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ICU-555 Fallback (default) conversion

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X-SVN-Rev: 6798
This commit is contained in:
Steven R. Loomis 2001-11-12 20:58:22 +00:00
parent d1fc5965f4
commit 127853b0fd
2 changed files with 27 additions and 4 deletions
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6
icu4c/source/common/putil.c
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@ -1443,13 +1443,13 @@ const char* uprv_getDefaultCodepage()
}
else
{
/* if the table lookup failed, return latin1. */
uprv_strcpy(codesetName, "LATIN_1");
/* if the table lookup failed, return US ASCII (ISO 646). */
uprv_strcpy(codesetName, "US-ASCII");
}
}
return codesetName;
#else
return "LATIN_1";
return "US-ASCII";
#endif
}

25
icu4c/source/common/ucnv_io.c
View file

@ -491,9 +491,32 @@ ucnv_io_getDefaultConverterName() {
if(U_FAILURE(errorCode) || name==NULL) {
name=codepage;
}
defaultConverterName=name;
}
/* if the name is there, test it out */
if(name != NULL) {
UErrorCode errorCode = U_ZERO_ERROR;
UConverter *cnv;
cnv = ucnv_open(name, &errorCode);
if(U_FAILURE(errorCode) || (cnv == NULL)) {
/* Panic time, let's use a fallback. */
#if (U_CHARSET_FAMILY == U_ASCII_FAMILY)
name = "US-ASCII";
#else
name = "ibm-37"; /* there is no 'algorithmic' converter for ebcdic. */
#endif
}
ucnv_close(cnv);
}
if(name != NULL) {
/* Did find a name. And it works.*/
defaultConverterName=name;
}
}
return name;
}