1 /*
2 * Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
3 * Distributed under the terms of the MIT License.
4 */
5
6
7 #include <OS.h>
8 #include <syscalls.h>
9 #include <generic_syscall.h>
10
11 #include <file_cache.h>
12
13 #include <stdio.h>
14 #include <string.h>
15
16
17 extern const char *__progname;
18
19
20 void
usage()21 usage()
22 {
23 fprintf(stderr, "usage: %s [clear | unset | set <module-name>]\n", __progname);
24 exit(0);
25 }
26
27
28 int
main(int argc,char ** argv)29 main(int argc, char **argv)
30 {
31 uint32 version = 0;
32 status_t status = _kern_generic_syscall(CACHE_SYSCALLS, B_SYSCALL_INFO, &version, sizeof(version));
33 if (status != B_OK) {
34 fprintf(stderr, "%s: The cache syscalls are not available on this system.\n", __progname);
35 return 1;
36 }
37
38 if (argc < 2)
39 usage();
40
41 if (!strcmp(argv[1], "clear")) {
42 status = _kern_generic_syscall(CACHE_SYSCALLS, CACHE_CLEAR, NULL, 0);
43 if (status != B_OK)
44 fprintf(stderr, "%s: clearing the cache failed: %s\n", __progname, strerror(status));
45 } else if (!strcmp(argv[1], "unset")) {
46 status = _kern_generic_syscall(CACHE_SYSCALLS, CACHE_SET_MODULE, NULL, 0);
47 if (status != B_OK)
48 fprintf(stderr, "%s: unsetting the cache module failed: %s\n", __progname, strerror(status));
49 } else if (!strcmp(argv[1], "set") && argc > 2) {
50 status = _kern_generic_syscall(CACHE_SYSCALLS, CACHE_SET_MODULE, argv[2], strlen(argv[2]));
51 if (status != B_OK)
52 fprintf(stderr, "%s: setting the module failed: %s\n", __progname, strerror(status));
53 } else
54 usage();
55
56 return 0;
57 }
58
59