176 lines
4.7 KiB
C
176 lines
4.7 KiB
C
/* Machine independent support for SVR4 /proc (process file system) for GDB.
|
|
Copyright 1999 Free Software Foundation, Inc.
|
|
Written by Michael Snyder at Cygnus Solutions.
|
|
Based on work by Fred Fish, Stu Grossman, Geoff Noer, and others.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software Foundation,
|
|
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
/*
|
|
* Pretty-print the pr_why value.
|
|
*
|
|
* Arguments: unsigned long flags, int verbose
|
|
*
|
|
*/
|
|
|
|
#include "defs.h"
|
|
|
|
#if defined(NEW_PROC_API)
|
|
#define _STRUCTURED_PROC 1
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <sys/procfs.h>
|
|
|
|
#include "proc-utils.h"
|
|
|
|
/* Much of the information used in the /proc interface, particularly for
|
|
printing status information, is kept as tables of structures of the
|
|
following form. These tables can be used to map numeric values to
|
|
their symbolic names and to a string that describes their specific use. */
|
|
|
|
struct trans {
|
|
int value; /* The numeric value */
|
|
char *name; /* The equivalent symbolic value */
|
|
char *desc; /* Short description of value */
|
|
};
|
|
|
|
/* Translate values in the pr_why field of the prstatus struct. */
|
|
|
|
static struct trans pr_why_table[] =
|
|
{
|
|
#if defined (PR_REQUESTED)
|
|
/* All platforms */
|
|
{ PR_REQUESTED, "PR_REQUESTED",
|
|
"Directed to stop by debugger via P(IO)CSTOP or P(IO)CWSTOP" },
|
|
#endif
|
|
#if defined (PR_SIGNALLED)
|
|
/* All platforms */
|
|
{ PR_SIGNALLED, "PR_SIGNALLED", "Receipt of a traced signal" },
|
|
#endif
|
|
#if defined (PR_SYSENTRY)
|
|
/* All platforms */
|
|
{ PR_SYSENTRY, "PR_SYSENTRY", "Entry to a traced system call" },
|
|
#endif
|
|
#if defined (PR_SYSEXIT)
|
|
/* All platforms */
|
|
{ PR_SYSEXIT, "PR_SYSEXIT", "Exit from a traced system call" },
|
|
#endif
|
|
#if defined (PR_JOBCONTROL)
|
|
/* All platforms */
|
|
{ PR_JOBCONTROL, "PR_JOBCONTROL", "Default job control stop signal action" },
|
|
#endif
|
|
#if defined (PR_FAULTED)
|
|
/* All platforms */
|
|
{ PR_FAULTED, "PR_FAULTED", "Incurred a traced hardware fault" },
|
|
#endif
|
|
#if defined (PR_SUSPENDED)
|
|
/* Solaris and UnixWare */
|
|
{ PR_SUSPENDED, "PR_SUSPENDED", "Process suspended" },
|
|
#endif
|
|
#if defined (PR_CHECKPOINT)
|
|
/* Solaris only */
|
|
{ PR_CHECKPOINT, "PR_CHECKPOINT", "Process stopped at checkpoint" },
|
|
#endif
|
|
#if defined (PR_FORKSTOP)
|
|
/* OSF only */
|
|
{ PR_FORKSTOP, "PR_FORKSTOP", "Process stopped at end of fork call" },
|
|
#endif
|
|
#if defined (PR_TCRSTOP)
|
|
/* OSF only */
|
|
{ PR_TCRSTOP, "PR_TCRSTOP", "Process stopped on thread creation" },
|
|
#endif
|
|
#if defined (PR_TTSTOP)
|
|
/* OSF only */
|
|
{ PR_TTSTOP, "PR_TTSTOP", "Process stopped on thread termination" },
|
|
#endif
|
|
#if defined (PR_DEAD)
|
|
/* OSF only */
|
|
{ PR_DEAD, "PR_DEAD", "Process stopped in exit system call" },
|
|
#endif
|
|
};
|
|
|
|
void
|
|
proc_prettyfprint_why (FILE *file, unsigned long why, unsigned long what,
|
|
int verbose)
|
|
{
|
|
int i;
|
|
|
|
if (why == 0)
|
|
return;
|
|
|
|
for (i = 0; i < sizeof (pr_why_table) / sizeof (pr_why_table[0]); i++)
|
|
if (why == pr_why_table[i].value)
|
|
{
|
|
fprintf (file, "%s ", pr_why_table[i].name);
|
|
if (verbose)
|
|
fprintf (file, ": %s ", pr_why_table[i].desc);
|
|
|
|
switch (why) {
|
|
#ifdef PR_REQUESTED
|
|
case PR_REQUESTED:
|
|
break; /* Nothing more to print. */
|
|
#endif
|
|
#ifdef PR_SIGNALLED
|
|
case PR_SIGNALLED:
|
|
proc_prettyfprint_signal (file, what, verbose);
|
|
break;
|
|
#endif
|
|
#ifdef PR_FAULTED
|
|
case PR_FAULTED:
|
|
proc_prettyfprint_fault (file, what, verbose);
|
|
break;
|
|
#endif
|
|
#ifdef PR_SYSENTRY
|
|
case PR_SYSENTRY:
|
|
fprintf (file, "Entry to ");
|
|
proc_prettyfprint_syscall (file, what, verbose);
|
|
break;
|
|
#endif
|
|
#ifdef PR_SYSEXIT
|
|
case PR_SYSEXIT:
|
|
fprintf (file, "Exit from ");
|
|
proc_prettyfprint_syscall (file, what, verbose);
|
|
break;
|
|
#endif
|
|
#ifdef PR_JOBCONTROL
|
|
case PR_JOBCONTROL:
|
|
proc_prettyfprint_signal (file, what, verbose);
|
|
break;
|
|
#endif
|
|
#ifdef PR_DEAD
|
|
case PR_DEAD:
|
|
fprintf (file, "Exit status: %d\n", what);
|
|
break;
|
|
#endif
|
|
default:
|
|
fprintf (file, "Unknown why %ld, what %ld\n", why, what);
|
|
break;
|
|
}
|
|
fprintf (file, "\n");
|
|
|
|
return;
|
|
}
|
|
fprintf (file, "Unknown pr_why.\n");
|
|
}
|
|
|
|
void
|
|
proc_prettyprint_why (unsigned long why, unsigned long what, int verbose)
|
|
{
|
|
proc_prettyfprint_why (stdout, why, what, verbose);
|
|
}
|