configure.in

nios-linux交叉编译器,可以在linux环境下建立nios的交叉编译环境.

AC_INIT(cdk4nios.7)
AM_CONFIG_HEADER(config.h)
AC_PREREQ(2.12)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(cdk4nios, 0.3)
dnl ###### ALL_LINGUAS="de"

case $host in
  *linux*)
  AC_DEFINE(OS_LINUX,1,if defined we found Linux as host system)
  ;;
  *cygwin*)
  AC_DEFINE(OS_CYGWIN32,1,if defined we found Cygwin as host system)
  ;;
  *solaris*)
  AC_DEFINE(OS_SOLARIS,1,if defined we found Solaris as host system)
  ;;
esac


AC_PROG_CC
AC_ISC_POSIX
AC_PROG_GCC_TRADITIONAL
AC_PROG_INSTALL

AM_C_PROTOTYPES
dnl AM_DISABLE_SHARED
AM_PROG_LIBTOOL

dnl
dnl if CC is gcc, we can switch on all warnings
dnl
if test "X$CC" = Xgcc; then
    CFLAGS="-Wall $CFLAGS"
fi

addlib() {
  l=$1
  shift
  case "$target" in 
    *-*-solaris*)	LIBS="$LIBS -L$l -R $l $*";;
    *)			LIBS="$LIBS -L$l $*";;
  esac
}

dnl
dnl if CC is gcc, we can rebuild the dependencies (since the depend rule
dnl requires gcc).  If it's not, don't rebuild dependencies -- use what was
dnl shipped with lowio.
dnl
if test X"$GCC" = "Xyes" ; then
    TARGET="depend allprogs"
else
    TARGET="everything"
    #
    # let the Makefile know that we're done with `depend', since we don't
    # have gcc we're not going to rebuild our dependencies at all.
    #
    echo > .depend-done
fi
AC_SUBST(TARGET)

dnl check compiler characteristics
#AC_C_BIGENDIAN
AC_C_INLINE

dnl Checks for header files we can live without.
AC_HEADER_STDC
AC_HEADER_TIME

AC_CHECK_HEADERS(unistd.h string.h memory.h)
AC_CHECK_HEADERS(termios.h)
dnl AC_CHECK_HEADERS(alloca.h libintl.h mcheck.h)

AC_CHECK_FUNCS(strchr memcpy)
AC_CHECK_FUNCS(strerror mtrace)

dnl Checks particular typedefs
AC_TYPE_SIZE_T

CDK4NIOS_SOURCE_PATH="`pwd`"
AC_DEFINE_UNQUOTED(CDK4NIOS_SOURCE_PATH, "$CDK4NIOS_SOURCE_PATH")
AC_SUBST(CDK4NIOS_SOURCE_PATH)

AC_OUTPUT([Doxyfile Makefile])