From 4de07e4be7aa33f9401de6cf69738230f9741786 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Thu, 10 Jan 2019 00:48:07 +0100
Subject: comments

---
 repl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/repl.c b/repl.c
index 665523c..a98c727 100644
--- a/repl.c
+++ b/repl.c
@@ -6,7 +6,7 @@
 #include <readline/readline.h>
 #include <readline/history.h>
 
-void handle_int(int sig) {
+void handle_int(int sig) { /* handle ctrl-c */
 	printf("\n");
 	rl_on_new_line();
 	rl_replace_line("", 0);
@@ -27,7 +27,7 @@ int main(int argc, char *argv[]) {
 	act.sa_handler = handle_int;
 	sigaction(SIGINT, &act, NULL);
 
-	rl_clear_signals();
+	rl_clear_signals(); /* tell readline to ignore signals */
 
 	while (true) {
 		char *input = readline(prompt);
-- 
cgit v1.2.3