From 61c808d4e5326c738698a676d7d29272a33b6cc5 Mon Sep 17 00:00:00 2001
From: Tatsuya Kawano <tatsuya@hibaridb.org>
Date: Mon, 30 Jan 2017 10:06:59 +0800
Subject: [PATCH] Update README; `cargo build -jN` will set/override $NUM_JOBS
 for you.

---
 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index bab925b..2d3e5ed 100644
--- a/README.md
+++ b/README.md
@@ -106,7 +106,9 @@ gcc = { version = "0.3", features = ["parallel"] }
 ```
 
 By default gcc-rs will limit parallelism to `$NUM_JOBS`, or if not present it
-will limit it to the number of cpus on the machine.
+will limit it to the number of cpus on the machine. If you are using cargo,
+use `-jN` option of `build`, `test` and `run` commands as `$NUM_JOBS`
+is supplied by cargo.
 
 ## Compile-time Requirements