cleanup.

st.c

@@ -218,13 +218,13 @@ selinit(void) {
 }
 
 static inline int selected(int x, int y) {
-	if ((sel.ey==y && sel.by==y)) {
+	if(sel.ey == y && sel.by == y) {
 		int bx = MIN(sel.bx, sel.ex);
 		int ex = MAX(sel.bx, sel.ex);
-		return (x>=bx && x<=ex);
+		return BETWEEN(x, bx, ex);
 	}
-	return (((y>sel.b[1] && y<sel.e[1]) || (y==sel.e[1] && x<=sel.e[0])) || \
-		(y==sel.b[1] && x>=sel.b[0] && (x<=sel.e[0] || sel.b[1]!=sel.e[1])));
+	return ((sel.b[1] < y&&y < sel.e[1]) || (y==sel.e[1] && x<=sel.e[0])) 
+		|| (y==sel.b[1] && x>=sel.b[0] && (x<=sel.e[0] || sel.b[1]!=sel.e[1]));
 }
 
 static void getbuttoninfo(XEvent *e, int *b, int *x, int *y) {
@@ -249,13 +249,12 @@ static char *getseltext() {
 	int ls, x, y, sz;
 	if(sel.bx == -1)
 		return NULL;
-	sz = ((term.col+1) * (sel.e[1]-sel.b[1]+1));
+	sz = (term.col+1) * (sel.e[1]-sel.b[1]+1);
 	ptr = str = malloc(sz);
 	for(y = 0; y < term.row; y++) {
-		for(x = 0; x < term.col; x++) {
+		for(x = 0; x < term.col; x++)
 			if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y)))
 				*ptr = term.line[y][x].c, ptr++;
-		}
 		if(ls)
 			*ptr = '\n', ptr++;
 	}