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annotate native-compiler.sh @ 1228:8a88cae14011

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Remove RW_SYSTEM_IMAGE option. The gentoo-stage1 build shows how to setup a writeable chroot, and the FAQ says how to build a writeable system image. I'm not shipping two different system iamges, then I'd have to explain it and it's not worth the confusion.
author Rob Landley <rob@landley.net>
date Tue, 24 Aug 2010 02:53:11 -0500
parents 42bcb67165b4
children b74d36876c0a
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1 #!/bin/bash
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2
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3 # Build a compiler for a given target, using one or more existing simple
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4 # cross compilers.
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6 # This can be used to build a native compiler for an aribitrary target, or to
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7 # build a more portable and capable cross compiler for an arbitrary host.
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9 # The new compiler is built --with-shared, with thread support, has uClibc++
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10 # installed, and is linked against uClibc (see BUILD_STATIC in config).
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12 source sources/include.sh && read_arch_dir "$1" || exit 1
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13 check_for_base_arch || exit 0
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15 check_prerequisite "${ARCH}-cc"
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4021fb1183d7 Environment sanitizing screwed up the cross-compiler.sh wrapper. Fix it, rename PROGRAM_PREFIX to TOOLCHAIN_PREFIX, and put a guard around sources/include.sh so it's safe to include multiple times.
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17 [ -z "$HOST_ARCH" ] && HOST_ARCH="$ARCH" || check_prerequisite "${HOST_ARCH}-cc"
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19 mkdir -p "$STAGE_DIR/bin" || dienow
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20
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21 # Build C Library
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23 build_section linux-headers
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24 build_section uClibc
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25
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26 # Build binutils, gcc, and ccwrap
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28 build_section binutils
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29 build_section gcc
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30 build_section ccwrap
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32 # Tell future packages to link against the libraries in the new compiler,
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33 # rather than the ones in the simple compiler.
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35 export "$(echo $ARCH | sed 's/-/_/g')"_CCWRAP_TOPDIR="$STAGE_DIR"
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37 # Add C++ standard library
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39 [ -z "$NO_CPLUSPLUS" ] && build_section uClibc++
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41 # For a native compiler, build make, bash, and distcc. (Yes, this is an old
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42 # version of Bash. It's intentional.)
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42bcb67165b4 Only make "bash" and "make" and such when toolchain has no prefix.
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44 if [ -z "$TOOLCHAIN_PREFIX" ]
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45 then
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46 build_section make
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47 build_section bash
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48 build_section distcc
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49 fi
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51 # Delete some unneeded files
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53 [ -z "$SKIP_STRIP" ] &&
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54 rm -rf "$STAGE_DIR"/{info,man,libexec/gcc/*/*/install-tools}
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56 create_stage_tarball