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dnl Find what INT_MAX define to use for a type
#serial 1
ifdef([AC_TR_SH],[], [
define([AC_TR_SH],
[patsubst(translit([[$1]], [*+], [pp]), [[^a-zA-Z0-9_]], [_])])
define([AC_TR_CPP],
[patsubst(translit([[$1]],
[*abcdefghijklmnopqrstuvwxyz],
[PABCDEFGHIJKLMNOPQRSTUVWXYZ]),
[[^A-Z0-9_]], [_])])
])
AC_DEFUN([SD_CHECK_MAX_INT_SIZE],
[AC_CHECK_SIZEOF([long],,)
AC_CHECK_SIZEOF([long long],,)
AC_CHECK_SIZEOF([$1],,[$2])
AS_CASE([$ac_cv_sizeof_[]AC_TR_SH($1)],
[$ac_cv_sizeof_long], [sd_type_max=LONG_MAX],
[$ac_cv_sizeof_long_long], [sd_type_max=LONG_LONG_MAX],
[AC_MSG_ERROR([Don't know how to map $1 to an integer])])
AC_DEFINE_UNQUOTED(AC_TR_CPP($1_MAX), [$sd_type_max],
[what int to use to maximize $1])
AC_MSG_CHECKING([what int to to use to maximize $1])
AC_MSG_RESULT([$sd_type_max])
])
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