| 1 | /* Copyright (C) 2012-2018 Free Software Foundation, Inc. |
| 2 | |
| 3 | This file is part of GDB. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include "defs.h" |
| 19 | #include "command.h" |
| 20 | #include "gdbcmd.h" |
| 21 | #include "target.h" |
| 22 | #include "agent.h" |
| 23 | |
| 24 | /* Enum strings for "set|show agent". */ |
| 25 | |
| 26 | static const char can_use_agent_on[] = "on"; |
| 27 | static const char can_use_agent_off[] = "off"; |
| 28 | static const char *can_use_agent_enum[] = |
| 29 | { |
| 30 | can_use_agent_on, |
| 31 | can_use_agent_off, |
| 32 | NULL, |
| 33 | }; |
| 34 | |
| 35 | static const char *can_use_agent = can_use_agent_off; |
| 36 | |
| 37 | static void |
| 38 | show_can_use_agent (struct ui_file *file, int from_tty, |
| 39 | struct cmd_list_element *c, const char *value) |
| 40 | { |
| 41 | fprintf_filtered (file, |
| 42 | _("Debugger's willingness to use agent in inferior " |
| 43 | "as a helper is %s.\n"), value); |
| 44 | } |
| 45 | |
| 46 | static void |
| 47 | set_can_use_agent (const char *args, int from_tty, struct cmd_list_element *c) |
| 48 | { |
| 49 | if (target_use_agent (can_use_agent == can_use_agent_on) == 0) |
| 50 | /* Something wrong during setting, set flag to default value. */ |
| 51 | can_use_agent = can_use_agent_off; |
| 52 | } |
| 53 | |
| 54 | #include "observable.h" |
| 55 | #include "objfiles.h" |
| 56 | |
| 57 | static void |
| 58 | agent_new_objfile (struct objfile *objfile) |
| 59 | { |
| 60 | if (objfile == NULL || agent_loaded_p ()) |
| 61 | return; |
| 62 | |
| 63 | agent_look_up_symbols (objfile); |
| 64 | } |
| 65 | |
| 66 | void |
| 67 | _initialize_agent (void) |
| 68 | { |
| 69 | gdb::observers::new_objfile.attach (agent_new_objfile); |
| 70 | |
| 71 | add_setshow_enum_cmd ("agent", class_run, |
| 72 | can_use_agent_enum, |
| 73 | &can_use_agent, _("\ |
| 74 | Set debugger's willingness to use agent as a helper."), _("\ |
| 75 | Show debugger's willingness to use agent as a helper."), _("\ |
| 76 | If on, GDB will delegate some of the debugging operations to the\n\ |
| 77 | agent, if the target supports it. This will speed up those\n\ |
| 78 | operations that are supported by the agent.\n\ |
| 79 | If off, GDB will not use agent, even if such is supported by the\n\ |
| 80 | target."), |
| 81 | set_can_use_agent, |
| 82 | show_can_use_agent, |
| 83 | &setlist, &showlist); |
| 84 | } |