From 05985da28c33be6f1555eb576c05c3449abd67ce Mon Sep 17 00:00:00 2001
From: Frank Brehm <frank@brehm-online.com>
Date: Wed, 26 Oct 2011 23:18:56 +0200
Subject: [PATCH] Modification for 3.x kernel

---
 installkernel | 59 ++++++++++++++++++++++++++++++---------------------
 1 file changed, 35 insertions(+), 24 deletions(-)

diff --git a/installkernel b/installkernel
index 61f483e..0e98866 100755
--- a/installkernel
+++ b/installkernel
@@ -1,14 +1,13 @@
 #!/bin/bash
 
-#echo $@
 #set -x
+set -e
 
 ME=installkernel
-VERSION="2010-12-02"
+VERSION="2011-10-26"
 
 echo -e "\n$ME:\nFrank Brehm's installkernel script, $VERSION"
-[ $DEBUG ] && echo "
-* Arguments:
+echo "* Arguments:
 kernel version: $1
 kernel image file: $2
 kernel map file: $3
@@ -22,6 +21,8 @@ KERNEL_IMAGE=$2
 KERNEL_MAPFILE=$3
 DEF_INSTALL_PATH=$4
 
+was_mounted='y'
+
 # check we have a valid kernel target directory
 if [ -n "$DEF_INSTALL_PATH" ] && [ "$DEF_INSTALL_PATH" != "$BOOT_DIR" ] ; then
     if [ -d "$DEF_INSTALL_PATH" ] ; then
@@ -33,9 +34,15 @@ if [ -n "$DEF_INSTALL_PATH" ] && [ "$DEF_INSTALL_PATH" != "$BOOT_DIR" ] ; then
     fi
 fi
 
+if [ ! -d ${BOOT_DIR}/grub ] ; then
+    was_mounted='n'
+    echo "  MOUNT   ${BOOT_DIR}"
+    mount ${BOOT_DIR}
+fi
+
 # where to find .config, based on kernel series
 if [ -f '.config' ] ; then
-    echo "* 2.6 kernel"
+    echo "* 2.6/3.x kernel"
     DOT_CONFIG=".config"
 else
     echo "* 2.4 kernel"
@@ -87,39 +94,43 @@ if [ -f $LINUX_SRC_DIR/$KERNEL_MAPFILE ] ; then
 else
     test -f $KERNEL_MAPFILE || exit 1
 fi
-cp $LINUX_SRC_DIR$EX/$KERNEL_IMAGE $BOOT_DIR/bzImage-$KERNEL_VERSION
+cp -p $LINUX_SRC_DIR$EX/$KERNEL_IMAGE $BOOT_DIR/bzImage-$KERNEL_VERSION
 echo "  INSTALL $BOOT_DIR/System.map-$KERNEL_VERSION"
-cp $KERNEL_MAPFILE $BOOT_DIR/System.map-$KERNEL_VERSION
+cp -p $KERNEL_MAPFILE $BOOT_DIR/System.map-$KERNEL_VERSION
 
 case $KERNEL_VERSION in
-    2.6.*-gentoo*)
-        TARG="-gentoo-2.6"
-        ;;
-    2.6*)
-        TARG="-2.6"
+    *-gentoo*)
+        TARG="-gentoo"
         ;;
     *)
         TARG=""
         ;;
 esac
 
+TARG_CUR=${TARG}-cur
 TARG_LAST=${TARG}-last
 
-if [ -L $BOOT_DIR/bzImage$TARG ] ; then
-    IMG_LAST=$(readlink $BOOT_DIR/bzImage$TARG)
-    echo "  LN      $BOOT_DIR/bzImage$TARG_LAST"
-    ln -sf $IMG_LAST $BOOT_DIR/bzImage$TARG_LAST
+if [ -L $BOOT_DIR/bzImage${TARG_CUR} ] ; then
+    IMG_LAST=$(readlink $BOOT_DIR/bzImage${TARG_CUR})
+    echo "  LN      $BOOT_DIR/bzImage${TARG_LAST}"
+    ln -sf ${IMG_LAST} $BOOT_DIR/bzImage${TARG_LAST}
 fi
 
-echo "  LN      $BOOT_DIR/bzImage$TARG"
-ln -sf bzImage-$KERNEL_VERSION $BOOT_DIR/bzImage$TARG
+echo "  LN      $BOOT_DIR/bzImage${TARG_CUR}"
+ln -sf bzImage-$KERNEL_VERSION $BOOT_DIR/bzImage${TARG_CUR}
 
-if [ -L $BOOT_DIR/System$TARG.map ] ; then
-    IMG_LAST=$(readlink $BOOT_DIR/System$TARG.map)
-    echo "  LN      $BOOT_DIR/System$TARG_LAST.map"
-    ln -sf $IMG_LAST $BOOT_DIR/System$TARG_LAST.map
+if [ -L $BOOT_DIR/System${TARG_CUR}.map ] ; then
+    IMG_LAST=$(readlink $BOOT_DIR/System${TARG_CUR}.map)
+    echo "  LN      $BOOT_DIR/System${TARG_LAST}.map"
+    ln -sf $IMG_LAST $BOOT_DIR/System${TARG_LAST}.map
 fi
 
-echo "  LN      $BOOT_DIR/System$TARG.map"
-ln -sf System.map-$KERNEL_VERSION $BOOT_DIR/System$TARG.map
+echo "  LN      $BOOT_DIR/System${TARG_CUR}.map"
+ln -sf System.map-$KERNEL_VERSION $BOOT_DIR/System${TARG_CUR}.map
+
+if [ "${was_mounted}" = "n" ] ; then
+    echo "  UMOUNT  ${BOOT_DIR}"
+    umount ${BOOT_DIR}
+fi
 
+# vim: ts=4 expandtab
-- 
2.39.5