use struct instead of array.

diff --git a/st.c b/st.c
index bff500b..a5cca17 100644 (file)
--- a/st.c
+++ b/st.c
@@ -125,11 +125,12 @@ typedef struct {
        GC gc;
 } DC;
 
+/* TODO: use better name for vars... */
 typedef struct {
        int mode;
        int bx, by;
        int ex, ey;
-       int b[2], e[2];
+       struct {int x, y;}  b, e;
        char *clip;
 } Selection;
 
@@ -223,8 +224,8 @@ static inline int selected(int x, int y) {
                int ex = MAX(sel.bx, sel.ex);
                return BETWEEN(x, bx, ex);
        }
-       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]));
+       return ((sel.b.y < y&&y < sel.e.y) || (y==sel.e.y && x<=sel.e.x)) 
+               || (y==sel.b.y && x>=sel.b.x && (x<=sel.e.x || sel.b.y!=sel.e.y));
 }
 
 static void getbuttoninfo(XEvent *e, int *b, int *x, int *y) {
@@ -232,10 +233,10 @@ static void getbuttoninfo(XEvent *e, int *b, int *x, int *y) {
                *b=*b==4096?5:*b==2048?4:*b==1024?3:*b==512?2:*b==256?1:-1;
        *x = e->xbutton.x/xw.cw;
        *y = e->xbutton.y/xw.ch;
-       sel.b[0] = sel.by < sel.ey ? sel.bx : sel.ex;
-       sel.b[1] = MIN(sel.by, sel.ey);
-       sel.e[0] = sel.by < sel.ey ? sel.ex : sel.bx;
-       sel.e[1] = MAX(sel.by, sel.ey);
+       sel.b.x = sel.by < sel.ey ? sel.bx : sel.ex;
+       sel.b.y = MIN(sel.by, sel.ey);
+       sel.e.x = sel.by < sel.ey ? sel.ex : sel.bx;
+       sel.e.y = MAX(sel.by, sel.ey);
 }
 
 static void bpress(XEvent *e) {
@@ -249,7 +250,7 @@ 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.y-sel.b.y+1);
        ptr = str = malloc(sz);
        for(y = 0; y < term.row; y++) {
                for(x = 0; x < term.col; x++)