File: def-replace.m4

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/*
 * Oracle Linux DTrace.
 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
 * Licensed under the Universal Permissive License v 1.0 as shown at
 * http://oss.oracle.com/licenses/upl.
 *
 * Run before all other M4 scripts in the replacement path,
 * this script arranges to define macros corresponding to each
 * C preprocessor macro in the preprocessed input that is
 * defined on this system.  Macros that are not defined yield
 * an error.  Linefeeds are elided.
 */
m4_define(`__def_replace',`m4_ifelse(m4_translit(`$1',`"',`'),`$2',`m4_errprint(`Macro $1 has no definition on this system.
') m4_m4exit(1)',`m4_define(m4_translit(`$1',`"',`'),m4_translit($2,`
'))')')