AC_INIT(ArX, 2.2.4)
if test -z "$CXXFLAGS" ; then
   CXXFLAGS=" -O3 -Wall"
fi
AC_PROG_CXX

AX_PYTHON

AC_PATH_PROGS(ARXTAR,gnutar gtar tar)
if test "X$ARXTAR" = "X" ; then
   AC_MSG_ERROR(Could not find GNU tar.  You can set it manually with the ARXTAR variable.)
fi

AC_PATH_PROGS(ARXDIFF,gnudiff gdiff diff)
if test "X$ARXDIFF" = "X" ; then
   AC_MSG_ERROR(Could not find GNU diff.  You can set it manually with the ARXDIFF variable.)
fi

AC_PATH_PROGS(ARXDIFF3,gnudiff3 gdiff3 diff3)
if test "X$ARXDIFF3" = "X" ; then
   AC_MSG_ERROR(Could not find GNU diff3.  You can set it manually with the ARXDIFF variable.)
fi

AC_PATH_PROGS(ARXPATCH,gnupatch gpatch patch)
if test "X$ARXPATCH" = "X" ; then
   AC_MSG_ERROR(Could not find GNU patch.  You can set it manually with the ARXPATCH variable.)
fi

AC_PATH_PROGS(ARXPKGCONFIG,pkg-config)
if test "X$ARXPKGCONFIG" = "X" ; then
   AC_MSG_ERROR(Could not find pkg-config.  You can set it manually with the ARXPKGCONFIG variable.)
fi

AC_PATH_PROGS(ARXGPG,gpg)
if test "X$ARXGPG" = "X" ; then
   AC_MSG_WARN(Could not find gpg.  You can set it manually with the ARXGPG variable.  Your build will not be able to sign or verify revisions by default.  See "arx param -H" for how to set it up on a per user basis.)
fi

AC_DEFINE_UNQUOTED(ARXDIFF,"$ARXDIFF")
AC_DEFINE_UNQUOTED(ARXDIFF3,"$ARXDIFF3")
AC_DEFINE_UNQUOTED(ARXPATCH,"$ARXPATCH")
AC_DEFINE_UNQUOTED(ARXTAR,"$ARXTAR")
AC_DEFINE_UNQUOTED(ARXGPG,"$ARXGPG")

AC_CONFIG_FILES(SConstruct Makefile)
AC_SUBST(ARXPKGCONFIG)
AC_SUBST(ARXDIFF)
AC_SUBST(ARXPATCH)
AC_SUBST(ARXTAR)
AC_SUBST(ARXGPG)
AC_CONFIG_HEADERS(src/config.h)
AC_OUTPUT