_NL_ITEM_INDEX (_NL_CTYPE_INDIGITS_MB_LEN)].word - 1;
#endif
/* Get the alternative digit forms if there are any. */
if (__builtin_expect (map != NULL, 0))
{
/* Adding new level for extra digits set in locale file. */
++to_level;
for (n = 0; n < 10; ++n)
{
#ifdef COMPILE_WSCANF
wcdigits[n] = (const wchar_t *)
_NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_WC + n);
wchar_t *wc_extended = (wchar_t *)
alloca ((to_level + 2) * sizeof (wchar_t));
__wmemcpy (wc_extended, wcdigits[n], to_level);
wc_extended[to_level] = __towctrans (L'0' + n, map);
wc_extended[to_level + 1] = '\0';
wcdigits_extended[n] = wc_extended;
#else
mbdigits[n]
= curctype->values[_NL_CTYPE_INDIGITS0_MB + n].string;
/* Get the equivalent wide char in map. */
wint_t extra_wcdigit = __towctrans (L'0' + n, map);
/* Convert it to multibyte representation. */
mbstate_t state;
memset (&state, '\0', sizeof (state));
char extra_mbdigit[MB_LEN_MAX];
size_t mblen
= __wcrtomb (extra_mbdigit, extra_wcdigit, &state);
if (mblen == (size_t) -1)
{
/* Ignore this new level. */
map = NULL;
break;
}
/* Calculate the length of mbdigits[n]. */
const char *last_char = mbdigits[n];
for (level = 0; level < to_level; ++level)
last_char = strchr (last_char, '\0') + 1;
size_t mbdigits_len = last_char - mbdigits[n];
/* Allocate memory for extended multibyte digit. */
char *mb_extended;
mb_extended = (char *) alloca (mbdigits_len + mblen + 1);
/* And get the mbdigits + extra_digit string. */
*(char *) __mempcpy (__mempcpy (mb_extended, mbdigits[n],
mbdigits_len),
extra_mbdigit, mblen) = '\0';
mbdigits_extended[n] = mb_extended;
#endif
}
}
/* Read the number into workspace. */
while (c != EOF && width != 0)
{
@ -1185,8 +1251,11 @@ _IO_vfscanf (s, format, argptr, errp)
{
/* Get the string for the digits with value N. */
#ifdef COMPILE_WSCANF
wcdigits[n] = (const wchar_t *)
_NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_WC + n);
if (__builtin_expect (map != NULL, 0))
wcdigits[n] = wcdigits_extended[n];
else
wcdigits[n] = (const wchar_t *)
_NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_WC + n);
wcdigits[n] += from_level;
if (c == (wint_t) *wcdigits[n])
@ -1201,8 +1270,11 @@ _IO_vfscanf (s, format, argptr, errp)
const char *cmpp;
int avail = width > 0 ? width : INT_MAX;
mbdigits[n]
= curctype->values[_NL_CTYPE_INDIGITS0_MB + n].string;
if (__builtin_expect (map != NULL, 0))
mbdigits[n] = mbdigits_extended[n];
else
mbdigits[n]
= curctype->values[_NL_CTYPE_INDIGITS0_MB + n].string;
for (level = 0; level < from_level; level++)
mbdigits[n] = strchr (mbdigits[n], '\0') + 1;