removing (outdated) drawterm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so removing this outdated copy.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, 79 deletions

diff --git a/sys/src/cmd/unix/drawterm/libmemlayer/lalloc.c b/sys/src/cmd/unix/drawterm/libmemlayer/lalloc.c
deleted file mode 100644
index 8f2e966eb..000000000
--- a/sys/src/cmd/unix/drawterm/libmemlayer/lalloc.c
+++ /dev/null
@@ -1,79 +0,0 @@
-#include <u.h>
-#include <libc.h>
-#include <draw.h>
-#include <memdraw.h>
-#include <memlayer.h>
-
-Memimage*
-memlalloc(Memscreen *s, Rectangle screenr, Refreshfn refreshfn, void *refreshptr, ulong val)
-{
-	Memlayer *l;
-	Memimage *n;
-	static Memimage *paint;
-
-	if(paint == nil){
-		paint = allocmemimage(Rect(0,0,1,1), RGBA32);
-		if(paint == nil)
-			return nil;
-		paint->flags |= Frepl;
-		paint->clipr = Rect(-0x3FFFFFF, -0x3FFFFFF, 0x3FFFFFF, 0x3FFFFFF);
-	}
-
-	n = allocmemimaged(screenr, s->image->chan, s->image->data, s->image->X);
-	if(n == nil)
-		return nil;
-	l = malloc(sizeof(Memlayer));
-	if(l == nil){
-		free(n);
-		return nil;
-	}
-
-	l->screen = s;
-	if(refreshfn)
-		l->save = nil;
-	else{
-		l->save = allocmemimage(screenr, s->image->chan);
-		if(l->save == nil){
-			free(l);
-			free(n);
-			return nil;
-		}
-		/* allocmemimage doesn't initialize memory; this paints save area */
-		if(val != DNofill)
-			memfillcolor(l->save, val);
-	}
-	l->refreshfn = refreshfn;
-	l->refreshptr = nil;	/* don't set it until we're done */
-	l->screenr = screenr;
-	l->delta = Pt(0,0);
-
-	n->data->ref++;
-	n->zero = s->image->zero;
-	n->width = s->image->width;
-	n->layer = l;
-
-	/* start with new window behind all existing ones */
-	l->front = s->rearmost;
-	l->rear = nil;
-	if(s->rearmost)
-		s->rearmost->layer->rear = n;
-	s->rearmost = n;
-	if(s->frontmost == nil)
-		s->frontmost = n;
-	l->clear = 0;
-
-	/* now pull new window to front */
-	_memltofrontfill(n, val != DNofill);
-	l->refreshptr = refreshptr;
-
-	/*
-	 * paint with requested color; previously exposed areas are already right
-	 * if this window has backing store, but just painting the whole thing is simplest.
-	 */
-	if(val != DNofill){
-		memsetchan(paint, n->chan);
-		memfillcolor(paint, val);
-		memdraw(n, n->r, paint, n->r.min, nil, n->r.min, S);
-	}
-	return n;
-}