annotate src/libsys/strtok.c @ 142:f23927230610

components/osx_na7_db: also needs symlink for short __FILE__ string
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 06 Feb 2019 21:48:12 +0000
parents 425ab6d987f3
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
86
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * Copyright (c) 1985 Regents of the University of California.
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * All rights reserved.
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 *
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 * Redistribution and use in source and binary forms are permitted
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 * provided that the above copyright notice and this paragraph are
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 * duplicated in all such forms and that any documentation,
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 * advertising materials, and other materials related to such
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 * distribution and use acknowledge that the software was developed
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 * by the University of California, Berkeley. The name of the
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 * University may not be used to endorse or promote products derived
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 * from this software without specific prior written permission.
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 */
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 #if defined(LIBC_SCCS) && !defined(lint)
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 static char sccsid[] = "@(#)strtok.c 5.4 (Berkeley) 6/27/88";
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 #endif /* LIBC_SCCS and not lint */
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 char *
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 strtok(s, sep)
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 register char *s, *sep;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 {
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 register char *p;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 register c;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 static char *lasts;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 if (s == 0)
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 s = lasts;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 if (s == 0)
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 return (0);
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 while (c = *s) {
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 if (!index(sep, c))
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 break;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 s++;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 }
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 if (c == '\0') {
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 lasts = 0;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 return (0);
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 }
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 for (p = s; c = *++p; )
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 if (index(sep, c))
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 break;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 if (c == '\0')
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 lasts = 0;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 else {
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 *p++ = '\0';
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 lasts = p;
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 }
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 return (s);
425ab6d987f3 src/libsys: pieced together from Citrine
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 }