listamsb: complain if pclose() fails.

1 files changed, 5 insertions, 1 deletions

diff --git a/listamsb.c b/listamsb.c
index 1a0bec9..d21623a 100644
--- a/listamsb.c
+++ b/listamsb.c
@@ -281,7 +281,11 @@ int main(int argc, char **argv) {
 		rv = 2;
 	}
 
-	if(need_pclose) pclose(outfile);
+	if(need_pclose) {
+		if(pclose(outfile) != 0) {
+			die("a8cat child process failed, do you have a8cat on your PATH?");
+		}
+	}
 
 	exit(rv);
 }