gdb/proc-utils.h

   1 /* Machine independent support for SVR4 /proc (process file system) for GDB.
   2    Copyright 1999 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
  26 proc_prettyprint_why (unsigned long why, unsigned long what, int verbose);
  27
  28 extern void
  29 proc_prettyprint_syscalls (sysset_t *sysset, int verbose);
  30
  31 extern void
  32 proc_prettyprint_syscall (int num, int verbose);
  33
  34 extern void proc_prettyprint_flags (unsigned long flags, int verbose);
  35
  36 extern void
  37 proc_prettyfprint_signalset (FILE *file, sigset_t *sigset, int verbose);
  38
  39 extern void
  40 proc_prettyfprint_faultset (FILE *file, fltset_t *fltset, int verbose);
  41
  42 extern void
  43 proc_prettyfprint_syscall (FILE *file, int num, int verbose);
  44
  45 extern void
  46 proc_prettyfprint_signal (FILE *file, int signo, int verbose);
  47
  48 extern void
  49 proc_prettyfprint_flags (FILE *file, unsigned long flags, int verbose);
  50
  51 extern void
  52 proc_prettyfprint_why (FILE *file, unsigned long why,
  53                        unsigned long what, int verbose);
  54
  55 extern void
  56 proc_prettyfprint_fault (FILE *file, int faultno, int verbose);
  57
  58 extern void
  59 proc_prettyfprint_syscalls (FILE *file, sysset_t *sysset, int verbose);
  60
  61 extern void
  62 proc_prettyfprint_status (long, int, int, int);
  63
  64 /*
  65  * Trace functions for /proc api.
  66  */
  67
  68 extern  int   write_with_trace (int, void *, size_t, char *, int);
  69 extern  off_t lseek_with_trace (int, off_t,  int,    char *, int);
  70 extern  int   ioctl_with_trace (int, long, void *, char *, int);
  71 extern  pid_t wait_with_trace  (int *, char *, int);
  72 extern  int   open_with_trace  (char *, int, char *, int);
  73 extern  int   close_with_trace (int, char *, int);
  74 extern  void  procfs_note      (char *, char *, int);
  75
  76 #ifdef PROCFS_TRACE
  77 /*
  78  * Debugging code:
  79  *
  80  * These macros allow me to trace the system calls that we make
  81  * to control the child process.  This is quite handy for comparing
  82  * with the older version of procfs.
  83  */
  84
  85 #define write(X,Y,Z)   write_with_trace (X, Y, Z, __FILE__, __LINE__)
  86 #define lseek(X,Y,Z)   lseek_with_trace (X, Y, Z, __FILE__, __LINE__)
  87 #define ioctl(X,Y,Z)   ioctl_with_trace (X, Y, Z, __FILE__, __LINE__)
  88 #define open(X,Y)      open_with_trace  (X, Y,    __FILE__, __LINE__)
  89 #define close(X)       close_with_trace (X,       __FILE__, __LINE__)
  90 #define wait(X)        wait_with_trace  (X,       __FILE__, __LINE__)
  91 #endif
  92 #define PROCFS_NOTE(X) procfs_note      (X,       __FILE__, __LINE__)
  93 #define PROC_PRETTYFPRINT_STATUS(X,Y,Z,T) \
  94      proc_prettyfprint_status (X, Y, Z, T)