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ca4e7e14 JI |
1 | /* Tcl/Tk command definitions for gdbtk. |
2 | Copyright 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc. | |
3 | ||
4 | Written by Stu Grossman <grossman@cygnus.com> of Cygnus Support. | |
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 | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
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" | |
30 | #include "gdbcore.h" | |
31 | #include "tracepoint.h" | |
32 | #include "demangle.h" | |
33 | ||
34 | #ifdef _WIN32 | |
35 | #include <winuser.h> | |
36 | #endif | |
37 | ||
38 | #include <sys/stat.h> | |
39 | ||
40 | #include <tcl.h> | |
41 | #include <tk.h> | |
42 | #include <itcl.h> | |
43 | #include <tix.h> | |
44 | #include "guitcl.h" | |
45 | #include "gdbtk.h" | |
46 | ||
47 | #ifdef IDE | |
48 | /* start-sanitize-ide */ | |
49 | #include "event.h" | |
50 | #include "idetcl.h" | |
51 | #include "ilutk.h" | |
52 | /* end-sanitize-ide */ | |
53 | #endif | |
54 | ||
55 | #ifdef ANSI_PROTOTYPES | |
56 | #include <stdarg.h> | |
57 | #else | |
58 | #include <varargs.h> | |
59 | #endif | |
60 | #include <signal.h> | |
61 | #include <fcntl.h> | |
62 | #include <unistd.h> | |
63 | #include <setjmp.h> | |
64 | #include "top.h" | |
65 | #include <sys/ioctl.h> | |
66 | #include "gdb_string.h" | |
67 | #include "dis-asm.h" | |
68 | #include <stdio.h> | |
69 | #include "gdbcmd.h" | |
70 | ||
71 | #include "annotate.h" | |
72 | #include <sys/time.h> | |
73 | ||
74 | /* This structure filled in call_wrapper and passed to | |
75 | the wrapped call function. | |
76 | It stores the command pointer and arguments | |
77 | run in the wrapper function. */ | |
78 | ||
79 | struct wrapped_call_args | |
80 | { | |
81 | Tcl_Interp *interp; | |
82 | Tcl_ObjCmdProc *func; | |
83 | int objc; | |
84 | Tcl_Obj *CONST *objv; | |
85 | int val; | |
86 | }; | |
87 | ||
88 | /* These two objects hold boolean true and false, | |
89 | and are shared by all the list objects that gdb_listfuncs | |
90 | returns. */ | |
91 | ||
92 | static Tcl_Obj *mangled, *not_mangled; | |
93 | ||
94 | /* These two control how the GUI behaves when gdb is either tracing or loading. | |
95 | They are used in this file & gdbtk_hooks.c */ | |
96 | ||
97 | int No_Update = 0; | |
98 | int load_in_progress = 0; | |
99 | ||
100 | /* | |
101 | * This is used in the register fetching routines | |
102 | */ | |
103 | ||
104 | #ifndef REGISTER_CONVERTIBLE | |
105 | #define REGISTER_CONVERTIBLE(x) (0 != 0) | |
106 | #endif | |
107 | ||
108 | #ifndef REGISTER_CONVERT_TO_VIRTUAL | |
109 | #define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a) | |
110 | #endif | |
111 | ||
112 | #ifndef INVALID_FLOAT | |
113 | #define INVALID_FLOAT(x, y) (0 != 0) | |
114 | #endif | |
115 | ||
116 | ||
117 | ||
118 | /* This Structure is used in gdb_disassemble. | |
119 | We need a different sort of line table from the normal one cuz we can't | |
120 | depend upon implicit line-end pc's for lines to do the | |
121 | reordering in this function. */ | |
122 | ||
123 | struct my_line_entry { | |
124 | int line; | |
125 | CORE_ADDR start_pc; | |
126 | CORE_ADDR end_pc; | |
127 | }; | |
128 | ||
129 | /* This contains the previous values of the registers, since the last call to | |
130 | gdb_changed_register_list. */ | |
131 | ||
132 | static char old_regs[REGISTER_BYTES]; | |
133 | ||
63d138d9 JI |
134 | /* These two lookup tables are used to translate the type & disposition fields |
135 | of the breakpoint structure (respectively) into something gdbtk understands. | |
136 | They are also used in gdbtk-hooks.c */ | |
137 | ||
138 | char *bptypes[] = {"breakpoint", "hardware breakpoint", "until", | |
139 | "finish", "watchpoint", "hardware watchpoint", | |
140 | "read watchpoint", "access watchpoint", | |
141 | "longjmp", "longjmp resume", "step resume", | |
142 | "through sigtramp", "watchpoint scope", | |
143 | "call dummy" }; | |
144 | char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"}; | |
145 | ||
ca4e7e14 JI |
146 | /* |
147 | * These are routines we need from breakpoint.c. | |
148 | * at some point make these static in breakpoint.c and move GUI code there | |
149 | */ | |
150 | ||
151 | extern struct breakpoint *set_raw_breakpoint (struct symtab_and_line sal); | |
152 | extern void set_breakpoint_count (int); | |
153 | extern int breakpoint_count; | |
154 | ||
155 | ||
156 | /* | |
3d64f1e0 | 157 | * Declarations for routines exported from this file |
ca4e7e14 JI |
158 | */ |
159 | ||
160 | int Gdbtk_Init (Tcl_Interp *interp); | |
3d64f1e0 KS |
161 | |
162 | /* | |
163 | * Declarations for routines used only in this file. | |
164 | */ | |
165 | ||
ca4e7e14 JI |
166 | static int compare_lines PARAMS ((const PTR, const PTR)); |
167 | static int comp_files PARAMS ((const void *, const void *)); | |
168 | static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
169 | static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, | |
170 | Tcl_Obj *CONST objv[])); | |
171 | static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
172 | static int gdb_clear_file PARAMS ((ClientData, Tcl_Interp *interp, int, Tcl_Obj *CONST [])); | |
173 | static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
174 | static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
175 | static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, | |
176 | Tcl_Obj *CONST [])); | |
177 | static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
178 | static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
179 | static int gdb_find_file_command PARAMS ((ClientData, Tcl_Interp *, int, | |
180 | Tcl_Obj *CONST objv[])); | |
181 | static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
182 | static struct symtab *full_lookup_symtab PARAMS ((char *file)); | |
183 | static int gdb_get_args_command PARAMS ((ClientData, Tcl_Interp *, int, | |
184 | Tcl_Obj *CONST objv[])); | |
185 | static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
186 | static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
187 | static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, | |
188 | Tcl_Obj *CONST objv[])); | |
189 | static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, | |
190 | Tcl_Obj *CONST objv[])); | |
191 | static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, | |
192 | Tcl_Obj *CONST objv[])); | |
193 | static int gdb_get_locals_command PARAMS ((ClientData, Tcl_Interp *, int, | |
194 | Tcl_Obj *CONST objv[])); | |
195 | static int gdb_get_mem PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
196 | static int gdb_get_trace_frame_num PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
197 | static int gdb_get_tracepoint_list PARAMS ((ClientData, Tcl_Interp *, int, | |
198 | Tcl_Obj *CONST objv[])); | |
199 | static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, | |
200 | Tcl_Obj *CONST objv[])); | |
201 | static int gdb_immediate_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
202 | static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
203 | static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
204 | static int gdb_loadfile PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
205 | static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
206 | static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
207 | static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
208 | static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, | |
209 | Tcl_Obj *CONST objv[])); | |
210 | static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
211 | static int gdb_search PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST | |
212 | objv[])); | |
213 | static int gdb_set_bp PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
23e1f78b | 214 | static int gdb_set_bp_addr PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
d84563bc MH |
215 | static int gdb_find_bp_at_line PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
216 | static int gdb_find_bp_at_addr PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); | |
ca4e7e14 JI |
217 | static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); |
218 | static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, | |
219 | int, | |
220 | Tcl_Obj *CONST [])); | |
221 | static int gdb_trace_status PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); | |
222 | static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, | |
223 | int, | |
224 | Tcl_Obj *CONST objv[])); | |
225 | static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, | |
226 | Tcl_Obj *CONST objv[])); | |
ca4e7e14 | 227 | static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *)); |
ca4e7e14 | 228 | static int get_pc_register PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); |
3d64f1e0 KS |
229 | static int gdb_stack PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); |
230 | ||
ca4e7e14 JI |
231 | char * get_prompt PARAMS ((void)); |
232 | static void get_register PARAMS ((int, void *)); | |
233 | static void get_register_name PARAMS ((int, void *)); | |
234 | static int map_arg_registers PARAMS ((int, Tcl_Obj *CONST [], void (*) (int, void *), void *)); | |
ca4e7e14 JI |
235 | static int perror_with_name_wrapper PARAMS ((char *args)); |
236 | static void register_changed_p PARAMS ((int, void *)); | |
237 | void TclDebug PARAMS ((const char *fmt, ...)); | |
238 | static int wrapped_call (char *opaque_args); | |
3d64f1e0 | 239 | static void get_frame_name PARAMS ((Tcl_Interp *interp, Tcl_Obj *list, struct frame_info *fi)); |
ca4e7e14 JI |
240 | \f |
241 | /* Gdbtk_Init | |
242 | * This loads all the Tcl commands into the Tcl interpreter. | |
243 | * | |
244 | * Arguments: | |
245 | * interp - The interpreter into which to load the commands. | |
246 | * | |
247 | * Result: | |
248 | * A standard Tcl result. | |
249 | */ | |
250 | ||
251 | int | |
252 | Gdbtk_Init (interp) | |
253 | Tcl_Interp *interp; | |
254 | { | |
255 | Tcl_CreateObjCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL); | |
256 | Tcl_CreateObjCommand (interp, "gdb_immediate", call_wrapper, | |
257 | gdb_immediate_command, NULL); | |
258 | Tcl_CreateObjCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL); | |
259 | Tcl_CreateObjCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL); | |
260 | Tcl_CreateObjCommand (interp, "gdb_listfiles", call_wrapper, gdb_listfiles, NULL); | |
261 | Tcl_CreateObjCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs, | |
262 | NULL); | |
263 | Tcl_CreateObjCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem, | |
264 | NULL); | |
265 | Tcl_CreateObjCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL); | |
266 | Tcl_CreateObjCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL); | |
267 | Tcl_CreateObjCommand (interp, "gdb_fetch_registers", call_wrapper, | |
268 | gdb_fetch_registers, NULL); | |
269 | Tcl_CreateObjCommand (interp, "gdb_changed_register_list", call_wrapper, | |
270 | gdb_changed_register_list, NULL); | |
271 | Tcl_CreateObjCommand (interp, "gdb_disassemble", call_wrapper, | |
272 | gdb_disassemble, NULL); | |
273 | Tcl_CreateObjCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL); | |
274 | Tcl_CreateObjCommand (interp, "gdb_get_breakpoint_list", call_wrapper, | |
275 | gdb_get_breakpoint_list, NULL); | |
276 | Tcl_CreateObjCommand (interp, "gdb_get_breakpoint_info", call_wrapper, | |
277 | gdb_get_breakpoint_info, NULL); | |
278 | Tcl_CreateObjCommand (interp, "gdb_clear_file", call_wrapper, | |
279 | gdb_clear_file, NULL); | |
280 | Tcl_CreateObjCommand (interp, "gdb_confirm_quit", call_wrapper, | |
281 | gdb_confirm_quit, NULL); | |
282 | Tcl_CreateObjCommand (interp, "gdb_force_quit", call_wrapper, | |
283 | gdb_force_quit, NULL); | |
284 | Tcl_CreateObjCommand (interp, "gdb_target_has_execution", | |
285 | call_wrapper, | |
286 | gdb_target_has_execution_command, NULL); | |
287 | Tcl_CreateObjCommand (interp, "gdb_is_tracing", | |
288 | call_wrapper, gdb_trace_status, | |
289 | NULL); | |
290 | Tcl_CreateObjCommand (interp, "gdb_load_info", call_wrapper, gdb_load_info, NULL); | |
291 | Tcl_CreateObjCommand (interp, "gdb_get_locals", call_wrapper, gdb_get_locals_command, | |
292 | NULL); | |
293 | Tcl_CreateObjCommand (interp, "gdb_get_args", call_wrapper, gdb_get_args_command, | |
294 | NULL); | |
295 | Tcl_CreateObjCommand (interp, "gdb_get_function", call_wrapper, gdb_get_function_command, | |
296 | NULL); | |
297 | Tcl_CreateObjCommand (interp, "gdb_get_line", call_wrapper, gdb_get_line_command, | |
298 | NULL); | |
299 | Tcl_CreateObjCommand (interp, "gdb_get_file", call_wrapper, gdb_get_file_command, | |
300 | NULL); | |
301 | Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists", | |
302 | call_wrapper, gdb_tracepoint_exists_command, NULL); | |
303 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info", | |
304 | call_wrapper, gdb_get_tracepoint_info, NULL); | |
305 | Tcl_CreateObjCommand (interp, "gdb_actions", | |
306 | call_wrapper, gdb_actions_command, NULL); | |
307 | Tcl_CreateObjCommand (interp, "gdb_prompt", | |
308 | call_wrapper, gdb_prompt_command, NULL); | |
309 | Tcl_CreateObjCommand (interp, "gdb_find_file", | |
310 | call_wrapper, gdb_find_file_command, NULL); | |
311 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_list", | |
312 | call_wrapper, gdb_get_tracepoint_list, NULL); | |
313 | Tcl_CreateObjCommand (interp, "gdb_pc_reg", call_wrapper, get_pc_register, NULL); | |
314 | Tcl_CreateObjCommand (interp, "gdb_loadfile", call_wrapper, gdb_loadfile, NULL); | |
315 | Tcl_CreateObjCommand (gdbtk_interp, "gdb_search", call_wrapper, | |
316 | gdb_search, NULL); | |
317 | Tcl_CreateObjCommand (interp, "gdb_set_bp", call_wrapper, gdb_set_bp, NULL); | |
23e1f78b | 318 | Tcl_CreateObjCommand (interp, "gdb_set_bp_addr", call_wrapper, gdb_set_bp_addr, NULL); |
d84563bc MH |
319 | Tcl_CreateObjCommand (interp, "gdb_find_bp_at_line", call_wrapper, gdb_find_bp_at_line, NULL); |
320 | Tcl_CreateObjCommand (interp, "gdb_find_bp_at_addr", call_wrapper, gdb_find_bp_at_addr, NULL); | |
ca4e7e14 JI |
321 | Tcl_CreateObjCommand (interp, "gdb_get_trace_frame_num", |
322 | call_wrapper, gdb_get_trace_frame_num, NULL); | |
3d64f1e0 KS |
323 | Tcl_CreateObjCommand (interp, "gdb_stack", call_wrapper, gdb_stack, NULL); |
324 | ||
4ff5d55a | 325 | Tcl_LinkVar (interp, "gdb_selected_frame_level", |
3d64f1e0 KS |
326 | (char *) &selected_frame_level, |
327 | TCL_LINK_INT | TCL_LINK_READ_ONLY); | |
ca4e7e14 | 328 | |
4ff5d55a MH |
329 | /* gdb_context is used for debugging multiple threads or tasks */ |
330 | Tcl_LinkVar (interp, "gdb_context_id", | |
331 | (char *) &gdb_context, | |
332 | TCL_LINK_INT | TCL_LINK_READ_ONLY); | |
333 | ||
ca4e7e14 JI |
334 | Tcl_PkgProvide(interp, "Gdbtk", GDBTK_VERSION); |
335 | return TCL_OK; | |
336 | } | |
337 | ||
338 | /* This routine acts as a top-level for all GDB code called by Tcl/Tk. It | |
339 | handles cleanups, and uses catch_errors to trap calls to return_to_top_level | |
340 | (usually via error). | |
341 | This is necessary in order to prevent a longjmp out of the bowels of Tk, | |
342 | possibly leaving things in a bad state. Since this routine can be called | |
343 | recursively, it needs to save and restore the contents of the result_ptr as | |
344 | necessary. */ | |
345 | ||
346 | static int | |
347 | call_wrapper (clientData, interp, objc, objv) | |
348 | ClientData clientData; | |
349 | Tcl_Interp *interp; | |
350 | int objc; | |
351 | Tcl_Obj *CONST objv[]; | |
352 | { | |
353 | struct wrapped_call_args wrapped_args; | |
354 | gdbtk_result new_result, *old_result_ptr; | |
ca4e7e14 JI |
355 | |
356 | old_result_ptr = result_ptr; | |
357 | result_ptr = &new_result; | |
358 | result_ptr->obj_ptr = Tcl_NewObj(); | |
359 | result_ptr->flags = GDBTK_TO_RESULT; | |
360 | ||
361 | wrapped_args.func = (Tcl_ObjCmdProc *) clientData; | |
362 | wrapped_args.interp = interp; | |
363 | wrapped_args.objc = objc; | |
364 | wrapped_args.objv = objv; | |
365 | wrapped_args.val = TCL_OK; | |
366 | ||
367 | if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL)) | |
368 | { | |
369 | ||
370 | wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */ | |
371 | ||
372 | /* Make sure the timer interrupts are turned off. */ | |
373 | ||
374 | gdbtk_stop_timer (); | |
375 | ||
376 | gdb_flush (gdb_stderr); /* Flush error output */ | |
377 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ | |
378 | ||
379 | /* If we errored out here, and the results were going to the | |
380 | console, then gdbtk_fputs will have gathered the result into the | |
381 | result_ptr. We also need to echo them out to the console here */ | |
382 | ||
383 | gdb_flush (gdb_stderr); /* Flush error output */ | |
384 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ | |
385 | ||
386 | /* In case of an error, we may need to force the GUI into idle | |
387 | mode because gdbtk_call_command may have bombed out while in | |
388 | the command routine. */ | |
389 | ||
390 | running_now = 0; | |
391 | Tcl_Eval (interp, "gdbtk_tcl_idle"); | |
392 | ||
393 | } | |
394 | ||
395 | /* do not suppress any errors -- a remote target could have errored */ | |
396 | load_in_progress = 0; | |
397 | ||
398 | /* | |
399 | * Now copy the result over to the true Tcl result. If GDBTK_TO_RESULT flag | |
400 | * bit is set , this just copies a null object over to the Tcl result, which is | |
401 | * fine because we should reset the result in this case anyway. | |
402 | */ | |
403 | if (result_ptr->flags & GDBTK_IN_TCL_RESULT) | |
404 | { | |
405 | Tcl_DecrRefCount(result_ptr->obj_ptr); | |
406 | } | |
407 | else | |
408 | { | |
409 | Tcl_SetObjResult (interp, result_ptr->obj_ptr); | |
410 | } | |
411 | ||
412 | result_ptr = old_result_ptr; | |
413 | ||
414 | #ifdef _WIN32 | |
415 | close_bfds (); | |
416 | #endif | |
417 | ||
418 | return wrapped_args.val; | |
419 | } | |
420 | ||
421 | /* | |
422 | * This is the wrapper that is passed to catch_errors. | |
423 | */ | |
424 | ||
425 | static int | |
426 | wrapped_call (opaque_args) | |
427 | char *opaque_args; | |
428 | { | |
429 | struct wrapped_call_args *args = (struct wrapped_call_args *) opaque_args; | |
430 | args->val = (*args->func) (args->func, args->interp, args->objc, args->objv); | |
431 | return 1; | |
432 | } | |
433 | ||
434 | /* This is a convenience function to sprintf something(s) into a | |
435 | * new element in a Tcl list object. | |
436 | */ | |
437 | ||
438 | static void | |
439 | #ifdef ANSI_PROTOTYPES | |
440 | sprintf_append_element_to_obj (Tcl_Obj *objp, char *format, ...) | |
441 | #else | |
442 | sprintf_append_element_to_obj (va_alist) | |
443 | va_dcl | |
444 | #endif | |
445 | { | |
446 | va_list args; | |
447 | char buf[1024]; | |
448 | ||
449 | #ifdef ANSI_PROTOTYPES | |
450 | va_start (args, format); | |
451 | #else | |
452 | Tcl_Obj *objp; | |
453 | char *format; | |
454 | ||
455 | va_start (args); | |
456 | dsp = va_arg (args, Tcl_Obj *); | |
457 | format = va_arg (args, char *); | |
458 | #endif | |
459 | ||
460 | vsprintf (buf, format, args); | |
461 | ||
462 | Tcl_ListObjAppendElement (NULL, objp, Tcl_NewStringObj (buf, -1)); | |
463 | } | |
464 | \f | |
465 | /* | |
466 | * This section contains the commands that control execution. | |
467 | */ | |
468 | ||
469 | /* This implements the tcl command gdb_clear_file. | |
470 | * | |
471 | * Prepare to accept a new executable file. This is called when we | |
472 | * want to clear away everything we know about the old file, without | |
473 | * asking the user. The Tcl code will have already asked the user if | |
474 | * necessary. After this is called, we should be able to run the | |
475 | * `file' command without getting any questions. | |
476 | * | |
477 | * Arguments: | |
478 | * None | |
479 | * Tcl Result: | |
480 | * None | |
481 | */ | |
482 | ||
483 | static int | |
484 | gdb_clear_file (clientData, interp, objc, objv) | |
485 | ClientData clientData; | |
486 | Tcl_Interp *interp; | |
487 | int objc; | |
488 | Tcl_Obj *CONST objv[]; | |
489 | { | |
490 | if (objc != 1) | |
491 | Tcl_SetStringObj (result_ptr->obj_ptr, | |
492 | "Wrong number of args, none are allowed.", -1); | |
493 | ||
494 | if (inferior_pid != 0 && target_has_execution) | |
495 | { | |
496 | if (attach_flag) | |
4af2d83a | 497 | target_detach (NULL, 0); |
ca4e7e14 | 498 | else |
4af2d83a | 499 | target_kill (); |
ca4e7e14 JI |
500 | } |
501 | ||
502 | if (target_has_execution) | |
503 | pop_target (); | |
504 | ||
505 | symbol_file_command (NULL, 0); | |
506 | ||
507 | /* gdb_loc refers to stop_pc, but nothing seems to clear it, so we | |
508 | clear it here. FIXME: This seems like an abstraction violation | |
509 | somewhere. */ | |
510 | stop_pc = 0; | |
511 | ||
512 | return TCL_OK; | |
513 | } | |
514 | ||
515 | /* This implements the tcl command gdb_confirm_quit | |
516 | * Ask the user to confirm an exit request. | |
517 | * | |
518 | * Arguments: | |
519 | * None | |
520 | * Tcl Result: | |
521 | * A boolean, 1 if the user answered yes, 0 if no. | |
522 | */ | |
523 | ||
524 | static int | |
525 | gdb_confirm_quit (clientData, interp, objc, objv) | |
526 | ClientData clientData; | |
527 | Tcl_Interp *interp; | |
528 | int objc; | |
529 | Tcl_Obj *CONST objv[]; | |
530 | { | |
531 | int ret; | |
532 | ||
533 | if (objc != 1) | |
534 | { | |
535 | Tcl_SetStringObj (result_ptr->obj_ptr, "Wrong number of args, should be none.", -1); | |
536 | return TCL_ERROR; | |
537 | } | |
538 | ||
539 | ret = quit_confirm (); | |
540 | Tcl_SetBooleanObj (result_ptr->obj_ptr, ret); | |
541 | return TCL_OK; | |
542 | } | |
543 | ||
544 | /* This implements the tcl command gdb_force_quit | |
545 | * Quit without asking for confirmation. | |
546 | * | |
547 | * Arguments: | |
548 | * None | |
549 | * Tcl Result: | |
550 | * None | |
551 | */ | |
552 | ||
553 | static int | |
554 | gdb_force_quit (clientData, interp, objc, objv) | |
555 | ClientData clientData; | |
556 | Tcl_Interp *interp; | |
557 | int objc; | |
558 | Tcl_Obj *CONST objv[]; | |
559 | { | |
560 | if (objc != 1) | |
561 | { | |
562 | Tcl_SetStringObj (result_ptr->obj_ptr, "Wrong number of args, should be none.", -1); | |
563 | return TCL_ERROR; | |
564 | } | |
565 | ||
566 | quit_force ((char *) NULL, 1); | |
567 | return TCL_OK; | |
568 | } | |
569 | ||
570 | /* This implements the tcl command gdb_stop | |
571 | * It stops the target in a continuable fashion. | |
572 | * | |
573 | * Arguments: | |
574 | * None | |
575 | * Tcl Result: | |
576 | * None | |
577 | */ | |
578 | ||
579 | static int | |
580 | gdb_stop (clientData, interp, objc, objv) | |
581 | ClientData clientData; | |
582 | Tcl_Interp *interp; | |
583 | int objc; | |
584 | Tcl_Obj *CONST objv[]; | |
585 | { | |
2c04e0d9 | 586 | if (target_stop != target_ignore) |
ca4e7e14 | 587 | target_stop (); |
ca4e7e14 JI |
588 | else |
589 | quit_flag = 1; /* hope something sees this */ | |
590 | ||
591 | return TCL_OK; | |
592 | } | |
593 | ||
594 | \f | |
595 | /* | |
596 | * This section contains Tcl commands that are wrappers for invoking | |
597 | * the GDB command interpreter. | |
598 | */ | |
599 | ||
600 | ||
601 | /* This implements the tcl command `gdb_eval'. | |
602 | * It uses the gdb evaluator to return the value of | |
603 | * an expression in the current language | |
604 | * | |
605 | * Tcl Arguments: | |
606 | * expression - the expression to evaluate. | |
607 | * Tcl Result: | |
608 | * The result of the evaluation. | |
609 | */ | |
610 | ||
611 | static int | |
612 | gdb_eval (clientData, interp, objc, objv) | |
613 | ClientData clientData; | |
614 | Tcl_Interp *interp; | |
615 | int objc; | |
616 | Tcl_Obj *CONST objv[]; | |
617 | { | |
618 | struct expression *expr; | |
6f5af15b | 619 | struct cleanup *old_chain=NULL; |
ca4e7e14 JI |
620 | value_ptr val; |
621 | ||
622 | if (objc != 2) | |
623 | { | |
624 | Tcl_SetStringObj (result_ptr->obj_ptr, | |
625 | "wrong # args, should be \"gdb_eval expression\"", -1); | |
626 | return TCL_ERROR; | |
627 | } | |
628 | ||
629 | expr = parse_expression (Tcl_GetStringFromObj (objv[1], NULL)); | |
630 | ||
ad3b8c4a | 631 | old_chain = make_cleanup ((make_cleanup_func) free_current_contents, &expr); |
ca4e7e14 JI |
632 | |
633 | val = evaluate_expression (expr); | |
634 | ||
635 | /* | |
636 | * Print the result of the expression evaluation. This will go to | |
637 | * eventually go to gdbtk_fputs, and from there be collected into | |
638 | * the Tcl result. | |
639 | */ | |
640 | ||
641 | val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val), | |
642 | gdb_stdout, 0, 0, 0, 0); | |
643 | ||
644 | do_cleanups (old_chain); | |
645 | ||
646 | return TCL_OK; | |
647 | } | |
648 | ||
649 | /* This implements the tcl command "gdb_cmd". | |
650 | * | |
651 | * It sends its argument to the GDB command scanner for execution. | |
652 | * This command will never cause the update, idle and busy hooks to be called | |
653 | * within the GUI. | |
654 | * | |
655 | * Tcl Arguments: | |
656 | * command - The GDB command to execute | |
657 | * Tcl Result: | |
658 | * The output from the gdb command (except for the "load" & "while" | |
659 | * which dump their output to the console. | |
660 | */ | |
661 | ||
662 | static int | |
663 | gdb_cmd (clientData, interp, objc, objv) | |
664 | ClientData clientData; | |
665 | Tcl_Interp *interp; | |
666 | int objc; | |
667 | Tcl_Obj *CONST objv[]; | |
668 | { | |
669 | ||
670 | if (objc < 2) | |
671 | { | |
672 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong # args", -1); | |
673 | return TCL_ERROR; | |
674 | } | |
675 | ||
676 | if (running_now || load_in_progress) | |
677 | return TCL_OK; | |
678 | ||
679 | No_Update = 1; | |
680 | ||
681 | /* for the load instruction (and possibly others later) we | |
682 | set turn off the GDBTK_TO_RESULT flag bit so gdbtk_fputs() | |
683 | will not buffer all the data until the command is finished. */ | |
684 | ||
b2a9dbf7 | 685 | if ((strncmp ("load ", Tcl_GetStringFromObj (objv[1], NULL), 5) == 0)) |
ca4e7e14 JI |
686 | { |
687 | result_ptr->flags &= ~GDBTK_TO_RESULT; | |
688 | load_in_progress = 1; | |
ca4e7e14 JI |
689 | } |
690 | ||
691 | execute_command (Tcl_GetStringFromObj (objv[1], NULL), 1); | |
692 | ||
693 | if (load_in_progress) | |
694 | { | |
ca4e7e14 JI |
695 | load_in_progress = 0; |
696 | result_ptr->flags |= GDBTK_TO_RESULT; | |
697 | } | |
698 | ||
699 | bpstat_do_actions (&stop_bpstat); | |
700 | ||
701 | return TCL_OK; | |
702 | } | |
703 | ||
704 | /* | |
705 | * This implements the tcl command "gdb_immediate" | |
706 | * | |
707 | * It does exactly the same thing as gdb_cmd, except NONE of its outut | |
708 | * is buffered. This will also ALWAYS cause the busy, update, and idle hooks to | |
709 | * be called, contrasted with gdb_cmd, which NEVER calls them. | |
710 | * It turns off the GDBTK_TO_RESULT flag, which diverts the result | |
711 | * to the console window. | |
712 | * | |
713 | * Tcl Arguments: | |
714 | * command - The GDB command to execute | |
715 | * Tcl Result: | |
716 | * None. | |
717 | */ | |
718 | ||
719 | static int | |
720 | gdb_immediate_command (clientData, interp, objc, objv) | |
721 | ClientData clientData; | |
722 | Tcl_Interp *interp; | |
723 | int objc; | |
724 | Tcl_Obj *CONST objv[]; | |
725 | { | |
726 | ||
727 | if (objc != 2) | |
728 | { | |
729 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong # args", -1); | |
730 | return TCL_ERROR; | |
731 | } | |
732 | ||
733 | if (running_now || load_in_progress) | |
734 | return TCL_OK; | |
735 | ||
736 | No_Update = 0; | |
737 | ||
738 | result_ptr->flags &= ~GDBTK_TO_RESULT; | |
739 | ||
740 | execute_command (Tcl_GetStringFromObj (objv[1], NULL), 1); | |
741 | ||
742 | bpstat_do_actions (&stop_bpstat); | |
743 | ||
744 | result_ptr->flags |= GDBTK_TO_RESULT; | |
745 | ||
746 | return TCL_OK; | |
747 | } | |
748 | ||
749 | /* This implements the tcl command "gdb_prompt" | |
750 | * | |
751 | * It returns the gdb interpreter's prompt. | |
752 | * | |
753 | * Tcl Arguments: | |
754 | * None. | |
755 | * Tcl Result: | |
756 | * The prompt. | |
757 | */ | |
758 | ||
759 | static int | |
760 | gdb_prompt_command (clientData, interp, objc, objv) | |
761 | ClientData clientData; | |
762 | Tcl_Interp *interp; | |
763 | int objc; | |
764 | Tcl_Obj *CONST objv[]; | |
765 | { | |
766 | Tcl_SetStringObj (result_ptr->obj_ptr, get_prompt (), -1); | |
767 | return TCL_OK; | |
768 | } | |
769 | ||
770 | \f | |
771 | /* | |
772 | * This section contains general informational commands. | |
773 | */ | |
774 | ||
775 | /* This implements the tcl command "gdb_target_has_execution" | |
776 | * | |
777 | * Tells whether the target is executing. | |
778 | * | |
779 | * Tcl Arguments: | |
780 | * None | |
781 | * Tcl Result: | |
782 | * A boolean indicating whether the target is executing. | |
783 | */ | |
784 | ||
785 | static int | |
786 | gdb_target_has_execution_command (clientData, interp, objc, objv) | |
787 | ClientData clientData; | |
788 | Tcl_Interp *interp; | |
789 | int objc; | |
790 | Tcl_Obj *CONST objv[]; | |
791 | { | |
792 | int result = 0; | |
793 | ||
794 | if (target_has_execution && inferior_pid != 0) | |
795 | result = 1; | |
796 | ||
797 | Tcl_SetBooleanObj (result_ptr->obj_ptr, result); | |
798 | return TCL_OK; | |
799 | } | |
800 | ||
801 | /* This implements the tcl command "gdb_load_info" | |
802 | * | |
803 | * It returns information about the file about to be downloaded. | |
804 | * | |
805 | * Tcl Arguments: | |
806 | * filename: The file to open & get the info on. | |
807 | * Tcl Result: | |
808 | * A list consisting of the name and size of each section. | |
809 | */ | |
810 | ||
811 | static int | |
812 | gdb_load_info (clientData, interp, objc, objv) | |
813 | ClientData clientData; | |
814 | Tcl_Interp *interp; | |
815 | int objc; | |
816 | Tcl_Obj *CONST objv[]; | |
817 | { | |
818 | bfd *loadfile_bfd; | |
819 | struct cleanup *old_cleanups; | |
820 | asection *s; | |
821 | Tcl_Obj *ob[2]; | |
ca4e7e14 JI |
822 | |
823 | char *filename = Tcl_GetStringFromObj (objv[1], NULL); | |
824 | ||
825 | loadfile_bfd = bfd_openr (filename, gnutarget); | |
826 | if (loadfile_bfd == NULL) | |
827 | { | |
828 | Tcl_SetStringObj (result_ptr->obj_ptr, "Open failed", -1); | |
829 | return TCL_ERROR; | |
830 | } | |
ad3b8c4a | 831 | old_cleanups = make_cleanup ((make_cleanup_func) bfd_close, loadfile_bfd); |
ca4e7e14 JI |
832 | |
833 | if (!bfd_check_format (loadfile_bfd, bfd_object)) | |
834 | { | |
835 | Tcl_SetStringObj (result_ptr->obj_ptr, "Bad Object File", -1); | |
836 | return TCL_ERROR; | |
837 | } | |
838 | ||
839 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
840 | ||
841 | for (s = loadfile_bfd->sections; s; s = s->next) | |
842 | { | |
843 | if (s->flags & SEC_LOAD) | |
4af2d83a KS |
844 | { |
845 | bfd_size_type size = bfd_get_section_size_before_reloc (s); | |
846 | if (size > 0) | |
847 | { | |
848 | ob[0] = Tcl_NewStringObj ((char *) bfd_get_section_name (loadfile_bfd, s), -1); | |
849 | ob[1] = Tcl_NewLongObj ((long) size); | |
850 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewListObj (2, ob)); | |
851 | } | |
852 | } | |
ca4e7e14 JI |
853 | } |
854 | ||
855 | do_cleanups (old_cleanups); | |
856 | return TCL_OK; | |
857 | } | |
858 | ||
859 | ||
860 | /* gdb_get_locals - | |
861 | * This and gdb_get_locals just call gdb_get_vars_command with the right | |
862 | * value of clientData. We can't use the client data in the definition | |
863 | * of the command, because the call wrapper uses this instead... | |
864 | */ | |
865 | ||
866 | static int | |
867 | gdb_get_locals_command (clientData, interp, objc, objv) | |
868 | ClientData clientData; | |
869 | Tcl_Interp *interp; | |
870 | int objc; | |
871 | Tcl_Obj *CONST objv[]; | |
872 | { | |
873 | ||
874 | return gdb_get_vars_command((ClientData) 0, interp, objc, objv); | |
875 | ||
876 | } | |
877 | ||
878 | static int | |
879 | gdb_get_args_command (clientData, interp, objc, objv) | |
880 | ClientData clientData; | |
881 | Tcl_Interp *interp; | |
882 | int objc; | |
883 | Tcl_Obj *CONST objv[]; | |
884 | { | |
885 | ||
886 | return gdb_get_vars_command((ClientData) 1, interp, objc, objv); | |
887 | ||
888 | } | |
889 | ||
890 | /* This implements the tcl commands "gdb_get_locals" and "gdb_get_args" | |
891 | * | |
892 | * This function sets the Tcl interpreter's result to a list of variable names | |
893 | * depending on clientData. If clientData is one, the result is a list of | |
894 | * arguments; zero returns a list of locals -- all relative to the block | |
895 | * specified as an argument to the command. Valid commands include | |
896 | * anything decode_line_1 can handle (like "main.c:2", "*0x02020202", | |
897 | * and "main"). | |
898 | * | |
899 | * Tcl Arguments: | |
900 | * block - the address within which to specify the locals or args. | |
901 | * Tcl Result: | |
902 | * A list of the locals or args | |
903 | */ | |
904 | ||
905 | static int | |
906 | gdb_get_vars_command (clientData, interp, objc, objv) | |
907 | ClientData clientData; | |
908 | Tcl_Interp *interp; | |
909 | int objc; | |
910 | Tcl_Obj *CONST objv[]; | |
911 | { | |
912 | struct symtabs_and_lines sals; | |
913 | struct symbol *sym; | |
914 | struct block *block; | |
915 | char **canonical, *args; | |
916 | int i, nsyms, arguments; | |
917 | ||
918 | if (objc != 2) | |
919 | { | |
920 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, | |
921 | "wrong # of args: should be \"", | |
922 | Tcl_GetStringFromObj (objv[0], NULL), | |
923 | " function:line|function|line|*addr\"", NULL); | |
924 | return TCL_ERROR; | |
925 | } | |
926 | ||
927 | arguments = (int) clientData; | |
928 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
929 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
930 | if (sals.nelts == 0) | |
931 | { | |
932 | Tcl_SetStringObj (result_ptr->obj_ptr, | |
933 | "error decoding line", -1); | |
934 | return TCL_ERROR; | |
935 | } | |
936 | ||
937 | /* Initialize the result pointer to an empty list. */ | |
938 | ||
939 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
940 | ||
941 | /* Resolve all line numbers to PC's */ | |
942 | for (i = 0; i < sals.nelts; i++) | |
943 | resolve_sal_pc (&sals.sals[i]); | |
944 | ||
945 | block = block_for_pc (sals.sals[0].pc); | |
946 | while (block != 0) | |
947 | { | |
948 | nsyms = BLOCK_NSYMS (block); | |
949 | for (i = 0; i < nsyms; i++) | |
950 | { | |
951 | sym = BLOCK_SYM (block, i); | |
952 | switch (SYMBOL_CLASS (sym)) { | |
953 | default: | |
954 | case LOC_UNDEF: /* catches errors */ | |
955 | case LOC_CONST: /* constant */ | |
ca4e7e14 JI |
956 | case LOC_TYPEDEF: /* local typedef */ |
957 | case LOC_LABEL: /* local label */ | |
958 | case LOC_BLOCK: /* local function */ | |
959 | case LOC_CONST_BYTES: /* loc. byte seq. */ | |
960 | case LOC_UNRESOLVED: /* unresolved static */ | |
961 | case LOC_OPTIMIZED_OUT: /* optimized out */ | |
962 | break; | |
963 | case LOC_ARG: /* argument */ | |
964 | case LOC_REF_ARG: /* reference arg */ | |
965 | case LOC_REGPARM: /* register arg */ | |
966 | case LOC_REGPARM_ADDR: /* indirect register arg */ | |
967 | case LOC_LOCAL_ARG: /* stack arg */ | |
968 | case LOC_BASEREG_ARG: /* basereg arg */ | |
969 | if (arguments) | |
970 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, | |
971 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
972 | break; | |
973 | case LOC_LOCAL: /* stack local */ | |
974 | case LOC_BASEREG: /* basereg local */ | |
4af2d83a KS |
975 | case LOC_STATIC: /* static */ |
976 | case LOC_REGISTER: /* register */ | |
ca4e7e14 JI |
977 | if (!arguments) |
978 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, | |
979 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); | |
980 | break; | |
981 | } | |
982 | } | |
983 | if (BLOCK_FUNCTION (block)) | |
984 | break; | |
985 | else | |
986 | block = BLOCK_SUPERBLOCK (block); | |
987 | } | |
988 | ||
989 | return TCL_OK; | |
990 | } | |
991 | ||
992 | /* This implements the tcl command "gdb_get_line" | |
993 | * | |
994 | * It returns the linenumber for a given linespec. It will take any spec | |
995 | * that can be passed to decode_line_1 | |
996 | * | |
997 | * Tcl Arguments: | |
998 | * linespec - the line specification | |
999 | * Tcl Result: | |
1000 | * The line number for that spec. | |
1001 | */ | |
1002 | static int | |
1003 | gdb_get_line_command (clientData, interp, objc, objv) | |
1004 | ClientData clientData; | |
1005 | Tcl_Interp *interp; | |
1006 | int objc; | |
1007 | Tcl_Obj *CONST objv[]; | |
1008 | { | |
ca4e7e14 JI |
1009 | struct symtabs_and_lines sals; |
1010 | char *args, **canonical; | |
1011 | ||
1012 | if (objc != 2) | |
1013 | { | |
1014 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # of args: should be \"", | |
1015 | Tcl_GetStringFromObj (objv[0], NULL), | |
1016 | " linespec\"", NULL); | |
1017 | return TCL_ERROR; | |
1018 | } | |
1019 | ||
1020 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
1021 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
1022 | if (sals.nelts == 1) | |
1023 | { | |
1024 | Tcl_SetIntObj (result_ptr->obj_ptr, sals.sals[0].line); | |
1025 | return TCL_OK; | |
1026 | } | |
1027 | ||
1028 | Tcl_SetStringObj (result_ptr->obj_ptr, "N/A", -1); | |
1029 | return TCL_OK; | |
1030 | ||
1031 | } | |
1032 | ||
1033 | /* This implements the tcl command "gdb_get_file" | |
1034 | * | |
1035 | * It returns the file containing a given line spec. | |
1036 | * | |
1037 | * Tcl Arguments: | |
1038 | * linespec - The linespec to look up | |
1039 | * Tcl Result: | |
1040 | * The file containing it. | |
1041 | */ | |
1042 | ||
1043 | static int | |
1044 | gdb_get_file_command (clientData, interp, objc, objv) | |
1045 | ClientData clientData; | |
1046 | Tcl_Interp *interp; | |
1047 | int objc; | |
1048 | Tcl_Obj *CONST objv[]; | |
1049 | { | |
ca4e7e14 JI |
1050 | struct symtabs_and_lines sals; |
1051 | char *args, **canonical; | |
1052 | ||
1053 | if (objc != 2) | |
1054 | { | |
1055 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # of args: should be \"", | |
1056 | Tcl_GetStringFromObj (objv[0], NULL), | |
1057 | " linespec\"", NULL); | |
1058 | return TCL_ERROR; | |
1059 | } | |
1060 | ||
1061 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
1062 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
1063 | if (sals.nelts == 1) | |
1064 | { | |
1065 | Tcl_SetStringObj (result_ptr->obj_ptr, sals.sals[0].symtab->filename, -1); | |
1066 | return TCL_OK; | |
1067 | } | |
1068 | ||
1069 | Tcl_SetStringObj (result_ptr->obj_ptr, "N/A", -1); | |
1070 | return TCL_OK; | |
1071 | } | |
1072 | ||
1073 | /* This implements the tcl command "gdb_get_function" | |
1074 | * | |
1075 | * It finds the function containing the given line spec. | |
1076 | * | |
1077 | * Tcl Arguments: | |
1078 | * linespec - The line specification | |
1079 | * Tcl Result: | |
1080 | * The function that contains it, or "N/A" if it is not in a function. | |
1081 | */ | |
1082 | static int | |
1083 | gdb_get_function_command (clientData, interp, objc, objv) | |
1084 | ClientData clientData; | |
1085 | Tcl_Interp *interp; | |
1086 | int objc; | |
1087 | Tcl_Obj *CONST objv[]; | |
1088 | { | |
1089 | char *function; | |
1090 | struct symtabs_and_lines sals; | |
1091 | char *args, **canonical; | |
1092 | ||
1093 | if (objc != 2) | |
1094 | { | |
1095 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # of args: should be \"", | |
1096 | Tcl_GetStringFromObj (objv[0], NULL), | |
1097 | " linespec\"", NULL); | |
1098 | return TCL_ERROR; | |
1099 | } | |
1100 | ||
1101 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
1102 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
1103 | if (sals.nelts == 1) | |
1104 | { | |
1105 | resolve_sal_pc (&sals.sals[0]); | |
1106 | find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL); | |
1107 | if (function != NULL) | |
1108 | { | |
1109 | Tcl_SetStringObj (result_ptr->obj_ptr, function, -1); | |
1110 | return TCL_OK; | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | Tcl_SetStringObj (result_ptr->obj_ptr, "N/A", -1); | |
1115 | return TCL_OK; | |
1116 | } | |
1117 | ||
1118 | /* This implements the tcl command "gdb_find_file" | |
1119 | * | |
1120 | * It searches the symbol tables to get the full pathname to a file. | |
1121 | * | |
1122 | * Tcl Arguments: | |
1123 | * filename: the file name to search for. | |
1124 | * Tcl Result: | |
1125 | * The full path to the file, or an empty string if the file is not | |
1126 | * found. | |
1127 | */ | |
1128 | ||
1129 | static int | |
1130 | gdb_find_file_command (clientData, interp, objc, objv) | |
1131 | ClientData clientData; | |
1132 | Tcl_Interp *interp; | |
1133 | int objc; | |
1134 | Tcl_Obj *CONST objv[]; | |
1135 | { | |
1136 | char *filename = NULL; | |
1137 | struct symtab *st; | |
1138 | ||
1139 | if (objc != 2) | |
1140 | { | |
1141 | Tcl_WrongNumArgs(interp, 1, objv, "filename"); | |
1142 | return TCL_ERROR; | |
1143 | } | |
1144 | ||
1145 | st = full_lookup_symtab (Tcl_GetStringFromObj (objv[1], NULL)); | |
1146 | if (st) | |
1147 | filename = st->fullname; | |
1148 | ||
1149 | if (filename == NULL) | |
1150 | Tcl_SetStringObj (result_ptr->obj_ptr, "", 0); | |
1151 | else | |
1152 | Tcl_SetStringObj (result_ptr->obj_ptr, filename, -1); | |
1153 | ||
1154 | return TCL_OK; | |
1155 | } | |
1156 | ||
1157 | /* This implements the tcl command "gdb_listfiles" | |
1158 | * | |
1159 | * This lists all the files in the current executible. | |
1160 | * | |
9c56157f MH |
1161 | * Note that this currently pulls in all sorts of filenames |
1162 | * that aren't really part of the executable. It would be | |
1163 | * best if we could check each file to see if it actually | |
1164 | * contains executable lines of code, but we can't do that | |
1165 | * with psymtabs. | |
1166 | * | |
ca4e7e14 JI |
1167 | * Arguments: |
1168 | * ?pathname? - If provided, only files which match pathname | |
9c56157f MH |
1169 | * (up to strlen(pathname)) are included. THIS DOES NOT |
1170 | * CURRENTLY WORK BECAUSE PARTIAL_SYMTABS DON'T SUPPLY | |
1171 | * THE FULL PATHNAME!!! | |
1172 | * | |
ca4e7e14 JI |
1173 | * Tcl Result: |
1174 | * A list of all matching files. | |
1175 | */ | |
ca4e7e14 JI |
1176 | static int |
1177 | gdb_listfiles (clientData, interp, objc, objv) | |
1178 | ClientData clientData; | |
1179 | Tcl_Interp *interp; | |
1180 | int objc; | |
1181 | Tcl_Obj *CONST objv[]; | |
1182 | { | |
1183 | struct objfile *objfile; | |
1184 | struct partial_symtab *psymtab; | |
1185 | struct symtab *symtab; | |
6f5af15b | 1186 | char *lastfile, *pathname=NULL, **files; |
ca4e7e14 JI |
1187 | int files_size; |
1188 | int i, numfiles = 0, len = 0; | |
ca4e7e14 JI |
1189 | |
1190 | files_size = 1000; | |
1191 | files = (char **) xmalloc (sizeof (char *) * files_size); | |
6f5af15b | 1192 | |
ca4e7e14 JI |
1193 | if (objc > 2) |
1194 | { | |
1195 | Tcl_WrongNumArgs (interp, 1, objv, "Usage: gdb_listfiles ?pathname?"); | |
1196 | return TCL_ERROR; | |
1197 | } | |
1198 | else if (objc == 2) | |
1199 | pathname = Tcl_GetStringFromObj (objv[1], &len); | |
1200 | ||
1201 | ALL_PSYMTABS (objfile, psymtab) | |
1202 | { | |
1203 | if (numfiles == files_size) | |
1204 | { | |
4af2d83a KS |
1205 | files_size = files_size * 2; |
1206 | files = (char **) xrealloc (files, sizeof (char *) * files_size); | |
ca4e7e14 | 1207 | } |
9c56157f | 1208 | if (psymtab->filename) |
4af2d83a KS |
1209 | { |
1210 | if (!len || !strncmp(pathname, psymtab->filename,len) | |
1211 | || !strcmp(psymtab->filename, basename(psymtab->filename))) | |
1212 | { | |
1213 | files[numfiles++] = basename(psymtab->filename); | |
1214 | } | |
1215 | } | |
ca4e7e14 JI |
1216 | } |
1217 | ||
1218 | ALL_SYMTABS (objfile, symtab) | |
1219 | { | |
1220 | if (numfiles == files_size) | |
1221 | { | |
4af2d83a KS |
1222 | files_size = files_size * 2; |
1223 | files = (char **) xrealloc (files, sizeof (char *) * files_size); | |
ca4e7e14 | 1224 | } |
9c56157f | 1225 | if (symtab->filename && symtab->linetable && symtab->linetable->nitems) |
4af2d83a KS |
1226 | { |
1227 | if (!len || !strncmp(pathname, symtab->filename,len) | |
1228 | || !strcmp(symtab->filename, basename(symtab->filename))) | |
1229 | { | |
1230 | files[numfiles++] = basename(symtab->filename); | |
1231 | } | |
1232 | } | |
ca4e7e14 JI |
1233 | } |
1234 | ||
1235 | qsort (files, numfiles, sizeof(char *), comp_files); | |
1236 | ||
1237 | lastfile = ""; | |
1238 | ||
1239 | /* Discard the old result pointer, in case it has accumulated anything | |
1240 | and set it to a new list object */ | |
1241 | ||
1242 | Tcl_SetListObj(result_ptr->obj_ptr, 0, NULL); | |
1243 | ||
1244 | for (i = 0; i < numfiles; i++) | |
1245 | { | |
1246 | if (strcmp(files[i],lastfile)) | |
4af2d83a | 1247 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewStringObj(files[i], -1)); |
ca4e7e14 JI |
1248 | lastfile = files[i]; |
1249 | } | |
1250 | ||
1251 | free (files); | |
1252 | return TCL_OK; | |
1253 | } | |
1254 | ||
1255 | static int | |
1256 | comp_files (file1, file2) | |
1257 | const void *file1, *file2; | |
1258 | { | |
1259 | return strcmp(* (char **) file1, * (char **) file2); | |
1260 | } | |
1261 | ||
1262 | ||
1263 | /* This implements the tcl command "gdb_search" | |
1264 | * | |
1265 | * | |
1266 | * Tcl Arguments: | |
1267 | * option - One of "functions", "variables" or "types" | |
1268 | * regexp - The regular expression to look for. | |
1269 | * Then, optionally: | |
1270 | * -files fileList | |
1271 | * -static 1/0 | |
1272 | * Tcl Result: | |
1273 | * | |
1274 | */ | |
1275 | ||
1276 | static int | |
1277 | gdb_search (clientData, interp, objc, objv) | |
1278 | ClientData clientData; | |
1279 | Tcl_Interp *interp; | |
1280 | int objc; | |
1281 | Tcl_Obj *CONST objv[]; | |
1282 | { | |
850e1491 | 1283 | struct symbol_search *ss = NULL; |
ca4e7e14 | 1284 | struct symbol_search *p; |
6f5af15b MH |
1285 | struct cleanup *old_chain = NULL; |
1286 | Tcl_Obj *CONST *switch_objv; | |
ca4e7e14 | 1287 | int index, switch_objc, i; |
6f5af15b MH |
1288 | namespace_enum space = 0; |
1289 | char *regexp; | |
ca4e7e14 JI |
1290 | int static_only, nfiles; |
1291 | Tcl_Obj **file_list; | |
1292 | char **files; | |
1293 | static char *search_options[] = { "functions", "variables", "types", (char *) NULL }; | |
850e1491 | 1294 | static char *switches[] = { "-files", "-static", (char *) NULL }; |
ca4e7e14 JI |
1295 | enum search_opts { SEARCH_FUNCTIONS, SEARCH_VARIABLES, SEARCH_TYPES }; |
1296 | enum switches_opts { SWITCH_FILES, SWITCH_STATIC_ONLY }; | |
1297 | ||
1298 | if (objc < 3) | |
1299 | { | |
1300 | Tcl_WrongNumArgs (interp, 1, objv, "option regexp ?arg ...?"); | |
850e1491 | 1301 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; |
ca4e7e14 JI |
1302 | return TCL_ERROR; |
1303 | } | |
1304 | ||
1305 | if (Tcl_GetIndexFromObj (interp, objv[1], search_options, "option", 0, | |
1306 | &index) != TCL_OK) | |
850e1491 KS |
1307 | { |
1308 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1309 | return TCL_ERROR; | |
1310 | } | |
ca4e7e14 JI |
1311 | |
1312 | /* Unfortunately, we cannot teach search_symbols to search on | |
1313 | multiple regexps, so we have to do a two-tier search for | |
1314 | any searches which choose to narrow the playing field. */ | |
1315 | switch ((enum search_opts) index) | |
1316 | { | |
1317 | case SEARCH_FUNCTIONS: | |
1318 | space = FUNCTIONS_NAMESPACE; break; | |
1319 | case SEARCH_VARIABLES: | |
1320 | space = VARIABLES_NAMESPACE; break; | |
1321 | case SEARCH_TYPES: | |
1322 | space = TYPES_NAMESPACE; break; | |
1323 | } | |
1324 | ||
1325 | regexp = Tcl_GetStringFromObj (objv[2], NULL); | |
1326 | /* Process any switches that refine the search */ | |
1327 | switch_objc = objc - 3; | |
1328 | switch_objv = objv + 3; | |
1329 | ||
1330 | static_only = 0; | |
1331 | nfiles = 0; | |
1332 | files = (char **) NULL; | |
1333 | while (switch_objc > 0) | |
1334 | { | |
1335 | if (Tcl_GetIndexFromObj (interp, switch_objv[0], switches, | |
1336 | "option", 0, &index) != TCL_OK) | |
850e1491 KS |
1337 | { |
1338 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1339 | return TCL_ERROR; | |
1340 | } | |
ca4e7e14 JI |
1341 | |
1342 | switch ((enum switches_opts) index) | |
1343 | { | |
1344 | case SWITCH_FILES: | |
850e1491 KS |
1345 | { |
1346 | int result; | |
1347 | if (switch_objc < 2) | |
1348 | { | |
1349 | Tcl_WrongNumArgs (interp, 2, objv, "[-files fileList -static 1|0]"); | |
1350 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1351 | return TCL_ERROR; | |
1352 | } | |
1353 | result = Tcl_ListObjGetElements (interp, switch_objv[1], &nfiles, &file_list); | |
1354 | if (result != TCL_OK) | |
1355 | return result; | |
1356 | ||
1357 | files = (char **) xmalloc (nfiles * sizeof (char *)); | |
1358 | for (i = 0; i < nfiles; i++) | |
ca4e7e14 | 1359 | files[i] = Tcl_GetStringFromObj (file_list[i], NULL); |
850e1491 KS |
1360 | switch_objc--; |
1361 | switch_objv++; | |
1362 | } | |
ca4e7e14 JI |
1363 | break; |
1364 | case SWITCH_STATIC_ONLY: | |
1365 | if (switch_objc < 2) | |
1366 | { | |
1367 | Tcl_WrongNumArgs (interp, 2, objv, "[-files fileList] [-static 1|0]"); | |
850e1491 | 1368 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; |
ca4e7e14 JI |
1369 | return TCL_ERROR; |
1370 | } | |
1371 | if ( Tcl_GetBooleanFromObj (interp, switch_objv[1], &static_only) != | |
850e1491 KS |
1372 | TCL_OK) { |
1373 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1374 | return TCL_ERROR; | |
1375 | } | |
ca4e7e14 JI |
1376 | switch_objc--; |
1377 | switch_objv++; | |
1378 | } | |
ca4e7e14 JI |
1379 | switch_objc--; |
1380 | switch_objv++; | |
1381 | } | |
1382 | ||
1383 | search_symbols (regexp, space, nfiles, files, &ss); | |
850e1491 | 1384 | if (ss != NULL) |
ad3b8c4a | 1385 | old_chain = make_cleanup ((make_cleanup_func) free_search_symbols, ss); |
850e1491 KS |
1386 | |
1387 | Tcl_SetListObj(result_ptr->obj_ptr, 0, NULL); | |
1388 | ||
ca4e7e14 JI |
1389 | for (p = ss; p != NULL; p = p->next) |
1390 | { | |
1391 | Tcl_Obj *elem; | |
1392 | ||
1393 | if (static_only && p->block != STATIC_BLOCK) | |
1394 | continue; | |
1395 | ||
1396 | elem = Tcl_NewListObj (0, NULL); | |
1397 | ||
1398 | if (p->msymbol == NULL) | |
1399 | Tcl_ListObjAppendElement (interp, elem, | |
1400 | Tcl_NewStringObj (SYMBOL_SOURCE_NAME (p->symbol), -1)); | |
1401 | else | |
1402 | Tcl_ListObjAppendElement (interp, elem, | |
1403 | Tcl_NewStringObj (SYMBOL_SOURCE_NAME (p->msymbol), -1)); | |
1404 | ||
1405 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, elem); | |
1406 | } | |
1407 | ||
850e1491 KS |
1408 | if (ss != NULL) |
1409 | do_cleanups (old_chain); | |
1410 | ||
ca4e7e14 JI |
1411 | return TCL_OK; |
1412 | } | |
1413 | ||
1414 | /* This implements the tcl command gdb_listfuncs | |
1415 | * | |
1416 | * It lists all the functions defined in a given file | |
1417 | * | |
1418 | * Arguments: | |
1419 | * file - the file to look in | |
1420 | * Tcl Result: | |
1421 | * A list of two element lists, the first element is | |
1422 | * the symbol name, and the second is a boolean indicating | |
1423 | * whether the symbol is demangled (1 for yes). | |
1424 | */ | |
1425 | ||
1426 | static int | |
1427 | gdb_listfuncs (clientData, interp, objc, objv) | |
1428 | ClientData clientData; | |
1429 | Tcl_Interp *interp; | |
1430 | int objc; | |
1431 | Tcl_Obj *CONST objv[]; | |
1432 | { | |
1433 | struct symtab *symtab; | |
1434 | struct blockvector *bv; | |
1435 | struct block *b; | |
1436 | struct symbol *sym; | |
ca4e7e14 JI |
1437 | int i,j; |
1438 | Tcl_Obj *funcVals[2]; | |
1439 | ||
1440 | if (objc != 2) | |
1441 | { | |
1442 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong # args", -1); | |
1443 | } | |
1444 | ||
1445 | symtab = full_lookup_symtab (Tcl_GetStringFromObj (objv[1], NULL)); | |
1446 | if (!symtab) | |
1447 | { | |
1448 | Tcl_SetStringObj (result_ptr->obj_ptr, "No such file", -1); | |
1449 | return TCL_ERROR; | |
1450 | } | |
1451 | ||
1452 | if (mangled == NULL) | |
1453 | { | |
1454 | mangled = Tcl_NewBooleanObj(1); | |
1455 | not_mangled = Tcl_NewBooleanObj(0); | |
1456 | Tcl_IncrRefCount(mangled); | |
1457 | Tcl_IncrRefCount(not_mangled); | |
1458 | } | |
1459 | ||
1460 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
1461 | ||
1462 | bv = BLOCKVECTOR (symtab); | |
1463 | for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++) | |
1464 | { | |
1465 | b = BLOCKVECTOR_BLOCK (bv, i); | |
1466 | /* Skip the sort if this block is always sorted. */ | |
1467 | if (!BLOCK_SHOULD_SORT (b)) | |
4af2d83a | 1468 | sort_block_syms (b); |
ca4e7e14 | 1469 | for (j = 0; j < BLOCK_NSYMS (b); j++) |
4af2d83a KS |
1470 | { |
1471 | sym = BLOCK_SYM (b, j); | |
1472 | if (SYMBOL_CLASS (sym) == LOC_BLOCK) | |
1473 | { | |
ca4e7e14 | 1474 | |
4af2d83a KS |
1475 | char *name = cplus_demangle (SYMBOL_NAME(sym), 0); |
1476 | if (name) | |
1477 | { | |
1478 | /* strip out "global constructors" and "global destructors" */ | |
1479 | /* because we aren't interested in them. */ | |
1480 | if (strncmp (name, "global ", 7)) | |
1481 | { | |
1482 | funcVals[0] = Tcl_NewStringObj(name, -1); | |
1483 | funcVals[1] = mangled; | |
1484 | } | |
1485 | else | |
1486 | continue; | |
1487 | ||
1488 | } | |
1489 | else | |
1490 | { | |
1491 | funcVals[0] = Tcl_NewStringObj(SYMBOL_NAME(sym), -1); | |
1492 | funcVals[1] = not_mangled; | |
1493 | } | |
1494 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
1495 | Tcl_NewListObj (2, funcVals)); | |
1496 | } | |
1497 | } | |
ca4e7e14 JI |
1498 | } |
1499 | return TCL_OK; | |
1500 | } | |
1501 | ||
1502 | \f | |
1503 | /* | |
1504 | * This section contains all the commands that act on the registers: | |
1505 | */ | |
1506 | ||
1507 | /* This is a sort of mapcar function for operations on registers */ | |
1508 | ||
1509 | static int | |
1510 | map_arg_registers (objc, objv, func, argp) | |
1511 | int objc; | |
1512 | Tcl_Obj *CONST objv[]; | |
1513 | void (*func) PARAMS ((int regnum, void *argp)); | |
1514 | void *argp; | |
1515 | { | |
1516 | int regnum; | |
1517 | ||
1518 | /* Note that the test for a valid register must include checking the | |
1519 | reg_names array because NUM_REGS may be allocated for the union of the | |
1520 | register sets within a family of related processors. In this case, the | |
1521 | trailing entries of reg_names will change depending upon the particular | |
1522 | processor being debugged. */ | |
1523 | ||
1524 | if (objc == 0) /* No args, just do all the regs */ | |
1525 | { | |
1526 | for (regnum = 0; | |
4af2d83a KS |
1527 | regnum < NUM_REGS |
1528 | && reg_names[regnum] != NULL | |
1529 | && *reg_names[regnum] != '\000'; | |
1530 | regnum++) | |
1531 | func (regnum, argp); | |
ca4e7e14 JI |
1532 | |
1533 | return TCL_OK; | |
1534 | } | |
1535 | ||
1536 | /* Else, list of register #s, just do listed regs */ | |
1537 | for (; objc > 0; objc--, objv++) | |
1538 | { | |
4af2d83a KS |
1539 | if (Tcl_GetIntFromObj (NULL, *objv, ®num) != TCL_OK) |
1540 | { | |
1541 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1542 | return TCL_ERROR; | |
1543 | } | |
ca4e7e14 JI |
1544 | |
1545 | if (regnum >= 0 | |
4af2d83a KS |
1546 | && regnum < NUM_REGS |
1547 | && reg_names[regnum] != NULL | |
1548 | && *reg_names[regnum] != '\000') | |
1549 | func (regnum, argp); | |
ca4e7e14 | 1550 | else |
4af2d83a KS |
1551 | { |
1552 | Tcl_SetStringObj (result_ptr->obj_ptr, "bad register number", -1); | |
1553 | return TCL_ERROR; | |
1554 | } | |
ca4e7e14 JI |
1555 | } |
1556 | ||
1557 | return TCL_OK; | |
1558 | } | |
1559 | ||
1560 | /* This implements the TCL command `gdb_regnames', which returns a list of | |
1561 | all of the register names. */ | |
1562 | ||
1563 | static int | |
1564 | gdb_regnames (clientData, interp, objc, objv) | |
1565 | ClientData clientData; | |
1566 | Tcl_Interp *interp; | |
1567 | int objc; | |
1568 | Tcl_Obj *CONST objv[]; | |
1569 | { | |
1570 | objc--; | |
1571 | objv++; | |
1572 | ||
1573 | return map_arg_registers (objc, objv, get_register_name, NULL); | |
1574 | } | |
1575 | ||
1576 | static void | |
1577 | get_register_name (regnum, argp) | |
1578 | int regnum; | |
1579 | void *argp; /* Ignored */ | |
1580 | { | |
1581 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
4af2d83a | 1582 | Tcl_NewStringObj (reg_names[regnum], -1)); |
ca4e7e14 JI |
1583 | } |
1584 | ||
1585 | /* This implements the tcl command gdb_fetch_registers | |
1586 | * Pass it a list of register names, and it will | |
1587 | * return their values as a list. | |
1588 | * | |
1589 | * Tcl Arguments: | |
1590 | * format: The format string for printing the values | |
1591 | * args: the registers to look for | |
1592 | * Tcl Result: | |
1593 | * A list of their values. | |
1594 | */ | |
1595 | ||
1596 | static int | |
1597 | gdb_fetch_registers (clientData, interp, objc, objv) | |
1598 | ClientData clientData; | |
1599 | Tcl_Interp *interp; | |
1600 | int objc; | |
1601 | Tcl_Obj *CONST objv[]; | |
1602 | { | |
1603 | int format, result; | |
1604 | ||
1605 | if (objc < 2) | |
1606 | { | |
1607 | Tcl_SetStringObj (result_ptr->obj_ptr, | |
4af2d83a | 1608 | "wrong # args, should be gdb_fetch_registers format ?register1 register2 ...?", -1); |
ca4e7e14 JI |
1609 | } |
1610 | objc -= 2; | |
1611 | objv++; | |
1612 | format = *(Tcl_GetStringFromObj(objv[0], NULL)); | |
1613 | objv++; | |
1614 | ||
1615 | ||
1616 | result_ptr->flags |= GDBTK_MAKES_LIST; /* Output the results as a list */ | |
1617 | result = map_arg_registers (objc, objv, get_register, (void *) format); | |
1618 | result_ptr->flags &= ~GDBTK_MAKES_LIST; | |
1619 | ||
1620 | return result; | |
1621 | } | |
1622 | ||
1623 | static void | |
1624 | get_register (regnum, fp) | |
1625 | int regnum; | |
1626 | void *fp; | |
1627 | { | |
1628 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
1629 | char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE]; | |
1630 | int format = (int)fp; | |
1631 | ||
1632 | if (format == 'N') | |
1633 | format = 0; | |
1634 | ||
1635 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
1636 | { | |
1637 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
1638 | Tcl_NewStringObj ("Optimized out", -1)); | |
1639 | return; | |
1640 | } | |
1641 | ||
1642 | /* Convert raw data to virtual format if necessary. */ | |
1643 | ||
1644 | if (REGISTER_CONVERTIBLE (regnum)) | |
1645 | { | |
1646 | REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum), | |
4af2d83a | 1647 | raw_buffer, virtual_buffer); |
ca4e7e14 JI |
1648 | } |
1649 | else | |
1650 | memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum)); | |
1651 | ||
1652 | if (format == 'r') | |
1653 | { | |
1654 | int j; | |
1655 | printf_filtered ("0x"); | |
1656 | for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++) | |
4af2d83a KS |
1657 | { |
1658 | register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j | |
1659 | : REGISTER_RAW_SIZE (regnum) - 1 - j; | |
1660 | printf_filtered ("%02x", (unsigned char)raw_buffer[idx]); | |
1661 | } | |
ca4e7e14 JI |
1662 | } |
1663 | else | |
1664 | val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0, | |
4af2d83a | 1665 | gdb_stdout, format, 1, 0, Val_pretty_default); |
ca4e7e14 JI |
1666 | |
1667 | } | |
1668 | ||
1669 | /* This implements the tcl command get_pc_reg | |
1670 | * It returns the value of the PC register | |
1671 | * | |
1672 | * Tcl Arguments: | |
1673 | * None | |
1674 | * Tcl Result: | |
1675 | * The value of the pc register. | |
1676 | */ | |
1677 | ||
1678 | static int | |
1679 | get_pc_register (clientData, interp, objc, objv) | |
1680 | ClientData clientData; | |
1681 | Tcl_Interp *interp; | |
1682 | int objc; | |
1683 | Tcl_Obj *CONST objv[]; | |
1684 | { | |
1685 | char buff[64]; | |
1686 | ||
1687 | sprintf (buff, "0x%llx",(long long) read_register (PC_REGNUM)); | |
1688 | Tcl_SetStringObj(result_ptr->obj_ptr, buff, -1); | |
1689 | return TCL_OK; | |
1690 | } | |
1691 | ||
1692 | /* This implements the tcl command "gdb_changed_register_list" | |
1693 | * It takes a list of registers, and returns a list of | |
1694 | * the registers on that list that have changed since the last | |
1695 | * time the proc was called. | |
1696 | * | |
1697 | * Tcl Arguments: | |
1698 | * A list of registers. | |
1699 | * Tcl Result: | |
1700 | * A list of changed registers. | |
1701 | */ | |
1702 | ||
1703 | static int | |
1704 | gdb_changed_register_list (clientData, interp, objc, objv) | |
1705 | ClientData clientData; | |
1706 | Tcl_Interp *interp; | |
1707 | int objc; | |
1708 | Tcl_Obj *CONST objv[]; | |
1709 | { | |
1710 | objc--; | |
1711 | objv++; | |
1712 | ||
1713 | return map_arg_registers (objc, objv, register_changed_p, NULL); | |
1714 | } | |
1715 | ||
1716 | static void | |
1717 | register_changed_p (regnum, argp) | |
1718 | int regnum; | |
1719 | void *argp; /* Ignored */ | |
1720 | { | |
1721 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; | |
1722 | ||
1723 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) | |
1724 | return; | |
1725 | ||
1726 | if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
4af2d83a | 1727 | REGISTER_RAW_SIZE (regnum)) == 0) |
ca4e7e14 JI |
1728 | return; |
1729 | ||
1730 | /* Found a changed register. Save new value and return its number. */ | |
1731 | ||
1732 | memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, | |
4af2d83a | 1733 | REGISTER_RAW_SIZE (regnum)); |
ca4e7e14 JI |
1734 | |
1735 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj(regnum)); | |
1736 | } | |
1737 | \f | |
1738 | /* | |
1739 | * This section contains the commands that deal with tracepoints: | |
1740 | */ | |
1741 | ||
1742 | /* return a list of all tracepoint numbers in interpreter */ | |
1743 | static int | |
1744 | gdb_get_tracepoint_list (clientData, interp, objc, objv) | |
1745 | ClientData clientData; | |
1746 | Tcl_Interp *interp; | |
1747 | int objc; | |
1748 | Tcl_Obj *CONST objv[]; | |
1749 | { | |
1750 | struct tracepoint *tp; | |
1751 | ||
1752 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
1753 | ||
1754 | ALL_TRACEPOINTS (tp) | |
1755 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->number)); | |
1756 | ||
1757 | return TCL_OK; | |
1758 | } | |
1759 | ||
1760 | /* returns -1 if not found, tracepoint # if found */ | |
1761 | int | |
1762 | tracepoint_exists (char * args) | |
1763 | { | |
1764 | struct tracepoint *tp; | |
1765 | char **canonical; | |
1766 | struct symtabs_and_lines sals; | |
1767 | char *file = NULL; | |
1768 | int result = -1; | |
1769 | ||
1770 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); | |
1771 | if (sals.nelts == 1) | |
1772 | { | |
1773 | resolve_sal_pc (&sals.sals[0]); | |
1774 | file = xmalloc (strlen (sals.sals[0].symtab->dirname) | |
1775 | + strlen (sals.sals[0].symtab->filename) + 1); | |
1776 | if (file != NULL) | |
1777 | { | |
1778 | strcpy (file, sals.sals[0].symtab->dirname); | |
1779 | strcat (file, sals.sals[0].symtab->filename); | |
1780 | ||
1781 | ALL_TRACEPOINTS (tp) | |
1782 | { | |
1783 | if (tp->address == sals.sals[0].pc) | |
1784 | result = tp->number; | |
1785 | #if 0 | |
1786 | /* Why is this here? This messes up assembly traces */ | |
1787 | else if (tp->source_file != NULL | |
1788 | && strcmp (tp->source_file, file) == 0 | |
1789 | && sals.sals[0].line == tp->line_number) | |
1790 | result = tp->number; | |
1791 | #endif | |
1792 | } | |
1793 | } | |
1794 | } | |
1795 | if (file != NULL) | |
1796 | free (file); | |
1797 | return result; | |
1798 | } | |
1799 | ||
1800 | static int | |
1801 | gdb_tracepoint_exists_command (clientData, interp, objc, objv) | |
1802 | ClientData clientData; | |
1803 | Tcl_Interp *interp; | |
1804 | int objc; | |
1805 | Tcl_Obj *CONST objv[]; | |
1806 | { | |
1807 | char * args; | |
1808 | ||
1809 | if (objc != 2) | |
1810 | { | |
1811 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # of args: should be \"", | |
1812 | Tcl_GetStringFromObj (objv[0], NULL), | |
1813 | " function:line|function|line|*addr\"", NULL); | |
1814 | return TCL_ERROR; | |
1815 | } | |
1816 | ||
1817 | args = Tcl_GetStringFromObj (objv[1], NULL); | |
1818 | ||
1819 | Tcl_SetIntObj (result_ptr->obj_ptr, tracepoint_exists (args)); | |
1820 | return TCL_OK; | |
1821 | } | |
1822 | ||
1823 | static int | |
1824 | gdb_get_tracepoint_info (clientData, interp, objc, objv) | |
1825 | ClientData clientData; | |
1826 | Tcl_Interp *interp; | |
1827 | int objc; | |
1828 | Tcl_Obj *CONST objv[]; | |
1829 | { | |
1830 | struct symtab_and_line sal; | |
1831 | int tpnum; | |
1832 | struct tracepoint *tp; | |
1833 | struct action_line *al; | |
1834 | Tcl_Obj *action_list; | |
63d138d9 | 1835 | char *filename, *funcname, *fname; |
ca4e7e14 JI |
1836 | char tmp[19]; |
1837 | ||
1838 | if (objc != 2) | |
1839 | { | |
1840 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong # args", -1); | |
1841 | return TCL_ERROR; | |
1842 | } | |
1843 | ||
1844 | if (Tcl_GetIntFromObj (NULL, objv[1], &tpnum) != TCL_OK) | |
1845 | { | |
1846 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
1847 | return TCL_ERROR; | |
1848 | } | |
1849 | ||
1850 | ALL_TRACEPOINTS (tp) | |
1851 | if (tp->number == tpnum) | |
1852 | break; | |
1853 | ||
1854 | if (tp == NULL) | |
1855 | { | |
63d138d9 JI |
1856 | char buff[64]; |
1857 | sprintf (buff, "Tracepoint #%d does not exist", tpnum); | |
1858 | Tcl_SetStringObj (result_ptr->obj_ptr, buff, -1); | |
ca4e7e14 JI |
1859 | return TCL_ERROR; |
1860 | } | |
1861 | ||
1862 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
1863 | sal = find_pc_line (tp->address, 0); | |
1864 | filename = symtab_to_filename (sal.symtab); | |
1865 | if (filename == NULL) | |
1866 | filename = "N/A"; | |
1867 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, | |
1868 | Tcl_NewStringObj (filename, -1)); | |
63d138d9 | 1869 | |
ca4e7e14 | 1870 | find_pc_partial_function (tp->address, &funcname, NULL, NULL); |
63d138d9 JI |
1871 | fname = cplus_demangle (funcname, 0); |
1872 | if (fname) | |
1873 | { | |
1874 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewStringObj | |
1875 | (fname, -1)); | |
1876 | free (fname); | |
1877 | } | |
1878 | else | |
1879 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewStringObj | |
1880 | (funcname, -1)); | |
1881 | ||
ca4e7e14 JI |
1882 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (sal.line)); |
1883 | sprintf (tmp, "0x%lx", tp->address); | |
1884 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewStringObj (tmp, -1)); | |
1885 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->enabled)); | |
1886 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->pass_count)); | |
1887 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->step_count)); | |
1888 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->thread)); | |
1889 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, Tcl_NewIntObj (tp->hit_count)); | |
1890 | ||
1891 | /* Append a list of actions */ | |
1892 | action_list = Tcl_NewObj (); | |
1893 | for (al = tp->actions; al != NULL; al = al->next) | |
1894 | { | |
1895 | Tcl_ListObjAppendElement (interp, action_list, | |
1896 | Tcl_NewStringObj (al->action, -1)); | |
1897 | } | |
1898 | Tcl_ListObjAppendElement (interp, result_ptr->obj_ptr, action_list); | |
1899 | ||
1900 | return TCL_OK; | |
1901 | } | |
1902 | ||
1903 | ||
1904 | static int | |
1905 | gdb_trace_status (clientData, interp, objc, objv) | |
1906 | ClientData clientData; | |
1907 | Tcl_Interp *interp; | |
1908 | int objc; | |
1909 | Tcl_Obj *CONST objv[]; | |
1910 | { | |
1911 | int result = 0; | |
1912 | ||
1913 | if (trace_running_p) | |
1914 | result = 1; | |
1915 | ||
1916 | Tcl_SetIntObj (result_ptr->obj_ptr, result); | |
1917 | return TCL_OK; | |
1918 | } | |
1919 | ||
1920 | ||
1921 | ||
1922 | static int | |
1923 | gdb_get_trace_frame_num (clientData, interp, objc, objv) | |
1924 | ClientData clientData; | |
1925 | Tcl_Interp *interp; | |
1926 | int objc; | |
1927 | Tcl_Obj *CONST objv[]; | |
1928 | { | |
1929 | if (objc != 1) | |
1930 | { | |
1931 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # of args: should be \"", | |
1932 | Tcl_GetStringFromObj (objv[0], NULL), | |
1933 | " linespec\"", NULL); | |
1934 | return TCL_ERROR; | |
1935 | } | |
1936 | ||
1937 | Tcl_SetIntObj (result_ptr->obj_ptr, get_traceframe_number ()); | |
1938 | return TCL_OK; | |
1939 | ||
1940 | } | |
1941 | ||
1942 | /* This implements the tcl command gdb_actions | |
1943 | * It sets actions for a given tracepoint. | |
1944 | * | |
1945 | * Tcl Arguments: | |
1946 | * number: the tracepoint in question | |
1947 | * actions: the actions to add to this tracepoint | |
1948 | * Tcl Result: | |
1949 | * None. | |
1950 | */ | |
1951 | ||
1952 | static int | |
1953 | gdb_actions_command (clientData, interp, objc, objv) | |
1954 | ClientData clientData; | |
1955 | Tcl_Interp *interp; | |
1956 | int objc; | |
1957 | Tcl_Obj *CONST objv[]; | |
1958 | { | |
1959 | struct tracepoint *tp; | |
1960 | Tcl_Obj **actions; | |
1961 | int nactions, i, len; | |
1962 | char *number, *args, *action; | |
1963 | long step_count; | |
1964 | struct action_line *next = NULL, *temp; | |
1965 | enum actionline_type linetype; | |
1966 | ||
1967 | if (objc != 3) | |
1968 | { | |
1969 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "wrong # args: should be: \"", | |
1970 | Tcl_GetStringFromObj (objv[0], NULL), | |
1971 | " number actions\"", NULL); | |
1972 | return TCL_ERROR; | |
1973 | } | |
1974 | ||
1975 | args = number = Tcl_GetStringFromObj (objv[1], NULL); | |
1976 | tp = get_tracepoint_by_number (&args); | |
1977 | if (tp == NULL) | |
1978 | { | |
1979 | Tcl_AppendStringsToObj (result_ptr->obj_ptr, "Tracepoint \"", number, "\" does not exist", NULL); | |
1980 | return TCL_ERROR; | |
1981 | } | |
1982 | ||
1983 | /* Free any existing actions */ | |
1984 | if (tp->actions != NULL) | |
1985 | free_actions (tp); | |
1986 | ||
1987 | step_count = 0; | |
1988 | ||
1989 | Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions); | |
1990 | ||
1991 | /* Add the actions to the tracepoint */ | |
1992 | for (i = 0; i < nactions; i++) | |
1993 | { | |
1994 | temp = xmalloc (sizeof (struct action_line)); | |
1995 | temp->next = NULL; | |
1996 | action = Tcl_GetStringFromObj (actions[i], &len); | |
1997 | temp->action = savestring (action, len); | |
1998 | ||
1999 | linetype = validate_actionline (&(temp->action), tp); | |
2000 | ||
2001 | if (linetype == BADLINE) | |
2002 | { | |
2003 | free (temp); | |
2004 | continue; | |
2005 | } | |
2006 | ||
2007 | if (next == NULL) | |
2008 | { | |
2009 | tp->actions = temp; | |
2010 | next = temp; | |
2011 | } | |
2012 | else | |
2013 | { | |
2014 | next->next = temp; | |
2015 | next = temp; | |
2016 | } | |
2017 | } | |
2018 | ||
2019 | return TCL_OK; | |
2020 | } | |
2021 | \f | |
2022 | /* | |
2023 | * This section has commands that handle source disassembly. | |
2024 | */ | |
2025 | ||
2026 | /* This implements the tcl command gdb_disassemble | |
2027 | * | |
2028 | * Arguments: | |
2029 | * source_with_assm - must be "source" or "nosource" | |
2030 | * low_address - the address from which to start disassembly | |
2031 | * ?hi_address? - the address to which to disassemble, defaults | |
2032 | * to the end of the function containing low_address. | |
2033 | * Tcl Result: | |
2034 | * The disassembled code is passed to fputs_unfiltered, so it | |
2035 | * either goes to the console if result_ptr->obj_ptr is NULL or to | |
2036 | * the Tcl result. | |
2037 | */ | |
2038 | ||
2039 | static int | |
2040 | gdb_disassemble (clientData, interp, objc, objv) | |
2041 | ClientData clientData; | |
2042 | Tcl_Interp *interp; | |
2043 | int objc; | |
2044 | Tcl_Obj *CONST objv[]; | |
2045 | { | |
2046 | CORE_ADDR pc, low, high; | |
2047 | int mixed_source_and_assembly; | |
2048 | static disassemble_info di; | |
2049 | static int di_initialized; | |
2050 | char *arg_ptr; | |
2051 | ||
2052 | if (objc != 3 && objc != 4) | |
2053 | error ("wrong # args"); | |
2054 | ||
2055 | if (! di_initialized) | |
2056 | { | |
2057 | INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout, | |
4af2d83a | 2058 | (fprintf_ftype) fprintf_unfiltered); |
ca4e7e14 JI |
2059 | di.flavour = bfd_target_unknown_flavour; |
2060 | di.memory_error_func = dis_asm_memory_error; | |
2061 | di.print_address_func = dis_asm_print_address; | |
2062 | di_initialized = 1; | |
2063 | } | |
2064 | ||
2065 | di.mach = tm_print_insn_info.mach; | |
2066 | if (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
2067 | di.endian = BFD_ENDIAN_BIG; | |
2068 | else | |
2069 | di.endian = BFD_ENDIAN_LITTLE; | |
2070 | ||
2071 | arg_ptr = Tcl_GetStringFromObj (objv[1], NULL); | |
2072 | if (*arg_ptr == 's' && strcmp (arg_ptr, "source") == 0) | |
2073 | mixed_source_and_assembly = 1; | |
2074 | else if (*arg_ptr == 'n' && strcmp (arg_ptr, "nosource") == 0) | |
2075 | mixed_source_and_assembly = 0; | |
2076 | else | |
2077 | error ("First arg must be 'source' or 'nosource'"); | |
2078 | ||
2079 | low = parse_and_eval_address (Tcl_GetStringFromObj (objv[2], NULL)); | |
2080 | ||
2081 | if (objc == 3) | |
2082 | { | |
2083 | if (find_pc_partial_function (low, NULL, &low, &high) == 0) | |
4af2d83a | 2084 | error ("No function contains specified address"); |
ca4e7e14 JI |
2085 | } |
2086 | else | |
2087 | high = parse_and_eval_address (Tcl_GetStringFromObj (objv[3], NULL)); | |
2088 | ||
2089 | /* If disassemble_from_exec == -1, then we use the following heuristic to | |
2090 | determine whether or not to do disassembly from target memory or from the | |
2091 | exec file: | |
2092 | ||
2093 | If we're debugging a local process, read target memory, instead of the | |
2094 | exec file. This makes disassembly of functions in shared libs work | |
2095 | correctly. | |
2096 | ||
2097 | Else, we're debugging a remote process, and should disassemble from the | |
2098 | exec file for speed. However, this is no good if the target modifies its | |
2099 | code (for relocation, or whatever). | |
2100 | */ | |
2101 | ||
2102 | if (disassemble_from_exec == -1) | |
6f5af15b MH |
2103 | { |
2104 | if (strcmp (target_shortname, "child") == 0 | |
4af2d83a KS |
2105 | || strcmp (target_shortname, "procfs") == 0 |
2106 | || strcmp (target_shortname, "vxprocess") == 0) | |
2107 | disassemble_from_exec = 0; /* It's a child process, read inferior mem */ | |
6f5af15b | 2108 | else |
4af2d83a | 2109 | disassemble_from_exec = 1; /* It's remote, read the exec file */ |
6f5af15b | 2110 | } |
ca4e7e14 JI |
2111 | |
2112 | if (disassemble_from_exec) | |
2113 | di.read_memory_func = gdbtk_dis_asm_read_memory; | |
2114 | else | |
2115 | di.read_memory_func = dis_asm_read_memory; | |
2116 | ||
2117 | /* If just doing straight assembly, all we need to do is disassemble | |
2118 | everything between low and high. If doing mixed source/assembly, we've | |
2119 | got a totally different path to follow. */ | |
2120 | ||
2121 | if (mixed_source_and_assembly) | |
2122 | { /* Come here for mixed source/assembly */ | |
2123 | /* The idea here is to present a source-O-centric view of a function to | |
4af2d83a KS |
2124 | the user. This means that things are presented in source order, with |
2125 | (possibly) out of order assembly immediately following. */ | |
ca4e7e14 JI |
2126 | struct symtab *symtab; |
2127 | struct linetable_entry *le; | |
2128 | int nlines; | |
2129 | int newlines; | |
2130 | struct my_line_entry *mle; | |
2131 | struct symtab_and_line sal; | |
2132 | int i; | |
2133 | int out_of_order; | |
2134 | int next_line; | |
2135 | ||
2136 | symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */ | |
2137 | ||
d0757953 | 2138 | if (!symtab || !symtab->linetable) |
4af2d83a | 2139 | goto assembly_only; |
ca4e7e14 | 2140 | |
4af2d83a | 2141 | /* First, convert the linetable to a bunch of my_line_entry's. */ |
ca4e7e14 JI |
2142 | |
2143 | le = symtab->linetable->item; | |
2144 | nlines = symtab->linetable->nitems; | |
2145 | ||
2146 | if (nlines <= 0) | |
4af2d83a | 2147 | goto assembly_only; |
ca4e7e14 JI |
2148 | |
2149 | mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry)); | |
2150 | ||
2151 | out_of_order = 0; | |
4af2d83a KS |
2152 | |
2153 | /* Copy linetable entries for this function into our data structure, creating | |
2154 | end_pc's and setting out_of_order as appropriate. */ | |
ca4e7e14 | 2155 | |
4af2d83a | 2156 | /* First, skip all the preceding functions. */ |
ca4e7e14 JI |
2157 | |
2158 | for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ; | |
2159 | ||
4af2d83a | 2160 | /* Now, copy all entries before the end of this function. */ |
ca4e7e14 JI |
2161 | |
2162 | newlines = 0; | |
2163 | for (; i < nlines - 1 && le[i].pc < high; i++) | |
4af2d83a KS |
2164 | { |
2165 | if (le[i].line == le[i + 1].line | |
2166 | && le[i].pc == le[i + 1].pc) | |
2167 | continue; /* Ignore duplicates */ | |
2168 | ||
2169 | mle[newlines].line = le[i].line; | |
2170 | if (le[i].line > le[i + 1].line) | |
2171 | out_of_order = 1; | |
2172 | mle[newlines].start_pc = le[i].pc; | |
2173 | mle[newlines].end_pc = le[i + 1].pc; | |
2174 | newlines++; | |
2175 | } | |
2176 | ||
2177 | /* If we're on the last line, and it's part of the function, then we need to | |
2178 | get the end pc in a special way. */ | |
ca4e7e14 JI |
2179 | |
2180 | if (i == nlines - 1 | |
4af2d83a KS |
2181 | && le[i].pc < high) |
2182 | { | |
2183 | mle[newlines].line = le[i].line; | |
2184 | mle[newlines].start_pc = le[i].pc; | |
2185 | sal = find_pc_line (le[i].pc, 0); | |
2186 | mle[newlines].end_pc = sal.end; | |
2187 | newlines++; | |
2188 | } | |
ca4e7e14 | 2189 | |
4af2d83a | 2190 | /* Now, sort mle by line #s (and, then by addresses within lines). */ |
ca4e7e14 JI |
2191 | |
2192 | if (out_of_order) | |
4af2d83a | 2193 | qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines); |
ca4e7e14 | 2194 | |
4af2d83a KS |
2195 | /* Now, for each line entry, emit the specified lines (unless they have been |
2196 | emitted before), followed by the assembly code for that line. */ | |
ca4e7e14 JI |
2197 | |
2198 | next_line = 0; /* Force out first line */ | |
2199 | for (i = 0; i < newlines; i++) | |
4af2d83a KS |
2200 | { |
2201 | /* Print out everything from next_line to the current line. */ | |
2202 | ||
2203 | if (mle[i].line >= next_line) | |
2204 | { | |
2205 | if (next_line != 0) | |
2206 | print_source_lines (symtab, next_line, mle[i].line + 1, 0); | |
2207 | else | |
2208 | print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0); | |
2209 | ||
2210 | next_line = mle[i].line + 1; | |
2211 | } | |
2212 | ||
2213 | for (pc = mle[i].start_pc; pc < mle[i].end_pc; ) | |
2214 | { | |
2215 | QUIT; | |
2216 | fputs_unfiltered (" ", gdb_stdout); | |
2217 | print_address (pc, gdb_stdout); | |
2218 | fputs_unfiltered (":\t ", gdb_stdout); | |
2219 | pc += (*tm_print_insn) (pc, &di); | |
2220 | fputs_unfiltered ("\n", gdb_stdout); | |
2221 | } | |
2222 | } | |
ca4e7e14 JI |
2223 | } |
2224 | else | |
2225 | { | |
4af2d83a | 2226 | assembly_only: |
ca4e7e14 | 2227 | for (pc = low; pc < high; ) |
4af2d83a KS |
2228 | { |
2229 | QUIT; | |
2230 | fputs_unfiltered (" ", gdb_stdout); | |
2231 | print_address (pc, gdb_stdout); | |
2232 | fputs_unfiltered (":\t ", gdb_stdout); | |
2233 | pc += (*tm_print_insn) (pc, &di); | |
2234 | fputs_unfiltered ("\n", gdb_stdout); | |
2235 | } | |
ca4e7e14 JI |
2236 | } |
2237 | ||
2238 | gdb_flush (gdb_stdout); | |
2239 | ||
2240 | return TCL_OK; | |
2241 | } | |
2242 | ||
2243 | /* This is the memory_read_func for gdb_disassemble when we are | |
2244 | disassembling from the exec file. */ | |
2245 | ||
2246 | static int | |
2247 | gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info) | |
2248 | bfd_vma memaddr; | |
2249 | bfd_byte *myaddr; | |
2250 | int len; | |
2251 | disassemble_info *info; | |
2252 | { | |
2253 | extern struct target_ops exec_ops; | |
2254 | int res; | |
2255 | ||
2256 | errno = 0; | |
2257 | res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops); | |
2258 | ||
2259 | if (res == len) | |
2260 | return 0; | |
2261 | else | |
2262 | if (errno == 0) | |
2263 | return EIO; | |
2264 | else | |
2265 | return errno; | |
2266 | } | |
2267 | ||
2268 | /* This will be passed to qsort to sort the results of the disassembly */ | |
2269 | ||
2270 | static int | |
2271 | compare_lines (mle1p, mle2p) | |
2272 | const PTR mle1p; | |
2273 | const PTR mle2p; | |
2274 | { | |
2275 | struct my_line_entry *mle1, *mle2; | |
2276 | int val; | |
2277 | ||
2278 | mle1 = (struct my_line_entry *) mle1p; | |
2279 | mle2 = (struct my_line_entry *) mle2p; | |
2280 | ||
2281 | val = mle1->line - mle2->line; | |
2282 | ||
2283 | if (val != 0) | |
2284 | return val; | |
2285 | ||
2286 | return mle1->start_pc - mle2->start_pc; | |
2287 | } | |
2288 | ||
2289 | /* This implements the TCL command `gdb_loc', | |
2290 | * | |
2291 | * Arguments: | |
2292 | * ?symbol? The symbol or address to locate - defaults to pc | |
2293 | * Tcl Return: | |
2294 | * a list consisting of the following: | |
2295 | * basename, function name, filename, line number, address, current pc | |
2296 | */ | |
2297 | ||
2298 | static int | |
2299 | gdb_loc (clientData, interp, objc, objv) | |
2300 | ClientData clientData; | |
2301 | Tcl_Interp *interp; | |
2302 | int objc; | |
2303 | Tcl_Obj *CONST objv[]; | |
2304 | { | |
2305 | char *filename; | |
2306 | struct symtab_and_line sal; | |
2307 | char *funcname, *fname; | |
2308 | CORE_ADDR pc; | |
2309 | ||
2310 | if (!have_full_symbols () && !have_partial_symbols ()) | |
2311 | { | |
2312 | Tcl_SetStringObj (result_ptr->obj_ptr, "No symbol table is loaded", -1); | |
2313 | return TCL_ERROR; | |
2314 | } | |
2315 | ||
2316 | if (objc == 1) | |
2317 | { | |
2318 | if (selected_frame && (selected_frame->pc != stop_pc)) | |
4af2d83a KS |
2319 | { |
2320 | /* Note - this next line is not correct on all architectures. */ | |
2321 | /* For a graphical debugger we really want to highlight the */ | |
2322 | /* assembly line that called the next function on the stack. */ | |
2323 | /* Many architectures have the next instruction saved as the */ | |
2324 | /* pc on the stack, so what happens is the next instruction is hughlighted. */ | |
2325 | /* FIXME */ | |
2326 | pc = selected_frame->pc; | |
2327 | sal = find_pc_line (selected_frame->pc, | |
2328 | selected_frame->next != NULL | |
2329 | && !selected_frame->next->signal_handler_caller | |
2330 | && !frame_in_dummy (selected_frame->next)); | |
2331 | } | |
ca4e7e14 | 2332 | else |
4af2d83a KS |
2333 | { |
2334 | pc = stop_pc; | |
2335 | sal = find_pc_line (stop_pc, 0); | |
2336 | } | |
ca4e7e14 JI |
2337 | } |
2338 | else if (objc == 2) | |
2339 | { | |
2340 | struct symtabs_and_lines sals; | |
2341 | int nelts; | |
2342 | ||
2343 | sals = decode_line_spec (Tcl_GetStringFromObj (objv[1], NULL), 1); | |
2344 | ||
2345 | nelts = sals.nelts; | |
2346 | sal = sals.sals[0]; | |
2347 | free (sals.sals); | |
2348 | ||
2349 | if (sals.nelts != 1) | |
4af2d83a KS |
2350 | { |
2351 | Tcl_SetStringObj (result_ptr->obj_ptr, "Ambiguous line spec", -1); | |
2352 | return TCL_ERROR; | |
2353 | } | |
ca4e7e14 JI |
2354 | pc = sal.pc; |
2355 | } | |
2356 | else | |
2357 | { | |
2358 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong # args", -1); | |
2359 | return TCL_ERROR; | |
2360 | } | |
2361 | ||
2362 | if (sal.symtab) | |
2363 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
2364 | Tcl_NewStringObj (sal.symtab->filename, -1)); | |
2365 | else | |
2366 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewStringObj ("", 0)); | |
2367 | ||
2368 | find_pc_partial_function (pc, &funcname, NULL, NULL); | |
2369 | fname = cplus_demangle (funcname, 0); | |
2370 | if (fname) | |
2371 | { | |
2372 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
2373 | Tcl_NewStringObj (fname, -1)); | |
2374 | free (fname); | |
2375 | } | |
2376 | else | |
2377 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
2378 | Tcl_NewStringObj (funcname, -1)); | |
2379 | ||
2380 | filename = symtab_to_filename (sal.symtab); | |
2381 | if (filename == NULL) | |
2382 | filename = ""; | |
2383 | ||
2384 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
2385 | Tcl_NewStringObj (filename, -1)); | |
2386 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj(sal.line)); /* line number */ | |
2387 | sprintf_append_element_to_obj (result_ptr->obj_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */ | |
2388 | sprintf_append_element_to_obj (result_ptr->obj_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */ | |
2389 | return TCL_OK; | |
2390 | } | |
2391 | ||
2392 | /* This implements the Tcl command 'gdb_get_mem', which | |
2393 | * dumps a block of memory | |
2394 | * Arguments: | |
2395 | * gdb_get_mem addr form size num aschar | |
2396 | * | |
2397 | * addr: address of data to dump | |
2398 | * form: a char indicating format | |
2399 | * size: size of each element; 1,2,4, or 8 bytes | |
2400 | * num: the number of bytes to read | |
2401 | * acshar: an optional ascii character to use in ASCII dump | |
2402 | * | |
2403 | * Return: | |
2404 | * a list of elements followed by an optional ASCII dump | |
2405 | */ | |
2406 | ||
2407 | static int | |
2408 | gdb_get_mem (clientData, interp, objc, objv) | |
2409 | ClientData clientData; | |
2410 | Tcl_Interp *interp; | |
2411 | int objc; | |
2412 | Tcl_Obj *CONST objv[]; | |
2413 | { | |
2414 | int size, asize, i, j, bc; | |
2415 | CORE_ADDR addr; | |
2416 | int nbytes, rnum, bpr; | |
2417 | long tmp; | |
6f5af15b | 2418 | char format, c, buff[128], aschar, *mbuf, *mptr, *cptr, *bptr; |
ca4e7e14 JI |
2419 | struct type *val_type; |
2420 | ||
2421 | if (objc < 6 || objc > 7) | |
2422 | { | |
2423 | Tcl_SetStringObj (result_ptr->obj_ptr, | |
2424 | "addr format size bytes bytes_per_row ?ascii_char?", -1); | |
2425 | return TCL_ERROR; | |
2426 | } | |
2427 | ||
2428 | if (Tcl_GetIntFromObj (interp, objv[3], &size) != TCL_OK) | |
2429 | { | |
2430 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
2431 | return TCL_ERROR; | |
2432 | } | |
2433 | else if (size <= 0) | |
2434 | { | |
2435 | Tcl_SetStringObj (result_ptr->obj_ptr, "Invalid size, must be > 0", -1); | |
2436 | return TCL_ERROR; | |
2437 | } | |
2438 | ||
2439 | if (Tcl_GetIntFromObj (interp, objv[4], &nbytes) != TCL_OK) | |
2440 | { | |
2441 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
2442 | return TCL_ERROR; | |
2443 | } | |
2444 | else if (size <= 0) | |
2445 | { | |
2446 | Tcl_SetStringObj (result_ptr->obj_ptr, "Invalid number of bytes, must be > 0", | |
2447 | -1); | |
2448 | return TCL_ERROR; | |
2449 | } | |
2450 | ||
2451 | if (Tcl_GetIntFromObj (interp, objv[5], &bpr) != TCL_OK) | |
2452 | { | |
2453 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
2454 | return TCL_ERROR; | |
2455 | } | |
2456 | else if (size <= 0) | |
2457 | { | |
2458 | Tcl_SetStringObj (result_ptr->obj_ptr, "Invalid bytes per row, must be > 0", -1); | |
2459 | return TCL_ERROR; | |
2460 | } | |
2461 | ||
2462 | if (Tcl_GetLongFromObj (interp, objv[1], &tmp) != TCL_OK) | |
2463 | return TCL_OK; | |
2464 | ||
2465 | addr = (CORE_ADDR) tmp; | |
2466 | ||
2467 | format = *(Tcl_GetStringFromObj (objv[2], NULL)); | |
2468 | mbuf = (char *)malloc (nbytes+32); | |
2469 | if (!mbuf) | |
2470 | { | |
2471 | Tcl_SetStringObj (result_ptr->obj_ptr, "Out of memory.", -1); | |
2472 | return TCL_ERROR; | |
2473 | } | |
2474 | ||
2475 | memset (mbuf, 0, nbytes+32); | |
2476 | mptr = cptr = mbuf; | |
2477 | ||
2478 | rnum = target_read_memory_partial (addr, mbuf, nbytes, NULL); | |
2479 | ||
2480 | if (objc == 7) | |
2481 | aschar = *(Tcl_GetStringFromObj(objv[6], NULL)); | |
2482 | else | |
2483 | aschar = 0; | |
2484 | ||
2485 | switch (size) { | |
2486 | case 1: | |
2487 | val_type = builtin_type_char; | |
2488 | asize = 'b'; | |
2489 | break; | |
2490 | case 2: | |
2491 | val_type = builtin_type_short; | |
2492 | asize = 'h'; | |
2493 | break; | |
2494 | case 4: | |
2495 | val_type = builtin_type_int; | |
2496 | asize = 'w'; | |
2497 | break; | |
2498 | case 8: | |
2499 | val_type = builtin_type_long_long; | |
2500 | asize = 'g'; | |
2501 | break; | |
2502 | default: | |
2503 | val_type = builtin_type_char; | |
2504 | asize = 'b'; | |
2505 | } | |
2506 | ||
2507 | bc = 0; /* count of bytes in a row */ | |
2508 | buff[0] = '"'; /* buffer for ascii dump */ | |
2509 | bptr = &buff[1]; /* pointer for ascii dump */ | |
2510 | ||
2511 | result_ptr->flags |= GDBTK_MAKES_LIST; /* Build up the result as a list... */ | |
2512 | ||
2513 | for (i=0; i < nbytes; i+= size) | |
2514 | { | |
2515 | if ( i >= rnum) | |
4af2d83a KS |
2516 | { |
2517 | fputs_unfiltered ("N/A ", gdb_stdout); | |
2518 | if (aschar) | |
2519 | for ( j = 0; j < size; j++) | |
2520 | *bptr++ = 'X'; | |
2521 | } | |
ca4e7e14 | 2522 | else |
4af2d83a KS |
2523 | { |
2524 | print_scalar_formatted (mptr, val_type, format, asize, gdb_stdout); | |
2525 | ||
2526 | if (aschar) | |
2527 | { | |
2528 | for ( j = 0; j < size; j++) | |
2529 | { | |
2530 | c = *cptr++; | |
2531 | if (c < 32 || c > 126) | |
2532 | c = aschar; | |
2533 | if (c == '"') | |
2534 | *bptr++ = '\\'; | |
2535 | *bptr++ = c; | |
2536 | } | |
2537 | } | |
2538 | } | |
ca4e7e14 JI |
2539 | |
2540 | mptr += size; | |
2541 | bc += size; | |
2542 | ||
2543 | if (aschar && (bc >= bpr)) | |
4af2d83a KS |
2544 | { |
2545 | /* end of row. print it and reset variables */ | |
2546 | bc = 0; | |
2547 | *bptr++ = '"'; | |
2548 | *bptr++ = ' '; | |
2549 | *bptr = 0; | |
2550 | fputs_unfiltered (buff, gdb_stdout); | |
2551 | bptr = &buff[1]; | |
2552 | } | |
ca4e7e14 JI |
2553 | } |
2554 | ||
2555 | result_ptr->flags &= ~GDBTK_MAKES_LIST; | |
2556 | ||
2557 | free (mbuf); | |
2558 | return TCL_OK; | |
2559 | } | |
2560 | ||
2561 | \f | |
2562 | ||
2563 | /* This implements the tcl command "gdb_loadfile" | |
2564 | * It loads a c source file into a text widget. | |
2565 | * | |
2566 | * Tcl Arguments: | |
2567 | * widget: the name of the text widget to fill | |
2568 | * filename: the name of the file to load | |
2569 | * linenumbers: A boolean indicating whether or not to display line numbers. | |
2570 | * Tcl Result: | |
2571 | * | |
2572 | */ | |
2573 | ||
2574 | /* In this routine, we will build up a "line table", i.e. a | |
2575 | * table of bits showing which lines in the source file are executible. | |
2576 | * LTABLE_SIZE is the number of bytes to allocate for the line table. | |
2577 | * | |
2578 | * Its size limits the maximum number of lines | |
2579 | * in a file to 8 * LTABLE_SIZE. This memory is freed after | |
2580 | * the file is loaded, so it is OK to make this very large. | |
2581 | * Additional memory will be allocated if needed. */ | |
2582 | #define LTABLE_SIZE 20000 | |
2583 | static int | |
2584 | gdb_loadfile (clientData, interp, objc, objv) | |
2585 | ClientData clientData; | |
2586 | Tcl_Interp *interp; | |
2587 | int objc; | |
2588 | Tcl_Obj *CONST objv[]; | |
2589 | { | |
6f5af15b MH |
2590 | char *file, *widget; |
2591 | int linenumbers, ln, lnum, ltable_size; | |
ca4e7e14 JI |
2592 | FILE *fp; |
2593 | char *ltable; | |
2594 | struct symtab *symtab; | |
2595 | struct linetable_entry *le; | |
2596 | long mtime = 0; | |
2597 | struct stat st; | |
2598 | Tcl_DString text_cmd_1, text_cmd_2, *cur_cmd; | |
2599 | char line[1024], line_num_buf[16]; | |
2600 | int prefix_len_1, prefix_len_2, cur_prefix_len, widget_len; | |
2601 | ||
2602 | ||
2603 | if (objc != 4) | |
2604 | { | |
2605 | Tcl_WrongNumArgs(interp, 1, objv, "widget filename linenumbers"); | |
2606 | return TCL_ERROR; | |
2607 | } | |
2608 | ||
2609 | widget = Tcl_GetStringFromObj (objv[1], NULL); | |
2610 | if ( Tk_NameToWindow (interp, widget, Tk_MainWindow (interp)) == NULL) | |
2611 | { | |
2612 | return TCL_ERROR; | |
2613 | } | |
2614 | ||
2615 | file = Tcl_GetStringFromObj (objv[2], NULL); | |
2616 | Tcl_GetBooleanFromObj (interp, objv[3], &linenumbers); | |
2617 | ||
ca4e7e14 JI |
2618 | symtab = full_lookup_symtab (file); |
2619 | if (!symtab) | |
2620 | { | |
973b0216 | 2621 | Tcl_SetStringObj ( result_ptr->obj_ptr, "File not found in symtab", -1); |
ca4e7e14 JI |
2622 | fclose (fp); |
2623 | return TCL_ERROR; | |
2624 | } | |
2625 | ||
973b0216 MH |
2626 | file = symtab_to_filename ( symtab ); |
2627 | if ((fp = fopen ( file, "r" )) == NULL) | |
2628 | { | |
2629 | Tcl_SetStringObj ( result_ptr->obj_ptr, "Can't open file for reading", -1); | |
2630 | return TCL_ERROR; | |
2631 | } | |
2632 | ||
ca4e7e14 JI |
2633 | if (stat (file, &st) < 0) |
2634 | { | |
2635 | catch_errors (perror_with_name_wrapper, "gdbtk: get time stamp", "", | |
2636 | RETURN_MASK_ALL); | |
2637 | return TCL_ERROR; | |
2638 | } | |
2639 | ||
2640 | if (symtab && symtab->objfile && symtab->objfile->obfd) | |
2641 | mtime = bfd_get_mtime(symtab->objfile->obfd); | |
2642 | else if (exec_bfd) | |
2643 | mtime = bfd_get_mtime(exec_bfd); | |
2644 | ||
2645 | if (mtime && mtime < st.st_mtime) | |
2646 | gdbtk_ignorable_warning("Source file is more recent than executable.\n"); | |
2647 | ||
2648 | ||
2649 | /* Source linenumbers don't appear to be in order, and a sort is */ | |
2650 | /* too slow so the fastest solution is just to allocate a huge */ | |
2651 | /* array and set the array entry for each linenumber */ | |
2652 | ||
2653 | ltable_size = LTABLE_SIZE; | |
2654 | ltable = (char *)malloc (LTABLE_SIZE); | |
2655 | if (ltable == NULL) | |
2656 | { | |
2657 | Tcl_SetStringObj ( result_ptr->obj_ptr, "Out of memory.", -1); | |
2658 | fclose (fp); | |
2659 | return TCL_ERROR; | |
2660 | } | |
2661 | ||
2662 | memset (ltable, 0, LTABLE_SIZE); | |
2663 | ||
2664 | if (symtab->linetable && symtab->linetable->nitems) | |
2665 | { | |
2666 | le = symtab->linetable->item; | |
2667 | for (ln = symtab->linetable->nitems ;ln > 0; ln--, le++) | |
4af2d83a KS |
2668 | { |
2669 | lnum = le->line >> 3; | |
2670 | if (lnum >= ltable_size) | |
2671 | { | |
2672 | char *new_ltable; | |
2673 | new_ltable = (char *)realloc (ltable, ltable_size*2); | |
2674 | memset (new_ltable + ltable_size, 0, ltable_size); | |
2675 | ltable_size *= 2; | |
2676 | if (new_ltable == NULL) | |
2677 | { | |
2678 | Tcl_SetStringObj ( result_ptr->obj_ptr, "Out of memory.", -1); | |
2679 | free (ltable); | |
2680 | fclose (fp); | |
2681 | return TCL_ERROR; | |
2682 | } | |
2683 | ltable = new_ltable; | |
2684 | } | |
2685 | ltable[lnum] |= 1 << (le->line % 8); | |
2686 | } | |
ca4e7e14 JI |
2687 | } |
2688 | ||
2689 | Tcl_DStringInit(&text_cmd_1); | |
2690 | Tcl_DStringInit(&text_cmd_2); | |
2691 | ||
2692 | ln = 1; | |
2693 | ||
2694 | widget_len = strlen (widget); | |
2695 | line[0] = '\t'; | |
2696 | ||
2697 | Tcl_DStringAppend (&text_cmd_1, widget, widget_len); | |
2698 | Tcl_DStringAppend (&text_cmd_2, widget, widget_len); | |
2699 | ||
2700 | if (linenumbers) | |
2701 | { | |
2702 | Tcl_DStringAppend (&text_cmd_1, " insert end {-\t", -1); | |
2703 | prefix_len_1 = Tcl_DStringLength(&text_cmd_1); | |
2704 | ||
2705 | Tcl_DStringAppend (&text_cmd_2, " insert end { \t", -1); | |
2706 | prefix_len_2 = Tcl_DStringLength(&text_cmd_2); | |
2707 | ||
2708 | while (fgets (line + 1, 980, fp)) | |
4af2d83a KS |
2709 | { |
2710 | sprintf (line_num_buf, "%d", ln); | |
2711 | if (ltable[ln >> 3] & (1 << (ln % 8))) | |
2712 | { | |
2713 | cur_cmd = &text_cmd_1; | |
2714 | cur_prefix_len = prefix_len_1; | |
2715 | Tcl_DStringAppend (cur_cmd, line_num_buf, -1); | |
63d138d9 | 2716 | Tcl_DStringAppend (cur_cmd, "} break_rgn_tag", 15); |
4af2d83a KS |
2717 | } |
2718 | else | |
2719 | { | |
2720 | cur_cmd = &text_cmd_2; | |
2721 | cur_prefix_len = prefix_len_2; | |
2722 | Tcl_DStringAppend (cur_cmd, line_num_buf, -1); | |
2723 | Tcl_DStringAppend (cur_cmd, "} \"\"", 4); | |
2724 | } | |
2725 | ||
2726 | Tcl_DStringAppendElement (cur_cmd, line); | |
2727 | Tcl_DStringAppend (cur_cmd, " source_tag", 11); | |
2728 | ||
2729 | Tcl_Eval(interp, Tcl_DStringValue(cur_cmd)); | |
2730 | Tcl_DStringSetLength(cur_cmd, cur_prefix_len); | |
2731 | ln++; | |
2732 | } | |
ca4e7e14 JI |
2733 | } |
2734 | else | |
2735 | { | |
63d138d9 | 2736 | Tcl_DStringAppend (&text_cmd_1, " insert end {- } break_rgn_tag", -1); |
ca4e7e14 | 2737 | prefix_len_1 = Tcl_DStringLength(&text_cmd_1); |
6e778194 | 2738 | Tcl_DStringAppend (&text_cmd_2, " insert end { } \"\"", -1); |
ca4e7e14 JI |
2739 | prefix_len_2 = Tcl_DStringLength(&text_cmd_2); |
2740 | ||
ca4e7e14 | 2741 | while (fgets (line + 1, 980, fp)) |
4af2d83a KS |
2742 | { |
2743 | if (ltable[ln >> 3] & (1 << (ln % 8))) | |
2744 | { | |
2745 | cur_cmd = &text_cmd_1; | |
2746 | cur_prefix_len = prefix_len_1; | |
2747 | } | |
2748 | else | |
2749 | { | |
2750 | cur_cmd = &text_cmd_2; | |
2751 | cur_prefix_len = prefix_len_2; | |
2752 | } | |
2753 | ||
2754 | Tcl_DStringAppendElement (cur_cmd, line); | |
2755 | Tcl_DStringAppend (cur_cmd, " source_tag", 11); | |
2756 | ||
2757 | Tcl_Eval(interp, Tcl_DStringValue(cur_cmd)); | |
2758 | Tcl_DStringSetLength(cur_cmd, cur_prefix_len); | |
2759 | ||
2760 | ln++; | |
2761 | } | |
ca4e7e14 JI |
2762 | } |
2763 | ||
2764 | Tcl_DStringFree (&text_cmd_1); | |
2765 | Tcl_DStringFree (&text_cmd_2); | |
2766 | free (ltable); | |
2767 | fclose (fp); | |
2768 | return TCL_OK; | |
2769 | } | |
2770 | \f | |
2771 | /* | |
2772 | * This section contains commands for manipulation of breakpoints. | |
2773 | */ | |
2774 | ||
2775 | ||
2776 | /* set a breakpoint by source file and line number */ | |
2777 | /* flags are as follows: */ | |
2778 | /* least significant 2 bits are disposition, rest is */ | |
2779 | /* type (normally 0). | |
2780 | ||
2781 | enum bptype { | |
2782 | bp_breakpoint, Normal breakpoint | |
2783 | bp_hardware_breakpoint, Hardware assisted breakpoint | |
2784 | } | |
2785 | ||
2786 | Disposition of breakpoint. Ie: what to do after hitting it. | |
2787 | enum bpdisp { | |
2788 | del, Delete it | |
2789 | del_at_next_stop, Delete at next stop, whether hit or not | |
2790 | disable, Disable it | |
2791 | donttouch Leave it alone | |
2792 | }; | |
2793 | */ | |
2794 | ||
2795 | /* This implements the tcl command "gdb_set_bp" | |
2796 | * It sets breakpoints, and runs the Tcl command | |
2797 | * gdbtk_tcl_breakpoint create | |
2798 | * to register the new breakpoint with the GUI. | |
2799 | * | |
2800 | * Tcl Arguments: | |
2801 | * filename: the file in which to set the breakpoint | |
2802 | * line: the line number for the breakpoint | |
2803 | * type: the type of the breakpoint | |
d84563bc | 2804 | * thread: optional thread number |
ca4e7e14 JI |
2805 | * Tcl Result: |
2806 | * The return value of the call to gdbtk_tcl_breakpoint. | |
2807 | */ | |
2808 | ||
2809 | static int | |
2810 | gdb_set_bp (clientData, interp, objc, objv) | |
2811 | ClientData clientData; | |
2812 | Tcl_Interp *interp; | |
2813 | int objc; | |
2814 | Tcl_Obj *CONST objv[]; | |
2815 | ||
2816 | { | |
2817 | struct symtab_and_line sal; | |
d84563bc | 2818 | int line, flags, ret, thread = -1; |
ca4e7e14 JI |
2819 | struct breakpoint *b; |
2820 | char buf[64]; | |
2821 | Tcl_DString cmd; | |
2822 | ||
d84563bc | 2823 | if (objc != 4 && objc != 5) |
ca4e7e14 | 2824 | { |
d84563bc | 2825 | Tcl_WrongNumArgs(interp, 1, objv, "filename line type [thread]"); |
ca4e7e14 JI |
2826 | return TCL_ERROR; |
2827 | } | |
2828 | ||
2829 | sal.symtab = full_lookup_symtab (Tcl_GetStringFromObj( objv[1], NULL)); | |
2830 | if (sal.symtab == NULL) | |
2831 | return TCL_ERROR; | |
2832 | ||
2833 | if (Tcl_GetIntFromObj( interp, objv[2], &line) == TCL_ERROR) | |
2834 | { | |
2835 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2836 | return TCL_ERROR; | |
2837 | } | |
2838 | ||
2839 | if (Tcl_GetIntFromObj( interp, objv[3], &flags) == TCL_ERROR) | |
2840 | { | |
2841 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2842 | return TCL_ERROR; | |
2843 | } | |
2844 | ||
d84563bc MH |
2845 | if (objc == 5) |
2846 | { | |
2847 | if (Tcl_GetIntFromObj( interp, objv[4], &thread) == TCL_ERROR) | |
2848 | { | |
2849 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2850 | return TCL_ERROR; | |
2851 | } | |
2852 | } | |
2853 | ||
ca4e7e14 JI |
2854 | sal.line = line; |
2855 | if (!find_line_pc (sal.symtab, sal.line, &sal.pc)) | |
2856 | return TCL_ERROR; | |
2857 | ||
2858 | sal.section = find_pc_overlay (sal.pc); | |
2859 | b = set_raw_breakpoint (sal); | |
2860 | set_breakpoint_count (breakpoint_count + 1); | |
2861 | b->number = breakpoint_count; | |
2862 | b->type = flags >> 2; | |
2863 | b->disposition = flags & 3; | |
d84563bc | 2864 | b->thread = thread; |
ca4e7e14 JI |
2865 | |
2866 | /* FIXME: this won't work for duplicate basenames! */ | |
2867 | sprintf (buf, "%s:%d", basename (Tcl_GetStringFromObj ( objv[1], NULL)), line); | |
2868 | b->addr_string = strsave (buf); | |
2869 | ||
2870 | /* now send notification command back to GUI */ | |
2871 | ||
2872 | Tcl_DStringInit (&cmd); | |
2873 | ||
2874 | Tcl_DStringAppend (&cmd, "gdbtk_tcl_breakpoint create ", -1); | |
2875 | sprintf (buf, "%d", b->number); | |
2876 | Tcl_DStringAppendElement(&cmd, buf); | |
6f5af15b | 2877 | sprintf (buf, "0x%lx", (long)sal.pc); |
ca4e7e14 JI |
2878 | Tcl_DStringAppendElement (&cmd, buf); |
2879 | Tcl_DStringAppendElement (&cmd, Tcl_GetStringFromObj (objv[2], NULL)); | |
2880 | Tcl_DStringAppendElement (&cmd, Tcl_GetStringFromObj (objv[1], NULL)); | |
63d138d9 JI |
2881 | Tcl_DStringAppendElement (&cmd, bpdisp[b->disposition]); |
2882 | sprintf (buf, "%d", b->enable); | |
2883 | Tcl_DStringAppendElement (&cmd, buf); | |
2884 | sprintf (buf, "%d", b->thread); | |
2885 | Tcl_DStringAppendElement (&cmd, buf); | |
2886 | ||
ca4e7e14 JI |
2887 | |
2888 | ret = Tcl_Eval (interp, Tcl_DStringValue (&cmd)); | |
2889 | Tcl_DStringFree (&cmd); | |
2890 | return ret; | |
2891 | } | |
2892 | ||
23e1f78b MH |
2893 | /* This implements the tcl command "gdb_set_bp_addr" |
2894 | * It sets breakpoints, and runs the Tcl command | |
2895 | * gdbtk_tcl_breakpoint create | |
2896 | * to register the new breakpoint with the GUI. | |
2897 | * | |
2898 | * Tcl Arguments: | |
2899 | * addr: the address at which to set the breakpoint | |
2900 | * type: the type of the breakpoint | |
2901 | * thread: optional thread number | |
2902 | * Tcl Result: | |
2903 | * The return value of the call to gdbtk_tcl_breakpoint. | |
2904 | */ | |
2905 | ||
2906 | static int | |
2907 | gdb_set_bp_addr (clientData, interp, objc, objv) | |
2908 | ClientData clientData; | |
2909 | Tcl_Interp *interp; | |
2910 | int objc; | |
2911 | Tcl_Obj *CONST objv[]; | |
2912 | ||
2913 | { | |
2914 | struct symtab_and_line sal; | |
2915 | int line, flags, ret, thread = -1; | |
2916 | long addr; | |
2917 | struct breakpoint *b; | |
5c01b16e | 2918 | char *filename, buf[64]; |
23e1f78b MH |
2919 | Tcl_DString cmd; |
2920 | ||
2921 | if (objc != 4 && objc != 3) | |
2922 | { | |
63d138d9 | 2923 | Tcl_WrongNumArgs(interp, 1, objv, "addr type ?thread?"); |
23e1f78b MH |
2924 | return TCL_ERROR; |
2925 | } | |
2926 | ||
2927 | if (Tcl_GetLongFromObj( interp, objv[1], &addr) == TCL_ERROR) | |
2928 | { | |
2929 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2930 | return TCL_ERROR; | |
2931 | } | |
2932 | ||
2933 | if (Tcl_GetIntFromObj( interp, objv[2], &flags) == TCL_ERROR) | |
2934 | { | |
2935 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2936 | return TCL_ERROR; | |
2937 | } | |
2938 | ||
2939 | if (objc == 4) | |
2940 | { | |
2941 | if (Tcl_GetIntFromObj( interp, objv[3], &thread) == TCL_ERROR) | |
2942 | { | |
2943 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
2944 | return TCL_ERROR; | |
2945 | } | |
2946 | } | |
2947 | ||
2948 | sal = find_pc_line (addr, 0); | |
2949 | sal.pc = addr; | |
2950 | b = set_raw_breakpoint (sal); | |
2951 | set_breakpoint_count (breakpoint_count + 1); | |
2952 | b->number = breakpoint_count; | |
2953 | b->type = flags >> 2; | |
2954 | b->disposition = flags & 3; | |
2955 | b->thread = thread; | |
2956 | ||
2957 | sprintf (buf, "*(0x%lx)",addr); | |
2958 | b->addr_string = strsave (buf); | |
2959 | ||
2960 | /* now send notification command back to GUI */ | |
2961 | ||
2962 | Tcl_DStringInit (&cmd); | |
2963 | ||
2964 | Tcl_DStringAppend (&cmd, "gdbtk_tcl_breakpoint create ", -1); | |
2965 | sprintf (buf, "%d", b->number); | |
2966 | Tcl_DStringAppendElement(&cmd, buf); | |
2967 | sprintf (buf, "0x%lx", addr); | |
2968 | Tcl_DStringAppendElement (&cmd, buf); | |
2969 | sprintf (buf, "%d", b->line_number); | |
2970 | Tcl_DStringAppendElement (&cmd, buf); | |
5c01b16e MH |
2971 | |
2972 | filename = symtab_to_filename (sal.symtab); | |
2973 | if (filename == NULL) | |
2974 | filename = ""; | |
2975 | Tcl_DStringAppendElement (&cmd, filename); | |
63d138d9 JI |
2976 | Tcl_DStringAppendElement (&cmd, bpdisp[b->disposition]); |
2977 | sprintf (buf, "%d", b->enable); | |
2978 | Tcl_DStringAppendElement (&cmd, buf); | |
2979 | sprintf (buf, "%d", b->thread); | |
2980 | Tcl_DStringAppendElement (&cmd, buf); | |
23e1f78b MH |
2981 | |
2982 | ret = Tcl_Eval (interp, Tcl_DStringValue (&cmd)); | |
2983 | Tcl_DStringFree (&cmd); | |
2984 | return ret; | |
2985 | } | |
2986 | ||
d84563bc MH |
2987 | /* This implements the tcl command "gdb_find_bp_at_line" |
2988 | * | |
2989 | * Tcl Arguments: | |
2990 | * filename: the file in which to find the breakpoint | |
2991 | * line: the line number for the breakpoint | |
2992 | * Tcl Result: | |
2993 | * It returns a list of breakpoint numbers | |
2994 | */ | |
2995 | ||
2996 | static int | |
2997 | gdb_find_bp_at_line(clientData, interp, objc, objv) | |
2998 | ClientData clientData; | |
2999 | Tcl_Interp *interp; | |
3000 | int objc; | |
3001 | Tcl_Obj *CONST objv[]; | |
3002 | ||
3003 | { | |
3004 | struct symtab *s; | |
3005 | int line; | |
3006 | struct breakpoint *b; | |
3007 | extern struct breakpoint *breakpoint_chain; | |
3008 | ||
3009 | if (objc != 3) | |
3010 | { | |
3011 | Tcl_WrongNumArgs(interp, 1, objv, "filename line"); | |
3012 | return TCL_ERROR; | |
3013 | } | |
3014 | ||
3015 | s = full_lookup_symtab (Tcl_GetStringFromObj( objv[1], NULL)); | |
3016 | if (s == NULL) | |
3017 | return TCL_ERROR; | |
3018 | ||
3019 | if (Tcl_GetIntFromObj( interp, objv[2], &line) == TCL_ERROR) | |
3020 | { | |
3021 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
3022 | return TCL_ERROR; | |
3023 | } | |
3024 | ||
3025 | Tcl_SetListObj (result_ptr->obj_ptr ,0 ,NULL); | |
3026 | for (b = breakpoint_chain; b; b = b->next) | |
3027 | if (b->line_number == line && !strcmp(b->source_file, s->filename)) | |
3028 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3029 | Tcl_NewIntObj (b->number)); | |
3030 | ||
3031 | return TCL_OK; | |
3032 | } | |
3033 | ||
3034 | ||
3035 | /* This implements the tcl command "gdb_find_bp_at_addr" | |
3036 | * | |
3037 | * Tcl Arguments: | |
3038 | * addr: address | |
3039 | * Tcl Result: | |
3040 | * It returns a list of breakpoint numbers | |
3041 | */ | |
3042 | ||
3043 | static int | |
3044 | gdb_find_bp_at_addr(clientData, interp, objc, objv) | |
3045 | ClientData clientData; | |
3046 | Tcl_Interp *interp; | |
3047 | int objc; | |
3048 | Tcl_Obj *CONST objv[]; | |
3049 | ||
3050 | { | |
3051 | long addr; | |
3052 | struct breakpoint *b; | |
3053 | extern struct breakpoint *breakpoint_chain; | |
3054 | ||
3055 | if (objc != 2) | |
3056 | { | |
3057 | Tcl_WrongNumArgs(interp, 1, objv, "address"); | |
3058 | return TCL_ERROR; | |
3059 | } | |
3060 | ||
3061 | if (Tcl_GetLongFromObj( interp, objv[1], &addr) == TCL_ERROR) | |
3062 | { | |
3063 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
3064 | return TCL_ERROR; | |
3065 | } | |
3066 | ||
3067 | Tcl_SetListObj (result_ptr->obj_ptr ,0 ,NULL); | |
3068 | for (b = breakpoint_chain; b; b = b->next) | |
3069 | if (b->address == (CORE_ADDR)addr) | |
3070 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3071 | Tcl_NewIntObj (b->number)); | |
3072 | ||
3073 | return TCL_OK; | |
3074 | } | |
3075 | ||
ca4e7e14 JI |
3076 | /* This implements the tcl command gdb_get_breakpoint_info |
3077 | * | |
3078 | * | |
3079 | * Tcl Arguments: | |
3080 | * breakpoint_number | |
3081 | * Tcl Result: | |
3082 | * A list with {file, function, line_number, address, type, enabled?, | |
3083 | * disposition, ignore_count, {list_of_commands}, thread, hit_count} | |
3084 | */ | |
3085 | ||
3086 | static int | |
3087 | gdb_get_breakpoint_info (clientData, interp, objc, objv) | |
3088 | ClientData clientData; | |
3089 | Tcl_Interp *interp; | |
3090 | int objc; | |
3091 | Tcl_Obj *CONST objv[]; | |
3092 | { | |
3093 | struct symtab_and_line sal; | |
ca4e7e14 JI |
3094 | struct command_line *cmd; |
3095 | int bpnum; | |
3096 | struct breakpoint *b; | |
3097 | extern struct breakpoint *breakpoint_chain; | |
3098 | char *funcname, *fname, *filename; | |
3099 | Tcl_Obj *new_obj; | |
3100 | ||
3101 | if (objc != 2) | |
3102 | { | |
3103 | Tcl_SetStringObj (result_ptr->obj_ptr, "wrong number of args, should be \"breakpoint\"", -1); | |
3104 | return TCL_ERROR; | |
3105 | } | |
3106 | ||
3107 | if ( Tcl_GetIntFromObj(NULL, objv[1], &bpnum) != TCL_OK) | |
3108 | { | |
3109 | result_ptr->flags = GDBTK_IN_TCL_RESULT; | |
3110 | return TCL_ERROR; | |
3111 | } | |
3112 | ||
3113 | for (b = breakpoint_chain; b; b = b->next) | |
3114 | if (b->number == bpnum) | |
3115 | break; | |
3116 | ||
3117 | if (!b || b->type != bp_breakpoint) | |
3118 | { | |
63d138d9 JI |
3119 | char err_buf[64]; |
3120 | sprintf(err_buf, "Breakpoint #%d does not exist.", bpnum); | |
3121 | Tcl_SetStringObj (result_ptr->obj_ptr, err_buf, -1); | |
ca4e7e14 JI |
3122 | return TCL_ERROR; |
3123 | } | |
3124 | ||
3125 | sal = find_pc_line (b->address, 0); | |
3126 | ||
3127 | filename = symtab_to_filename (sal.symtab); | |
3128 | if (filename == NULL) | |
3129 | filename = ""; | |
3130 | ||
3131 | Tcl_SetListObj (result_ptr->obj_ptr ,0 ,NULL); | |
3132 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3133 | Tcl_NewStringObj (filename, -1)); | |
3134 | ||
3135 | find_pc_partial_function (b->address, &funcname, NULL, NULL); | |
3136 | fname = cplus_demangle (funcname, 0); | |
3137 | if (fname) | |
3138 | { | |
3139 | new_obj = Tcl_NewStringObj (fname, -1); | |
3140 | free (fname); | |
3141 | } | |
3142 | else | |
3143 | new_obj = Tcl_NewStringObj (funcname, -1); | |
3144 | ||
3145 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, new_obj); | |
3146 | ||
3147 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj (b->line_number)); | |
3148 | sprintf_append_element_to_obj (result_ptr->obj_ptr, "0x%lx", b->address); | |
3149 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3150 | Tcl_NewStringObj (bptypes[b->type], -1)); | |
3151 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewBooleanObj(b->enable == enabled)); | |
3152 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3153 | Tcl_NewStringObj (bpdisp[b->disposition], -1)); | |
3154 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj (b->ignore_count)); | |
3155 | ||
3156 | new_obj = Tcl_NewObj(); | |
3157 | for (cmd = b->commands; cmd; cmd = cmd->next) | |
3158 | Tcl_ListObjAppendElement (NULL, new_obj, | |
3159 | Tcl_NewStringObj (cmd->line, -1)); | |
3160 | Tcl_ListObjAppendElement(NULL, result_ptr->obj_ptr, new_obj); | |
3161 | ||
3162 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, | |
3163 | Tcl_NewStringObj (b->cond_string, -1)); | |
3164 | ||
3165 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj (b->thread)); | |
3166 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, Tcl_NewIntObj (b->hit_count)); | |
3167 | ||
3168 | return TCL_OK; | |
3169 | } | |
3170 | ||
3171 | ||
3172 | /* This implements the tcl command gdb_get_breakpoint_list | |
3173 | * It builds up a list of the current breakpoints. | |
3174 | * | |
3175 | * Tcl Arguments: | |
3176 | * None. | |
3177 | * Tcl Result: | |
3178 | * A list of breakpoint numbers. | |
3179 | */ | |
3180 | ||
3181 | static int | |
3182 | gdb_get_breakpoint_list (clientData, interp, objc, objv) | |
3183 | ClientData clientData; | |
3184 | Tcl_Interp *interp; | |
3185 | int objc; | |
3186 | Tcl_Obj *CONST objv[]; | |
3187 | { | |
3188 | struct breakpoint *b; | |
3189 | extern struct breakpoint *breakpoint_chain; | |
3190 | Tcl_Obj *new_obj; | |
3191 | ||
3192 | if (objc != 1) | |
3193 | error ("wrong number of args, none are allowed"); | |
3194 | ||
3195 | for (b = breakpoint_chain; b; b = b->next) | |
3196 | if (b->type == bp_breakpoint) | |
3197 | { | |
3198 | new_obj = Tcl_NewIntObj (b->number); | |
3199 | Tcl_ListObjAppendElement (NULL, result_ptr->obj_ptr, new_obj); | |
3200 | } | |
3201 | ||
3202 | return TCL_OK; | |
3203 | } | |
3d64f1e0 KS |
3204 | \f |
3205 | /* The functions in this section deal with stacks and backtraces. */ | |
3206 | ||
3207 | /* This implements the tcl command gdb_stack. | |
3208 | * It builds up a list of stack frames. | |
3209 | * | |
3210 | * Tcl Arguments: | |
3211 | * start - starting stack frame | |
3212 | * count - number of frames to inspect | |
3213 | * Tcl Result: | |
3214 | * A list of function names | |
3215 | */ | |
3216 | ||
3217 | static int | |
3218 | gdb_stack (clientData, interp, objc, objv) ClientData clientData; | |
3219 | Tcl_Interp *interp; | |
3220 | int objc; | |
3221 | Tcl_Obj *CONST objv[]; | |
3222 | { | |
3223 | int start, count; | |
3224 | ||
3225 | if (objc < 3) | |
3226 | { | |
3227 | Tcl_WrongNumArgs (interp, 1, objv, "start count"); | |
3228 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
3229 | return TCL_ERROR; | |
3230 | } | |
3231 | ||
3232 | if (Tcl_GetIntFromObj (NULL, objv[1], &start)) | |
3233 | { | |
3234 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
3235 | return TCL_ERROR; | |
3236 | } | |
3237 | if (Tcl_GetIntFromObj (NULL, objv[2], &count)) | |
3238 | { | |
3239 | result_ptr->flags |= GDBTK_IN_TCL_RESULT; | |
3240 | return TCL_ERROR; | |
3241 | } | |
3242 | ||
3243 | Tcl_SetListObj (result_ptr->obj_ptr, 0, NULL); | |
3244 | ||
3245 | if (target_has_stack) | |
3246 | { | |
3247 | struct frame_info *top; | |
3248 | struct frame_info *fi; | |
3249 | ||
3250 | /* Find the outermost frame */ | |
3251 | fi = get_current_frame (); | |
3252 | while (fi != NULL) | |
3253 | { | |
3254 | top = fi; | |
3255 | fi = get_prev_frame (fi); | |
3256 | } | |
3257 | ||
3258 | /* top now points to the top (outermost frame) of the | |
3259 | stack, so point it to the requested start */ | |
3260 | start = -start; | |
3261 | top = find_relative_frame (top, &start); | |
3262 | ||
3263 | /* If start != 0, then we have asked to start outputting | |
3264 | frames beyond the innermost stack frame */ | |
3265 | if (start == 0) | |
3266 | { | |
3267 | fi = top; | |
3268 | while (fi && count--) | |
3269 | { | |
3270 | get_frame_name (interp, result_ptr->obj_ptr, fi); | |
3271 | fi = get_next_frame (fi); | |
3272 | } | |
3273 | } | |
3274 | } | |
3275 | ||
3276 | return TCL_OK; | |
3277 | } | |
3278 | ||
3279 | /* A helper function for get_stack which adds information about | |
3280 | * the stack frame FI to the caller's LIST. | |
3281 | * | |
3282 | * This is stolen from print_frame_info in stack.c. | |
3283 | */ | |
3284 | static void | |
3285 | get_frame_name (interp, list, fi) | |
3286 | Tcl_Interp *interp; | |
3287 | Tcl_Obj *list; | |
3288 | struct frame_info *fi; | |
3289 | { | |
3290 | struct symtab_and_line sal; | |
3291 | struct symbol *func = NULL; | |
3292 | register char *funname = 0; | |
3293 | enum language funlang = language_unknown; | |
3294 | Tcl_Obj *objv[1]; | |
3295 | ||
3296 | if (frame_in_dummy (fi)) | |
3297 | { | |
3298 | objv[0] = Tcl_NewStringObj ("<function called from gdb>\n", -1); | |
3299 | Tcl_ListObjAppendElement (interp, list, objv[0]); | |
3300 | return; | |
3301 | } | |
3302 | if (fi->signal_handler_caller) | |
3303 | { | |
3304 | objv[0] = Tcl_NewStringObj ("<signal handler called>\n", -1); | |
3305 | Tcl_ListObjAppendElement (interp, list, objv[0]); | |
3306 | return; | |
3307 | } | |
3308 | ||
3309 | sal = | |
3310 | find_pc_line (fi->pc, | |
3311 | fi->next != NULL | |
3312 | && !fi->next->signal_handler_caller | |
3313 | && !frame_in_dummy (fi->next)); | |
3314 | ||
3315 | func = find_pc_function (fi->pc); | |
3316 | if (func) | |
3317 | { | |
3318 | struct minimal_symbol *msymbol = lookup_minimal_symbol_by_pc (fi->pc); | |
3319 | if (msymbol != NULL | |
3320 | && (SYMBOL_VALUE_ADDRESS (msymbol) | |
3321 | > BLOCK_START (SYMBOL_BLOCK_VALUE (func)))) | |
3322 | { | |
3323 | func = 0; | |
3324 | funname = SYMBOL_NAME (msymbol); | |
3325 | funlang = SYMBOL_LANGUAGE (msymbol); | |
3326 | } | |
3327 | else | |
3328 | { | |
3329 | funname = SYMBOL_NAME (func); | |
3330 | funlang = SYMBOL_LANGUAGE (func); | |
3331 | } | |
3332 | } | |
3333 | else | |
3334 | { | |
3335 | struct minimal_symbol *msymbol = lookup_minimal_symbol_by_pc (fi->pc); | |
3336 | if (msymbol != NULL) | |
3337 | { | |
3338 | funname = SYMBOL_NAME (msymbol); | |
3339 | funlang = SYMBOL_LANGUAGE (msymbol); | |
3340 | } | |
3341 | } | |
3342 | ||
3343 | if (sal.symtab) | |
3344 | { | |
864e89fc KS |
3345 | char *name = NULL; |
3346 | ||
3347 | if (funlang == language_cplus) | |
3348 | name = cplus_demangle (funname, 0); | |
3349 | if (name == NULL) | |
3350 | name = funname; | |
3351 | ||
3352 | objv[0] = Tcl_NewStringObj (name, -1); | |
3d64f1e0 KS |
3353 | Tcl_ListObjAppendElement (interp, list, objv[0]); |
3354 | } | |
3355 | else | |
3356 | { | |
3357 | #if 0 | |
3358 | /* we have no convenient way to deal with this yet... */ | |
3359 | if (fi->pc != sal.pc || !sal.symtab) | |
3360 | { | |
3361 | print_address_numeric (fi->pc, 1, gdb_stdout); | |
3362 | printf_filtered (" in "); | |
3363 | } | |
3364 | printf_symbol_filtered (gdb_stdout, funname ? funname : "??", funlang, | |
3365 | DMGL_ANSI); | |
3366 | #endif | |
3367 | objv[0] = Tcl_NewStringObj (funname != NULL ? funname : "??", -1); | |
3368 | #ifdef PC_LOAD_SEGMENT | |
3369 | /* If we couldn't print out function name but if can figure out what | |
3370 | load segment this pc value is from, at least print out some info | |
3371 | about its load segment. */ | |
3372 | if (!funname) | |
3373 | { | |
3374 | Tcl_AppendStringsToObj (objv[0], " from ", PC_LOAD_SEGMENT (fi->pc), | |
3375 | (char *) NULL); | |
3376 | } | |
3377 | #endif | |
3378 | #ifdef PC_SOLIB | |
3379 | if (!funname) | |
3380 | { | |
3381 | char *lib = PC_SOLIB (fi->pc); | |
3382 | if (lib) | |
3383 | { | |
3384 | Tcl_AppendStringsToObj (objv[0], " from ", lib, (char *) NULL); | |
3385 | } | |
3386 | } | |
3387 | #endif | |
3388 | Tcl_ListObjAppendElement (interp, list, objv[0]); | |
3389 | } | |
3390 | } | |
ca4e7e14 JI |
3391 | |
3392 | \f | |
3393 | /* | |
3394 | * This section contains a bunch of miscellaneous utility commands | |
3395 | */ | |
3396 | ||
3397 | /* This implements the tcl command gdb_path_conv | |
3398 | * | |
3399 | * On Windows, it canonicalizes the pathname, | |
3400 | * On Unix, it is a no op. | |
3401 | * | |
3402 | * Arguments: | |
3403 | * path | |
3404 | * Tcl Result: | |
3405 | * The canonicalized path. | |
3406 | */ | |
3407 | ||
3408 | static int | |
3409 | gdb_path_conv (clientData, interp, objc, objv) | |
3410 | ClientData clientData; | |
3411 | Tcl_Interp *interp; | |
3412 | int objc; | |
3413 | Tcl_Obj *CONST objv[]; | |
3414 | { | |
3415 | if (objc != 2) | |
3416 | error ("wrong # args"); | |
3417 | ||
3418 | #ifdef WINNT | |
3419 | { | |
3420 | char pathname[256], *ptr; | |
3421 | ||
3422 | cygwin32_conv_to_full_win32_path (Tcl_GetStringFromObj(objv[1], NULL), pathname); | |
3423 | for (ptr = pathname; *ptr; ptr++) | |
3424 | { | |
3425 | if (*ptr == '\\') | |
3426 | *ptr = '/'; | |
3427 | } | |
3428 | Tcl_SetStringObj (result_ptr->obj_ptr, pathname, -1); | |
3429 | } | |
3430 | #else | |
3431 | Tcl_SetStringObj (result_ptr->obj_ptr, Tcl_GetStringFromObj (objv[1], NULL), -1); | |
3432 | #endif | |
3433 | ||
3434 | return TCL_OK; | |
3435 | } | |
3436 | \f | |
3437 | /* | |
3438 | * This section has utility routines that are not Tcl commands. | |
3439 | */ | |
3440 | ||
3441 | static int | |
3442 | perror_with_name_wrapper (args) | |
3443 | char * args; | |
3444 | { | |
3445 | perror_with_name (args); | |
3446 | return 1; | |
3447 | } | |
3448 | ||
3449 | /* The lookup_symtab() in symtab.c doesn't work correctly */ | |
3450 | /* It will not work will full pathnames and if multiple */ | |
3451 | /* source files have the same basename, it will return */ | |
3452 | /* the first one instead of the correct one. This version */ | |
3453 | /* also always makes sure symtab->fullname is set. */ | |
3454 | ||
3455 | static struct symtab * | |
3456 | full_lookup_symtab(file) | |
3457 | char *file; | |
3458 | { | |
3459 | struct symtab *st; | |
3460 | struct objfile *objfile; | |
3461 | char *bfile, *fullname; | |
3462 | struct partial_symtab *pt; | |
3463 | ||
3464 | if (!file) | |
3465 | return NULL; | |
3466 | ||
3467 | /* first try a direct lookup */ | |
3468 | st = lookup_symtab (file); | |
3469 | if (st) | |
3470 | { | |
3471 | if (!st->fullname) | |
3472 | symtab_to_filename(st); | |
3473 | return st; | |
3474 | } | |
3475 | ||
3476 | /* if the direct approach failed, try */ | |
3477 | /* looking up the basename and checking */ | |
3478 | /* all matches with the fullname */ | |
3479 | bfile = basename (file); | |
3480 | ALL_SYMTABS (objfile, st) | |
3481 | { | |
3482 | if (!strcmp (bfile, basename(st->filename))) | |
4af2d83a KS |
3483 | { |
3484 | if (!st->fullname) | |
3485 | fullname = symtab_to_filename (st); | |
3486 | else | |
3487 | fullname = st->fullname; | |
ca4e7e14 | 3488 | |
4af2d83a KS |
3489 | if (!strcmp (file, fullname)) |
3490 | return st; | |
3491 | } | |
ca4e7e14 JI |
3492 | } |
3493 | ||
3494 | /* still no luck? look at psymtabs */ | |
3495 | ALL_PSYMTABS (objfile, pt) | |
3496 | { | |
3497 | if (!strcmp (bfile, basename(pt->filename))) | |
4af2d83a KS |
3498 | { |
3499 | st = PSYMTAB_TO_SYMTAB (pt); | |
3500 | if (st) | |
3501 | { | |
3502 | fullname = symtab_to_filename (st); | |
3503 | if (!strcmp (file, fullname)) | |
3504 | return st; | |
3505 | } | |
3506 | } | |
ca4e7e14 JI |
3507 | } |
3508 | return NULL; | |
3509 | } |