commit bd3ae2295801f2ecf3139810f6252aceec0e1afb
Author: Kolan Sh <mecareful@gmail.com>
Date:   Fri May 18 20:27:25 2012 +0400

    Initial commit

diff --git a/gentoo-fetchcommand.sh b/gentoo-fetchcommand.sh
new file mode 100755
index 0000000..c5050ec
--- /dev/null
+++ b/gentoo-fetchcommand.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+DEST_FILE=`echo $@ | sed 's~.* ~~g'`
+/usr/bin/getdelta.sh "$@"
+if [ ! -f "$DEST_FILE" ]; then
+        echo "======= FULL DOWNLOAD... ======"
+        echo "======= PARAMS: $@ ======"
+        /usr/bin/wget -t1 --passive-ftp $@
+fi
+
+exit 0
+
diff --git a/gentoo-upgrade.sh b/gentoo-upgrade.sh
new file mode 100755
index 0000000..56d2700
--- /dev/null
+++ b/gentoo-upgrade.sh
@@ -0,0 +1,426 @@
+#!/bin/bash
+
+STAGE=1
+
+source /etc/make.conf
+[ -f /etc/gentoo-upgrade.conf ] && source /etc/gentoo-upgrade.conf
+
+# available parameters
+eval set -- "`getopt -o hs: --long help,stage: -- \"$@\"`"
+
+while true ; do
+        case "$1" in
+                -h|--help)
+                        echo "Usage: upgrade-gentoo.sh [keys]..."
+                        echo "Keys:"
+                        echo -e "-h, --help\t\t\tShow this help and exit."
+                        echo -e "-s [STAGE], --stage [STAGE]\t Go to STAGE upgrade level."
+                        echo
+                        echo -e "This program works on any GNU/Linux with GNU Baurne's shell"
+                        echo -e "Report bugs to <mecareful@gmail.com>"
+                        exit 0
+                        ;;
+		-s|--stage) STAGE=$2 ; shift 2 ;;
+	--) shift ; break ;;
+	*) echo "Internal error!" ; exit -1 ;;
+        esac
+done
+
+function in_list()
+{
+        [ -z "$1" ] && return 1
+
+        elem=$1
+        shift 1
+        list=($@)
+
+        for i in ${list[@]}; do
+                [ $i == $elem ] && return 0
+        done
+
+        return 1
+}
+
+TRUE_LIST=(TRUE True true YES Yes yes 1)
+FALSE_LIST=(FALSE False false NO No no 0)
+
+# Stage 1: sync portage tree
+if [ 1 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: sync portage tree ======="
+	SYNC_TYPE=
+	expr match "$SYNC" "git://" >/dev/null && SYNC_TYPE=git
+	expr match "$SYNC" "rsync://" >/dev/null && SYNC_TYPE=rsync
+	if [[ "rsync" == "$SYNC_TYPE" && 0 -ne `expr match "$PORTAGE_RSYNC_EXTRA_OPTS" ".*rsync.excludes"` ]]; then
+        	# generate portage exclude list
+        	RSYNC_EXCLUDES_FILE=/etc/portage/rsync.excludes
+        	echo "Generating $RSYNC_EXCLUDES_FILE list..."
+        	ninstalled=0
+        	installed=
+        	for p in `qlist -IC`; do
+        		installed[ninstalled]=$p
+        		let ninstalled++
+        	done
+
+        	idx=0
+        	cd /usr/portage/
+        	[ 0 -ne $? ] && echo "Stage $STAGE: /usr/portage/ does not exist ;-( =======" && exit $STAGE
+
+        	echo -n >$RSYNC_EXCLUDES_FILE
+        	dir_list=`ls -1 --color=never -d *-*/ virtual/ | sed 's~/$~~' | sort`
+        	for d in $dir_list ; do
+        		d=${d%/}
+        		if [[ `qlist -IC $d | wc -l` == 0 ]]; then
+        			echo $d/ >>$RSYNC_EXCLUDES_FILE
+        			echo metadata/cache/$d/ >>$RSYNC_EXCLUDES_FILE
+        		else
+        			pn_list=`ls -1 --color=never -d ${d}/*/ | sed 's~/$~~' | sort`
+        			for pn in $pn_list; do
+        				pn=${pn%/}
+        			
+        				while [[ "${installed[$idx]}" < "$pn" && $idx -lt $ninstalled ]]; do
+        					let idx++
+        				done
+        
+        				if [[ "$pn" == "${installed[$idx]}" ]]; then
+        					let idx++
+        				else
+        					echo $pn/ >>$RSYNC_EXCLUDES_FILE
+        				fi
+        			done
+        		fi
+        	done
+	fi
+
+        # sync portage tree
+        eix-sync || emerge --sync
+        [ 0 -ne $? ] && echo "Stage $STAGE: portage tree synchronization failed ;-( =======" && exit $STAGE
+
+	# Update metadata cache
+	in_list "$EGENCACHE" ${TRUE_LIST[@]} &&
+	if [[ "git" == "$SYNC_TYPE" ]]; then
+		echo "---------- Updating metadata cache for Git portage tree ----------"
+		egencache --repo=gentoo --update --jobs=$((`grep "^processor" /proc/cpuinfo | wc -l`+1))
+        	[ 0 -ne $? ] && echo "Stage $STAGE: Metadata update failed ;-( =======" && exit $STAGE
+        fi
+
+        # clear exclude list
+        if [ "rsync" == "$SYNC_TYPE" ]; then
+		echo -n > /etc/portage/rsync.excludes
+        	[ 0 -ne $? ] && echo "Stage $STAGE: failed to clear /etc/portage/rsync.excludes ;-( =======" && exit $STAGE
+	fi
+
+        # eix update
+        if [ `which eix-update 2>/dev/null` ]; then
+                eix-update
+                [ 0 -ne $? ] && echo "Stage $STAGE: eix-update failed ;-( =======" && exit $STAGE
+        fi
+
+        # eix-remote update
+        if [ `which eix-remote 2>/dev/null` ]; then
+                eix-remote update
+                [ 0 -ne $? ] && echo "Stage $STAGE: eix-remote update failed ;-( =======" && exit $STAGE
+        fi
+
+        # layman syncronization
+        if [ `which layman 2>/dev/null` ]; then
+                layman -S
+                [ 0 -ne $? ] && echo "Stage $STAGE: layman synchronization failed ;-( =======" && exit $STAGE
+        fi
+
+        # remind to upgrade Xorg input drivers
+        tmp=`qlist -IC x11-base/xorg-server`
+        if [ "" != "$tmp" ]; then
+                if [ "0" -ne "`emerge -uNp x11-base/xorg-server 2>&1 | grep '^\[' | wc -l`" ]; then
+                        touch /etc/portage/need_upgrade_xorg_input_drivers
+                        [ 0 -ne $? ] && echo "Stage $STAGE: cann't touch /etc/portage/need_upgrade_xorg_input_drivers ;-( =======" && exit $STAGE
+                fi
+        fi
+
+        let STAGE++
+fi
+
+# Stage 2: upgrading portage package
+if [ 2 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: upgrading portage package ======="
+        emerge -uq1v portage
+        [ 0 -ne $? ] && echo "Stage $STAGE: portage package upgrading failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 3: disable prelink
+if [ 3 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: disable prelink ======="
+        if [ `which prelink 2>/dev/null` ]; then
+                prelink -ua 2>/dev/null
+                [ 0 -ne $? ] && echo "Stage $STAGE: prelink disabling failed ;-( =======" && exit $STAGE
+        fi
+
+        let STAGE++
+fi
+
+# Stage 4: Test for necessity to upgrade toolchain packages
+if [ 4 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Test for necessity to upgrade toolchain packages ======="
+        cur_gcc_ver=`qlist -ICve sys-devel/gcc | sed 's~.*/gcc-~~'`
+        new_gcc_ver=`emerge -uNp sys-devel/gcc | grep '^\[' | sed 's~.*/gcc-~~ ; s~\ .*~~'`
+        if [[ "" != "$new_gcc_ver" && "`echo $cur_gcc_ver | sed 's~\([0-9]*\.[0-9]*\).*~\1~'`" != "`echo $new_gcc_ver | sed 's~\([0-9]*\.[0-9]*\).*~\1~'`" ]]; then
+                touch /etc/portage/need_toolchain_rebuild
+        else
+                if [ "`echo $cur_gcc_ver | sed 's~[0-9]*\.[0-9]*\.\([0-9]*\).*~\1~'`" != "`echo $cur_gcc_ver | sed 's~[0-9]*\.[0-9]*\.\([0-9]*\).*~\1~'`" ]; then
+                        touch /etc/portage/need_libtool_rebuild
+                fi
+                if [ 0 -ne "`emerge -uNp sys-kernel/linux-headers 2>&1 | grep '^\[' | wc -l`" ]; then
+                        touch /etc/portage/need_glibc_rebuild
+                fi
+        fi
+
+        let STAGE++
+fi
+
+# Stage 5: Toolchain packages rebuild and possibly 1'th full toolchain rebuild
+if [ 5 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: 1'th toolchain build ======="
+
+        if [ -f /etc/portage/need_libtool_rebuild ]; then
+                emerge -1vq sys-devel/libtool
+                rm /etc/portage/need_libtool_rebuild
+                [ 0 -ne $? ] && echo "Stage $STAGE: cann't remove /etc/portage/need_libtool_rebuild ;-( =======" && exit $STAGE
+        fi
+        if [ -f /etc/portage/need_glibc_rebuild ]; then
+                emerge -1vq sys-libs/glibc
+                rm /etc/portage/need_glibc_rebuild
+                [ 0 -ne $? ] && echo "Stage $STAGE: cann't remove /etc/portage/need_glibc_rebuild ;-( =======" && exit $STAGE
+        fi
+        if [ -f /etc/portage/need_toolchain_rebuild ]; then
+                # remove old binary packages
+                pkgdir=$(portageq pkgdir)
+                rm -rf $pkgdir
+                install -d -o portage -g portage -m775 $pkgdir
+
+                # first toolchain build
+                emerge -1vq sys-kernel/linux-headers sys-libs/glibc sys-devel/binutils \
+                          sys-devel/gcc-config sys-devel/gcc sys-devel/binutils-config
+                [ 0 -ne $? ] && echo "Stage $STAGE: 1'th toolchain build failed ;-( =======" && exit $STAGE
+                rm /etc/portage/need_toolchain_rebuild
+                [ 0 -ne $? ] && echo "Stage $STAGE: cann't remove /etc/portage/need_toolchain_rebuild ;-( =======" && exit $STAGE
+
+        	let STAGE++
+
+        # skip next toolchain upgrade stages
+        else
+                let STAGE=10
+        fi
+fi
+
+# Stage 6: switching gcc and binutils
+if [ 6 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: switching gcc and binutils ======="
+        gcc_regex=`gcc-config -c | sed 's~[0-9]*\.[0-9]*\.[0-9]*~[0-9]*\.[0-9]*\.[0-9]*~'`
+        [ "" == "$gcc_regex" ] && echo "Stage $STAGE: failed to build gcc_regex ;-( =======" && exit $STAGE
+        binutils_regex=`binutils-config -c | sed 's~[0-9]*\.[0-9]*\.[0-9]*~[0-9]*\.[0-9]*\.[0-9]*~'`
+        [ "" == "$binutils_regex" ] && echo "Stage $STAGE: failed to build binutils_regex ;-( =======" && exit $STAGE
+        new_gcc=`gcc-config -l | cut -d" " -f3 | grep ^$gcc_regex$ | sort -V | tail -n1`
+        [ "" == "$gcc_regex" ] && echo "Stage $STAGE: failed to find new_gcc ;-( =======" && exit $STAGE
+        new_binutils=`binutils-config -l | cut -d" " -f3 | grep ^$binutils_regex$ | sort -V | tail -n1`
+        [ "" == "$binutils_regex" ] && echo "Stage $STAGE: failed to find new_binutils ;-( =======" && exit $STAGE
+        gcc-config $new_gcc
+        [ 0 -ne $? ] && echo "Stage $STAGE: failed to switch gcc to $new_gcc ;-( =======" && exit $STAGE
+        binutils-config $new_binutils
+        [ 0 -ne $? ] && echo "Stage $STAGE: failed to switch binutils to $new_binutils ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 7: 2'nd toolchain build
+if [ 7 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: 2'nd toolchain build ======="
+        source /etc/profile
+        emerge -1bvq sys-libs/glibc sys-devel/binutils sys-devel/gcc sys-apps/portage
+        [ 0 -ne $? ] && echo "Stage $STAGE: 2'nd toolchain build failed ;-( ========" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 8: rebuild @system
+if [ 8 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: rebuild @system ======="
+        source /etc/profile
+        emerge -1bkevq @system
+        [ 0 -ne $? ] && echo "Stage $STAGE: @system rebuild failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 9: rebuild @world
+if [ 9 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: rebuild @world ======="
+        source /etc/profile
+        emerge -1bkevq @world
+        [ 0 -ne $? ] && echo "Stage $STAGE: @world rebuild failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 10: @system upgrade
+if [ 10 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: @system upgrade ======="
+
+        echo 'Test and remember if we should run python-updater after @system upgrade'
+        if [ 0 -ne `emerge -uNp dev-lang/python 2>&1 | grep '^\[' | wc -l` ]; then
+	        touch /etc/portage/need_upgrade_python
+        fi
+
+        echo 'Looking for necessity to upgrade @system packages...'
+        if [ `emerge -uDNp --with-bdeps=y @system 2>&1 | grep '^\[' | wc -l` != 0 ]; then
+	        echo '------- Upgrading @system packages -------'
+        	emerge -uDNqv --with-bdeps=y @system
+                [ 0 -ne $? ] && echo "Stage $STAGE: @system upgrade failed ;-( =======" && exit $STAGE
+        else
+        	echo '------- No @system packages to upgrade! -------'
+        fi
+
+        let STAGE++
+fi
+
+# Stage 11: Python upgrade
+if [ 11 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Python upgrade ======="
+	available_python_list=`eselect python list | cut -d" " -f6 | grep -v ^$ | sort -rV`
+	[ "" == "$available_python_list" ] && echo "Stage $STAGE: empty available_python_list ;-( =======" && exit $STAGE
+
+	let ndeps=0
+	new_python=`echo $available_python_list | cut -d" " -f1`
+
+	for p in $available_python_list ;  do
+		pkgname=`echo $p | sed 's~^python~python-~'`
+		let tmp=`equery d =dev-lang/$pkgname | cut -d" " -f1 | wc -l`
+		[ $tmp -gt $ndeps ] && new_python=$p && let ndeps=$tmp
+	done
+
+	old_python=`eselect python show 2>/dev/null`
+
+	if [[ "$old_python" != "$new_python" || -f /etc/portage/need_upgrade_python ]]; then
+		echo "Running python-updater..."
+		touch /etc/portage/need_upgrade_python
+		[ 0 != $? ] && echo "Stage $STAGE: cann't touch /etc/portage/need_upgrade_xorg_input_drivers ;-( =======" && exit $STAGE
+		eselect python set $new_python
+		[ 0 != $? ] && echo "Stage $STAGE: cann't switch to another python version ;-( =======" && exit $STAGE
+		python-updater
+		[ 0 != $? ] && echo "Stage $STAGE: python-updater failed ;-( =======" && exit $STAGE
+		rm /etc/portage/need_upgrade_python
+		[ 0 != $? ] && echo "Stage $STAGE: cann't remove /etc/portage/need_upgrade_xorg_input_drivers ;-( =======" && exit $STAGE
+	else
+		echo "------- Not need to upgrade python -------"
+	fi
+
+        let STAGE++
+fi
+
+
+# Stage 12: @world upgrade
+if [ 12 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: @world upgrade ======="
+        echo 'Looking for necessity to upgrade @world packages...'
+        if [ `emerge -uDNp --with-bdeps=y @world 2>&1 | grep '^\[' | wc -l` != 0 ]; then
+	        echo '------- Upgrading @world packages -------'
+        	emerge -uDNqv --with-bdeps=y @world
+                [ 0 -ne $? ] && echo "Stage $STAGE: @world upgrade failed ;-( =======" && exit $STAGE
+        	echo '------- Scanning for missed shared libraries -------'
+        else
+        	echo '------- No @world packages to upgrade! -------'
+        fi
+
+        let STAGE++
+fi
+
+# Stage 13: Xorg server upgrades
+if [ 13 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Xorg server upgrades ======="
+        if [ -f /etc/portage/need_upgrade_xorg_input_drivers ]; then
+                echo '------- Upgrading Xorg input drivers -------'
+                xorg_packages=`qlist -IC xf86-input xorg-drivers xf86-input-evdev xf86-input-wacom`
+	        if [ "" != "$xorg_packages" ]; then
+                        emerge -1qv $xorg_packages
+                        [ 0 -ne $? ] && echo "Stage $STAGE: Xorg input drivers upgrade failed ;-( =======" && exit $STAGE
+                        rm /etc/portage/need_upgrade_xorg_input_drivers
+                        [ 0 -ne $? ] && echo "Stage $STAGE: cann't remove /etc/portage/need_upgrade_xorg_input_drivers ;-( =======" && exit $STAGE
+                fi
+        else
+        	echo '------- No Xorg server upgrades! -------'
+        fi
+
+        let STAGE++
+fi
+
+# Stage 14: Cleaning
+if [ 14 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Cleaning ======="
+        emerge -c
+        [ 0 -ne $? ] && echo "Stage $STAGE: emerge -c failed ;-( =======" && exit $STAGE
+        if [ `which localepurge 2>/dev/null` ]; then
+                localepurge &>/dev/null
+                [ 0 -ne $? ] && echo "Stage $STAGE: localepurge failed ;-( =======" && exit $STAGE
+        fi
+        if [ `which eclean 2>/dev/null` ]; then
+                eclean packages
+                [ 0 -ne $? ] && echo "Stage $STAGE: eclean packages failed ;-( =======" && exit $STAGE
+                eclean distfiles
+                [ 0 -ne $? ] && echo "Stage $STAGE: eclean distfiles failed ;-( =======" && exit $STAGE
+        fi
+        rm -rf /var/tmp/portage/*
+        [ 0 -ne $? ] && echo "Stage $STAGE: rm -rf /var/tmp/portage/* failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 15: Scan for missed shared libraries
+if [ 15 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Scan for old versions of shared libraries ======="
+        emerge -1qv @preserved-rebuild
+        [ 0 -ne $? ] && echo "Stage $STAGE: emerge -1qv @preserved-rebuild failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+# Stage 16: Scan for vulnearable packages and try to fix them
+if [ 16 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Scan for vulnearable packages ======="
+        if [ `which glsa-check 2>/dev/null` ]; then
+                glsa-check -f affected
+                # [ 0 -ne $? ] && echo "Stage $STAGE: glsa-check fix failed ;-( =======" && exit $STAGE
+        fi
+
+        let STAGE++
+fi
+
+# Stage 17: Prelink libraries
+if [ 17 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Prelink libraries ======="
+        if [ `which prelink 2>/dev/null` ]; then
+                prelink -avfmR
+                [ 0 -ne $? ] && echo "Stage $STAGE: prelink -avfmR failed ;-( =======" && exit $STAGE
+        fi
+
+        let STAGE++
+fi
+
+# Stage 18: Upgrade kernel
+if [ 18 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Upgrade kernel ======="
+	kernel-getlast.sh
+        [ 0 -ne $? ] && echo "Stage $STAGE: kernel-getlast.sh failed ;-( =======" && exit $STAGE
+
+	let STAGE++
+fi
+
+# Stage 19: Update config files
+if [ 19 -eq $STAGE ]; then
+        echo "======= STAGE $STAGE: Update config files ======="
+        etc-update
+        [ 0 -ne $? ] && echo "Stage $STAGE: etc-update failed ;-( =======" && exit $STAGE
+
+        let STAGE++
+fi
+
+exit 0
diff --git a/kernel-clean.sh b/kernel-clean.sh
new file mode 100755
index 0000000..bbe1495
--- /dev/null
+++ b/kernel-clean.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+REVISION=`kernel-config list | grep \*$ | cut -d" " -f6 | cut -d- -f2-8`
+[ "" == "$REVISION" ] && echo "No appropriate kernel revision found ;-(" && exit -1
+
+SOURCES=linux-$REVISION
+[ "" == "$SOURCES" ] && echo "No appropriate kernel sources found ;-(" && exit -1
+
+# rm old modules
+cd /lib/modules && rm -rf `ls | grep -v "^$REVISION$"`
+
+# rm old kernel revisions
+mount -o remount,rw /boot
+cd /boot && rm -f `ls System.map-* config-* vmlinuz-* 2>/dev/null | grep -v "$REVISION$"`
+mount -o remount,ro /boot
+
+# rm old sources
+cd /usr/src && rm -rf `find -maxdepth 1 -name "linux-*" -type d | grep -v "$SOURCES$"`
+
+exit 0
+
diff --git a/kernel-getlast.sh b/kernel-getlast.sh
new file mode 100755
index 0000000..8018843
--- /dev/null
+++ b/kernel-getlast.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+kernel_regex=`kernel-config list | grep \* | cut -d" " -f6  | sed 's~[0-9]*\.[0-9]*\.[0-9]*~[0-9]*\.[0-9]*\.[0-9]*~ ; s~-r[0-9]*$~.*~'`
+[ "" == "$kernel_regex" ] && echo "kernel_regex build failed ;-(" && exit -1
+
+new_kernel=`kernel-config list | cut -d" " -f6 | grep ^$kernel_regex$ | sort -V | tail -n1`
+[ "" == "$new_kernel" ] && echo "Couldn't find appropriate new kernel version ;-(" && exit -1
+
+kernel-config set $new_kernel
+[ 0 -ne $? ] && echo "kernel-config set $new_kernel failed ;-(" && exit -1
+
+kernel-clean.sh
+[ 0 -ne $? ] && echo "kernel-clean.sh failed ;-(" && exit -1
+
+vmlinuz_file=/boot/`echo $new_kernel | sed 's~^linux~vmlinuz~'`
+[ "" == "$vmlinuz_file" ] && echo "vmlinuz_file == \"\"" && exit -1
+
+if [ ! -f "$vmlinuz_file" ]; then
+	kernel-rebuild.sh
+	[ 0 -ne $? ] && echo "kernel-rebuild.sh failed" && exit -1
+fi
+
+exit 0
+
diff --git a/kernel-rebuild.sh b/kernel-rebuild.sh
new file mode 100755
index 0000000..7e0f997
--- /dev/null
+++ b/kernel-rebuild.sh
@@ -0,0 +1,73 @@
+#!/bin/bash
+
+SILENT=false
+
+# available parameters
+eval set -- "`getopt -o hs --long help,silent -- \"$@\"`"
+
+while true ; do
+        case "$1" in
+                -h|--help)
+                        echo "Usage: kernel-rebuild.sh [keys]..."
+                        echo "Keys:"
+                        echo -e "-h, --help\tShow this help and exit."
+                        echo -e "-s, --silent \tMake with silentoldconfig."
+                        echo
+                        echo -e "This program works on any GNU/Linux with GNU Baurne's shell"
+                        echo -e "Report bugs to <mecareful@gmail.com>"
+                        exit 0
+                        ;;
+		-s|--silent) SILENT=true ; shift ;;
+	--) shift ; break ;;
+	*) echo "Internal error!" ; exit -1 ;;
+        esac
+done
+
+CONFIG_FILE=/proc/config.gz
+[ "$1" != "" ] && CONFIG_FILE=$1
+
+cd /usr/src/linux
+[ "$?" != "0" ] && echo /usr/src/linux doesn\'t exist && exit -1
+
+zcat $CONFIG_FILE >.config 2>/dev/null || cat $CONFIG_FILE >.config
+[ "$?" != "0" ] && echo $CONFIG_FILE doesn\'t exist && exit -1
+
+if [ true == "$SILENT" ]; then
+        yes "" | make silentoldconfig
+        [ "$?" != "0" ] && echo "======= yes \"\" | make silentoldconfig failed ;-( =======" && exit -1
+else
+        make MENUCONFIG_MODE=single_menu MENUCONFIG_COLOR=mono menuconfig
+        [ "$?" != "0" ] && echo "======= make menuconfig failed ;-( =======" && exit -1
+fi
+
+# disable distcc for -march=native -mtune=native
+
+grep 'CONFIG_X86_MARCH_NATIVE=y' .config &>/dev/null
+jobs=$((`grep "^processor" /proc/cpuinfo | wc -l`+1))
+if [[ "$?" == 0 ]]; then
+	make -j$jobs
+	[ 0 -ne $? ] && echo "Kernel build failed ;-(" && exit -1
+else
+	# pump make -j$((jobs*3)) || make -j$jobs
+	make -j$jobs
+	[ 0 -ne $? ] && echo "Kernel build failed ;-(" && exit -1
+fi
+
+mount -o remount,rw /boot
+
+make install
+make modules_install
+
+REVISION=`cat /usr/src/linux/include/config/kernel.release`
+sed -i "s~\/boot\/vmlinuz-[23][^ ]*~\/boot\/vmlinuz-$REVISION~g" /boot/grub/grub.conf
+
+mount -o remount,ro /boot
+
+echo "--------- Rebuilding kernel modules ---------"
+emerge -1qv @module-rebuild
+[ 0 -ne $? ] && echo "Upgrading kernel modules failed ;-(" && exit -1
+
+cd $pwdtmp 
+
+exit 0
+