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Improve unicode handling

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@10947 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Adam Fedor 2001-09-21 16:13:11 +00:00
parent f8cf838ad5
commit c8fc73d329
6 changed files with 46 additions and 99 deletions
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34
Source/Unicode.m
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@ -52,11 +52,15 @@ struct _ucc_ {unichar from; char to;};
// The rest of the GNUstep code stores UNICODE in internal byte order,
// so we do the same. This should be UCS-2-INTERNAL for libiconv
#ifdef WORDS_BIGENDIAN
#define UNICODE_ENC "UNICODEBIG"
#define UNICODE_INT "UNICODEBIGL"
#else
#define UNICODE_ENC "UNICODELITTLE"
#define UNICODE_INT "UNICODELITTLE"
#endif
#define UNICODE_ENC ((unicode_enc) ? unicode_enc : internal_unicode_enc())
static const char *unicode_enc = NULL;
#endif
@ -174,6 +178,8 @@ const struct _strenc_ str_encoding_table[]=
{0, "Unknown encoding"}
};
NSStringEncoding *GetAvailableEncodings()
{
// FIXME: This should check which iconv definitions are available and
@ -279,6 +285,30 @@ GetEncodingName(NSStringEncoding encoding)
#ifdef HAVE_ICONV
/* Check to see what type of internal unicode format the library supports */
static const char *
internal_unicode_enc()
{
iconv_t conv;
unicode_enc = UNICODE_INT;
conv = iconv_open(unicode_enc, "ASCII");
if (conv != (iconv_t)-1)
{
iconv_close(conv);
return unicode_enc;
}
unicode_enc = "UCS-2-INTERNAL";
conv = iconv_open(unicode_enc, "ASCII");
if (conv != (iconv_t)-1)
{
iconv_close(conv);
return unicode_enc;
}
unicode_enc = "UCS-2";
/* This had better work */
return unicode_enc;
}
static char *
iconv_stringforencoding(NSStringEncoding enc)
{