Upgrade to ICU 74

README.md

@@ -12,7 +12,8 @@ See the following version matrix:
 | `FoundationICU` version | `ICU` version |
 | --- | --- |
 | `0.0.2` and below | `70.1` |
-| `0.0.3` and above | `72.1` |
+| `0.0.3` ~ `0.0.9`  | `72.1` |
+| `0.0.10` and above | `74.0` |
 
 
 ## Adding FoundationICU as a Dependency

icuSources/common/CMakeLists.txt

@@ -13,7 +13,6 @@
 ##===----------------------------------------------------------------------===##
 
 target_include_directories(_FoundationICU PRIVATE .)
-
 target_sources(_FoundationICU
     PRIVATE
         aaplbfct.cpp
@@ -31,7 +30,6 @@ target_sources(_FoundationICU
         chariter.cpp
         charstr.cpp
         cmemory.cpp
-        cpputils.h
         cstr.cpp
         cstring.cpp
         cwchar.cpp
@@ -43,9 +41,9 @@ target_sources(_FoundationICU
         errorcode.cpp
         filteredbrk.cpp
         filterednormalizer2.cpp
+        icu_packaged_data.cpp
         icudataver.cpp
         icuplug.cpp
-        icu_packaged_data.cpp
         loadednormalizer2impl.cpp
         localebuilder.cpp
         localematcher.cpp
@@ -65,6 +63,7 @@ target_sources(_FoundationICU
         lsr.cpp
         lstmbe.cpp
         messagepattern.cpp
+        mlbe.cpp
         normalizer2.cpp
         normalizer2impl.cpp
         normlzr.cpp
@@ -169,6 +168,8 @@ target_sources(_FoundationICU
         uloc.cpp
         uloc_keytype.cpp
         uloc_tag.cpp
+        ulocale.cpp
+        ulocbuilder.cpp
         ulocdata.cpp
         umapfile.cpp
         umath.cpp

icuSources/common/appendable.cpp

@@ -25,23 +25,23 @@ Appendable::~Appendable() {}
 UBool
 Appendable::appendCodePoint(UChar32 c) {
     if(c<=0xffff) {
-        return appendCodeUnit((UChar)c);
+        return appendCodeUnit((char16_t)c);
     } else {
         return appendCodeUnit(U16_LEAD(c)) && appendCodeUnit(U16_TRAIL(c));
     }
 }
 
 UBool
-Appendable::appendString(const UChar *s, int32_t length) {
+Appendable::appendString(const char16_t *s, int32_t length) {
     if(length<0) {
-        UChar c;
+        char16_t c;
         while((c=*s++)!=0) {
             if(!appendCodeUnit(c)) {
                 return false;
             }
         }
     } else if(length>0) {
-        const UChar *limit=s+length;
+        const char16_t *limit=s+length;
         do {
             if(!appendCodeUnit(*s++)) {
                 return false;
@@ -56,14 +56,14 @@ Appendable::reserveAppendCapacity(int32_t /*appendCapacity*/) {
     return true;
 }
 
-UChar *
+char16_t *
 Appendable::getAppendBuffer(int32_t minCapacity,
                             int32_t /*desiredCapacityHint*/,
-                            UChar *scratch, int32_t scratchCapacity,
+                            char16_t *scratch, int32_t scratchCapacity,
                             int32_t *resultCapacity) {
     if(minCapacity<1 || scratchCapacity<minCapacity) {
         *resultCapacity=0;
-        return NULL;
+        return nullptr;
     }
     *resultCapacity=scratchCapacity;
     return scratch;

icuSources/common/bmpset.cpp

@@ -319,9 +319,9 @@ BMPSet::contains(UChar32 c) const {
  * Check for sufficient length for trail unit for each surrogate pair.
  * Handle single surrogates as surrogate code points as usual in ICU.
  */
-const UChar *
-BMPSet::span(const UChar *s, const UChar *limit, USetSpanCondition spanCondition) const {
-    UChar c, c2;
+const char16_t *
+BMPSet::span(const char16_t *s, const char16_t *limit, USetSpanCondition spanCondition) const {
+    char16_t c, c2;
 
     if(spanCondition) {
         // span
@@ -408,9 +408,9 @@ BMPSet::span(const UChar *s, const UChar *limit, USetSpanCondition spanCondition
 }
 
 /* Symmetrical with span(). */
-const UChar *
-BMPSet::spanBack(const UChar *s, const UChar *limit, USetSpanCondition spanCondition) const {
-    UChar c, c2;
+const char16_t *
+BMPSet::spanBack(const char16_t *s, const char16_t *limit, USetSpanCondition spanCondition) const {
+    char16_t c, c2;
 
     if(spanCondition) {
         // span

icuSources/common/bmpset.h

@@ -48,14 +48,14 @@ class BMPSet : public UMemory {
      * It must be s<limit and spanCondition==0 or 1.
      * @return The string pointer which limits the span.
      */
-    const UChar *span(const UChar *s, const UChar *limit, USetSpanCondition spanCondition) const;
+    const char16_t *span(const char16_t *s, const char16_t *limit, USetSpanCondition spanCondition) const;
 
     /*
      * Span the trailing substring for which each character c has spanCondition==contains(c).
      * It must be s<limit and spanCondition==0 or 1.
      * @return The string pointer which starts the span.
      */
-    const UChar *spanBack(const UChar *s, const UChar *limit, USetSpanCondition spanCondition) const;
+    const char16_t *spanBack(const char16_t *s, const char16_t *limit, USetSpanCondition spanCondition) const;
 
     /*
      * Span the initial substring for which each character c has spanCondition==contains(c).