#!/bin/sh

​

# Generate architecture specific patch selection symbols

​

if [ "$1" = "--list" ]; then

    # List all known architectures

    echo i386 mips{,64} sparc{,64} ppc{,64} s390{,x} ia64 x86_64 alpha parisc

    exit 0

fi

​

if [ -z "$SYMBOLS" ]; then

    if [ -n "$1" ]; then

    ARCH="$1"

    elif [ -n "$PATCH_ARCH" ]; then

    ARCH="$PATCH_ARCH"

    else

    ARCH="`arch`"

    fi

    SYMBOLS="$ARCH"

    case "$ARCH" in

    (i?86)      SYMBOLS="$SYMBOLS IA32" ;;

    (mips*)     SYMBOLS="$SYMBOLS MIPS" ;;

    (sparc*)    SYMBOLS="$SYMBOLS SPARC" ;;

    (ppc*)      SYMBOLS="$SYMBOLS PPC" ;;

    (s390*)     SYMBOLS="$SYMBOLS S390" ;;

    (ia64)      ;;

    (x86_64)    ;;

    (alpha)     ;;

    (parisc)    ;;

    (*)     # not a recognized architeture!

            exit

            ;;

    esac

fi

echo $SYMBOLS

​