From 3268c70a761807959999d6423cf5ba294e0b359e Mon Sep 17 00:00:00 2001
From: Joshua Saxby <joshua.a.saxby@gmail.com>
Date: Sat, 30 Nov 2019 08:59:09 +0000
Subject: [PATCH] Provide hard-coded dummy implementation of parse_arguments()
This sets argv[0] to "echo" always and returns 1 for argc, so we have
something at least that works for demonstration (otherwise, load() will fail
because there's no file name)
---
userprog/parse_arguments.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/userprog/parse_arguments.c b/userprog/parse_arguments.c
index 44b83a9..c86364f 100644
--- a/userprog/parse_arguments.c
+++ b/userprog/parse_arguments.c
@@ -2,5 +2,10 @@
int parse_arguments(const char* command_line, char**argv) {
- #warning "Implement me"
+ /*
+ * XXX: Dummy implementation which sets argv[0] to "echo" so at least there's
+ * a filename to load.
+ */
+ argv[0] = "echo";
+ return 1;
}
--
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