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annotate sources/native/bin/qemu-setup.sh @ 570:0b384865cf0c

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Make the init script care about PID rather than script name for determining qemu vs chroot invocation.
author Rob Landley <rob@landley.net>
date Wed, 07 Jan 2009 17:15:52 -0600
parents a0a26ea9299d
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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3e9d715e4a11 Rename CROSS_BUILD_STATIC, NATIVE_NOTOOLSDIR, NATIVE_NOTOOLCHAIN and make them work properly.
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1 #!/tools/bin/sh
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3 # If you're doing a Linux From Scratch build, the /tools directory is
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4 # sufficient. (Start by installing kernel headers and building a C library.)
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5
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6 # Otherwise, building source packages wants things like /bin/bash and
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7 # running the results wants /lib/ld-uClibc.so.0, so set up some directories
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8 # and symlinks to let you easily compile source packages.
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10 # Add /tools to $PATH if it's not there
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12 if [ -d tools/bin ] && [ -z "$(echo :$PATH | tools/bin/grep :/tools/bin)" ]
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13 then
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14 [ -z "$PATH" ] && PATH=/tools/bin || PATH="$PATH":/tools/bin
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15 export PATH
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16 fi
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17 export HOME=/home
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19 # Create some temporary directories at the root level
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f4d6502501d7 chroot-setup.sh should also set HOME=/home
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20 mkdir -p {proc,sys,dev,etc,tmp,home}
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21 [ ! -e bin ] && ln -s tools/bin bin
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22 [ ! -e lib ] && ln -s tools/lib lib
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23 [ ! -e usr ] && ln -s tools usr
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25 # Populate /dev
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26 mountpoint -q sys || mount -t sysfs sys sys
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27 mountpoint -q dev || mount -t tmpfs dev dev
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28 mdev -s
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30 # Mount /proc is there
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31 mountpoint -q proc || mount -t proc proc proc
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33 # If we're running under qemu, do some more setup
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34 if [ $$ -eq 1 ]
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35 then
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37 # Note that 10.0.2.2 forwards to 127.0.0.1 on the host.
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38
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39 # Setup networking for QEMU (needs /proc)
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40 echo "nameserver 10.0.2.3" > /etc/resolv.conf
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41 ifconfig eth0 10.0.2.15
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42 route add default gw 10.0.2.2
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44 # If we have no RTC, try rdate instead:
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45 [ `date +%s` -lt 1000 ] && rdate 10.0.2.2 # or time-b.nist.gov
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47 # If there's a /dev/hdb or /dev/sdb, mount it on home
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49 [ -b /dev/hdb ] && HOMEDEV=/dev/hdb
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50 [ -b /dev/sdb ] && HOMEDEV=/dev/sdb
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51 if [ ! -z "$HOMEDEV" ]
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52 then
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53 mount $HOMEDEV /home
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54 fi
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56 echo Type exit when done.
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57 exec /tools/bin/oneit -c /dev/"$(dmesg | sed -n '/^Kernel command line:/s@.* console=\(/dev/\)*\([^ ]*\).*@\2@p')" /tools/bin/ash
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59 # If we're not PID 1, it's probably a chroot.
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60 else
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61 echo "nameserver 4.2.2.1" > /etc/resolv.conf
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63 # Switch to a shell with command history.
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65 echo Type exit when done.
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66 /tools/bin/ash
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67 cd /
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68 umount ./dev
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69 umount ./home
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70 umount ./sys
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71 umount ./proc
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72 sync
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73 fi