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# configure.target

# This shell script handles all target based configuration for libstdc++.
# It sets various shell variables based on the the target and the
# configuration options.  You can modify this shell script without
# needing to rerun autoconf.

# This shell script should be invoked as
#   . configure.target
# If it encounters an error, it will exit with a message.

# It uses the following shell variables:
#   target                The configuration target
#   target_cpu            The configuration target CPU
#   target_os             The configuration target OS
#   target_optspace       --enable-target-optspace ("yes", "no", "")

# It possibly modifies the following shell variables:
#   glibcpp_cflags         Special CFLAGS to use when building
#   glibcpp_cxxflags       Special CXXFLAGS to use when building
#   cpu_include_dir        CPU-specific include directory, relative to srcdir
#   os_include_dir         OS-specific include directory, relative to srcdir
# The first two are set in configure.host and modified here.


# These are "local" and should be set in the switch statements below.  They
# will be appended to their real conterparts once the dust settles.
l_glibcpp_cflags=
l_glibcpp_cxxflags=


# Set any CPU dependent compiler flags.
# THIS TABLE IS SORTED.  KEEP IT THAT WAY.

case "${target_cpu}" in
  alpha*)
    cpu_include_dir="config/cpu/alpha"
    ;;
  arm*)
    cpu_include_dir="config/cpu/arm"
    ;;
  ia64)
    cpu_include_dir="config/cpu/ia64"
    ;;
  i386)
    cpu_include_dir="config/cpu/i386"
    ;;
  i486 | i586 | i686 | i786)
    cpu_include_dir="config/cpu/i486"
    ;;
  powerpc | rs6000)
    cpu_include_dir="config/cpu/powerpc"
    ;;
  sparc64 | ultrasparc)
    cpu_include_dir="config/cpu/sparc/sparc64"
    ;;
  sparc*)
    cpu_include_dir="config/cpu/sparc/sparc32"
    ;;
  *)
    cpu_include_dir="config/cpu/generic"
    ;;
esac


# Set any OS dependent compiler flags.
# THIS TABLE IS SORTED.  KEEP IT THAT WAY.

case "${target_os}" in
  aix4.[[3456789]]* | aix[[56789]]*)
    os_include_dir="config/os/aix"
    case "$CXX" in
      *pthread*)
        enable_threads='posix'
        ;;
      *)
        enable_threads='no'
        ;;
    esac
    ;;
  aix*)
    os_include_dir="config/os/aix"
    ;;
  bsd* | freebsd* )
    os_include_dir="config/os/bsd/freebsd"
    ;;
  cygwin*)
    os_include_dir="config/os/newlib"
    ;;
  *djgpp*)
    os_include_dir="config/os/djgpp"
    ;;
  linux* | gnu*)
    os_include_dir="config/os/gnu-linux"
    ;;
  irix*)
    os_include_dir="config/os/irix"
    ;;
  netbsd*)
    os_include_dir="config/os/bsd/netbsd"
    ;;
  solaris2.5*)
    os_include_dir="config/os/solaris/solaris2.5"
    ;;
  solaris2.6*)
    os_include_dir="config/os/solaris/solaris2.6"
    ;;
  solaris2.7* | solaris2.8*)
    os_include_dir="config/os/solaris/solaris2.7"
    ;;
  hpux)
    os_include_dir="config/os/hpux"
    ;;
  *)
    os_include_dir="config/os/generic"
    ;;
esac


# Set any flags dependant on the full target triplet.
# THIS TABLE IS SORTED.  KEEP IT THAT WAY.

case "${target}" in
   *-*-aix*)
     ATOMICITYH=$os_include_dir
     ;;
   *-*-irix*)
     ATOMICITYH=$os_include_dir
     ;;
   *)
     ATOMICITYH=$cpu_include_dir
     ;;
esac
    

# Okay, folks, show's over.  Move along, move along.

glibcpp_cflags="${glibcpp_cflags} ${libgcj_flags} ${l_glibcpp_cflags}"
glibcpp_cxxflags="${glibcpp_cxxflags} ${libgcj_flags} ${l_glibcpp_cxxflags}"