config.mk

@@ -1,5 +1,5 @@
 # st version
-VERSION = 0.9.2
+VERSION = 0.9.1
 
 # Customize below to fit your system
 

st.c

@@ -86,8 +86,8 @@ enum escape_state {
 
 typedef struct {
 	Glyph attr; /* current char attributes */
-	int x;
-	int y;
+	int x; /* terminal column */
+	int y; /* terminal row */
 	char state;
 } TCursor;
 
@@ -1132,7 +1132,6 @@ csiparse(void)
 {
 	char *p = csiescseq.buf, *np;
 	long int v;
-	int sep = ';'; /* colon or semi-colon, but not both */
 
 	csiescseq.narg = 0;
 	if (*p == '?') {
@@ -1150,9 +1149,7 @@ csiparse(void)
 			v = -1;
 		csiescseq.arg[csiescseq.narg++] = v;
 		p = np;
-		if (sep == ';' && *p == ':')
-			sep = ':'; /* allow override to colon once */
-		if (*p != sep || csiescseq.narg == ESC_ARG_SIZ)
+		if (*p != ';' || csiescseq.narg == ESC_ARG_SIZ)
 			break;
 		p++;
 	}
@@ -2178,12 +2175,16 @@ tstrsequence(uchar c)
 void
 tcontrolcode(uchar ascii)
 {
+	size_t i;
+
 	switch (ascii) {
 	case '\t':   /* HT */
 		tputtab(1);
 		return;
 	case '\b':   /* BS */
-		tmoveto(term.c.x-1, term.c.y);
+		for (i = 1; term.c.x && term.line[term.c.y][term.c.x - i].u == 0; ++i)
+			;
+		tmoveto(term.c.x - i, term.c.y);
 		return;
 	case '\r':   /* CR */
 		tmoveto(0, term.c.y);

x.c

@@ -1617,9 +1617,6 @@ xseticontitle(char *p)
 	XTextProperty prop;
 	DEFAULT(p, opt_title);
 
-	if (p[0] == '\0')
-		p = opt_title;
-
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
 	                                &prop) != Success)
 		return;
@@ -1634,9 +1631,6 @@ xsettitle(char *p)
 	XTextProperty prop;
 	DEFAULT(p, opt_title);
 
-	if (p[0] == '\0')
-		p = opt_title;
-
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
 	                                &prop) != Success)
 		return;