mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-13 12:23:33 +08:00
291 lines
9.4 KiB
C
291 lines
9.4 KiB
C
/* Machine independent support for SVR4 /proc (process file system) for GDB.
|
|
Copyright (C) 1999-2000, 2007-2012 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 3 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, see <http://www.gnu.org/licenses/>. */
|
|
|
|
/*
|
|
* Pretty-print the prstatus flags.
|
|
*
|
|
* 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>
|
|
|
|
/* 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 bits in the pr_flags member of the prstatus structure,
|
|
into the names and desc information. */
|
|
|
|
static struct trans pr_flag_table[] =
|
|
{
|
|
#if defined (PR_STOPPED)
|
|
/* Sol2.5: lwp is stopped
|
|
* Sol2.6: lwp is stopped
|
|
* Sol2.7: lwp is stopped
|
|
* IRIX6: process is stopped
|
|
* OSF: task/thread is stopped
|
|
* UW: LWP is stopped
|
|
*/
|
|
{ PR_STOPPED, "PR_STOPPED", "Process (LWP) is stopped" },
|
|
#endif
|
|
#if defined (PR_ISTOP)
|
|
/* Sol2.5: lwp is stopped on an event of interest
|
|
* Sol2.6: lwp is stopped on an event of interest
|
|
* Sol2.7: lwp is stopped on an event of interest
|
|
* IRIX6: process is stopped on event of interest
|
|
* OSF: task/thread stopped on event of interest
|
|
* UW: LWP stopped on an event of interest
|
|
*/
|
|
{ PR_ISTOP, "PR_ISTOP", "Stopped on an event of interest" },
|
|
#endif
|
|
#if defined (PR_DSTOP)
|
|
/* Sol2.5: lwp has a stop directive in effect
|
|
* Sol2.6: lwp has a stop directive in effect
|
|
* Sol2.7: lwp has a stop directive in effect
|
|
* IRIX6: process has stop directive in effect
|
|
* OSF: task/thread has stop directive in effect
|
|
* UW: A stop directive is in effect
|
|
*/
|
|
{ PR_DSTOP, "PR_DSTOP", "A stop directive is in effect" },
|
|
#endif
|
|
#if defined (PR_STEP)
|
|
/* Sol2.5: lwp has a single-step directive in effect
|
|
* Sol2.6: lwp has a single-step directive in effect
|
|
* Sol2.7: lwp has a single-step directive in effect
|
|
* IRIX6: process has single step pending
|
|
*/
|
|
{ PR_STEP, "PR_STEP", "A single step directive is in effect" },
|
|
#endif
|
|
#if defined (PR_ASLEEP)
|
|
/* Sol2.5: lwp is sleeping in a system call
|
|
* Sol2.6: lwp is sleeping in a system call
|
|
* Sol2.7: lwp is sleeping in a system call
|
|
* IRIX6: process is in an interruptible sleep
|
|
* OSF: task/thread is asleep within a system call
|
|
* UW: LWP is sleep()ing in a system call
|
|
*/
|
|
{ PR_ASLEEP, "PR_ASLEEP", "Sleeping in an (interruptible) system call" },
|
|
#endif
|
|
#if defined (PR_PCINVAL)
|
|
/* Sol2.5: contents of pr_instr undefined
|
|
* Sol2.6: contents of pr_instr undefined
|
|
* Sol2.7: contents of pr_instr undefined
|
|
* IRIX6: current pc is invalid
|
|
* OSF: program counter contains invalid address
|
|
* UW: %pc refers to an invalid virtual address
|
|
*/
|
|
{ PR_PCINVAL, "PR_PCINVAL", "PC (pr_instr) is invalid" },
|
|
#endif
|
|
#if defined (PR_ASLWP)
|
|
/* Sol2.5: this lwp is the aslwp
|
|
* Sol2.6: this lwp is the aslwp
|
|
* Sol2.7: this lwp is the aslwp
|
|
*/
|
|
{ PR_ASLWP, "PR_ASLWP", "This is the asynchronous signal LWP" },
|
|
#endif
|
|
#if defined (PR_AGENT)
|
|
/* Sol2.6: this lwp is the /proc agent lwp
|
|
* Sol2.7: this lwp is the /proc agent lwp
|
|
*/
|
|
{ PR_AGENT, "PR_AGENT", "This is the /proc agent LWP" },
|
|
#endif
|
|
#if defined (PR_ISSYS)
|
|
/* Sol2.5: system process
|
|
* Sol2.6: this is a system process
|
|
* Sol2.7: this is a system process
|
|
* IRIX6: process is a system process
|
|
* OSF: task/thread is a system task/thread
|
|
* UW: System process
|
|
*/
|
|
{ PR_ISSYS, "PR_ISSYS", "Is a system process/thread" },
|
|
#endif
|
|
#if defined (PR_VFORKP)
|
|
/* Sol2.6: process is the parent of a vfork()d child
|
|
* Sol2.7: process is the parent of a vfork()d child
|
|
*/
|
|
{ PR_VFORKP, "PR_VFORKP", "Process is the parent of a vforked child" },
|
|
#endif
|
|
#ifdef PR_ORPHAN
|
|
/* Sol2.6: process's process group is orphaned
|
|
* Sol2.7: process's process group is orphaned
|
|
*/
|
|
{ PR_ORPHAN, "PR_ORPHAN", "Process's process group is orphaned" },
|
|
#endif
|
|
#if defined (PR_FORK)
|
|
/* Sol2.5: inherit-on-fork is in effect
|
|
* Sol2.6: inherit-on-fork is in effect
|
|
* Sol2.7: inherit-on-fork is in effect
|
|
* IRIX6: process has inherit-on-fork flag set
|
|
* OSF: task/thread has inherit-on-fork flag set
|
|
* UW: inherit-on-fork is in effect
|
|
*/
|
|
{ PR_FORK, "PR_FORK", "Inherit-on-fork is in effect" },
|
|
#endif
|
|
#if defined (PR_RLC)
|
|
/* Sol2.5: run-on-last-close is in effect
|
|
* Sol2.6: run-on-last-close is in effect
|
|
* Sol2.7: run-on-last-close is in effect
|
|
* IRIX6: process has run-on-last-close flag set
|
|
* OSF: task/thread has run-on-last-close flag set
|
|
* UW: Run-on-last-close is in effect
|
|
*/
|
|
{ PR_RLC, "PR_RLC", "Run-on-last-close is in effect" },
|
|
#endif
|
|
#if defined (PR_KLC)
|
|
/* Sol2.5: kill-on-last-close is in effect
|
|
* Sol2.6: kill-on-last-close is in effect
|
|
* Sol2.7: kill-on-last-close is in effect
|
|
* IRIX6: process has kill-on-last-close flag set
|
|
* OSF: kill-on-last-close, superceeds RLC
|
|
* UW: kill-on-last-close is in effect
|
|
*/
|
|
{ PR_KLC, "PR_KLC", "Kill-on-last-close is in effect" },
|
|
#endif
|
|
#if defined (PR_ASYNC)
|
|
/* Sol2.5: asynchronous-stop is in effect
|
|
* Sol2.6: asynchronous-stop is in effect
|
|
* Sol2.7: asynchronous-stop is in effect
|
|
* OSF: asynchronous stop mode is in effect
|
|
* UW: asynchronous stop mode is in effect
|
|
*/
|
|
{ PR_ASYNC, "PR_ASYNC", "Asynchronous stop is in effect" },
|
|
#endif
|
|
#if defined (PR_MSACCT)
|
|
/* Sol2.5: micro-state usage accounting is in effect
|
|
* Sol2.6: micro-state usage accounting is in effect
|
|
* Sol2.7: micro-state usage accounting is in effect
|
|
*/
|
|
{ PR_MSACCT, "PR_MSACCT", "Microstate accounting enabled" },
|
|
#endif
|
|
#if defined (PR_BPTADJ)
|
|
/* Sol2.5: breakpoint trap pc adjustment is in effect
|
|
* Sol2.6: breakpoint trap pc adjustment is in effect
|
|
* Sol2.7: breakpoint trap pc adjustment is in effect
|
|
*/
|
|
{ PR_BPTADJ, "PR_BPTADJ", "Breakpoint PC adjustment in effect" },
|
|
#endif
|
|
#if defined (PR_PTRACE)
|
|
/* Note: different meanings on Solaris and Irix 6
|
|
* Sol2.5: obsolete, never set in SunOS5.0
|
|
* Sol2.6: ptrace-compatibility mode is in effect
|
|
* Sol2.7: ptrace-compatibility mode is in effect
|
|
* IRIX6: process is traced with ptrace() too
|
|
* OSF: task/thread is being traced by ptrace
|
|
* UW: Process is being controlled by ptrace(2)
|
|
*/
|
|
{ PR_PTRACE, "PR_PTRACE", "Process is being controlled by ptrace" },
|
|
#endif
|
|
#if defined (PR_PCOMPAT)
|
|
/* Note: PCOMPAT on Sol2.5 means same thing as PTRACE on Sol2.6
|
|
* Sol2.5 (only): ptrace-compatibility mode is in effect
|
|
*/
|
|
{ PR_PCOMPAT, "PR_PCOMPAT", "Ptrace compatibility mode in effect" },
|
|
#endif
|
|
#ifdef PR_MSFORK
|
|
/* Sol2.6: micro-state accounting inherited on fork
|
|
* Sol2.7: micro-state accounting inherited on fork
|
|
*/
|
|
{ PR_MSFORK, "PR_PCOMPAT", "Micro-state accounting inherited on fork" },
|
|
#endif
|
|
|
|
#ifdef PR_ISKTHREAD
|
|
/* Irix6: process is a kernel thread */
|
|
{ PR_ISKTHREAD, "PR_KTHREAD", "Process is a kernel thread" },
|
|
#endif
|
|
|
|
#ifdef PR_ABORT
|
|
/* OSF (only): abort the current stop condition */
|
|
{ PR_ABORT, "PR_ABORT", "Abort the current stop condition" },
|
|
#endif
|
|
|
|
#ifdef PR_TRACING
|
|
/* OSF: task is traced */
|
|
{ PR_TRACING, "PR_TRACING", "Task is traced" },
|
|
#endif
|
|
|
|
#ifdef PR_STOPFORK
|
|
/* OSF: stop child on fork */
|
|
{ PR_STOPFORK, "PR_STOPFORK", "Stop child on fork" },
|
|
#endif
|
|
|
|
#ifdef PR_STOPEXEC
|
|
/* OSF: stop on exec */
|
|
{ PR_STOPEXEC, "PR_STOPEXEC", "Stop on exec" },
|
|
#endif
|
|
|
|
#ifdef PR_STOPTERM
|
|
/* OSF: stop on task exit */
|
|
{ PR_STOPTERM, "PR_STOPTERM", "Stop on task exit" },
|
|
#endif
|
|
|
|
#ifdef PR_STOPTCR
|
|
/* OSF: stop on thread creation */
|
|
{ PR_STOPTCR, "PR_STOPTCR", "Stop on thread creation" },
|
|
#endif
|
|
|
|
#ifdef PR_STOPTTERM
|
|
/* OSF: stop on thread exit */
|
|
{ PR_STOPTTERM, "PR_STOPTTERM", "Stop on thread exit" },
|
|
#endif
|
|
|
|
#ifdef PR_USCHED
|
|
/* OSF: user level scheduling is in effect */
|
|
{ PR_USCHED, "PR_USCHED", "User level scheduling is in effect" },
|
|
#endif
|
|
};
|
|
|
|
void
|
|
proc_prettyfprint_flags (FILE *file, unsigned long flags, int verbose)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < sizeof (pr_flag_table) / sizeof (pr_flag_table[0]); i++)
|
|
if (flags & pr_flag_table[i].value)
|
|
{
|
|
fprintf (file, "%s ", pr_flag_table[i].name);
|
|
if (verbose)
|
|
fprintf (file, "%s\n", pr_flag_table[i].desc);
|
|
}
|
|
if (!verbose)
|
|
fprintf (file, "\n");
|
|
}
|
|
|
|
void
|
|
proc_prettyprint_flags (unsigned long flags, int verbose)
|
|
{
|
|
proc_prettyfprint_flags (stdout, flags, verbose);
|
|
}
|