Hello all

A milestone, a usage message for sed!

-- Pieter
From 281667bb736e7196342039513252f7b0587a52ad Mon Sep 17 00:00:00 2001
From: Pieter Kockx <[email protected]>
Date: Wed, 25 Oct 2017 09:55:50 +0200
Subject: [PATCH] sed: Add usage

---
 sed.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sed.c b/sed.c
index 6cfd121..259b654 100644
--- a/sed.c
+++ b/sed.c
@@ -355,7 +355,9 @@ leprintf(char *s)
 static void
 usage(void)
 {
-	eprintf("USAGE\n");
+	eprintf("usage: sed [-nrE] script [file ...]\n"
+	        "       sed [-nrE] -e script [-e script] ... [-f scriptfile] ... [file ...]\n"
+	        "       sed [-nrE] [-e script] ... -f scriptfile [-f scriptfile] ... [file ...]\n");
 }
 
 /* Differences from POSIX
-- 
2.13.5

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