/*
 * LoaderUtils.h
 * Copyright Ó 1989 by Xerox Corporation.  All rights reserved.
 * bj, August 4, 1989 10:31:46 pm PDT
 * eduardo, November 20, 1989 11:55:50 am PST
 */

/* handy character/string definitions */
	
#define	CH_DOT '.'
#define	CH_TILDE '~'
#define	CH_SLASH '/'
#define	CH_CR '\n'
#define	CH_UNDERSCORE '_'

#define	STR_NULL ""
#define	STR_WHITESPACE " \t"
#define	STR_BLANK " "
#define	STR_SLASH "/"
#define	STR_DOT_TILDE ".~"
#define	STR_TILDE "~"
#define	STR_PUNCTUATION ",;()[]{}<> \t\n"
	
#if 0
/* private (should never be compiled) */
	
	static char *LowerCase(/*s*/);
		/* char *s */
	static void StripCR(/*s*/);
		/* char *s */
	static void StripSlash(/*s*/);
		/* char *s */
	static int ParseBaseAndVersion(/*base*/);
		/* char *base */
	static int ParseUName(/*name, pathPrefix, base*/);
		/* char *name, *pathPrefix, *base */
	static void GetPattern(/*pattern, pathPrefix, base*/);
		/* char *pattern, *pathPrefix, *base */
	static void ParseDirectoryAndFileName(/*directory, fileNamePrefix, pattern*/);
		/* char *directory, *fileNamePrefix, *pattern */
	static int GetVersionFromName(/*name*/);
		/* char *name */
	DIR *OpenDir(/*name*/);
		/* char *name */
	int CloseDir(/*dirp*/);
		/* DIR *dirp */
	struct dirent *ReadDir(/*dirp*/);
		/* DIR *dirp */
	static int GetHighestVersion(/*pattern*/);
		/* char *pattern */
	static void MakeUName(/*pattern, pathPrefix, base, version*/);
		/* char *pattern, *pathPrefix, *base; int version */
	static void ExpandFileVersion(/*oldfile, newfile*/);
		/* char *oldfile, *newfile */

#endif

/* CommandLoop Operations */
	
	void getnewfile(/*oldfile, newfile*/); /* backward compat */
		/* char *oldfile, *newfile */
		
	void XR_Comment_Command(/*command*/);
		/* char *command */
	void XR_RequireFrom_Command(/*command*/);
		/* char *command */
	void XR_DRequireFrom_Command(/*command*/);
		/* char *command */
	void XR_ORequireFrom_Command(/*command*/);
		/* char *command */
	void XR_LoadFrom_Command(/*command*/);
		/* char *command */
	void XR_RunFrom_Command(/*command*/);
		/* char *command */
	void XR_ReleaseLocation_Command(/*command*/);
		/* char *command */
	void XR_lrh_Command(/*command*/);
		/* char *command */
	
	void XR_install_LoaderUtilsImpl(); /* PRE-start trap */
	void XR_run_LoaderUtilsImpl(); /* start trap */

/*eof*/