Add initial rudimentary grapheme support

1 files changed, 5 insertions, 0 deletions

diff --git a/src/util.h b/src/util.h
index 0f14bdc..969821e 100644
--- a/src/util.h
+++ b/src/util.h
@@ -37,3 +37,8 @@ char *sanitized(const char *instr);
 const char *timestr(unsigned int seconds);
 
 uint64_t current_ms(void);
+
+size_t text_width(const char *utf8, size_t len);
+
+size_t utf8_next_break_left(const char *utf8, size_t pos);
+size_t utf8_next_break_right(const char *utf8, size_t pos);