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From d2af3bc375e2a77139c3a28d6128c60cd8d08655 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sun, 4 Apr 2021 03:50:09 -0700
Subject: [PATCH] parse: Check for non-empty command/rspfile/rspfile_content
This matches ninja behavior and prevents the possibility of a rule
with an empty (NULL) command string.
Fixes #68.
---
parse.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/parse.c b/parse.c
index f79a5ee..b4b98a1 100644
--- a/parse.c
+++ b/parse.c
@@ -42,6 +42,8 @@ parserule(struct scanner *s, struct environment *env)
var = scanname(s);
parselet(s, &val);
ruleaddvar(r, var, val);
+ if (!val)
+ continue;
if (strcmp(var, "command") == 0)
hascommand = true;
else if (strcmp(var, "rspfile") == 0)
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