Mercurial > hg > aboriginal
view build.sh @ 836:f448815e20b0
Vladimir Dronnikov requested init.sh not overwrite resolv.conf unnecessarily.
author | Rob Landley <rob@landley.net> |
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date | Tue, 06 Oct 2009 08:58:56 -0500 |
parents | 8b5ea56e7507 |
children | dee27a32b160 |
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#!/bin/bash # If run with no arguments, list architectures. ARCH="$1" if [ $# -ne 1 ] then echo "Usage: $0 ARCH" . sources/include.sh read_arch_dir exit 1 fi # Download source code and build host tools. ./download.sh || exit 1 # host-tools populates one directory with every command the build needs, # so we can ditch the old $PATH afterwards. time ./host-tools.sh || exit 1 not_already() { if [ -f "build/$1-$ARCH.tar.bz2" ] then echo "=== Skipping $1-$ARCH (already there)" return 1 fi return 0 } echo "=== Building ARCH $1" # Do we need to build the cross compiler? # This version is --disable shared, doesn't include uClibc++, and is # dynamically linked against the host's shared libraries. if not_already cross-compiler then # If we need to build cross compiler, assume root filesystem is stale. rm -rf "build/root-filesystem-$ARCH.tar.bz2" time ./cross-compiler.sh "$ARCH" || exit 1 fi # Optionally, we can build a statically linked compiler via canadian cross. # We don't autodetect the host because i686 is more portable (running on # both 64 and 32 bit hosts), but x86_64 is (slightly) faster on a 64 bit host. if [ ! -z "$STATIC_CROSS_COMPILER_HOST" ] && not_already cross-static then # These are statically linked against uClibc on the host (for portability), # built --with-shared, and have uClibc++ installed. # To build each of these we need two existing cross compilers: one for # the host (to build the executables) and one for the target (to build # the libraries). BUILD_STATIC=1 FROM_ARCH="$STATIC_CROSS_COMPILER_HOST" NATIVE_TOOLCHAIN=only \ STAGE_NAME=cross-static ./root-filesystem.sh "$ARCH" # Replace the dynamic cross compiler with the static one so the rest of # the build uses the new one. rm -rf "build/cross-compiler-$ARCH" && ln -s "cross-static-$ARCH" "build/cross-compiler-$ARCH" || exit 1 fi # Optionally, we can build a static native compiler. (The one in # root-filesystem is dynamically linked against uClibc, this one can # presumably be untarred and run on any appropriate host system.) if [ ! -z "$BUILD_STATIC_NATIVE_COMPILER" ] && not_already native-compiler then # Build static native compilers for each target, possibly in parallel BUILD_STATIC=1 NATIVE_TOOLCHAIN=only STAGE_NAME=native-compiler \ ./root-filesystem.sh "$ARCH" fi # Do we need to build the root filesystem? if not_already root-filesystem then # If we need to build root filesystem, assume system image is stale. rm -rf "build/system-image-$ARCH.tar.bz2" time ./root-filesystem.sh "$ARCH" || exit 1 fi if not_already system-image then time ./system-image.sh $1 || exit 1 fi