gdb/proc-utils.h - gdb

Data types defined

Macros defined

Source code

  1. /* Machine independent support for SVR4 /proc (process file system) for GDB.
  2.    Copyright (C) 1999-2015 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/>.  */

  19. /* From proc-why.c */

  21. /*
  22. * Pretty-print functions for /proc data
  23. */

  25. extern void proc_prettyprint_why (unsigned long why, unsigned long what,
  26.                                   int verbose);

  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,
  41.                                         int verbose);

  43. extern void proc_prettyfprint_signalset (FILE *file, sigset_t *sigset,
  44.                                          int verbose);

  46. extern void proc_prettyfprint_faultset (FILE *file, fltset_t *fltset,
  47.                                         int verbose);

  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,
  54.                                      int verbose);

  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,
  62.                                         int verbose);

  64. extern void proc_prettyfprint_status (long, int, int, int);


  67. /* From proc-flags.c */

  69. /*
  70. * Pretty-print the prstatus flags.
  71. */

  73. extern void proc_prettyprint_flags (unsigned long flags, int verbose);

  75. extern void proc_prettyfprint_flags (FILE *file, unsigned long flags,
  76.                                      int verbose);


  79. /* From proc-api.c */

  81. /*
  82. * Trace functions for /proc api.
  83. */

  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      (char *, char *, int);

  93. #ifdef PROCFS_TRACE
  94. /*
  95. * Debugging code:
  96. *
  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.
  100. */

  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__)
  108. #endif
  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. #if defined (PROC_CTL_WORD_TYPE)
  116. ‌typedef PROC_CTL_WORD_TYPE procfs_ctl_t;
  117. #else
  118. ‌typedef long procfs_ctl_t;
  119. #endif