Commit | Line | Data |
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c906108c | 1 | /* Target-vector operations for controlling Mac applications, for GDB. |
b6ba6518 KB |
2 | Copyright 1995, 1996, 1998, 1999, 2000, 2001 |
3 | Free Software Foundation, Inc. | |
c906108c SS |
4 | Written by Stan Shebs. Contributed by Cygnus Support. |
5 | ||
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
c906108c | 12 | |
c5aa993b JM |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without eve nthe implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
c906108c | 17 | |
c5aa993b JM |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, | |
21 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
22 | |
23 | /* Note that because all the available Mac compilers are ANSI or very | |
24 | close, and this is a native-only file, the code may be purely ANSI. */ | |
25 | ||
26 | #include "defs.h" | |
27 | #include "frame.h" /* required by inferior.h */ | |
28 | #include "inferior.h" | |
29 | #include "target.h" | |
03f2053f | 30 | #include "gdb_wait.h" |
c906108c SS |
31 | #include "gdbcore.h" |
32 | #include "command.h" | |
33 | #include <signal.h> | |
34 | #include <sys/types.h> | |
35 | #include <fcntl.h> | |
36 | #include "buildsym.h" | |
37 | #include "gdb_string.h" | |
38 | #include "gdbthread.h" | |
39 | #include "gdbcmd.h" | |
4e052eda | 40 | #include "regcache.h" |
c906108c SS |
41 | |
42 | #include <Processes.h> | |
43 | ||
44 | /* We call the functions "child_..." rather than "mac_..." so no one | |
45 | is tempted to try to link this with other native-only code. */ | |
46 | ||
47 | /* Forward declaration */ | |
48 | ||
49 | extern struct target_ops child_ops; | |
50 | ||
a14ed312 | 51 | static void child_stop (void); |
c906108c SS |
52 | |
53 | static void | |
54 | child_fetch_inferior_registers (int r) | |
55 | { | |
56 | if (r < 0) | |
57 | { | |
58 | for (r = 0; r < NUM_REGS; r++) | |
59 | child_fetch_inferior_registers (r); | |
60 | } | |
61 | else | |
62 | { | |
63 | supply_register (r, 0); | |
64 | } | |
65 | } | |
66 | ||
67 | static void | |
68 | child_store_inferior_registers (int r) | |
69 | { | |
70 | if (r < 0) | |
71 | { | |
72 | for (r = 0; r < NUM_REGS; r++) | |
73 | child_store_inferior_registers (r); | |
74 | } | |
75 | else | |
76 | { | |
77 | read_register_gen (r, 0); | |
78 | } | |
79 | } | |
80 | ||
39f77062 KB |
81 | static ptid_t |
82 | child_wait (ptid_t ptid, struct target_waitstatus *ourstatus) | |
c906108c SS |
83 | { |
84 | } | |
85 | ||
86 | /* Attach to process PID, then initialize for debugging it. */ | |
87 | ||
88 | static void | |
fba45db2 | 89 | child_attach (char *args, int from_tty) |
c906108c SS |
90 | { |
91 | ProcessSerialNumber psn; | |
92 | ProcessInfoRec inforec; | |
93 | Str31 name; | |
94 | FSSpecPtr fsspec; | |
95 | OSType code; | |
96 | int pid; | |
97 | char *exec_file; | |
98 | ||
99 | if (!args) | |
100 | error_no_arg ("process-id to attach"); | |
101 | ||
102 | pid = atoi (args); | |
103 | ||
104 | psn.highLongOfPSN = 0; | |
105 | psn.lowLongOfPSN = pid; | |
106 | ||
c5aa993b | 107 | inforec.processInfoLength = sizeof (ProcessInfoRec); |
c906108c SS |
108 | inforec.processName = name; |
109 | inforec.processAppSpec = fsspec; | |
110 | ||
111 | if (GetProcessInformation (&psn, &inforec) == noErr) | |
112 | { | |
113 | if (from_tty) | |
114 | { | |
115 | exec_file = (char *) get_exec_file (0); | |
116 | ||
117 | if (exec_file) | |
118 | printf_unfiltered ("Attaching to program `%s', %s\n", exec_file, | |
39f77062 | 119 | target_pid_to_str (pid_to_ptid (pid))); |
c906108c | 120 | else |
39f77062 KB |
121 | printf_unfiltered ("Attaching to %s\n", |
122 | target_pid_to_str (pid_to_ptid (pid))); | |
c906108c SS |
123 | |
124 | gdb_flush (gdb_stdout); | |
125 | } | |
126 | /* Do we need to do anything special? */ | |
127 | attach_flag = 1; | |
39f77062 | 128 | inferior_ptid = pid_to_ptid (pid); |
c906108c SS |
129 | push_target (&child_ops); |
130 | } | |
131 | } | |
132 | ||
133 | static void | |
fba45db2 | 134 | child_detach (char *args, int from_tty) |
c906108c SS |
135 | { |
136 | char *exec_file; | |
137 | ||
138 | if (from_tty) | |
139 | { | |
140 | exec_file = get_exec_file (0); | |
141 | if (exec_file == 0) | |
142 | exec_file = ""; | |
143 | printf_unfiltered ("Detaching from program: %s %s\n", exec_file, | |
39f77062 | 144 | target_pid_to_str (inferior_ptid)); |
c906108c SS |
145 | gdb_flush (gdb_stdout); |
146 | } | |
39f77062 | 147 | inferior_ptid = null_ptid; |
c906108c SS |
148 | unpush_target (&child_ops); |
149 | } | |
150 | ||
151 | /* Print status information about what we're accessing. */ | |
152 | ||
153 | static void | |
fba45db2 | 154 | child_files_info (struct target_ops *ignore) |
c906108c SS |
155 | { |
156 | printf_unfiltered ("\tUsing the running image of %s %s.\n", | |
39f77062 | 157 | attach_flag ? "attached" : "child", target_pid_to_str (inferior_ptid)); |
c906108c SS |
158 | } |
159 | ||
160 | /* ARGSUSED */ | |
161 | static void | |
fba45db2 | 162 | child_open (char *arg, int from_tty) |
c906108c SS |
163 | { |
164 | error ("Use the \"run\" command to start a Mac application."); | |
165 | } | |
166 | ||
39f77062 | 167 | /* Start an inferior Mac program and sets inferior_ptid to its pid. |
c906108c SS |
168 | EXEC_FILE is the file to run. |
169 | ALLARGS is a string containing the arguments to the program. | |
170 | ENV is the environment vector to pass. Errors reported with error(). */ | |
171 | ||
172 | static void | |
fba45db2 | 173 | child_create_inferior (char *exec_file, char *allargs, char **env) |
c906108c SS |
174 | { |
175 | LaunchParamBlockRec launchparms; | |
176 | FSSpec fsspec; | |
177 | OSErr launch_err; | |
178 | ||
179 | if (!exec_file) | |
180 | { | |
181 | error ("No executable specified, use `target exec'.\n"); | |
182 | } | |
183 | ||
184 | launchparms.launchBlockID = extendedBlock; | |
185 | launchparms.launchEPBLength = extendedBlockLen; | |
186 | launchparms.launchFileFlags = 0; | |
187 | launchparms.launchControlFlags = launchContinue | launchNoFileFlags; | |
188 | fsspec.vRefNum = 0; | |
189 | fsspec.parID = 0; | |
c5aa993b JM |
190 | strcpy (fsspec.name + 1, exec_file); |
191 | fsspec.name[0] = strlen (exec_file); | |
c906108c SS |
192 | launchparms.launchAppSpec = &fsspec; |
193 | launchparms.launchAppParameters = nil; | |
194 | ||
195 | launch_err = LaunchApplication (&launchparms); | |
196 | ||
c5aa993b | 197 | if (launch_err == 999 /*memFullErr */ ) |
c906108c SS |
198 | { |
199 | error ("Not enough memory to launch %s\n", exec_file); | |
200 | } | |
201 | else if (launch_err != noErr) | |
202 | { | |
203 | error ("Error launching %s, code %d\n", exec_file, launch_err); | |
204 | } | |
205 | ||
39f77062 | 206 | inferior_ptid = pid_to_ptid (launchparms.launchProcessSN.lowLongOfPSN); |
c906108c SS |
207 | /* FIXME be sure that high long of PSN is 0 */ |
208 | ||
209 | push_target (&child_ops); | |
210 | init_wait_for_inferior (); | |
211 | clear_proceed_status (); | |
212 | ||
2acceee2 | 213 | /* proceed ((CORE_ADDR) -1, TARGET_SIGNAL_0, 0); */ |
c906108c SS |
214 | } |
215 | ||
216 | static void | |
fba45db2 | 217 | child_mourn_inferior (void) |
c906108c SS |
218 | { |
219 | unpush_target (&child_ops); | |
220 | generic_mourn_inferior (); | |
221 | } | |
222 | ||
223 | static void | |
fba45db2 | 224 | child_stop (void) |
c906108c SS |
225 | { |
226 | } | |
227 | ||
228 | int | |
043780a1 AC |
229 | child_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write, |
230 | struct mem_attrib *attrib, | |
231 | struct target_ops *target) | |
c906108c SS |
232 | { |
233 | int i; | |
234 | ||
235 | for (i = 0; i < len; ++i) | |
236 | { | |
237 | if (write) | |
238 | { | |
239 | ((char *) memaddr)[i] = myaddr[i]; | |
240 | } | |
241 | else | |
242 | { | |
243 | myaddr[i] = ((char *) memaddr)[i]; | |
244 | } | |
245 | } | |
246 | return len; | |
247 | } | |
248 | ||
249 | void | |
250 | child_kill_inferior (void) | |
251 | { | |
252 | } | |
253 | ||
254 | void | |
39f77062 | 255 | child_resume (ptid_t ptid, int step, enum target_signal signal) |
c906108c SS |
256 | { |
257 | } | |
258 | ||
259 | static void | |
fba45db2 | 260 | child_prepare_to_store (void) |
c906108c SS |
261 | { |
262 | /* Do nothing, since we can store individual regs */ | |
263 | } | |
264 | ||
265 | static int | |
fba45db2 | 266 | child_can_run (void) |
c906108c SS |
267 | { |
268 | return 1; | |
269 | } | |
270 | ||
271 | static void | |
fba45db2 | 272 | child_close (void) |
c906108c SS |
273 | { |
274 | } | |
275 | ||
276 | static void | |
fba45db2 | 277 | info_proc (char *args, int from_tty) |
c906108c SS |
278 | { |
279 | ProcessSerialNumber psn; | |
280 | ProcessInfoRec inforec; | |
281 | Str31 name; | |
282 | FSSpecPtr fsspec; | |
283 | OSType code; | |
284 | ||
285 | /* Eventually use args, but not right now. */ | |
286 | ||
287 | psn.highLongOfPSN = 0; | |
288 | psn.lowLongOfPSN = kNoProcess; | |
289 | ||
c5aa993b | 290 | inforec.processInfoLength = sizeof (ProcessInfoRec); |
c906108c SS |
291 | inforec.processName = name; |
292 | inforec.processAppSpec = fsspec; | |
293 | ||
294 | printf_filtered ("Process Name Sgnt Type PSN Loc Size FreeMem Time\n"); | |
295 | ||
296 | while (GetNextProcess (&psn) == noErr) | |
297 | { | |
298 | if (GetProcessInformation (&psn, &inforec) == noErr) | |
299 | { | |
300 | name[name[0] + 1] = '\0'; | |
301 | printf_filtered ("%-32.32s", name + 1); | |
302 | code = inforec.processSignature; | |
303 | printf_filtered (" %c%c%c%c", | |
304 | (code >> 24) & 0xff, | |
305 | (code >> 16) & 0xff, | |
c5aa993b JM |
306 | (code >> 8) & 0xff, |
307 | (code >> 0) & 0xff); | |
c906108c SS |
308 | code = inforec.processType; |
309 | printf_filtered (" %c%c%c%c", | |
310 | (code >> 24) & 0xff, | |
311 | (code >> 16) & 0xff, | |
c5aa993b JM |
312 | (code >> 8) & 0xff, |
313 | (code >> 0) & 0xff); | |
c906108c SS |
314 | if (psn.highLongOfPSN == 0) |
315 | printf_filtered (" %9d", psn.lowLongOfPSN); | |
316 | else | |
317 | printf_filtered (" %9d,%9d\n", | |
318 | psn.highLongOfPSN, psn.lowLongOfPSN); | |
319 | printf_filtered (" 0x%x", inforec.processLocation); | |
320 | printf_filtered (" %9d", inforec.processSize); | |
321 | printf_filtered (" %9d", inforec.processFreeMem); | |
322 | printf_filtered (" %9d", inforec.processActiveTime); | |
323 | printf_filtered ("\n"); | |
324 | } | |
325 | } | |
326 | } | |
327 | ||
c5aa993b | 328 | struct target_ops child_ops; |
c906108c | 329 | |
c5aa993b JM |
330 | static void |
331 | init_child_ops (void) | |
c906108c | 332 | { |
c5aa993b JM |
333 | child_ops.to_shortname = "mac"; |
334 | child_ops.to_longname = "MacOS application"; | |
335 | child_ops.to_doc = "MacOS application (started by the \"run\" command)."; | |
336 | child_ops.to_open = child_open; | |
337 | child_ops.to_close = child_close; | |
338 | child_ops.to_attach = child_attach; | |
c906108c | 339 | child_ops.to_post_attach = NULL; |
c5aa993b JM |
340 | child_ops.to_require_attach = NULL; /* to_require_attach */ |
341 | child_ops.to_detach = child_detach; | |
342 | child_ops.to_require_detach = NULL; /* to_require_detach */ | |
343 | child_ops.to_resume = child_resume; | |
344 | child_ops.to_wait = child_wait; | |
345 | child_ops.to_post_wait = NULL; /* to_post_wait */ | |
346 | child_ops.to_fetch_registers = child_fetch_inferior_registers; | |
347 | child_ops.to_store_registers = child_store_inferior_registers; | |
348 | child_ops.to_prepare_to_store = child_prepare_to_store; | |
349 | child_ops.to_xfer_memory = child_xfer_memory; | |
350 | child_ops.to_files_info = child_files_info; | |
351 | child_ops.to_insert_breakpoint = memory_insert_breakpoint; | |
352 | child_ops.to_remove_breakpoint = memory_remove_breakpoint; | |
353 | child_ops.to_terminal_init = 0; | |
354 | child_ops.to_terminal_inferior = 0; | |
355 | child_ops.to_terminal_ours_for_output = 0; | |
356 | child_ops.to_terminal_ours = 0; | |
357 | child_ops.to_terminal_info = 0; | |
358 | child_ops.to_kill = child_kill_inferior; | |
359 | child_ops.to_load = 0; | |
360 | child_ops.to_lookup_symbol = 0; | |
c906108c | 361 | child_ops.to_create_inferior = child_create_inferior; |
c5aa993b JM |
362 | child_ops.to_post_startup_inferior = NULL; /* to_post_startup_inferior */ |
363 | child_ops.to_acknowledge_created_inferior = NULL; /* to_acknowledge_created_inferior */ | |
364 | child_ops.to_clone_and_follow_inferior = NULL; /* to_clone_and_follow_inferior */ | |
365 | child_ops.to_post_follow_inferior_by_clone = NULL; /* to_post_follow_inferior_by_clone */ | |
c906108c SS |
366 | child_ops.to_insert_fork_catchpoint = NULL; |
367 | child_ops.to_remove_fork_catchpoint = NULL; | |
368 | child_ops.to_insert_vfork_catchpoint = NULL; | |
369 | child_ops.to_remove_vfork_catchpoint = NULL; | |
c5aa993b JM |
370 | child_ops.to_has_forked = NULL; /* to_has_forked */ |
371 | child_ops.to_has_vforked = NULL; /* to_has_vforked */ | |
c906108c | 372 | child_ops.to_can_follow_vfork_prior_to_exec = NULL; |
c5aa993b | 373 | child_ops.to_post_follow_vfork = NULL; /* to_post_follow_vfork */ |
c906108c SS |
374 | child_ops.to_insert_exec_catchpoint = NULL; |
375 | child_ops.to_remove_exec_catchpoint = NULL; | |
376 | child_ops.to_has_execd = NULL; | |
377 | child_ops.to_reported_exec_events_per_exec_call = NULL; | |
378 | child_ops.to_has_exited = NULL; | |
c5aa993b JM |
379 | child_ops.to_mourn_inferior = child_mourn_inferior; |
380 | child_ops.to_can_run = child_can_run; | |
381 | child_ops.to_notice_signals = 0; | |
382 | child_ops.to_thread_alive = 0; | |
383 | child_ops.to_stop = child_stop; | |
384 | child_ops.to_pid_to_exec_file = NULL; /* to_pid_to_exec_file */ | |
c5aa993b JM |
385 | child_ops.to_stratum = process_stratum; |
386 | child_ops.DONT_USE = 0; | |
387 | child_ops.to_has_all_memory = 1; | |
388 | child_ops.to_has_memory = 1; | |
389 | child_ops.to_has_stack = 1; | |
390 | child_ops.to_has_registers = 1; | |
391 | child_ops.to_has_execution = 1; | |
392 | child_ops.to_sections = 0; | |
393 | child_ops.to_sections_end = 0; | |
394 | child_ops.to_magic = OPS_MAGIC; | |
c906108c SS |
395 | }; |
396 | ||
397 | void | |
fba45db2 | 398 | _initialize_mac_nat (void) |
c906108c | 399 | { |
c5aa993b | 400 | init_child_ops (); |
c906108c SS |
401 | |
402 | add_info ("proc", info_proc, | |
403 | "Show information about processes."); | |
404 | } |