shithub: nvi

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skip empty strings when printing info

--- a/nvi.c

+++ b/nvi.c

@@ -92,9 +92,12 @@

 		for(i = 0, f = info->fmt; i < info->nfmt; i++, f++)

 			print("%d\t%s\t%Z\t%s\n", f->id, f->quality ? f->quality : "----", f->sz, f->type);

 		print("\n");

-		print("author: %s\n", info->author);

-		print("title: %s\n", info->title);

-		print("description: %s\n", info->description);

+		if(*info->author)

+			print("author: %s\n", info->author);

+		if(*info->title)

+			print("title: %s\n", info->title);

+		if(*info->description)

+			print("description: %s\n", info->description);

 		if(info->duration != 0)

 			print("duration: %P\n", info->duration);

 		if(info->published != 0)