scripts/build/arch/powerpc.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Thu Aug 25 18:30:18 2011 +0200 (2011-08-25)
changeset 2645 9cb3554bebeb
parent 1181 2e88d85d6ffc
child 2675 7c288c777455
permissions -rw-r--r--
configure: check for lzma

Some packages are available as LZMA tarballs. LZMA is a relatively recent
compression algorithm; it's slightly better than bzip2, but offers much
faster decompression. LZMA is now deprecated in favor of XZ, but some
packages switched to LZMA when XZ was not yet available, or still in its
infancy. Latest XZ (which totaly obsoletes LZMA) offers a backward LZMA-
compatible utility, so we can check for 'lzma' nonetheless.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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# Compute powerpc-specific values
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CT_DoArchTupleValues () {
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    # The architecture part of the tuple, override only for 64-bit
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    if [ "${CT_ARCH_64}" = "y" ]; then
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        CT_TARGET_ARCH="powerpc64"
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    fi
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    # Add spe in the tuple if needed
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    case "${CT_LIBC},${CT_ARCH_POWERPC_SPE}" in
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        glibc,|eglibc,)   CT_TARGET_SYS=gnu;;
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        glibc,y|eglibc,y) CT_TARGET_SYS=gnuspe;;
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    esac
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    # Add extra flags for SPE if needed
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    if [ "${CT_ARCH_POWERPC_SPE}" = "y" ]; then
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        CT_ARCH_TARGET_CFLAGS="-mabi=spe -mspe"
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        CT_ARCH_CC_CORE_EXTRA_CONFIG="--enable-e500_double"
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        CT_ARCH_CC_EXTRA_CONFIG="--enable-e500_double"
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    fi
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}