From: Jochen Sprickerhof <[email protected]> st supports this already, only the terminfo was missing. Test with:
echo -e "\x1b[4:1mThis\x1b[4:2m is\x1b[4:3m a\x1b[4:4m test\x1b[4:5m for\x1b[4:0m underlines" Needed for underline spelling errors in neovim inside tmux since https://github.com/tmux/tmux/commit/7499d925da697498b7ee69b0effaa8b5176a50bf --- st.info | 1 + 1 file changed, 1 insertion(+) diff --git a/st.info b/st.info index efab2cf..4e27f7a 100644 --- a/st.info +++ b/st.info @@ -177,6 +177,7 @@ st-mono| simpleterm monocolor, smkx=\E[?1h\E=, smso=\E[7m, smul=\E[4m, + Smulx=\E[4:%p1%dm, tbc=\E[3g, tsl=\E]0;, xenl, -- 2.51.0
