From 10c4a9af585869da2d26c136c49cc79f2ca45e50 Mon Sep 17 00:00:00 2001
From: "Nathan P. Reiner" <nathan@nathanreiner.xyz>
Date: Fri, 16 Dec 2022 09:33:11 +0100
Subject: implement wstdf

---
 smash/main.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'smash/main.c')

diff --git a/smash/main.c b/smash/main.c
index 0b3dc20..2422363 100644
--- a/smash/main.c
+++ b/smash/main.c
@@ -15,12 +15,16 @@ int main(int argc, char *argv[], char *envp[])
 {
 	char buf[BUFSIZ] = {0};
 	char prompt[] = "$ ";
+	u64 line_length;
 
 	while (1) {
 		write(STDOUT_FD, prompt, cstr_length(prompt));
 		read(STDIN_FD, buf, 1024);
-		buf[cstr_length(buf) - 1] = 0;
-		exec(buf);
+		line_length = cstr_length(buf);
+		if (line_length > 1) {
+			buf[line_length - 1] = 0;
+			exec(buf);
+		}
 		clear_buf(buf);
 	}
 }
-- 
cgit v1.2.3-70-g09d2