1 /**
2 * @file op_config.c
3 * Oprofile configuration parameters.
4 *
5 * @remark Copyright 2002 OProfile authors
6 * @remark Read the file COPYING
7 *
8 * @author Nathan Tallent
9 * @Modifications Daniel Hansel
10 */
11
12 #include "op_config.h"
13 #include "op_config_24.h"
14
15 #include <limits.h>
16 #include <stdlib.h>
17 #include <stdio.h>
18 #include <string.h>
19 #include <assert.h>
20
21 /* paths in op_config.h */
22 char op_session_dir[PATH_MAX];
23 char op_samples_dir[PATH_MAX];
24 char op_samples_current_dir[PATH_MAX];
25 char op_lock_file[PATH_MAX];
26 char op_log_file[PATH_MAX];
27 char op_pipe_file[PATH_MAX];
28 char op_dump_status[PATH_MAX];
29
30 /* paths in op_config_24.h */
31 char op_device[PATH_MAX];
32 char op_note_device[PATH_MAX];
33 char op_hash_device[PATH_MAX];
34
35 void
init_op_config_dirs(char const * session_dir)36 init_op_config_dirs(char const * session_dir)
37 {
38 int session_dir_len;
39
40 assert(session_dir);
41 session_dir_len = strlen(session_dir);
42
43 if (session_dir_len + strlen("/samples/oprofiled.log") > PATH_MAX) {
44 fprintf(stderr, "Session_dir string \"%s\" is too large.\n",
45 session_dir);
46 exit(EXIT_FAILURE);
47 }
48
49 strcpy(op_session_dir, session_dir);
50
51 strcpy(op_samples_dir, op_session_dir);
52 strcat(op_samples_dir, "/samples/");
53
54 strcpy(op_samples_current_dir, op_samples_dir);
55 strcat(op_samples_current_dir, "/current/");
56
57 strcpy(op_lock_file, op_session_dir);
58 strcat(op_lock_file, "/lock");
59
60 strcpy(op_pipe_file, op_session_dir);
61 strcat(op_pipe_file, "/opd_pipe");
62
63 strcpy(op_log_file, op_samples_dir);
64 strcat(op_log_file, "oprofiled.log");
65
66 strcpy(op_dump_status, op_session_dir);
67 strcat(op_dump_status, "/complete_dump");
68
69 strcpy(op_device, op_session_dir);
70 strcat(op_device, "/opdev");
71
72 strcpy(op_note_device, op_session_dir);
73 strcat(op_note_device, "/opnotedev");
74
75 strcpy(op_hash_device, op_session_dir);
76 strcat(op_hash_device, "/ophashmapdev");
77 }
78