Below is the macro that doesn't work. Probably something I don't understand
about m4, as usual.
--with-dbc works to give me -DDBC=7
but other variations give me
-DDBC=\$withval
-DDBC=\$DBC
Hints are appreciated. Thanks very much.
jgw
AC_DEFUN([CCS_WITH_DBC], [
AC_ARG_VAR([DBC], [value of DBC])
AC_ARG_WITH([dbc],
[AC_HELP_STRING([--with-dbc],
[level of DBC, design by contract, valid values are 0-7])],
[
if test -n "$DBC" ; then
AC_MSG_NOTICE([setting level of DBC to $DBC])
AC_DEFINE(DBC, $DBC)
elif test "$withval" = "yes" ; then
AC_MSG_NOTICE([--with-dbc specified without a value, setting
it to 7])
AC_DEFINE(DBC, [7])
elif test "$withval" != "no" ; then
AC_MSG_NOTICE([setting level of DBC to $withval])
AC_DEFINE(DBC, $withval)
fi
],
[
if test -n "$DBC" ; then
AC_MSG_NOTICE([setting level of DBC])
AC_DEFINE(DBC, $DBC)
fi
])
])
--
John G. Wohlbier
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