From a0ea3f94018b0f091b75f689716c0ec358c9e019 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Haoran=20S=2E=20Diao=20=28=E5=88=81=E6=B5=A9=E7=84=B6=29?=
 <0@hairydiode.xyz>
Date: Sat, 13 Sep 2025 03:10:43 -0700
Subject: Added ECMA-48 mode switches to the list of clr commands because
 obscure private use ones like \033[?1049h found in no documentation anywhere
 can clear the screen

---
 escape.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/escape.h b/escape.h
index 20ec740..d04415d 100644
--- a/escape.h
+++ b/escape.h
@@ -17,6 +17,9 @@
 //ESC c
 //ESC [ [1-3] J
 
+//ESCMA-49 mode switch bullshit that may or may not clear the screen
+// ESC [ ? [0-9]* [lh]
+
 //ESC [ [1-2] K
 //ESC [ m @
 //	note: these two can't clear im preview b/c of scroll locking
@@ -78,6 +81,8 @@ int out_clr = 0;
 
 //updates c parity depending on cursor store and restore
 	//if c parity is not NULL
+	// only from ESC 7 and ESC 8, any terminal that implements the CSI
+	// ESC [ s and ESC [ u probably doesn't use the same buffer as above
 //sets clr to 1 if it encounters a cursor clear escape sequence
 	// if clr is not NULL
 
@@ -171,7 +176,7 @@ enum esc_state update_esc_state(char * buff,unsigned int buff_len,
 			break;
 			case CSI_START:
 			case CSI_MID:
-				if (c == 'J') {
+				if (c == 'J' || c == 'h' || c == 'l') {
 					state = CSI_END;	
 					if (clr != NULL) {
 						*clr = 1;
-- 
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