X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/93901ca4fee8a1ab71cb8b918f3d65404460f9ce..ff040e9894f62fe28bf100488211d0a407740668:/st.c?ds=sidebyside

diff --git a/st.c b/st.c
index 4b7e4eb..b9bab29 100644
--- a/st.c
+++ b/st.c
@@ -1203,6 +1203,18 @@ csihandle(void) {
 		DEFAULT(escseq.arg[0], 1);
 		tmoveto(0, term.c.y-escseq.arg[0]);
 		break;
+	case 'g': /* TBC -- Tabulation clear */
+		switch (escseq.arg[0]) {
+		case 0: /* clear current tab stop */
+			term.tabs[term.c.x] = 0;
+			break;
+		case 3: /* clear all the tabs */
+			memset(term.tabs, 0, term.col * sizeof(*term.tabs));
+			break;
+		default:
+			goto unknown;
+		}
+		break;
 	case 'G': /* CHA -- Move to <col> */
 	case '`': /* XXX: HPA -- same? */
 		DEFAULT(escseq.arg[0], 1);
@@ -1214,6 +1226,11 @@ csihandle(void) {
 		DEFAULT(escseq.arg[1], 1);
 		tmoveto(escseq.arg[1]-1, escseq.arg[0]-1);
 		break;
+	case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */
+		DEFAULT(escseq.arg[0], 1);
+		while (escseq.arg[0]--)
+			tputtab();
+		break;
 	case 'J': /* ED -- Clear screen */
 		sel.bx = -1;
 		switch(escseq.arg[0]) {