From 0a1a600d49d1292be82a47cfde6f0355996478f0 Mon Sep 17 00:00:00 2001
From: Ciro Santilli <ciro.santilli@gmail.com>
Date: Fri, 9 Feb 2018 23:26:58 +0000
Subject: [PATCH] exec cli strings as commands on init

---
 getting-started.md            | 10 +++++++++-
 rootfs_overlay/etc/init.d/S98 |  5 +++--
 rootfs_overlay/eval.sh        |  2 ++
 3 files changed, 14 insertions(+), 3 deletions(-)
 create mode 100755 rootfs_overlay/eval.sh

diff --git a/getting-started.md b/getting-started.md
index 7dd6387..082b0b7 100644
--- a/getting-started.md
+++ b/getting-started.md
@@ -132,7 +132,15 @@ When debugging a module, it becomes tedious to wait for build and re-type:
 
 every time.
 
-Instead, you can add your test commands to:
+Instead, you can either run them from a minimal init:
+
+    ./run -e 'init=/eval.sh - lkmc_eval="insmod /hello.ko;/poweroff.out"' -n
+
+or run them at the end of the BusyBox init, which does things like setting up networking:
+
+    ./run -e '- lkmc_eval="insmod /hello.ko;wget -S google.com;poweroff.out;"'
+
+or add them to a new `init.d` entry:
 
     cp rootfs_overlay/etc/init.d/S98 rootfs_overlay/etc/init.d/S99
     vim S99
diff --git a/rootfs_overlay/etc/init.d/S98 b/rootfs_overlay/etc/init.d/S98
index 685fc2e..0fb807b 100755
--- a/rootfs_overlay/etc/init.d/S98
+++ b/rootfs_overlay/etc/init.d/S98
@@ -1,6 +1,7 @@
 #!/bin/sh
-# For temparary test commands, first copy this file to to
-# S99 which is already gitignored.
 echo 'S98'
 # insmod /hello.ko
+if [ -n "$lkmc_eval" ]; then
+  eval "$lkmc_eval"
+fi
 exit 0
diff --git a/rootfs_overlay/eval.sh b/rootfs_overlay/eval.sh
new file mode 100755
index 0000000..997b51b
--- /dev/null
+++ b/rootfs_overlay/eval.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+eval "$lkmc_eval"