From c4d8f4042253a165439cd6bd64dafd0e92e5fb58 Mon Sep 17 00:00:00 2001
From: Justine Tunney <jtunney@gmail.com>
Date: Fri, 18 Mar 2022 13:31:47 -0700
Subject: [PATCH] Fix regression in kilo example

---
 examples/examples.mk | 3 ++-
 examples/kilo.c      | 5 ++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/examples/examples.mk b/examples/examples.mk
index fedc2b780..ade86434a 100644
--- a/examples/examples.mk
+++ b/examples/examples.mk
@@ -93,7 +93,8 @@ o/$(MODE)/examples/examples.pkg:				\
 
 o/$(MODE)/examples/unbourne.o:					\
 		OVERRIDE_CPPFLAGS +=				\
-			-DSTACK_FRAME_UNLIMITED
+			-DSTACK_FRAME_UNLIMITED			\
+			-fpie
 
 o/$(MODE)/examples/%.com.dbg:					\
 		$(EXAMPLES_DEPS)				\
diff --git a/examples/kilo.c b/examples/kilo.c
index 5a01c4ba4..f30428ac4 100644
--- a/examples/kilo.c
+++ b/examples/kilo.c
@@ -249,7 +249,10 @@ fatal:
 int editorReadKey(int64_t fd) {
   int nread;
   char c, seq[3];
-  if ((nread = read(fd, &c, 1)) == -1) exit(1);
+  do {
+    nread = read(fd, &c, 1);
+    if (nread == -1) exit(1);
+  } while (!nread);
 
   while (1) {
     switch (c) {