removing (outdated) drawterm

drawterm is much better maintained by russ cox,
so removing this outdated copy.

for a more recent version, go to:

http://swtch.com/drawterm/

1 files changed, 0 insertions, 40 deletions

diff --git a/sys/src/cmd/unix/drawterm/libmp/mpright.c b/sys/src/cmd/unix/drawterm/libmp/mpright.c
deleted file mode 100644
index 6c42de168..000000000
--- a/sys/src/cmd/unix/drawterm/libmp/mpright.c
+++ /dev/null
@@ -1,40 +0,0 @@
-#include "os.h"
-#include <mp.h>
-#include "dat.h"
-
-// res = b >> shift
-void
-mpright(mpint *b, int shift, mpint *res)
-{
-	int d, l, r, i;
-	mpdigit this, last;
-
-	// a negative right shift is a left shift
-	if(shift < 0){
-		mpleft(b, -shift, res);
-		return;
-	}
-
-	if(res != b)
-		mpbits(res, b->top*Dbits - shift);
-	d = shift/Dbits;
-	r = shift - d*Dbits;
-	l = Dbits - r;
-
-	// special case digit shifts
-	if(r == 0){
-		for(i = 0; i < b->top-d; i++)
-			res->p[i] = b->p[i+d];
-	} else {
-		last = b->p[d];
-		for(i = 0; i < b->top-d-1; i++){
-			this = b->p[i+d+1];
-			res->p[i] = (this<<l) | (last>>r);
-			last = this;
-		}
-		res->p[i++] = last>>r;
-	}
-	while(i > 0 && res->p[i-1] == 0)
-		i--;
-	res->top = i;
-}