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comparison kpathsea/c-memstr.h @ 1267:69501f98669d

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[project @ 1995-04-20 19:10:05 by jwe] Initial revision
author jwe
date Thu, 20 Apr 1995 19:10:05 +0000
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children 611d403c7f3d
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1266:e1ddfb12566d 1267:69501f98669d
1 /* c-memstr.h: memcpy, strchr, etc.
2
3 Copyright (C) 1992, 93, 94 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
18
19 #ifndef KPATHSEA_C_MEMSTR_H
20 #define KPATHSEA_C_MEMSTR_H
21
22 /* <X11/Xfuncs.h> tries to declare bcopy etc., which can only conflict. */
23 #define _XFUNCS_H_
24
25 /* Just to be complete, we make both the system V/ANSI and the BSD
26 versions of the string functions available. */
27 #if defined (STDC_HEADERS) || defined (HAVE_STRING_H)
28 #define SYSV /* so <X11/Xos.h> knows not to include <strings.h> */
29 #include <string.h>
30
31 /* An ANSI string.h and pre-ANSI memory.h might conflict. */
32 #if !defined (STDC_HEADERS) && defined (HAVE_MEMORY_H)
33 #include <memory.h>
34 #endif /* not STDC_HEADERS and HAVE_MEMORY_H */
35
36 /* Do not define these if we are not STDC_HEADERS, because in that
37 case X11/Xos.h defines `strchr' to be `index'. */
38 #ifdef STDC_HEADERS
39 /* Let's hope that if index/rindex are defined, they're defined to the
40 right thing. */
41 #ifndef index
42 #define index strchr
43 #endif
44 #ifndef rindex
45 #define rindex strrchr
46 #endif
47 #endif /* STDC_HEADERS */
48
49 #ifndef HAVE_BCOPY
50 #ifndef bcmp
51 #define bcmp(s1, s2, len) memcmp ((s1), (s2), (len))
52 #endif
53 #ifndef bcopy
54 #define bcopy(from, to, len) memcpy ((to), (from), (len))
55 #endif
56 #ifndef bzero
57 #define bzero(s, len) memset ((s), 0, (len))
58 #endif
59 #endif /* not HAVE_BCOPY */
60
61 #else /* not (STDC_HEADERS or HAVE_STRING_H) */
62
63 #include <strings.h>
64
65 #ifndef strchr
66 #define strchr index
67 #endif
68 #ifndef strrchr
69 #define strrchr rindex
70 #endif
71
72 #define memcmp(s1, s2, n) bcmp ((s1), (s2), (n))
73 #define memcpy(to, from, len) bcopy ((from), (to), (len))
74
75 extern char *strtok ();
76 extern char *strstr ();
77
78 #endif /* not (STDC_HEADERS or HAVE_STRING_H) */
79
80 #endif /* not KPATHSEA_C_MEMSTR_H */