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1.1 root 1: /*
2: * Mach Operating System
3: * Copyright (c) 1991,1990 Carnegie Mellon University
4: * All Rights Reserved.
5: *
6: * Permission to use, copy, modify and distribute this software and its
7: * documentation is hereby granted, provided that both the copyright
8: * notice and this permission notice appear in all copies of the
9: * software, derivative works or modified versions, and any portions
10: * thereof, and that both notices appear in supporting documentation.
11: *
12: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
13: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15: *
16: * Carnegie Mellon requests users of this software to return to
17: *
18: * Software Distribution Coordinator or [email protected]
19: * School of Computer Science
20: * Carnegie Mellon University
21: * Pittsburgh PA 15213-3890
22: *
23: * any improvements or extensions that they make and grant Carnegie the
24: * rights to redistribute these changes.
25: */
26:
27: #ifndef _MIG_STRING_H
28: #define _MIG_STRING_H
29:
30: #include <string.h>
31:
32: #include "boolean.h"
33:
34: typedef char *string_t;
35: typedef const char *const_string_t;
36: typedef const_string_t identifier_t;
37:
38: #define strNULL ((string_t) 0)
39:
40: extern string_t strmake(const char *string);
41: extern string_t strconcat(const_string_t left, const_string_t right);
42: extern void strfree(string_t string);
43:
44: #define streql(a, b) (strcmp((a), (b)) == 0)
45:
46: extern const char *strbool(boolean_t bool);
47: extern const char *strstring(const_string_t string);
48:
49: #endif /* _MIG_STRING_H */
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