shithub: pdffs

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stream: close the filter after use

--- a/stream.c

+++ b/stream.c

@@ -22,7 +22,7 @@

 	Buffer b, x;

 	Object *of, **flts;

 	Filter *f;

-	int i, nflts;

+	int i, nflts, r;

 	s = nil;

 	if(pdfeval(&o)->type != Ostream){ /* FIXME open a string object as a stream as well? */

@@ -57,10 +57,14 @@

 			if((f = filteropen(flts[i]->name, o)) == nil)

 				goto err;

 			bufinit(&x, nil, 0);

-			if(filterrun(f, &b, &x) != 0){

+

+			r = filterrun(f, &b, &x);

+			filterclose(f);

+			if(r != 0){

 				buffree(&x);

 				goto err;

 			}

+

 			if(!bufeof(&b))

 				fprint(2, "buffer has %d bytes left\n", bufleft(&b));

 			buffree(&b);