move udev rules creating into a script, and generate it properly based on the installed udev version

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.2@1064 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 30 insertions, 0 deletions

diff --git a/build_tools/genudevrules b/build_tools/genudevrules
new file mode 100755
index 0000000..a536f75
--- /dev/null
+++ b/build_tools/genudevrules
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+ver=`udevinfo -V | cut -f3 -d" "`
+
+if [ -z "${ver}" ]; then
+   echo Cannot determine the version of udev installed this system... exiting.
+   exit 1
+fi
+
+# udev versions prior to 055 use a single '=' for matching key values
+# udev versions 055 and later support '==' for that purpose, and versions
+# beyond 092 will probably make it mandatory
+#
+# very old versions of udev required naming rules and permissions rules to be
+# in separate files, but it's not clear at what version number that changed
+
+if [ ${ver} -gt 54 ]; then
+    match="=="
+else
+    match="="
+fi
+
+cat <<EOF
+# zaptel devices with ownership/permissions for running as non-root
+KERNEL${match}"zapctl", NAME="zap/ctl", OWNER="asterisk", GROUP="asterisk", MODE="0660"
+KERNEL${match}"zaptimer", NAME="zap/timer", OWNER="asterisk", GROUP="asterisk", MODE="0660"
+KERNEL${match}"zapchannel", NAME="zap/channel", OWNER="asterisk", GROUP="asterisk", MODE="0660"
+KERNEL${match}"zappseudo", NAME="zap/pseudo", OWNER="asterisk", GROUP="asterisk", MODE="0660"
+KERNEL${match}"zap[0-9]*", NAME="zap/%n", OWNER="asterisk", GROUP="asterisk", MODE="0660"
+EOF