1 /* Machine independent support for SVR4 /proc (process file system) for GDB. 2 Copyright 1999, 2000 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 2 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, write to the Free Software Foundation, 18 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 19 20 21 /* 22 * Pretty-print functions for /proc data 23 */ 24 25 extern void proc_prettyprint_why (unsigned long why, unsigned long what, 26 int verbose); 27 28 extern void proc_prettyprint_syscalls (sysset_t *sysset, int verbose); 29 30 extern void proc_prettyprint_syscall (int num, int verbose); 31 32 extern void proc_prettyprint_flags (unsigned long flags, int verbose); 33 34 extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset, 35 int verbose); 36 37 extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset, 38 int verbose); 39 40 extern void proc_prettyfprint_syscall (FILE *file, int num, int verbose); 41 42 extern void proc_prettyfprint_signal (FILE *file, int signo, int verbose); 43 44 extern void proc_prettyfprint_flags (FILE *file, unsigned long flags, 45 int verbose); 46 47 extern void proc_prettyfprint_why (FILE *file, unsigned long why, 48 unsigned long what, int verbose); 49 50 extern void proc_prettyfprint_fault (FILE *file, int faultno, int verbose); 51 52 extern void proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset, 53 int verbose); 54 55 extern void proc_prettyfprint_status (long, int, int, int); 56 57 /* 58 * Trace functions for /proc api. 59 */ 60 61 extern int write_with_trace (int, void *, size_t, char *, int); 62 extern off_t lseek_with_trace (int, off_t, int, char *, int); 63 extern int ioctl_with_trace (int, long, void *, char *, int); 64 extern pid_t wait_with_trace (int *, char *, int); 65 extern int open_with_trace (char *, int, char *, int); 66 extern int close_with_trace (int, char *, int); 67 extern 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) 92 typedef PROC_CTL_WORD_TYPE procfs_ctl_t; 93 #else 94 typedef long procfs_ctl_t; 95 #endif 96