From f38d67dd576b77b58dafcd3a58516c51542733e3 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sat, 14 Sep 2013 16:57:18 +1200
Subject: Search for needed commands in PATH

---
 psshd | 27 ++++++++++++---------------
 1 file changed, 12 insertions(+), 15 deletions(-)

diff --git a/psshd b/psshd
index faec1bf..f8dcdc6 100755
--- a/psshd
+++ b/psshd
@@ -17,20 +17,17 @@
 # Name self
 self=psshd
 
-# Path to autossh binary (not any wrapper script)
-autossh='/usr/lib/autossh/autossh'
+# Extend path to find autossh and start-stop-daemon binaries
+PATH=/usr/lib/autossh/autossh:/sbin:$PATH
 
-# Path to start-stop-daemon binary
-startstopdaemon='/sbin/start-stop-daemon'
-
-# Neither of those are likely to be in your PATH if you're a normal user, so we
-# hardcode the paths and test for their existence
-if [[ ! -x "$autossh" ]]; then
-    printf "Can't execute ${autossh}!\n" >&2
-    exit 1
-elif [[ ! -x "$startstopdaemon" ]]; then
-    printf "Can't execute ${startstopdaemon}!\n" >&2
-    exit 1
+# Check we have access to the required binaries
+if ! type -p autossh >/dev/null; then
+    printf '%s - Could not find autossh in PATH\n' "$script" >&2
+    exit 127
+fi
+if ! type -p start-stop-daemon >/dev/null; then
+    printf '%s - Could not find start-stop-daemon in PATH\n' "$script" >&2
+    exit 127
 fi
 
 # Get port in options
@@ -72,10 +69,10 @@ AUTOSSH_PORT="$port"
 export AUTOSSH_PIDFILE AUTOSSH_PORT
 
 # Use start-stop-daemon to run it sanely
-"$startstopdaemon" \
+start-stop-daemon \
     --start \
     --quiet \
     --pidfile "$AUTOSSH_PIDFILE" \
-    --exec "$autossh" \
+    --exec "$(type -p autossh)" \
     -- "$@"
 
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