configure

#! /bin/sh

CC=gcc

ARCH=`uname -m &> /dev/null`

case $ARCH in
x86_64 | amd64)
   MACHINE="_x86_64";;
x86 | i*86 | pc)
   MACHINE="_x86";;
*)
   MACHINE="unknown";;
esac

if [ $MACHINE = "_x86" -o $MACHINE = "_x86_64" ]
then
   $CC arch/cpuid.c -o cpuid 
   ARCH=`./cpuid &> /dev/null`
   case $ARCH in
   k10)
      EXTS="_k10 _k8";;
   k8)
      EXTS="_k8";;
   atom)
      EXTS="_atom";;
   nehalem)
      EXTS="_nehalem _core2";;
   core2)
      EXTS="_core2";;
   p4)
      EXTS="_p4";;
   * | x86)
      EXTS="";;
    esac

    for file in *.c
    do
       name=${file%\.*}
       echo "#ifndef ${name}_H" > ${name}_arch.h
       echo "#define ${name}_H" >> ${name}_arch.h
       for ext in $EXTS
       do
          hname=arch/$name$MACHINE$ext.h
          if [ -f $hname ]
          then
             echo "#include \"${hname}\"" >> ${name}_arch.h
          fi
          hname=arch/$name$MACHINE.h
          if [ -f $hname ]
          then
             echo "#include \"${hname}\"" >> ${name}_arch.h
          fi
       done
       echo "#endif" >> ${name}_arch.h
    done
fi

if [ $MACHINE = "unknown" ]
then
    for file in nn*.c
    do
       name=${file%\.*}
       echo "#ifndef ${name}_H" > ${name}_arch.h
       echo "#define ${name}_H" >> ${name}_arch.h
       echo "#endif" >> ${name}_arch.h
    done
fi