ncdirect_dump_plane: fix sprite_draw() error check #1980

src/lib/direct.c

@@ -515,7 +515,7 @@ ncdirect_dump_plane(ncdirect* n, const ncplane* np, int xoff){
     if(ncdirect_flush(n)){
       return -1;
     }
-    if(sprite_draw(&n->tcache, NULL, np->sprite, n->ttyfp, 0, xoff)){
+    if(sprite_draw(&n->tcache, NULL, np->sprite, n->ttyfp, 0, xoff) < 0){
       return -1;
     }
     if(sprite_commit(&n->tcache, n->ttyfp, np->sprite, true)){

src/lib/internal.h

@@ -675,7 +675,7 @@ uint8_t* sprixel_auxiliary_vector(const sprixel* s);
 static inline int
 sprite_scrub(const notcurses* n, const ncpile* p, sprixel* s){
 //sprixel_debug(s, stderr);
-  logdebug("Sprixel %u state %d\n", s->id, s->invalidated);
+  logdebug("sprixel %u state %d\n", s->id, s->invalidated);
   return n->tcache.pixel_scrub(p, s);
 }
 
@@ -685,7 +685,7 @@ static inline int
 sprite_draw(const tinfo* ti, const ncpile* p, sprixel* s, FILE* out,
             int y, int x){
 //sprixel_debug(s, stderr);
-  logdebug("Sprixel %u state %d\n", s->id, s->invalidated);
+  logdebug("sprixel %u state %d\n", s->id, s->invalidated);
   return ti->pixel_draw(ti, p, s, out, y, x);
 }
 
@@ -695,7 +695,7 @@ static inline int
 sprite_redraw(const tinfo* ti, const ncpile* p, sprixel* s, FILE* out,
               int y, int x){
 //sprixel_debug(s, stderr);
-  logdebug("Sprixel %u state %d\n", s->id, s->invalidated);
+  logdebug("sprixel %u state %d\n", s->id, s->invalidated);
   if(s->invalidated == SPRIXEL_MOVED && ti->pixel_move){
     // if we are kitty prior to 0.20.0, C=1 isn't available to us, and we must
     // not emit it. we use sixel_maxy_pristine as a side channel to encode