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annotate build-static-toolchains.sh @ 679:96f1baf8b552

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The i686 target is actually pentium 3, not pentium 2. Fix qemu's emulation.
author Rob Landley <rob@landley.net>
date Mon, 30 Mar 2009 04:49:20 -0500
parents ada655f5be21
children 5f9f5ab5d2e5
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1 #!/bin/bash
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2
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3 # This script builds static toolchains linked against uClibc.
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4 # It boots a system image under qemu, copies the build into it, runs
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5 # cross-compiler.sh for each target, and copies out the results.
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6
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7 # The first argument is the host to build for. (Which system-image to run
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8 # the build under.)
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9
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10 # Additional arguments are the targets to build for that host. If no
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11 # targets are specified, the script builds all of them.
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12
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13 if [ $# -eq 0 ]
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14 then
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15 echo -e "Usage: build-static-toolchains.sh HOST_ARCH [TARGET_ARCH...]\n" >&2
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16
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17 # Fall through to show supported architectures.
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18 fi
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19
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20 source sources/include.sh || exit 1
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21
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22 # Grab host to build for. (This is the system image we'll run under qemu.)
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23
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24 STATIC_HOST="$1"
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25 shift
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26 [ -z "$*" ] && STATIC_TARGETS="$(echo $(cd sources/targets; ls))" || STATIC_TARGETS="$@"
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28 # Step 1, make sure the appropriate host files exist.
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29
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30 ./download.sh --extract || dienow
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31 if [ ! -f build/system-image-$STATIC_HOST.tar.bz2 ]
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32 then
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33 ./build.sh $STATIC_HOST || dienow
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34 fi
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35
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36 # Kill all the netcat instances if we exit prematurely
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37
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38 trap "kill 0" EXIT
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39
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40 function build_for_static_host()
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41 {
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42 # Feed a script into qemu. Pass data back and forth via netcat.
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43 # This intentionally _doesn't_ use $NICE, so the distcc master node is higher
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44 # priority than the distccd slave nodes.
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45
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46 KERNEL_EXTRA="ro" ./run-from-build.sh "$STATIC_HOST" << EOF
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47 #
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48 export USE_UNSTABLE=$USE_UNSTABLE
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49 export CROSS_BUILD_STATIC=1
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50 rm -rf /home/firmware
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51 mkdir -p /home/firmware &&
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52 cd /home/firmware &&
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53 netcat 10.0.2.2 $(build/host/netcat -s 127.0.0.1 -l tar c *.sh sources build/sources) | tar xv 2>&1 | pipe_progress > /dev/null &&
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54 mkdir -p build/logs || exit 1
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55 for i in $STATIC_TARGETS
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56 do
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57 ./cross-compiler.sh \$i
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58 done
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59 tar cC build cross-compiler-*.tar.bz2 | netcat 10.0.2.2 \
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60 $(mkdir -p build/static; cd build/static; ../host/netcat -s 127.0.0.1 -l tar xv)
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61 exit
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62 EOF
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63 }
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64
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65 # If FORK, fork one qemu instance for each target
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66
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67 if [ ! -z "$FORK" ]
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68 then
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69 for i in $STATIC_TARGETS
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70 do
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71 rm -f "${BUILD}/system-image-${STATIC_HOST}/hdb-${i}.img" 2>/dev/null
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72 (HDB="hdb-$i.img" STATIC_TARGETS="$i" build_for_static_host | tee out-static-$i.txt | grep ===) &
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73 rm -f "${BUILD}/system-image-${STATIC_HOST}/hdb-${i}.img" 2>/dev/null
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74 done
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75
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76 wait4background 0
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77 else
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78 build_for_static_host
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79 fi
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80