1 /* Machine independent support for SVR4 /proc (process file system) for GDB.
2 Copyright (C) 1999-2018 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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/>. */
22 * Pretty-print functions for /proc data
25 extern void proc_prettyprint_why (unsigned long why, unsigned long what,
28 extern void proc_prettyprint_syscalls (sysset_t *sysset, int verbose);
30 extern void proc_prettyprint_syscall (int num, int verbose);
32 extern void proc_prettyprint_signalset (sigset_t *sigset, int verbose);
34 extern void proc_prettyprint_signal (int signo, int verbose);
36 extern void proc_prettyprint_faultset (fltset_t *fltset, int verbose);
38 extern void proc_prettyprint_fault (int faultno, int verbose);
40 extern void proc_prettyprint_actionset (struct sigaction *actions,
43 extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset,
46 extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset,
49 extern void proc_prettyfprint_syscall (FILE *file, int num, int verbose);
51 extern void proc_prettyfprint_signal (FILE *file, int signo, int verbose);
53 extern void proc_prettyfprint_flags (FILE *file, unsigned long flags,
56 extern void proc_prettyfprint_why (FILE *file, unsigned long why,
57 unsigned long what, int verbose);
59 extern void proc_prettyfprint_fault (FILE *file, int faultno, int verbose);
61 extern void proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset,
64 extern void proc_prettyfprint_status (long, int, int, int);
67 /* From proc-flags.c */
70 * Pretty-print the prstatus flags.
73 extern void proc_prettyprint_flags (unsigned long flags, int verbose);
75 extern void proc_prettyfprint_flags (FILE *file, unsigned long flags,
82 * Trace functions for /proc api.
85 extern int write_with_trace (int, void *, size_t, char *, int);
86 extern off_t lseek_with_trace (int, off_t, int, char *, int);
87 extern int ioctl_with_trace (int, long, void *, char *, int);
88 extern pid_t wait_with_trace (int *, char *, int);
89 extern int open_with_trace (char *, int, char *, int);
90 extern int close_with_trace (int, char *, int);
91 extern void procfs_note (const char *, const char *, int);
97 * These macros allow me to trace the system calls that we make
98 * to control the child process. This is quite handy for comparing
99 * with the older version of procfs.
102 #define write(X,Y,Z) write_with_trace (X, Y, Z, __FILE__, __LINE__)
103 #define lseek(X,Y,Z) lseek_with_trace (X, Y, Z, __FILE__, __LINE__)
104 #define ioctl(X,Y,Z) ioctl_with_trace (X, Y, Z, __FILE__, __LINE__)
105 #define open(X,Y) open_with_trace (X, Y, __FILE__, __LINE__)
106 #define close(X) close_with_trace (X, __FILE__, __LINE__)
107 #define wait(X) wait_with_trace (X, __FILE__, __LINE__)
109 #define PROCFS_NOTE(X) procfs_note (X, __FILE__, __LINE__)
110 #define PROC_PRETTYFPRINT_STATUS(X,Y,Z,T) \
111 proc_prettyfprint_status (X, Y, Z, T)
113 /* Define the type (and more importantly the width) of the control
114 word used to write to the /proc/PID/ctl file. */
115 typedef long procfs_ctl_t;