mothra: fix a few errors in previous patch

- nil check pl_blue allocation, and don't do it every time pl_rtdraw is called
- fix re-adding previously removed flushimage calls
- correct format for pointer
- sysfatal in pl_drawinit on error

1 files changed, 1 insertions, 4 deletions

diff --git a/sys/src/cmd/mothra/libpanel/event.c b/sys/src/cmd/mothra/libpanel/event.c
index 08dbf6bd1..4a9355d58 100644
--- a/sys/src/cmd/mothra/libpanel/event.c
+++ b/sys/src/cmd/mothra/libpanel/event.c
@@ -9,10 +9,8 @@ void plgrabkb(Panel *g){
 	plkbfocus=g;
 }
 void plkeyboard(Rune c){
-	if(plkbfocus){
+	if(plkbfocus)
 		plkbfocus->type(plkbfocus, c);
-		flushimage(display, 1);
-	}
 }
 
 /*
@@ -47,5 +45,4 @@ void plmouse(Panel *g, Mouse *m){
 			g->flags&=~REMOUSE;
 		g->lastmouse=hit;
 	}
-	flushimage(display, 1);
 }