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- /*
- * Mach Operating System
- * Copyright (c) 1991,1990 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie the
- * rights to redistribute these changes.
- */
- /*
- * HISTORY
- * $Log: string.h,v $
- * Revision 2.3 91/02/05 17:55:57 mrt
- * Changed to new Mach copyright
- * [91/02/01 17:56:03 mrt]
- *
- * Revision 2.2 90/06/02 15:05:49 rpd
- * Created for new IPC.
- * [90/03/26 21:13:56 rpd]
- *
- * 07-Apr-89 Richard Draves (rpd) at Carnegie-Mellon University
- * Extensive revamping. Added polymorphic arguments.
- * Allow multiple variable-sized inline arguments in messages.
- *
- * 15-Jun-87 David Black (dlb) at Carnegie-Mellon University
- * Fixed strNULL to be the null string instead of the null string
- * pointer.
- *
- * 27-May-87 Richard Draves (rpd) at Carnegie-Mellon University
- * Created.
- */
-
- #ifndef _STRING_H
- #define _STRING_H
-
- #include <strings.h>
-
- typedef char *string_t;
- typedef string_t identifier_t;
-
- #define strNULL ((string_t) 0)
-
- extern string_t strmake(/* char *string */);
- extern string_t strconcat(/* string_t left, right */);
- extern void strfree(/* string_t string */);
-
- #define streql(a, b) (strcmp((a), (b)) == 0)
-
- extern char *strbool(/* boolean_t bool */);
- extern char *strstring(/* string_t string */);
-
- #endif _STRING_H
-