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ICU-22520 Delete unused internal feature alternateTags.

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Fredrik Roubert 2023-12-27 20:13:36 +09:00 • committed by Fredrik Roubert
parent 03a870a23c
commit 5fa7d4c7ff
1 changed files with 1 additions and 101 deletions
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102
icu4c/source/common/loclikely.cpp
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@ -71,12 +71,7 @@ appendTag(
* parameters may be nullptr pointers. If they are, their corresponding length parameters
* must be less than or equal to 0.
*
* If any of the language, script or region parameters are empty, and the alternateTags
* parameter is not nullptr, it will be parsed for potential language, script and region tags
* to be used when constructing the new tag. If the alternateTags parameter is nullptr, or
* it contains no language tag, the default tag for the unknown language is used.
*
* If the length of the new string exceeds the capacity of the output buffer,
* If the length of the new string exceeds the capacity of the output buffer,
* the function copies as many bytes to the output buffer as it can, and returns
* the error U_BUFFER_OVERFLOW_ERROR.
*
@ -94,7 +89,6 @@ appendTag(
* @param regionLength The length of the region tag.
* @param trailing Any trailing data to append to the new tag.
* @param trailingLength The length of the trailing data.
* @param alternateTags A string containing any alternate tags.
* @param sink The output sink receiving the tag string.
* @param err A pointer to a UErrorCode for error reporting.
**/
@ -108,7 +102,6 @@ createTagStringWithAlternates(
int32_t regionLength,
const char* trailing,
int32_t trailingLength,
const char* alternateTags,
icu::ByteSink& sink,
UErrorCode* err) {
@ -139,44 +132,6 @@ createTagStringWithAlternates(
&tagLength,
/*withSeparator=*/false);
}
else if (alternateTags == nullptr) {
/*
* Use the empty string for an unknown language, if
* we found no language.
*/
}
else {
/*
* Parse the alternateTags string for the language.
*/
char alternateLang[ULOC_LANG_CAPACITY];
int32_t alternateLangLength = sizeof(alternateLang);
alternateLangLength =
uloc_getLanguage(
alternateTags,
alternateLang,
alternateLangLength,
err);
if(U_FAILURE(*err) ||
alternateLangLength >= ULOC_LANG_CAPACITY) {
goto error;
}
else if (alternateLangLength == 0) {
/*
* Use the empty string for an unknown language, if
* we found no language.
*/
}
else {
appendTag(
alternateLang,
alternateLangLength,
tagBuffer,
&tagLength,
/*withSeparator=*/false);
}
}
if (scriptLength > 0) {
appendTag(
@ -186,32 +141,6 @@ createTagStringWithAlternates(
&tagLength,
/*withSeparator=*/true);
}
else if (alternateTags != nullptr) {
/*
* Parse the alternateTags string for the script.
*/
char alternateScript[ULOC_SCRIPT_CAPACITY];
const int32_t alternateScriptLength =
uloc_getScript(
alternateTags,
alternateScript,
sizeof(alternateScript),
err);
if (U_FAILURE(*err) ||
alternateScriptLength >= ULOC_SCRIPT_CAPACITY) {
goto error;
}
else if (alternateScriptLength > 0) {
appendTag(
alternateScript,
alternateScriptLength,
tagBuffer,
&tagLength,
/*withSeparator=*/true);
}
}
if (regionLength > 0) {
appendTag(
@ -223,33 +152,6 @@ createTagStringWithAlternates(
regionAppended = true;
}
else if (alternateTags != nullptr) {
/*
* Parse the alternateTags string for the region.
*/
char alternateRegion[ULOC_COUNTRY_CAPACITY];
const int32_t alternateRegionLength =
uloc_getCountry(
alternateTags,
alternateRegion,
sizeof(alternateRegion),
err);
if (U_FAILURE(*err) ||
alternateRegionLength >= ULOC_COUNTRY_CAPACITY) {
goto error;
}
else if (alternateRegionLength > 0) {
appendTag(
alternateRegion,
alternateRegionLength,
tagBuffer,
&tagLength,
/*withSeparator=*/true);
regionAppended = true;
}
}
/**
* Copy the partial tag from our internal buffer to the supplied
@ -513,7 +415,6 @@ _uloc_addLikelySubtags(const char* localeID,
(int32_t)uprv_strlen(lsr.region),
trailing,
trailingLength,
nullptr,
sink,
err);
if(U_FAILURE(*err)) {
@ -616,7 +517,6 @@ _uloc_minimizeSubtags(const char* localeID,
(int32_t)uprv_strlen(lsr.region),
trailing,
trailingLength,
nullptr,
sink,
err);
if(U_FAILURE(*err)) {