projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c2d11a7d | 1 | /* Native support for GNU/Linux, for GDB, the GNU debugger. |
| b6ba6518 | 2 | Copyright 1999, 2000 |
| c2d11a7d JM |
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) */ |
| a14ed312 | 41 | extern void linuxthreads_new_objfile (struct objfile *objfile); |
| c2d11a7d | 42 | |
| ed9a39eb | 43 | /* Method to print a human-readable thread description */ |
| 39f77062 | 44 | extern char *linuxthreads_pid_to_str (ptid_t ptid); |
| c2d11a7d | 45 | |
| a14ed312 | 46 | extern int linuxthreads_prepare_to_proceed (int step); |
| c2d11a7d | 47 | #define PREPARE_TO_PROCEED(select_it) linuxthreads_prepare_to_proceed (1) |
| ed9a39eb JM |
48 | |
| 49 | /* Defined to make stepping-over-breakpoints be thread-atomic. */ | |
| 50 | #define USE_THREAD_STEP_NEEDED 1 | |
| 51 | ||
| 52 | /* Macros to extract process id and thread id from a composite pid/tid. | |
| 53 | Allocate lower 19 bits for process id, next 12 bits for thread id, and | |
| 54 | one bit for a flag to indicate a user thread vs. a kernel thread. */ | |
| 39f77062 KB |
55 | #define PIDGET0(PID) (((PID) & 0xffff)) |
| 56 | #define PIDGET(PID) ((PIDGET0 (PID) == 0xffff) ? -1 : PIDGET0 (PID)) | |
| ed9a39eb JM |
57 | #define TIDGET(PID) (((PID) & 0x7fffffff) >> 16) |
| 58 | #define MERGEPID(PID, TID) (((PID) & 0xffff) | ((TID) << 16)) | |
| 59 | ||
| c60c0f5f MS |
60 | /* Use elf_gregset_t and elf_fpregset_t, rather than |
| 61 | gregset_t and fpregset_t. */ | |
| 62 | ||
| 8f0b51af KB |
63 | #define GDB_GREGSET_T elf_gregset_t |
| 64 | #define GDB_FPREGSET_T elf_fpregset_t |