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[deliverable/binutils-gdb.git] / gdb / proc-utils.h
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1/* Machine independent support for SVR4 /proc (process file system) for GDB.
2 Copyright (C) 1999-2020 Free Software Foundation, Inc.
3
4 This file is part of GDB.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18
19#ifndef PROC_UTILS_H
20#define PROC_UTILS_H
21
22/* From proc-why.c */
23
24/*
25 * Pretty-print functions for /proc data
26 */
27
28extern void proc_prettyprint_why (unsigned long why, unsigned long what,
29 int verbose);
30
31extern void proc_prettyprint_syscalls (sysset_t *sysset, int verbose);
32
33extern void proc_prettyprint_syscall (int num, int verbose);
34
35extern void proc_prettyprint_signalset (sigset_t *sigset, int verbose);
36
37extern void proc_prettyprint_signal (int signo, int verbose);
38
39extern void proc_prettyprint_faultset (fltset_t *fltset, int verbose);
40
41extern void proc_prettyprint_fault (int faultno, int verbose);
42
43extern void proc_prettyprint_actionset (struct sigaction *actions,
44 int verbose);
45
46extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset,
47 int verbose);
48
49extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset,
50 int verbose);
51
52extern void proc_prettyfprint_syscall (FILE *file, int num, int verbose);
53
54extern void proc_prettyfprint_signal (FILE *file, int signo, int verbose);
55
56extern void proc_prettyfprint_flags (FILE *file, unsigned long flags,
57 int verbose);
58
59extern void proc_prettyfprint_why (FILE *file, unsigned long why,
60 unsigned long what, int verbose);
61
62extern void proc_prettyfprint_fault (FILE *file, int faultno, int verbose);
63
64extern void proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset,
65 int verbose);
66
67extern void proc_prettyfprint_status (long, int, int, int);
68
69
70/* From proc-flags.c */
71
72/*
73 * Pretty-print the prstatus flags.
74 */
75
76extern void proc_prettyprint_flags (unsigned long flags, int verbose);
77
78extern void proc_prettyfprint_flags (FILE *file, unsigned long flags,
79 int verbose);
80
81
82/* From proc-api.c */
83
84/*
85 * Trace functions for /proc api.
86 */
87
88extern int write_with_trace (int, void *, size_t, char *, int);
89extern off_t lseek_with_trace (int, off_t, int, char *, int);
90extern int ioctl_with_trace (int, long, void *, char *, int);
91extern pid_t wait_with_trace (int *, char *, int);
92extern int open_with_trace (char *, int, char *, int);
93extern int close_with_trace (int, char *, int);
94extern void procfs_note (const char *, const char *, int);
95
96#ifdef PROCFS_TRACE
97/*
98 * Debugging code:
99 *
100 * These macros allow me to trace the system calls that we make
101 * to control the child process. This is quite handy for comparing
102 * with the older version of procfs.
103 */
104
105#define write(X,Y,Z) write_with_trace (X, Y, Z, __FILE__, __LINE__)
106#define lseek(X,Y,Z) lseek_with_trace (X, Y, Z, __FILE__, __LINE__)
107#define ioctl(X,Y,Z) ioctl_with_trace (X, Y, Z, __FILE__, __LINE__)
108#define open(X,Y) open_with_trace (X, Y, __FILE__, __LINE__)
109#define close(X) close_with_trace (X, __FILE__, __LINE__)
110#define wait(X) wait_with_trace (X, __FILE__, __LINE__)
111#endif
112#define PROCFS_NOTE(X) procfs_note (X, __FILE__, __LINE__)
113#define PROC_PRETTYFPRINT_STATUS(X,Y,Z,T) \
114 proc_prettyfprint_status (X, Y, Z, T)
115
116/* Define the type (and more importantly the width) of the control
117 word used to write to the /proc/PID/ctl file. */
118typedef long procfs_ctl_t;
119
120#endif /* PROC_UTILS_H */
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