upper_flags to caseflags, and mark dst as restrict

1 files changed, 7 insertions, 6 deletions

diff --git a/include/unicode/string.h b/include/unicode/string.h
index 10e16ae..0341af9 100644
--- a/include/unicode/string.h
+++ b/include/unicode/string.h
@@ -6,16 +6,17 @@
 #include "__charN_t.h"
 #include "__u8view.h"
 
-enum [[clang::__flag_enum__]] upper_flags {
-	UF_LANG_AZ = 1 << 0,
-	UF_LANG_TR = 1 << 0,
-	UF_LANG_LT = 1 << 1,
-	UF_ẞ       = 1 << 2,
+enum [[clang::__flag_enum__]] caseflags {
+	UF_LANG_AZ = 1 << 0, /* Azeri; alias for UF_LANG_TR */
+	UF_LANG_TR = 1 << 0, /* Turkish; alias for UF_LANG_AZ */
+	UF_LANG_LT = 1 << 1, /* Lithuanian */
+	UF_ẞ       = 1 << 2, /* Use ‘ẞ’ as the uppercase of ‘ß’ */
 };
 
 size_t u8glen(const char8_t *, size_t);
 size_t u8gnext(struct u8view *, const char8_t **, size_t *);
 
-size_t u8upper(char8_t *, size_t, const char8_t *, size_t, enum upper_flags);
+size_t u8upper(char8_t *restrict, size_t, const char8_t *, size_t,
+               enum caseflags);
 
 #endif /* !MLIB_UNICODE_STRING_H */