commit 2305d5784b406861eee529f3eb4b075526dac40c
from: Omar Polo <op@omarpolo.com>
date: Sat Aug 07 20:28:09 2021 UTC

handle EAGAIN

commit - d41deb935181aa31b5aec732ed6f4e9b3baaec67
commit + 2305d5784b406861eee529f3eb4b075526dac40c
blob - b65fced40d6ccc60aa3670e37065b2718bc50979
blob + bece9fc43fd8e5dbd173576254f9ecac1845f8da
--- script.c
+++ script.c
@@ -102,8 +102,11 @@ check_for_output(void)
 		return;
 
 	for (;;) {
-		if ((r = read(child_out, buf, sizeof(buf))) == -1)
+		if ((r = read(child_out, buf, sizeof(buf))) == -1) {
+			if (errno == EAGAIN)
+				break;
 			fatal("read");
+		}
 		if (r == 0)
 			break;
 		before_printing();