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* nlsfuncs.cc (__set_charset_from_locale): Rearrange to set charset

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more closely aligned to Glibc.
This commit is contained in:
Corinna Vinschen
2010-01-25 11:55:46 +00:00
parent 27ac64346f
commit 0f8df291ac
2 changed files with 94 additions and 28 deletions
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5
winsup/cygwin/ChangeLog
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@@ -1,3 +1,8 @@
2010-01-25 Corinna Vinschen <corinna@vinschen.de>
* nlsfuncs.cc (__set_charset_from_locale): Rearrange to set charset
more closely aligned to Glibc.
2010-01-25 Corinna Vinschen <corinna@vinschen.de>
* spawn.cc (spawn_guts): Only try to remove long path prefix from

117
winsup/cygwin/nlsfuncs.cc
View File

@@ -748,6 +748,8 @@ strxfrm (char *s1, const char *s2, size_t sn)
return ret - 1;
}
#define has_modifier(x) ((x)[0] && !strcmp (modifier, (x)))
/* Fetch default ANSI codepage from locale info and generate a setlocale
compatible character set code. Called from newlib's setlocale(), if the
charset isn't given explicitely in the POSIX compatible locale specifier. */
@@ -759,67 +761,126 @@ __set_charset_from_locale (const char *locale, char *charset)
/* "C" locale, or invalid locale? */
if (lcid == 0 || lcid == (LCID) -1)
{
__small_sprintf (charset, "ASCII");
return;
}
if (!GetLocaleInfoW (lcid,
LOCALE_IDEFAULTANSICODEPAGE | LOCALE_RETURN_NUMBER,
(PWCHAR) &cp, sizeof cp))
cp = 20127;
else if (!GetLocaleInfoW (lcid,
LOCALE_IDEFAULTANSICODEPAGE | LOCALE_RETURN_NUMBER,
(PWCHAR) &cp, sizeof cp))
cp = 0;
/* codepage to de-facto standard charset transition. */
/* Translate codepage and lcid to a charset closely aligned with the default
charsets defined in Glibc. */
const char *cs;
const char *modifier = strchr (locale, '@') ?: "";
switch (cp)
{
case 20127:
cs = "ASCII";
break;
case 874:
__small_sprintf (charset, "CP%u", cp);
cs = "CP874";
break;
case 932:
strcpy (charset, "EUCJP");
cs = "EUCJP";
break;
case 936:
strcpy (charset, "GBK");
cs = "GBK";
break;
case 949:
strcpy (charset, "EUCKR");
cs = "EUCKR";
break;
case 950:
strcpy (charset, "BIG5");
cs = "BIG5";
break;
case 1250:
strcpy (charset, "ISO-8859-2");
if (lcid == 0x2c1a /* sr_ME (Serbian Language/Montenegro) */
|| lcid == 0x241a /* sr_RS (Serbian Language/Serbia) */
|| lcid == 0x0442) /* tk_TM (Turkmen/Turkmenistan) */
cs = "UTF-8";
else if (has_modifier ("@euro"))
cs = "ISO-8859-15";
else if (lcid == 0x041c) /* sq_AL (Albanian/Albania) */
cs = "ISO-8859-1";
else
cs = "ISO-8859-2";
break;
case 1251:
strcpy (charset, "ISO-8859-5");
if (lcid == 0x0440 /* ky_KG (Kyrgyz/Kyrgyzstan) */
|| lcid == 0x0450 /* mn_MN (Mongolian/Mongolia) */
/* tt_RU (Tatar/Russia),
IQTElif alphabet */
|| (lcid == 0x0444 && has_modifier ("@iqtelif")))
cs = "UTF-8";
else if (lcid == 0x0423) /* be_BY (Belarusian/Belarus) */
cs = has_modifier ("@latin") ? "UTF-8" : "CP1251";
else if (lcid == 0x0402) /* bg_BG (Bulgarian/Bulgaria) */
cs = "CP1251";
else if (lcid == 0x0422) /* uk_UA (Ukrainian/Ukraine) */
cs = "KOI8-U";
else if (has_modifier ("@euro"))
cs = "ISO-8859-15";
else
cs = "ISO-8859-5";
break;
case 1252:
strcpy (charset, "ISO-8859-1");
if (lcid == 0x0452) /* cy_GB (Welsh/Great Britain) */
cs = "ISO-8859-14";
else if (lcid == 0x4009 /* en_IN (English/India) */
|| lcid == 0x0464 /* fil_PH (Filipino/Philippines) */
|| lcid == 0x0462 /* fy_NL (Frisian/Netherlands) */
|| lcid == 0x0468 /* ha_NG (Hausa/Nigeria) */
|| lcid == 0x0470 /* ig_NG (Igbo/Nigeria) */
|| lcid == 0x046c /* nso_ZA (Northern Sotho/South Africa) */
|| lcid == 0x0487 /* rw_RW (Kinyarwanda/Rwanda) */
|| lcid == 0x043b /* se_NO (Northern Saami/Norway) */
|| lcid == 0x0432 /* tn_ZA (Tswana/South Africa) */
|| lcid == 0x0488 /* wo_SN (Wolof/Senegal) */
|| lcid == 0x046a) /* yo_NG (Yoruba/Nigeria) */
cs = "UTF-8";
else if (lcid == 0x042e) /* hsb_DE (Upper Sorbian/Germany) */
cs = "ISO-8859-2";
else if (lcid == 0x0491 /* gd_GB (Scots Gaelic/Great Britain) */
|| has_modifier ("@euro"))
cs = "ISO-8859-15";
else
cs = "ISO-8859-1";
break;
case 1253:
strcpy (charset, "ISO-8859-7");
cs = has_modifier ("@euro") ? "ISO-8859-15" : "ISO-8859-7";
break;
case 1254:
strcpy (charset, "ISO-8859-9");
if (lcid == 0x042c /* az_AZ (Azeri/Azerbaijan) */
|| lcid == 0x0443) /* uz_UZ (Uzbek/Uzbekistan) */
cs = "UTF-8";
else
cs = has_modifier ("@euro") ? "ISO-8859-15" : "ISO-8859-9";
break;
case 1255:
strcpy (charset, "ISO-8859-8");
cs = has_modifier ("@euro") ? "ISO-8859-15" : "ISO-8859-8";
break;
case 1256:
strcpy (charset, "ISO-8859-6");
if (lcid == 0x0429 /* fa_IR (Persian/Iran) */
|| lcid == 0x0480 /* ug_CN (Uyghur/China) */
|| lcid == 0x0420) /* ur_PK (Urdu/Pakistan) */
cs = "UTF-8";
else
cs = "ISO-8859-6";
break;
case 1257:
strcpy (charset, "ISO-8859-13");
if (lcid == 0x0425) /* et_EE (Estonian/Estonia) */
cs = "ISO-8859-15";
else
cs = "ISO-8859-13";
break;
case 1258:
default:
strcpy (charset, "UTF-8");
if (lcid == 0x0481) /* mi_NZ (Maori/New Zealand) */
cs = "ISO-8859-13";
else if (lcid == 0x043a) /* mt_MT (Maltese/Malta) */
cs = "ISO-8859-3";
else
cs = "UTF-8";
break;
}
if (cp >= 1250 && cp <= 1257)
{
char *c = strchr (locale, '@');
if (c && !strcmp (c + 1, "euro"))
strcpy (charset, "ISO-8859-15");
}
stpcpy (charset, cs);
}
static char *