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[smlnj] View of /sml/trunk/src/cm/util/stdcfg.sml
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View of /sml/trunk/src/cm/util/stdcfg.sml

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Revision 653 - (download) (annotate)
Wed Jun 7 07:59:06 2000 UTC (21 years, 6 months ago) by blume
File size: 1051 byte(s)
merge-back from my devel branch; see HISTORY
 * CM parameters that are configurable via shell-environment variables.
 *   Copyright (c) 1999 by Lucent Technologies, Bell Laboratories.
 * author: Matthias Blume (blume@cs.princeton.edu)
structure StdConfig = struct
	val bool = EnvConfig.new Bool.fromString
	val int = EnvConfig.new Int.fromString
	val string = EnvConfig.new SOME
	val stringoptthunk = EnvConfig.new (fn s => SOME (fn () => SOME s))
	val verbose = bool ("VERBOSE", true)
	val debug = bool ("DEBUG", false)
	val keep_going = bool ("KEEP_GOING", false)
	val pathcfgspec = string ("PATHCONFIG", "/usr/lib/smlnj-pathconfig")
	val parse_caching = int ("PARSE_CACHING", 100)
	val local_pathconfig =
	    stringoptthunk ("LOCAL_PATHCONFIG",
			    fn () =>
			      Option.map (fn h => OS.Path.concat
					   (h, ".smlnj-pathconfig"))
			                 (OS.Process.getEnv "HOME"))
	val warn_obsolete = bool ("WARN_OBSOLETE", true)
	val conserve_memory = bool ("CONSERVE_MEMORY", false)
	val implicit_anchors = bool ("IMPLICIT_ANCHORS", false)

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