Commit | Line | Data |
---|---|---|
4604b34c | 1 | /* Tcl/Tk interface routines. |
8a19b35a | 2 | Copyright 1994, 1995, 1996, 1997 Free Software Foundation, Inc. |
4604b34c SG |
3 | |
4 | Written by Stu Grossman <grossman@cygnus.com> of Cygnus Support. | |
754e5da2 SG |
5 | |
6 | This file is part of GDB. | |
7 | ||
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. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
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 | |
6c9638b4 | 20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
754e5da2 SG |
21 | |
22 | #include "defs.h" | |
23 | #include "symtab.h" | |
24 | #include "inferior.h" | |
25 | #include "command.h" | |
26 | #include "bfd.h" | |
27 | #include "symfile.h" | |
28 | #include "objfiles.h" | |
29 | #include "target.h" | |
018d76dd KS |
30 | #include "gdbcore.h" |
31 | #include "tracepoint.h" | |
32 | ||
33 | #ifdef _WIN32 | |
34 | #include <winuser.h> | |
35 | #endif | |
36 | ||
754e5da2 SG |
37 | #include <tcl.h> |
38 | #include <tk.h> | |
2476848a MH |
39 | #include <itcl.h> |
40 | #include <tix.h> | |
41 | ||
018d76dd KS |
42 | #include "guitcl.h" |
43 | ||
2476848a | 44 | #ifdef IDE |
018d76dd | 45 | /* start-sanitize-ide */ |
2476848a MH |
46 | #include "event.h" |
47 | #include "idetcl.h" | |
018d76dd KS |
48 | #include "ilutk.h" |
49 | /* end-sanitize-ide */ | |
2476848a MH |
50 | #endif |
51 | ||
73d3dbd4 | 52 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
53 | #include <stdarg.h> |
54 | #else | |
cd2df226 | 55 | #include <varargs.h> |
85c613aa | 56 | #endif |
cd2df226 SG |
57 | #include <signal.h> |
58 | #include <fcntl.h> | |
8532893d | 59 | #include <unistd.h> |
86db943c SG |
60 | #include <setjmp.h> |
61 | #include "top.h" | |
736a82e7 | 62 | #include <sys/ioctl.h> |
2b576293 | 63 | #include "gdb_string.h" |
09722039 | 64 | #include "dis-asm.h" |
6131622e SG |
65 | #include <stdio.h> |
66 | #include "gdbcmd.h" | |
736a82e7 | 67 | |
8a19b35a | 68 | #ifndef WINNT |
736a82e7 | 69 | #ifndef FIOASYNC |
546b8ca7 SG |
70 | #include <sys/stropts.h> |
71 | #endif | |
8a19b35a MH |
72 | #endif |
73 | ||
018d76dd KS |
74 | #ifdef __CYGWIN32__ |
75 | #include <sys/time.h> | |
76 | #endif | |
77 | ||
8a19b35a MH |
78 | #ifdef WINNT |
79 | #define GDBTK_PATH_SEP ";" | |
80 | #else | |
81 | #define GDBTK_PATH_SEP ":" | |
82 | #endif | |
754e5da2 | 83 | |
8b3f9ed6 | 84 | /* Some versions (1.3.79, 1.3.81) of Linux don't support SIOCSPGRP the way |
3f37b696 | 85 | gdbtk wants to use it... */ |
8b3f9ed6 MM |
86 | #ifdef __linux__ |
87 | #undef SIOCSPGRP | |
88 | #endif | |
89 | ||
018d76dd KS |
90 | int gdbtk_load_hash PARAMS ((char *, unsigned long)); |
91 | int (*ui_load_progress_hook) PARAMS ((char *, unsigned long)); | |
92 | ||
b607efe7 FF |
93 | static void null_routine PARAMS ((int)); |
94 | static void gdbtk_flush PARAMS ((FILE *)); | |
95 | static void gdbtk_fputs PARAMS ((const char *, FILE *)); | |
96 | static int gdbtk_query PARAMS ((const char *, va_list)); | |
97 | static char *gdbtk_readline PARAMS ((char *)); | |
2476848a | 98 | static void gdbtk_init PARAMS ((char *)); |
b607efe7 FF |
99 | static void tk_command_loop PARAMS ((void)); |
100 | static void gdbtk_call_command PARAMS ((struct cmd_list_element *, char *, int)); | |
101 | static int gdbtk_wait PARAMS ((int, struct target_waitstatus *)); | |
102 | static void x_event PARAMS ((int)); | |
103 | static void gdbtk_interactive PARAMS ((void)); | |
104 | static void cleanup_init PARAMS ((int)); | |
105 | static void tk_command PARAMS ((char *, int)); | |
106 | static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
107 | static int compare_lines PARAMS ((const PTR, const PTR)); | |
108 | static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *)); | |
8a19b35a | 109 | static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
b607efe7 | 110 | static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
018d76dd KS |
111 | static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
112 | static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
b607efe7 | 113 | static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
99c98415 | 114 | static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
b607efe7 FF |
115 | static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
116 | static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); | |
117 | static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
118 | static void gdbtk_readline_end PARAMS ((void)); | |
119 | static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
120 | static void register_changed_p PARAMS ((int, void *)); | |
121 | static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
122 | static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
123 | static void breakpoint_notify PARAMS ((struct breakpoint *, const char *)); | |
124 | static void gdbtk_create_breakpoint PARAMS ((struct breakpoint *)); | |
125 | static void gdbtk_delete_breakpoint PARAMS ((struct breakpoint *)); | |
126 | static void gdbtk_modify_breakpoint PARAMS ((struct breakpoint *)); | |
127 | static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
128 | static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
129 | static int gdb_sourcelines PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
130 | static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), void *)); | |
131 | static void get_register_name PARAMS ((int, void *)); | |
132 | static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
133 | static void get_register PARAMS ((int, void *)); | |
018d76dd KS |
134 | static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
135 | static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
136 | static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
137 | static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
138 | static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
139 | static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
140 | static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
141 | static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
142 | static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
143 | static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
144 | static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *)); | |
145 | static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *)); | |
146 | static void tracepoint_notify PARAMS ((struct tracepoint *, const char *)); | |
b607efe7 | 147 | |
754e5da2 | 148 | /* Handle for TCL interpreter */ |
fda6fadc | 149 | |
754e5da2 SG |
150 | static Tcl_Interp *interp = NULL; |
151 | ||
018d76dd | 152 | #ifndef WINNT |
479f0f18 | 153 | static int x_fd; /* X network socket */ |
018d76dd | 154 | #endif |
479f0f18 | 155 | |
fda6fadc SS |
156 | /* This variable is true when the inferior is running. Although it's |
157 | possible to disable most input from widgets and thus prevent | |
158 | attempts to do anything while the inferior is running, any commands | |
159 | that get through - even a simple memory read - are Very Bad, and | |
160 | may cause GDB to crash or behave strangely. So, this variable | |
161 | provides an extra layer of defense. */ | |
09722039 | 162 | |
fda6fadc SS |
163 | static int running_now; |
164 | ||
165 | /* This variable determines where memory used for disassembly is read from. | |
166 | If > 0, then disassembly comes from the exec file rather than the | |
167 | target (which might be at the other end of a slow serial link). If | |
168 | == 0 then disassembly comes from target. If < 0 disassembly is | |
169 | automatically switched to the target if it's an inferior process, | |
170 | otherwise the exec file is used. */ | |
09722039 SG |
171 | |
172 | static int disassemble_from_exec = -1; | |
173 | ||
9b119644 ILT |
174 | #ifndef _WIN32 |
175 | ||
176 | /* Supply malloc calls for tcl/tk. We do not want to do this on | |
177 | Windows, because Tcl_Alloc is probably in a DLL which will not call | |
178 | the mmalloc routines. */ | |
8c19daa1 SG |
179 | |
180 | char * | |
a5a6e3bd | 181 | Tcl_Alloc (size) |
8c19daa1 SG |
182 | unsigned int size; |
183 | { | |
184 | return xmalloc (size); | |
185 | } | |
186 | ||
187 | char * | |
188 | Tcl_Realloc (ptr, size) | |
189 | char *ptr; | |
190 | unsigned int size; | |
191 | { | |
192 | return xrealloc (ptr, size); | |
193 | } | |
194 | ||
195 | void | |
196 | Tcl_Free(ptr) | |
197 | char *ptr; | |
198 | { | |
199 | free (ptr); | |
200 | } | |
201 | ||
018d76dd | 202 | #endif /* ! _WIN32 */ |
9b119644 | 203 | |
754e5da2 SG |
204 | static void |
205 | null_routine(arg) | |
206 | int arg; | |
207 | { | |
208 | } | |
209 | ||
018d76dd KS |
210 | #ifdef _WIN32 |
211 | ||
212 | /* On Windows, if we hold a file open, other programs can't write to | |
213 | it. In particular, we don't want to hold the executable open, | |
214 | because it will mean that people have to get out of the debugging | |
215 | session in order to remake their program. So we close it, although | |
216 | this will cost us if and when we need to reopen it. */ | |
217 | ||
218 | static void | |
219 | close_bfds () | |
220 | { | |
221 | struct objfile *o; | |
222 | ||
223 | ALL_OBJFILES (o) | |
224 | { | |
225 | if (o->obfd != NULL) | |
226 | bfd_cache_close (o->obfd); | |
227 | } | |
228 | ||
229 | if (exec_bfd != NULL) | |
230 | bfd_cache_close (exec_bfd); | |
231 | } | |
232 | ||
233 | #endif /* _WIN32 */ | |
234 | ||
546b8ca7 SG |
235 | /* The following routines deal with stdout/stderr data, which is created by |
236 | {f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the | |
237 | lowest level of these routines and capture all output from the rest of GDB. | |
238 | Normally they present their data to tcl via callbacks to the following tcl | |
239 | routines: gdbtk_tcl_fputs, gdbtk_tcl_fputs_error, and gdbtk_flush. These | |
240 | in turn call tk routines to update the display. | |
86db943c | 241 | |
546b8ca7 SG |
242 | Under some circumstances, you may want to collect the output so that it can |
243 | be returned as the value of a tcl procedure. This can be done by | |
244 | surrounding the output routines with calls to start_saving_output and | |
245 | finish_saving_output. The saved data can then be retrieved with | |
246 | get_saved_output (but this must be done before the call to | |
247 | finish_saving_output). */ | |
86db943c | 248 | |
018d76dd | 249 | /* Dynamic string for output. */ |
86db943c | 250 | |
6131622e | 251 | static Tcl_DString *result_ptr; |
018d76dd KS |
252 | |
253 | /* Dynamic string for stderr. This is only used if result_ptr is | |
254 | NULL. */ | |
255 | ||
256 | static Tcl_DString *error_string_ptr; | |
754e5da2 | 257 | \f |
754e5da2 SG |
258 | static void |
259 | gdbtk_flush (stream) | |
260 | FILE *stream; | |
261 | { | |
6131622e | 262 | #if 0 |
86db943c SG |
263 | /* Force immediate screen update */ |
264 | ||
754e5da2 | 265 | Tcl_VarEval (interp, "gdbtk_tcl_flush", NULL); |
6131622e | 266 | #endif |
754e5da2 SG |
267 | } |
268 | ||
8532893d | 269 | static void |
86db943c | 270 | gdbtk_fputs (ptr, stream) |
8532893d | 271 | const char *ptr; |
86db943c | 272 | FILE *stream; |
8532893d | 273 | { |
6131622e | 274 | if (result_ptr) |
018d76dd KS |
275 | Tcl_DStringAppend (result_ptr, (char *) ptr, -1); |
276 | else if (error_string_ptr != NULL && stream == gdb_stderr) | |
277 | Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1); | |
6131622e | 278 | else |
86db943c | 279 | { |
6131622e | 280 | Tcl_DString str; |
86db943c | 281 | |
6131622e | 282 | Tcl_DStringInit (&str); |
8532893d | 283 | |
6131622e | 284 | Tcl_DStringAppend (&str, "gdbtk_tcl_fputs", -1); |
45f90c50 | 285 | Tcl_DStringAppendElement (&str, (char *)ptr); |
8532893d | 286 | |
2476848a | 287 | Tcl_Eval (interp, Tcl_DStringValue (&str)); |
6131622e SG |
288 | Tcl_DStringFree (&str); |
289 | } | |
8532893d SG |
290 | } |
291 | ||
754e5da2 | 292 | static int |
85c613aa | 293 | gdbtk_query (query, args) |
b607efe7 | 294 | const char *query; |
754e5da2 SG |
295 | va_list args; |
296 | { | |
4e327047 TT |
297 | char buf[200], *merge[2]; |
298 | char *command; | |
754e5da2 SG |
299 | long val; |
300 | ||
6131622e | 301 | vsprintf (buf, query, args); |
4e327047 TT |
302 | merge[0] = "gdbtk_tcl_query"; |
303 | merge[1] = buf; | |
304 | command = Tcl_Merge (2, merge); | |
305 | Tcl_Eval (interp, command); | |
018d76dd | 306 | Tcl_Free (command); |
754e5da2 SG |
307 | |
308 | val = atol (interp->result); | |
309 | return val; | |
310 | } | |
41756e56 FF |
311 | |
312 | /* VARARGS */ | |
313 | static void | |
314 | #ifdef ANSI_PROTOTYPES | |
315 | gdbtk_readline_begin (char *format, ...) | |
316 | #else | |
317 | gdbtk_readline_begin (va_alist) | |
318 | va_dcl | |
319 | #endif | |
320 | { | |
321 | va_list args; | |
322 | char buf[200], *merge[2]; | |
323 | char *command; | |
324 | ||
325 | #ifdef ANSI_PROTOTYPES | |
326 | va_start (args, format); | |
327 | #else | |
328 | char *format; | |
329 | va_start (args); | |
330 | format = va_arg (args, char *); | |
331 | #endif | |
332 | ||
333 | vsprintf (buf, format, args); | |
334 | merge[0] = "gdbtk_tcl_readline_begin"; | |
335 | merge[1] = buf; | |
336 | command = Tcl_Merge (2, merge); | |
337 | Tcl_Eval (interp, command); | |
338 | free (command); | |
339 | } | |
340 | ||
341 | static char * | |
342 | gdbtk_readline (prompt) | |
343 | char *prompt; | |
344 | { | |
345 | char *merge[2]; | |
346 | char *command; | |
bd45f82f | 347 | int result; |
41756e56 | 348 | |
018d76dd KS |
349 | #ifdef _WIN32 |
350 | close_bfds (); | |
351 | #endif | |
352 | ||
41756e56 FF |
353 | merge[0] = "gdbtk_tcl_readline"; |
354 | merge[1] = prompt; | |
355 | command = Tcl_Merge (2, merge); | |
bd45f82f TT |
356 | result = Tcl_Eval (interp, command); |
357 | free (command); | |
358 | if (result == TCL_OK) | |
41756e56 FF |
359 | { |
360 | return (strdup (interp -> result)); | |
361 | } | |
362 | else | |
363 | { | |
364 | gdbtk_fputs (interp -> result, gdb_stdout); | |
365 | gdbtk_fputs ("\n", gdb_stdout); | |
366 | return (NULL); | |
367 | } | |
368 | } | |
369 | ||
370 | static void | |
371 | gdbtk_readline_end () | |
372 | { | |
373 | Tcl_Eval (interp, "gdbtk_tcl_readline_end"); | |
374 | } | |
375 | ||
754e5da2 | 376 | \f |
6131622e | 377 | static void |
73d3dbd4 | 378 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
379 | dsprintf_append_element (Tcl_DString *dsp, char *format, ...) |
380 | #else | |
6131622e SG |
381 | dsprintf_append_element (va_alist) |
382 | va_dcl | |
85c613aa | 383 | #endif |
6131622e SG |
384 | { |
385 | va_list args; | |
85c613aa C |
386 | char buf[1024]; |
387 | ||
73d3dbd4 | 388 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
389 | va_start (args, format); |
390 | #else | |
6131622e SG |
391 | Tcl_DString *dsp; |
392 | char *format; | |
6131622e SG |
393 | |
394 | va_start (args); | |
6131622e SG |
395 | dsp = va_arg (args, Tcl_DString *); |
396 | format = va_arg (args, char *); | |
85c613aa | 397 | #endif |
6131622e SG |
398 | |
399 | vsprintf (buf, format, args); | |
400 | ||
401 | Tcl_DStringAppendElement (dsp, buf); | |
402 | } | |
403 | ||
8a19b35a MH |
404 | static int |
405 | gdb_path_conv (clientData, interp, argc, argv) | |
406 | ClientData clientData; | |
407 | Tcl_Interp *interp; | |
408 | int argc; | |
409 | char *argv[]; | |
410 | { | |
411 | #ifdef WINNT | |
412 | char pathname[256], *ptr; | |
413 | if (argc != 2) | |
414 | error ("wrong # args"); | |
415 | cygwin32_conv_to_full_win32_path (argv[1], pathname); | |
416 | for (ptr = pathname; *ptr; ptr++) | |
417 | { | |
418 | if (*ptr == '\\') | |
419 | *ptr = '/'; | |
420 | } | |
421 | #else | |
422 | char *pathname = argv[1]; | |
423 | #endif | |
424 | Tcl_DStringAppend (result_ptr, pathname, strlen(pathname)); | |
425 | return TCL_OK; | |
426 | } | |
427 | ||
6131622e SG |
428 | static int |
429 | gdb_get_breakpoint_list (clientData, interp, argc, argv) | |
430 | ClientData clientData; | |
431 | Tcl_Interp *interp; | |
432 | int argc; | |
433 | char *argv[]; | |
434 | { | |
435 | struct breakpoint *b; | |
436 | extern struct breakpoint *breakpoint_chain; | |
437 | ||
438 | if (argc != 1) | |
439 | error ("wrong # args"); | |
440 | ||
441 | for (b = breakpoint_chain; b; b = b->next) | |
442 | if (b->type == bp_breakpoint) | |
443 | dsprintf_append_element (result_ptr, "%d", b->number); | |
444 | ||
445 | return TCL_OK; | |
446 | } | |
447 | ||
448 | static int | |
449 | gdb_get_breakpoint_info (clientData, interp, argc, argv) | |
450 | ClientData clientData; | |
451 | Tcl_Interp *interp; | |
452 | int argc; | |
453 | char *argv[]; | |
454 | { | |
455 | struct symtab_and_line sal; | |
456 | static char *bptypes[] = {"breakpoint", "hardware breakpoint", "until", | |
457 | "finish", "watchpoint", "hardware watchpoint", | |
458 | "read watchpoint", "access watchpoint", | |
459 | "longjmp", "longjmp resume", "step resume", | |
460 | "through sigtramp", "watchpoint scope", | |
461 | "call dummy" }; | |
27f1958c | 462 | static char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"}; |
6131622e SG |
463 | struct command_line *cmd; |
464 | int bpnum; | |
465 | struct breakpoint *b; | |
466 | extern struct breakpoint *breakpoint_chain; | |
018d76dd | 467 | char *funcname; |
6131622e SG |
468 | |
469 | if (argc != 2) | |
470 | error ("wrong # args"); | |
471 | ||
472 | bpnum = atoi (argv[1]); | |
473 | ||
474 | for (b = breakpoint_chain; b; b = b->next) | |
475 | if (b->number == bpnum) | |
476 | break; | |
477 | ||
9468f8aa | 478 | if (!b || b->type != bp_breakpoint) |
6131622e SG |
479 | error ("Breakpoint #%d does not exist", bpnum); |
480 | ||
6131622e SG |
481 | sal = find_pc_line (b->address, 0); |
482 | ||
483 | Tcl_DStringAppendElement (result_ptr, symtab_to_filename (sal.symtab)); | |
018d76dd KS |
484 | find_pc_partial_function (b->address, &funcname, NULL, NULL); |
485 | Tcl_DStringAppendElement (result_ptr, funcname); | |
6131622e SG |
486 | dsprintf_append_element (result_ptr, "%d", sal.line); |
487 | dsprintf_append_element (result_ptr, "0x%lx", b->address); | |
488 | Tcl_DStringAppendElement (result_ptr, bptypes[b->type]); | |
489 | Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0"); | |
490 | Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]); | |
6131622e SG |
491 | dsprintf_append_element (result_ptr, "%d", b->ignore_count); |
492 | ||
493 | Tcl_DStringStartSublist (result_ptr); | |
494 | for (cmd = b->commands; cmd; cmd = cmd->next) | |
495 | Tcl_DStringAppendElement (result_ptr, cmd->line); | |
496 | Tcl_DStringEndSublist (result_ptr); | |
497 | ||
498 | Tcl_DStringAppendElement (result_ptr, b->cond_string); | |
499 | ||
500 | dsprintf_append_element (result_ptr, "%d", b->thread); | |
501 | dsprintf_append_element (result_ptr, "%d", b->hit_count); | |
502 | ||
503 | return TCL_OK; | |
504 | } | |
505 | ||
754e5da2 SG |
506 | static void |
507 | breakpoint_notify(b, action) | |
508 | struct breakpoint *b; | |
509 | const char *action; | |
510 | { | |
32707df8 | 511 | char buf[256]; |
754e5da2 | 512 | int v; |
2476848a | 513 | struct symtab_and_line sal; |
754e5da2 SG |
514 | |
515 | if (b->type != bp_breakpoint) | |
516 | return; | |
517 | ||
4e327047 TT |
518 | /* We ensure that ACTION contains no special Tcl characters, so we |
519 | can do this. */ | |
2476848a MH |
520 | sal = find_pc_line (b->address, 0); |
521 | sprintf (buf, "gdbtk_tcl_breakpoint %s %d 0x%lx %d {%s}", action, b->number, | |
522 | (long)b->address, sal.line, symtab_to_filename (sal.symtab)); | |
754e5da2 | 523 | |
6131622e | 524 | v = Tcl_Eval (interp, buf); |
754e5da2 SG |
525 | |
526 | if (v != TCL_OK) | |
527 | { | |
546b8ca7 SG |
528 | gdbtk_fputs (interp->result, gdb_stdout); |
529 | gdbtk_fputs ("\n", gdb_stdout); | |
754e5da2 | 530 | } |
754e5da2 SG |
531 | } |
532 | ||
533 | static void | |
534 | gdbtk_create_breakpoint(b) | |
535 | struct breakpoint *b; | |
536 | { | |
6131622e | 537 | breakpoint_notify (b, "create"); |
754e5da2 SG |
538 | } |
539 | ||
540 | static void | |
541 | gdbtk_delete_breakpoint(b) | |
542 | struct breakpoint *b; | |
543 | { | |
6131622e | 544 | breakpoint_notify (b, "delete"); |
754e5da2 SG |
545 | } |
546 | ||
547 | static void | |
6131622e | 548 | gdbtk_modify_breakpoint(b) |
754e5da2 SG |
549 | struct breakpoint *b; |
550 | { | |
6131622e | 551 | breakpoint_notify (b, "modify"); |
754e5da2 SG |
552 | } |
553 | \f | |
554 | /* This implements the TCL command `gdb_loc', which returns a list consisting | |
555 | of the source and line number associated with the current pc. */ | |
556 | ||
557 | static int | |
558 | gdb_loc (clientData, interp, argc, argv) | |
559 | ClientData clientData; | |
560 | Tcl_Interp *interp; | |
561 | int argc; | |
562 | char *argv[]; | |
563 | { | |
564 | char *filename; | |
754e5da2 SG |
565 | struct symtab_and_line sal; |
566 | char *funcname; | |
8532893d | 567 | CORE_ADDR pc; |
754e5da2 | 568 | |
018d76dd KS |
569 | if (!have_full_symbols () && !have_partial_symbols ()) |
570 | { | |
571 | Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC); | |
572 | return TCL_ERROR; | |
573 | } | |
574 | ||
754e5da2 SG |
575 | if (argc == 1) |
576 | { | |
1dfc8dfb | 577 | pc = selected_frame ? selected_frame->pc : stop_pc; |
754e5da2 SG |
578 | sal = find_pc_line (pc, 0); |
579 | } | |
580 | else if (argc == 2) | |
581 | { | |
754e5da2 | 582 | struct symtabs_and_lines sals; |
8532893d | 583 | int nelts; |
754e5da2 SG |
584 | |
585 | sals = decode_line_spec (argv[1], 1); | |
586 | ||
8532893d SG |
587 | nelts = sals.nelts; |
588 | sal = sals.sals[0]; | |
589 | free (sals.sals); | |
590 | ||
754e5da2 | 591 | if (sals.nelts != 1) |
6131622e | 592 | error ("Ambiguous line spec"); |
754e5da2 | 593 | |
8532893d | 594 | pc = sal.pc; |
754e5da2 SG |
595 | } |
596 | else | |
6131622e | 597 | error ("wrong # args"); |
754e5da2 | 598 | |
754e5da2 | 599 | if (sal.symtab) |
6131622e | 600 | Tcl_DStringAppendElement (result_ptr, sal.symtab->filename); |
754e5da2 | 601 | else |
6131622e | 602 | Tcl_DStringAppendElement (result_ptr, ""); |
8532893d SG |
603 | |
604 | find_pc_partial_function (pc, &funcname, NULL, NULL); | |
6131622e | 605 | Tcl_DStringAppendElement (result_ptr, funcname); |
8532893d | 606 | |
637b1661 | 607 | filename = symtab_to_filename (sal.symtab); |
6131622e | 608 | Tcl_DStringAppendElement (result_ptr, filename); |
8532893d | 609 | |
9468f8aa | 610 | dsprintf_append_element (result_ptr, "%d", sal.line); /* line number */ |
754e5da2 | 611 | |
2476848a MH |
612 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */ |
613 | ||
614 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */ | |
8532893d | 615 | |
754e5da2 SG |
616 | return TCL_OK; |
617 | } | |
618 | \f | |
09722039 SG |
619 | /* This implements the TCL command `gdb_eval'. */ |
620 | ||
621 | static int | |
622 | gdb_eval (clientData, interp, argc, argv) | |
623 | ClientData clientData; | |
624 | Tcl_Interp *interp; | |
625 | int argc; | |
626 | char *argv[]; | |
627 | { | |
628 | struct expression *expr; | |
629 | struct cleanup *old_chain; | |
630 | value_ptr val; | |
631 | ||
632 | if (argc != 2) | |
6131622e | 633 | error ("wrong # args"); |
09722039 SG |
634 | |
635 | expr = parse_expression (argv[1]); | |
636 | ||
637 | old_chain = make_cleanup (free_current_contents, &expr); | |
638 | ||
639 | val = evaluate_expression (expr); | |
640 | ||
09722039 SG |
641 | val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val), |
642 | gdb_stdout, 0, 0, 0, 0); | |
09722039 SG |
643 | |
644 | do_cleanups (old_chain); | |
645 | ||
646 | return TCL_OK; | |
647 | } | |
018d76dd KS |
648 | |
649 | /* gdb_get_mem addr form size num aschar*/ | |
650 | /* dump a block of memory */ | |
651 | /* addr: address of data to dump */ | |
652 | /* form: a char indicating format */ | |
653 | /* size: size of each element; 1,2,4, or 8 bytes*/ | |
654 | /* num: the number of 'size' elements to return */ | |
655 | /* acshar: an optional ascii character to use in ASCII dump */ | |
656 | /* returns a list of 'num' elements followed by an optional */ | |
657 | /* ASCII dump */ | |
658 | static int | |
659 | gdb_get_mem (clientData, interp, argc, argv) | |
660 | ClientData clientData; | |
661 | Tcl_Interp *interp; | |
662 | int argc; | |
663 | char *argv[]; | |
664 | { | |
665 | int size, asize, num, i, j; | |
666 | CORE_ADDR addr, saved_addr, ptr; | |
667 | int format; | |
668 | struct type *val_type; | |
669 | value_ptr vptr; | |
670 | char c, buff[128], aschar; | |
671 | ||
672 | if (argc != 6) | |
673 | error ("wrong # args"); | |
674 | ||
675 | addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0); | |
676 | saved_addr = addr; | |
677 | format = *argv[2]; | |
678 | size = (int)strtoul(argv[3],(char **)NULL,0); | |
679 | num = (int)strtoul(argv[4],(char **)NULL,0); | |
680 | aschar = *argv[5]; | |
681 | ||
682 | switch (size) { | |
683 | case 1: | |
684 | val_type = builtin_type_char; | |
685 | asize = 'b'; | |
686 | break; | |
687 | case 2: | |
688 | val_type = builtin_type_short; | |
689 | asize = 'h'; | |
690 | break; | |
691 | case 4: | |
692 | val_type = builtin_type_int; | |
693 | asize = 'w'; | |
694 | break; | |
695 | case 8: | |
696 | val_type = builtin_type_long_long; | |
697 | asize = 'g'; | |
698 | break; | |
699 | default: | |
700 | val_type = builtin_type_char; | |
701 | asize = 'b'; | |
702 | } | |
703 | ||
704 | for (i=0; i < num; i++) | |
705 | { | |
706 | vptr = value_at (val_type, addr, (asection *)NULL); | |
707 | print_scalar_formatted (VALUE_CONTENTS(vptr), val_type, format, asize, gdb_stdout); | |
708 | fputs_unfiltered (" ", gdb_stdout); | |
709 | addr += size; | |
710 | } | |
711 | ||
712 | if (aschar) | |
713 | { | |
714 | val_type = builtin_type_char; | |
715 | ptr = saved_addr; | |
716 | buff[0] = '"'; | |
717 | i = 1; | |
718 | for (j=0; j < num*size; j++) | |
719 | { | |
720 | c = *(char *)VALUE_CONTENTS(value_at (val_type, ptr, (asection *)NULL)); | |
721 | if (c < 32 || c > 126) | |
722 | c = aschar; | |
723 | if (c == '"') | |
724 | buff[i++] = '\\'; | |
725 | buff[i++] = c; | |
726 | ptr++; | |
727 | } | |
728 | buff[i++] = '"'; | |
729 | buff[i] = 0; | |
730 | fputs_unfiltered (buff, gdb_stdout); | |
731 | } | |
732 | ||
733 | return TCL_OK; | |
734 | } | |
735 | ||
736 | ||
5b21fb68 SG |
737 | /* This implements the TCL command `gdb_sourcelines', which returns a list of |
738 | all of the lines containing executable code for the specified source file | |
739 | (ie: lines where you can put breakpoints). */ | |
740 | ||
741 | static int | |
742 | gdb_sourcelines (clientData, interp, argc, argv) | |
743 | ClientData clientData; | |
744 | Tcl_Interp *interp; | |
745 | int argc; | |
746 | char *argv[]; | |
747 | { | |
748 | struct symtab *symtab; | |
749 | struct linetable_entry *le; | |
750 | int nlines; | |
5b21fb68 SG |
751 | |
752 | if (argc != 2) | |
6131622e | 753 | error ("wrong # args"); |
5b21fb68 SG |
754 | |
755 | symtab = lookup_symtab (argv[1]); | |
756 | ||
757 | if (!symtab) | |
6131622e | 758 | error ("No such file"); |
5b21fb68 SG |
759 | |
760 | /* If there's no linetable, or no entries, then we are done. */ | |
761 | ||
762 | if (!symtab->linetable | |
763 | || symtab->linetable->nitems == 0) | |
764 | { | |
6131622e | 765 | Tcl_DStringAppendElement (result_ptr, ""); |
5b21fb68 SG |
766 | return TCL_OK; |
767 | } | |
768 | ||
769 | le = symtab->linetable->item; | |
770 | nlines = symtab->linetable->nitems; | |
771 | ||
772 | for (;nlines > 0; nlines--, le++) | |
773 | { | |
774 | /* If the pc of this line is the same as the pc of the next line, then | |
775 | just skip it. */ | |
776 | if (nlines > 1 | |
777 | && le->pc == (le + 1)->pc) | |
778 | continue; | |
779 | ||
9468f8aa | 780 | dsprintf_append_element (result_ptr, "%d", le->line); |
5b21fb68 SG |
781 | } |
782 | ||
783 | return TCL_OK; | |
784 | } | |
785 | \f | |
746d1df4 SG |
786 | static int |
787 | map_arg_registers (argc, argv, func, argp) | |
788 | int argc; | |
789 | char *argv[]; | |
6131622e | 790 | void (*func) PARAMS ((int regnum, void *argp)); |
746d1df4 SG |
791 | void *argp; |
792 | { | |
793 | int regnum; | |
794 | ||
795 | /* Note that the test for a valid register must include checking the | |
796 | reg_names array because NUM_REGS may be allocated for the union of the | |
797 | register sets within a family of related processors. In this case, the | |
798 | trailing entries of reg_names will change depending upon the particular | |
799 | processor being debugged. */ | |
800 | ||
801 | if (argc == 0) /* No args, just do all the regs */ | |
802 | { | |
803 | for (regnum = 0; | |
804 | regnum < NUM_REGS | |
805 | && reg_names[regnum] != NULL | |
806 | && *reg_names[regnum] != '\000'; | |
807 | regnum++) | |
808 | func (regnum, argp); | |
809 | ||
810 | return TCL_OK; | |
811 | } | |
812 | ||
813 | /* Else, list of register #s, just do listed regs */ | |
814 | for (; argc > 0; argc--, argv++) | |
815 | { | |
816 | regnum = atoi (*argv); | |
817 | ||
818 | if (regnum >= 0 | |
819 | && regnum < NUM_REGS | |
820 | && reg_names[regnum] != NULL | |
821 | && *reg_names[regnum] != '\000') | |
822 | func (regnum, argp); | |
823 | else | |
6131622e | 824 | error ("bad register number"); |
746d1df4 SG |
825 | } |
826 | ||
827 | return TCL_OK; | |
828 | } | |
829 | ||
6131622e | 830 | static void |
746d1df4 SG |
831 | get_register_name (regnum, argp) |
832 | int regnum; | |
833 | void *argp; /* Ignored */ | |
834 | { | |
6131622e | 835 | Tcl_DStringAppendElement (result_ptr, reg_names[regnum]); |
746d1df4 SG |
836 | } |
837 | ||
5b21fb68 SG |
838 | /* This implements the TCL command `gdb_regnames', which returns a list of |
839 | all of the register names. */ | |
840 | ||
841 | static int | |
842 | gdb_regnames (clientData, interp, argc, argv) | |
843 | ClientData clientData; | |
844 | Tcl_Interp *interp; | |
845 | int argc; | |
846 | char *argv[]; | |
847 | { | |
746d1df4 SG |
848 | argc--; |
849 | argv++; | |
850 | ||
b607efe7 | 851 | return map_arg_registers (argc, argv, get_register_name, NULL); |
746d1df4 SG |
852 | } |
853 | ||
746d1df4 SG |
854 | #ifndef REGISTER_CONVERTIBLE |
855 | #define REGISTER_CONVERTIBLE(x) (0 != 0) | |
856 | #endif | |
857 | ||
858 | #ifndef REGISTER_CONVERT_TO_VIRTUAL | |
859 | #define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a) | |
860 | #endif | |
861 | ||
862 | #ifndef INVALID_FLOAT | |
863 | #define INVALID_FLOAT(x, y) (0 != 0) | |
864 | #endif | |
865 | ||
6131622e | 866 | static void |
746d1df4 | 867 | get_register (regnum, fp) |
6131622e | 868 | int regnum; |
746d1df4 SG |
869 | void *fp; |
870 | { | |
871 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
872 | char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE]; | |
873 | int format = (int)fp; | |
874 | ||
875 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
876 | { | |
6131622e | 877 | Tcl_DStringAppendElement (result_ptr, "Optimized out"); |
746d1df4 SG |
878 | return; |
879 | } | |
880 | ||
746d1df4 SG |
881 | /* Convert raw data to virtual format if necessary. */ |
882 | ||
883 | if (REGISTER_CONVERTIBLE (regnum)) | |
884 | { | |
885 | REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum), | |
886 | raw_buffer, virtual_buffer); | |
887 | } | |
888 | else | |
889 | memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum)); | |
890 | ||
3d9f68c0 FF |
891 | if (format == 'r') |
892 | { | |
893 | int j; | |
894 | printf_filtered ("0x"); | |
895 | for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++) | |
896 | { | |
897 | register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j | |
898 | : REGISTER_RAW_SIZE (regnum) - 1 - j; | |
899 | printf_filtered ("%02x", (unsigned char)raw_buffer[idx]); | |
900 | } | |
901 | } | |
902 | else | |
903 | val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0, | |
904 | gdb_stdout, format, 1, 0, Val_pretty_default); | |
746d1df4 | 905 | |
6131622e | 906 | Tcl_DStringAppend (result_ptr, " ", -1); |
746d1df4 SG |
907 | } |
908 | ||
909 | static int | |
910 | gdb_fetch_registers (clientData, interp, argc, argv) | |
911 | ClientData clientData; | |
912 | Tcl_Interp *interp; | |
913 | int argc; | |
914 | char *argv[]; | |
915 | { | |
916 | int format; | |
917 | ||
918 | if (argc < 2) | |
6131622e | 919 | error ("wrong # args"); |
5b21fb68 | 920 | |
746d1df4 SG |
921 | argc--; |
922 | argv++; | |
5b21fb68 | 923 | |
746d1df4 SG |
924 | argc--; |
925 | format = **argv++; | |
926 | ||
b607efe7 | 927 | return map_arg_registers (argc, argv, get_register, (void *) format); |
746d1df4 SG |
928 | } |
929 | ||
930 | /* This contains the previous values of the registers, since the last call to | |
931 | gdb_changed_register_list. */ | |
932 | ||
933 | static char old_regs[REGISTER_BYTES]; | |
934 | ||
6131622e | 935 | static void |
746d1df4 | 936 | register_changed_p (regnum, argp) |
6131622e | 937 | int regnum; |
746d1df4 SG |
938 | void *argp; /* Ignored */ |
939 | { | |
940 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
746d1df4 SG |
941 | |
942 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
943 | return; | |
944 | ||
945 | if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
946 | REGISTER_RAW_SIZE (regnum)) == 0) | |
947 | return; | |
948 | ||
fda6fadc | 949 | /* Found a changed register. Save new value and return its number. */ |
746d1df4 SG |
950 | |
951 | memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
952 | REGISTER_RAW_SIZE (regnum)); | |
953 | ||
9468f8aa | 954 | dsprintf_append_element (result_ptr, "%d", regnum); |
746d1df4 SG |
955 | } |
956 | ||
957 | static int | |
958 | gdb_changed_register_list (clientData, interp, argc, argv) | |
959 | ClientData clientData; | |
960 | Tcl_Interp *interp; | |
961 | int argc; | |
962 | char *argv[]; | |
963 | { | |
746d1df4 SG |
964 | argc--; |
965 | argv++; | |
966 | ||
967 | return map_arg_registers (argc, argv, register_changed_p, NULL); | |
5b21fb68 SG |
968 | } |
969 | \f | |
fda6fadc | 970 | /* This implements the TCL command `gdb_cmd', which sends its argument into |
754e5da2 SG |
971 | the GDB command scanner. */ |
972 | ||
973 | static int | |
974 | gdb_cmd (clientData, interp, argc, argv) | |
975 | ClientData clientData; | |
976 | Tcl_Interp *interp; | |
977 | int argc; | |
978 | char *argv[]; | |
979 | { | |
018d76dd KS |
980 | Tcl_DString *save_ptr = NULL; |
981 | ||
754e5da2 | 982 | if (argc != 2) |
6131622e | 983 | error ("wrong # args"); |
754e5da2 | 984 | |
fda6fadc SS |
985 | if (running_now) |
986 | return TCL_OK; | |
987 | ||
018d76dd KS |
988 | /* for the load instruction (and possibly others later) we |
989 | set result_ptr to NULL so gdbtk_fputs() will not buffer | |
990 | all the data until the command is finished. */ | |
991 | ||
992 | if (strncmp("load ",argv[1],5) == 0) { | |
993 | Tcl_DStringAppend (result_ptr, "", -1); | |
994 | save_ptr = result_ptr; | |
995 | result_ptr = NULL; | |
996 | } | |
997 | ||
86db943c | 998 | execute_command (argv[1], 1); |
479f0f18 | 999 | |
754e5da2 | 1000 | bpstat_do_actions (&stop_bpstat); |
018d76dd KS |
1001 | |
1002 | if (save_ptr) | |
1003 | result_ptr = save_ptr; | |
754e5da2 | 1004 | |
754e5da2 SG |
1005 | return TCL_OK; |
1006 | } | |
1007 | ||
c14cabba AC |
1008 | /* Client of call_wrapper - this routine performs the actual call to |
1009 | the client function. */ | |
1010 | ||
1011 | struct wrapped_call_args | |
1012 | { | |
1013 | Tcl_Interp *interp; | |
1014 | Tcl_CmdProc *func; | |
1015 | int argc; | |
1016 | char **argv; | |
1017 | int val; | |
1018 | }; | |
1019 | ||
1020 | static int | |
1021 | wrapped_call (args) | |
1022 | struct wrapped_call_args *args; | |
1023 | { | |
1024 | args->val = (*args->func) (args->func, args->interp, args->argc, args->argv); | |
1025 | return 1; | |
1026 | } | |
1027 | ||
86db943c SG |
1028 | /* This routine acts as a top-level for all GDB code called by tcl/Tk. It |
1029 | handles cleanups, and calls to return_to_top_level (usually via error). | |
1030 | This is necessary in order to prevent a longjmp out of the bowels of Tk, | |
1031 | possibly leaving things in a bad state. Since this routine can be called | |
1032 | recursively, it needs to save and restore the contents of the jmp_buf as | |
1033 | necessary. */ | |
1034 | ||
1035 | static int | |
1036 | call_wrapper (clientData, interp, argc, argv) | |
1037 | ClientData clientData; | |
1038 | Tcl_Interp *interp; | |
1039 | int argc; | |
1040 | char *argv[]; | |
1041 | { | |
c14cabba | 1042 | struct wrapped_call_args wrapped_args; |
6131622e | 1043 | Tcl_DString result, *old_result_ptr; |
018d76dd | 1044 | Tcl_DString error_string, *old_error_string_ptr; |
6131622e SG |
1045 | |
1046 | Tcl_DStringInit (&result); | |
1047 | old_result_ptr = result_ptr; | |
1048 | result_ptr = &result; | |
86db943c | 1049 | |
018d76dd KS |
1050 | Tcl_DStringInit (&error_string); |
1051 | old_error_string_ptr = error_string_ptr; | |
1052 | error_string_ptr = &error_string; | |
1053 | ||
c14cabba AC |
1054 | wrapped_args.func = (Tcl_CmdProc *)clientData; |
1055 | wrapped_args.interp = interp; | |
1056 | wrapped_args.argc = argc; | |
1057 | wrapped_args.argv = argv; | |
1058 | wrapped_args.val = 0; | |
86db943c | 1059 | |
c14cabba | 1060 | if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL)) |
86db943c | 1061 | { |
c14cabba | 1062 | wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */ |
86db943c | 1063 | |
86db943c SG |
1064 | gdb_flush (gdb_stderr); /* Flush error output */ |
1065 | ||
09722039 SG |
1066 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ |
1067 | ||
fda6fadc SS |
1068 | /* In case of an error, we may need to force the GUI into idle |
1069 | mode because gdbtk_call_command may have bombed out while in | |
1070 | the command routine. */ | |
86db943c | 1071 | |
40dffa42 | 1072 | running_now = 0; |
4e327047 | 1073 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
86db943c SG |
1074 | } |
1075 | ||
018d76dd KS |
1076 | if (Tcl_DStringLength (&error_string) == 0) |
1077 | { | |
1078 | Tcl_DStringResult (interp, &result); | |
1079 | Tcl_DStringFree (&error_string); | |
1080 | } | |
1081 | else if (Tcl_DStringLength (&result) == 0) | |
1082 | { | |
1083 | Tcl_DStringResult (interp, &error_string); | |
1084 | Tcl_DStringFree (&result); | |
1085 | } | |
1086 | else | |
1087 | { | |
1088 | Tcl_ResetResult (interp); | |
1089 | Tcl_AppendResult (interp, Tcl_DStringValue (&result), | |
1090 | Tcl_DStringValue (&error_string), (char *) NULL); | |
1091 | Tcl_DStringFree (&result); | |
1092 | Tcl_DStringFree (&error_string); | |
1093 | } | |
1094 | ||
6131622e | 1095 | result_ptr = old_result_ptr; |
018d76dd KS |
1096 | error_string_ptr = old_error_string_ptr; |
1097 | ||
1098 | #ifdef _WIN32 | |
1099 | close_bfds (); | |
1100 | #endif | |
6131622e | 1101 | |
c14cabba | 1102 | return wrapped_args.val; |
86db943c SG |
1103 | } |
1104 | ||
754e5da2 SG |
1105 | static int |
1106 | gdb_listfiles (clientData, interp, argc, argv) | |
1107 | ClientData clientData; | |
1108 | Tcl_Interp *interp; | |
1109 | int argc; | |
1110 | char *argv[]; | |
1111 | { | |
754e5da2 SG |
1112 | struct objfile *objfile; |
1113 | struct partial_symtab *psymtab; | |
546b8ca7 | 1114 | struct symtab *symtab; |
754e5da2 SG |
1115 | |
1116 | ALL_PSYMTABS (objfile, psymtab) | |
6131622e | 1117 | Tcl_DStringAppendElement (result_ptr, psymtab->filename); |
754e5da2 | 1118 | |
546b8ca7 | 1119 | ALL_SYMTABS (objfile, symtab) |
6131622e | 1120 | Tcl_DStringAppendElement (result_ptr, symtab->filename); |
546b8ca7 | 1121 | |
754e5da2 SG |
1122 | return TCL_OK; |
1123 | } | |
479f0f18 | 1124 | |
99c98415 MH |
1125 | static int |
1126 | gdb_listfuncs (clientData, interp, argc, argv) | |
1127 | ClientData clientData; | |
1128 | Tcl_Interp *interp; | |
1129 | int argc; | |
1130 | char *argv[]; | |
1131 | { | |
1132 | struct symtab *symtab; | |
1133 | struct blockvector *bv; | |
1134 | struct block *b; | |
1135 | struct symbol *sym; | |
1136 | int i,j; | |
1137 | ||
1138 | if (argc != 2) | |
1139 | error ("wrong # args"); | |
1140 | ||
1141 | symtab = lookup_symtab (argv[1]); | |
1142 | ||
1143 | if (!symtab) | |
1144 | error ("No such file"); | |
1145 | ||
1146 | bv = BLOCKVECTOR (symtab); | |
1147 | for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++) | |
1148 | { | |
1149 | b = BLOCKVECTOR_BLOCK (bv, i); | |
1150 | /* Skip the sort if this block is always sorted. */ | |
1151 | if (!BLOCK_SHOULD_SORT (b)) | |
1152 | sort_block_syms (b); | |
1153 | for (j = 0; j < BLOCK_NSYMS (b); j++) | |
1154 | { | |
1155 | sym = BLOCK_SYM (b, j); | |
1156 | if (SYMBOL_CLASS (sym) == LOC_BLOCK) | |
1157 | { | |
1158 | Tcl_DStringAppendElement (result_ptr, SYMBOL_NAME(sym)); | |
1159 | } | |
1160 | } | |
1161 | } | |
1162 | return TCL_OK; | |
1163 | } | |
1164 | ||
479f0f18 SG |
1165 | static int |
1166 | gdb_stop (clientData, interp, argc, argv) | |
1167 | ClientData clientData; | |
1168 | Tcl_Interp *interp; | |
1169 | int argc; | |
1170 | char *argv[]; | |
1171 | { | |
c14cabba AC |
1172 | if (target_stop) |
1173 | target_stop (); | |
1174 | else | |
1175 | quit_flag = 1; /* hope something sees this */ | |
546b8ca7 SG |
1176 | |
1177 | return TCL_OK; | |
479f0f18 | 1178 | } |
018d76dd KS |
1179 | |
1180 | /* Prepare to accept a new executable file. This is called when we | |
1181 | want to clear away everything we know about the old file, without | |
1182 | asking the user. The Tcl code will have already asked the user if | |
1183 | necessary. After this is called, we should be able to run the | |
1184 | `file' command without getting any questions. */ | |
1185 | ||
1186 | static int | |
1187 | gdb_clear_file (clientData, interp, argc, argv) | |
1188 | ClientData clientData; | |
1189 | Tcl_Interp *interp; | |
1190 | int argc; | |
1191 | char *argv[]; | |
1192 | { | |
1193 | if (inferior_pid != 0 && target_has_execution) | |
1194 | { | |
1195 | if (attach_flag) | |
1196 | target_detach (NULL, 0); | |
1197 | else | |
1198 | target_kill (); | |
1199 | } | |
1200 | ||
1201 | if (target_has_execution) | |
1202 | pop_target (); | |
1203 | ||
1204 | symbol_file_command (NULL, 0); | |
1205 | ||
1206 | return TCL_OK; | |
1207 | } | |
1208 | ||
1209 | /* Ask the user to confirm an exit request. */ | |
1210 | ||
1211 | static int | |
1212 | gdb_confirm_quit (clientData, interp, argc, argv) | |
1213 | ClientData clientData; | |
1214 | Tcl_Interp *interp; | |
1215 | int argc; | |
1216 | char *argv[]; | |
1217 | { | |
1218 | int ret; | |
1219 | ||
1220 | ret = quit_confirm (); | |
1221 | Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0"); | |
1222 | return TCL_OK; | |
1223 | } | |
1224 | ||
1225 | /* Quit without asking for confirmation. */ | |
1226 | ||
1227 | static int | |
1228 | gdb_force_quit (clientData, interp, argc, argv) | |
1229 | ClientData clientData; | |
1230 | Tcl_Interp *interp; | |
1231 | int argc; | |
1232 | char *argv[]; | |
1233 | { | |
1234 | quit_force ((char *) NULL, 1); | |
1235 | return TCL_OK; | |
1236 | } | |
09722039 SG |
1237 | \f |
1238 | /* This implements the TCL command `gdb_disassemble'. */ | |
479f0f18 | 1239 | |
09722039 SG |
1240 | static int |
1241 | gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info) | |
1242 | bfd_vma memaddr; | |
1243 | bfd_byte *myaddr; | |
1244 | int len; | |
1245 | disassemble_info *info; | |
1246 | { | |
1247 | extern struct target_ops exec_ops; | |
1248 | int res; | |
1249 | ||
1250 | errno = 0; | |
1251 | res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops); | |
1252 | ||
1253 | if (res == len) | |
1254 | return 0; | |
1255 | else | |
1256 | if (errno == 0) | |
1257 | return EIO; | |
1258 | else | |
1259 | return errno; | |
1260 | } | |
1261 | ||
1262 | /* We need a different sort of line table from the normal one cuz we can't | |
1263 | depend upon implicit line-end pc's for lines. This is because of the | |
1264 | reordering we are about to do. */ | |
1265 | ||
1266 | struct my_line_entry { | |
1267 | int line; | |
1268 | CORE_ADDR start_pc; | |
1269 | CORE_ADDR end_pc; | |
1270 | }; | |
1271 | ||
1272 | static int | |
1273 | compare_lines (mle1p, mle2p) | |
1274 | const PTR mle1p; | |
1275 | const PTR mle2p; | |
1276 | { | |
1277 | struct my_line_entry *mle1, *mle2; | |
1278 | int val; | |
1279 | ||
1280 | mle1 = (struct my_line_entry *) mle1p; | |
1281 | mle2 = (struct my_line_entry *) mle2p; | |
1282 | ||
1283 | val = mle1->line - mle2->line; | |
1284 | ||
1285 | if (val != 0) | |
1286 | return val; | |
1287 | ||
1288 | return mle1->start_pc - mle2->start_pc; | |
1289 | } | |
1290 | ||
1291 | static int | |
1292 | gdb_disassemble (clientData, interp, argc, argv) | |
1293 | ClientData clientData; | |
1294 | Tcl_Interp *interp; | |
1295 | int argc; | |
1296 | char *argv[]; | |
1297 | { | |
1298 | CORE_ADDR pc, low, high; | |
1299 | int mixed_source_and_assembly; | |
fc941258 DE |
1300 | static disassemble_info di; |
1301 | static int di_initialized; | |
1302 | ||
1303 | if (! di_initialized) | |
1304 | { | |
91550191 SG |
1305 | INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout, |
1306 | (fprintf_ftype) fprintf_unfiltered); | |
caeec767 | 1307 | di.flavour = bfd_target_unknown_flavour; |
fc941258 DE |
1308 | di.memory_error_func = dis_asm_memory_error; |
1309 | di.print_address_func = dis_asm_print_address; | |
1310 | di_initialized = 1; | |
1311 | } | |
09722039 | 1312 | |
91550191 SG |
1313 | di.mach = tm_print_insn_info.mach; |
1314 | if (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
e4bb9027 | 1315 | di.endian = BFD_ENDIAN_BIG; |
91550191 | 1316 | else |
e4bb9027 | 1317 | di.endian = BFD_ENDIAN_LITTLE; |
91550191 | 1318 | |
09722039 | 1319 | if (argc != 3 && argc != 4) |
6131622e | 1320 | error ("wrong # args"); |
09722039 SG |
1321 | |
1322 | if (strcmp (argv[1], "source") == 0) | |
1323 | mixed_source_and_assembly = 1; | |
1324 | else if (strcmp (argv[1], "nosource") == 0) | |
1325 | mixed_source_and_assembly = 0; | |
1326 | else | |
6131622e | 1327 | error ("First arg must be 'source' or 'nosource'"); |
09722039 SG |
1328 | |
1329 | low = parse_and_eval_address (argv[2]); | |
1330 | ||
1331 | if (argc == 3) | |
1332 | { | |
1333 | if (find_pc_partial_function (low, NULL, &low, &high) == 0) | |
6131622e | 1334 | error ("No function contains specified address"); |
09722039 SG |
1335 | } |
1336 | else | |
1337 | high = parse_and_eval_address (argv[3]); | |
1338 | ||
1339 | /* If disassemble_from_exec == -1, then we use the following heuristic to | |
1340 | determine whether or not to do disassembly from target memory or from the | |
1341 | exec file: | |
1342 | ||
1343 | If we're debugging a local process, read target memory, instead of the | |
1344 | exec file. This makes disassembly of functions in shared libs work | |
1345 | correctly. | |
1346 | ||
1347 | Else, we're debugging a remote process, and should disassemble from the | |
fda6fadc | 1348 | exec file for speed. However, this is no good if the target modifies its |
09722039 SG |
1349 | code (for relocation, or whatever). |
1350 | */ | |
1351 | ||
1352 | if (disassemble_from_exec == -1) | |
1353 | if (strcmp (target_shortname, "child") == 0 | |
d7c4766c SS |
1354 | || strcmp (target_shortname, "procfs") == 0 |
1355 | || strcmp (target_shortname, "vxprocess") == 0) | |
09722039 SG |
1356 | disassemble_from_exec = 0; /* It's a child process, read inferior mem */ |
1357 | else | |
1358 | disassemble_from_exec = 1; /* It's remote, read the exec file */ | |
1359 | ||
1360 | if (disassemble_from_exec) | |
a76ef70a SG |
1361 | di.read_memory_func = gdbtk_dis_asm_read_memory; |
1362 | else | |
1363 | di.read_memory_func = dis_asm_read_memory; | |
09722039 SG |
1364 | |
1365 | /* If just doing straight assembly, all we need to do is disassemble | |
1366 | everything between low and high. If doing mixed source/assembly, we've | |
1367 | got a totally different path to follow. */ | |
1368 | ||
1369 | if (mixed_source_and_assembly) | |
1370 | { /* Come here for mixed source/assembly */ | |
1371 | /* The idea here is to present a source-O-centric view of a function to | |
1372 | the user. This means that things are presented in source order, with | |
1373 | (possibly) out of order assembly immediately following. */ | |
1374 | struct symtab *symtab; | |
1375 | struct linetable_entry *le; | |
1376 | int nlines; | |
c81a3fa9 | 1377 | int newlines; |
09722039 SG |
1378 | struct my_line_entry *mle; |
1379 | struct symtab_and_line sal; | |
1380 | int i; | |
1381 | int out_of_order; | |
c81a3fa9 | 1382 | int next_line; |
09722039 SG |
1383 | |
1384 | symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */ | |
1385 | ||
1386 | if (!symtab) | |
1387 | goto assembly_only; | |
1388 | ||
1389 | /* First, convert the linetable to a bunch of my_line_entry's. */ | |
1390 | ||
1391 | le = symtab->linetable->item; | |
1392 | nlines = symtab->linetable->nitems; | |
1393 | ||
1394 | if (nlines <= 0) | |
1395 | goto assembly_only; | |
1396 | ||
1397 | mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry)); | |
1398 | ||
1399 | out_of_order = 0; | |
1400 | ||
c81a3fa9 SG |
1401 | /* Copy linetable entries for this function into our data structure, creating |
1402 | end_pc's and setting out_of_order as appropriate. */ | |
1403 | ||
1404 | /* First, skip all the preceding functions. */ | |
1405 | ||
1406 | for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ; | |
1407 | ||
1408 | /* Now, copy all entries before the end of this function. */ | |
1409 | ||
1410 | newlines = 0; | |
1411 | for (; i < nlines - 1 && le[i].pc < high; i++) | |
09722039 | 1412 | { |
c81a3fa9 SG |
1413 | if (le[i].line == le[i + 1].line |
1414 | && le[i].pc == le[i + 1].pc) | |
1415 | continue; /* Ignore duplicates */ | |
1416 | ||
1417 | mle[newlines].line = le[i].line; | |
09722039 SG |
1418 | if (le[i].line > le[i + 1].line) |
1419 | out_of_order = 1; | |
c81a3fa9 SG |
1420 | mle[newlines].start_pc = le[i].pc; |
1421 | mle[newlines].end_pc = le[i + 1].pc; | |
1422 | newlines++; | |
09722039 SG |
1423 | } |
1424 | ||
c81a3fa9 SG |
1425 | /* If we're on the last line, and it's part of the function, then we need to |
1426 | get the end pc in a special way. */ | |
1427 | ||
1428 | if (i == nlines - 1 | |
1429 | && le[i].pc < high) | |
1430 | { | |
1431 | mle[newlines].line = le[i].line; | |
1432 | mle[newlines].start_pc = le[i].pc; | |
1433 | sal = find_pc_line (le[i].pc, 0); | |
1434 | mle[newlines].end_pc = sal.end; | |
1435 | newlines++; | |
1436 | } | |
09722039 SG |
1437 | |
1438 | /* Now, sort mle by line #s (and, then by addresses within lines). */ | |
1439 | ||
1440 | if (out_of_order) | |
c81a3fa9 | 1441 | qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines); |
09722039 SG |
1442 | |
1443 | /* Now, for each line entry, emit the specified lines (unless they have been | |
1444 | emitted before), followed by the assembly code for that line. */ | |
1445 | ||
c81a3fa9 SG |
1446 | next_line = 0; /* Force out first line */ |
1447 | for (i = 0; i < newlines; i++) | |
09722039 | 1448 | { |
c81a3fa9 SG |
1449 | /* Print out everything from next_line to the current line. */ |
1450 | ||
1451 | if (mle[i].line >= next_line) | |
09722039 | 1452 | { |
c81a3fa9 SG |
1453 | if (next_line != 0) |
1454 | print_source_lines (symtab, next_line, mle[i].line + 1, 0); | |
09722039 | 1455 | else |
c81a3fa9 SG |
1456 | print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0); |
1457 | ||
1458 | next_line = mle[i].line + 1; | |
09722039 | 1459 | } |
c81a3fa9 | 1460 | |
09722039 SG |
1461 | for (pc = mle[i].start_pc; pc < mle[i].end_pc; ) |
1462 | { | |
1463 | QUIT; | |
1464 | fputs_unfiltered (" ", gdb_stdout); | |
1465 | print_address (pc, gdb_stdout); | |
1466 | fputs_unfiltered (":\t ", gdb_stdout); | |
d039851f | 1467 | pc += (*tm_print_insn) (pc, &di); |
09722039 SG |
1468 | fputs_unfiltered ("\n", gdb_stdout); |
1469 | } | |
1470 | } | |
1471 | } | |
1472 | else | |
1473 | { | |
1474 | assembly_only: | |
1475 | for (pc = low; pc < high; ) | |
1476 | { | |
1477 | QUIT; | |
1478 | fputs_unfiltered (" ", gdb_stdout); | |
1479 | print_address (pc, gdb_stdout); | |
1480 | fputs_unfiltered (":\t ", gdb_stdout); | |
d039851f | 1481 | pc += (*tm_print_insn) (pc, &di); |
09722039 SG |
1482 | fputs_unfiltered ("\n", gdb_stdout); |
1483 | } | |
1484 | } | |
1485 | ||
09722039 SG |
1486 | gdb_flush (gdb_stdout); |
1487 | ||
1488 | return TCL_OK; | |
1489 | } | |
754e5da2 SG |
1490 | \f |
1491 | static void | |
1492 | tk_command (cmd, from_tty) | |
1493 | char *cmd; | |
1494 | int from_tty; | |
1495 | { | |
546b8ca7 SG |
1496 | int retval; |
1497 | char *result; | |
1498 | struct cleanup *old_chain; | |
1499 | ||
572977a5 FF |
1500 | /* Catch case of no argument, since this will make the tcl interpreter dump core. */ |
1501 | if (cmd == NULL) | |
1502 | error_no_arg ("tcl command to interpret"); | |
1503 | ||
546b8ca7 SG |
1504 | retval = Tcl_Eval (interp, cmd); |
1505 | ||
1506 | result = strdup (interp->result); | |
754e5da2 | 1507 | |
546b8ca7 SG |
1508 | old_chain = make_cleanup (free, result); |
1509 | ||
1510 | if (retval != TCL_OK) | |
1511 | error (result); | |
1512 | ||
1513 | printf_unfiltered ("%s\n", result); | |
1514 | ||
1515 | do_cleanups (old_chain); | |
754e5da2 SG |
1516 | } |
1517 | ||
1518 | static void | |
1519 | cleanup_init (ignored) | |
1520 | int ignored; | |
1521 | { | |
754e5da2 SG |
1522 | if (interp != NULL) |
1523 | Tcl_DeleteInterp (interp); | |
1524 | interp = NULL; | |
1525 | } | |
1526 | ||
637b1661 SG |
1527 | /* Come here during long calculations to check for GUI events. Usually invoked |
1528 | via the QUIT macro. */ | |
1529 | ||
1530 | static void | |
1531 | gdbtk_interactive () | |
1532 | { | |
1533 | /* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */ | |
1534 | } | |
1535 | ||
479f0f18 SG |
1536 | /* Come here when there is activity on the X file descriptor. */ |
1537 | ||
1538 | static void | |
1539 | x_event (signo) | |
1540 | int signo; | |
1541 | { | |
1542 | /* Process pending events */ | |
1543 | ||
f02156cf | 1544 | while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0); |
479f0f18 SG |
1545 | } |
1546 | ||
018d76dd KS |
1547 | #ifdef __CYGWIN32__ |
1548 | ||
1549 | /* For Cygwin32, we use a timer to periodically check for Windows | |
1550 | messages. FIXME: It would be better to not poll, but to instead | |
1551 | rewrite the target_wait routines to serve as input sources. | |
1552 | Unfortunately, that will be a lot of work. */ | |
1553 | ||
1554 | static void | |
1555 | gdbtk_start_timer () | |
1556 | { | |
1557 | sigset_t nullsigmask; | |
1558 | struct sigaction action; | |
1559 | struct itimerval it; | |
1560 | ||
1561 | sigemptyset (&nullsigmask); | |
1562 | ||
1563 | action.sa_handler = x_event; | |
1564 | action.sa_mask = nullsigmask; | |
1565 | action.sa_flags = 0; | |
1566 | sigaction (SIGALRM, &action, NULL); | |
1567 | ||
1568 | it.it_interval.tv_sec = 0; | |
1569 | /* Check for messages twice a second. */ | |
1570 | it.it_interval.tv_usec = 500 * 1000; | |
1571 | it.it_value.tv_sec = 0; | |
1572 | it.it_value.tv_usec = 500 * 1000; | |
1573 | ||
1574 | setitimer (ITIMER_REAL, &it, NULL); | |
1575 | } | |
1576 | ||
1577 | static void | |
1578 | gdbtk_stop_timer () | |
1579 | { | |
1580 | sigset_t nullsigmask; | |
1581 | struct sigaction action; | |
1582 | struct itimerval it; | |
1583 | ||
1584 | sigemptyset (&nullsigmask); | |
1585 | ||
1586 | action.sa_handler = SIG_IGN; | |
1587 | action.sa_mask = nullsigmask; | |
1588 | action.sa_flags = 0; | |
1589 | sigaction (SIGALRM, &action, NULL); | |
1590 | ||
1591 | it.it_interval.tv_sec = 0; | |
1592 | it.it_interval.tv_usec = 0; | |
1593 | it.it_value.tv_sec = 0; | |
1594 | it.it_value.tv_usec = 0; | |
1595 | setitimer (ITIMER_REAL, &it, NULL); | |
1596 | } | |
1597 | ||
1598 | #endif | |
1599 | ||
1600 | /* This hook function is called whenever we want to wait for the | |
1601 | target. */ | |
1602 | ||
479f0f18 SG |
1603 | static int |
1604 | gdbtk_wait (pid, ourstatus) | |
1605 | int pid; | |
1606 | struct target_waitstatus *ourstatus; | |
1607 | { | |
018d76dd | 1608 | #ifndef WINNT |
736a82e7 SG |
1609 | struct sigaction action; |
1610 | static sigset_t nullsigmask = {0}; | |
1611 | ||
018d76dd | 1612 | |
736a82e7 SG |
1613 | #ifndef SA_RESTART |
1614 | /* Needed for SunOS 4.1.x */ | |
1615 | #define SA_RESTART 0 | |
546b8ca7 | 1616 | #endif |
479f0f18 | 1617 | |
736a82e7 SG |
1618 | action.sa_handler = x_event; |
1619 | action.sa_mask = nullsigmask; | |
1620 | action.sa_flags = SA_RESTART; | |
1621 | sigaction(SIGIO, &action, NULL); | |
018d76dd KS |
1622 | #endif /* WINNT */ |
1623 | ||
1624 | #ifdef __CYGWIN32__ | |
1625 | gdbtk_start_timer (); | |
8a19b35a | 1626 | #endif |
736a82e7 | 1627 | |
479f0f18 SG |
1628 | pid = target_wait (pid, ourstatus); |
1629 | ||
018d76dd KS |
1630 | #ifdef __CYGWIN32__ |
1631 | gdbtk_stop_timer (); | |
1632 | #endif | |
1633 | ||
8a19b35a | 1634 | #ifndef WINNT |
018d76dd | 1635 | action.sa_handler = SIG_IGN; |
8a19b35a MH |
1636 | sigaction(SIGIO, &action, NULL); |
1637 | #endif | |
479f0f18 SG |
1638 | |
1639 | return pid; | |
1640 | } | |
1641 | ||
1642 | /* This is called from execute_command, and provides a wrapper around | |
1643 | various command routines in a place where both protocol messages and | |
1644 | user input both flow through. Mostly this is used for indicating whether | |
1645 | the target process is running or not. | |
1646 | */ | |
1647 | ||
1648 | static void | |
1649 | gdbtk_call_command (cmdblk, arg, from_tty) | |
1650 | struct cmd_list_element *cmdblk; | |
1651 | char *arg; | |
1652 | int from_tty; | |
1653 | { | |
fda6fadc | 1654 | running_now = 0; |
018d76dd | 1655 | if (cmdblk->class == class_run || cmdblk->class == class_trace) |
479f0f18 | 1656 | { |
fda6fadc | 1657 | running_now = 1; |
4e327047 | 1658 | Tcl_Eval (interp, "gdbtk_tcl_busy"); |
479f0f18 | 1659 | (*cmdblk->function.cfunc)(arg, from_tty); |
fda6fadc | 1660 | running_now = 0; |
2476848a | 1661 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
479f0f18 SG |
1662 | } |
1663 | else | |
1664 | (*cmdblk->function.cfunc)(arg, from_tty); | |
1665 | } | |
1666 | ||
5bac2b50 FF |
1667 | /* This function is called instead of gdb's internal command loop. This is the |
1668 | last chance to do anything before entering the main Tk event loop. */ | |
1669 | ||
1670 | static void | |
1671 | tk_command_loop () | |
1672 | { | |
41756e56 FF |
1673 | extern GDB_FILE *instream; |
1674 | ||
1675 | /* We no longer want to use stdin as the command input stream */ | |
1676 | instream = NULL; | |
018d76dd KS |
1677 | |
1678 | if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK) | |
1679 | { | |
1680 | char *msg; | |
1681 | ||
1682 | /* Force errorInfo to be set up propertly. */ | |
1683 | Tcl_AddErrorInfo (interp, ""); | |
1684 | ||
1685 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); | |
1686 | #ifdef _WIN32 | |
1687 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); | |
1688 | #else | |
1689 | fputs_unfiltered (msg, gdb_stderr); | |
1690 | #endif | |
1691 | } | |
1692 | ||
1693 | #ifdef _WIN32 | |
1694 | close_bfds (); | |
1695 | #endif | |
1696 | ||
5bac2b50 FF |
1697 | Tk_MainLoop (); |
1698 | } | |
1699 | ||
9a2f9219 ILT |
1700 | /* gdbtk_init installs this function as a final cleanup. */ |
1701 | ||
1702 | static void | |
1703 | gdbtk_cleanup (dummy) | |
1704 | PTR dummy; | |
1705 | { | |
1706 | Tcl_Finalize (); | |
1707 | } | |
1708 | ||
1709 | /* Initialize gdbtk. */ | |
1710 | ||
754e5da2 | 1711 | static void |
2476848a MH |
1712 | gdbtk_init ( argv0 ) |
1713 | char *argv0; | |
754e5da2 SG |
1714 | { |
1715 | struct cleanup *old_chain; | |
74089546 | 1716 | char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file; |
8a19b35a | 1717 | int i, found_main; |
018d76dd | 1718 | #ifndef WINNT |
736a82e7 SG |
1719 | struct sigaction action; |
1720 | static sigset_t nullsigmask = {0}; | |
018d76dd | 1721 | #endif |
2476848a | 1722 | #ifdef IDE |
018d76dd | 1723 | /* start-sanitize-ide */ |
2476848a MH |
1724 | struct ide_event_handle *h; |
1725 | const char *errmsg; | |
1726 | char *libexecdir; | |
018d76dd | 1727 | /* end-sanitize-ide */ |
2476848a | 1728 | #endif |
754e5da2 | 1729 | |
fe58c81f FF |
1730 | /* If there is no DISPLAY environment variable, Tk_Init below will fail, |
1731 | causing gdb to abort. If instead we simply return here, gdb will | |
1732 | gracefully degrade to using the command line interface. */ | |
1733 | ||
8a19b35a | 1734 | #ifndef WINNT |
fe58c81f FF |
1735 | if (getenv ("DISPLAY") == NULL) |
1736 | return; | |
8a19b35a | 1737 | #endif |
fe58c81f | 1738 | |
754e5da2 SG |
1739 | old_chain = make_cleanup (cleanup_init, 0); |
1740 | ||
1741 | /* First init tcl and tk. */ | |
2476848a | 1742 | Tcl_FindExecutable (argv0); |
754e5da2 SG |
1743 | interp = Tcl_CreateInterp (); |
1744 | ||
1745 | if (!interp) | |
1746 | error ("Tcl_CreateInterp failed"); | |
1747 | ||
754e5da2 SG |
1748 | if (Tcl_Init(interp) != TCL_OK) |
1749 | error ("Tcl_Init failed: %s", interp->result); | |
1750 | ||
9a2f9219 | 1751 | make_final_cleanup (gdbtk_cleanup, NULL); |
2476848a | 1752 | |
9a2f9219 | 1753 | /* Initialize the Paths variable. */ |
74089546 | 1754 | if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK) |
9a2f9219 ILT |
1755 | error ("ide_initialize_paths failed: %s", interp->result); |
1756 | ||
018d76dd KS |
1757 | #ifdef IDE |
1758 | /* start-sanitize-ide */ | |
2476848a MH |
1759 | /* Find the directory where we expect to find idemanager. We ignore |
1760 | errors since it doesn't really matter if this fails. */ | |
1761 | libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY); | |
1762 | ||
1763 | IluTk_Init (); | |
1764 | ||
7b94b2ea | 1765 | h = ide_event_init_from_environment (&errmsg, libexecdir); |
2476848a MH |
1766 | if (h == NULL) |
1767 | { | |
1768 | Tcl_AppendResult (interp, "can't initialize event system: ", errmsg, | |
1769 | (char *) NULL); | |
1770 | fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", interp->result); | |
9a2f9219 ILT |
1771 | |
1772 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); | |
2476848a MH |
1773 | } |
1774 | else | |
1775 | { | |
1776 | if (ide_create_tclevent_command (interp, h) != TCL_OK) | |
1777 | error ("ide_create_tclevent_command failed: %s", interp->result); | |
018d76dd | 1778 | |
2476848a MH |
1779 | if (ide_create_edit_command (interp, h) != TCL_OK) |
1780 | error ("ide_create_edit_command failed: %s", interp->result); | |
1781 | ||
1782 | if (ide_create_property_command (interp, h) != TCL_OK) | |
1783 | error ("ide_create_property_command failed: %s", interp->result); | |
018d76dd KS |
1784 | |
1785 | if (ide_create_build_command (interp, h) != TCL_OK) | |
1786 | error ("ide_create_build_command failed: %s", interp->result); | |
1787 | ||
1788 | if (ide_create_window_register_command (interp, h, "gdb-restore") | |
1789 | != TCL_OK) | |
9a2f9219 ILT |
1790 | error ("ide_create_window_register_command failed: %s", |
1791 | interp->result); | |
1792 | ||
1793 | if (ide_create_window_command (interp, h) != TCL_OK) | |
1794 | error ("ide_create_window_command failed: %s", interp->result); | |
1795 | ||
018d76dd KS |
1796 | if (ide_create_exit_command (interp, h) != TCL_OK) |
1797 | error ("ide_create_exit_command failed: %s", interp->result); | |
1798 | ||
1799 | if (ide_create_help_command (interp) != TCL_OK) | |
1800 | error ("ide_create_help_command failed: %s", interp->result); | |
1801 | ||
2476848a MH |
1802 | /* |
1803 | if (ide_initialize (interp, "gdb") != TCL_OK) | |
1804 | error ("ide_initialize failed: %s", interp->result); | |
1805 | */ | |
9a2f9219 ILT |
1806 | |
1807 | Tcl_SetVar (interp, "GDBTK_IDE", "1", 0); | |
018d76dd | 1808 | Tcl_SetVar (interp, "IDE", "1", TCL_GLOBAL_ONLY); |
2476848a | 1809 | } |
018d76dd | 1810 | /* end-sanitize-ide */ |
2476848a MH |
1811 | #else |
1812 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); | |
1813 | #endif /* IDE */ | |
1814 | ||
9a2f9219 ILT |
1815 | /* We don't want to open the X connection until we've done all the |
1816 | IDE initialization. Otherwise, goofy looking unfinished windows | |
1817 | pop up when ILU drops into the TCL event loop. */ | |
1818 | ||
1819 | if (Tk_Init(interp) != TCL_OK) | |
1820 | error ("Tk_Init failed: %s", interp->result); | |
1821 | ||
1822 | if (Itcl_Init(interp) == TCL_ERROR) | |
1823 | error ("Itcl_Init failed: %s", interp->result); | |
1824 | ||
1825 | if (Tix_Init(interp) != TCL_OK) | |
1826 | error ("Tix_Init failed: %s", interp->result); | |
1827 | ||
018d76dd KS |
1828 | #ifdef __CYGWIN32__ |
1829 | /* On Windows, create a sizebox widget command */ | |
1830 | if (ide_create_sizebox_command (interp) != TCL_OK) | |
1831 | error ("sizebox creation failed"); | |
1832 | if (ide_create_winprint_command (interp) != TCL_OK) | |
1833 | error ("windows print code initialization failed"); | |
1834 | /* start-sanitize-ide */ | |
1835 | /* An interface to ShellExecute. */ | |
1836 | if (ide_create_shell_execute_command (interp) != TCL_OK) | |
1837 | error ("shell execute command initialization failed"); | |
1838 | #endif | |
1839 | ||
86db943c SG |
1840 | Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL); |
1841 | Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL); | |
8a19b35a | 1842 | Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL); |
86db943c SG |
1843 | Tcl_CreateCommand (interp, "gdb_sourcelines", call_wrapper, gdb_sourcelines, |
1844 | NULL); | |
1845 | Tcl_CreateCommand (interp, "gdb_listfiles", call_wrapper, gdb_listfiles, | |
746d1df4 | 1846 | NULL); |
99c98415 MH |
1847 | Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs, |
1848 | NULL); | |
018d76dd KS |
1849 | Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem, |
1850 | NULL); | |
86db943c SG |
1851 | Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL); |
1852 | Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL); | |
1853 | Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper, | |
1854 | gdb_fetch_registers, NULL); | |
1855 | Tcl_CreateCommand (interp, "gdb_changed_register_list", call_wrapper, | |
1856 | gdb_changed_register_list, NULL); | |
09722039 SG |
1857 | Tcl_CreateCommand (interp, "gdb_disassemble", call_wrapper, |
1858 | gdb_disassemble, NULL); | |
1859 | Tcl_CreateCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL); | |
6131622e SG |
1860 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_list", call_wrapper, |
1861 | gdb_get_breakpoint_list, NULL); | |
1862 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper, | |
1863 | gdb_get_breakpoint_info, NULL); | |
018d76dd KS |
1864 | Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper, |
1865 | gdb_clear_file, NULL); | |
1866 | Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper, | |
1867 | gdb_confirm_quit, NULL); | |
1868 | Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper, | |
1869 | gdb_force_quit, NULL); | |
1870 | Tcl_CreateCommand (interp, "gdb_target_has_execution", | |
1871 | gdb_target_has_execution_command, | |
1872 | NULL, NULL); | |
1873 | Tcl_CreateObjCommand (interp, "gdb_load_info", gdb_load_info, NULL, NULL); | |
1874 | Tcl_CreateObjCommand (interp, "gdb_get_locals", gdb_get_vars_command, | |
1875 | (ClientData) 0, NULL); | |
1876 | Tcl_CreateObjCommand (interp, "gdb_get_args", gdb_get_vars_command, | |
1877 | (ClientData) 1, NULL); | |
1878 | Tcl_CreateObjCommand (interp, "gdb_get_function", gdb_get_function_command, | |
1879 | NULL, NULL); | |
1880 | Tcl_CreateObjCommand (interp, "gdb_get_line", gdb_get_line_command, | |
1881 | NULL, NULL); | |
1882 | Tcl_CreateObjCommand (interp, "gdb_get_file", gdb_get_file_command, | |
1883 | NULL, NULL); | |
1884 | Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists", | |
1885 | gdb_tracepoint_exists_command, NULL, NULL); | |
1886 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info", | |
1887 | gdb_get_tracepoint_info, NULL, NULL); | |
1888 | Tcl_CreateObjCommand (interp, "gdb_actions", | |
1889 | gdb_actions_command, NULL, NULL); | |
1890 | Tcl_CreateObjCommand (interp, "gdb_prompt", | |
1891 | gdb_prompt_command, NULL, NULL); | |
1892 | ||
5bac2b50 | 1893 | command_loop_hook = tk_command_loop; |
b607efe7 FF |
1894 | print_frame_info_listing_hook = |
1895 | (void (*) PARAMS ((struct symtab *, int, int, int))) null_routine; | |
09722039 SG |
1896 | query_hook = gdbtk_query; |
1897 | flush_hook = gdbtk_flush; | |
1898 | create_breakpoint_hook = gdbtk_create_breakpoint; | |
1899 | delete_breakpoint_hook = gdbtk_delete_breakpoint; | |
6131622e | 1900 | modify_breakpoint_hook = gdbtk_modify_breakpoint; |
09722039 SG |
1901 | interactive_hook = gdbtk_interactive; |
1902 | target_wait_hook = gdbtk_wait; | |
1903 | call_command_hook = gdbtk_call_command; | |
41756e56 FF |
1904 | readline_begin_hook = gdbtk_readline_begin; |
1905 | readline_hook = gdbtk_readline; | |
1906 | readline_end_hook = gdbtk_readline_end; | |
018d76dd KS |
1907 | ui_load_progress_hook = gdbtk_load_hash; |
1908 | create_tracepoint_hook = gdbtk_create_tracepoint; | |
1909 | delete_tracepoint_hook = gdbtk_delete_tracepoint; | |
754e5da2 | 1910 | |
018d76dd | 1911 | #ifndef WINNT |
cd2df226 | 1912 | /* Get the file descriptor for the X server */ |
479f0f18 | 1913 | |
047465fd | 1914 | x_fd = ConnectionNumber (Tk_Display (Tk_MainWindow (interp))); |
479f0f18 SG |
1915 | |
1916 | /* Setup for I/O interrupts */ | |
1917 | ||
736a82e7 SG |
1918 | action.sa_mask = nullsigmask; |
1919 | action.sa_flags = 0; | |
1920 | action.sa_handler = SIG_IGN; | |
1921 | sigaction(SIGIO, &action, NULL); | |
1922 | ||
1923 | #ifdef FIOASYNC | |
1924 | i = 1; | |
1925 | if (ioctl (x_fd, FIOASYNC, &i)) | |
1926 | perror_with_name ("gdbtk_init: ioctl FIOASYNC failed"); | |
479f0f18 | 1927 | |
77a89957 | 1928 | #ifdef SIOCSPGRP |
736a82e7 SG |
1929 | i = getpid(); |
1930 | if (ioctl (x_fd, SIOCSPGRP, &i)) | |
1931 | perror_with_name ("gdbtk_init: ioctl SIOCSPGRP failed"); | |
45f90c50 MM |
1932 | |
1933 | #else | |
1934 | #ifdef F_SETOWN | |
1935 | i = getpid(); | |
1936 | if (fcntl (x_fd, F_SETOWN, i)) | |
1937 | perror_with_name ("gdbtk_init: fcntl F_SETOWN failed"); | |
1938 | #endif /* F_SETOWN */ | |
1939 | #endif /* !SIOCSPGRP */ | |
546b8ca7 | 1940 | #else |
8a19b35a | 1941 | #ifndef WINNT |
546b8ca7 | 1942 | if (ioctl (x_fd, I_SETSIG, S_INPUT|S_RDNORM) < 0) |
736a82e7 | 1943 | perror_with_name ("gdbtk_init: ioctl I_SETSIG failed"); |
8a19b35a MH |
1944 | #endif |
1945 | ||
736a82e7 | 1946 | #endif /* ifndef FIOASYNC */ |
018d76dd | 1947 | #endif /* WINNT */ |
479f0f18 | 1948 | |
754e5da2 SG |
1949 | add_com ("tk", class_obscure, tk_command, |
1950 | "Send a command directly into tk."); | |
09722039 | 1951 | |
09722039 SG |
1952 | Tcl_LinkVar (interp, "disassemble-from-exec", (char *)&disassemble_from_exec, |
1953 | TCL_LINK_INT); | |
1954 | ||
8a19b35a | 1955 | /* find the gdb tcl library and source main.tcl */ |
09722039 | 1956 | |
8a19b35a MH |
1957 | gdbtk_lib = getenv ("GDBTK_LIBRARY"); |
1958 | if (!gdbtk_lib) | |
1959 | if (access ("gdbtcl/main.tcl", R_OK) == 0) | |
1960 | gdbtk_lib = "gdbtcl"; | |
09722039 | 1961 | else |
8a19b35a MH |
1962 | gdbtk_lib = GDBTK_LIBRARY; |
1963 | ||
74089546 ILT |
1964 | gdbtk_lib_tmp = xstrdup (gdbtk_lib); |
1965 | ||
8a19b35a MH |
1966 | found_main = 0; |
1967 | /* see if GDBTK_LIBRARY is a path list */ | |
1968 | lib = strtok (gdbtk_lib_tmp, GDBTK_PATH_SEP); | |
1969 | do | |
1970 | { | |
1971 | if (Tcl_VarEval (interp, "lappend auto_path ", lib, NULL) != TCL_OK) | |
1972 | { | |
1973 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); | |
1974 | error (""); | |
1975 | } | |
1976 | if (!found_main) | |
1977 | { | |
74089546 | 1978 | gdbtk_file = concat (lib, "/main.tcl", (char *) NULL); |
8a19b35a MH |
1979 | if (access (gdbtk_file, R_OK) == 0) |
1980 | { | |
1981 | found_main++; | |
1982 | Tcl_SetVar (interp, "GDBTK_LIBRARY", lib, 0); | |
1983 | } | |
1984 | } | |
1985 | } | |
56e327b3 | 1986 | while ((lib = strtok (NULL, ":")) != NULL); |
74089546 ILT |
1987 | |
1988 | free (gdbtk_lib_tmp); | |
1989 | ||
74089546 ILT |
1990 | if (!found_main) |
1991 | { | |
1992 | /* Try finding it with the auto path. */ | |
1993 | ||
1994 | static const char script[] ="\ | |
1995 | proc gdbtk_find_main {} {\n\ | |
1996 | global auto_path GDBTK_LIBRARY\n\ | |
1997 | foreach dir $auto_path {\n\ | |
1998 | set f [file join $dir main.tcl]\n\ | |
1999 | if {[file exists $f]} then {\n\ | |
2000 | set GDBTK_LIBRARY $dir\n\ | |
2001 | return $f\n\ | |
2002 | }\n\ | |
2003 | }\n\ | |
2004 | return ""\n\ | |
2005 | }\n\ | |
2006 | gdbtk_find_main"; | |
2007 | ||
2008 | if (Tcl_GlobalEval (interp, (char *) script) != TCL_OK) | |
2009 | { | |
2010 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); | |
2011 | error (""); | |
2012 | } | |
2013 | ||
2014 | if (interp->result[0] != '\0') | |
2015 | { | |
2016 | gdbtk_file = xstrdup (interp->result); | |
2017 | found_main++; | |
2018 | } | |
2019 | } | |
74089546 | 2020 | |
8a19b35a MH |
2021 | if (!found_main) |
2022 | { | |
2023 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ | |
2024 | if (getenv("GDBTK_LIBRARY")) | |
2025 | { | |
2026 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n",getenv("GDBTK_LIBRARY")); | |
2027 | fprintf_unfiltered (stderr, | |
2028 | "Please set GDBTK_LIBRARY to a path that includes the GDB tcl files.\n"); | |
2029 | } | |
2030 | else | |
2031 | { | |
2032 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n", GDBTK_LIBRARY); | |
2033 | fprintf_unfiltered (stderr, "You might want to set GDBTK_LIBRARY\n"); | |
2034 | } | |
2035 | error(""); | |
2036 | } | |
09722039 | 2037 | |
724498fd SG |
2038 | /* Defer setup of fputs_unfiltered_hook to near the end so that error messages |
2039 | prior to this point go to stdout/stderr. */ | |
2040 | ||
2041 | fputs_unfiltered_hook = gdbtk_fputs; | |
2042 | ||
8a19b35a | 2043 | if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK) |
724498fd | 2044 | { |
018d76dd KS |
2045 | char *msg; |
2046 | ||
2047 | /* Force errorInfo to be set up propertly. */ | |
2048 | Tcl_AddErrorInfo (interp, ""); | |
2049 | ||
2050 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); | |
2051 | ||
724498fd SG |
2052 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ |
2053 | ||
018d76dd KS |
2054 | #ifdef _WIN32 |
2055 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); | |
2056 | #else | |
2057 | fputs_unfiltered (msg, gdb_stderr); | |
2058 | #endif | |
b66051ec | 2059 | |
b66051ec | 2060 | error (""); |
724498fd | 2061 | } |
09722039 | 2062 | |
018d76dd KS |
2063 | #ifdef IDE |
2064 | /* start-sanitize-ide */ | |
2065 | /* Don't do this until we have initialized. Otherwise, we may get a | |
2066 | run command before we are ready for one. */ | |
2067 | if (ide_run_server_init (interp, h) != TCL_OK) | |
2068 | error ("ide_run_server_init failed: %s", interp->result); | |
2069 | /* end-sanitize-ide */ | |
2070 | #endif | |
2071 | ||
74089546 ILT |
2072 | free (gdbtk_file); |
2073 | ||
09722039 | 2074 | discard_cleanups (old_chain); |
754e5da2 SG |
2075 | } |
2076 | ||
018d76dd KS |
2077 | static int |
2078 | gdb_target_has_execution_command (clientData, interp, argc, argv) | |
2079 | ClientData clientData; | |
2080 | Tcl_Interp *interp; | |
2081 | int argc; | |
2082 | char *argv[]; | |
2083 | { | |
2084 | int result = 0; | |
2085 | ||
2086 | if (target_has_execution && inferior_pid != 0) | |
2087 | result = 1; | |
2088 | ||
2089 | Tcl_SetIntObj (Tcl_GetObjResult (interp), result); | |
2090 | return TCL_OK; | |
2091 | } | |
2092 | ||
2093 | /* gdb_load_info - returns information about the file about to be downloaded */ | |
2094 | ||
2095 | static int | |
2096 | gdb_load_info (clientData, interp, objc, objv) | |
2097 | ClientData clientData; | |
2098 | Tcl_Interp *interp; | |
2099 | int objc; | |
2100 | Tcl_Obj *CONST objv[]; | |
2101 | { | |
2102 | bfd *loadfile_bfd; | |
2103 | struct cleanup *old_cleanups; | |
2104 | asection *s; | |
2105 | Tcl_Obj *ob[2]; | |
2106 | Tcl_Obj *res[16]; | |
2107 | int i = 0; | |
2108 | ||
2109 | char *filename = Tcl_GetStringFromObj (objv[1], NULL); | |
2110 | ||
2111 | loadfile_bfd = bfd_openr (filename, gnutarget); | |
2112 | if (loadfile_bfd == NULL) | |
2113 | { | |
2114 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1)); | |
2115 | return TCL_ERROR; | |
2116 | } | |
2117 | old_cleanups = make_cleanup (bfd_close, loadfile_bfd); | |
2118 | ||
2119 | if (!bfd_check_format (loadfile_bfd, bfd_object)) | |
2120 | { | |
2121 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1)); | |
2122 | return TCL_ERROR; | |
2123 | } | |
2124 | ||
2125 | for (s = loadfile_bfd->sections; s; s = s->next) | |
2126 | { | |
2127 | if (s->flags & SEC_LOAD) | |
2128 | { | |
2129 | bfd_size_type size = bfd_get_section_size_before_reloc (s); | |
2130 | if (size > 0) | |
2131 | { | |
2132 | ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1); | |
2133 | ob[1] = Tcl_NewLongObj ((long)size); | |
2134 | res[i++] = Tcl_NewListObj (2, ob); | |
2135 | } | |
2136 | } | |
2137 | } | |
2138 | ||
2139 | Tcl_SetObjResult (interp, Tcl_NewListObj (i, res)); | |
2140 | do_cleanups (old_cleanups); | |
2141 | return TCL_OK; | |
2142 | } | |
2143 | ||
2144 | ||
2145 | int | |
2146 | gdbtk_load_hash (section, num) | |
2147 | char *section; | |
2148 | unsigned long num; | |
2149 | { | |
2150 | int result; | |
2151 | char buf[128]; | |
2152 | sprintf (buf, "download_hash %s %ld", section, num); | |
2153 | result = Tcl_Eval (interp, buf); | |
2154 | return result; | |
2155 | } | |
2156 | ||
2157 | /* gdb_get_vars_command - | |
2158 | * | |
2159 | * Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This | |
2160 | * function sets the Tcl interpreter's result to a list of variable names | |
2161 | * depending on clientData. If clientData is one, the result is a list of | |
2162 | * arguments; zero returns a list of locals -- all relative to the block | |
2163 | * specified as an argument to the command. Valid commands include | |
2164 | * anything decode_line_1 can handle (like "main.c:2", "*0x02020202", | |
2165 | * and "main"). | |
2166 | */ | |
2167 | static int | |
2168 | gdb_get_vars_command (clientData, interp, objc, objv) | |
2169 | ClientData clientData; | |
2170 | Tcl_Interp *interp; | |
2171 | int objc; | |
2172 | Tcl_Obj *CONST objv[]; | |
2173 | { | |
2174 | Tcl_Obj *result; | |
2175 | struct symtabs_and_lines sals; | |
2176 | struct symbol *sym; | |
2177 | struct block *block; | |
2178 | char **canonical, *args; | |
2179 | int i, nsyms, arguments; | |
2180 | ||
2181 | if (objc != 2) | |
2182 | { | |
2183 | Tcl_AppendResult (interp, | |
2184 | "wrong # of args: should be \"", | |
2185 | Tcl_GetStringFromObj (objv[0], NULL), | |
2186 | " function:line|function|line|*addr\""); | |
2187 | return TCL_ERROR; | |
2188 | } | |
2189 | ||
2190 | arguments = (int) clientData; | |
2191 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2192 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2193 | if (sals.nelts == 0) | |
2194 | { | |
2195 | Tcl_AppendResult (interp, | |
2196 | "error decoding line", NULL); | |
2197 | return TCL_ERROR; | |
2198 | } | |
2199 | ||
2200 | /* Initialize a list that will hold the results */ | |
2201 | result = Tcl_NewListObj (0, NULL); | |
2202 | ||
2203 | /* Resolve all line numbers to PC's */ | |
2204 | for (i = 0; i < sals.nelts; i++) | |
2205 | resolve_sal_pc (&sals.sals[i]); | |
2206 | ||
2207 | block = block_for_pc (sals.sals[0].pc); | |
2208 | while (block != 0) | |
2209 | { | |
2210 | nsyms = BLOCK_NSYMS (block); | |
2211 | for (i = 0; i < nsyms; i++) | |
2212 | { | |
2213 | sym = BLOCK_SYM (block, i); | |
2214 | switch (SYMBOL_CLASS (sym)) { | |
2215 | default: | |
2216 | case LOC_UNDEF: /* catches errors */ | |
2217 | case LOC_CONST: /* constant */ | |
2218 | case LOC_STATIC: /* static */ | |
2219 | case LOC_REGISTER: /* register */ | |
2220 | case LOC_TYPEDEF: /* local typedef */ | |
2221 | case LOC_LABEL: /* local label */ | |
2222 | case LOC_BLOCK: /* local function */ | |
2223 | case LOC_CONST_BYTES: /* loc. byte seq. */ | |
2224 | case LOC_UNRESOLVED: /* unresolved static */ | |
2225 | case LOC_OPTIMIZED_OUT: /* optimized out */ | |
2226 | break; | |
2227 | case LOC_ARG: /* argument */ | |
2228 | case LOC_REF_ARG: /* reference arg */ | |
2229 | case LOC_REGPARM: /* register arg */ | |
2230 | case LOC_REGPARM_ADDR: /* indirect register arg */ | |
2231 | case LOC_LOCAL_ARG: /* stack arg */ | |
2232 | case LOC_BASEREG_ARG: /* basereg arg */ | |
2233 | if (arguments) | |
2234 | Tcl_ListObjAppendElement (interp, result, | |
2235 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
2236 | break; | |
2237 | case LOC_LOCAL: /* stack local */ | |
2238 | case LOC_BASEREG: /* basereg local */ | |
2239 | if (!arguments) | |
2240 | Tcl_ListObjAppendElement (interp, result, | |
2241 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
2242 | break; | |
2243 | } | |
2244 | } | |
2245 | if (BLOCK_FUNCTION (block)) | |
2246 | break; | |
2247 | else | |
2248 | block = BLOCK_SUPERBLOCK (block); | |
2249 | } | |
2250 | ||
2251 | Tcl_SetObjResult (interp, result); | |
2252 | return TCL_OK; | |
2253 | } | |
2254 | ||
2255 | static int | |
2256 | gdb_get_line_command (clientData, interp, objc, objv) | |
2257 | ClientData clientData; | |
2258 | Tcl_Interp *interp; | |
2259 | int objc; | |
2260 | Tcl_Obj *CONST objv[]; | |
2261 | { | |
2262 | Tcl_Obj *result; | |
2263 | struct symtabs_and_lines sals; | |
2264 | char *args, **canonical; | |
2265 | ||
2266 | if (objc != 2) | |
2267 | { | |
2268 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2269 | Tcl_GetStringFromObj (objv[0], NULL), | |
2270 | " linespec\""); | |
2271 | return TCL_ERROR; | |
2272 | } | |
2273 | ||
2274 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2275 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2276 | if (sals.nelts == 1) | |
2277 | { | |
2278 | Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line)); | |
2279 | return TCL_OK; | |
2280 | } | |
2281 | ||
2282 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2283 | return TCL_OK; | |
2284 | } | |
2285 | ||
2286 | static int | |
2287 | gdb_get_file_command (clientData, interp, objc, objv) | |
2288 | ClientData clientData; | |
2289 | Tcl_Interp *interp; | |
2290 | int objc; | |
2291 | Tcl_Obj *CONST objv[]; | |
2292 | { | |
2293 | Tcl_Obj *result; | |
2294 | struct symtabs_and_lines sals; | |
2295 | char *args, **canonical; | |
2296 | ||
2297 | if (objc != 2) | |
2298 | { | |
2299 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2300 | Tcl_GetStringFromObj (objv[0], NULL), | |
2301 | " linespec\""); | |
2302 | return TCL_ERROR; | |
2303 | } | |
2304 | ||
2305 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2306 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2307 | if (sals.nelts == 1) | |
2308 | { | |
2309 | Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE); | |
2310 | return TCL_OK; | |
2311 | } | |
2312 | ||
2313 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2314 | return TCL_OK; | |
2315 | } | |
2316 | ||
2317 | static int | |
2318 | gdb_get_function_command (clientData, interp, objc, objv) | |
2319 | ClientData clientData; | |
2320 | Tcl_Interp *interp; | |
2321 | int objc; | |
2322 | Tcl_Obj *CONST objv[]; | |
2323 | { | |
2324 | Tcl_Obj *result; | |
2325 | char *function; | |
2326 | struct symtabs_and_lines sals; | |
2327 | char *args, **canonical; | |
2328 | ||
2329 | if (objc != 2) | |
2330 | { | |
2331 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2332 | Tcl_GetStringFromObj (objv[0], NULL), | |
2333 | " linespec\""); | |
2334 | return TCL_ERROR; | |
2335 | } | |
2336 | ||
2337 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2338 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2339 | if (sals.nelts == 1) | |
2340 | { | |
2341 | resolve_sal_pc (&sals.sals[0]); | |
2342 | find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL); | |
2343 | if (function != NULL) | |
2344 | { | |
2345 | Tcl_SetResult (interp, function, TCL_VOLATILE); | |
2346 | return TCL_OK; | |
2347 | } | |
2348 | } | |
2349 | ||
2350 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2351 | return TCL_OK; | |
2352 | } | |
2353 | ||
2354 | static int | |
2355 | gdb_get_tracepoint_info (clientData, interp, objc, objv) | |
2356 | ClientData clientData; | |
2357 | Tcl_Interp *interp; | |
2358 | int objc; | |
2359 | Tcl_Obj *CONST objv[]; | |
2360 | { | |
2361 | struct symtab_and_line sal; | |
2362 | struct command_line *cmd; | |
2363 | int tpnum; | |
2364 | struct tracepoint *tp; | |
2365 | struct action_line *al; | |
2366 | Tcl_Obj *list, *action_list; | |
2367 | char tmp[19]; | |
2368 | ||
2369 | if (objc != 2) | |
2370 | error ("wrong # args"); | |
2371 | ||
2372 | Tcl_GetIntFromObj (NULL, objv[1], &tpnum); | |
2373 | ||
2374 | ALL_TRACEPOINTS (tp) | |
2375 | if (tp->number == tpnum) | |
2376 | break; | |
2377 | ||
2378 | if (tp == NULL) | |
2379 | error ("Tracepoint #%d does not exist", tpnum); | |
2380 | ||
2381 | list = Tcl_NewListObj (0, NULL); | |
2382 | if (tp->source_file != NULL) | |
2383 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tp->source_file, -1)); | |
2384 | else | |
2385 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj ("N/A", -1)); | |
2386 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->line_number)); | |
2387 | /* the function part is not currently used by the frontend */ | |
2388 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj ("function", -1)); | |
2389 | sprintf (tmp, "0x%08x", tp->address); | |
2390 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1)); | |
2391 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled)); | |
2392 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count)); | |
2393 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count)); | |
2394 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread)); | |
2395 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count)); | |
2396 | ||
2397 | /* Append a list of actions */ | |
2398 | action_list = Tcl_NewListObj (0, NULL); | |
2399 | for (al = tp->actions; al != NULL; al = al->next) | |
2400 | { | |
2401 | Tcl_ListObjAppendElement (interp, action_list, | |
2402 | Tcl_NewStringObj (al->action, -1)); | |
2403 | } | |
2404 | Tcl_ListObjAppendElement (interp, list, action_list); | |
2405 | ||
2406 | Tcl_SetObjResult (interp, list); | |
2407 | return TCL_OK; | |
2408 | } | |
2409 | ||
2410 | static void | |
2411 | gdbtk_create_tracepoint (tp) | |
2412 | struct tracepoint *tp; | |
2413 | { | |
2414 | tracepoint_notify (tp, "create"); | |
2415 | } | |
2416 | ||
2417 | static void | |
2418 | gdbtk_delete_tracepoint (tp) | |
2419 | struct tracepoint *tp; | |
2420 | { | |
2421 | tracepoint_notify (tp, "delete"); | |
2422 | } | |
2423 | ||
2424 | static void | |
2425 | tracepoint_notify(tp, action) | |
2426 | struct tracepoint *tp; | |
2427 | const char *action; | |
2428 | { | |
2429 | char buf[256]; | |
2430 | char *source; | |
2431 | int v; | |
2432 | ||
2433 | /* We ensure that ACTION contains no special Tcl characters, so we | |
2434 | can do this. */ | |
2435 | if (tp->source_file != NULL) | |
2436 | source = tp->source_file; | |
2437 | else | |
2438 | source = "N/A"; | |
2439 | sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number, | |
2440 | (long)tp->address, tp->line_number, source); | |
2441 | ||
2442 | v = Tcl_Eval (interp, buf); | |
2443 | ||
2444 | if (v != TCL_OK) | |
2445 | { | |
2446 | gdbtk_fputs (interp->result, gdb_stdout); | |
2447 | gdbtk_fputs ("\n", gdb_stdout); | |
2448 | } | |
2449 | } | |
2450 | ||
2451 | /* returns -1 if not found, tracepoint # if found */ | |
2452 | int | |
2453 | tracepoint_exists (char * args) | |
2454 | { | |
2455 | struct tracepoint *tp; | |
2456 | char **canonical; | |
2457 | struct symtabs_and_lines sals; | |
2458 | char *file = NULL; | |
2459 | int result = -1; | |
2460 | ||
2461 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2462 | if (sals.nelts == 1) | |
2463 | { | |
2464 | resolve_sal_pc (&sals.sals[0]); | |
2465 | file = xmalloc (strlen (sals.sals[0].symtab->dirname) | |
2466 | + strlen (sals.sals[0].symtab->filename) + 1); | |
2467 | if (file != NULL) | |
2468 | { | |
2469 | strcpy (file, sals.sals[0].symtab->dirname); | |
2470 | strcat (file, sals.sals[0].symtab->filename); | |
2471 | ||
2472 | ALL_TRACEPOINTS (tp) | |
2473 | { | |
2474 | if (tp->address == sals.sals[0].pc) | |
2475 | result = tp->number; | |
2476 | else if (tp->source_file != NULL | |
2477 | && strcmp (tp->source_file, file) == 0 | |
2478 | && sals.sals[0].line == tp->line_number) | |
2479 | ||
2480 | result = tp->number; | |
2481 | } | |
2482 | } | |
2483 | } | |
2484 | if (file != NULL) | |
2485 | free (file); | |
2486 | return result; | |
2487 | } | |
2488 | ||
2489 | static int | |
2490 | gdb_actions_command (clientData, interp, objc, objv) | |
2491 | ClientData clientData; | |
2492 | Tcl_Interp *interp; | |
2493 | int objc; | |
2494 | Tcl_Obj *CONST objv[]; | |
2495 | { | |
2496 | struct tracepoint *tp; | |
2497 | Tcl_Obj **actions; | |
2498 | int nactions, i, len; | |
2499 | char *number, *args, *action; | |
2500 | struct action_line *next = NULL, *temp; | |
2501 | ||
2502 | if (objc != 3) | |
2503 | { | |
2504 | Tcl_AppendResult (interp, "wrong # args: should be: \"", | |
2505 | Tcl_GetStringFromObj (objv[0], NULL), | |
2506 | " number actions\""); | |
2507 | return TCL_ERROR; | |
2508 | } | |
2509 | ||
2510 | args = number = Tcl_GetStringFromObj (objv[1], NULL); | |
2511 | tp = get_tracepoint_by_number (&args); | |
2512 | if (tp == NULL) | |
2513 | { | |
2514 | Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist"); | |
2515 | return TCL_ERROR; | |
2516 | } | |
2517 | ||
2518 | /* Free any existing actions */ | |
2519 | for (temp = tp->actions; temp != NULL; temp = temp->next) | |
2520 | { | |
2521 | if (temp->action) | |
2522 | free (temp->action); | |
2523 | free (temp); | |
2524 | } | |
2525 | ||
2526 | Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions); | |
2527 | for (i = 0; i < nactions; i++) | |
2528 | { | |
2529 | temp = xmalloc (sizeof (struct action_line)); | |
2530 | temp->next = NULL; | |
2531 | action = Tcl_GetStringFromObj (actions[i], &len); | |
2532 | temp->action = savestring (action, len); | |
2533 | if (next == NULL) | |
2534 | { | |
2535 | tp->actions = temp; | |
2536 | next = temp; | |
2537 | } | |
2538 | else | |
2539 | { | |
2540 | next->next = temp; | |
2541 | next = temp; | |
2542 | } | |
2543 | } | |
2544 | ||
2545 | return TCL_OK; | |
2546 | } | |
2547 | ||
2548 | static int | |
2549 | gdb_tracepoint_exists_command (clientData, interp, objc, objv) | |
2550 | ClientData clientData; | |
2551 | Tcl_Interp *interp; | |
2552 | int objc; | |
2553 | Tcl_Obj *CONST objv[]; | |
2554 | { | |
2555 | char * args; | |
2556 | ||
2557 | if (objc != 2) | |
2558 | { | |
2559 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2560 | Tcl_GetStringFromObj (objv[0], NULL), | |
2561 | " function:line|function|line|*addr\""); | |
2562 | return TCL_ERROR; | |
2563 | } | |
2564 | ||
2565 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2566 | ||
2567 | Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args))); | |
2568 | return TCL_OK; | |
2569 | } | |
2570 | ||
2571 | /* Return the prompt to the interpreter */ | |
2572 | static int | |
2573 | gdb_prompt_command (clientData, interp, objc, objv) | |
2574 | ClientData clientData; | |
2575 | Tcl_Interp *interp; | |
2576 | int objc; | |
2577 | Tcl_Obj *CONST objv[]; | |
2578 | { | |
2579 | Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE); | |
2580 | return TCL_OK; | |
2581 | } | |
2582 | ||
3f37b696 | 2583 | /* Come here during initialize_all_files () */ |
754e5da2 SG |
2584 | |
2585 | void | |
2586 | _initialize_gdbtk () | |
2587 | { | |
c5197511 SG |
2588 | if (use_windows) |
2589 | { | |
2590 | /* Tell the rest of the world that Gdbtk is now set up. */ | |
754e5da2 | 2591 | |
c5197511 SG |
2592 | init_ui_hook = gdbtk_init; |
2593 | } | |
754e5da2 | 2594 | } |