Commit | Line | Data |
---|---|---|
c2d11a7d JM |
1 | /* Native support for GNU/Linux, for GDB, the GNU debugger. |
2 | Copyright (C) 1999 | |
3 | Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | /* Linux is svr4ish but not that much */ | |
23 | #undef USE_PROC_FS | |
24 | ||
25 | /* Tell gdb that we can attach and detach other processes */ | |
26 | #define ATTACH_DETACH | |
27 | ||
28 | /* We define this if link.h is available, because with ELF we use SVR4 style | |
29 | shared libraries. */ | |
30 | ||
31 | #ifdef HAVE_LINK_H | |
32 | #define SVR4_SHARED_LIBS | |
33 | #include "solib.h" /* Support for shared libraries. */ | |
34 | #endif | |
35 | ||
36 | /* Support for the glibc linuxthreads package. */ | |
37 | ||
38 | struct objfile; | |
39 | ||
ed9a39eb | 40 | /* Hook to look at new objfiles (shared libraries) */ |
c2d11a7d JM |
41 | extern void |
42 | linuxthreads_new_objfile PARAMS ((struct objfile *objfile)); | |
c2d11a7d | 43 | |
ed9a39eb | 44 | /* Method to print a human-readable thread description */ |
c2d11a7d JM |
45 | extern char * |
46 | linuxthreads_pid_to_str PARAMS ((int pid)); | |
c2d11a7d JM |
47 | |
48 | extern int | |
49 | linuxthreads_prepare_to_proceed PARAMS ((int step)); | |
50 | #define PREPARE_TO_PROCEED(select_it) linuxthreads_prepare_to_proceed (1) | |
ed9a39eb JM |
51 | |
52 | /* Defined to make stepping-over-breakpoints be thread-atomic. */ | |
53 | #define USE_THREAD_STEP_NEEDED 1 | |
54 | ||
55 | /* Macros to extract process id and thread id from a composite pid/tid. | |
56 | Allocate lower 19 bits for process id, next 12 bits for thread id, and | |
57 | one bit for a flag to indicate a user thread vs. a kernel thread. */ | |
58 | #define PIDGET(PID) (((PID) & 0xffff)) | |
59 | #define TIDGET(PID) (((PID) & 0x7fffffff) >> 16) | |
60 | #define MERGEPID(PID, TID) (((PID) & 0xffff) | ((TID) << 16)) | |
61 |