01-test: Avoid use of grep and sort which might be in /usr

This is a touch more long winded, but is fully shell and
the output *should* be identical.

diff --git a/hooks/01-test b/hooks/01-test
index 6732af79e607fd1c5464f9fa00ecb65d571db765..99499425e00db564e5bc442958e58707ba6c38d9 100644 (file)
--- a/hooks/01-test
+++ b/hooks/01-test
@@ -1,9 +1,37 @@
 # Echo the interface flags, reason and message options
 
 if [ "$reason" = "TEST" ]; then
-       set | grep \
-           "^\(interface\|pid\|reason\|protocol\|profile\|skip_hooks\)=" | sort
-       set | grep "^if\(carrier\|flags\|mtu\|wireless\|ssid\)=" | sort
-       set | grep "^\(new_\|old_\|nd[0-9]*_\)" | sort
+       # General variables at the top
+       set | while read line; do
+               case "$line" in
+               interface=*|pid=*|reason=*|protocol=*|profile=*|skip_hooks=*)
+                       echo "$line";;
+               esac
+       done
+       # Interface flags
+       set | while read line; do
+               case "$line" in
+               ifcarrier=*|ifflags=*|ifmetric=*|ifmtu=*|ifwireless=*|ifssid=*)
+                       echo "$line";;
+               esac
+       done
+       # Old lease
+       set | while read line; do
+               case "$line" in
+               old_*) echo "$line";;
+               esac
+       done
+       # New lease
+       set | while read line; do
+               case "$line" in
+               new_*) echo "$line";;
+               esac
+       done
+       # Router Advertisements
+       set | while read line; do
+               case "$line" in
+               nd[0-9]*_*) echo "$line";;
+               esac
+       done
        exit 0
 fi