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> | |
dd3dd918 | 41 | #include "guitcl.h" |
2476848a MH |
42 | |
43 | #ifdef IDE | |
018d76dd | 44 | /* start-sanitize-ide */ |
2476848a MH |
45 | #include "event.h" |
46 | #include "idetcl.h" | |
018d76dd KS |
47 | #include "ilutk.h" |
48 | /* end-sanitize-ide */ | |
2476848a MH |
49 | #endif |
50 | ||
73d3dbd4 | 51 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
52 | #include <stdarg.h> |
53 | #else | |
cd2df226 | 54 | #include <varargs.h> |
85c613aa | 55 | #endif |
cd2df226 SG |
56 | #include <signal.h> |
57 | #include <fcntl.h> | |
8532893d | 58 | #include <unistd.h> |
86db943c SG |
59 | #include <setjmp.h> |
60 | #include "top.h" | |
736a82e7 | 61 | #include <sys/ioctl.h> |
2b576293 | 62 | #include "gdb_string.h" |
09722039 | 63 | #include "dis-asm.h" |
6131622e SG |
64 | #include <stdio.h> |
65 | #include "gdbcmd.h" | |
736a82e7 | 66 | |
8a19b35a | 67 | #ifndef WINNT |
736a82e7 | 68 | #ifndef FIOASYNC |
546b8ca7 SG |
69 | #include <sys/stropts.h> |
70 | #endif | |
8a19b35a MH |
71 | #endif |
72 | ||
018d76dd KS |
73 | #ifdef __CYGWIN32__ |
74 | #include <sys/time.h> | |
75 | #endif | |
76 | ||
8a19b35a MH |
77 | #ifdef WINNT |
78 | #define GDBTK_PATH_SEP ";" | |
79 | #else | |
80 | #define GDBTK_PATH_SEP ":" | |
81 | #endif | |
754e5da2 | 82 | |
8b3f9ed6 | 83 | /* Some versions (1.3.79, 1.3.81) of Linux don't support SIOCSPGRP the way |
3f37b696 | 84 | gdbtk wants to use it... */ |
8b3f9ed6 MM |
85 | #ifdef __linux__ |
86 | #undef SIOCSPGRP | |
87 | #endif | |
88 | ||
018d76dd KS |
89 | int gdbtk_load_hash PARAMS ((char *, unsigned long)); |
90 | int (*ui_load_progress_hook) PARAMS ((char *, unsigned long)); | |
11f91b2b KS |
91 | void (*pre_add_symbol_hook) PARAMS ((char *)); |
92 | void (*post_add_symbol_hook) PARAMS ((void)); | |
018d76dd | 93 | |
b607efe7 FF |
94 | static void null_routine PARAMS ((int)); |
95 | static void gdbtk_flush PARAMS ((FILE *)); | |
96 | static void gdbtk_fputs PARAMS ((const char *, FILE *)); | |
97 | static int gdbtk_query PARAMS ((const char *, va_list)); | |
98 | static char *gdbtk_readline PARAMS ((char *)); | |
2476848a | 99 | static void gdbtk_init PARAMS ((char *)); |
b607efe7 FF |
100 | static void tk_command_loop PARAMS ((void)); |
101 | static void gdbtk_call_command PARAMS ((struct cmd_list_element *, char *, int)); | |
102 | static int gdbtk_wait PARAMS ((int, struct target_waitstatus *)); | |
103 | static void x_event PARAMS ((int)); | |
104 | static void gdbtk_interactive PARAMS ((void)); | |
105 | static void cleanup_init PARAMS ((int)); | |
106 | static void tk_command PARAMS ((char *, int)); | |
107 | static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
108 | static int compare_lines PARAMS ((const PTR, const PTR)); | |
109 | static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *)); | |
8a19b35a | 110 | static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
b607efe7 | 111 | static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
018d76dd KS |
112 | static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
113 | static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
b607efe7 | 114 | static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
99c98415 | 115 | static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
b607efe7 FF |
116 | static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
117 | static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); | |
0422b59e | 118 | static int gdb_immediate_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
b607efe7 FF |
119 | static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
120 | static void gdbtk_readline_end PARAMS ((void)); | |
121 | static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
122 | static void register_changed_p PARAMS ((int, void *)); | |
123 | static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
124 | static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
125 | static void breakpoint_notify PARAMS ((struct breakpoint *, const char *)); | |
126 | static void gdbtk_create_breakpoint PARAMS ((struct breakpoint *)); | |
127 | static void gdbtk_delete_breakpoint PARAMS ((struct breakpoint *)); | |
128 | static void gdbtk_modify_breakpoint PARAMS ((struct breakpoint *)); | |
129 | static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
130 | static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
131 | static int gdb_sourcelines PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
132 | static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), void *)); | |
133 | static void get_register_name PARAMS ((int, void *)); | |
134 | static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[])); | |
135 | static void get_register PARAMS ((int, void *)); | |
018d76dd KS |
136 | static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
137 | static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
138 | static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
139 | static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
140 | static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
141 | static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
142 | static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
143 | static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
144 | static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
145 | static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
e0f7db02 | 146 | static int gdb_find_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
11f91b2b | 147 | static char *find_file_in_dir PARAMS ((char *)); |
4f17e6eb | 148 | static int gdb_get_tracepoint_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
018d76dd KS |
149 | static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *)); |
150 | static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *)); | |
151 | static void tracepoint_notify PARAMS ((struct tracepoint *, const char *)); | |
11f91b2b KS |
152 | void gdbtk_pre_add_symbol PARAMS ((char *)); |
153 | void gdbtk_post_add_symbol PARAMS ((void)); | |
b607efe7 | 154 | |
754e5da2 | 155 | /* Handle for TCL interpreter */ |
fda6fadc | 156 | |
754e5da2 SG |
157 | static Tcl_Interp *interp = NULL; |
158 | ||
018d76dd | 159 | #ifndef WINNT |
479f0f18 | 160 | static int x_fd; /* X network socket */ |
018d76dd | 161 | #endif |
479f0f18 | 162 | |
fda6fadc SS |
163 | /* This variable is true when the inferior is running. Although it's |
164 | possible to disable most input from widgets and thus prevent | |
165 | attempts to do anything while the inferior is running, any commands | |
166 | that get through - even a simple memory read - are Very Bad, and | |
167 | may cause GDB to crash or behave strangely. So, this variable | |
168 | provides an extra layer of defense. */ | |
09722039 | 169 | |
fda6fadc SS |
170 | static int running_now; |
171 | ||
172 | /* This variable determines where memory used for disassembly is read from. | |
173 | If > 0, then disassembly comes from the exec file rather than the | |
174 | target (which might be at the other end of a slow serial link). If | |
175 | == 0 then disassembly comes from target. If < 0 disassembly is | |
176 | automatically switched to the target if it's an inferior process, | |
177 | otherwise the exec file is used. */ | |
09722039 SG |
178 | |
179 | static int disassemble_from_exec = -1; | |
180 | ||
9b119644 ILT |
181 | #ifndef _WIN32 |
182 | ||
183 | /* Supply malloc calls for tcl/tk. We do not want to do this on | |
184 | Windows, because Tcl_Alloc is probably in a DLL which will not call | |
185 | the mmalloc routines. */ | |
8c19daa1 SG |
186 | |
187 | char * | |
a5a6e3bd | 188 | Tcl_Alloc (size) |
8c19daa1 SG |
189 | unsigned int size; |
190 | { | |
191 | return xmalloc (size); | |
192 | } | |
193 | ||
194 | char * | |
195 | Tcl_Realloc (ptr, size) | |
196 | char *ptr; | |
197 | unsigned int size; | |
198 | { | |
199 | return xrealloc (ptr, size); | |
200 | } | |
201 | ||
202 | void | |
203 | Tcl_Free(ptr) | |
204 | char *ptr; | |
205 | { | |
206 | free (ptr); | |
207 | } | |
208 | ||
018d76dd | 209 | #endif /* ! _WIN32 */ |
9b119644 | 210 | |
754e5da2 SG |
211 | static void |
212 | null_routine(arg) | |
213 | int arg; | |
214 | { | |
215 | } | |
216 | ||
018d76dd KS |
217 | #ifdef _WIN32 |
218 | ||
219 | /* On Windows, if we hold a file open, other programs can't write to | |
220 | it. In particular, we don't want to hold the executable open, | |
221 | because it will mean that people have to get out of the debugging | |
222 | session in order to remake their program. So we close it, although | |
223 | this will cost us if and when we need to reopen it. */ | |
224 | ||
225 | static void | |
226 | close_bfds () | |
227 | { | |
228 | struct objfile *o; | |
229 | ||
230 | ALL_OBJFILES (o) | |
231 | { | |
232 | if (o->obfd != NULL) | |
233 | bfd_cache_close (o->obfd); | |
234 | } | |
235 | ||
236 | if (exec_bfd != NULL) | |
237 | bfd_cache_close (exec_bfd); | |
238 | } | |
239 | ||
240 | #endif /* _WIN32 */ | |
241 | ||
546b8ca7 SG |
242 | /* The following routines deal with stdout/stderr data, which is created by |
243 | {f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the | |
244 | lowest level of these routines and capture all output from the rest of GDB. | |
245 | Normally they present their data to tcl via callbacks to the following tcl | |
246 | routines: gdbtk_tcl_fputs, gdbtk_tcl_fputs_error, and gdbtk_flush. These | |
247 | in turn call tk routines to update the display. | |
86db943c | 248 | |
546b8ca7 SG |
249 | Under some circumstances, you may want to collect the output so that it can |
250 | be returned as the value of a tcl procedure. This can be done by | |
251 | surrounding the output routines with calls to start_saving_output and | |
252 | finish_saving_output. The saved data can then be retrieved with | |
253 | get_saved_output (but this must be done before the call to | |
254 | finish_saving_output). */ | |
86db943c | 255 | |
018d76dd | 256 | /* Dynamic string for output. */ |
86db943c | 257 | |
6131622e | 258 | static Tcl_DString *result_ptr; |
018d76dd KS |
259 | |
260 | /* Dynamic string for stderr. This is only used if result_ptr is | |
261 | NULL. */ | |
262 | ||
263 | static Tcl_DString *error_string_ptr; | |
754e5da2 | 264 | \f |
754e5da2 SG |
265 | static void |
266 | gdbtk_flush (stream) | |
267 | FILE *stream; | |
268 | { | |
6131622e | 269 | #if 0 |
86db943c SG |
270 | /* Force immediate screen update */ |
271 | ||
754e5da2 | 272 | Tcl_VarEval (interp, "gdbtk_tcl_flush", NULL); |
6131622e | 273 | #endif |
754e5da2 SG |
274 | } |
275 | ||
8532893d | 276 | static void |
86db943c | 277 | gdbtk_fputs (ptr, stream) |
8532893d | 278 | const char *ptr; |
86db943c | 279 | FILE *stream; |
8532893d | 280 | { |
6131622e | 281 | if (result_ptr) |
018d76dd KS |
282 | Tcl_DStringAppend (result_ptr, (char *) ptr, -1); |
283 | else if (error_string_ptr != NULL && stream == gdb_stderr) | |
284 | Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1); | |
6131622e | 285 | else |
86db943c | 286 | { |
6131622e | 287 | Tcl_DString str; |
86db943c | 288 | |
6131622e | 289 | Tcl_DStringInit (&str); |
8532893d | 290 | |
6131622e | 291 | Tcl_DStringAppend (&str, "gdbtk_tcl_fputs", -1); |
45f90c50 | 292 | Tcl_DStringAppendElement (&str, (char *)ptr); |
8532893d | 293 | |
2476848a | 294 | Tcl_Eval (interp, Tcl_DStringValue (&str)); |
6131622e SG |
295 | Tcl_DStringFree (&str); |
296 | } | |
8532893d SG |
297 | } |
298 | ||
754e5da2 | 299 | static int |
85c613aa | 300 | gdbtk_query (query, args) |
b607efe7 | 301 | const char *query; |
754e5da2 SG |
302 | va_list args; |
303 | { | |
4e327047 TT |
304 | char buf[200], *merge[2]; |
305 | char *command; | |
754e5da2 SG |
306 | long val; |
307 | ||
6131622e | 308 | vsprintf (buf, query, args); |
4e327047 TT |
309 | merge[0] = "gdbtk_tcl_query"; |
310 | merge[1] = buf; | |
311 | command = Tcl_Merge (2, merge); | |
312 | Tcl_Eval (interp, command); | |
018d76dd | 313 | Tcl_Free (command); |
754e5da2 SG |
314 | |
315 | val = atol (interp->result); | |
316 | return val; | |
317 | } | |
41756e56 FF |
318 | |
319 | /* VARARGS */ | |
320 | static void | |
321 | #ifdef ANSI_PROTOTYPES | |
322 | gdbtk_readline_begin (char *format, ...) | |
323 | #else | |
324 | gdbtk_readline_begin (va_alist) | |
325 | va_dcl | |
326 | #endif | |
327 | { | |
328 | va_list args; | |
329 | char buf[200], *merge[2]; | |
330 | char *command; | |
331 | ||
332 | #ifdef ANSI_PROTOTYPES | |
333 | va_start (args, format); | |
334 | #else | |
335 | char *format; | |
336 | va_start (args); | |
337 | format = va_arg (args, char *); | |
338 | #endif | |
339 | ||
340 | vsprintf (buf, format, args); | |
341 | merge[0] = "gdbtk_tcl_readline_begin"; | |
342 | merge[1] = buf; | |
343 | command = Tcl_Merge (2, merge); | |
344 | Tcl_Eval (interp, command); | |
345 | free (command); | |
346 | } | |
347 | ||
348 | static char * | |
349 | gdbtk_readline (prompt) | |
350 | char *prompt; | |
351 | { | |
352 | char *merge[2]; | |
353 | char *command; | |
bd45f82f | 354 | int result; |
41756e56 | 355 | |
018d76dd KS |
356 | #ifdef _WIN32 |
357 | close_bfds (); | |
358 | #endif | |
359 | ||
41756e56 FF |
360 | merge[0] = "gdbtk_tcl_readline"; |
361 | merge[1] = prompt; | |
362 | command = Tcl_Merge (2, merge); | |
bd45f82f TT |
363 | result = Tcl_Eval (interp, command); |
364 | free (command); | |
365 | if (result == TCL_OK) | |
41756e56 FF |
366 | { |
367 | return (strdup (interp -> result)); | |
368 | } | |
369 | else | |
370 | { | |
371 | gdbtk_fputs (interp -> result, gdb_stdout); | |
372 | gdbtk_fputs ("\n", gdb_stdout); | |
373 | return (NULL); | |
374 | } | |
375 | } | |
376 | ||
377 | static void | |
378 | gdbtk_readline_end () | |
379 | { | |
380 | Tcl_Eval (interp, "gdbtk_tcl_readline_end"); | |
381 | } | |
382 | ||
754e5da2 | 383 | \f |
6131622e | 384 | static void |
73d3dbd4 | 385 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
386 | dsprintf_append_element (Tcl_DString *dsp, char *format, ...) |
387 | #else | |
6131622e SG |
388 | dsprintf_append_element (va_alist) |
389 | va_dcl | |
85c613aa | 390 | #endif |
6131622e SG |
391 | { |
392 | va_list args; | |
85c613aa C |
393 | char buf[1024]; |
394 | ||
73d3dbd4 | 395 | #ifdef ANSI_PROTOTYPES |
85c613aa C |
396 | va_start (args, format); |
397 | #else | |
6131622e SG |
398 | Tcl_DString *dsp; |
399 | char *format; | |
6131622e SG |
400 | |
401 | va_start (args); | |
6131622e SG |
402 | dsp = va_arg (args, Tcl_DString *); |
403 | format = va_arg (args, char *); | |
85c613aa | 404 | #endif |
6131622e SG |
405 | |
406 | vsprintf (buf, format, args); | |
407 | ||
408 | Tcl_DStringAppendElement (dsp, buf); | |
409 | } | |
410 | ||
8a19b35a MH |
411 | static int |
412 | gdb_path_conv (clientData, interp, argc, argv) | |
413 | ClientData clientData; | |
414 | Tcl_Interp *interp; | |
415 | int argc; | |
416 | char *argv[]; | |
417 | { | |
418 | #ifdef WINNT | |
419 | char pathname[256], *ptr; | |
420 | if (argc != 2) | |
421 | error ("wrong # args"); | |
422 | cygwin32_conv_to_full_win32_path (argv[1], pathname); | |
423 | for (ptr = pathname; *ptr; ptr++) | |
424 | { | |
425 | if (*ptr == '\\') | |
426 | *ptr = '/'; | |
427 | } | |
428 | #else | |
429 | char *pathname = argv[1]; | |
430 | #endif | |
431 | Tcl_DStringAppend (result_ptr, pathname, strlen(pathname)); | |
432 | return TCL_OK; | |
433 | } | |
434 | ||
6131622e SG |
435 | static int |
436 | gdb_get_breakpoint_list (clientData, interp, argc, argv) | |
437 | ClientData clientData; | |
438 | Tcl_Interp *interp; | |
439 | int argc; | |
440 | char *argv[]; | |
441 | { | |
442 | struct breakpoint *b; | |
443 | extern struct breakpoint *breakpoint_chain; | |
444 | ||
445 | if (argc != 1) | |
446 | error ("wrong # args"); | |
447 | ||
448 | for (b = breakpoint_chain; b; b = b->next) | |
449 | if (b->type == bp_breakpoint) | |
450 | dsprintf_append_element (result_ptr, "%d", b->number); | |
451 | ||
452 | return TCL_OK; | |
453 | } | |
454 | ||
455 | static int | |
456 | gdb_get_breakpoint_info (clientData, interp, argc, argv) | |
457 | ClientData clientData; | |
458 | Tcl_Interp *interp; | |
459 | int argc; | |
460 | char *argv[]; | |
461 | { | |
462 | struct symtab_and_line sal; | |
463 | static char *bptypes[] = {"breakpoint", "hardware breakpoint", "until", | |
464 | "finish", "watchpoint", "hardware watchpoint", | |
465 | "read watchpoint", "access watchpoint", | |
466 | "longjmp", "longjmp resume", "step resume", | |
467 | "through sigtramp", "watchpoint scope", | |
468 | "call dummy" }; | |
27f1958c | 469 | static char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"}; |
6131622e SG |
470 | struct command_line *cmd; |
471 | int bpnum; | |
472 | struct breakpoint *b; | |
473 | extern struct breakpoint *breakpoint_chain; | |
6c3908db KS |
474 | char *funcname, *filename; |
475 | ||
6131622e SG |
476 | if (argc != 2) |
477 | error ("wrong # args"); | |
478 | ||
479 | bpnum = atoi (argv[1]); | |
480 | ||
481 | for (b = breakpoint_chain; b; b = b->next) | |
482 | if (b->number == bpnum) | |
483 | break; | |
484 | ||
9468f8aa | 485 | if (!b || b->type != bp_breakpoint) |
6131622e SG |
486 | error ("Breakpoint #%d does not exist", bpnum); |
487 | ||
6131622e SG |
488 | sal = find_pc_line (b->address, 0); |
489 | ||
6c3908db KS |
490 | filename = symtab_to_filename (sal.symtab); |
491 | if (filename == NULL) | |
11f91b2b | 492 | filename = ""; |
84f71d63 | 493 | Tcl_DStringAppendElement (result_ptr, filename); |
018d76dd KS |
494 | find_pc_partial_function (b->address, &funcname, NULL, NULL); |
495 | Tcl_DStringAppendElement (result_ptr, funcname); | |
6131622e SG |
496 | dsprintf_append_element (result_ptr, "%d", sal.line); |
497 | dsprintf_append_element (result_ptr, "0x%lx", b->address); | |
498 | Tcl_DStringAppendElement (result_ptr, bptypes[b->type]); | |
499 | Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0"); | |
500 | Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]); | |
6131622e SG |
501 | dsprintf_append_element (result_ptr, "%d", b->ignore_count); |
502 | ||
503 | Tcl_DStringStartSublist (result_ptr); | |
504 | for (cmd = b->commands; cmd; cmd = cmd->next) | |
505 | Tcl_DStringAppendElement (result_ptr, cmd->line); | |
506 | Tcl_DStringEndSublist (result_ptr); | |
507 | ||
508 | Tcl_DStringAppendElement (result_ptr, b->cond_string); | |
509 | ||
510 | dsprintf_append_element (result_ptr, "%d", b->thread); | |
511 | dsprintf_append_element (result_ptr, "%d", b->hit_count); | |
512 | ||
513 | return TCL_OK; | |
514 | } | |
515 | ||
754e5da2 SG |
516 | static void |
517 | breakpoint_notify(b, action) | |
518 | struct breakpoint *b; | |
519 | const char *action; | |
520 | { | |
32707df8 | 521 | char buf[256]; |
754e5da2 | 522 | int v; |
2476848a | 523 | struct symtab_and_line sal; |
6c3908db | 524 | char *filename; |
754e5da2 SG |
525 | |
526 | if (b->type != bp_breakpoint) | |
527 | return; | |
528 | ||
4e327047 TT |
529 | /* We ensure that ACTION contains no special Tcl characters, so we |
530 | can do this. */ | |
2476848a | 531 | sal = find_pc_line (b->address, 0); |
6c3908db KS |
532 | filename = symtab_to_filename (sal.symtab); |
533 | if (filename == NULL) | |
534 | filename = "N/A"; | |
2476848a | 535 | sprintf (buf, "gdbtk_tcl_breakpoint %s %d 0x%lx %d {%s}", action, b->number, |
6c3908db | 536 | (long)b->address, sal.line, filename); |
754e5da2 | 537 | |
6131622e | 538 | v = Tcl_Eval (interp, buf); |
754e5da2 SG |
539 | |
540 | if (v != TCL_OK) | |
541 | { | |
546b8ca7 SG |
542 | gdbtk_fputs (interp->result, gdb_stdout); |
543 | gdbtk_fputs ("\n", gdb_stdout); | |
754e5da2 | 544 | } |
754e5da2 SG |
545 | } |
546 | ||
547 | static void | |
548 | gdbtk_create_breakpoint(b) | |
549 | struct breakpoint *b; | |
550 | { | |
6131622e | 551 | breakpoint_notify (b, "create"); |
754e5da2 SG |
552 | } |
553 | ||
554 | static void | |
555 | gdbtk_delete_breakpoint(b) | |
556 | struct breakpoint *b; | |
557 | { | |
6131622e | 558 | breakpoint_notify (b, "delete"); |
754e5da2 SG |
559 | } |
560 | ||
561 | static void | |
6131622e | 562 | gdbtk_modify_breakpoint(b) |
754e5da2 SG |
563 | struct breakpoint *b; |
564 | { | |
6131622e | 565 | breakpoint_notify (b, "modify"); |
754e5da2 SG |
566 | } |
567 | \f | |
568 | /* This implements the TCL command `gdb_loc', which returns a list consisting | |
569 | of the source and line number associated with the current pc. */ | |
570 | ||
571 | static int | |
572 | gdb_loc (clientData, interp, argc, argv) | |
573 | ClientData clientData; | |
574 | Tcl_Interp *interp; | |
575 | int argc; | |
576 | char *argv[]; | |
577 | { | |
578 | char *filename; | |
754e5da2 SG |
579 | struct symtab_and_line sal; |
580 | char *funcname; | |
8532893d | 581 | CORE_ADDR pc; |
754e5da2 | 582 | |
018d76dd KS |
583 | if (!have_full_symbols () && !have_partial_symbols ()) |
584 | { | |
585 | Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC); | |
586 | return TCL_ERROR; | |
587 | } | |
588 | ||
754e5da2 SG |
589 | if (argc == 1) |
590 | { | |
1dfc8dfb | 591 | pc = selected_frame ? selected_frame->pc : stop_pc; |
754e5da2 SG |
592 | sal = find_pc_line (pc, 0); |
593 | } | |
594 | else if (argc == 2) | |
595 | { | |
754e5da2 | 596 | struct symtabs_and_lines sals; |
8532893d | 597 | int nelts; |
754e5da2 SG |
598 | |
599 | sals = decode_line_spec (argv[1], 1); | |
600 | ||
8532893d SG |
601 | nelts = sals.nelts; |
602 | sal = sals.sals[0]; | |
603 | free (sals.sals); | |
604 | ||
754e5da2 | 605 | if (sals.nelts != 1) |
6131622e | 606 | error ("Ambiguous line spec"); |
754e5da2 | 607 | |
8532893d | 608 | pc = sal.pc; |
754e5da2 SG |
609 | } |
610 | else | |
6131622e | 611 | error ("wrong # args"); |
754e5da2 | 612 | |
754e5da2 | 613 | if (sal.symtab) |
6131622e | 614 | Tcl_DStringAppendElement (result_ptr, sal.symtab->filename); |
754e5da2 | 615 | else |
6131622e | 616 | Tcl_DStringAppendElement (result_ptr, ""); |
8532893d SG |
617 | |
618 | find_pc_partial_function (pc, &funcname, NULL, NULL); | |
6131622e | 619 | Tcl_DStringAppendElement (result_ptr, funcname); |
8532893d | 620 | |
11f91b2b | 621 | /* Would it be better to use "find_file_in_dir"? */ |
637b1661 | 622 | filename = symtab_to_filename (sal.symtab); |
11f91b2b | 623 | |
6c3908db KS |
624 | if (filename == NULL) |
625 | filename = "N/A"; | |
6131622e | 626 | Tcl_DStringAppendElement (result_ptr, filename); |
8532893d | 627 | |
9468f8aa | 628 | dsprintf_append_element (result_ptr, "%d", sal.line); /* line number */ |
754e5da2 | 629 | |
2476848a MH |
630 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */ |
631 | ||
632 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */ | |
8532893d | 633 | |
754e5da2 SG |
634 | return TCL_OK; |
635 | } | |
636 | \f | |
09722039 SG |
637 | /* This implements the TCL command `gdb_eval'. */ |
638 | ||
639 | static int | |
640 | gdb_eval (clientData, interp, argc, argv) | |
641 | ClientData clientData; | |
642 | Tcl_Interp *interp; | |
643 | int argc; | |
644 | char *argv[]; | |
645 | { | |
646 | struct expression *expr; | |
647 | struct cleanup *old_chain; | |
648 | value_ptr val; | |
649 | ||
650 | if (argc != 2) | |
6131622e | 651 | error ("wrong # args"); |
09722039 SG |
652 | |
653 | expr = parse_expression (argv[1]); | |
654 | ||
655 | old_chain = make_cleanup (free_current_contents, &expr); | |
656 | ||
657 | val = evaluate_expression (expr); | |
658 | ||
09722039 SG |
659 | val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val), |
660 | gdb_stdout, 0, 0, 0, 0); | |
09722039 SG |
661 | |
662 | do_cleanups (old_chain); | |
663 | ||
664 | return TCL_OK; | |
665 | } | |
018d76dd KS |
666 | |
667 | /* gdb_get_mem addr form size num aschar*/ | |
668 | /* dump a block of memory */ | |
669 | /* addr: address of data to dump */ | |
670 | /* form: a char indicating format */ | |
671 | /* size: size of each element; 1,2,4, or 8 bytes*/ | |
672 | /* num: the number of 'size' elements to return */ | |
673 | /* acshar: an optional ascii character to use in ASCII dump */ | |
674 | /* returns a list of 'num' elements followed by an optional */ | |
675 | /* ASCII dump */ | |
676 | static int | |
677 | gdb_get_mem (clientData, interp, argc, argv) | |
678 | ClientData clientData; | |
679 | Tcl_Interp *interp; | |
680 | int argc; | |
681 | char *argv[]; | |
682 | { | |
683 | int size, asize, num, i, j; | |
684 | CORE_ADDR addr, saved_addr, ptr; | |
685 | int format; | |
686 | struct type *val_type; | |
687 | value_ptr vptr; | |
688 | char c, buff[128], aschar; | |
689 | ||
690 | if (argc != 6) | |
691 | error ("wrong # args"); | |
692 | ||
693 | addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0); | |
694 | saved_addr = addr; | |
695 | format = *argv[2]; | |
696 | size = (int)strtoul(argv[3],(char **)NULL,0); | |
697 | num = (int)strtoul(argv[4],(char **)NULL,0); | |
698 | aschar = *argv[5]; | |
699 | ||
700 | switch (size) { | |
701 | case 1: | |
702 | val_type = builtin_type_char; | |
703 | asize = 'b'; | |
704 | break; | |
705 | case 2: | |
706 | val_type = builtin_type_short; | |
707 | asize = 'h'; | |
708 | break; | |
709 | case 4: | |
710 | val_type = builtin_type_int; | |
711 | asize = 'w'; | |
712 | break; | |
713 | case 8: | |
714 | val_type = builtin_type_long_long; | |
715 | asize = 'g'; | |
716 | break; | |
717 | default: | |
718 | val_type = builtin_type_char; | |
719 | asize = 'b'; | |
720 | } | |
721 | ||
722 | for (i=0; i < num; i++) | |
723 | { | |
724 | vptr = value_at (val_type, addr, (asection *)NULL); | |
725 | print_scalar_formatted (VALUE_CONTENTS(vptr), val_type, format, asize, gdb_stdout); | |
726 | fputs_unfiltered (" ", gdb_stdout); | |
727 | addr += size; | |
728 | } | |
729 | ||
730 | if (aschar) | |
731 | { | |
732 | val_type = builtin_type_char; | |
733 | ptr = saved_addr; | |
734 | buff[0] = '"'; | |
735 | i = 1; | |
736 | for (j=0; j < num*size; j++) | |
737 | { | |
738 | c = *(char *)VALUE_CONTENTS(value_at (val_type, ptr, (asection *)NULL)); | |
739 | if (c < 32 || c > 126) | |
740 | c = aschar; | |
741 | if (c == '"') | |
742 | buff[i++] = '\\'; | |
743 | buff[i++] = c; | |
744 | ptr++; | |
745 | } | |
746 | buff[i++] = '"'; | |
747 | buff[i] = 0; | |
748 | fputs_unfiltered (buff, gdb_stdout); | |
749 | } | |
750 | ||
751 | return TCL_OK; | |
752 | } | |
753 | ||
754 | ||
5b21fb68 SG |
755 | /* This implements the TCL command `gdb_sourcelines', which returns a list of |
756 | all of the lines containing executable code for the specified source file | |
757 | (ie: lines where you can put breakpoints). */ | |
758 | ||
759 | static int | |
760 | gdb_sourcelines (clientData, interp, argc, argv) | |
761 | ClientData clientData; | |
762 | Tcl_Interp *interp; | |
763 | int argc; | |
764 | char *argv[]; | |
765 | { | |
766 | struct symtab *symtab; | |
767 | struct linetable_entry *le; | |
768 | int nlines; | |
5b21fb68 SG |
769 | |
770 | if (argc != 2) | |
6131622e | 771 | error ("wrong # args"); |
5b21fb68 SG |
772 | |
773 | symtab = lookup_symtab (argv[1]); | |
774 | ||
775 | if (!symtab) | |
6131622e | 776 | error ("No such file"); |
5b21fb68 SG |
777 | |
778 | /* If there's no linetable, or no entries, then we are done. */ | |
779 | ||
780 | if (!symtab->linetable | |
781 | || symtab->linetable->nitems == 0) | |
782 | { | |
6131622e | 783 | Tcl_DStringAppendElement (result_ptr, ""); |
5b21fb68 SG |
784 | return TCL_OK; |
785 | } | |
786 | ||
787 | le = symtab->linetable->item; | |
788 | nlines = symtab->linetable->nitems; | |
789 | ||
790 | for (;nlines > 0; nlines--, le++) | |
791 | { | |
792 | /* If the pc of this line is the same as the pc of the next line, then | |
793 | just skip it. */ | |
794 | if (nlines > 1 | |
795 | && le->pc == (le + 1)->pc) | |
796 | continue; | |
797 | ||
9468f8aa | 798 | dsprintf_append_element (result_ptr, "%d", le->line); |
5b21fb68 SG |
799 | } |
800 | ||
801 | return TCL_OK; | |
802 | } | |
803 | \f | |
746d1df4 SG |
804 | static int |
805 | map_arg_registers (argc, argv, func, argp) | |
806 | int argc; | |
807 | char *argv[]; | |
6131622e | 808 | void (*func) PARAMS ((int regnum, void *argp)); |
746d1df4 SG |
809 | void *argp; |
810 | { | |
811 | int regnum; | |
812 | ||
813 | /* Note that the test for a valid register must include checking the | |
814 | reg_names array because NUM_REGS may be allocated for the union of the | |
815 | register sets within a family of related processors. In this case, the | |
816 | trailing entries of reg_names will change depending upon the particular | |
817 | processor being debugged. */ | |
818 | ||
819 | if (argc == 0) /* No args, just do all the regs */ | |
820 | { | |
821 | for (regnum = 0; | |
822 | regnum < NUM_REGS | |
823 | && reg_names[regnum] != NULL | |
824 | && *reg_names[regnum] != '\000'; | |
825 | regnum++) | |
826 | func (regnum, argp); | |
827 | ||
828 | return TCL_OK; | |
829 | } | |
830 | ||
831 | /* Else, list of register #s, just do listed regs */ | |
832 | for (; argc > 0; argc--, argv++) | |
833 | { | |
834 | regnum = atoi (*argv); | |
835 | ||
836 | if (regnum >= 0 | |
837 | && regnum < NUM_REGS | |
838 | && reg_names[regnum] != NULL | |
839 | && *reg_names[regnum] != '\000') | |
840 | func (regnum, argp); | |
841 | else | |
6131622e | 842 | error ("bad register number"); |
746d1df4 SG |
843 | } |
844 | ||
845 | return TCL_OK; | |
846 | } | |
847 | ||
6131622e | 848 | static void |
746d1df4 SG |
849 | get_register_name (regnum, argp) |
850 | int regnum; | |
851 | void *argp; /* Ignored */ | |
852 | { | |
6131622e | 853 | Tcl_DStringAppendElement (result_ptr, reg_names[regnum]); |
746d1df4 SG |
854 | } |
855 | ||
5b21fb68 SG |
856 | /* This implements the TCL command `gdb_regnames', which returns a list of |
857 | all of the register names. */ | |
858 | ||
859 | static int | |
860 | gdb_regnames (clientData, interp, argc, argv) | |
861 | ClientData clientData; | |
862 | Tcl_Interp *interp; | |
863 | int argc; | |
864 | char *argv[]; | |
865 | { | |
746d1df4 SG |
866 | argc--; |
867 | argv++; | |
868 | ||
b607efe7 | 869 | return map_arg_registers (argc, argv, get_register_name, NULL); |
746d1df4 SG |
870 | } |
871 | ||
746d1df4 SG |
872 | #ifndef REGISTER_CONVERTIBLE |
873 | #define REGISTER_CONVERTIBLE(x) (0 != 0) | |
874 | #endif | |
875 | ||
876 | #ifndef REGISTER_CONVERT_TO_VIRTUAL | |
877 | #define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a) | |
878 | #endif | |
879 | ||
880 | #ifndef INVALID_FLOAT | |
881 | #define INVALID_FLOAT(x, y) (0 != 0) | |
882 | #endif | |
883 | ||
6131622e | 884 | static void |
746d1df4 | 885 | get_register (regnum, fp) |
6131622e | 886 | int regnum; |
746d1df4 SG |
887 | void *fp; |
888 | { | |
889 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
890 | char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE]; | |
891 | int format = (int)fp; | |
892 | ||
893 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
894 | { | |
6131622e | 895 | Tcl_DStringAppendElement (result_ptr, "Optimized out"); |
746d1df4 SG |
896 | return; |
897 | } | |
898 | ||
746d1df4 SG |
899 | /* Convert raw data to virtual format if necessary. */ |
900 | ||
901 | if (REGISTER_CONVERTIBLE (regnum)) | |
902 | { | |
903 | REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum), | |
904 | raw_buffer, virtual_buffer); | |
905 | } | |
906 | else | |
907 | memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum)); | |
908 | ||
3d9f68c0 FF |
909 | if (format == 'r') |
910 | { | |
911 | int j; | |
912 | printf_filtered ("0x"); | |
913 | for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++) | |
914 | { | |
915 | register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j | |
916 | : REGISTER_RAW_SIZE (regnum) - 1 - j; | |
917 | printf_filtered ("%02x", (unsigned char)raw_buffer[idx]); | |
918 | } | |
919 | } | |
920 | else | |
921 | val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0, | |
922 | gdb_stdout, format, 1, 0, Val_pretty_default); | |
746d1df4 | 923 | |
6131622e | 924 | Tcl_DStringAppend (result_ptr, " ", -1); |
746d1df4 SG |
925 | } |
926 | ||
927 | static int | |
928 | gdb_fetch_registers (clientData, interp, argc, argv) | |
929 | ClientData clientData; | |
930 | Tcl_Interp *interp; | |
931 | int argc; | |
932 | char *argv[]; | |
933 | { | |
934 | int format; | |
935 | ||
936 | if (argc < 2) | |
6131622e | 937 | error ("wrong # args"); |
5b21fb68 | 938 | |
746d1df4 SG |
939 | argc--; |
940 | argv++; | |
5b21fb68 | 941 | |
746d1df4 SG |
942 | argc--; |
943 | format = **argv++; | |
944 | ||
b607efe7 | 945 | return map_arg_registers (argc, argv, get_register, (void *) format); |
746d1df4 SG |
946 | } |
947 | ||
948 | /* This contains the previous values of the registers, since the last call to | |
949 | gdb_changed_register_list. */ | |
950 | ||
951 | static char old_regs[REGISTER_BYTES]; | |
952 | ||
6131622e | 953 | static void |
746d1df4 | 954 | register_changed_p (regnum, argp) |
6131622e | 955 | int regnum; |
746d1df4 SG |
956 | void *argp; /* Ignored */ |
957 | { | |
958 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
746d1df4 SG |
959 | |
960 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
961 | return; | |
962 | ||
963 | if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
964 | REGISTER_RAW_SIZE (regnum)) == 0) | |
965 | return; | |
966 | ||
fda6fadc | 967 | /* Found a changed register. Save new value and return its number. */ |
746d1df4 SG |
968 | |
969 | memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
970 | REGISTER_RAW_SIZE (regnum)); | |
971 | ||
9468f8aa | 972 | dsprintf_append_element (result_ptr, "%d", regnum); |
746d1df4 SG |
973 | } |
974 | ||
975 | static int | |
976 | gdb_changed_register_list (clientData, interp, argc, argv) | |
977 | ClientData clientData; | |
978 | Tcl_Interp *interp; | |
979 | int argc; | |
980 | char *argv[]; | |
981 | { | |
746d1df4 SG |
982 | argc--; |
983 | argv++; | |
984 | ||
985 | return map_arg_registers (argc, argv, register_changed_p, NULL); | |
5b21fb68 SG |
986 | } |
987 | \f | |
0422b59e KS |
988 | /* This implements the tcl command "gdb_immediate", which does exactly |
989 | the same thing as gdb_cmd, except NONE of its outut is buffered. */ | |
990 | static int | |
991 | gdb_immediate_command (clientData, interp, argc, argv) | |
992 | ClientData clientData; | |
993 | Tcl_Interp *interp; | |
994 | int argc; | |
995 | char *argv[]; | |
996 | { | |
997 | Tcl_DString *save_ptr = NULL; | |
998 | ||
999 | if (argc != 2) | |
1000 | error ("wrong # args"); | |
1001 | ||
1002 | if (running_now) | |
1003 | return TCL_OK; | |
1004 | ||
1005 | Tcl_DStringAppend (result_ptr, "", -1); | |
1006 | save_ptr = result_ptr; | |
1007 | result_ptr = NULL; | |
1008 | ||
1009 | execute_command (argv[1], 1); | |
1010 | ||
1011 | bpstat_do_actions (&stop_bpstat); | |
1012 | ||
1013 | result_ptr = save_ptr; | |
1014 | ||
1015 | return TCL_OK; | |
1016 | } | |
1017 | ||
fda6fadc | 1018 | /* This implements the TCL command `gdb_cmd', which sends its argument into |
754e5da2 SG |
1019 | the GDB command scanner. */ |
1020 | ||
1021 | static int | |
1022 | gdb_cmd (clientData, interp, argc, argv) | |
1023 | ClientData clientData; | |
1024 | Tcl_Interp *interp; | |
1025 | int argc; | |
1026 | char *argv[]; | |
1027 | { | |
018d76dd KS |
1028 | Tcl_DString *save_ptr = NULL; |
1029 | ||
754e5da2 | 1030 | if (argc != 2) |
6131622e | 1031 | error ("wrong # args"); |
754e5da2 | 1032 | |
fda6fadc SS |
1033 | if (running_now) |
1034 | return TCL_OK; | |
1035 | ||
018d76dd KS |
1036 | /* for the load instruction (and possibly others later) we |
1037 | set result_ptr to NULL so gdbtk_fputs() will not buffer | |
1038 | all the data until the command is finished. */ | |
1039 | ||
4f17e6eb KS |
1040 | if (strncmp ("load ", argv[1], 5) == 0 |
1041 | || strncmp ("while ", argv[1], 6) == 0) | |
1042 | { | |
1043 | Tcl_DStringAppend (result_ptr, "", -1); | |
1044 | save_ptr = result_ptr; | |
1045 | result_ptr = NULL; | |
1046 | } | |
018d76dd | 1047 | |
86db943c | 1048 | execute_command (argv[1], 1); |
479f0f18 | 1049 | |
754e5da2 | 1050 | bpstat_do_actions (&stop_bpstat); |
018d76dd KS |
1051 | |
1052 | if (save_ptr) | |
1053 | result_ptr = save_ptr; | |
754e5da2 | 1054 | |
754e5da2 SG |
1055 | return TCL_OK; |
1056 | } | |
1057 | ||
c14cabba AC |
1058 | /* Client of call_wrapper - this routine performs the actual call to |
1059 | the client function. */ | |
1060 | ||
1061 | struct wrapped_call_args | |
1062 | { | |
1063 | Tcl_Interp *interp; | |
1064 | Tcl_CmdProc *func; | |
1065 | int argc; | |
1066 | char **argv; | |
1067 | int val; | |
1068 | }; | |
1069 | ||
1070 | static int | |
1071 | wrapped_call (args) | |
1072 | struct wrapped_call_args *args; | |
1073 | { | |
1074 | args->val = (*args->func) (args->func, args->interp, args->argc, args->argv); | |
1075 | return 1; | |
1076 | } | |
1077 | ||
86db943c SG |
1078 | /* This routine acts as a top-level for all GDB code called by tcl/Tk. It |
1079 | handles cleanups, and calls to return_to_top_level (usually via error). | |
1080 | This is necessary in order to prevent a longjmp out of the bowels of Tk, | |
1081 | possibly leaving things in a bad state. Since this routine can be called | |
1082 | recursively, it needs to save and restore the contents of the jmp_buf as | |
1083 | necessary. */ | |
1084 | ||
1085 | static int | |
1086 | call_wrapper (clientData, interp, argc, argv) | |
1087 | ClientData clientData; | |
1088 | Tcl_Interp *interp; | |
1089 | int argc; | |
1090 | char *argv[]; | |
1091 | { | |
c14cabba | 1092 | struct wrapped_call_args wrapped_args; |
6131622e | 1093 | Tcl_DString result, *old_result_ptr; |
018d76dd | 1094 | Tcl_DString error_string, *old_error_string_ptr; |
6131622e SG |
1095 | |
1096 | Tcl_DStringInit (&result); | |
1097 | old_result_ptr = result_ptr; | |
1098 | result_ptr = &result; | |
86db943c | 1099 | |
018d76dd KS |
1100 | Tcl_DStringInit (&error_string); |
1101 | old_error_string_ptr = error_string_ptr; | |
1102 | error_string_ptr = &error_string; | |
1103 | ||
c14cabba AC |
1104 | wrapped_args.func = (Tcl_CmdProc *)clientData; |
1105 | wrapped_args.interp = interp; | |
1106 | wrapped_args.argc = argc; | |
1107 | wrapped_args.argv = argv; | |
1108 | wrapped_args.val = 0; | |
86db943c | 1109 | |
c14cabba | 1110 | if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL)) |
86db943c | 1111 | { |
c14cabba | 1112 | wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */ |
86db943c | 1113 | |
86db943c SG |
1114 | gdb_flush (gdb_stderr); /* Flush error output */ |
1115 | ||
09722039 SG |
1116 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ |
1117 | ||
fda6fadc SS |
1118 | /* In case of an error, we may need to force the GUI into idle |
1119 | mode because gdbtk_call_command may have bombed out while in | |
1120 | the command routine. */ | |
86db943c | 1121 | |
40dffa42 | 1122 | running_now = 0; |
4e327047 | 1123 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
86db943c SG |
1124 | } |
1125 | ||
018d76dd KS |
1126 | if (Tcl_DStringLength (&error_string) == 0) |
1127 | { | |
1128 | Tcl_DStringResult (interp, &result); | |
1129 | Tcl_DStringFree (&error_string); | |
1130 | } | |
1131 | else if (Tcl_DStringLength (&result) == 0) | |
1132 | { | |
1133 | Tcl_DStringResult (interp, &error_string); | |
1134 | Tcl_DStringFree (&result); | |
1135 | } | |
1136 | else | |
1137 | { | |
1138 | Tcl_ResetResult (interp); | |
1139 | Tcl_AppendResult (interp, Tcl_DStringValue (&result), | |
1140 | Tcl_DStringValue (&error_string), (char *) NULL); | |
1141 | Tcl_DStringFree (&result); | |
1142 | Tcl_DStringFree (&error_string); | |
1143 | } | |
1144 | ||
6131622e | 1145 | result_ptr = old_result_ptr; |
018d76dd KS |
1146 | error_string_ptr = old_error_string_ptr; |
1147 | ||
1148 | #ifdef _WIN32 | |
1149 | close_bfds (); | |
1150 | #endif | |
6131622e | 1151 | |
c14cabba | 1152 | return wrapped_args.val; |
86db943c SG |
1153 | } |
1154 | ||
754e5da2 SG |
1155 | static int |
1156 | gdb_listfiles (clientData, interp, argc, argv) | |
1157 | ClientData clientData; | |
1158 | Tcl_Interp *interp; | |
1159 | int argc; | |
1160 | char *argv[]; | |
1161 | { | |
754e5da2 SG |
1162 | struct objfile *objfile; |
1163 | struct partial_symtab *psymtab; | |
546b8ca7 | 1164 | struct symtab *symtab; |
754e5da2 SG |
1165 | |
1166 | ALL_PSYMTABS (objfile, psymtab) | |
6131622e | 1167 | Tcl_DStringAppendElement (result_ptr, psymtab->filename); |
754e5da2 | 1168 | |
546b8ca7 | 1169 | ALL_SYMTABS (objfile, symtab) |
6131622e | 1170 | Tcl_DStringAppendElement (result_ptr, symtab->filename); |
546b8ca7 | 1171 | |
754e5da2 SG |
1172 | return TCL_OK; |
1173 | } | |
479f0f18 | 1174 | |
99c98415 MH |
1175 | static int |
1176 | gdb_listfuncs (clientData, interp, argc, argv) | |
1177 | ClientData clientData; | |
1178 | Tcl_Interp *interp; | |
1179 | int argc; | |
1180 | char *argv[]; | |
1181 | { | |
1182 | struct symtab *symtab; | |
1183 | struct blockvector *bv; | |
1184 | struct block *b; | |
1185 | struct symbol *sym; | |
1186 | int i,j; | |
1187 | ||
1188 | if (argc != 2) | |
1189 | error ("wrong # args"); | |
1190 | ||
1191 | symtab = lookup_symtab (argv[1]); | |
1192 | ||
1193 | if (!symtab) | |
1194 | error ("No such file"); | |
1195 | ||
1196 | bv = BLOCKVECTOR (symtab); | |
1197 | for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++) | |
1198 | { | |
1199 | b = BLOCKVECTOR_BLOCK (bv, i); | |
1200 | /* Skip the sort if this block is always sorted. */ | |
1201 | if (!BLOCK_SHOULD_SORT (b)) | |
1202 | sort_block_syms (b); | |
1203 | for (j = 0; j < BLOCK_NSYMS (b); j++) | |
1204 | { | |
1205 | sym = BLOCK_SYM (b, j); | |
1206 | if (SYMBOL_CLASS (sym) == LOC_BLOCK) | |
1207 | { | |
1208 | Tcl_DStringAppendElement (result_ptr, SYMBOL_NAME(sym)); | |
1209 | } | |
1210 | } | |
1211 | } | |
1212 | return TCL_OK; | |
1213 | } | |
1214 | ||
479f0f18 SG |
1215 | static int |
1216 | gdb_stop (clientData, interp, argc, argv) | |
1217 | ClientData clientData; | |
1218 | Tcl_Interp *interp; | |
1219 | int argc; | |
1220 | char *argv[]; | |
1221 | { | |
c14cabba AC |
1222 | if (target_stop) |
1223 | target_stop (); | |
1224 | else | |
1225 | quit_flag = 1; /* hope something sees this */ | |
546b8ca7 SG |
1226 | |
1227 | return TCL_OK; | |
479f0f18 | 1228 | } |
018d76dd KS |
1229 | |
1230 | /* Prepare to accept a new executable file. This is called when we | |
1231 | want to clear away everything we know about the old file, without | |
1232 | asking the user. The Tcl code will have already asked the user if | |
1233 | necessary. After this is called, we should be able to run the | |
1234 | `file' command without getting any questions. */ | |
1235 | ||
1236 | static int | |
1237 | gdb_clear_file (clientData, interp, argc, argv) | |
1238 | ClientData clientData; | |
1239 | Tcl_Interp *interp; | |
1240 | int argc; | |
1241 | char *argv[]; | |
1242 | { | |
1243 | if (inferior_pid != 0 && target_has_execution) | |
1244 | { | |
1245 | if (attach_flag) | |
1246 | target_detach (NULL, 0); | |
1247 | else | |
1248 | target_kill (); | |
1249 | } | |
1250 | ||
1251 | if (target_has_execution) | |
1252 | pop_target (); | |
1253 | ||
1254 | symbol_file_command (NULL, 0); | |
1255 | ||
1256 | return TCL_OK; | |
1257 | } | |
1258 | ||
1259 | /* Ask the user to confirm an exit request. */ | |
1260 | ||
1261 | static int | |
1262 | gdb_confirm_quit (clientData, interp, argc, argv) | |
1263 | ClientData clientData; | |
1264 | Tcl_Interp *interp; | |
1265 | int argc; | |
1266 | char *argv[]; | |
1267 | { | |
1268 | int ret; | |
1269 | ||
1270 | ret = quit_confirm (); | |
1271 | Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0"); | |
1272 | return TCL_OK; | |
1273 | } | |
1274 | ||
1275 | /* Quit without asking for confirmation. */ | |
1276 | ||
1277 | static int | |
1278 | gdb_force_quit (clientData, interp, argc, argv) | |
1279 | ClientData clientData; | |
1280 | Tcl_Interp *interp; | |
1281 | int argc; | |
1282 | char *argv[]; | |
1283 | { | |
1284 | quit_force ((char *) NULL, 1); | |
1285 | return TCL_OK; | |
1286 | } | |
09722039 SG |
1287 | \f |
1288 | /* This implements the TCL command `gdb_disassemble'. */ | |
479f0f18 | 1289 | |
09722039 SG |
1290 | static int |
1291 | gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info) | |
1292 | bfd_vma memaddr; | |
1293 | bfd_byte *myaddr; | |
1294 | int len; | |
1295 | disassemble_info *info; | |
1296 | { | |
1297 | extern struct target_ops exec_ops; | |
1298 | int res; | |
1299 | ||
1300 | errno = 0; | |
1301 | res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops); | |
1302 | ||
1303 | if (res == len) | |
1304 | return 0; | |
1305 | else | |
1306 | if (errno == 0) | |
1307 | return EIO; | |
1308 | else | |
1309 | return errno; | |
1310 | } | |
1311 | ||
1312 | /* We need a different sort of line table from the normal one cuz we can't | |
1313 | depend upon implicit line-end pc's for lines. This is because of the | |
1314 | reordering we are about to do. */ | |
1315 | ||
1316 | struct my_line_entry { | |
1317 | int line; | |
1318 | CORE_ADDR start_pc; | |
1319 | CORE_ADDR end_pc; | |
1320 | }; | |
1321 | ||
1322 | static int | |
1323 | compare_lines (mle1p, mle2p) | |
1324 | const PTR mle1p; | |
1325 | const PTR mle2p; | |
1326 | { | |
1327 | struct my_line_entry *mle1, *mle2; | |
1328 | int val; | |
1329 | ||
1330 | mle1 = (struct my_line_entry *) mle1p; | |
1331 | mle2 = (struct my_line_entry *) mle2p; | |
1332 | ||
1333 | val = mle1->line - mle2->line; | |
1334 | ||
1335 | if (val != 0) | |
1336 | return val; | |
1337 | ||
1338 | return mle1->start_pc - mle2->start_pc; | |
1339 | } | |
1340 | ||
1341 | static int | |
1342 | gdb_disassemble (clientData, interp, argc, argv) | |
1343 | ClientData clientData; | |
1344 | Tcl_Interp *interp; | |
1345 | int argc; | |
1346 | char *argv[]; | |
1347 | { | |
1348 | CORE_ADDR pc, low, high; | |
1349 | int mixed_source_and_assembly; | |
fc941258 DE |
1350 | static disassemble_info di; |
1351 | static int di_initialized; | |
1352 | ||
1353 | if (! di_initialized) | |
1354 | { | |
91550191 SG |
1355 | INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout, |
1356 | (fprintf_ftype) fprintf_unfiltered); | |
caeec767 | 1357 | di.flavour = bfd_target_unknown_flavour; |
fc941258 DE |
1358 | di.memory_error_func = dis_asm_memory_error; |
1359 | di.print_address_func = dis_asm_print_address; | |
1360 | di_initialized = 1; | |
1361 | } | |
09722039 | 1362 | |
91550191 SG |
1363 | di.mach = tm_print_insn_info.mach; |
1364 | if (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
e4bb9027 | 1365 | di.endian = BFD_ENDIAN_BIG; |
91550191 | 1366 | else |
e4bb9027 | 1367 | di.endian = BFD_ENDIAN_LITTLE; |
91550191 | 1368 | |
09722039 | 1369 | if (argc != 3 && argc != 4) |
6131622e | 1370 | error ("wrong # args"); |
09722039 SG |
1371 | |
1372 | if (strcmp (argv[1], "source") == 0) | |
1373 | mixed_source_and_assembly = 1; | |
1374 | else if (strcmp (argv[1], "nosource") == 0) | |
1375 | mixed_source_and_assembly = 0; | |
1376 | else | |
6131622e | 1377 | error ("First arg must be 'source' or 'nosource'"); |
09722039 SG |
1378 | |
1379 | low = parse_and_eval_address (argv[2]); | |
1380 | ||
1381 | if (argc == 3) | |
1382 | { | |
1383 | if (find_pc_partial_function (low, NULL, &low, &high) == 0) | |
6131622e | 1384 | error ("No function contains specified address"); |
09722039 SG |
1385 | } |
1386 | else | |
1387 | high = parse_and_eval_address (argv[3]); | |
1388 | ||
1389 | /* If disassemble_from_exec == -1, then we use the following heuristic to | |
1390 | determine whether or not to do disassembly from target memory or from the | |
1391 | exec file: | |
1392 | ||
1393 | If we're debugging a local process, read target memory, instead of the | |
1394 | exec file. This makes disassembly of functions in shared libs work | |
1395 | correctly. | |
1396 | ||
1397 | Else, we're debugging a remote process, and should disassemble from the | |
fda6fadc | 1398 | exec file for speed. However, this is no good if the target modifies its |
09722039 SG |
1399 | code (for relocation, or whatever). |
1400 | */ | |
1401 | ||
1402 | if (disassemble_from_exec == -1) | |
1403 | if (strcmp (target_shortname, "child") == 0 | |
d7c4766c SS |
1404 | || strcmp (target_shortname, "procfs") == 0 |
1405 | || strcmp (target_shortname, "vxprocess") == 0) | |
09722039 SG |
1406 | disassemble_from_exec = 0; /* It's a child process, read inferior mem */ |
1407 | else | |
1408 | disassemble_from_exec = 1; /* It's remote, read the exec file */ | |
1409 | ||
1410 | if (disassemble_from_exec) | |
a76ef70a SG |
1411 | di.read_memory_func = gdbtk_dis_asm_read_memory; |
1412 | else | |
1413 | di.read_memory_func = dis_asm_read_memory; | |
09722039 SG |
1414 | |
1415 | /* If just doing straight assembly, all we need to do is disassemble | |
1416 | everything between low and high. If doing mixed source/assembly, we've | |
1417 | got a totally different path to follow. */ | |
1418 | ||
1419 | if (mixed_source_and_assembly) | |
1420 | { /* Come here for mixed source/assembly */ | |
1421 | /* The idea here is to present a source-O-centric view of a function to | |
1422 | the user. This means that things are presented in source order, with | |
1423 | (possibly) out of order assembly immediately following. */ | |
1424 | struct symtab *symtab; | |
1425 | struct linetable_entry *le; | |
1426 | int nlines; | |
c81a3fa9 | 1427 | int newlines; |
09722039 SG |
1428 | struct my_line_entry *mle; |
1429 | struct symtab_and_line sal; | |
1430 | int i; | |
1431 | int out_of_order; | |
c81a3fa9 | 1432 | int next_line; |
09722039 SG |
1433 | |
1434 | symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */ | |
1435 | ||
1436 | if (!symtab) | |
1437 | goto assembly_only; | |
1438 | ||
1439 | /* First, convert the linetable to a bunch of my_line_entry's. */ | |
1440 | ||
1441 | le = symtab->linetable->item; | |
1442 | nlines = symtab->linetable->nitems; | |
1443 | ||
1444 | if (nlines <= 0) | |
1445 | goto assembly_only; | |
1446 | ||
1447 | mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry)); | |
1448 | ||
1449 | out_of_order = 0; | |
1450 | ||
c81a3fa9 SG |
1451 | /* Copy linetable entries for this function into our data structure, creating |
1452 | end_pc's and setting out_of_order as appropriate. */ | |
1453 | ||
1454 | /* First, skip all the preceding functions. */ | |
1455 | ||
1456 | for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ; | |
1457 | ||
1458 | /* Now, copy all entries before the end of this function. */ | |
1459 | ||
1460 | newlines = 0; | |
1461 | for (; i < nlines - 1 && le[i].pc < high; i++) | |
09722039 | 1462 | { |
c81a3fa9 SG |
1463 | if (le[i].line == le[i + 1].line |
1464 | && le[i].pc == le[i + 1].pc) | |
1465 | continue; /* Ignore duplicates */ | |
1466 | ||
1467 | mle[newlines].line = le[i].line; | |
09722039 SG |
1468 | if (le[i].line > le[i + 1].line) |
1469 | out_of_order = 1; | |
c81a3fa9 SG |
1470 | mle[newlines].start_pc = le[i].pc; |
1471 | mle[newlines].end_pc = le[i + 1].pc; | |
1472 | newlines++; | |
09722039 SG |
1473 | } |
1474 | ||
c81a3fa9 SG |
1475 | /* If we're on the last line, and it's part of the function, then we need to |
1476 | get the end pc in a special way. */ | |
1477 | ||
1478 | if (i == nlines - 1 | |
1479 | && le[i].pc < high) | |
1480 | { | |
1481 | mle[newlines].line = le[i].line; | |
1482 | mle[newlines].start_pc = le[i].pc; | |
1483 | sal = find_pc_line (le[i].pc, 0); | |
1484 | mle[newlines].end_pc = sal.end; | |
1485 | newlines++; | |
1486 | } | |
09722039 SG |
1487 | |
1488 | /* Now, sort mle by line #s (and, then by addresses within lines). */ | |
1489 | ||
1490 | if (out_of_order) | |
c81a3fa9 | 1491 | qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines); |
09722039 SG |
1492 | |
1493 | /* Now, for each line entry, emit the specified lines (unless they have been | |
1494 | emitted before), followed by the assembly code for that line. */ | |
1495 | ||
c81a3fa9 SG |
1496 | next_line = 0; /* Force out first line */ |
1497 | for (i = 0; i < newlines; i++) | |
09722039 | 1498 | { |
c81a3fa9 SG |
1499 | /* Print out everything from next_line to the current line. */ |
1500 | ||
1501 | if (mle[i].line >= next_line) | |
09722039 | 1502 | { |
c81a3fa9 SG |
1503 | if (next_line != 0) |
1504 | print_source_lines (symtab, next_line, mle[i].line + 1, 0); | |
09722039 | 1505 | else |
c81a3fa9 SG |
1506 | print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0); |
1507 | ||
1508 | next_line = mle[i].line + 1; | |
09722039 | 1509 | } |
c81a3fa9 | 1510 | |
09722039 SG |
1511 | for (pc = mle[i].start_pc; pc < mle[i].end_pc; ) |
1512 | { | |
1513 | QUIT; | |
1514 | fputs_unfiltered (" ", gdb_stdout); | |
1515 | print_address (pc, gdb_stdout); | |
1516 | fputs_unfiltered (":\t ", gdb_stdout); | |
d039851f | 1517 | pc += (*tm_print_insn) (pc, &di); |
09722039 SG |
1518 | fputs_unfiltered ("\n", gdb_stdout); |
1519 | } | |
1520 | } | |
1521 | } | |
1522 | else | |
1523 | { | |
1524 | assembly_only: | |
1525 | for (pc = low; pc < high; ) | |
1526 | { | |
1527 | QUIT; | |
1528 | fputs_unfiltered (" ", gdb_stdout); | |
1529 | print_address (pc, gdb_stdout); | |
1530 | fputs_unfiltered (":\t ", gdb_stdout); | |
d039851f | 1531 | pc += (*tm_print_insn) (pc, &di); |
09722039 SG |
1532 | fputs_unfiltered ("\n", gdb_stdout); |
1533 | } | |
1534 | } | |
1535 | ||
09722039 SG |
1536 | gdb_flush (gdb_stdout); |
1537 | ||
1538 | return TCL_OK; | |
1539 | } | |
754e5da2 SG |
1540 | \f |
1541 | static void | |
1542 | tk_command (cmd, from_tty) | |
1543 | char *cmd; | |
1544 | int from_tty; | |
1545 | { | |
546b8ca7 SG |
1546 | int retval; |
1547 | char *result; | |
1548 | struct cleanup *old_chain; | |
1549 | ||
572977a5 FF |
1550 | /* Catch case of no argument, since this will make the tcl interpreter dump core. */ |
1551 | if (cmd == NULL) | |
1552 | error_no_arg ("tcl command to interpret"); | |
1553 | ||
546b8ca7 SG |
1554 | retval = Tcl_Eval (interp, cmd); |
1555 | ||
1556 | result = strdup (interp->result); | |
754e5da2 | 1557 | |
546b8ca7 SG |
1558 | old_chain = make_cleanup (free, result); |
1559 | ||
1560 | if (retval != TCL_OK) | |
1561 | error (result); | |
1562 | ||
1563 | printf_unfiltered ("%s\n", result); | |
1564 | ||
1565 | do_cleanups (old_chain); | |
754e5da2 SG |
1566 | } |
1567 | ||
1568 | static void | |
1569 | cleanup_init (ignored) | |
1570 | int ignored; | |
1571 | { | |
754e5da2 SG |
1572 | if (interp != NULL) |
1573 | Tcl_DeleteInterp (interp); | |
1574 | interp = NULL; | |
1575 | } | |
1576 | ||
637b1661 SG |
1577 | /* Come here during long calculations to check for GUI events. Usually invoked |
1578 | via the QUIT macro. */ | |
1579 | ||
1580 | static void | |
1581 | gdbtk_interactive () | |
1582 | { | |
1583 | /* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */ | |
1584 | } | |
1585 | ||
479f0f18 SG |
1586 | /* Come here when there is activity on the X file descriptor. */ |
1587 | ||
1588 | static void | |
1589 | x_event (signo) | |
1590 | int signo; | |
1591 | { | |
1592 | /* Process pending events */ | |
1593 | ||
f02156cf | 1594 | while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0); |
479f0f18 SG |
1595 | } |
1596 | ||
018d76dd KS |
1597 | #ifdef __CYGWIN32__ |
1598 | ||
1599 | /* For Cygwin32, we use a timer to periodically check for Windows | |
1600 | messages. FIXME: It would be better to not poll, but to instead | |
1601 | rewrite the target_wait routines to serve as input sources. | |
1602 | Unfortunately, that will be a lot of work. */ | |
1603 | ||
1604 | static void | |
1605 | gdbtk_start_timer () | |
1606 | { | |
1607 | sigset_t nullsigmask; | |
1608 | struct sigaction action; | |
1609 | struct itimerval it; | |
1610 | ||
1611 | sigemptyset (&nullsigmask); | |
1612 | ||
1613 | action.sa_handler = x_event; | |
1614 | action.sa_mask = nullsigmask; | |
1615 | action.sa_flags = 0; | |
1616 | sigaction (SIGALRM, &action, NULL); | |
1617 | ||
1618 | it.it_interval.tv_sec = 0; | |
1619 | /* Check for messages twice a second. */ | |
1620 | it.it_interval.tv_usec = 500 * 1000; | |
1621 | it.it_value.tv_sec = 0; | |
1622 | it.it_value.tv_usec = 500 * 1000; | |
1623 | ||
1624 | setitimer (ITIMER_REAL, &it, NULL); | |
1625 | } | |
1626 | ||
1627 | static void | |
1628 | gdbtk_stop_timer () | |
1629 | { | |
1630 | sigset_t nullsigmask; | |
1631 | struct sigaction action; | |
1632 | struct itimerval it; | |
1633 | ||
1634 | sigemptyset (&nullsigmask); | |
1635 | ||
1636 | action.sa_handler = SIG_IGN; | |
1637 | action.sa_mask = nullsigmask; | |
1638 | action.sa_flags = 0; | |
1639 | sigaction (SIGALRM, &action, NULL); | |
1640 | ||
1641 | it.it_interval.tv_sec = 0; | |
1642 | it.it_interval.tv_usec = 0; | |
1643 | it.it_value.tv_sec = 0; | |
1644 | it.it_value.tv_usec = 0; | |
1645 | setitimer (ITIMER_REAL, &it, NULL); | |
1646 | } | |
1647 | ||
1648 | #endif | |
1649 | ||
1650 | /* This hook function is called whenever we want to wait for the | |
1651 | target. */ | |
1652 | ||
479f0f18 SG |
1653 | static int |
1654 | gdbtk_wait (pid, ourstatus) | |
1655 | int pid; | |
1656 | struct target_waitstatus *ourstatus; | |
1657 | { | |
018d76dd | 1658 | #ifndef WINNT |
736a82e7 SG |
1659 | struct sigaction action; |
1660 | static sigset_t nullsigmask = {0}; | |
1661 | ||
018d76dd | 1662 | |
736a82e7 SG |
1663 | #ifndef SA_RESTART |
1664 | /* Needed for SunOS 4.1.x */ | |
1665 | #define SA_RESTART 0 | |
546b8ca7 | 1666 | #endif |
479f0f18 | 1667 | |
736a82e7 SG |
1668 | action.sa_handler = x_event; |
1669 | action.sa_mask = nullsigmask; | |
1670 | action.sa_flags = SA_RESTART; | |
1671 | sigaction(SIGIO, &action, NULL); | |
018d76dd KS |
1672 | #endif /* WINNT */ |
1673 | ||
1674 | #ifdef __CYGWIN32__ | |
1675 | gdbtk_start_timer (); | |
8a19b35a | 1676 | #endif |
736a82e7 | 1677 | |
479f0f18 SG |
1678 | pid = target_wait (pid, ourstatus); |
1679 | ||
018d76dd KS |
1680 | #ifdef __CYGWIN32__ |
1681 | gdbtk_stop_timer (); | |
1682 | #endif | |
1683 | ||
8a19b35a | 1684 | #ifndef WINNT |
018d76dd | 1685 | action.sa_handler = SIG_IGN; |
8a19b35a MH |
1686 | sigaction(SIGIO, &action, NULL); |
1687 | #endif | |
479f0f18 SG |
1688 | |
1689 | return pid; | |
1690 | } | |
1691 | ||
1692 | /* This is called from execute_command, and provides a wrapper around | |
1693 | various command routines in a place where both protocol messages and | |
1694 | user input both flow through. Mostly this is used for indicating whether | |
1695 | the target process is running or not. | |
1696 | */ | |
1697 | ||
1698 | static void | |
1699 | gdbtk_call_command (cmdblk, arg, from_tty) | |
1700 | struct cmd_list_element *cmdblk; | |
1701 | char *arg; | |
1702 | int from_tty; | |
1703 | { | |
fda6fadc | 1704 | running_now = 0; |
018d76dd | 1705 | if (cmdblk->class == class_run || cmdblk->class == class_trace) |
479f0f18 | 1706 | { |
fda6fadc | 1707 | running_now = 1; |
4e327047 | 1708 | Tcl_Eval (interp, "gdbtk_tcl_busy"); |
479f0f18 | 1709 | (*cmdblk->function.cfunc)(arg, from_tty); |
fda6fadc | 1710 | running_now = 0; |
2476848a | 1711 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
479f0f18 SG |
1712 | } |
1713 | else | |
1714 | (*cmdblk->function.cfunc)(arg, from_tty); | |
1715 | } | |
1716 | ||
5bac2b50 FF |
1717 | /* This function is called instead of gdb's internal command loop. This is the |
1718 | last chance to do anything before entering the main Tk event loop. */ | |
1719 | ||
1720 | static void | |
1721 | tk_command_loop () | |
1722 | { | |
41756e56 FF |
1723 | extern GDB_FILE *instream; |
1724 | ||
1725 | /* We no longer want to use stdin as the command input stream */ | |
1726 | instream = NULL; | |
018d76dd KS |
1727 | |
1728 | if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK) | |
1729 | { | |
1730 | char *msg; | |
1731 | ||
1732 | /* Force errorInfo to be set up propertly. */ | |
1733 | Tcl_AddErrorInfo (interp, ""); | |
1734 | ||
1735 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); | |
1736 | #ifdef _WIN32 | |
1737 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); | |
1738 | #else | |
1739 | fputs_unfiltered (msg, gdb_stderr); | |
1740 | #endif | |
1741 | } | |
1742 | ||
1743 | #ifdef _WIN32 | |
1744 | close_bfds (); | |
1745 | #endif | |
1746 | ||
5bac2b50 FF |
1747 | Tk_MainLoop (); |
1748 | } | |
1749 | ||
9a2f9219 ILT |
1750 | /* gdbtk_init installs this function as a final cleanup. */ |
1751 | ||
1752 | static void | |
1753 | gdbtk_cleanup (dummy) | |
1754 | PTR dummy; | |
1755 | { | |
1756 | Tcl_Finalize (); | |
1757 | } | |
1758 | ||
1759 | /* Initialize gdbtk. */ | |
1760 | ||
754e5da2 | 1761 | static void |
2476848a MH |
1762 | gdbtk_init ( argv0 ) |
1763 | char *argv0; | |
754e5da2 SG |
1764 | { |
1765 | struct cleanup *old_chain; | |
74089546 | 1766 | char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file; |
8a19b35a | 1767 | int i, found_main; |
018d76dd | 1768 | #ifndef WINNT |
736a82e7 SG |
1769 | struct sigaction action; |
1770 | static sigset_t nullsigmask = {0}; | |
018d76dd | 1771 | #endif |
2476848a | 1772 | #ifdef IDE |
018d76dd | 1773 | /* start-sanitize-ide */ |
2476848a MH |
1774 | struct ide_event_handle *h; |
1775 | const char *errmsg; | |
1776 | char *libexecdir; | |
018d76dd | 1777 | /* end-sanitize-ide */ |
2476848a | 1778 | #endif |
754e5da2 | 1779 | |
fe58c81f FF |
1780 | /* If there is no DISPLAY environment variable, Tk_Init below will fail, |
1781 | causing gdb to abort. If instead we simply return here, gdb will | |
1782 | gracefully degrade to using the command line interface. */ | |
1783 | ||
8a19b35a | 1784 | #ifndef WINNT |
fe58c81f FF |
1785 | if (getenv ("DISPLAY") == NULL) |
1786 | return; | |
8a19b35a | 1787 | #endif |
fe58c81f | 1788 | |
754e5da2 SG |
1789 | old_chain = make_cleanup (cleanup_init, 0); |
1790 | ||
1791 | /* First init tcl and tk. */ | |
2476848a | 1792 | Tcl_FindExecutable (argv0); |
754e5da2 SG |
1793 | interp = Tcl_CreateInterp (); |
1794 | ||
1795 | if (!interp) | |
1796 | error ("Tcl_CreateInterp failed"); | |
1797 | ||
754e5da2 SG |
1798 | if (Tcl_Init(interp) != TCL_OK) |
1799 | error ("Tcl_Init failed: %s", interp->result); | |
1800 | ||
9a2f9219 | 1801 | make_final_cleanup (gdbtk_cleanup, NULL); |
2476848a | 1802 | |
9a2f9219 | 1803 | /* Initialize the Paths variable. */ |
74089546 | 1804 | if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK) |
9a2f9219 ILT |
1805 | error ("ide_initialize_paths failed: %s", interp->result); |
1806 | ||
dd3dd918 | 1807 | #ifdef IDE |
018d76dd | 1808 | /* start-sanitize-ide */ |
2476848a MH |
1809 | /* Find the directory where we expect to find idemanager. We ignore |
1810 | errors since it doesn't really matter if this fails. */ | |
1811 | libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY); | |
1812 | ||
1813 | IluTk_Init (); | |
1814 | ||
7b94b2ea | 1815 | h = ide_event_init_from_environment (&errmsg, libexecdir); |
2476848a MH |
1816 | if (h == NULL) |
1817 | { | |
1818 | Tcl_AppendResult (interp, "can't initialize event system: ", errmsg, | |
1819 | (char *) NULL); | |
1820 | fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", interp->result); | |
9a2f9219 ILT |
1821 | |
1822 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); | |
2476848a MH |
1823 | } |
1824 | else | |
1825 | { | |
1826 | if (ide_create_tclevent_command (interp, h) != TCL_OK) | |
1827 | error ("ide_create_tclevent_command failed: %s", interp->result); | |
018d76dd | 1828 | |
2476848a MH |
1829 | if (ide_create_edit_command (interp, h) != TCL_OK) |
1830 | error ("ide_create_edit_command failed: %s", interp->result); | |
1831 | ||
1832 | if (ide_create_property_command (interp, h) != TCL_OK) | |
1833 | error ("ide_create_property_command failed: %s", interp->result); | |
018d76dd KS |
1834 | |
1835 | if (ide_create_build_command (interp, h) != TCL_OK) | |
1836 | error ("ide_create_build_command failed: %s", interp->result); | |
1837 | ||
1838 | if (ide_create_window_register_command (interp, h, "gdb-restore") | |
1839 | != TCL_OK) | |
9a2f9219 ILT |
1840 | error ("ide_create_window_register_command failed: %s", |
1841 | interp->result); | |
1842 | ||
1843 | if (ide_create_window_command (interp, h) != TCL_OK) | |
1844 | error ("ide_create_window_command failed: %s", interp->result); | |
1845 | ||
018d76dd KS |
1846 | if (ide_create_exit_command (interp, h) != TCL_OK) |
1847 | error ("ide_create_exit_command failed: %s", interp->result); | |
1848 | ||
1849 | if (ide_create_help_command (interp) != TCL_OK) | |
1850 | error ("ide_create_help_command failed: %s", interp->result); | |
1851 | ||
2476848a MH |
1852 | /* |
1853 | if (ide_initialize (interp, "gdb") != TCL_OK) | |
1854 | error ("ide_initialize failed: %s", interp->result); | |
1855 | */ | |
9a2f9219 ILT |
1856 | |
1857 | Tcl_SetVar (interp, "GDBTK_IDE", "1", 0); | |
018d76dd | 1858 | Tcl_SetVar (interp, "IDE", "1", TCL_GLOBAL_ONLY); |
2476848a | 1859 | } |
018d76dd | 1860 | /* end-sanitize-ide */ |
2476848a MH |
1861 | #else |
1862 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); | |
1863 | #endif /* IDE */ | |
1864 | ||
9a2f9219 ILT |
1865 | /* We don't want to open the X connection until we've done all the |
1866 | IDE initialization. Otherwise, goofy looking unfinished windows | |
1867 | pop up when ILU drops into the TCL event loop. */ | |
1868 | ||
1869 | if (Tk_Init(interp) != TCL_OK) | |
1870 | error ("Tk_Init failed: %s", interp->result); | |
1871 | ||
1872 | if (Itcl_Init(interp) == TCL_ERROR) | |
1873 | error ("Itcl_Init failed: %s", interp->result); | |
1874 | ||
1875 | if (Tix_Init(interp) != TCL_OK) | |
1876 | error ("Tix_Init failed: %s", interp->result); | |
1877 | ||
018d76dd KS |
1878 | #ifdef __CYGWIN32__ |
1879 | /* On Windows, create a sizebox widget command */ | |
1880 | if (ide_create_sizebox_command (interp) != TCL_OK) | |
1881 | error ("sizebox creation failed"); | |
1882 | if (ide_create_winprint_command (interp) != TCL_OK) | |
1883 | error ("windows print code initialization failed"); | |
1884 | /* start-sanitize-ide */ | |
1885 | /* An interface to ShellExecute. */ | |
1886 | if (ide_create_shell_execute_command (interp) != TCL_OK) | |
1887 | error ("shell execute command initialization failed"); | |
06434f5f | 1888 | /* end-sanitize-ide */ |
018d76dd KS |
1889 | #endif |
1890 | ||
86db943c | 1891 | Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL); |
0422b59e KS |
1892 | Tcl_CreateCommand (interp, "gdb_immediate", call_wrapper, |
1893 | gdb_immediate_command, NULL); | |
86db943c | 1894 | Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL); |
8a19b35a | 1895 | Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL); |
86db943c SG |
1896 | Tcl_CreateCommand (interp, "gdb_sourcelines", call_wrapper, gdb_sourcelines, |
1897 | NULL); | |
1898 | Tcl_CreateCommand (interp, "gdb_listfiles", call_wrapper, gdb_listfiles, | |
746d1df4 | 1899 | NULL); |
99c98415 MH |
1900 | Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs, |
1901 | NULL); | |
018d76dd KS |
1902 | Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem, |
1903 | NULL); | |
86db943c SG |
1904 | Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL); |
1905 | Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL); | |
1906 | Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper, | |
1907 | gdb_fetch_registers, NULL); | |
1908 | Tcl_CreateCommand (interp, "gdb_changed_register_list", call_wrapper, | |
1909 | gdb_changed_register_list, NULL); | |
09722039 SG |
1910 | Tcl_CreateCommand (interp, "gdb_disassemble", call_wrapper, |
1911 | gdb_disassemble, NULL); | |
1912 | Tcl_CreateCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL); | |
6131622e SG |
1913 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_list", call_wrapper, |
1914 | gdb_get_breakpoint_list, NULL); | |
1915 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper, | |
1916 | gdb_get_breakpoint_info, NULL); | |
018d76dd KS |
1917 | Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper, |
1918 | gdb_clear_file, NULL); | |
1919 | Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper, | |
1920 | gdb_confirm_quit, NULL); | |
1921 | Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper, | |
1922 | gdb_force_quit, NULL); | |
1923 | Tcl_CreateCommand (interp, "gdb_target_has_execution", | |
1924 | gdb_target_has_execution_command, | |
1925 | NULL, NULL); | |
1926 | Tcl_CreateObjCommand (interp, "gdb_load_info", gdb_load_info, NULL, NULL); | |
1927 | Tcl_CreateObjCommand (interp, "gdb_get_locals", gdb_get_vars_command, | |
1928 | (ClientData) 0, NULL); | |
1929 | Tcl_CreateObjCommand (interp, "gdb_get_args", gdb_get_vars_command, | |
1930 | (ClientData) 1, NULL); | |
1931 | Tcl_CreateObjCommand (interp, "gdb_get_function", gdb_get_function_command, | |
1932 | NULL, NULL); | |
1933 | Tcl_CreateObjCommand (interp, "gdb_get_line", gdb_get_line_command, | |
1934 | NULL, NULL); | |
1935 | Tcl_CreateObjCommand (interp, "gdb_get_file", gdb_get_file_command, | |
1936 | NULL, NULL); | |
1937 | Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists", | |
1938 | gdb_tracepoint_exists_command, NULL, NULL); | |
1939 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info", | |
1940 | gdb_get_tracepoint_info, NULL, NULL); | |
1941 | Tcl_CreateObjCommand (interp, "gdb_actions", | |
1942 | gdb_actions_command, NULL, NULL); | |
1943 | Tcl_CreateObjCommand (interp, "gdb_prompt", | |
1944 | gdb_prompt_command, NULL, NULL); | |
e0f7db02 KS |
1945 | Tcl_CreateObjCommand (interp, "gdb_find_file", |
1946 | gdb_find_file_command, NULL, NULL); | |
4f17e6eb KS |
1947 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_list", |
1948 | gdb_get_tracepoint_list, NULL, NULL); | |
018d76dd | 1949 | |
5bac2b50 | 1950 | command_loop_hook = tk_command_loop; |
b607efe7 FF |
1951 | print_frame_info_listing_hook = |
1952 | (void (*) PARAMS ((struct symtab *, int, int, int))) null_routine; | |
09722039 SG |
1953 | query_hook = gdbtk_query; |
1954 | flush_hook = gdbtk_flush; | |
1955 | create_breakpoint_hook = gdbtk_create_breakpoint; | |
1956 | delete_breakpoint_hook = gdbtk_delete_breakpoint; | |
6131622e | 1957 | modify_breakpoint_hook = gdbtk_modify_breakpoint; |
09722039 SG |
1958 | interactive_hook = gdbtk_interactive; |
1959 | target_wait_hook = gdbtk_wait; | |
1960 | call_command_hook = gdbtk_call_command; | |
41756e56 FF |
1961 | readline_begin_hook = gdbtk_readline_begin; |
1962 | readline_hook = gdbtk_readline; | |
1963 | readline_end_hook = gdbtk_readline_end; | |
018d76dd | 1964 | ui_load_progress_hook = gdbtk_load_hash; |
11f91b2b KS |
1965 | pre_add_symbol_hook = gdbtk_pre_add_symbol; |
1966 | post_add_symbol_hook = gdbtk_post_add_symbol; | |
018d76dd KS |
1967 | create_tracepoint_hook = gdbtk_create_tracepoint; |
1968 | delete_tracepoint_hook = gdbtk_delete_tracepoint; | |
754e5da2 | 1969 | |
018d76dd | 1970 | #ifndef WINNT |
cd2df226 | 1971 | /* Get the file descriptor for the X server */ |
479f0f18 | 1972 | |
047465fd | 1973 | x_fd = ConnectionNumber (Tk_Display (Tk_MainWindow (interp))); |
479f0f18 SG |
1974 | |
1975 | /* Setup for I/O interrupts */ | |
1976 | ||
736a82e7 SG |
1977 | action.sa_mask = nullsigmask; |
1978 | action.sa_flags = 0; | |
1979 | action.sa_handler = SIG_IGN; | |
1980 | sigaction(SIGIO, &action, NULL); | |
1981 | ||
1982 | #ifdef FIOASYNC | |
1983 | i = 1; | |
1984 | if (ioctl (x_fd, FIOASYNC, &i)) | |
1985 | perror_with_name ("gdbtk_init: ioctl FIOASYNC failed"); | |
479f0f18 | 1986 | |
77a89957 | 1987 | #ifdef SIOCSPGRP |
736a82e7 SG |
1988 | i = getpid(); |
1989 | if (ioctl (x_fd, SIOCSPGRP, &i)) | |
1990 | perror_with_name ("gdbtk_init: ioctl SIOCSPGRP failed"); | |
45f90c50 MM |
1991 | |
1992 | #else | |
1993 | #ifdef F_SETOWN | |
1994 | i = getpid(); | |
1995 | if (fcntl (x_fd, F_SETOWN, i)) | |
1996 | perror_with_name ("gdbtk_init: fcntl F_SETOWN failed"); | |
1997 | #endif /* F_SETOWN */ | |
1998 | #endif /* !SIOCSPGRP */ | |
546b8ca7 | 1999 | #else |
8a19b35a | 2000 | #ifndef WINNT |
546b8ca7 | 2001 | if (ioctl (x_fd, I_SETSIG, S_INPUT|S_RDNORM) < 0) |
736a82e7 | 2002 | perror_with_name ("gdbtk_init: ioctl I_SETSIG failed"); |
8a19b35a MH |
2003 | #endif |
2004 | ||
736a82e7 | 2005 | #endif /* ifndef FIOASYNC */ |
018d76dd | 2006 | #endif /* WINNT */ |
479f0f18 | 2007 | |
754e5da2 SG |
2008 | add_com ("tk", class_obscure, tk_command, |
2009 | "Send a command directly into tk."); | |
09722039 | 2010 | |
09722039 SG |
2011 | Tcl_LinkVar (interp, "disassemble-from-exec", (char *)&disassemble_from_exec, |
2012 | TCL_LINK_INT); | |
2013 | ||
8a19b35a | 2014 | /* find the gdb tcl library and source main.tcl */ |
09722039 | 2015 | |
8a19b35a MH |
2016 | gdbtk_lib = getenv ("GDBTK_LIBRARY"); |
2017 | if (!gdbtk_lib) | |
2018 | if (access ("gdbtcl/main.tcl", R_OK) == 0) | |
2019 | gdbtk_lib = "gdbtcl"; | |
09722039 | 2020 | else |
8a19b35a MH |
2021 | gdbtk_lib = GDBTK_LIBRARY; |
2022 | ||
74089546 ILT |
2023 | gdbtk_lib_tmp = xstrdup (gdbtk_lib); |
2024 | ||
8a19b35a MH |
2025 | found_main = 0; |
2026 | /* see if GDBTK_LIBRARY is a path list */ | |
2027 | lib = strtok (gdbtk_lib_tmp, GDBTK_PATH_SEP); | |
2028 | do | |
2029 | { | |
2030 | if (Tcl_VarEval (interp, "lappend auto_path ", lib, NULL) != TCL_OK) | |
2031 | { | |
2032 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); | |
2033 | error (""); | |
2034 | } | |
2035 | if (!found_main) | |
2036 | { | |
74089546 | 2037 | gdbtk_file = concat (lib, "/main.tcl", (char *) NULL); |
8a19b35a MH |
2038 | if (access (gdbtk_file, R_OK) == 0) |
2039 | { | |
2040 | found_main++; | |
2041 | Tcl_SetVar (interp, "GDBTK_LIBRARY", lib, 0); | |
2042 | } | |
2043 | } | |
2044 | } | |
56e327b3 | 2045 | while ((lib = strtok (NULL, ":")) != NULL); |
74089546 ILT |
2046 | |
2047 | free (gdbtk_lib_tmp); | |
2048 | ||
74089546 ILT |
2049 | if (!found_main) |
2050 | { | |
2051 | /* Try finding it with the auto path. */ | |
2052 | ||
2053 | static const char script[] ="\ | |
2054 | proc gdbtk_find_main {} {\n\ | |
2055 | global auto_path GDBTK_LIBRARY\n\ | |
2056 | foreach dir $auto_path {\n\ | |
2057 | set f [file join $dir main.tcl]\n\ | |
2058 | if {[file exists $f]} then {\n\ | |
2059 | set GDBTK_LIBRARY $dir\n\ | |
2060 | return $f\n\ | |
2061 | }\n\ | |
2062 | }\n\ | |
2063 | return ""\n\ | |
2064 | }\n\ | |
2065 | gdbtk_find_main"; | |
2066 | ||
2067 | if (Tcl_GlobalEval (interp, (char *) script) != TCL_OK) | |
2068 | { | |
2069 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); | |
2070 | error (""); | |
2071 | } | |
2072 | ||
2073 | if (interp->result[0] != '\0') | |
2074 | { | |
2075 | gdbtk_file = xstrdup (interp->result); | |
2076 | found_main++; | |
2077 | } | |
2078 | } | |
74089546 | 2079 | |
8a19b35a MH |
2080 | if (!found_main) |
2081 | { | |
2082 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ | |
2083 | if (getenv("GDBTK_LIBRARY")) | |
2084 | { | |
2085 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n",getenv("GDBTK_LIBRARY")); | |
2086 | fprintf_unfiltered (stderr, | |
2087 | "Please set GDBTK_LIBRARY to a path that includes the GDB tcl files.\n"); | |
2088 | } | |
2089 | else | |
2090 | { | |
2091 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n", GDBTK_LIBRARY); | |
2092 | fprintf_unfiltered (stderr, "You might want to set GDBTK_LIBRARY\n"); | |
2093 | } | |
2094 | error(""); | |
2095 | } | |
09722039 | 2096 | |
724498fd SG |
2097 | /* Defer setup of fputs_unfiltered_hook to near the end so that error messages |
2098 | prior to this point go to stdout/stderr. */ | |
2099 | ||
2100 | fputs_unfiltered_hook = gdbtk_fputs; | |
2101 | ||
8a19b35a | 2102 | if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK) |
724498fd | 2103 | { |
018d76dd KS |
2104 | char *msg; |
2105 | ||
2106 | /* Force errorInfo to be set up propertly. */ | |
2107 | Tcl_AddErrorInfo (interp, ""); | |
2108 | ||
2109 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); | |
2110 | ||
724498fd SG |
2111 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ |
2112 | ||
018d76dd KS |
2113 | #ifdef _WIN32 |
2114 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); | |
2115 | #else | |
2116 | fputs_unfiltered (msg, gdb_stderr); | |
2117 | #endif | |
b66051ec | 2118 | |
b66051ec | 2119 | error (""); |
724498fd | 2120 | } |
09722039 | 2121 | |
018d76dd KS |
2122 | #ifdef IDE |
2123 | /* start-sanitize-ide */ | |
2124 | /* Don't do this until we have initialized. Otherwise, we may get a | |
2125 | run command before we are ready for one. */ | |
2126 | if (ide_run_server_init (interp, h) != TCL_OK) | |
2127 | error ("ide_run_server_init failed: %s", interp->result); | |
2128 | /* end-sanitize-ide */ | |
2129 | #endif | |
2130 | ||
74089546 ILT |
2131 | free (gdbtk_file); |
2132 | ||
09722039 | 2133 | discard_cleanups (old_chain); |
754e5da2 SG |
2134 | } |
2135 | ||
018d76dd KS |
2136 | static int |
2137 | gdb_target_has_execution_command (clientData, interp, argc, argv) | |
2138 | ClientData clientData; | |
2139 | Tcl_Interp *interp; | |
2140 | int argc; | |
2141 | char *argv[]; | |
2142 | { | |
2143 | int result = 0; | |
2144 | ||
2145 | if (target_has_execution && inferior_pid != 0) | |
2146 | result = 1; | |
2147 | ||
2148 | Tcl_SetIntObj (Tcl_GetObjResult (interp), result); | |
2149 | return TCL_OK; | |
2150 | } | |
2151 | ||
2152 | /* gdb_load_info - returns information about the file about to be downloaded */ | |
2153 | ||
2154 | static int | |
2155 | gdb_load_info (clientData, interp, objc, objv) | |
2156 | ClientData clientData; | |
2157 | Tcl_Interp *interp; | |
2158 | int objc; | |
2159 | Tcl_Obj *CONST objv[]; | |
2160 | { | |
2161 | bfd *loadfile_bfd; | |
2162 | struct cleanup *old_cleanups; | |
2163 | asection *s; | |
2164 | Tcl_Obj *ob[2]; | |
2165 | Tcl_Obj *res[16]; | |
2166 | int i = 0; | |
2167 | ||
2168 | char *filename = Tcl_GetStringFromObj (objv[1], NULL); | |
2169 | ||
2170 | loadfile_bfd = bfd_openr (filename, gnutarget); | |
2171 | if (loadfile_bfd == NULL) | |
2172 | { | |
2173 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1)); | |
2174 | return TCL_ERROR; | |
2175 | } | |
2176 | old_cleanups = make_cleanup (bfd_close, loadfile_bfd); | |
2177 | ||
2178 | if (!bfd_check_format (loadfile_bfd, bfd_object)) | |
2179 | { | |
2180 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1)); | |
2181 | return TCL_ERROR; | |
2182 | } | |
2183 | ||
2184 | for (s = loadfile_bfd->sections; s; s = s->next) | |
2185 | { | |
2186 | if (s->flags & SEC_LOAD) | |
2187 | { | |
2188 | bfd_size_type size = bfd_get_section_size_before_reloc (s); | |
2189 | if (size > 0) | |
2190 | { | |
2191 | ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1); | |
2192 | ob[1] = Tcl_NewLongObj ((long)size); | |
2193 | res[i++] = Tcl_NewListObj (2, ob); | |
2194 | } | |
2195 | } | |
2196 | } | |
2197 | ||
2198 | Tcl_SetObjResult (interp, Tcl_NewListObj (i, res)); | |
2199 | do_cleanups (old_cleanups); | |
2200 | return TCL_OK; | |
2201 | } | |
2202 | ||
2203 | ||
2204 | int | |
2205 | gdbtk_load_hash (section, num) | |
2206 | char *section; | |
2207 | unsigned long num; | |
2208 | { | |
2209 | int result; | |
2210 | char buf[128]; | |
2211 | sprintf (buf, "download_hash %s %ld", section, num); | |
2212 | result = Tcl_Eval (interp, buf); | |
2213 | return result; | |
2214 | } | |
2215 | ||
2216 | /* gdb_get_vars_command - | |
2217 | * | |
2218 | * Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This | |
2219 | * function sets the Tcl interpreter's result to a list of variable names | |
2220 | * depending on clientData. If clientData is one, the result is a list of | |
2221 | * arguments; zero returns a list of locals -- all relative to the block | |
2222 | * specified as an argument to the command. Valid commands include | |
2223 | * anything decode_line_1 can handle (like "main.c:2", "*0x02020202", | |
2224 | * and "main"). | |
2225 | */ | |
2226 | static int | |
2227 | gdb_get_vars_command (clientData, interp, objc, objv) | |
2228 | ClientData clientData; | |
2229 | Tcl_Interp *interp; | |
2230 | int objc; | |
2231 | Tcl_Obj *CONST objv[]; | |
2232 | { | |
2233 | Tcl_Obj *result; | |
2234 | struct symtabs_and_lines sals; | |
2235 | struct symbol *sym; | |
2236 | struct block *block; | |
2237 | char **canonical, *args; | |
2238 | int i, nsyms, arguments; | |
2239 | ||
2240 | if (objc != 2) | |
2241 | { | |
2242 | Tcl_AppendResult (interp, | |
2243 | "wrong # of args: should be \"", | |
2244 | Tcl_GetStringFromObj (objv[0], NULL), | |
2245 | " function:line|function|line|*addr\""); | |
2246 | return TCL_ERROR; | |
2247 | } | |
2248 | ||
2249 | arguments = (int) clientData; | |
2250 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2251 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2252 | if (sals.nelts == 0) | |
2253 | { | |
2254 | Tcl_AppendResult (interp, | |
2255 | "error decoding line", NULL); | |
2256 | return TCL_ERROR; | |
2257 | } | |
2258 | ||
2259 | /* Initialize a list that will hold the results */ | |
2260 | result = Tcl_NewListObj (0, NULL); | |
2261 | ||
2262 | /* Resolve all line numbers to PC's */ | |
2263 | for (i = 0; i < sals.nelts; i++) | |
2264 | resolve_sal_pc (&sals.sals[i]); | |
2265 | ||
2266 | block = block_for_pc (sals.sals[0].pc); | |
2267 | while (block != 0) | |
2268 | { | |
2269 | nsyms = BLOCK_NSYMS (block); | |
2270 | for (i = 0; i < nsyms; i++) | |
2271 | { | |
2272 | sym = BLOCK_SYM (block, i); | |
2273 | switch (SYMBOL_CLASS (sym)) { | |
2274 | default: | |
2275 | case LOC_UNDEF: /* catches errors */ | |
2276 | case LOC_CONST: /* constant */ | |
2277 | case LOC_STATIC: /* static */ | |
2278 | case LOC_REGISTER: /* register */ | |
2279 | case LOC_TYPEDEF: /* local typedef */ | |
2280 | case LOC_LABEL: /* local label */ | |
2281 | case LOC_BLOCK: /* local function */ | |
2282 | case LOC_CONST_BYTES: /* loc. byte seq. */ | |
2283 | case LOC_UNRESOLVED: /* unresolved static */ | |
2284 | case LOC_OPTIMIZED_OUT: /* optimized out */ | |
2285 | break; | |
2286 | case LOC_ARG: /* argument */ | |
2287 | case LOC_REF_ARG: /* reference arg */ | |
2288 | case LOC_REGPARM: /* register arg */ | |
2289 | case LOC_REGPARM_ADDR: /* indirect register arg */ | |
2290 | case LOC_LOCAL_ARG: /* stack arg */ | |
2291 | case LOC_BASEREG_ARG: /* basereg arg */ | |
2292 | if (arguments) | |
2293 | Tcl_ListObjAppendElement (interp, result, | |
2294 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
2295 | break; | |
2296 | case LOC_LOCAL: /* stack local */ | |
2297 | case LOC_BASEREG: /* basereg local */ | |
2298 | if (!arguments) | |
2299 | Tcl_ListObjAppendElement (interp, result, | |
2300 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
2301 | break; | |
2302 | } | |
2303 | } | |
2304 | if (BLOCK_FUNCTION (block)) | |
2305 | break; | |
2306 | else | |
2307 | block = BLOCK_SUPERBLOCK (block); | |
2308 | } | |
2309 | ||
2310 | Tcl_SetObjResult (interp, result); | |
2311 | return TCL_OK; | |
2312 | } | |
2313 | ||
2314 | static int | |
2315 | gdb_get_line_command (clientData, interp, objc, objv) | |
2316 | ClientData clientData; | |
2317 | Tcl_Interp *interp; | |
2318 | int objc; | |
2319 | Tcl_Obj *CONST objv[]; | |
2320 | { | |
2321 | Tcl_Obj *result; | |
2322 | struct symtabs_and_lines sals; | |
2323 | char *args, **canonical; | |
2324 | ||
2325 | if (objc != 2) | |
2326 | { | |
2327 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2328 | Tcl_GetStringFromObj (objv[0], NULL), | |
2329 | " linespec\""); | |
2330 | return TCL_ERROR; | |
2331 | } | |
2332 | ||
2333 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2334 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2335 | if (sals.nelts == 1) | |
2336 | { | |
2337 | Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line)); | |
2338 | return TCL_OK; | |
2339 | } | |
2340 | ||
2341 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2342 | return TCL_OK; | |
2343 | } | |
2344 | ||
2345 | static int | |
2346 | gdb_get_file_command (clientData, interp, objc, objv) | |
2347 | ClientData clientData; | |
2348 | Tcl_Interp *interp; | |
2349 | int objc; | |
2350 | Tcl_Obj *CONST objv[]; | |
2351 | { | |
2352 | Tcl_Obj *result; | |
2353 | struct symtabs_and_lines sals; | |
2354 | char *args, **canonical; | |
2355 | ||
2356 | if (objc != 2) | |
2357 | { | |
2358 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2359 | Tcl_GetStringFromObj (objv[0], NULL), | |
2360 | " linespec\""); | |
2361 | return TCL_ERROR; | |
2362 | } | |
2363 | ||
2364 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2365 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2366 | if (sals.nelts == 1) | |
2367 | { | |
2368 | Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE); | |
2369 | return TCL_OK; | |
2370 | } | |
2371 | ||
2372 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2373 | return TCL_OK; | |
2374 | } | |
2375 | ||
2376 | static int | |
2377 | gdb_get_function_command (clientData, interp, objc, objv) | |
2378 | ClientData clientData; | |
2379 | Tcl_Interp *interp; | |
2380 | int objc; | |
2381 | Tcl_Obj *CONST objv[]; | |
2382 | { | |
2383 | Tcl_Obj *result; | |
2384 | char *function; | |
2385 | struct symtabs_and_lines sals; | |
2386 | char *args, **canonical; | |
2387 | ||
2388 | if (objc != 2) | |
2389 | { | |
2390 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2391 | Tcl_GetStringFromObj (objv[0], NULL), | |
2392 | " linespec\""); | |
2393 | return TCL_ERROR; | |
2394 | } | |
2395 | ||
2396 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2397 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2398 | if (sals.nelts == 1) | |
2399 | { | |
2400 | resolve_sal_pc (&sals.sals[0]); | |
2401 | find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL); | |
2402 | if (function != NULL) | |
2403 | { | |
2404 | Tcl_SetResult (interp, function, TCL_VOLATILE); | |
2405 | return TCL_OK; | |
2406 | } | |
2407 | } | |
2408 | ||
2409 | Tcl_SetResult (interp, "N/A", TCL_STATIC); | |
2410 | return TCL_OK; | |
2411 | } | |
2412 | ||
2413 | static int | |
2414 | gdb_get_tracepoint_info (clientData, interp, objc, objv) | |
2415 | ClientData clientData; | |
2416 | Tcl_Interp *interp; | |
2417 | int objc; | |
2418 | Tcl_Obj *CONST objv[]; | |
2419 | { | |
2420 | struct symtab_and_line sal; | |
018d76dd KS |
2421 | int tpnum; |
2422 | struct tracepoint *tp; | |
2423 | struct action_line *al; | |
2424 | Tcl_Obj *list, *action_list; | |
09e4fde2 | 2425 | char *filename, *funcname; |
018d76dd KS |
2426 | char tmp[19]; |
2427 | ||
2428 | if (objc != 2) | |
2429 | error ("wrong # args"); | |
2430 | ||
2431 | Tcl_GetIntFromObj (NULL, objv[1], &tpnum); | |
2432 | ||
2433 | ALL_TRACEPOINTS (tp) | |
2434 | if (tp->number == tpnum) | |
2435 | break; | |
2436 | ||
2437 | if (tp == NULL) | |
2438 | error ("Tracepoint #%d does not exist", tpnum); | |
2439 | ||
2440 | list = Tcl_NewListObj (0, NULL); | |
09e4fde2 KS |
2441 | sal = find_pc_line (tp->address, 0); |
2442 | filename = symtab_to_filename (sal.symtab); | |
2443 | if (filename == NULL) | |
2444 | filename = "N/A"; | |
2445 | Tcl_ListObjAppendElement (interp, list, | |
2446 | Tcl_NewStringObj (filename, -1)); | |
09e4fde2 KS |
2447 | find_pc_partial_function (tp->address, &funcname, NULL, NULL); |
2448 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (funcname, -1)); | |
4f17e6eb | 2449 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (sal.line)); |
018d76dd KS |
2450 | sprintf (tmp, "0x%08x", tp->address); |
2451 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1)); | |
2452 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled)); | |
2453 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count)); | |
2454 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count)); | |
2455 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread)); | |
2456 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count)); | |
2457 | ||
2458 | /* Append a list of actions */ | |
2459 | action_list = Tcl_NewListObj (0, NULL); | |
2460 | for (al = tp->actions; al != NULL; al = al->next) | |
2461 | { | |
2462 | Tcl_ListObjAppendElement (interp, action_list, | |
2463 | Tcl_NewStringObj (al->action, -1)); | |
2464 | } | |
2465 | Tcl_ListObjAppendElement (interp, list, action_list); | |
2466 | ||
2467 | Tcl_SetObjResult (interp, list); | |
2468 | return TCL_OK; | |
2469 | } | |
2470 | ||
2471 | static void | |
2472 | gdbtk_create_tracepoint (tp) | |
2473 | struct tracepoint *tp; | |
2474 | { | |
2475 | tracepoint_notify (tp, "create"); | |
2476 | } | |
2477 | ||
2478 | static void | |
2479 | gdbtk_delete_tracepoint (tp) | |
2480 | struct tracepoint *tp; | |
2481 | { | |
2482 | tracepoint_notify (tp, "delete"); | |
2483 | } | |
2484 | ||
2485 | static void | |
2486 | tracepoint_notify(tp, action) | |
2487 | struct tracepoint *tp; | |
2488 | const char *action; | |
2489 | { | |
2490 | char buf[256]; | |
018d76dd | 2491 | int v; |
09e4fde2 KS |
2492 | struct symtab_and_line sal; |
2493 | char *filename; | |
018d76dd KS |
2494 | |
2495 | /* We ensure that ACTION contains no special Tcl characters, so we | |
2496 | can do this. */ | |
09e4fde2 KS |
2497 | sal = find_pc_line (tp->address, 0); |
2498 | ||
2499 | filename = symtab_to_filename (sal.symtab); | |
2500 | if (filename == NULL) | |
2501 | filename = "N/A"; | |
018d76dd | 2502 | sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number, |
09e4fde2 | 2503 | (long)tp->address, sal.line, filename); |
018d76dd KS |
2504 | |
2505 | v = Tcl_Eval (interp, buf); | |
2506 | ||
2507 | if (v != TCL_OK) | |
2508 | { | |
2509 | gdbtk_fputs (interp->result, gdb_stdout); | |
2510 | gdbtk_fputs ("\n", gdb_stdout); | |
2511 | } | |
2512 | } | |
2513 | ||
2514 | /* returns -1 if not found, tracepoint # if found */ | |
2515 | int | |
2516 | tracepoint_exists (char * args) | |
2517 | { | |
2518 | struct tracepoint *tp; | |
2519 | char **canonical; | |
2520 | struct symtabs_and_lines sals; | |
2521 | char *file = NULL; | |
2522 | int result = -1; | |
2523 | ||
2524 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
2525 | if (sals.nelts == 1) | |
2526 | { | |
2527 | resolve_sal_pc (&sals.sals[0]); | |
2528 | file = xmalloc (strlen (sals.sals[0].symtab->dirname) | |
2529 | + strlen (sals.sals[0].symtab->filename) + 1); | |
2530 | if (file != NULL) | |
2531 | { | |
2532 | strcpy (file, sals.sals[0].symtab->dirname); | |
2533 | strcat (file, sals.sals[0].symtab->filename); | |
2534 | ||
2535 | ALL_TRACEPOINTS (tp) | |
2536 | { | |
2537 | if (tp->address == sals.sals[0].pc) | |
2538 | result = tp->number; | |
2539 | else if (tp->source_file != NULL | |
2540 | && strcmp (tp->source_file, file) == 0 | |
2541 | && sals.sals[0].line == tp->line_number) | |
2542 | ||
2543 | result = tp->number; | |
2544 | } | |
2545 | } | |
2546 | } | |
2547 | if (file != NULL) | |
2548 | free (file); | |
2549 | return result; | |
2550 | } | |
2551 | ||
2552 | static int | |
2553 | gdb_actions_command (clientData, interp, objc, objv) | |
2554 | ClientData clientData; | |
2555 | Tcl_Interp *interp; | |
2556 | int objc; | |
2557 | Tcl_Obj *CONST objv[]; | |
2558 | { | |
2559 | struct tracepoint *tp; | |
2560 | Tcl_Obj **actions; | |
2561 | int nactions, i, len; | |
2562 | char *number, *args, *action; | |
43b043cf | 2563 | long step_count; |
018d76dd KS |
2564 | struct action_line *next = NULL, *temp; |
2565 | ||
2566 | if (objc != 3) | |
2567 | { | |
2568 | Tcl_AppendResult (interp, "wrong # args: should be: \"", | |
2569 | Tcl_GetStringFromObj (objv[0], NULL), | |
2570 | " number actions\""); | |
2571 | return TCL_ERROR; | |
2572 | } | |
2573 | ||
2574 | args = number = Tcl_GetStringFromObj (objv[1], NULL); | |
2575 | tp = get_tracepoint_by_number (&args); | |
2576 | if (tp == NULL) | |
2577 | { | |
2578 | Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist"); | |
2579 | return TCL_ERROR; | |
2580 | } | |
2581 | ||
2582 | /* Free any existing actions */ | |
2583 | for (temp = tp->actions; temp != NULL; temp = temp->next) | |
2584 | { | |
2585 | if (temp->action) | |
2586 | free (temp->action); | |
2587 | free (temp); | |
2588 | } | |
43b043cf | 2589 | step_count = 0; |
018d76dd KS |
2590 | |
2591 | Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions); | |
2592 | for (i = 0; i < nactions; i++) | |
2593 | { | |
2594 | temp = xmalloc (sizeof (struct action_line)); | |
2595 | temp->next = NULL; | |
2596 | action = Tcl_GetStringFromObj (actions[i], &len); | |
2597 | temp->action = savestring (action, len); | |
43b043cf MS |
2598 | if (sscanf (temp->action, "while-stepping %d", &step_count) !=0) |
2599 | tp->step_count = step_count; | |
018d76dd KS |
2600 | if (next == NULL) |
2601 | { | |
2602 | tp->actions = temp; | |
2603 | next = temp; | |
2604 | } | |
2605 | else | |
2606 | { | |
2607 | next->next = temp; | |
2608 | next = temp; | |
2609 | } | |
2610 | } | |
2611 | ||
2612 | return TCL_OK; | |
2613 | } | |
2614 | ||
2615 | static int | |
2616 | gdb_tracepoint_exists_command (clientData, interp, objc, objv) | |
2617 | ClientData clientData; | |
2618 | Tcl_Interp *interp; | |
2619 | int objc; | |
2620 | Tcl_Obj *CONST objv[]; | |
2621 | { | |
2622 | char * args; | |
2623 | ||
2624 | if (objc != 2) | |
2625 | { | |
2626 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2627 | Tcl_GetStringFromObj (objv[0], NULL), | |
2628 | " function:line|function|line|*addr\""); | |
2629 | return TCL_ERROR; | |
2630 | } | |
2631 | ||
2632 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
2633 | ||
2634 | Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args))); | |
2635 | return TCL_OK; | |
2636 | } | |
2637 | ||
2638 | /* Return the prompt to the interpreter */ | |
2639 | static int | |
2640 | gdb_prompt_command (clientData, interp, objc, objv) | |
2641 | ClientData clientData; | |
2642 | Tcl_Interp *interp; | |
2643 | int objc; | |
2644 | Tcl_Obj *CONST objv[]; | |
2645 | { | |
2646 | Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE); | |
2647 | return TCL_OK; | |
2648 | } | |
2649 | ||
4f17e6eb KS |
2650 | /* return a list of all tracepoint numbers in interpreter */ |
2651 | static int | |
2652 | gdb_get_tracepoint_list (clientData, interp, objc, objv) | |
2653 | ClientData clientData; | |
2654 | Tcl_Interp *interp; | |
2655 | int objc; | |
2656 | Tcl_Obj *CONST objv[]; | |
2657 | { | |
2658 | Tcl_Obj *list; | |
2659 | struct tracepoint *tp; | |
2660 | ||
2661 | list = Tcl_NewListObj (0, NULL); | |
2662 | ||
2663 | ALL_TRACEPOINTS (tp) | |
2664 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->number)); | |
2665 | ||
2666 | Tcl_SetObjResult (interp, list); | |
2667 | return TCL_OK; | |
2668 | } | |
e0f7db02 KS |
2669 | |
2670 | /* This is stolen from source.c */ | |
2671 | #ifdef CRLF_SOURCE_FILES | |
2672 | ||
2673 | /* Define CRLF_SOURCE_FILES in an xm-*.h file if source files on the | |
2674 | host use \r\n rather than just \n. Defining CRLF_SOURCE_FILES is | |
2675 | much faster than defining LSEEK_NOT_LINEAR. */ | |
2676 | ||
2677 | #ifndef O_BINARY | |
2678 | #define O_BINARY 0 | |
2679 | #endif | |
2680 | ||
2681 | #define OPEN_MODE (O_RDONLY | O_BINARY) | |
2682 | ||
2683 | #else /* ! defined (CRLF_SOURCE_FILES) */ | |
2684 | ||
2685 | #define OPEN_MODE O_RDONLY | |
2686 | ||
2687 | #endif /* ! defined (CRLF_SOURCE_FILES) */ | |
2688 | ||
2689 | /* Find the pathname to a file, searching the source_dir */ | |
2690 | /* we may actually need to use openp to find the the full pathname | |
2691 | so we don't have any "../" et al in it. */ | |
2692 | static int | |
2693 | gdb_find_file_command (clientData, interp, objc, objv) | |
2694 | ClientData clientData; | |
2695 | Tcl_Interp *interp; | |
2696 | int objc; | |
2697 | Tcl_Obj *CONST objv[]; | |
2698 | { | |
2699 | char *file, *filename; | |
e0f7db02 KS |
2700 | |
2701 | if (objc != 2) | |
2702 | { | |
2703 | Tcl_AppendResult (interp, "wrong # of args: should be \"", | |
2704 | Tcl_GetStringFromObj (objv[0], NULL), | |
2705 | " filename\""); | |
2706 | return TCL_ERROR; | |
2707 | } | |
2708 | ||
e0f7db02 | 2709 | file = Tcl_GetStringFromObj (objv[1], NULL); |
11f91b2b KS |
2710 | filename = find_file_in_dir (file); |
2711 | ||
2712 | if (filename == NULL) | |
2713 | Tcl_SetResult (interp, "", TCL_STATIC); | |
2714 | else | |
2715 | Tcl_SetObjResult (interp, Tcl_NewStringObj (filename, -1)); | |
2716 | ||
2717 | return TCL_OK; | |
2718 | } | |
2719 | ||
2720 | static char * | |
2721 | find_file_in_dir (file) | |
2722 | char *file; | |
2723 | { | |
2724 | struct symtab *st = NULL; | |
e0f7db02 | 2725 | |
11f91b2b | 2726 | if (file != NULL) |
e0f7db02 | 2727 | { |
11f91b2b KS |
2728 | /* try something simple first */ |
2729 | if (access (file, R_OK) == 0) | |
2730 | return file; | |
2731 | ||
2732 | /* We really need a symtab for this to work... */ | |
2733 | st = lookup_symtab (file); | |
2734 | if (st != NULL) | |
4f17e6eb | 2735 | { |
11f91b2b KS |
2736 | file = symtab_to_filename (st); |
2737 | if (file != NULL) | |
2738 | return file; | |
4f17e6eb | 2739 | } |
e0f7db02 | 2740 | } |
11f91b2b KS |
2741 | |
2742 | return NULL; | |
2743 | } | |
4f17e6eb | 2744 | |
11f91b2b KS |
2745 | /* This hook is called whenever we are ready to load a symbol file so that |
2746 | the UI can notify the user... */ | |
2747 | void | |
2748 | gdbtk_pre_add_symbol (name) | |
2749 | char *name; | |
2750 | { | |
2751 | char command[256]; | |
2752 | ||
2753 | sprintf (command, "gdbtk_tcl_pre_add_symbol %s", name); | |
2754 | Tcl_Eval (interp, command); | |
2755 | } | |
2756 | ||
2757 | /* This hook is called whenever we finish loading a symbol file. */ | |
2758 | void | |
2759 | gdbtk_post_add_symbol () | |
2760 | { | |
2761 | Tcl_Eval (interp, "gdbtk_tcl_post_add_symbol"); | |
e0f7db02 KS |
2762 | } |
2763 | ||
3f37b696 | 2764 | /* Come here during initialize_all_files () */ |
754e5da2 SG |
2765 | |
2766 | void | |
2767 | _initialize_gdbtk () | |
2768 | { | |
c5197511 SG |
2769 | if (use_windows) |
2770 | { | |
2771 | /* Tell the rest of the world that Gdbtk is now set up. */ | |
754e5da2 | 2772 | |
c5197511 SG |
2773 | init_ui_hook = gdbtk_init; |
2774 | } | |
754e5da2 | 2775 | } |