1dnl ######################################################################
2dnl Initial settings for CPPFLAGS (-I options)
3dnl NOTE: this is for configuration as well as compilations!
4AC_DEFUN([AMU_OPT_CPPFLAGS],
5[AC_MSG_CHECKING(for configuration/compilation (-I) preprocessor flags)
6AC_ARG_ENABLE(cppflags,
7AC_HELP_STRING([--enable-cppflags=ARG],
8	[configure/compile with ARG (-I) preprocessor flags]),
9[
10if test "$enableval" = "" || test "$enableval" = "yes" || test "$enableval" = "no"; then
11  AC_MSG_ERROR(cppflags must be supplied if option is used)
12fi
13# use supplied options
14CPPFLAGS="$CPPFLAGS $enableval"
15export CPPFLAGS
16AC_MSG_RESULT($enableval)
17], [
18  # default is to have no additional flags
19  AC_MSG_RESULT(none)
20])
21])
22dnl ======================================================================
23