binutils-gdb/gdb/config/nm-linux.h
1999-12-22 21:45:38 +00:00

62 lines
2.1 KiB
C

/* Native support for GNU/Linux, for GDB, the GNU debugger.
Copyright (C) 1999
Free Software Foundation, Inc.
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. */
/* Linux is svr4ish but not that much */
#undef USE_PROC_FS
/* Tell gdb that we can attach and detach other processes */
#define ATTACH_DETACH
/* We define this if link.h is available, because with ELF we use SVR4 style
shared libraries. */
#ifdef HAVE_LINK_H
#define SVR4_SHARED_LIBS
#include "solib.h" /* Support for shared libraries. */
#endif
/* Support for the glibc linuxthreads package. */
struct objfile;
/* Hook to look at new objfiles (shared libraries) */
extern void
linuxthreads_new_objfile PARAMS ((struct objfile *objfile));
/* Method to print a human-readable thread description */
extern char *
linuxthreads_pid_to_str PARAMS ((int pid));
extern int
linuxthreads_prepare_to_proceed PARAMS ((int step));
#define PREPARE_TO_PROCEED(select_it) linuxthreads_prepare_to_proceed (1)
/* Defined to make stepping-over-breakpoints be thread-atomic. */
#define USE_THREAD_STEP_NEEDED 1
/* Macros to extract process id and thread id from a composite pid/tid.
Allocate lower 19 bits for process id, next 12 bits for thread id, and
one bit for a flag to indicate a user thread vs. a kernel thread. */
#define PIDGET(PID) (((PID) & 0xffff))
#define TIDGET(PID) (((PID) & 0x7fffffff) >> 16)
#define MERGEPID(PID, TID) (((PID) & 0xffff) | ((TID) << 16))