agaffney
17 years ago
parent
6e47f147d8
commit
0a98792990
@ -1,94 +0,0 @@
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#!/bin/bash
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set_bootloader() {
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if [ "x${BOOTLOADER}" == 'xgrub' ]
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then
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set_grub_bootloader
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else
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return 0
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fi
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}
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set_grub_bootloader() {
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local GRUB_CONF="${BOOTDIR}/grub/grub.conf"
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print_info 1 ''
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print_info 1 "Adding kernel to ${GRUB_CONF}..."
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if [ "${BOOTFS}" != '' ]
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then
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GRUB_BOOTFS=${BOOTFS}
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else
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# Extract block device information from /etc/fstab
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GRUB_ROOTFS=$(awk 'BEGIN{RS="((#[^\n]*)?\n)"}( $2 == "/" ) { print $1; exit }' /etc/fstab)
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GRUB_BOOTFS=$(awk 'BEGIN{RS="((#[^\n]*)?\n)"}( $2 == "'${BOOTDIR}'") { print $1; exit }' /etc/fstab)
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# If ${BOOTDIR} is not defined in /etc/fstab, it must be the same as /
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[ "x${GRUB_BOOTFS}" == 'x' ] && GRUB_BOOTFS=${GRUB_ROOTFS}
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fi
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# Read GRUB device map
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[ ! -d ${TEMP} ] && mkdir ${TEMP}
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grub --batch --device-map=${TEMP}/grub.map <<EOF >/dev/null 2>&1
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quit
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EOF
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# Get the GRUB mapping for our device
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local GRUB_BOOT_DISK1=$(echo ${GRUB_BOOTFS} | sed -e 's#\(/dev/.\+\)[[:digit:]]\+#\1#')
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local GRUB_BOOT_DISK=$(awk '{if ($2 == "'${GRUB_BOOT_DISK1}'") {gsub(/(\(|\))/, "", $1); print $1;}}' ${TEMP}/grub.map)
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local GRUB_BOOT_PARTITION=$(echo ${GRUB_BOOTFS} | sed -e 's#/dev/.\+\([[:digit:]]?*\)#\1#')
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[ ! -d ${TEMP} ] && rm -r ${TEMP}
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# Create grub configuration directory and file if it doesn't exist.
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[ ! -e `dirname ${GRUB_CONF}` ] && mkdir -p `dirname ${GRUB_CONF}`
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if [ ! -e ${GRUB_CONF} ]
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then
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if [ "${GRUB_BOOT_DISK}" != '' -a "${GRUB_BOOT_PARTITION}" != '' ]
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then
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GRUB_BOOT_PARTITION=`expr ${GRUB_BOOT_PARTITION} - 1`
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# grub.conf doesn't exist - create it with standard defaults
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touch ${GRUB_CONF}
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echo 'default 0' >> ${GRUB_CONF}
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echo 'timeout 5' >> ${GRUB_CONF}
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echo >> ${GRUB_CONF}
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# Add grub configuration to grub.conf
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echo "# Genkernel generated entry, see GRUB documentation for details" >> ${GRUB_CONF}
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echo "title=Gentoo Linux ($KV)" >> ${GRUB_CONF}
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echo -e "\troot (${GRUB_BOOT_DISK},${GRUB_BOOT_PARTITION})" >> ${GRUB_CONF}
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if [ "${BUILD_RAMDISK}" -eq '0' ]
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then
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echo -e "\tkernel /kernel-${KNAME}-${ARCH}-${KV} root=${GRUB_ROOTFS}" >> ${GRUB_CONF}
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else
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echo -e "\tkernel /kernel-${KNAME}-${ARCH}-${KV} root=/dev/ram0 init=/linuxrc real_root=${GRUB_ROOTFS}" >> ${GRUB_CONF}
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echo -e "\tinitrd /initramfs-${KNAME}-${ARCH}-${KV}" >> ${GRUB_CONF}
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fi
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echo >> ${GRUB_CONF}
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else
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print_error 1 "Error! ${BOOTDIR}/grub/grub.conf does not exist and the correct settings can not be automatically detected."
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print_error 1 "Please manually create your ${BOOTDIR}/grub/grub.conf file."
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fi
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else
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# grub.conf already exists; so...
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# ... Clone the first boot definition and change the version.
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local TYPE='ramfs'
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cp -f ${GRUB_CONF} ${GRUB_CONF}.bak
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awk 'BEGIN { RS="\n"; }
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{
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if(match($0, "kernel-" KNAME "-" ARCH "-" KV))
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{ have_k="1" }
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if(match($0, "init" TYPE "-" KNAME "-" ARCH "-" KV))
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{ have_i="1" }
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if(have_k == "1" && have_i == "1")
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{ exit 1; }
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}' KNAME=${KNAME} ARCH=${ARCH} KV=${KV} TYPE=${TYPE} ${GRUB_CONF}.bak
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if [ "$?" -eq '0' ]
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then
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local LIMIT=$(wc -l ${GRUB_CONF}.bak)
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awk -f ${GK_SHARE}/gen_bootloader_grub.awk LIMIT=${LIMIT/ */} KNAME=${KNAME} ARCH=${ARCH} KV=${KV} TYPE=${TYPE} ${GRUB_CONF}.bak > ${GRUB_CONF}
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else
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print_info 1 "GRUB: Definition found, not duplicating."
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fi
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fi
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}
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@ -1,84 +0,0 @@
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BEGIN { RS="\n"; FS=""; OFS=""; ORS=""; state="0"; }
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{
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if(state == "0")
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{
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if (match($0, /^title=/) || match($0, /^title */))
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{
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state = "1";
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ORIG = ORIG $0 "\n";
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next;
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} else {
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if(match($0, /^[[:space:]]*#/))
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ORIG = ORIG $0 "\n";
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extraA = extraA $0 "\n";
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}
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}
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if(state == "1")
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{
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if(match($0, /^[[:space:]]*kernel /))
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{
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ORIG = ORIG $0 "\n";
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i = 0;
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have_k = "1";
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my_kernel = $0;
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sub(/kernel-[[:alnum:][:punct:]]+/, "kernel-" KNAME "-" ARCH "-" KV, my_kernel);
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} else {
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if(match($0, /^[[:space:]]*initrd /))
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{
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ORIG = ORIG $0 "\n";
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i = 0;
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extraC = extraC commentLookahead;
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have_i = "1";
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my_initrd = "\n" $0;
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sub(/initr(d|amfs)-[[:alnum:][:punct:]]+/, "init" TYPE "-" KNAME "-" ARCH "-" KV, my_initrd);
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} else {
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if($0 == "\n")
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next;
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ORIG = ORIG $0 "\n";
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if(match($0, /^[[:space:]]*#/))
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{
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i = 1;
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if(commentLookahead)
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commentLookahead = commentLookahead "\n" $0;
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else
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commentLookahead = $0;
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next;
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}
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if(!(match($0, /^title=/) || match($0, /^title */) ))
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{
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i = 0;
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commentLookahead = "";
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if(have_k != "1")
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extraB = extraB commentLookahead $0 "\n";
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else
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{
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if(have_i != "1")
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extraC = extraC commentLookahead $0 "\n";
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else
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extraD = extraD commentLookahead $0 "\n";
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}
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}
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}
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}
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if(have_k == "1" && ((match($0, /^title=/) || match($0, /^title */)) || NR == LIMIT))
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{
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state = "2";
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print extraA "title=Gentoo Linux (" KV ")\n";
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print extraB my_kernel;
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if(extraC)
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print "\n" extraC;
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print my_initrd extraD "\n";
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if(i == 0)
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print commentLookahead;
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print ORIG;
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next;
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}
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}
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if(state == "2")
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print $0 "\n";
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}
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