Add PREREQ header to grmls initramfs-tools script

[grml-live.git] / etc / grml / fai / live-initramfs / grml-script.init-top

diff --git a/etc/grml/fai/live-initramfs/grml-script.init-top b/etc/grml/fai/live-initramfs/grml-script.init-top
index a9bd284..462642d 100755 (executable)
--- a/etc/grml/fai/live-initramfs/grml-script.init-top
+++ b/etc/grml/fai/live-initramfs/grml-script.init-top
@@ -1,5 +1,22 @@
 #!/bin/sh
 
+# prereq header {{{
+# without this header booting will fail with:
+# "PANIC: Circular dependancy.  Exiting."
+PREREQ=""
+prereqs()
+{
+        echo "$PREREQ"
+}
+case $1 in
+# get pre-requisites
+prereqs)
+        prereqs
+        exit 0
+        ;;
+esac
+# }}}
+
 # helper functions {{{
 
 if grep -qe debug -qe verbose /proc/cmdline 2>/dev/null ; then
@@ -119,11 +136,13 @@ fi
 echo ""
 echo "${WHITE}Welcome to"
 echo "$SPLASH"
-
-echo
-log_grml_begin_msg "Running $GRML_VERSION"
 echo
 
+if [ -n "$GRML_VERSION" ] ; then
+   log_grml_begin_msg "Running $GRML_VERSION"
+   echo
+fi
+
 # don't output anything if running with bootsplash feature
 if checkbootparam "splash" ; then
   exec >/dev/null </dev/null 2>&1