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/* Native support for GNU/Linux, for GDB, the GNU debugger.
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Copyright (C) 1999
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Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Linux is svr4ish but not that much */
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#undef USE_PROC_FS
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/* Tell gdb that we can attach and detach other processes */
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#define ATTACH_DETACH
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/* We define this if link.h is available, because with ELF we use SVR4 style
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shared libraries. */
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#ifdef HAVE_LINK_H
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#define SVR4_SHARED_LIBS
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#include "solib.h" /* Support for shared libraries. */
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#endif
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/* Support for the glibc linuxthreads package. */
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struct objfile;
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/* Hook to look at new objfiles (shared libraries) */
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extern void
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linuxthreads_new_objfile PARAMS ((struct objfile *objfile));
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/* Method to print a human-readable thread description */
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extern char *
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linuxthreads_pid_to_str PARAMS ((int pid));
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extern int
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linuxthreads_prepare_to_proceed PARAMS ((int step));
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#define PREPARE_TO_PROCEED(select_it) linuxthreads_prepare_to_proceed (1)
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/* Defined to make stepping-over-breakpoints be thread-atomic. */
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#define USE_THREAD_STEP_NEEDED 1
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/* Macros to extract process id and thread id from a composite pid/tid.
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Allocate lower 19 bits for process id, next 12 bits for thread id, and
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one bit for a flag to indicate a user thread vs. a kernel thread. */
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#define PIDGET(PID) (((PID) & 0xffff))
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#define TIDGET(PID) (((PID) & 0x7fffffff) >> 16)
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#define MERGEPID(PID, TID) (((PID) & 0xffff) | ((TID) << 16))
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