# /usr/share/config.site for configure
#
# Enable caching per-compiler per-package per-package-version in
# /$prefix/cache/autoconf
#
# The goal is to speed repeated builds of the same code without
# breakage due to the same cache variables being determined
# differently across package versions or packages or toolchains
# or toolchain flags.

IAM=`hostname || uname -n`
MYNAME=`IFS=. ; set $IAM ; echo $1`

test "$prefix" = NONE && prefix=/usr/local
# test "$exec_prefix" = NONE && exec_prefix=/usr/local/gnu
test "$sharedstatedir" = '${prefix}/com' && sharedstatedir=${prefix}/var
# test "$localstatedir" = '${prefix}/var' && localstatedir=${prefix}/var

# Always set CC and CXX to avoid configure bailing due to them being unset
# in a previous run.

CC=${CC-cc}
CXX=${CXX-c++}

if test "$cache_file" = /dev/null; then
  # A cache file is only valid for one C compiler.
  D_CC=`echo $CC | tr ' ' _ | tr / _`
  D_CXX=`echo $CXX | tr ' ' _ | tr / _`
  D_CFLAGS=
  case "$CFLAGS" in
    '') ;;
    *) D_CFLAGS=`echo $CFLAGS | tr ' ' _ | tr / _`
  esac
  D_CXXFLAGS=
  case "$CXXFLAGS" in
    '') ;;
    *) D_CXXFLAGS=`echo $CXXFLAGS | tr ' ' _ | tr / _`
  esac
  D_CPPFLAGS=
  case "$CPPFLAGS" in
    '') ;;
    *) D_CPPFLAGS=`echo $CPPFLAGS | tr ' ' _ | tr / _`
  esac
  D_LDFLAGS=
  case "$LDFLAGS" in
    '') ;;
    *) D_LDFLAGS=`echo $LDFLAGS | tr ' ' _ | tr / _`
  esac
  D_PKG=`echo $PACKAGE_NAME | sed -e 's/^GNU //'`
  cache_file="${prefix}/cache/autoconf/`uname`-`uname -U`-${MYNAME}"
  cache_file="${cache_file}-`uname -p`-${D_CPPFLAGS}-${D_CC}-${D_CFLAGS}"
  cache_file="${cache_file}-${D_CXX}-${D_CXXFLAGS}-${D_LDFLAGS}-${D_PKG}"
  cache_file="${cache_file}-${PACKAGE_VERSION}-config.cache"
  unset D_CC D_CXX D_CFLAGS D_CXXFLAGS D_CPPFLAGS D_LDFLAGS D_PKG
fi

unset IAM MYNAME