proc-utils.h revision 130804
1/* Machine independent support for SVR4 /proc (process file system) for GDB. 2 Copyright 1999, 2000 Free Software Foundation, Inc. 3 4This file is part of GDB. 5 6This program is free software; you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation; either version 2 of the License, or 9(at your option) any later version. 10 11This program is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with this program; if not, write to the Free Software Foundation, 18Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 19 20 21/* 22 * Pretty-print functions for /proc data 23 */ 24 25extern void proc_prettyprint_why (unsigned long why, unsigned long what, 26 int verbose); 27 28extern void proc_prettyprint_syscalls (sysset_t *sysset, int verbose); 29 30extern void proc_prettyprint_syscall (int num, int verbose); 31 32extern void proc_prettyprint_flags (unsigned long flags, int verbose); 33 34extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset, 35 int verbose); 36 37extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset, 38 int verbose); 39 40extern void proc_prettyfprint_syscall (FILE *file, int num, int verbose); 41 42extern void proc_prettyfprint_signal (FILE *file, int signo, int verbose); 43 44extern void proc_prettyfprint_flags (FILE *file, unsigned long flags, 45 int verbose); 46 47extern void proc_prettyfprint_why (FILE *file, unsigned long why, 48 unsigned long what, int verbose); 49 50extern void proc_prettyfprint_fault (FILE *file, int faultno, int verbose); 51 52extern void proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset, 53 int verbose); 54 55extern void proc_prettyfprint_status (long, int, int, int); 56 57/* 58 * Trace functions for /proc api. 59 */ 60 61extern int write_with_trace (int, void *, size_t, char *, int); 62extern off_t lseek_with_trace (int, off_t, int, char *, int); 63extern int ioctl_with_trace (int, long, void *, char *, int); 64extern pid_t wait_with_trace (int *, char *, int); 65extern int open_with_trace (char *, int, char *, int); 66extern int close_with_trace (int, char *, int); 67extern void procfs_note (char *, char *, int); 68 69#ifdef PROCFS_TRACE 70/* 71 * Debugging code: 72 * 73 * These macros allow me to trace the system calls that we make 74 * to control the child process. This is quite handy for comparing 75 * with the older version of procfs. 76 */ 77 78#define write(X,Y,Z) write_with_trace (X, Y, Z, __FILE__, __LINE__) 79#define lseek(X,Y,Z) lseek_with_trace (X, Y, Z, __FILE__, __LINE__) 80#define ioctl(X,Y,Z) ioctl_with_trace (X, Y, Z, __FILE__, __LINE__) 81#define open(X,Y) open_with_trace (X, Y, __FILE__, __LINE__) 82#define close(X) close_with_trace (X, __FILE__, __LINE__) 83#define wait(X) wait_with_trace (X, __FILE__, __LINE__) 84#endif 85#define PROCFS_NOTE(X) procfs_note (X, __FILE__, __LINE__) 86#define PROC_PRETTYFPRINT_STATUS(X,Y,Z,T) \ 87 proc_prettyfprint_status (X, Y, Z, T) 88 89/* Define the type (and more importantly the width) of the control 90 word used to write to the /proc/PID/ctl file. */ 91#if defined (PROC_CTL_WORD_TYPE) 92typedef PROC_CTL_WORD_TYPE procfs_ctl_t; 93#else 94typedef long procfs_ctl_t; 95#endif 96