From 155a29d9b336b1d331f163e3a859772dd041b388 Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Fri, 3 Nov 2023 20:49:24 +0000
Subject: [PATCH] preinit: strip trailing newline(s) on /proc/cmdline

---
 pkgs/preinit/preinit.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/preinit/preinit.c b/pkgs/preinit/preinit.c
index 227113a8..f36f4a03 100644
--- a/pkgs/preinit/preinit.c
+++ b/pkgs/preinit/preinit.c
@@ -50,8 +50,13 @@ int main(int argc, char *argv[], char *envp[])
     if(cmdline>=0) {
 	int len = read(cmdline, buf, sizeof buf - 1);
 	buf[len]='\0';
-	write(1, "cmdline ", 8);
+	while(buf[len-1]=='\n') {
+	    buf[len-1]='\0';
+	    len--;
+	}
+	write(1, "cmdline: \"", 10);
 	write(1, buf, len);
+	write(1, "\"\n", 2);
     };
 
     parseopts(buf, &rootdevice, &rootfstype);