config.od

die() {
    echo Error: "$@" >&2
    exit 99
}

[ -n "$OUT" ] || die "run redo from your output dir (obj/), not source dir."

redo-ifchange "$OUT/_config.od"
. "$OUT/_config.od"

if [ "$enable_optimization" = "yes" ]; then
    CXXFLAGS="$CXXFLAGS -O2"
    CFLAGS="$CFLAGS -O2"
fi
if [ "$enable_warnings" != "no" ]; then
    CXXFLAGS="$CXXFLAGS -Wall -Wextra -Woverloaded-virtual -Wno-unused-parameter"
    CFLAGS="$CFLAGS -Wall -Wextra -Wno-unused-parameter"
fi
if [ "$enable_debug" = "yes" ]; then
    CPPFLAGS="$CPPFLAGS -ggdb -DDEBUG=1"
    LDFLAGS="$LDFLAGS -ggdb"
fi
if [ -n "$USE_WVSTREAMS_ARGP" ]; then
    CPPFLAGS="$CPPFLAGS -Iargp"
fi

CPPFLAGS="$CPPFLAGS
    -D_DEFAULT_SOURCE -D_GNU_SOURCE
    -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -DUNSTABLE
"

# FIXME: os-specific defines aren't great. Convert to autoconf-detected
# per-feature flags instead.
case $OS in
  LINUX)
    _LINUX=1
    ;;
  SOLARIS)
    _SOLARIS=1
    CPPFLAGS="$CPPFLAGS -D_SOLARIS -DSOLARIS"
    ;;
  MACOS)
    _MACOS=1
    CPPFLAGS="$CPPFLAGS -D_MACOS -DMACOS"
    ;;
  WIN32)
    _WIN32=1
    CPPFLAGS="$CPPFLAGS -Iwin32 -D_WIN32"
    LIBS="$LIBS -lole32 -lrpcrt4 -lwsock32 -lgdi32 -limagehlp -lstdc++"
    ;;
  *) die "$OS: unrecognized operating system for compilation." ;;
esac
if [ -z "$WIN32" ]; then
    CFLAGS="$CFLAGS -fPIC"
    CXXFLAGS="$CXXFLAGS -fPIC"
fi