Commit | Line | Data |
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c906108c SS |
1 | /* Target-vector operations for controlling Mac applications, for GDB. |
2 | Copyright (C) 1995 Free Software Foundation, Inc. | |
3 | Written by Stan Shebs. Contributed by Cygnus Support. | |
4 | ||
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
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. | |
c906108c | 11 | |
c5aa993b JM |
12 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without eve nthe implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
c906108c | 16 | |
c5aa993b JM |
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. */ | |
c906108c SS |
21 | |
22 | /* Note that because all the available Mac compilers are ANSI or very | |
23 | close, and this is a native-only file, the code may be purely ANSI. */ | |
24 | ||
25 | #include "defs.h" | |
26 | #include "frame.h" /* required by inferior.h */ | |
27 | #include "inferior.h" | |
28 | #include "target.h" | |
03f2053f | 29 | #include "gdb_wait.h" |
c906108c SS |
30 | #include "gdbcore.h" |
31 | #include "command.h" | |
32 | #include <signal.h> | |
33 | #include <sys/types.h> | |
34 | #include <fcntl.h> | |
35 | #include "buildsym.h" | |
36 | #include "gdb_string.h" | |
37 | #include "gdbthread.h" | |
38 | #include "gdbcmd.h" | |
39 | ||
40 | #include <Processes.h> | |
41 | ||
42 | /* We call the functions "child_..." rather than "mac_..." so no one | |
43 | is tempted to try to link this with other native-only code. */ | |
44 | ||
45 | /* Forward declaration */ | |
46 | ||
47 | extern struct target_ops child_ops; | |
48 | ||
a14ed312 | 49 | static void child_stop (void); |
c906108c SS |
50 | |
51 | static void | |
52 | child_fetch_inferior_registers (int r) | |
53 | { | |
54 | if (r < 0) | |
55 | { | |
56 | for (r = 0; r < NUM_REGS; r++) | |
57 | child_fetch_inferior_registers (r); | |
58 | } | |
59 | else | |
60 | { | |
61 | supply_register (r, 0); | |
62 | } | |
63 | } | |
64 | ||
65 | static void | |
66 | child_store_inferior_registers (int r) | |
67 | { | |
68 | if (r < 0) | |
69 | { | |
70 | for (r = 0; r < NUM_REGS; r++) | |
71 | child_store_inferior_registers (r); | |
72 | } | |
73 | else | |
74 | { | |
75 | read_register_gen (r, 0); | |
76 | } | |
77 | } | |
78 | ||
79 | static int | |
80 | child_wait (int pid, struct target_waitstatus *ourstatus) | |
81 | { | |
82 | } | |
83 | ||
84 | /* Attach to process PID, then initialize for debugging it. */ | |
85 | ||
86 | static void | |
fba45db2 | 87 | child_attach (char *args, int from_tty) |
c906108c SS |
88 | { |
89 | ProcessSerialNumber psn; | |
90 | ProcessInfoRec inforec; | |
91 | Str31 name; | |
92 | FSSpecPtr fsspec; | |
93 | OSType code; | |
94 | int pid; | |
95 | char *exec_file; | |
96 | ||
97 | if (!args) | |
98 | error_no_arg ("process-id to attach"); | |
99 | ||
100 | pid = atoi (args); | |
101 | ||
102 | psn.highLongOfPSN = 0; | |
103 | psn.lowLongOfPSN = pid; | |
104 | ||
c5aa993b | 105 | inforec.processInfoLength = sizeof (ProcessInfoRec); |
c906108c SS |
106 | inforec.processName = name; |
107 | inforec.processAppSpec = fsspec; | |
108 | ||
109 | if (GetProcessInformation (&psn, &inforec) == noErr) | |
110 | { | |
111 | if (from_tty) | |
112 | { | |
113 | exec_file = (char *) get_exec_file (0); | |
114 | ||
115 | if (exec_file) | |
116 | printf_unfiltered ("Attaching to program `%s', %s\n", exec_file, | |
117 | target_pid_to_str (pid)); | |
118 | else | |
119 | printf_unfiltered ("Attaching to %s\n", target_pid_to_str (pid)); | |
120 | ||
121 | gdb_flush (gdb_stdout); | |
122 | } | |
123 | /* Do we need to do anything special? */ | |
124 | attach_flag = 1; | |
125 | inferior_pid = pid; | |
126 | push_target (&child_ops); | |
127 | } | |
128 | } | |
129 | ||
130 | static void | |
fba45db2 | 131 | child_detach (char *args, int from_tty) |
c906108c SS |
132 | { |
133 | char *exec_file; | |
134 | ||
135 | if (from_tty) | |
136 | { | |
137 | exec_file = get_exec_file (0); | |
138 | if (exec_file == 0) | |
139 | exec_file = ""; | |
140 | printf_unfiltered ("Detaching from program: %s %s\n", exec_file, | |
141 | target_pid_to_str (inferior_pid)); | |
142 | gdb_flush (gdb_stdout); | |
143 | } | |
144 | inferior_pid = 0; | |
145 | unpush_target (&child_ops); | |
146 | } | |
147 | ||
148 | /* Print status information about what we're accessing. */ | |
149 | ||
150 | static void | |
fba45db2 | 151 | child_files_info (struct target_ops *ignore) |
c906108c SS |
152 | { |
153 | printf_unfiltered ("\tUsing the running image of %s %s.\n", | |
154 | attach_flag ? "attached" : "child", target_pid_to_str (inferior_pid)); | |
155 | } | |
156 | ||
157 | /* ARGSUSED */ | |
158 | static void | |
fba45db2 | 159 | child_open (char *arg, int from_tty) |
c906108c SS |
160 | { |
161 | error ("Use the \"run\" command to start a Mac application."); | |
162 | } | |
163 | ||
164 | /* Start an inferior Mac program and sets inferior_pid to its pid. | |
165 | EXEC_FILE is the file to run. | |
166 | ALLARGS is a string containing the arguments to the program. | |
167 | ENV is the environment vector to pass. Errors reported with error(). */ | |
168 | ||
169 | static void | |
fba45db2 | 170 | child_create_inferior (char *exec_file, char *allargs, char **env) |
c906108c SS |
171 | { |
172 | LaunchParamBlockRec launchparms; | |
173 | FSSpec fsspec; | |
174 | OSErr launch_err; | |
175 | ||
176 | if (!exec_file) | |
177 | { | |
178 | error ("No executable specified, use `target exec'.\n"); | |
179 | } | |
180 | ||
181 | launchparms.launchBlockID = extendedBlock; | |
182 | launchparms.launchEPBLength = extendedBlockLen; | |
183 | launchparms.launchFileFlags = 0; | |
184 | launchparms.launchControlFlags = launchContinue | launchNoFileFlags; | |
185 | fsspec.vRefNum = 0; | |
186 | fsspec.parID = 0; | |
c5aa993b JM |
187 | strcpy (fsspec.name + 1, exec_file); |
188 | fsspec.name[0] = strlen (exec_file); | |
c906108c SS |
189 | launchparms.launchAppSpec = &fsspec; |
190 | launchparms.launchAppParameters = nil; | |
191 | ||
192 | launch_err = LaunchApplication (&launchparms); | |
193 | ||
c5aa993b | 194 | if (launch_err == 999 /*memFullErr */ ) |
c906108c SS |
195 | { |
196 | error ("Not enough memory to launch %s\n", exec_file); | |
197 | } | |
198 | else if (launch_err != noErr) | |
199 | { | |
200 | error ("Error launching %s, code %d\n", exec_file, launch_err); | |
201 | } | |
202 | ||
203 | inferior_pid = launchparms.launchProcessSN.lowLongOfPSN; | |
204 | /* FIXME be sure that high long of PSN is 0 */ | |
205 | ||
206 | push_target (&child_ops); | |
207 | init_wait_for_inferior (); | |
208 | clear_proceed_status (); | |
209 | ||
2acceee2 | 210 | /* proceed ((CORE_ADDR) -1, TARGET_SIGNAL_0, 0); */ |
c906108c SS |
211 | } |
212 | ||
213 | static void | |
fba45db2 | 214 | child_mourn_inferior (void) |
c906108c SS |
215 | { |
216 | unpush_target (&child_ops); | |
217 | generic_mourn_inferior (); | |
218 | } | |
219 | ||
220 | static void | |
fba45db2 | 221 | child_stop (void) |
c906108c SS |
222 | { |
223 | } | |
224 | ||
225 | int | |
226 | child_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, | |
c5aa993b | 227 | int write, struct target_ops *target) |
c906108c SS |
228 | { |
229 | int i; | |
230 | ||
231 | for (i = 0; i < len; ++i) | |
232 | { | |
233 | if (write) | |
234 | { | |
235 | ((char *) memaddr)[i] = myaddr[i]; | |
236 | } | |
237 | else | |
238 | { | |
239 | myaddr[i] = ((char *) memaddr)[i]; | |
240 | } | |
241 | } | |
242 | return len; | |
243 | } | |
244 | ||
245 | void | |
246 | child_kill_inferior (void) | |
247 | { | |
248 | } | |
249 | ||
250 | void | |
251 | child_resume (int pid, int step, enum target_signal signal) | |
252 | { | |
253 | } | |
254 | ||
255 | static void | |
fba45db2 | 256 | child_prepare_to_store (void) |
c906108c SS |
257 | { |
258 | /* Do nothing, since we can store individual regs */ | |
259 | } | |
260 | ||
261 | static int | |
fba45db2 | 262 | child_can_run (void) |
c906108c SS |
263 | { |
264 | return 1; | |
265 | } | |
266 | ||
267 | static void | |
fba45db2 | 268 | child_close (void) |
c906108c SS |
269 | { |
270 | } | |
271 | ||
272 | static void | |
fba45db2 | 273 | info_proc (char *args, int from_tty) |
c906108c SS |
274 | { |
275 | ProcessSerialNumber psn; | |
276 | ProcessInfoRec inforec; | |
277 | Str31 name; | |
278 | FSSpecPtr fsspec; | |
279 | OSType code; | |
280 | ||
281 | /* Eventually use args, but not right now. */ | |
282 | ||
283 | psn.highLongOfPSN = 0; | |
284 | psn.lowLongOfPSN = kNoProcess; | |
285 | ||
c5aa993b | 286 | inforec.processInfoLength = sizeof (ProcessInfoRec); |
c906108c SS |
287 | inforec.processName = name; |
288 | inforec.processAppSpec = fsspec; | |
289 | ||
290 | printf_filtered ("Process Name Sgnt Type PSN Loc Size FreeMem Time\n"); | |
291 | ||
292 | while (GetNextProcess (&psn) == noErr) | |
293 | { | |
294 | if (GetProcessInformation (&psn, &inforec) == noErr) | |
295 | { | |
296 | name[name[0] + 1] = '\0'; | |
297 | printf_filtered ("%-32.32s", name + 1); | |
298 | code = inforec.processSignature; | |
299 | printf_filtered (" %c%c%c%c", | |
300 | (code >> 24) & 0xff, | |
301 | (code >> 16) & 0xff, | |
c5aa993b JM |
302 | (code >> 8) & 0xff, |
303 | (code >> 0) & 0xff); | |
c906108c SS |
304 | code = inforec.processType; |
305 | printf_filtered (" %c%c%c%c", | |
306 | (code >> 24) & 0xff, | |
307 | (code >> 16) & 0xff, | |
c5aa993b JM |
308 | (code >> 8) & 0xff, |
309 | (code >> 0) & 0xff); | |
c906108c SS |
310 | if (psn.highLongOfPSN == 0) |
311 | printf_filtered (" %9d", psn.lowLongOfPSN); | |
312 | else | |
313 | printf_filtered (" %9d,%9d\n", | |
314 | psn.highLongOfPSN, psn.lowLongOfPSN); | |
315 | printf_filtered (" 0x%x", inforec.processLocation); | |
316 | printf_filtered (" %9d", inforec.processSize); | |
317 | printf_filtered (" %9d", inforec.processFreeMem); | |
318 | printf_filtered (" %9d", inforec.processActiveTime); | |
319 | printf_filtered ("\n"); | |
320 | } | |
321 | } | |
322 | } | |
323 | ||
c5aa993b | 324 | struct target_ops child_ops; |
c906108c | 325 | |
c5aa993b JM |
326 | static void |
327 | init_child_ops (void) | |
c906108c | 328 | { |
c5aa993b JM |
329 | child_ops.to_shortname = "mac"; |
330 | child_ops.to_longname = "MacOS application"; | |
331 | child_ops.to_doc = "MacOS application (started by the \"run\" command)."; | |
332 | child_ops.to_open = child_open; | |
333 | child_ops.to_close = child_close; | |
334 | child_ops.to_attach = child_attach; | |
c906108c | 335 | child_ops.to_post_attach = NULL; |
c5aa993b JM |
336 | child_ops.to_require_attach = NULL; /* to_require_attach */ |
337 | child_ops.to_detach = child_detach; | |
338 | child_ops.to_require_detach = NULL; /* to_require_detach */ | |
339 | child_ops.to_resume = child_resume; | |
340 | child_ops.to_wait = child_wait; | |
341 | child_ops.to_post_wait = NULL; /* to_post_wait */ | |
342 | child_ops.to_fetch_registers = child_fetch_inferior_registers; | |
343 | child_ops.to_store_registers = child_store_inferior_registers; | |
344 | child_ops.to_prepare_to_store = child_prepare_to_store; | |
345 | child_ops.to_xfer_memory = child_xfer_memory; | |
346 | child_ops.to_files_info = child_files_info; | |
347 | child_ops.to_insert_breakpoint = memory_insert_breakpoint; | |
348 | child_ops.to_remove_breakpoint = memory_remove_breakpoint; | |
349 | child_ops.to_terminal_init = 0; | |
350 | child_ops.to_terminal_inferior = 0; | |
351 | child_ops.to_terminal_ours_for_output = 0; | |
352 | child_ops.to_terminal_ours = 0; | |
353 | child_ops.to_terminal_info = 0; | |
354 | child_ops.to_kill = child_kill_inferior; | |
355 | child_ops.to_load = 0; | |
356 | child_ops.to_lookup_symbol = 0; | |
c906108c | 357 | child_ops.to_create_inferior = child_create_inferior; |
c5aa993b JM |
358 | child_ops.to_post_startup_inferior = NULL; /* to_post_startup_inferior */ |
359 | child_ops.to_acknowledge_created_inferior = NULL; /* to_acknowledge_created_inferior */ | |
360 | child_ops.to_clone_and_follow_inferior = NULL; /* to_clone_and_follow_inferior */ | |
361 | child_ops.to_post_follow_inferior_by_clone = NULL; /* to_post_follow_inferior_by_clone */ | |
c906108c SS |
362 | child_ops.to_insert_fork_catchpoint = NULL; |
363 | child_ops.to_remove_fork_catchpoint = NULL; | |
364 | child_ops.to_insert_vfork_catchpoint = NULL; | |
365 | child_ops.to_remove_vfork_catchpoint = NULL; | |
c5aa993b JM |
366 | child_ops.to_has_forked = NULL; /* to_has_forked */ |
367 | child_ops.to_has_vforked = NULL; /* to_has_vforked */ | |
c906108c | 368 | child_ops.to_can_follow_vfork_prior_to_exec = NULL; |
c5aa993b | 369 | child_ops.to_post_follow_vfork = NULL; /* to_post_follow_vfork */ |
c906108c SS |
370 | child_ops.to_insert_exec_catchpoint = NULL; |
371 | child_ops.to_remove_exec_catchpoint = NULL; | |
372 | child_ops.to_has_execd = NULL; | |
373 | child_ops.to_reported_exec_events_per_exec_call = NULL; | |
374 | child_ops.to_has_exited = NULL; | |
c5aa993b JM |
375 | child_ops.to_mourn_inferior = child_mourn_inferior; |
376 | child_ops.to_can_run = child_can_run; | |
377 | child_ops.to_notice_signals = 0; | |
378 | child_ops.to_thread_alive = 0; | |
379 | child_ops.to_stop = child_stop; | |
380 | child_ops.to_pid_to_exec_file = NULL; /* to_pid_to_exec_file */ | |
c906108c | 381 | child_ops.to_core_file_to_sym_file = NULL; |
c5aa993b JM |
382 | child_ops.to_stratum = process_stratum; |
383 | child_ops.DONT_USE = 0; | |
384 | child_ops.to_has_all_memory = 1; | |
385 | child_ops.to_has_memory = 1; | |
386 | child_ops.to_has_stack = 1; | |
387 | child_ops.to_has_registers = 1; | |
388 | child_ops.to_has_execution = 1; | |
389 | child_ops.to_sections = 0; | |
390 | child_ops.to_sections_end = 0; | |
391 | child_ops.to_magic = OPS_MAGIC; | |
c906108c SS |
392 | }; |
393 | ||
394 | void | |
fba45db2 | 395 | _initialize_mac_nat (void) |
c906108c | 396 | { |
c5aa993b | 397 | init_child_ops (); |
c906108c SS |
398 | |
399 | add_info ("proc", info_proc, | |
400 | "Show information about processes."); | |
401 | } |