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ããå½ç¶ï¼æ们å¯ä»¥éè¿LFS让æ们ç½å°åºï¼ä½æ¯ï¼è½å¤åå°LFSç人å¯ççæ¯å¤æ¯éºè§ãèä¸æ´éè¦çæ¯LFSç®ç´å¨æææçå¿èç¨åº¦ã
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建ç«ä¸ä¸ªåéã建ç«è¿ä¸ªåéç好å¤å¾ææ¾ï¼å³ä½¿ä½ ä¸ç¨~/diy_ubuntuè¿ä¸ªç®å½ï¼ä¸æ ·å¯ä»¥ç
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ãã$ export WORK=~/diy_ubuntu
ãã$ mkdir -p $WORK
ããç¶åæ们æå
çéåæ件æå°/mnt
ãã$ sudo mount -t iso9660 -o loop dapper-live-i386.iso /mnt
ãã$ cd $WORK
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çæ件
ãã$ mkdir ubuntu-livecd
ãã$ cp -a /mnt/. ubuntu-livecd
ãã$ chmod -R u+w ubuntu-livecd
ãã$ sudo umount /mnt
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ãã$ rm -rf $WORK/ubuntu-livecd/programs
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çä¸çå缩æ件æèµ·æ¥ï¼è¿ä¸ªæ ·å以åä½ å¯ä»¥å¨$WORK/oldç®å½ä¸çå°ä¸ä¸ªå®æ´çlinuxæä½ç³»ç»çç®å½ã
ãã$ mkdir $WORK/old
ãã$ sudo mount -t squashfs -o loop,ro $WORK/ubuntu-livecd/casper/filesystem.squashfs $WORK/old
ããæ们建ç«ä¸ä¸ª2GB大å°çæ件系ç»,ç¶åæè¿ä¸ªæ件å½ä½ä¸ä¸ªè®¾å¤æä»¶æ ¼å¼åï¼ç»æç³»ç»ç»åºäºä¸ä¸ªè¦åï¼å«çä¼å®ï¼éæ©æ¯å°±æ¯ã
ãã$ sudo dd if=/dev/zero of=$WORK/ubuntu-fs.ext2 bs=1M count=2147
ãã$ sudo mke2fs $WORK/ubuntu-fs.ext2
ããç¶åæ们æè¿ä¸ªç©ºæ件系ç»æèµ·æ¥ã
ãã$ mkdir $WORK/new
ãã$ sudo mount -o loop $WORK/ubuntu-fs.ext2 $WORK/new
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ãã$ sudo cp -a $WORK/old/. $WORK/new
ããå½ç¶ç°å¨$WORK/old就没æç¨å¤äºãåºæå®
ãã$ sudo umount $WORK/old
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