| 1 | /* Tcl/Tk interface routines. |
| 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 | |
| 46 | #ifdef IDE |
| 47 | /* start-sanitize-ide */ |
| 48 | #include "event.h" |
| 49 | #include "idetcl.h" |
| 50 | #include "ilutk.h" |
| 51 | /* end-sanitize-ide */ |
| 52 | #endif |
| 53 | |
| 54 | #ifdef ANSI_PROTOTYPES |
| 55 | #include <stdarg.h> |
| 56 | #else |
| 57 | #include <varargs.h> |
| 58 | #endif |
| 59 | #include <signal.h> |
| 60 | #include <fcntl.h> |
| 61 | #include <unistd.h> |
| 62 | #include <setjmp.h> |
| 63 | #include "top.h" |
| 64 | #include <sys/ioctl.h> |
| 65 | #include "gdb_string.h" |
| 66 | #include "dis-asm.h" |
| 67 | #include <stdio.h> |
| 68 | #include "gdbcmd.h" |
| 69 | |
| 70 | #include "annotate.h" |
| 71 | #include <sys/time.h> |
| 72 | |
| 73 | #ifdef WINNT |
| 74 | #define GDBTK_PATH_SEP ";" |
| 75 | #else |
| 76 | #define GDBTK_PATH_SEP ":" |
| 77 | #endif |
| 78 | |
| 79 | /* Some versions (1.3.79, 1.3.81) of Linux don't support SIOCSPGRP the way |
| 80 | gdbtk wants to use it... */ |
| 81 | #ifdef __linux__ |
| 82 | #undef SIOCSPGRP |
| 83 | #endif |
| 84 | |
| 85 | static int No_Update = 0; |
| 86 | static int load_in_progress = 0; |
| 87 | static int in_fputs = 0; |
| 88 | |
| 89 | int gdbtk_load_hash PARAMS ((char *, unsigned long)); |
| 90 | int (*ui_load_progress_hook) PARAMS ((char *, unsigned long)); |
| 91 | void (*pre_add_symbol_hook) PARAMS ((char *)); |
| 92 | void (*post_add_symbol_hook) PARAMS ((void)); |
| 93 | |
| 94 | char * get_prompt PARAMS ((void)); |
| 95 | |
| 96 | static void null_routine PARAMS ((int)); |
| 97 | static void gdbtk_flush PARAMS ((FILE *)); |
| 98 | static void gdbtk_fputs PARAMS ((const char *, FILE *)); |
| 99 | static int gdbtk_query PARAMS ((const char *, va_list)); |
| 100 | static void gdbtk_warning PARAMS ((const char *, va_list)); |
| 101 | static void gdbtk_ignorable_warning PARAMS ((const char *)); |
| 102 | static char *gdbtk_readline PARAMS ((char *)); |
| 103 | static void gdbtk_init PARAMS ((char *)); |
| 104 | static void tk_command_loop PARAMS ((void)); |
| 105 | static void gdbtk_call_command PARAMS ((struct cmd_list_element *, char *, int)); |
| 106 | static int gdbtk_wait PARAMS ((int, struct target_waitstatus *)); |
| 107 | static void x_event PARAMS ((int)); |
| 108 | static void gdbtk_interactive PARAMS ((void)); |
| 109 | static void cleanup_init PARAMS ((int)); |
| 110 | static void tk_command PARAMS ((char *, int)); |
| 111 | static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 112 | static int compare_lines PARAMS ((const PTR, const PTR)); |
| 113 | static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *)); |
| 114 | static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 115 | static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 116 | static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 117 | static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 118 | static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 119 | static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 120 | static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 121 | static int call_obj_wrapper PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST [])); |
| 122 | static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
| 123 | static int gdb_immediate_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
| 124 | static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 125 | static void gdbtk_readline_end PARAMS ((void)); |
| 126 | static void pc_changed PARAMS ((void)); |
| 127 | static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 128 | static void register_changed_p PARAMS ((int, void *)); |
| 129 | static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 130 | static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 131 | static void breakpoint_notify PARAMS ((struct breakpoint *, const char *)); |
| 132 | static void gdbtk_create_breakpoint PARAMS ((struct breakpoint *)); |
| 133 | static void gdbtk_delete_breakpoint PARAMS ((struct breakpoint *)); |
| 134 | static void gdbtk_modify_breakpoint PARAMS ((struct breakpoint *)); |
| 135 | static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 136 | static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 137 | static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), void *)); |
| 138 | static void get_register_name PARAMS ((int, void *)); |
| 139 | static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 140 | static void get_register PARAMS ((int, void *)); |
| 141 | static int gdb_trace_status PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
| 142 | static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[])); |
| 143 | static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 144 | void TclDebug PARAMS ((const char *fmt, ...)); |
| 145 | static int gdb_get_locals_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST |
| 146 | objv[])); |
| 147 | static int gdb_get_args_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST |
| 148 | objv[])); |
| 149 | static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 150 | static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 151 | static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 152 | static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 153 | static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 154 | static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 155 | static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 156 | static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 157 | static int gdb_find_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 158 | static int gdb_get_tracepoint_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 159 | static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *)); |
| 160 | static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *)); |
| 161 | static void gdbtk_modify_tracepoint PARAMS ((struct tracepoint *)); |
| 162 | static void tracepoint_notify PARAMS ((struct tracepoint *, const char *)); |
| 163 | static void gdbtk_print_frame_info PARAMS ((struct symtab *, int, int, int)); |
| 164 | void gdbtk_pre_add_symbol PARAMS ((char *)); |
| 165 | void gdbtk_post_add_symbol PARAMS ((void)); |
| 166 | static int get_pc_register PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 167 | static int gdb_loadfile PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 168 | static int gdb_set_bp PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[])); |
| 169 | static struct symtab *full_lookup_symtab PARAMS ((char *file)); |
| 170 | static int gdb_get_mem PARAMS ((ClientData, Tcl_Interp *, int, char *[])); |
| 171 | |
| 172 | /* Handle for TCL interpreter */ |
| 173 | static Tcl_Interp *interp = NULL; |
| 174 | |
| 175 | static int gdbtk_timer_going = 0; |
| 176 | static void gdbtk_start_timer PARAMS ((void)); |
| 177 | static void gdbtk_stop_timer PARAMS ((void)); |
| 178 | |
| 179 | /* This variable is true when the inferior is running. Although it's |
| 180 | possible to disable most input from widgets and thus prevent |
| 181 | attempts to do anything while the inferior is running, any commands |
| 182 | that get through - even a simple memory read - are Very Bad, and |
| 183 | may cause GDB to crash or behave strangely. So, this variable |
| 184 | provides an extra layer of defense. */ |
| 185 | |
| 186 | static int running_now; |
| 187 | |
| 188 | /* This variable determines where memory used for disassembly is read from. |
| 189 | If > 0, then disassembly comes from the exec file rather than the |
| 190 | target (which might be at the other end of a slow serial link). If |
| 191 | == 0 then disassembly comes from target. If < 0 disassembly is |
| 192 | automatically switched to the target if it's an inferior process, |
| 193 | otherwise the exec file is used. */ |
| 194 | |
| 195 | static int disassemble_from_exec = -1; |
| 196 | |
| 197 | #ifndef _WIN32 |
| 198 | |
| 199 | /* Supply malloc calls for tcl/tk. We do not want to do this on |
| 200 | Windows, because Tcl_Alloc is probably in a DLL which will not call |
| 201 | the mmalloc routines. */ |
| 202 | |
| 203 | char * |
| 204 | Tcl_Alloc (size) |
| 205 | unsigned int size; |
| 206 | { |
| 207 | return xmalloc (size); |
| 208 | } |
| 209 | |
| 210 | char * |
| 211 | Tcl_Realloc (ptr, size) |
| 212 | char *ptr; |
| 213 | unsigned int size; |
| 214 | { |
| 215 | return xrealloc (ptr, size); |
| 216 | } |
| 217 | |
| 218 | void |
| 219 | Tcl_Free(ptr) |
| 220 | char *ptr; |
| 221 | { |
| 222 | free (ptr); |
| 223 | } |
| 224 | |
| 225 | #endif /* ! _WIN32 */ |
| 226 | |
| 227 | static void |
| 228 | null_routine(arg) |
| 229 | int arg; |
| 230 | { |
| 231 | } |
| 232 | |
| 233 | #ifdef _WIN32 |
| 234 | |
| 235 | /* On Windows, if we hold a file open, other programs can't write to |
| 236 | it. In particular, we don't want to hold the executable open, |
| 237 | because it will mean that people have to get out of the debugging |
| 238 | session in order to remake their program. So we close it, although |
| 239 | this will cost us if and when we need to reopen it. */ |
| 240 | |
| 241 | static void |
| 242 | close_bfds () |
| 243 | { |
| 244 | struct objfile *o; |
| 245 | |
| 246 | ALL_OBJFILES (o) |
| 247 | { |
| 248 | if (o->obfd != NULL) |
| 249 | bfd_cache_close (o->obfd); |
| 250 | } |
| 251 | |
| 252 | if (exec_bfd != NULL) |
| 253 | bfd_cache_close (exec_bfd); |
| 254 | } |
| 255 | |
| 256 | #endif /* _WIN32 */ |
| 257 | |
| 258 | /* The following routines deal with stdout/stderr data, which is created by |
| 259 | {f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the |
| 260 | lowest level of these routines and capture all output from the rest of GDB. |
| 261 | Normally they present their data to tcl via callbacks to the following tcl |
| 262 | routines: gdbtk_tcl_fputs, gdbtk_tcl_fputs_error, and gdbtk_flush. These |
| 263 | in turn call tk routines to update the display. |
| 264 | |
| 265 | Under some circumstances, you may want to collect the output so that it can |
| 266 | be returned as the value of a tcl procedure. This can be done by |
| 267 | surrounding the output routines with calls to start_saving_output and |
| 268 | finish_saving_output. The saved data can then be retrieved with |
| 269 | get_saved_output (but this must be done before the call to |
| 270 | finish_saving_output). */ |
| 271 | |
| 272 | /* Dynamic string for output. */ |
| 273 | |
| 274 | static Tcl_DString *result_ptr; |
| 275 | |
| 276 | /* Dynamic string for stderr. This is only used if result_ptr is |
| 277 | NULL. */ |
| 278 | |
| 279 | static Tcl_DString *error_string_ptr; |
| 280 | \f |
| 281 | static void |
| 282 | gdbtk_flush (stream) |
| 283 | FILE *stream; |
| 284 | { |
| 285 | #if 0 |
| 286 | /* Force immediate screen update */ |
| 287 | |
| 288 | Tcl_VarEval (interp, "gdbtk_tcl_flush", NULL); |
| 289 | #endif |
| 290 | } |
| 291 | |
| 292 | static void |
| 293 | gdbtk_fputs (ptr, stream) |
| 294 | const char *ptr; |
| 295 | FILE *stream; |
| 296 | { |
| 297 | char *merge[2], *command; |
| 298 | in_fputs = 1; |
| 299 | |
| 300 | if (result_ptr) |
| 301 | Tcl_DStringAppend (result_ptr, (char *) ptr, -1); |
| 302 | else if (error_string_ptr != NULL && stream == gdb_stderr) |
| 303 | Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1); |
| 304 | else |
| 305 | { |
| 306 | merge[0] = "gdbtk_tcl_fputs"; |
| 307 | merge[1] = (char *)ptr; |
| 308 | command = Tcl_Merge (2, merge); |
| 309 | Tcl_Eval (interp, command); |
| 310 | Tcl_Free (command); |
| 311 | } |
| 312 | in_fputs = 0; |
| 313 | } |
| 314 | |
| 315 | static void |
| 316 | gdbtk_warning (warning, args) |
| 317 | const char *warning; |
| 318 | va_list args; |
| 319 | { |
| 320 | char buf[200], *merge[2]; |
| 321 | char *command; |
| 322 | |
| 323 | vsprintf (buf, warning, args); |
| 324 | merge[0] = "gdbtk_tcl_warning"; |
| 325 | merge[1] = buf; |
| 326 | command = Tcl_Merge (2, merge); |
| 327 | Tcl_Eval (interp, command); |
| 328 | Tcl_Free (command); |
| 329 | } |
| 330 | |
| 331 | static void |
| 332 | gdbtk_ignorable_warning (warning) |
| 333 | const char *warning; |
| 334 | { |
| 335 | char buf[200], *merge[2]; |
| 336 | char *command; |
| 337 | |
| 338 | sprintf (buf, warning); |
| 339 | merge[0] = "gdbtk_tcl_ignorable_warning"; |
| 340 | merge[1] = buf; |
| 341 | command = Tcl_Merge (2, merge); |
| 342 | Tcl_Eval (interp, command); |
| 343 | Tcl_Free (command); |
| 344 | } |
| 345 | |
| 346 | static int |
| 347 | gdbtk_query (query, args) |
| 348 | const char *query; |
| 349 | va_list args; |
| 350 | { |
| 351 | char buf[200], *merge[2]; |
| 352 | char *command; |
| 353 | long val; |
| 354 | |
| 355 | vsprintf (buf, query, args); |
| 356 | merge[0] = "gdbtk_tcl_query"; |
| 357 | merge[1] = buf; |
| 358 | command = Tcl_Merge (2, merge); |
| 359 | Tcl_Eval (interp, command); |
| 360 | Tcl_Free (command); |
| 361 | |
| 362 | val = atol (interp->result); |
| 363 | return val; |
| 364 | } |
| 365 | |
| 366 | /* VARARGS */ |
| 367 | static void |
| 368 | #ifdef ANSI_PROTOTYPES |
| 369 | gdbtk_readline_begin (char *format, ...) |
| 370 | #else |
| 371 | gdbtk_readline_begin (va_alist) |
| 372 | va_dcl |
| 373 | #endif |
| 374 | { |
| 375 | va_list args; |
| 376 | char buf[200], *merge[2]; |
| 377 | char *command; |
| 378 | |
| 379 | #ifdef ANSI_PROTOTYPES |
| 380 | va_start (args, format); |
| 381 | #else |
| 382 | char *format; |
| 383 | va_start (args); |
| 384 | format = va_arg (args, char *); |
| 385 | #endif |
| 386 | |
| 387 | vsprintf (buf, format, args); |
| 388 | merge[0] = "gdbtk_tcl_readline_begin"; |
| 389 | merge[1] = buf; |
| 390 | command = Tcl_Merge (2, merge); |
| 391 | Tcl_Eval (interp, command); |
| 392 | Tcl_Free (command); |
| 393 | } |
| 394 | |
| 395 | static char * |
| 396 | gdbtk_readline (prompt) |
| 397 | char *prompt; |
| 398 | { |
| 399 | char *merge[2]; |
| 400 | char *command; |
| 401 | int result; |
| 402 | |
| 403 | #ifdef _WIN32 |
| 404 | close_bfds (); |
| 405 | #endif |
| 406 | |
| 407 | merge[0] = "gdbtk_tcl_readline"; |
| 408 | merge[1] = prompt; |
| 409 | command = Tcl_Merge (2, merge); |
| 410 | result = Tcl_Eval (interp, command); |
| 411 | Tcl_Free (command); |
| 412 | if (result == TCL_OK) |
| 413 | { |
| 414 | return (strdup (interp -> result)); |
| 415 | } |
| 416 | else |
| 417 | { |
| 418 | gdbtk_fputs (interp -> result, gdb_stdout); |
| 419 | gdbtk_fputs ("\n", gdb_stdout); |
| 420 | return (NULL); |
| 421 | } |
| 422 | } |
| 423 | |
| 424 | static void |
| 425 | gdbtk_readline_end () |
| 426 | { |
| 427 | Tcl_Eval (interp, "gdbtk_tcl_readline_end"); |
| 428 | } |
| 429 | |
| 430 | static void |
| 431 | pc_changed() |
| 432 | { |
| 433 | Tcl_Eval (interp, "gdbtk_pc_changed"); |
| 434 | } |
| 435 | |
| 436 | \f |
| 437 | static void |
| 438 | #ifdef ANSI_PROTOTYPES |
| 439 | dsprintf_append_element (Tcl_DString *dsp, char *format, ...) |
| 440 | #else |
| 441 | dsprintf_append_element (va_alist) |
| 442 | va_dcl |
| 443 | #endif |
| 444 | { |
| 445 | va_list args; |
| 446 | char buf[1024]; |
| 447 | |
| 448 | #ifdef ANSI_PROTOTYPES |
| 449 | va_start (args, format); |
| 450 | #else |
| 451 | Tcl_DString *dsp; |
| 452 | char *format; |
| 453 | |
| 454 | va_start (args); |
| 455 | dsp = va_arg (args, Tcl_DString *); |
| 456 | format = va_arg (args, char *); |
| 457 | #endif |
| 458 | |
| 459 | vsprintf (buf, format, args); |
| 460 | |
| 461 | Tcl_DStringAppendElement (dsp, buf); |
| 462 | } |
| 463 | |
| 464 | static int |
| 465 | gdb_path_conv (clientData, interp, argc, argv) |
| 466 | ClientData clientData; |
| 467 | Tcl_Interp *interp; |
| 468 | int argc; |
| 469 | char *argv[]; |
| 470 | { |
| 471 | #ifdef WINNT |
| 472 | char pathname[256], *ptr; |
| 473 | if (argc != 2) |
| 474 | error ("wrong # args"); |
| 475 | cygwin32_conv_to_full_win32_path (argv[1], pathname); |
| 476 | for (ptr = pathname; *ptr; ptr++) |
| 477 | { |
| 478 | if (*ptr == '\\') |
| 479 | *ptr = '/'; |
| 480 | } |
| 481 | #else |
| 482 | char *pathname = argv[1]; |
| 483 | #endif |
| 484 | Tcl_DStringAppend (result_ptr, pathname, strlen(pathname)); |
| 485 | return TCL_OK; |
| 486 | } |
| 487 | |
| 488 | static int |
| 489 | gdb_get_breakpoint_list (clientData, interp, argc, argv) |
| 490 | ClientData clientData; |
| 491 | Tcl_Interp *interp; |
| 492 | int argc; |
| 493 | char *argv[]; |
| 494 | { |
| 495 | struct breakpoint *b; |
| 496 | extern struct breakpoint *breakpoint_chain; |
| 497 | |
| 498 | if (argc != 1) |
| 499 | error ("wrong # args"); |
| 500 | |
| 501 | for (b = breakpoint_chain; b; b = b->next) |
| 502 | if (b->type == bp_breakpoint) |
| 503 | dsprintf_append_element (result_ptr, "%d", b->number); |
| 504 | |
| 505 | return TCL_OK; |
| 506 | } |
| 507 | |
| 508 | static int |
| 509 | gdb_get_breakpoint_info (clientData, interp, argc, argv) |
| 510 | ClientData clientData; |
| 511 | Tcl_Interp *interp; |
| 512 | int argc; |
| 513 | char *argv[]; |
| 514 | { |
| 515 | struct symtab_and_line sal; |
| 516 | static char *bptypes[] = {"breakpoint", "hardware breakpoint", "until", |
| 517 | "finish", "watchpoint", "hardware watchpoint", |
| 518 | "read watchpoint", "access watchpoint", |
| 519 | "longjmp", "longjmp resume", "step resume", |
| 520 | "through sigtramp", "watchpoint scope", |
| 521 | "call dummy" }; |
| 522 | static char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"}; |
| 523 | struct command_line *cmd; |
| 524 | int bpnum; |
| 525 | struct breakpoint *b; |
| 526 | extern struct breakpoint *breakpoint_chain; |
| 527 | char *funcname, *fname, *filename; |
| 528 | |
| 529 | if (argc != 2) |
| 530 | error ("wrong # args"); |
| 531 | |
| 532 | bpnum = atoi (argv[1]); |
| 533 | |
| 534 | for (b = breakpoint_chain; b; b = b->next) |
| 535 | if (b->number == bpnum) |
| 536 | break; |
| 537 | |
| 538 | if (!b || b->type != bp_breakpoint) |
| 539 | error ("Breakpoint #%d does not exist", bpnum); |
| 540 | |
| 541 | sal = find_pc_line (b->address, 0); |
| 542 | |
| 543 | filename = symtab_to_filename (sal.symtab); |
| 544 | if (filename == NULL) |
| 545 | filename = ""; |
| 546 | Tcl_DStringAppendElement (result_ptr, filename); |
| 547 | |
| 548 | find_pc_partial_function (b->address, &funcname, NULL, NULL); |
| 549 | fname = cplus_demangle (funcname, 0); |
| 550 | if (fname) |
| 551 | { |
| 552 | Tcl_DStringAppendElement (result_ptr, fname); |
| 553 | free (fname); |
| 554 | } |
| 555 | else |
| 556 | Tcl_DStringAppendElement (result_ptr, funcname); |
| 557 | dsprintf_append_element (result_ptr, "%d", b->line_number); |
| 558 | dsprintf_append_element (result_ptr, "0x%lx", b->address); |
| 559 | Tcl_DStringAppendElement (result_ptr, bptypes[b->type]); |
| 560 | Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0"); |
| 561 | Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]); |
| 562 | dsprintf_append_element (result_ptr, "%d", b->ignore_count); |
| 563 | |
| 564 | Tcl_DStringStartSublist (result_ptr); |
| 565 | for (cmd = b->commands; cmd; cmd = cmd->next) |
| 566 | Tcl_DStringAppendElement (result_ptr, cmd->line); |
| 567 | Tcl_DStringEndSublist (result_ptr); |
| 568 | |
| 569 | Tcl_DStringAppendElement (result_ptr, b->cond_string); |
| 570 | |
| 571 | dsprintf_append_element (result_ptr, "%d", b->thread); |
| 572 | dsprintf_append_element (result_ptr, "%d", b->hit_count); |
| 573 | |
| 574 | return TCL_OK; |
| 575 | } |
| 576 | |
| 577 | static void |
| 578 | breakpoint_notify(b, action) |
| 579 | struct breakpoint *b; |
| 580 | const char *action; |
| 581 | { |
| 582 | char buf[256]; |
| 583 | int v; |
| 584 | struct symtab_and_line sal; |
| 585 | char *filename; |
| 586 | |
| 587 | if (b->type != bp_breakpoint) |
| 588 | return; |
| 589 | |
| 590 | /* We ensure that ACTION contains no special Tcl characters, so we |
| 591 | can do this. */ |
| 592 | sal = find_pc_line (b->address, 0); |
| 593 | filename = symtab_to_filename (sal.symtab); |
| 594 | if (filename == NULL) |
| 595 | filename = ""; |
| 596 | |
| 597 | sprintf (buf, "gdbtk_tcl_breakpoint %s %d 0x%lx %d {%s}", action, b->number, |
| 598 | (long)b->address, b->line_number, filename); |
| 599 | |
| 600 | v = Tcl_Eval (interp, buf); |
| 601 | |
| 602 | if (v != TCL_OK) |
| 603 | { |
| 604 | gdbtk_fputs (interp->result, gdb_stdout); |
| 605 | gdbtk_fputs ("\n", gdb_stdout); |
| 606 | } |
| 607 | } |
| 608 | |
| 609 | static void |
| 610 | gdbtk_create_breakpoint(b) |
| 611 | struct breakpoint *b; |
| 612 | { |
| 613 | breakpoint_notify (b, "create"); |
| 614 | } |
| 615 | |
| 616 | static void |
| 617 | gdbtk_delete_breakpoint(b) |
| 618 | struct breakpoint *b; |
| 619 | { |
| 620 | breakpoint_notify (b, "delete"); |
| 621 | } |
| 622 | |
| 623 | static void |
| 624 | gdbtk_modify_breakpoint(b) |
| 625 | struct breakpoint *b; |
| 626 | { |
| 627 | breakpoint_notify (b, "modify"); |
| 628 | } |
| 629 | \f |
| 630 | /* This implements the TCL command `gdb_loc', which returns a list */ |
| 631 | /* consisting of the following: */ |
| 632 | /* basename, function name, filename, line number, address, current pc */ |
| 633 | |
| 634 | static int |
| 635 | gdb_loc (clientData, interp, argc, argv) |
| 636 | ClientData clientData; |
| 637 | Tcl_Interp *interp; |
| 638 | int argc; |
| 639 | char *argv[]; |
| 640 | { |
| 641 | char *filename; |
| 642 | struct symtab_and_line sal; |
| 643 | char *funcname, *fname; |
| 644 | CORE_ADDR pc; |
| 645 | |
| 646 | if (!have_full_symbols () && !have_partial_symbols ()) |
| 647 | { |
| 648 | Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC); |
| 649 | return TCL_ERROR; |
| 650 | } |
| 651 | |
| 652 | if (argc == 1) |
| 653 | { |
| 654 | if (selected_frame && (selected_frame->pc != stop_pc)) |
| 655 | { |
| 656 | /* Note - this next line is not correct on all architectures. */ |
| 657 | /* For a graphical debugged we really want to highlight the */ |
| 658 | /* assembly line that called the next function on the stack. */ |
| 659 | /* Many architectures have the next instruction saved as the */ |
| 660 | /* pc on the stack, so what happens is the next instruction is hughlighted. */ |
| 661 | /* FIXME */ |
| 662 | pc = selected_frame->pc; |
| 663 | sal = find_pc_line (selected_frame->pc, |
| 664 | selected_frame->next != NULL |
| 665 | && !selected_frame->next->signal_handler_caller |
| 666 | && !frame_in_dummy (selected_frame->next)); |
| 667 | } |
| 668 | else |
| 669 | { |
| 670 | pc = stop_pc; |
| 671 | sal = find_pc_line (stop_pc, 0); |
| 672 | } |
| 673 | } |
| 674 | else if (argc == 2) |
| 675 | { |
| 676 | struct symtabs_and_lines sals; |
| 677 | int nelts; |
| 678 | |
| 679 | sals = decode_line_spec (argv[1], 1); |
| 680 | |
| 681 | nelts = sals.nelts; |
| 682 | sal = sals.sals[0]; |
| 683 | free (sals.sals); |
| 684 | |
| 685 | if (sals.nelts != 1) |
| 686 | error ("Ambiguous line spec"); |
| 687 | |
| 688 | pc = sal.pc; |
| 689 | } |
| 690 | else |
| 691 | error ("wrong # args"); |
| 692 | |
| 693 | if (sal.symtab) |
| 694 | Tcl_DStringAppendElement (result_ptr, sal.symtab->filename); |
| 695 | else |
| 696 | Tcl_DStringAppendElement (result_ptr, ""); |
| 697 | |
| 698 | find_pc_partial_function (pc, &funcname, NULL, NULL); |
| 699 | fname = cplus_demangle (funcname, 0); |
| 700 | if (fname) |
| 701 | { |
| 702 | Tcl_DStringAppendElement (result_ptr, fname); |
| 703 | free (fname); |
| 704 | } |
| 705 | else |
| 706 | Tcl_DStringAppendElement (result_ptr, funcname); |
| 707 | filename = symtab_to_filename (sal.symtab); |
| 708 | if (filename == NULL) |
| 709 | filename = ""; |
| 710 | |
| 711 | Tcl_DStringAppendElement (result_ptr, filename); |
| 712 | dsprintf_append_element (result_ptr, "%d", sal.line); /* line number */ |
| 713 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */ |
| 714 | dsprintf_append_element (result_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */ |
| 715 | return TCL_OK; |
| 716 | } |
| 717 | \f |
| 718 | /* This implements the TCL command `gdb_eval'. */ |
| 719 | |
| 720 | static int |
| 721 | gdb_eval (clientData, interp, argc, argv) |
| 722 | ClientData clientData; |
| 723 | Tcl_Interp *interp; |
| 724 | int argc; |
| 725 | char *argv[]; |
| 726 | { |
| 727 | struct expression *expr; |
| 728 | struct cleanup *old_chain; |
| 729 | value_ptr val; |
| 730 | |
| 731 | if (argc != 2) |
| 732 | error ("wrong # args"); |
| 733 | |
| 734 | expr = parse_expression (argv[1]); |
| 735 | |
| 736 | old_chain = make_cleanup (free_current_contents, &expr); |
| 737 | |
| 738 | val = evaluate_expression (expr); |
| 739 | |
| 740 | val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val), |
| 741 | gdb_stdout, 0, 0, 0, 0); |
| 742 | |
| 743 | do_cleanups (old_chain); |
| 744 | |
| 745 | return TCL_OK; |
| 746 | } |
| 747 | |
| 748 | /* gdb_get_mem addr form size num aschar*/ |
| 749 | /* dump a block of memory */ |
| 750 | /* addr: address of data to dump */ |
| 751 | /* form: a char indicating format */ |
| 752 | /* size: size of each element; 1,2,4, or 8 bytes*/ |
| 753 | /* num: the number of bytes to read */ |
| 754 | /* acshar: an optional ascii character to use in ASCII dump */ |
| 755 | /* returns a list of elements followed by an optional */ |
| 756 | /* ASCII dump */ |
| 757 | |
| 758 | static int |
| 759 | gdb_get_mem (clientData, interp, argc, argv) |
| 760 | ClientData clientData; |
| 761 | Tcl_Interp *interp; |
| 762 | int argc; |
| 763 | char *argv[]; |
| 764 | { |
| 765 | int size, asize, i, j, bc; |
| 766 | CORE_ADDR addr; |
| 767 | int nbytes, rnum, bpr; |
| 768 | char format, c, *ptr, buff[128], aschar, *mbuf, *mptr, *cptr, *bptr; |
| 769 | struct type *val_type; |
| 770 | |
| 771 | if (argc < 6 || argc > 7) |
| 772 | { |
| 773 | interp->result = "addr format size bytes bytes_per_row ?ascii_char?"; |
| 774 | return TCL_ERROR; |
| 775 | } |
| 776 | |
| 777 | size = (int)strtoul(argv[3],(char **)NULL,0); |
| 778 | nbytes = (int)strtoul(argv[4],(char **)NULL,0); |
| 779 | bpr = (int)strtoul(argv[5],(char **)NULL,0); |
| 780 | if (nbytes <= 0 || bpr <= 0 || size <= 0) |
| 781 | { |
| 782 | interp->result = "Invalid number of bytes."; |
| 783 | return TCL_ERROR; |
| 784 | } |
| 785 | |
| 786 | addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0); |
| 787 | format = *argv[2]; |
| 788 | mbuf = (char *)malloc (nbytes+32); |
| 789 | if (!mbuf) |
| 790 | { |
| 791 | interp->result = "Out of memory."; |
| 792 | return TCL_ERROR; |
| 793 | } |
| 794 | memset (mbuf, 0, nbytes+32); |
| 795 | mptr = cptr = mbuf; |
| 796 | |
| 797 | rnum = target_read_memory_partial (addr, mbuf, nbytes, NULL); |
| 798 | |
| 799 | if (argv[6]) |
| 800 | aschar = *argv[6]; |
| 801 | else |
| 802 | aschar = 0; |
| 803 | |
| 804 | switch (size) { |
| 805 | case 1: |
| 806 | val_type = builtin_type_char; |
| 807 | asize = 'b'; |
| 808 | break; |
| 809 | case 2: |
| 810 | val_type = builtin_type_short; |
| 811 | asize = 'h'; |
| 812 | break; |
| 813 | case 4: |
| 814 | val_type = builtin_type_int; |
| 815 | asize = 'w'; |
| 816 | break; |
| 817 | case 8: |
| 818 | val_type = builtin_type_long_long; |
| 819 | asize = 'g'; |
| 820 | break; |
| 821 | default: |
| 822 | val_type = builtin_type_char; |
| 823 | asize = 'b'; |
| 824 | } |
| 825 | |
| 826 | bc = 0; /* count of bytes in a row */ |
| 827 | buff[0] = '"'; /* buffer for ascii dump */ |
| 828 | bptr = &buff[1]; /* pointer for ascii dump */ |
| 829 | |
| 830 | for (i=0; i < nbytes; i+= size) |
| 831 | { |
| 832 | if ( i >= rnum) |
| 833 | { |
| 834 | fputs_unfiltered ("N/A ", gdb_stdout); |
| 835 | if (aschar) |
| 836 | for ( j = 0; j < size; j++) |
| 837 | *bptr++ = 'X'; |
| 838 | } |
| 839 | else |
| 840 | { |
| 841 | print_scalar_formatted (mptr, val_type, format, asize, gdb_stdout); |
| 842 | fputs_unfiltered (" ", gdb_stdout); |
| 843 | if (aschar) |
| 844 | { |
| 845 | for ( j = 0; j < size; j++) |
| 846 | { |
| 847 | c = *cptr++; |
| 848 | if (c < 32 || c > 126) |
| 849 | c = aschar; |
| 850 | if (c == '"') |
| 851 | *bptr++ = '\\'; |
| 852 | *bptr++ = c; |
| 853 | } |
| 854 | } |
| 855 | } |
| 856 | |
| 857 | mptr += size; |
| 858 | bc += size; |
| 859 | |
| 860 | if (aschar && (bc >= bpr)) |
| 861 | { |
| 862 | /* end of row. print it and reset variables */ |
| 863 | bc = 0; |
| 864 | *bptr++ = '"'; |
| 865 | *bptr++ = ' '; |
| 866 | *bptr = 0; |
| 867 | fputs_unfiltered (buff, gdb_stdout); |
| 868 | bptr = &buff[1]; |
| 869 | } |
| 870 | } |
| 871 | |
| 872 | free (mbuf); |
| 873 | return TCL_OK; |
| 874 | } |
| 875 | |
| 876 | static int |
| 877 | map_arg_registers (argc, argv, func, argp) |
| 878 | int argc; |
| 879 | char *argv[]; |
| 880 | void (*func) PARAMS ((int regnum, void *argp)); |
| 881 | void *argp; |
| 882 | { |
| 883 | int regnum; |
| 884 | |
| 885 | /* Note that the test for a valid register must include checking the |
| 886 | reg_names array because NUM_REGS may be allocated for the union of the |
| 887 | register sets within a family of related processors. In this case, the |
| 888 | trailing entries of reg_names will change depending upon the particular |
| 889 | processor being debugged. */ |
| 890 | |
| 891 | if (argc == 0) /* No args, just do all the regs */ |
| 892 | { |
| 893 | for (regnum = 0; |
| 894 | regnum < NUM_REGS |
| 895 | && reg_names[regnum] != NULL |
| 896 | && *reg_names[regnum] != '\000'; |
| 897 | regnum++) |
| 898 | func (regnum, argp); |
| 899 | |
| 900 | return TCL_OK; |
| 901 | } |
| 902 | |
| 903 | /* Else, list of register #s, just do listed regs */ |
| 904 | for (; argc > 0; argc--, argv++) |
| 905 | { |
| 906 | regnum = atoi (*argv); |
| 907 | |
| 908 | if (regnum >= 0 |
| 909 | && regnum < NUM_REGS |
| 910 | && reg_names[regnum] != NULL |
| 911 | && *reg_names[regnum] != '\000') |
| 912 | func (regnum, argp); |
| 913 | else |
| 914 | error ("bad register number"); |
| 915 | } |
| 916 | |
| 917 | return TCL_OK; |
| 918 | } |
| 919 | |
| 920 | static void |
| 921 | get_register_name (regnum, argp) |
| 922 | int regnum; |
| 923 | void *argp; /* Ignored */ |
| 924 | { |
| 925 | Tcl_DStringAppendElement (result_ptr, reg_names[regnum]); |
| 926 | } |
| 927 | |
| 928 | /* This implements the TCL command `gdb_regnames', which returns a list of |
| 929 | all of the register names. */ |
| 930 | |
| 931 | static int |
| 932 | gdb_regnames (clientData, interp, argc, argv) |
| 933 | ClientData clientData; |
| 934 | Tcl_Interp *interp; |
| 935 | int argc; |
| 936 | char *argv[]; |
| 937 | { |
| 938 | argc--; |
| 939 | argv++; |
| 940 | |
| 941 | return map_arg_registers (argc, argv, get_register_name, NULL); |
| 942 | } |
| 943 | |
| 944 | #ifndef REGISTER_CONVERTIBLE |
| 945 | #define REGISTER_CONVERTIBLE(x) (0 != 0) |
| 946 | #endif |
| 947 | |
| 948 | #ifndef REGISTER_CONVERT_TO_VIRTUAL |
| 949 | #define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a) |
| 950 | #endif |
| 951 | |
| 952 | #ifndef INVALID_FLOAT |
| 953 | #define INVALID_FLOAT(x, y) (0 != 0) |
| 954 | #endif |
| 955 | |
| 956 | static void |
| 957 | get_register (regnum, fp) |
| 958 | int regnum; |
| 959 | void *fp; |
| 960 | { |
| 961 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; |
| 962 | char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE]; |
| 963 | int format = (int)fp; |
| 964 | |
| 965 | if (format == 'N') |
| 966 | format = 0; |
| 967 | |
| 968 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) |
| 969 | { |
| 970 | Tcl_DStringAppendElement (result_ptr, "Optimized out"); |
| 971 | return; |
| 972 | } |
| 973 | |
| 974 | /* Convert raw data to virtual format if necessary. */ |
| 975 | |
| 976 | if (REGISTER_CONVERTIBLE (regnum)) |
| 977 | { |
| 978 | REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum), |
| 979 | raw_buffer, virtual_buffer); |
| 980 | } |
| 981 | else |
| 982 | memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum)); |
| 983 | |
| 984 | if (format == 'r') |
| 985 | { |
| 986 | int j; |
| 987 | printf_filtered ("0x"); |
| 988 | for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++) |
| 989 | { |
| 990 | register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j |
| 991 | : REGISTER_RAW_SIZE (regnum) - 1 - j; |
| 992 | printf_filtered ("%02x", (unsigned char)raw_buffer[idx]); |
| 993 | } |
| 994 | } |
| 995 | else |
| 996 | val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0, |
| 997 | gdb_stdout, format, 1, 0, Val_pretty_default); |
| 998 | |
| 999 | Tcl_DStringAppend (result_ptr, " ", -1); |
| 1000 | } |
| 1001 | |
| 1002 | static int |
| 1003 | get_pc_register (clientData, interp, argc, argv) |
| 1004 | ClientData clientData; |
| 1005 | Tcl_Interp *interp; |
| 1006 | int argc; |
| 1007 | char *argv[]; |
| 1008 | { |
| 1009 | sprintf(interp->result,"0x%llx",(long long)read_register(PC_REGNUM)); |
| 1010 | return TCL_OK; |
| 1011 | } |
| 1012 | |
| 1013 | static int |
| 1014 | gdb_fetch_registers (clientData, interp, argc, argv) |
| 1015 | ClientData clientData; |
| 1016 | Tcl_Interp *interp; |
| 1017 | int argc; |
| 1018 | char *argv[]; |
| 1019 | { |
| 1020 | int format; |
| 1021 | |
| 1022 | if (argc < 2) |
| 1023 | error ("wrong # args"); |
| 1024 | |
| 1025 | argc -= 2; |
| 1026 | argv++; |
| 1027 | format = **argv++; |
| 1028 | |
| 1029 | return map_arg_registers (argc, argv, get_register, (void *) format); |
| 1030 | } |
| 1031 | |
| 1032 | /* This contains the previous values of the registers, since the last call to |
| 1033 | gdb_changed_register_list. */ |
| 1034 | |
| 1035 | static char old_regs[REGISTER_BYTES]; |
| 1036 | |
| 1037 | static void |
| 1038 | register_changed_p (regnum, argp) |
| 1039 | int regnum; |
| 1040 | void *argp; /* Ignored */ |
| 1041 | { |
| 1042 | char raw_buffer[MAX_REGISTER_RAW_SIZE]; |
| 1043 | |
| 1044 | if (read_relative_register_raw_bytes (regnum, raw_buffer)) |
| 1045 | return; |
| 1046 | |
| 1047 | if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, |
| 1048 | REGISTER_RAW_SIZE (regnum)) == 0) |
| 1049 | return; |
| 1050 | |
| 1051 | /* Found a changed register. Save new value and return its number. */ |
| 1052 | |
| 1053 | memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer, |
| 1054 | REGISTER_RAW_SIZE (regnum)); |
| 1055 | |
| 1056 | dsprintf_append_element (result_ptr, "%d", regnum); |
| 1057 | } |
| 1058 | |
| 1059 | static int |
| 1060 | gdb_changed_register_list (clientData, interp, argc, argv) |
| 1061 | ClientData clientData; |
| 1062 | Tcl_Interp *interp; |
| 1063 | int argc; |
| 1064 | char *argv[]; |
| 1065 | { |
| 1066 | argc--; |
| 1067 | argv++; |
| 1068 | |
| 1069 | return map_arg_registers (argc, argv, register_changed_p, NULL); |
| 1070 | } |
| 1071 | \f |
| 1072 | /* This implements the tcl command "gdb_immediate", which does exactly |
| 1073 | the same thing as gdb_cmd, except NONE of its outut is buffered. */ |
| 1074 | /* This will also ALWAYS cause the busy,update, and idle hooks to be |
| 1075 | called, contrasted with gdb_cmd, which NEVER calls them. */ |
| 1076 | static int |
| 1077 | gdb_immediate_command (clientData, interp, argc, argv) |
| 1078 | ClientData clientData; |
| 1079 | Tcl_Interp *interp; |
| 1080 | int argc; |
| 1081 | char *argv[]; |
| 1082 | { |
| 1083 | Tcl_DString *save_ptr = NULL; |
| 1084 | |
| 1085 | if (argc != 2) |
| 1086 | error ("wrong # args"); |
| 1087 | |
| 1088 | if (running_now || load_in_progress) |
| 1089 | return TCL_OK; |
| 1090 | |
| 1091 | No_Update = 0; |
| 1092 | |
| 1093 | Tcl_DStringAppend (result_ptr, "", -1); |
| 1094 | save_ptr = result_ptr; |
| 1095 | result_ptr = NULL; |
| 1096 | |
| 1097 | execute_command (argv[1], 1); |
| 1098 | |
| 1099 | bpstat_do_actions (&stop_bpstat); |
| 1100 | |
| 1101 | result_ptr = save_ptr; |
| 1102 | |
| 1103 | return TCL_OK; |
| 1104 | } |
| 1105 | |
| 1106 | /* This implements the TCL command `gdb_cmd', which sends its argument into |
| 1107 | the GDB command scanner. */ |
| 1108 | /* This command will never cause the update, idle and busy hooks to be called |
| 1109 | within the GUI. */ |
| 1110 | static int |
| 1111 | gdb_cmd (clientData, interp, argc, argv) |
| 1112 | ClientData clientData; |
| 1113 | Tcl_Interp *interp; |
| 1114 | int argc; |
| 1115 | char *argv[]; |
| 1116 | { |
| 1117 | Tcl_DString *save_ptr = NULL; |
| 1118 | |
| 1119 | if (argc < 2) |
| 1120 | error ("wrong # args"); |
| 1121 | |
| 1122 | if (running_now || load_in_progress) |
| 1123 | return TCL_OK; |
| 1124 | |
| 1125 | No_Update = 1; |
| 1126 | |
| 1127 | /* for the load instruction (and possibly others later) we |
| 1128 | set result_ptr to NULL so gdbtk_fputs() will not buffer |
| 1129 | all the data until the command is finished. */ |
| 1130 | |
| 1131 | if (strncmp ("load ", argv[1], 5) == 0 |
| 1132 | || strncmp ("while ", argv[1], 6) == 0) |
| 1133 | { |
| 1134 | Tcl_DStringAppend (result_ptr, "", -1); |
| 1135 | save_ptr = result_ptr; |
| 1136 | result_ptr = NULL; |
| 1137 | load_in_progress = 1; |
| 1138 | gdbtk_start_timer (); |
| 1139 | } |
| 1140 | |
| 1141 | execute_command (argv[1], 1); |
| 1142 | |
| 1143 | if (load_in_progress) |
| 1144 | { |
| 1145 | gdbtk_stop_timer (); |
| 1146 | load_in_progress = 0; |
| 1147 | } |
| 1148 | |
| 1149 | bpstat_do_actions (&stop_bpstat); |
| 1150 | |
| 1151 | if (save_ptr) |
| 1152 | result_ptr = save_ptr; |
| 1153 | |
| 1154 | return TCL_OK; |
| 1155 | } |
| 1156 | |
| 1157 | /* Client of call_wrapper - this routine performs the actual call to |
| 1158 | the client function. */ |
| 1159 | |
| 1160 | struct wrapped_call_args |
| 1161 | { |
| 1162 | Tcl_Interp *interp; |
| 1163 | Tcl_CmdProc *func; |
| 1164 | int argc; |
| 1165 | char **argv; |
| 1166 | int val; |
| 1167 | }; |
| 1168 | |
| 1169 | static int |
| 1170 | wrapped_call (args) |
| 1171 | struct wrapped_call_args *args; |
| 1172 | { |
| 1173 | args->val = (*args->func) (args->func, args->interp, args->argc, args->argv); |
| 1174 | return 1; |
| 1175 | } |
| 1176 | |
| 1177 | struct wrapped_call_objs |
| 1178 | { |
| 1179 | Tcl_Interp *interp; |
| 1180 | Tcl_CmdProc *func; |
| 1181 | int objc; |
| 1182 | Tcl_Obj **objv; |
| 1183 | int val; |
| 1184 | }; |
| 1185 | |
| 1186 | static int |
| 1187 | wrapped_obj_call (args) |
| 1188 | struct wrapped_call_objs *args; |
| 1189 | { |
| 1190 | args->val = (*args->func) (args->func, args->interp, args->objc, args->objv); |
| 1191 | return 1; |
| 1192 | } |
| 1193 | |
| 1194 | /* This routine acts as a top-level for all GDB code called by tcl/Tk. It |
| 1195 | handles cleanups, and calls to return_to_top_level (usually via error). |
| 1196 | This is necessary in order to prevent a longjmp out of the bowels of Tk, |
| 1197 | possibly leaving things in a bad state. Since this routine can be called |
| 1198 | recursively, it needs to save and restore the contents of the jmp_buf as |
| 1199 | necessary. */ |
| 1200 | |
| 1201 | static int |
| 1202 | call_wrapper (clientData, interp, argc, argv) |
| 1203 | ClientData clientData; |
| 1204 | Tcl_Interp *interp; |
| 1205 | int argc; |
| 1206 | char *argv[]; |
| 1207 | { |
| 1208 | struct wrapped_call_args wrapped_args; |
| 1209 | Tcl_DString result, *old_result_ptr; |
| 1210 | Tcl_DString error_string, *old_error_string_ptr; |
| 1211 | |
| 1212 | Tcl_DStringInit (&result); |
| 1213 | old_result_ptr = result_ptr; |
| 1214 | result_ptr = &result; |
| 1215 | |
| 1216 | Tcl_DStringInit (&error_string); |
| 1217 | old_error_string_ptr = error_string_ptr; |
| 1218 | error_string_ptr = &error_string; |
| 1219 | |
| 1220 | wrapped_args.func = (Tcl_CmdProc *)clientData; |
| 1221 | wrapped_args.interp = interp; |
| 1222 | wrapped_args.argc = argc; |
| 1223 | wrapped_args.argv = argv; |
| 1224 | wrapped_args.val = 0; |
| 1225 | |
| 1226 | if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL)) |
| 1227 | { |
| 1228 | wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */ |
| 1229 | |
| 1230 | /* Make sure the timer interrupts are turned off. */ |
| 1231 | if (gdbtk_timer_going) |
| 1232 | gdbtk_stop_timer (); |
| 1233 | |
| 1234 | gdb_flush (gdb_stderr); /* Flush error output */ |
| 1235 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ |
| 1236 | |
| 1237 | /* In case of an error, we may need to force the GUI into idle |
| 1238 | mode because gdbtk_call_command may have bombed out while in |
| 1239 | the command routine. */ |
| 1240 | |
| 1241 | running_now = 0; |
| 1242 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
| 1243 | } |
| 1244 | |
| 1245 | /* do not suppress any errors -- a remote target could have errored */ |
| 1246 | load_in_progress = 0; |
| 1247 | |
| 1248 | if (Tcl_DStringLength (&error_string) == 0) |
| 1249 | { |
| 1250 | Tcl_DStringResult (interp, &result); |
| 1251 | Tcl_DStringFree (&error_string); |
| 1252 | } |
| 1253 | else if (Tcl_DStringLength (&result) == 0) |
| 1254 | { |
| 1255 | Tcl_DStringResult (interp, &error_string); |
| 1256 | Tcl_DStringFree (&result); |
| 1257 | Tcl_DStringFree (&error_string); |
| 1258 | } |
| 1259 | else |
| 1260 | { |
| 1261 | Tcl_ResetResult (interp); |
| 1262 | Tcl_AppendResult (interp, Tcl_DStringValue (&result), |
| 1263 | Tcl_DStringValue (&error_string), (char *) NULL); |
| 1264 | Tcl_DStringFree (&result); |
| 1265 | Tcl_DStringFree (&error_string); |
| 1266 | } |
| 1267 | |
| 1268 | result_ptr = old_result_ptr; |
| 1269 | error_string_ptr = old_error_string_ptr; |
| 1270 | |
| 1271 | #ifdef _WIN32 |
| 1272 | close_bfds (); |
| 1273 | #endif |
| 1274 | |
| 1275 | return wrapped_args.val; |
| 1276 | } |
| 1277 | static int |
| 1278 | call_obj_wrapper (clientData, interp, objc, objv) |
| 1279 | ClientData clientData; |
| 1280 | Tcl_Interp *interp; |
| 1281 | int objc; |
| 1282 | Tcl_Obj *CONST objv[]; |
| 1283 | { |
| 1284 | struct wrapped_call_objs wrapped_args; |
| 1285 | Tcl_DString result, *old_result_ptr; |
| 1286 | Tcl_DString error_string, *old_error_string_ptr; |
| 1287 | |
| 1288 | /* The obj call wrapper works differently from the string wrapper, because |
| 1289 | * the obj calls currently insert their results directly into the |
| 1290 | * interpreter's result. So there is no need to have a result_ptr... |
| 1291 | * FIXME - rewrite all the object commands so they use a result_obj_ptr |
| 1292 | * - rewrite all the string commands to be object commands. |
| 1293 | */ |
| 1294 | |
| 1295 | Tcl_DStringInit (&result); |
| 1296 | old_result_ptr = result_ptr; |
| 1297 | result_ptr = &result; |
| 1298 | |
| 1299 | Tcl_DStringInit (&error_string); |
| 1300 | |
| 1301 | Tcl_DStringInit (&error_string); |
| 1302 | old_error_string_ptr = error_string_ptr; |
| 1303 | error_string_ptr = &error_string; |
| 1304 | |
| 1305 | wrapped_args.func = (Tcl_CmdProc *)clientData; |
| 1306 | wrapped_args.interp = interp; |
| 1307 | wrapped_args.objc = objc; |
| 1308 | wrapped_args.objv = objv; |
| 1309 | wrapped_args.val = 0; |
| 1310 | |
| 1311 | if (!catch_errors (wrapped_obj_call, &wrapped_args, "", RETURN_MASK_ALL)) |
| 1312 | { |
| 1313 | wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */ |
| 1314 | |
| 1315 | /* Make sure the timer interrupts are turned off. */ |
| 1316 | if (gdbtk_timer_going) |
| 1317 | gdbtk_stop_timer (); |
| 1318 | |
| 1319 | gdb_flush (gdb_stderr); /* Flush error output */ |
| 1320 | gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */ |
| 1321 | |
| 1322 | /* In case of an error, we may need to force the GUI into idle |
| 1323 | mode because gdbtk_call_command may have bombed out while in |
| 1324 | the command routine. */ |
| 1325 | |
| 1326 | running_now = 0; |
| 1327 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
| 1328 | } |
| 1329 | |
| 1330 | /* do not suppress any errors -- a remote target could have errored */ |
| 1331 | load_in_progress = 0; |
| 1332 | |
| 1333 | if (Tcl_DStringLength (&error_string) == 0) |
| 1334 | { |
| 1335 | /* We should insert the result here, but the obj commands now |
| 1336 | * do this directly, so we don't need to. |
| 1337 | * FIXME - ultimately, all this should be redone so that all the |
| 1338 | * commands either manipulate the Tcl result directly, or use a result_ptr. |
| 1339 | */ |
| 1340 | |
| 1341 | Tcl_DStringFree (&error_string); |
| 1342 | } |
| 1343 | else if (*(Tcl_GetStringResult (interp)) == '\0') |
| 1344 | { |
| 1345 | Tcl_DStringResult (interp, &error_string); |
| 1346 | Tcl_DStringFree (&error_string); |
| 1347 | } |
| 1348 | else |
| 1349 | { |
| 1350 | Tcl_AppendToObj(Tcl_GetObjResult(interp), Tcl_DStringValue (&error_string), |
| 1351 | Tcl_DStringLength (&error_string)); |
| 1352 | Tcl_DStringFree (&error_string); |
| 1353 | } |
| 1354 | |
| 1355 | result_ptr = old_result_ptr; |
| 1356 | error_string_ptr = old_error_string_ptr; |
| 1357 | |
| 1358 | #ifdef _WIN32 |
| 1359 | close_bfds (); |
| 1360 | #endif |
| 1361 | |
| 1362 | return wrapped_args.val; |
| 1363 | } |
| 1364 | |
| 1365 | static int |
| 1366 | comp_files (file1, file2) |
| 1367 | const char *file1[], *file2[]; |
| 1368 | { |
| 1369 | return strcmp(*file1,*file2); |
| 1370 | } |
| 1371 | |
| 1372 | static int |
| 1373 | gdb_listfiles (clientData, interp, objc, objv) |
| 1374 | ClientData clientData; |
| 1375 | Tcl_Interp *interp; |
| 1376 | int objc; |
| 1377 | Tcl_Obj *CONST objv[]; |
| 1378 | { |
| 1379 | struct objfile *objfile; |
| 1380 | struct partial_symtab *psymtab; |
| 1381 | struct symtab *symtab; |
| 1382 | char *lastfile, *pathname, **files; |
| 1383 | int files_size; |
| 1384 | int i, numfiles = 0, len = 0; |
| 1385 | Tcl_Obj *mylist; |
| 1386 | |
| 1387 | files_size = 1000; |
| 1388 | files = (char **) xmalloc (sizeof (char *) * files_size); |
| 1389 | |
| 1390 | if (objc > 2) |
| 1391 | { |
| 1392 | Tcl_WrongNumArgs (interp, 1, objv, "Usage: gdb_listfiles ?pathname?"); |
| 1393 | return TCL_ERROR; |
| 1394 | } |
| 1395 | else if (objc == 2) |
| 1396 | pathname = Tcl_GetStringFromObj (objv[1], &len); |
| 1397 | |
| 1398 | mylist = Tcl_NewListObj (0, NULL); |
| 1399 | |
| 1400 | ALL_PSYMTABS (objfile, psymtab) |
| 1401 | { |
| 1402 | if (numfiles == files_size) |
| 1403 | { |
| 1404 | files_size = files_size * 2; |
| 1405 | files = (char **) xrealloc (files, sizeof (char *) * files_size); |
| 1406 | } |
| 1407 | if (len == 0) |
| 1408 | { |
| 1409 | if (psymtab->filename) |
| 1410 | files[numfiles++] = basename(psymtab->filename); |
| 1411 | } |
| 1412 | else if (!strcmp(psymtab->filename,basename(psymtab->filename)) |
| 1413 | || !strncmp(pathname,psymtab->filename,len)) |
| 1414 | if (psymtab->filename) |
| 1415 | files[numfiles++] = basename(psymtab->filename); |
| 1416 | } |
| 1417 | |
| 1418 | ALL_SYMTABS (objfile, symtab) |
| 1419 | { |
| 1420 | if (numfiles == files_size) |
| 1421 | { |
| 1422 | files_size = files_size * 2; |
| 1423 | files = (char **) xrealloc (files, sizeof (char *) * files_size); |
| 1424 | } |
| 1425 | if (len == 0) |
| 1426 | { |
| 1427 | if (symtab->filename) |
| 1428 | files[numfiles++] = basename(symtab->filename); |
| 1429 | } |
| 1430 | else if (!strcmp(symtab->filename,basename(symtab->filename)) |
| 1431 | || !strncmp(pathname,symtab->filename,len)) |
| 1432 | if (symtab->filename) |
| 1433 | files[numfiles++] = basename(symtab->filename); |
| 1434 | } |
| 1435 | |
| 1436 | qsort (files, numfiles, sizeof(char *), comp_files); |
| 1437 | |
| 1438 | lastfile = ""; |
| 1439 | for (i = 0; i < numfiles; i++) |
| 1440 | { |
| 1441 | if (strcmp(files[i],lastfile)) |
| 1442 | Tcl_ListObjAppendElement (interp, mylist, Tcl_NewStringObj(files[i], -1)); |
| 1443 | lastfile = files[i]; |
| 1444 | } |
| 1445 | Tcl_SetObjResult (interp, mylist); |
| 1446 | free (files); |
| 1447 | return TCL_OK; |
| 1448 | } |
| 1449 | |
| 1450 | static int |
| 1451 | gdb_listfuncs (clientData, interp, argc, argv) |
| 1452 | ClientData clientData; |
| 1453 | Tcl_Interp *interp; |
| 1454 | int argc; |
| 1455 | char *argv[]; |
| 1456 | { |
| 1457 | struct symtab *symtab; |
| 1458 | struct blockvector *bv; |
| 1459 | struct block *b; |
| 1460 | struct symbol *sym; |
| 1461 | char buf[128]; |
| 1462 | int i,j; |
| 1463 | |
| 1464 | if (argc != 2) |
| 1465 | error ("wrong # args"); |
| 1466 | |
| 1467 | symtab = full_lookup_symtab (argv[1]); |
| 1468 | if (!symtab) |
| 1469 | error ("No such file"); |
| 1470 | |
| 1471 | bv = BLOCKVECTOR (symtab); |
| 1472 | for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++) |
| 1473 | { |
| 1474 | b = BLOCKVECTOR_BLOCK (bv, i); |
| 1475 | /* Skip the sort if this block is always sorted. */ |
| 1476 | if (!BLOCK_SHOULD_SORT (b)) |
| 1477 | sort_block_syms (b); |
| 1478 | for (j = 0; j < BLOCK_NSYMS (b); j++) |
| 1479 | { |
| 1480 | sym = BLOCK_SYM (b, j); |
| 1481 | if (SYMBOL_CLASS (sym) == LOC_BLOCK) |
| 1482 | { |
| 1483 | |
| 1484 | char *name = cplus_demangle (SYMBOL_NAME(sym), 0); |
| 1485 | if (name) |
| 1486 | { |
| 1487 | sprintf (buf,"{%s} 1", name); |
| 1488 | } |
| 1489 | else |
| 1490 | sprintf (buf,"{%s} 0", SYMBOL_NAME(sym)); |
| 1491 | Tcl_DStringAppendElement (result_ptr, buf); |
| 1492 | } |
| 1493 | } |
| 1494 | } |
| 1495 | return TCL_OK; |
| 1496 | } |
| 1497 | |
| 1498 | static int |
| 1499 | target_stop_wrapper (args) |
| 1500 | char * args; |
| 1501 | { |
| 1502 | target_stop (); |
| 1503 | return 1; |
| 1504 | } |
| 1505 | |
| 1506 | static int |
| 1507 | gdb_stop (clientData, interp, argc, argv) |
| 1508 | ClientData clientData; |
| 1509 | Tcl_Interp *interp; |
| 1510 | int argc; |
| 1511 | char *argv[]; |
| 1512 | { |
| 1513 | if (target_stop) |
| 1514 | { |
| 1515 | catch_errors (target_stop_wrapper, NULL, "", |
| 1516 | RETURN_MASK_ALL); |
| 1517 | } |
| 1518 | else |
| 1519 | quit_flag = 1; /* hope something sees this */ |
| 1520 | |
| 1521 | return TCL_OK; |
| 1522 | } |
| 1523 | |
| 1524 | /* Prepare to accept a new executable file. This is called when we |
| 1525 | want to clear away everything we know about the old file, without |
| 1526 | asking the user. The Tcl code will have already asked the user if |
| 1527 | necessary. After this is called, we should be able to run the |
| 1528 | `file' command without getting any questions. */ |
| 1529 | |
| 1530 | static int |
| 1531 | gdb_clear_file (clientData, interp, argc, argv) |
| 1532 | ClientData clientData; |
| 1533 | Tcl_Interp *interp; |
| 1534 | int argc; |
| 1535 | char *argv[]; |
| 1536 | { |
| 1537 | if (inferior_pid != 0 && target_has_execution) |
| 1538 | { |
| 1539 | if (attach_flag) |
| 1540 | target_detach (NULL, 0); |
| 1541 | else |
| 1542 | target_kill (); |
| 1543 | } |
| 1544 | |
| 1545 | if (target_has_execution) |
| 1546 | pop_target (); |
| 1547 | |
| 1548 | symbol_file_command (NULL, 0); |
| 1549 | |
| 1550 | /* gdb_loc refers to stop_pc, but nothing seems to clear it, so we |
| 1551 | clear it here. FIXME: This seems like an abstraction violation |
| 1552 | somewhere. */ |
| 1553 | stop_pc = 0; |
| 1554 | |
| 1555 | return TCL_OK; |
| 1556 | } |
| 1557 | |
| 1558 | /* Ask the user to confirm an exit request. */ |
| 1559 | |
| 1560 | static int |
| 1561 | gdb_confirm_quit (clientData, interp, argc, argv) |
| 1562 | ClientData clientData; |
| 1563 | Tcl_Interp *interp; |
| 1564 | int argc; |
| 1565 | char *argv[]; |
| 1566 | { |
| 1567 | int ret; |
| 1568 | |
| 1569 | ret = quit_confirm (); |
| 1570 | Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0"); |
| 1571 | return TCL_OK; |
| 1572 | } |
| 1573 | |
| 1574 | /* Quit without asking for confirmation. */ |
| 1575 | |
| 1576 | static int |
| 1577 | gdb_force_quit (clientData, interp, argc, argv) |
| 1578 | ClientData clientData; |
| 1579 | Tcl_Interp *interp; |
| 1580 | int argc; |
| 1581 | char *argv[]; |
| 1582 | { |
| 1583 | quit_force ((char *) NULL, 1); |
| 1584 | return TCL_OK; |
| 1585 | } |
| 1586 | \f |
| 1587 | /* This implements the TCL command `gdb_disassemble'. */ |
| 1588 | |
| 1589 | static int |
| 1590 | gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info) |
| 1591 | bfd_vma memaddr; |
| 1592 | bfd_byte *myaddr; |
| 1593 | int len; |
| 1594 | disassemble_info *info; |
| 1595 | { |
| 1596 | extern struct target_ops exec_ops; |
| 1597 | int res; |
| 1598 | |
| 1599 | errno = 0; |
| 1600 | res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops); |
| 1601 | |
| 1602 | if (res == len) |
| 1603 | return 0; |
| 1604 | else |
| 1605 | if (errno == 0) |
| 1606 | return EIO; |
| 1607 | else |
| 1608 | return errno; |
| 1609 | } |
| 1610 | |
| 1611 | /* We need a different sort of line table from the normal one cuz we can't |
| 1612 | depend upon implicit line-end pc's for lines. This is because of the |
| 1613 | reordering we are about to do. */ |
| 1614 | |
| 1615 | struct my_line_entry { |
| 1616 | int line; |
| 1617 | CORE_ADDR start_pc; |
| 1618 | CORE_ADDR end_pc; |
| 1619 | }; |
| 1620 | |
| 1621 | static int |
| 1622 | compare_lines (mle1p, mle2p) |
| 1623 | const PTR mle1p; |
| 1624 | const PTR mle2p; |
| 1625 | { |
| 1626 | struct my_line_entry *mle1, *mle2; |
| 1627 | int val; |
| 1628 | |
| 1629 | mle1 = (struct my_line_entry *) mle1p; |
| 1630 | mle2 = (struct my_line_entry *) mle2p; |
| 1631 | |
| 1632 | val = mle1->line - mle2->line; |
| 1633 | |
| 1634 | if (val != 0) |
| 1635 | return val; |
| 1636 | |
| 1637 | return mle1->start_pc - mle2->start_pc; |
| 1638 | } |
| 1639 | |
| 1640 | static int |
| 1641 | gdb_disassemble (clientData, interp, argc, argv) |
| 1642 | ClientData clientData; |
| 1643 | Tcl_Interp *interp; |
| 1644 | int argc; |
| 1645 | char *argv[]; |
| 1646 | { |
| 1647 | CORE_ADDR pc, low, high; |
| 1648 | int mixed_source_and_assembly; |
| 1649 | static disassemble_info di; |
| 1650 | static int di_initialized; |
| 1651 | |
| 1652 | if (! di_initialized) |
| 1653 | { |
| 1654 | INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout, |
| 1655 | (fprintf_ftype) fprintf_unfiltered); |
| 1656 | di.flavour = bfd_target_unknown_flavour; |
| 1657 | di.memory_error_func = dis_asm_memory_error; |
| 1658 | di.print_address_func = dis_asm_print_address; |
| 1659 | di_initialized = 1; |
| 1660 | } |
| 1661 | |
| 1662 | di.mach = tm_print_insn_info.mach; |
| 1663 | if (TARGET_BYTE_ORDER == BIG_ENDIAN) |
| 1664 | di.endian = BFD_ENDIAN_BIG; |
| 1665 | else |
| 1666 | di.endian = BFD_ENDIAN_LITTLE; |
| 1667 | |
| 1668 | if (argc != 3 && argc != 4) |
| 1669 | error ("wrong # args"); |
| 1670 | |
| 1671 | if (strcmp (argv[1], "source") == 0) |
| 1672 | mixed_source_and_assembly = 1; |
| 1673 | else if (strcmp (argv[1], "nosource") == 0) |
| 1674 | mixed_source_and_assembly = 0; |
| 1675 | else |
| 1676 | error ("First arg must be 'source' or 'nosource'"); |
| 1677 | |
| 1678 | low = parse_and_eval_address (argv[2]); |
| 1679 | |
| 1680 | if (argc == 3) |
| 1681 | { |
| 1682 | if (find_pc_partial_function (low, NULL, &low, &high) == 0) |
| 1683 | error ("No function contains specified address"); |
| 1684 | } |
| 1685 | else |
| 1686 | high = parse_and_eval_address (argv[3]); |
| 1687 | |
| 1688 | /* If disassemble_from_exec == -1, then we use the following heuristic to |
| 1689 | determine whether or not to do disassembly from target memory or from the |
| 1690 | exec file: |
| 1691 | |
| 1692 | If we're debugging a local process, read target memory, instead of the |
| 1693 | exec file. This makes disassembly of functions in shared libs work |
| 1694 | correctly. |
| 1695 | |
| 1696 | Else, we're debugging a remote process, and should disassemble from the |
| 1697 | exec file for speed. However, this is no good if the target modifies its |
| 1698 | code (for relocation, or whatever). |
| 1699 | */ |
| 1700 | |
| 1701 | if (disassemble_from_exec == -1) |
| 1702 | if (strcmp (target_shortname, "child") == 0 |
| 1703 | || strcmp (target_shortname, "procfs") == 0 |
| 1704 | || strcmp (target_shortname, "vxprocess") == 0) |
| 1705 | disassemble_from_exec = 0; /* It's a child process, read inferior mem */ |
| 1706 | else |
| 1707 | disassemble_from_exec = 1; /* It's remote, read the exec file */ |
| 1708 | |
| 1709 | if (disassemble_from_exec) |
| 1710 | di.read_memory_func = gdbtk_dis_asm_read_memory; |
| 1711 | else |
| 1712 | di.read_memory_func = dis_asm_read_memory; |
| 1713 | |
| 1714 | /* If just doing straight assembly, all we need to do is disassemble |
| 1715 | everything between low and high. If doing mixed source/assembly, we've |
| 1716 | got a totally different path to follow. */ |
| 1717 | |
| 1718 | if (mixed_source_and_assembly) |
| 1719 | { /* Come here for mixed source/assembly */ |
| 1720 | /* The idea here is to present a source-O-centric view of a function to |
| 1721 | the user. This means that things are presented in source order, with |
| 1722 | (possibly) out of order assembly immediately following. */ |
| 1723 | struct symtab *symtab; |
| 1724 | struct linetable_entry *le; |
| 1725 | int nlines; |
| 1726 | int newlines; |
| 1727 | struct my_line_entry *mle; |
| 1728 | struct symtab_and_line sal; |
| 1729 | int i; |
| 1730 | int out_of_order; |
| 1731 | int next_line; |
| 1732 | |
| 1733 | symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */ |
| 1734 | |
| 1735 | if (!symtab) |
| 1736 | goto assembly_only; |
| 1737 | |
| 1738 | /* First, convert the linetable to a bunch of my_line_entry's. */ |
| 1739 | |
| 1740 | le = symtab->linetable->item; |
| 1741 | nlines = symtab->linetable->nitems; |
| 1742 | |
| 1743 | if (nlines <= 0) |
| 1744 | goto assembly_only; |
| 1745 | |
| 1746 | mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry)); |
| 1747 | |
| 1748 | out_of_order = 0; |
| 1749 | |
| 1750 | /* Copy linetable entries for this function into our data structure, creating |
| 1751 | end_pc's and setting out_of_order as appropriate. */ |
| 1752 | |
| 1753 | /* First, skip all the preceding functions. */ |
| 1754 | |
| 1755 | for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ; |
| 1756 | |
| 1757 | /* Now, copy all entries before the end of this function. */ |
| 1758 | |
| 1759 | newlines = 0; |
| 1760 | for (; i < nlines - 1 && le[i].pc < high; i++) |
| 1761 | { |
| 1762 | if (le[i].line == le[i + 1].line |
| 1763 | && le[i].pc == le[i + 1].pc) |
| 1764 | continue; /* Ignore duplicates */ |
| 1765 | |
| 1766 | mle[newlines].line = le[i].line; |
| 1767 | if (le[i].line > le[i + 1].line) |
| 1768 | out_of_order = 1; |
| 1769 | mle[newlines].start_pc = le[i].pc; |
| 1770 | mle[newlines].end_pc = le[i + 1].pc; |
| 1771 | newlines++; |
| 1772 | } |
| 1773 | |
| 1774 | /* If we're on the last line, and it's part of the function, then we need to |
| 1775 | get the end pc in a special way. */ |
| 1776 | |
| 1777 | if (i == nlines - 1 |
| 1778 | && le[i].pc < high) |
| 1779 | { |
| 1780 | mle[newlines].line = le[i].line; |
| 1781 | mle[newlines].start_pc = le[i].pc; |
| 1782 | sal = find_pc_line (le[i].pc, 0); |
| 1783 | mle[newlines].end_pc = sal.end; |
| 1784 | newlines++; |
| 1785 | } |
| 1786 | |
| 1787 | /* Now, sort mle by line #s (and, then by addresses within lines). */ |
| 1788 | |
| 1789 | if (out_of_order) |
| 1790 | qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines); |
| 1791 | |
| 1792 | /* Now, for each line entry, emit the specified lines (unless they have been |
| 1793 | emitted before), followed by the assembly code for that line. */ |
| 1794 | |
| 1795 | next_line = 0; /* Force out first line */ |
| 1796 | for (i = 0; i < newlines; i++) |
| 1797 | { |
| 1798 | /* Print out everything from next_line to the current line. */ |
| 1799 | |
| 1800 | if (mle[i].line >= next_line) |
| 1801 | { |
| 1802 | if (next_line != 0) |
| 1803 | print_source_lines (symtab, next_line, mle[i].line + 1, 0); |
| 1804 | else |
| 1805 | print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0); |
| 1806 | |
| 1807 | next_line = mle[i].line + 1; |
| 1808 | } |
| 1809 | |
| 1810 | for (pc = mle[i].start_pc; pc < mle[i].end_pc; ) |
| 1811 | { |
| 1812 | QUIT; |
| 1813 | fputs_unfiltered (" ", gdb_stdout); |
| 1814 | print_address (pc, gdb_stdout); |
| 1815 | fputs_unfiltered (":\t ", gdb_stdout); |
| 1816 | pc += (*tm_print_insn) (pc, &di); |
| 1817 | fputs_unfiltered ("\n", gdb_stdout); |
| 1818 | } |
| 1819 | } |
| 1820 | } |
| 1821 | else |
| 1822 | { |
| 1823 | assembly_only: |
| 1824 | for (pc = low; pc < high; ) |
| 1825 | { |
| 1826 | QUIT; |
| 1827 | fputs_unfiltered (" ", gdb_stdout); |
| 1828 | print_address (pc, gdb_stdout); |
| 1829 | fputs_unfiltered (":\t ", gdb_stdout); |
| 1830 | pc += (*tm_print_insn) (pc, &di); |
| 1831 | fputs_unfiltered ("\n", gdb_stdout); |
| 1832 | } |
| 1833 | } |
| 1834 | |
| 1835 | gdb_flush (gdb_stdout); |
| 1836 | |
| 1837 | return TCL_OK; |
| 1838 | } |
| 1839 | \f |
| 1840 | static void |
| 1841 | tk_command (cmd, from_tty) |
| 1842 | char *cmd; |
| 1843 | int from_tty; |
| 1844 | { |
| 1845 | int retval; |
| 1846 | char *result; |
| 1847 | struct cleanup *old_chain; |
| 1848 | |
| 1849 | /* Catch case of no argument, since this will make the tcl interpreter dump core. */ |
| 1850 | if (cmd == NULL) |
| 1851 | error_no_arg ("tcl command to interpret"); |
| 1852 | |
| 1853 | retval = Tcl_Eval (interp, cmd); |
| 1854 | |
| 1855 | result = strdup (interp->result); |
| 1856 | |
| 1857 | old_chain = make_cleanup (free, result); |
| 1858 | |
| 1859 | if (retval != TCL_OK) |
| 1860 | error (result); |
| 1861 | |
| 1862 | printf_unfiltered ("%s\n", result); |
| 1863 | |
| 1864 | do_cleanups (old_chain); |
| 1865 | } |
| 1866 | |
| 1867 | static void |
| 1868 | cleanup_init (ignored) |
| 1869 | int ignored; |
| 1870 | { |
| 1871 | if (interp != NULL) |
| 1872 | Tcl_DeleteInterp (interp); |
| 1873 | interp = NULL; |
| 1874 | } |
| 1875 | |
| 1876 | /* Come here during long calculations to check for GUI events. Usually invoked |
| 1877 | via the QUIT macro. */ |
| 1878 | |
| 1879 | static void |
| 1880 | gdbtk_interactive () |
| 1881 | { |
| 1882 | /* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */ |
| 1883 | } |
| 1884 | |
| 1885 | /* Come here when there is activity on the X file descriptor. */ |
| 1886 | |
| 1887 | static void |
| 1888 | x_event (signo) |
| 1889 | int signo; |
| 1890 | { |
| 1891 | static int in_x_event = 0; |
| 1892 | static Tcl_Obj *varname = NULL; |
| 1893 | if (in_x_event || in_fputs) |
| 1894 | return; |
| 1895 | |
| 1896 | in_x_event = 1; |
| 1897 | |
| 1898 | /* Process pending events */ |
| 1899 | while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0) |
| 1900 | ; |
| 1901 | |
| 1902 | if (load_in_progress) |
| 1903 | { |
| 1904 | int val; |
| 1905 | if (varname == NULL) |
| 1906 | { |
| 1907 | Tcl_Obj *varnamestrobj = Tcl_NewStringObj("download_cancel_ok",-1); |
| 1908 | varname = Tcl_ObjGetVar2(interp,varnamestrobj,NULL,TCL_GLOBAL_ONLY); |
| 1909 | } |
| 1910 | if ((Tcl_GetIntFromObj(interp,varname,&val) == TCL_OK) && val) |
| 1911 | { |
| 1912 | quit_flag = 1; |
| 1913 | #ifdef REQUEST_QUIT |
| 1914 | REQUEST_QUIT; |
| 1915 | #else |
| 1916 | if (immediate_quit) |
| 1917 | quit (); |
| 1918 | #endif |
| 1919 | } |
| 1920 | } |
| 1921 | in_x_event = 0; |
| 1922 | } |
| 1923 | |
| 1924 | /* For Cygwin32, we use a timer to periodically check for Windows |
| 1925 | messages. FIXME: It would be better to not poll, but to instead |
| 1926 | rewrite the target_wait routines to serve as input sources. |
| 1927 | Unfortunately, that will be a lot of work. */ |
| 1928 | static sigset_t nullsigmask; |
| 1929 | static struct sigaction act1, act2; |
| 1930 | static struct itimerval it_on, it_off; |
| 1931 | |
| 1932 | static void |
| 1933 | gdbtk_start_timer () |
| 1934 | { |
| 1935 | static int first = 1; |
| 1936 | /*TclDebug ("Starting timer....");*/ |
| 1937 | if (first) |
| 1938 | { |
| 1939 | /* first time called, set up all the structs */ |
| 1940 | first = 0; |
| 1941 | sigemptyset (&nullsigmask); |
| 1942 | |
| 1943 | act1.sa_handler = x_event; |
| 1944 | act1.sa_mask = nullsigmask; |
| 1945 | act1.sa_flags = 0; |
| 1946 | |
| 1947 | act2.sa_handler = SIG_IGN; |
| 1948 | act2.sa_mask = nullsigmask; |
| 1949 | act2.sa_flags = 0; |
| 1950 | |
| 1951 | it_on.it_interval.tv_sec = 0; |
| 1952 | it_on.it_interval.tv_usec = 250000; /* .25 sec */ |
| 1953 | it_on.it_value.tv_sec = 0; |
| 1954 | it_on.it_value.tv_usec = 250000; |
| 1955 | |
| 1956 | it_off.it_interval.tv_sec = 0; |
| 1957 | it_off.it_interval.tv_usec = 0; |
| 1958 | it_off.it_value.tv_sec = 0; |
| 1959 | it_off.it_value.tv_usec = 0; |
| 1960 | } |
| 1961 | |
| 1962 | if (!gdbtk_timer_going) |
| 1963 | { |
| 1964 | sigaction (SIGALRM, &act1, NULL); |
| 1965 | setitimer (ITIMER_REAL, &it_on, NULL); |
| 1966 | gdbtk_timer_going = 1; |
| 1967 | } |
| 1968 | } |
| 1969 | |
| 1970 | static void |
| 1971 | gdbtk_stop_timer () |
| 1972 | { |
| 1973 | if (gdbtk_timer_going) |
| 1974 | { |
| 1975 | gdbtk_timer_going = 0; |
| 1976 | /*TclDebug ("Stopping timer.");*/ |
| 1977 | setitimer (ITIMER_REAL, &it_off, NULL); |
| 1978 | sigaction (SIGALRM, &act2, NULL); |
| 1979 | } |
| 1980 | } |
| 1981 | |
| 1982 | /* This hook function is called whenever we want to wait for the |
| 1983 | target. */ |
| 1984 | |
| 1985 | static int |
| 1986 | gdbtk_wait (pid, ourstatus) |
| 1987 | int pid; |
| 1988 | struct target_waitstatus *ourstatus; |
| 1989 | { |
| 1990 | gdbtk_start_timer (); |
| 1991 | pid = target_wait (pid, ourstatus); |
| 1992 | gdbtk_stop_timer (); |
| 1993 | return pid; |
| 1994 | } |
| 1995 | |
| 1996 | /* This is called from execute_command, and provides a wrapper around |
| 1997 | various command routines in a place where both protocol messages and |
| 1998 | user input both flow through. Mostly this is used for indicating whether |
| 1999 | the target process is running or not. |
| 2000 | */ |
| 2001 | |
| 2002 | static void |
| 2003 | gdbtk_call_command (cmdblk, arg, from_tty) |
| 2004 | struct cmd_list_element *cmdblk; |
| 2005 | char *arg; |
| 2006 | int from_tty; |
| 2007 | { |
| 2008 | running_now = 0; |
| 2009 | if (cmdblk->class == class_run || cmdblk->class == class_trace) |
| 2010 | { |
| 2011 | |
| 2012 | /* HACK! HACK! This is to get the gui to update the tstart/tstop |
| 2013 | button only incase of tstart/tstop commands issued from the console |
| 2014 | We don't want to update the src window, s we need to have specific |
| 2015 | procedures to do tstart and tstop |
| 2016 | */ |
| 2017 | if (!strcmp(cmdblk->name, "tstart") && !No_Update) |
| 2018 | Tcl_Eval (interp, "gdbtk_tcl_tstart"); |
| 2019 | else if (!strcmp(cmdblk->name, "tstop") && !No_Update) |
| 2020 | Tcl_Eval (interp, "gdbtk_tcl_tstop"); |
| 2021 | /* end of hack */ |
| 2022 | else |
| 2023 | { |
| 2024 | running_now = 1; |
| 2025 | if (!No_Update) |
| 2026 | Tcl_Eval (interp, "gdbtk_tcl_busy"); |
| 2027 | (*cmdblk->function.cfunc)(arg, from_tty); |
| 2028 | running_now = 0; |
| 2029 | if (!No_Update) |
| 2030 | Tcl_Eval (interp, "gdbtk_tcl_idle"); |
| 2031 | } |
| 2032 | } |
| 2033 | else |
| 2034 | (*cmdblk->function.cfunc)(arg, from_tty); |
| 2035 | } |
| 2036 | |
| 2037 | /* This function is called instead of gdb's internal command loop. This is the |
| 2038 | last chance to do anything before entering the main Tk event loop. */ |
| 2039 | |
| 2040 | static void |
| 2041 | tk_command_loop () |
| 2042 | { |
| 2043 | extern GDB_FILE *instream; |
| 2044 | |
| 2045 | /* We no longer want to use stdin as the command input stream */ |
| 2046 | instream = NULL; |
| 2047 | |
| 2048 | if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK) |
| 2049 | { |
| 2050 | char *msg; |
| 2051 | |
| 2052 | /* Force errorInfo to be set up propertly. */ |
| 2053 | Tcl_AddErrorInfo (interp, ""); |
| 2054 | |
| 2055 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); |
| 2056 | #ifdef _WIN32 |
| 2057 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); |
| 2058 | #else |
| 2059 | fputs_unfiltered (msg, gdb_stderr); |
| 2060 | #endif |
| 2061 | } |
| 2062 | |
| 2063 | #ifdef _WIN32 |
| 2064 | close_bfds (); |
| 2065 | #endif |
| 2066 | |
| 2067 | Tk_MainLoop (); |
| 2068 | } |
| 2069 | |
| 2070 | /* gdbtk_init installs this function as a final cleanup. */ |
| 2071 | |
| 2072 | static void |
| 2073 | gdbtk_cleanup (dummy) |
| 2074 | PTR dummy; |
| 2075 | { |
| 2076 | #ifdef IDE |
| 2077 | struct ide_event_handle *h = (struct ide_event_handle *) dummy; |
| 2078 | |
| 2079 | ide_interface_deregister_all (h); |
| 2080 | #endif |
| 2081 | Tcl_Finalize (); |
| 2082 | } |
| 2083 | |
| 2084 | /* Initialize gdbtk. */ |
| 2085 | |
| 2086 | static void |
| 2087 | gdbtk_init ( argv0 ) |
| 2088 | char *argv0; |
| 2089 | { |
| 2090 | struct cleanup *old_chain; |
| 2091 | char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file; |
| 2092 | int i, found_main; |
| 2093 | #ifndef WINNT |
| 2094 | struct sigaction action; |
| 2095 | static sigset_t nullsigmask = {0}; |
| 2096 | #endif |
| 2097 | #ifdef IDE |
| 2098 | /* start-sanitize-ide */ |
| 2099 | struct ide_event_handle *h; |
| 2100 | const char *errmsg; |
| 2101 | char *libexecdir; |
| 2102 | /* end-sanitize-ide */ |
| 2103 | #endif |
| 2104 | |
| 2105 | /* If there is no DISPLAY environment variable, Tk_Init below will fail, |
| 2106 | causing gdb to abort. If instead we simply return here, gdb will |
| 2107 | gracefully degrade to using the command line interface. */ |
| 2108 | |
| 2109 | #ifndef WINNT |
| 2110 | if (getenv ("DISPLAY") == NULL) |
| 2111 | return; |
| 2112 | #endif |
| 2113 | |
| 2114 | old_chain = make_cleanup (cleanup_init, 0); |
| 2115 | |
| 2116 | /* First init tcl and tk. */ |
| 2117 | Tcl_FindExecutable (argv0); |
| 2118 | interp = Tcl_CreateInterp (); |
| 2119 | |
| 2120 | #ifdef TCL_MEM_DEBUG |
| 2121 | Tcl_InitMemory (interp); |
| 2122 | #endif |
| 2123 | |
| 2124 | if (!interp) |
| 2125 | error ("Tcl_CreateInterp failed"); |
| 2126 | |
| 2127 | if (Tcl_Init(interp) != TCL_OK) |
| 2128 | error ("Tcl_Init failed: %s", interp->result); |
| 2129 | |
| 2130 | #ifndef IDE |
| 2131 | /* For the IDE we register the cleanup later, after we've |
| 2132 | initialized events. */ |
| 2133 | make_final_cleanup (gdbtk_cleanup, NULL); |
| 2134 | #endif |
| 2135 | |
| 2136 | /* Initialize the Paths variable. */ |
| 2137 | if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK) |
| 2138 | error ("ide_initialize_paths failed: %s", interp->result); |
| 2139 | |
| 2140 | #ifdef IDE |
| 2141 | /* start-sanitize-ide */ |
| 2142 | /* Find the directory where we expect to find idemanager. We ignore |
| 2143 | errors since it doesn't really matter if this fails. */ |
| 2144 | libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY); |
| 2145 | |
| 2146 | IluTk_Init (); |
| 2147 | |
| 2148 | h = ide_event_init_from_environment (&errmsg, libexecdir); |
| 2149 | make_final_cleanup (gdbtk_cleanup, h); |
| 2150 | if (h == NULL) |
| 2151 | { |
| 2152 | Tcl_AppendResult (interp, "can't initialize event system: ", errmsg, |
| 2153 | (char *) NULL); |
| 2154 | fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", interp->result); |
| 2155 | |
| 2156 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); |
| 2157 | } |
| 2158 | else |
| 2159 | { |
| 2160 | if (ide_create_tclevent_command (interp, h) != TCL_OK) |
| 2161 | error ("ide_create_tclevent_command failed: %s", interp->result); |
| 2162 | |
| 2163 | if (ide_create_edit_command (interp, h) != TCL_OK) |
| 2164 | error ("ide_create_edit_command failed: %s", interp->result); |
| 2165 | |
| 2166 | if (ide_create_property_command (interp, h) != TCL_OK) |
| 2167 | error ("ide_create_property_command failed: %s", interp->result); |
| 2168 | |
| 2169 | if (ide_create_build_command (interp, h) != TCL_OK) |
| 2170 | error ("ide_create_build_command failed: %s", interp->result); |
| 2171 | |
| 2172 | if (ide_create_window_register_command (interp, h, "gdb-restore") |
| 2173 | != TCL_OK) |
| 2174 | error ("ide_create_window_register_command failed: %s", |
| 2175 | interp->result); |
| 2176 | |
| 2177 | if (ide_create_window_command (interp, h) != TCL_OK) |
| 2178 | error ("ide_create_window_command failed: %s", interp->result); |
| 2179 | |
| 2180 | if (ide_create_exit_command (interp, h) != TCL_OK) |
| 2181 | error ("ide_create_exit_command failed: %s", interp->result); |
| 2182 | |
| 2183 | if (ide_create_help_command (interp) != TCL_OK) |
| 2184 | error ("ide_create_help_command failed: %s", interp->result); |
| 2185 | |
| 2186 | /* |
| 2187 | if (ide_initialize (interp, "gdb") != TCL_OK) |
| 2188 | error ("ide_initialize failed: %s", interp->result); |
| 2189 | */ |
| 2190 | |
| 2191 | Tcl_SetVar (interp, "GDBTK_IDE", "1", 0); |
| 2192 | } |
| 2193 | /* end-sanitize-ide */ |
| 2194 | #else |
| 2195 | Tcl_SetVar (interp, "GDBTK_IDE", "0", 0); |
| 2196 | #endif /* IDE */ |
| 2197 | |
| 2198 | /* We don't want to open the X connection until we've done all the |
| 2199 | IDE initialization. Otherwise, goofy looking unfinished windows |
| 2200 | pop up when ILU drops into the TCL event loop. */ |
| 2201 | |
| 2202 | if (Tk_Init(interp) != TCL_OK) |
| 2203 | error ("Tk_Init failed: %s", interp->result); |
| 2204 | |
| 2205 | if (Itcl_Init(interp) == TCL_ERROR) |
| 2206 | error ("Itcl_Init failed: %s", interp->result); |
| 2207 | |
| 2208 | if (Tix_Init(interp) != TCL_OK) |
| 2209 | error ("Tix_Init failed: %s", interp->result); |
| 2210 | |
| 2211 | #ifdef __CYGWIN32__ |
| 2212 | if (ide_create_messagebox_command (interp) != TCL_OK) |
| 2213 | error ("messagebox command initialization failed"); |
| 2214 | /* On Windows, create a sizebox widget command */ |
| 2215 | if (ide_create_sizebox_command (interp) != TCL_OK) |
| 2216 | error ("sizebox creation failed"); |
| 2217 | if (ide_create_winprint_command (interp) != TCL_OK) |
| 2218 | error ("windows print code initialization failed"); |
| 2219 | /* start-sanitize-ide */ |
| 2220 | /* An interface to ShellExecute. */ |
| 2221 | if (ide_create_shell_execute_command (interp) != TCL_OK) |
| 2222 | error ("shell execute command initialization failed"); |
| 2223 | /* end-sanitize-ide */ |
| 2224 | if (ide_create_win_grab_command (interp) != TCL_OK) |
| 2225 | error ("grab support command initialization failed"); |
| 2226 | /* Path conversion functions. */ |
| 2227 | if (ide_create_cygwin_path_command (interp) != TCL_OK) |
| 2228 | error ("cygwin path command initialization failed"); |
| 2229 | #endif |
| 2230 | |
| 2231 | Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL); |
| 2232 | Tcl_CreateCommand (interp, "gdb_immediate", call_wrapper, |
| 2233 | gdb_immediate_command, NULL); |
| 2234 | Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL); |
| 2235 | Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL); |
| 2236 | Tcl_CreateObjCommand (interp, "gdb_listfiles", call_obj_wrapper, gdb_listfiles, NULL); |
| 2237 | Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs, |
| 2238 | NULL); |
| 2239 | Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem, |
| 2240 | NULL); |
| 2241 | Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL); |
| 2242 | Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL); |
| 2243 | Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper, |
| 2244 | gdb_fetch_registers, NULL); |
| 2245 | Tcl_CreateCommand (interp, "gdb_changed_register_list", call_wrapper, |
| 2246 | gdb_changed_register_list, NULL); |
| 2247 | Tcl_CreateCommand (interp, "gdb_disassemble", call_wrapper, |
| 2248 | gdb_disassemble, NULL); |
| 2249 | Tcl_CreateCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL); |
| 2250 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_list", call_wrapper, |
| 2251 | gdb_get_breakpoint_list, NULL); |
| 2252 | Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper, |
| 2253 | gdb_get_breakpoint_info, NULL); |
| 2254 | Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper, |
| 2255 | gdb_clear_file, NULL); |
| 2256 | Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper, |
| 2257 | gdb_confirm_quit, NULL); |
| 2258 | Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper, |
| 2259 | gdb_force_quit, NULL); |
| 2260 | Tcl_CreateCommand (interp, "gdb_target_has_execution", |
| 2261 | gdb_target_has_execution_command, |
| 2262 | NULL, NULL); |
| 2263 | Tcl_CreateCommand (interp, "gdb_is_tracing", |
| 2264 | gdb_trace_status, |
| 2265 | NULL, NULL); |
| 2266 | Tcl_CreateObjCommand (interp, "gdb_load_info", call_obj_wrapper, gdb_load_info, NULL); |
| 2267 | Tcl_CreateObjCommand (interp, "gdb_get_locals", call_obj_wrapper, gdb_get_locals_command, |
| 2268 | NULL); |
| 2269 | Tcl_CreateObjCommand (interp, "gdb_get_args", call_obj_wrapper, gdb_get_args_command, |
| 2270 | NULL); |
| 2271 | Tcl_CreateObjCommand (interp, "gdb_get_function", call_obj_wrapper, gdb_get_function_command, |
| 2272 | NULL); |
| 2273 | Tcl_CreateObjCommand (interp, "gdb_get_line", call_obj_wrapper, gdb_get_line_command, |
| 2274 | NULL); |
| 2275 | Tcl_CreateObjCommand (interp, "gdb_get_file", call_obj_wrapper, gdb_get_file_command, |
| 2276 | NULL); |
| 2277 | Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists", |
| 2278 | call_obj_wrapper, gdb_tracepoint_exists_command, NULL); |
| 2279 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info", |
| 2280 | call_obj_wrapper, gdb_get_tracepoint_info, NULL); |
| 2281 | Tcl_CreateObjCommand (interp, "gdb_actions", |
| 2282 | call_obj_wrapper, gdb_actions_command, NULL); |
| 2283 | Tcl_CreateObjCommand (interp, "gdb_prompt", |
| 2284 | call_obj_wrapper, gdb_prompt_command, NULL); |
| 2285 | Tcl_CreateObjCommand (interp, "gdb_find_file", |
| 2286 | call_obj_wrapper, gdb_find_file_command, NULL); |
| 2287 | Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_list", |
| 2288 | call_obj_wrapper, gdb_get_tracepoint_list, NULL); |
| 2289 | Tcl_CreateCommand (interp, "gdb_pc_reg", get_pc_register, NULL, NULL); |
| 2290 | Tcl_CreateObjCommand (interp, "gdb_loadfile", call_obj_wrapper, gdb_loadfile, NULL); |
| 2291 | Tcl_CreateObjCommand (interp, "gdb_set_bp", call_obj_wrapper, gdb_set_bp, NULL); |
| 2292 | |
| 2293 | command_loop_hook = tk_command_loop; |
| 2294 | print_frame_info_listing_hook = gdbtk_print_frame_info; |
| 2295 | query_hook = gdbtk_query; |
| 2296 | warning_hook = gdbtk_warning; |
| 2297 | flush_hook = gdbtk_flush; |
| 2298 | create_breakpoint_hook = gdbtk_create_breakpoint; |
| 2299 | delete_breakpoint_hook = gdbtk_delete_breakpoint; |
| 2300 | modify_breakpoint_hook = gdbtk_modify_breakpoint; |
| 2301 | interactive_hook = gdbtk_interactive; |
| 2302 | target_wait_hook = gdbtk_wait; |
| 2303 | call_command_hook = gdbtk_call_command; |
| 2304 | readline_begin_hook = gdbtk_readline_begin; |
| 2305 | readline_hook = gdbtk_readline; |
| 2306 | readline_end_hook = gdbtk_readline_end; |
| 2307 | ui_load_progress_hook = gdbtk_load_hash; |
| 2308 | pre_add_symbol_hook = gdbtk_pre_add_symbol; |
| 2309 | post_add_symbol_hook = gdbtk_post_add_symbol; |
| 2310 | create_tracepoint_hook = gdbtk_create_tracepoint; |
| 2311 | delete_tracepoint_hook = gdbtk_delete_tracepoint; |
| 2312 | modify_tracepoint_hook = gdbtk_modify_tracepoint; |
| 2313 | pc_changed_hook = pc_changed; |
| 2314 | |
| 2315 | add_com ("tk", class_obscure, tk_command, |
| 2316 | "Send a command directly into tk."); |
| 2317 | |
| 2318 | Tcl_LinkVar (interp, "disassemble-from-exec", (char *)&disassemble_from_exec, |
| 2319 | TCL_LINK_INT); |
| 2320 | |
| 2321 | /* find the gdb tcl library and source main.tcl */ |
| 2322 | |
| 2323 | gdbtk_lib = getenv ("GDBTK_LIBRARY"); |
| 2324 | if (!gdbtk_lib) |
| 2325 | if (access ("gdbtcl/main.tcl", R_OK) == 0) |
| 2326 | gdbtk_lib = "gdbtcl"; |
| 2327 | else |
| 2328 | gdbtk_lib = GDBTK_LIBRARY; |
| 2329 | |
| 2330 | gdbtk_lib_tmp = xstrdup (gdbtk_lib); |
| 2331 | |
| 2332 | found_main = 0; |
| 2333 | /* see if GDBTK_LIBRARY is a path list */ |
| 2334 | lib = strtok (gdbtk_lib_tmp, GDBTK_PATH_SEP); |
| 2335 | do |
| 2336 | { |
| 2337 | if (Tcl_VarEval (interp, "lappend auto_path ", lib, NULL) != TCL_OK) |
| 2338 | { |
| 2339 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); |
| 2340 | error (""); |
| 2341 | } |
| 2342 | if (!found_main) |
| 2343 | { |
| 2344 | gdbtk_file = concat (lib, "/main.tcl", (char *) NULL); |
| 2345 | if (access (gdbtk_file, R_OK) == 0) |
| 2346 | { |
| 2347 | found_main++; |
| 2348 | Tcl_SetVar (interp, "GDBTK_LIBRARY", lib, 0); |
| 2349 | } |
| 2350 | } |
| 2351 | } |
| 2352 | while ((lib = strtok (NULL, ":")) != NULL); |
| 2353 | |
| 2354 | free (gdbtk_lib_tmp); |
| 2355 | |
| 2356 | if (!found_main) |
| 2357 | { |
| 2358 | /* Try finding it with the auto path. */ |
| 2359 | |
| 2360 | static const char script[] ="\ |
| 2361 | proc gdbtk_find_main {} {\n\ |
| 2362 | global auto_path GDBTK_LIBRARY\n\ |
| 2363 | foreach dir $auto_path {\n\ |
| 2364 | set f [file join $dir main.tcl]\n\ |
| 2365 | if {[file exists $f]} then {\n\ |
| 2366 | set GDBTK_LIBRARY $dir\n\ |
| 2367 | return $f\n\ |
| 2368 | }\n\ |
| 2369 | }\n\ |
| 2370 | return ""\n\ |
| 2371 | }\n\ |
| 2372 | gdbtk_find_main"; |
| 2373 | |
| 2374 | if (Tcl_GlobalEval (interp, (char *) script) != TCL_OK) |
| 2375 | { |
| 2376 | fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr); |
| 2377 | error (""); |
| 2378 | } |
| 2379 | |
| 2380 | if (interp->result[0] != '\0') |
| 2381 | { |
| 2382 | gdbtk_file = xstrdup (interp->result); |
| 2383 | found_main++; |
| 2384 | } |
| 2385 | } |
| 2386 | |
| 2387 | if (!found_main) |
| 2388 | { |
| 2389 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ |
| 2390 | if (getenv("GDBTK_LIBRARY")) |
| 2391 | { |
| 2392 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n",getenv("GDBTK_LIBRARY")); |
| 2393 | fprintf_unfiltered (stderr, |
| 2394 | "Please set GDBTK_LIBRARY to a path that includes the GDB tcl files.\n"); |
| 2395 | } |
| 2396 | else |
| 2397 | { |
| 2398 | fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n", GDBTK_LIBRARY); |
| 2399 | fprintf_unfiltered (stderr, "You might want to set GDBTK_LIBRARY\n"); |
| 2400 | } |
| 2401 | error(""); |
| 2402 | } |
| 2403 | |
| 2404 | /* Defer setup of fputs_unfiltered_hook to near the end so that error messages |
| 2405 | prior to this point go to stdout/stderr. */ |
| 2406 | |
| 2407 | fputs_unfiltered_hook = gdbtk_fputs; |
| 2408 | |
| 2409 | if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK) |
| 2410 | { |
| 2411 | char *msg; |
| 2412 | |
| 2413 | /* Force errorInfo to be set up propertly. */ |
| 2414 | Tcl_AddErrorInfo (interp, ""); |
| 2415 | |
| 2416 | msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY); |
| 2417 | |
| 2418 | fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */ |
| 2419 | |
| 2420 | #ifdef _WIN32 |
| 2421 | MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL); |
| 2422 | #else |
| 2423 | fputs_unfiltered (msg, gdb_stderr); |
| 2424 | #endif |
| 2425 | |
| 2426 | error (""); |
| 2427 | } |
| 2428 | |
| 2429 | #ifdef IDE |
| 2430 | /* start-sanitize-ide */ |
| 2431 | /* Don't do this until we have initialized. Otherwise, we may get a |
| 2432 | run command before we are ready for one. */ |
| 2433 | if (ide_run_server_init (interp, h) != TCL_OK) |
| 2434 | error ("ide_run_server_init failed: %s", interp->result); |
| 2435 | /* end-sanitize-ide */ |
| 2436 | #endif |
| 2437 | |
| 2438 | free (gdbtk_file); |
| 2439 | |
| 2440 | discard_cleanups (old_chain); |
| 2441 | } |
| 2442 | |
| 2443 | static int |
| 2444 | gdb_target_has_execution_command (clientData, interp, argc, argv) |
| 2445 | ClientData clientData; |
| 2446 | Tcl_Interp *interp; |
| 2447 | int argc; |
| 2448 | char *argv[]; |
| 2449 | { |
| 2450 | int result = 0; |
| 2451 | |
| 2452 | if (target_has_execution && inferior_pid != 0) |
| 2453 | result = 1; |
| 2454 | |
| 2455 | Tcl_SetIntObj (Tcl_GetObjResult (interp), result); |
| 2456 | return TCL_OK; |
| 2457 | } |
| 2458 | |
| 2459 | static int |
| 2460 | gdb_trace_status (clientData, interp, argc, argv) |
| 2461 | ClientData clientData; |
| 2462 | Tcl_Interp *interp; |
| 2463 | int argc; |
| 2464 | char *argv[]; |
| 2465 | { |
| 2466 | int result = 0; |
| 2467 | |
| 2468 | if (trace_running_p) |
| 2469 | result = 1; |
| 2470 | |
| 2471 | Tcl_SetIntObj (Tcl_GetObjResult (interp), result); |
| 2472 | return TCL_OK; |
| 2473 | } |
| 2474 | |
| 2475 | /* gdb_load_info - returns information about the file about to be downloaded */ |
| 2476 | |
| 2477 | static int |
| 2478 | gdb_load_info (clientData, interp, objc, objv) |
| 2479 | ClientData clientData; |
| 2480 | Tcl_Interp *interp; |
| 2481 | int objc; |
| 2482 | Tcl_Obj *CONST objv[]; |
| 2483 | { |
| 2484 | bfd *loadfile_bfd; |
| 2485 | struct cleanup *old_cleanups; |
| 2486 | asection *s; |
| 2487 | Tcl_Obj *ob[2]; |
| 2488 | Tcl_Obj *res[16]; |
| 2489 | int i = 0; |
| 2490 | |
| 2491 | char *filename = Tcl_GetStringFromObj (objv[1], NULL); |
| 2492 | |
| 2493 | loadfile_bfd = bfd_openr (filename, gnutarget); |
| 2494 | if (loadfile_bfd == NULL) |
| 2495 | { |
| 2496 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1)); |
| 2497 | return TCL_ERROR; |
| 2498 | } |
| 2499 | old_cleanups = make_cleanup (bfd_close, loadfile_bfd); |
| 2500 | |
| 2501 | if (!bfd_check_format (loadfile_bfd, bfd_object)) |
| 2502 | { |
| 2503 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1)); |
| 2504 | return TCL_ERROR; |
| 2505 | } |
| 2506 | |
| 2507 | for (s = loadfile_bfd->sections; s; s = s->next) |
| 2508 | { |
| 2509 | if (s->flags & SEC_LOAD) |
| 2510 | { |
| 2511 | bfd_size_type size = bfd_get_section_size_before_reloc (s); |
| 2512 | if (size > 0) |
| 2513 | { |
| 2514 | ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1); |
| 2515 | ob[1] = Tcl_NewLongObj ((long)size); |
| 2516 | res[i++] = Tcl_NewListObj (2, ob); |
| 2517 | } |
| 2518 | } |
| 2519 | } |
| 2520 | |
| 2521 | Tcl_SetObjResult (interp, Tcl_NewListObj (i, res)); |
| 2522 | do_cleanups (old_cleanups); |
| 2523 | return TCL_OK; |
| 2524 | } |
| 2525 | |
| 2526 | |
| 2527 | int |
| 2528 | gdbtk_load_hash (section, num) |
| 2529 | char *section; |
| 2530 | unsigned long num; |
| 2531 | { |
| 2532 | char buf[128]; |
| 2533 | sprintf (buf, "download_hash %s %ld", section, num); |
| 2534 | Tcl_Eval (interp, buf); |
| 2535 | return atoi (interp->result); |
| 2536 | } |
| 2537 | |
| 2538 | /* gdb_get_locals - |
| 2539 | * This and gdb_get_locals just call gdb_get_vars_command with the right |
| 2540 | * value of clientData. We can't use the client data in the definition |
| 2541 | * of the command, because the call wrapper uses this instead... |
| 2542 | */ |
| 2543 | |
| 2544 | static int |
| 2545 | gdb_get_locals_command (clientData, interp, objc, objv) |
| 2546 | ClientData clientData; |
| 2547 | Tcl_Interp *interp; |
| 2548 | int objc; |
| 2549 | Tcl_Obj *CONST objv[]; |
| 2550 | { |
| 2551 | |
| 2552 | return gdb_get_vars_command((ClientData) 0, interp, objc, objv); |
| 2553 | |
| 2554 | } |
| 2555 | |
| 2556 | static int |
| 2557 | gdb_get_args_command (clientData, interp, objc, objv) |
| 2558 | ClientData clientData; |
| 2559 | Tcl_Interp *interp; |
| 2560 | int objc; |
| 2561 | Tcl_Obj *CONST objv[]; |
| 2562 | { |
| 2563 | |
| 2564 | return gdb_get_vars_command((ClientData) 1, interp, objc, objv); |
| 2565 | |
| 2566 | } |
| 2567 | |
| 2568 | /* gdb_get_vars_command - |
| 2569 | * |
| 2570 | * Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This |
| 2571 | * function sets the Tcl interpreter's result to a list of variable names |
| 2572 | * depending on clientData. If clientData is one, the result is a list of |
| 2573 | * arguments; zero returns a list of locals -- all relative to the block |
| 2574 | * specified as an argument to the command. Valid commands include |
| 2575 | * anything decode_line_1 can handle (like "main.c:2", "*0x02020202", |
| 2576 | * and "main"). |
| 2577 | */ |
| 2578 | static int |
| 2579 | gdb_get_vars_command (clientData, interp, objc, objv) |
| 2580 | ClientData clientData; |
| 2581 | Tcl_Interp *interp; |
| 2582 | int objc; |
| 2583 | Tcl_Obj *CONST objv[]; |
| 2584 | { |
| 2585 | Tcl_Obj *result; |
| 2586 | struct symtabs_and_lines sals; |
| 2587 | struct symbol *sym; |
| 2588 | struct block *block; |
| 2589 | char **canonical, *args; |
| 2590 | int i, nsyms, arguments; |
| 2591 | |
| 2592 | if (objc != 2) |
| 2593 | { |
| 2594 | Tcl_AppendResult (interp, |
| 2595 | "wrong # of args: should be \"", |
| 2596 | Tcl_GetStringFromObj (objv[0], NULL), |
| 2597 | " function:line|function|line|*addr\""); |
| 2598 | return TCL_ERROR; |
| 2599 | } |
| 2600 | |
| 2601 | arguments = (int) clientData; |
| 2602 | args = Tcl_GetStringFromObj (objv[1], NULL); |
| 2603 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); |
| 2604 | if (sals.nelts == 0) |
| 2605 | { |
| 2606 | Tcl_AppendResult (interp, |
| 2607 | "error decoding line", NULL); |
| 2608 | return TCL_ERROR; |
| 2609 | } |
| 2610 | |
| 2611 | /* Initialize a list that will hold the results */ |
| 2612 | result = Tcl_NewListObj (0, NULL); |
| 2613 | |
| 2614 | /* Resolve all line numbers to PC's */ |
| 2615 | for (i = 0; i < sals.nelts; i++) |
| 2616 | resolve_sal_pc (&sals.sals[i]); |
| 2617 | |
| 2618 | block = block_for_pc (sals.sals[0].pc); |
| 2619 | while (block != 0) |
| 2620 | { |
| 2621 | nsyms = BLOCK_NSYMS (block); |
| 2622 | for (i = 0; i < nsyms; i++) |
| 2623 | { |
| 2624 | sym = BLOCK_SYM (block, i); |
| 2625 | switch (SYMBOL_CLASS (sym)) { |
| 2626 | default: |
| 2627 | case LOC_UNDEF: /* catches errors */ |
| 2628 | case LOC_CONST: /* constant */ |
| 2629 | case LOC_STATIC: /* static */ |
| 2630 | case LOC_REGISTER: /* register */ |
| 2631 | case LOC_TYPEDEF: /* local typedef */ |
| 2632 | case LOC_LABEL: /* local label */ |
| 2633 | case LOC_BLOCK: /* local function */ |
| 2634 | case LOC_CONST_BYTES: /* loc. byte seq. */ |
| 2635 | case LOC_UNRESOLVED: /* unresolved static */ |
| 2636 | case LOC_OPTIMIZED_OUT: /* optimized out */ |
| 2637 | break; |
| 2638 | case LOC_ARG: /* argument */ |
| 2639 | case LOC_REF_ARG: /* reference arg */ |
| 2640 | case LOC_REGPARM: /* register arg */ |
| 2641 | case LOC_REGPARM_ADDR: /* indirect register arg */ |
| 2642 | case LOC_LOCAL_ARG: /* stack arg */ |
| 2643 | case LOC_BASEREG_ARG: /* basereg arg */ |
| 2644 | if (arguments) |
| 2645 | Tcl_ListObjAppendElement (interp, result, |
| 2646 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); |
| 2647 | break; |
| 2648 | case LOC_LOCAL: /* stack local */ |
| 2649 | case LOC_BASEREG: /* basereg local */ |
| 2650 | if (!arguments) |
| 2651 | Tcl_ListObjAppendElement (interp, result, |
| 2652 | Tcl_NewStringObj (SYMBOL_NAME (sym), -1)); |
| 2653 | break; |
| 2654 | } |
| 2655 | } |
| 2656 | if (BLOCK_FUNCTION (block)) |
| 2657 | break; |
| 2658 | else |
| 2659 | block = BLOCK_SUPERBLOCK (block); |
| 2660 | } |
| 2661 | |
| 2662 | Tcl_SetObjResult (interp, result); |
| 2663 | return TCL_OK; |
| 2664 | } |
| 2665 | |
| 2666 | static int |
| 2667 | gdb_get_line_command (clientData, interp, objc, objv) |
| 2668 | ClientData clientData; |
| 2669 | Tcl_Interp *interp; |
| 2670 | int objc; |
| 2671 | Tcl_Obj *CONST objv[]; |
| 2672 | { |
| 2673 | Tcl_Obj *result; |
| 2674 | struct symtabs_and_lines sals; |
| 2675 | char *args, **canonical; |
| 2676 | |
| 2677 | if (objc != 2) |
| 2678 | { |
| 2679 | Tcl_AppendResult (interp, "wrong # of args: should be \"", |
| 2680 | Tcl_GetStringFromObj (objv[0], NULL), |
| 2681 | " linespec\""); |
| 2682 | return TCL_ERROR; |
| 2683 | } |
| 2684 | |
| 2685 | args = Tcl_GetStringFromObj (objv[1], NULL); |
| 2686 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); |
| 2687 | if (sals.nelts == 1) |
| 2688 | { |
| 2689 | Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line)); |
| 2690 | return TCL_OK; |
| 2691 | } |
| 2692 | |
| 2693 | Tcl_SetResult (interp, "N/A", TCL_STATIC); |
| 2694 | return TCL_OK; |
| 2695 | } |
| 2696 | |
| 2697 | static int |
| 2698 | gdb_get_file_command (clientData, interp, objc, objv) |
| 2699 | ClientData clientData; |
| 2700 | Tcl_Interp *interp; |
| 2701 | int objc; |
| 2702 | Tcl_Obj *CONST objv[]; |
| 2703 | { |
| 2704 | Tcl_Obj *result; |
| 2705 | struct symtabs_and_lines sals; |
| 2706 | char *args, **canonical; |
| 2707 | |
| 2708 | if (objc != 2) |
| 2709 | { |
| 2710 | Tcl_AppendResult (interp, "wrong # of args: should be \"", |
| 2711 | Tcl_GetStringFromObj (objv[0], NULL), |
| 2712 | " linespec\""); |
| 2713 | return TCL_ERROR; |
| 2714 | } |
| 2715 | |
| 2716 | args = Tcl_GetStringFromObj (objv[1], NULL); |
| 2717 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); |
| 2718 | if (sals.nelts == 1) |
| 2719 | { |
| 2720 | Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE); |
| 2721 | return TCL_OK; |
| 2722 | } |
| 2723 | |
| 2724 | Tcl_SetResult (interp, "N/A", TCL_STATIC); |
| 2725 | return TCL_OK; |
| 2726 | } |
| 2727 | |
| 2728 | static int |
| 2729 | gdb_get_function_command (clientData, interp, objc, objv) |
| 2730 | ClientData clientData; |
| 2731 | Tcl_Interp *interp; |
| 2732 | int objc; |
| 2733 | Tcl_Obj *CONST objv[]; |
| 2734 | { |
| 2735 | Tcl_Obj *result; |
| 2736 | char *function; |
| 2737 | struct symtabs_and_lines sals; |
| 2738 | char *args, **canonical; |
| 2739 | |
| 2740 | if (objc != 2) |
| 2741 | { |
| 2742 | Tcl_AppendResult (interp, "wrong # of args: should be \"", |
| 2743 | Tcl_GetStringFromObj (objv[0], NULL), |
| 2744 | " linespec\""); |
| 2745 | return TCL_ERROR; |
| 2746 | } |
| 2747 | |
| 2748 | args = Tcl_GetStringFromObj (objv[1], NULL); |
| 2749 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); |
| 2750 | if (sals.nelts == 1) |
| 2751 | { |
| 2752 | resolve_sal_pc (&sals.sals[0]); |
| 2753 | find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL); |
| 2754 | if (function != NULL) |
| 2755 | { |
| 2756 | Tcl_SetResult (interp, function, TCL_VOLATILE); |
| 2757 | return TCL_OK; |
| 2758 | } |
| 2759 | } |
| 2760 | |
| 2761 | Tcl_SetResult (interp, "N/A", TCL_STATIC); |
| 2762 | return TCL_OK; |
| 2763 | } |
| 2764 | |
| 2765 | static int |
| 2766 | gdb_get_tracepoint_info (clientData, interp, objc, objv) |
| 2767 | ClientData clientData; |
| 2768 | Tcl_Interp *interp; |
| 2769 | int objc; |
| 2770 | Tcl_Obj *CONST objv[]; |
| 2771 | { |
| 2772 | struct symtab_and_line sal; |
| 2773 | int tpnum; |
| 2774 | struct tracepoint *tp; |
| 2775 | struct action_line *al; |
| 2776 | Tcl_Obj *list, *action_list; |
| 2777 | char *filename, *funcname; |
| 2778 | char tmp[19]; |
| 2779 | |
| 2780 | if (objc != 2) |
| 2781 | error ("wrong # args"); |
| 2782 | |
| 2783 | Tcl_GetIntFromObj (NULL, objv[1], &tpnum); |
| 2784 | |
| 2785 | ALL_TRACEPOINTS (tp) |
| 2786 | if (tp->number == tpnum) |
| 2787 | break; |
| 2788 | |
| 2789 | if (tp == NULL) |
| 2790 | error ("Tracepoint #%d does not exist", tpnum); |
| 2791 | |
| 2792 | list = Tcl_NewListObj (0, NULL); |
| 2793 | sal = find_pc_line (tp->address, 0); |
| 2794 | filename = symtab_to_filename (sal.symtab); |
| 2795 | if (filename == NULL) |
| 2796 | filename = "N/A"; |
| 2797 | Tcl_ListObjAppendElement (interp, list, |
| 2798 | Tcl_NewStringObj (filename, -1)); |
| 2799 | find_pc_partial_function (tp->address, &funcname, NULL, NULL); |
| 2800 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (funcname, -1)); |
| 2801 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (sal.line)); |
| 2802 | sprintf (tmp, "0x%lx", tp->address); |
| 2803 | Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1)); |
| 2804 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled)); |
| 2805 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count)); |
| 2806 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count)); |
| 2807 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread)); |
| 2808 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count)); |
| 2809 | |
| 2810 | /* Append a list of actions */ |
| 2811 | action_list = Tcl_NewListObj (0, NULL); |
| 2812 | for (al = tp->actions; al != NULL; al = al->next) |
| 2813 | { |
| 2814 | Tcl_ListObjAppendElement (interp, action_list, |
| 2815 | Tcl_NewStringObj (al->action, -1)); |
| 2816 | } |
| 2817 | Tcl_ListObjAppendElement (interp, list, action_list); |
| 2818 | |
| 2819 | Tcl_SetObjResult (interp, list); |
| 2820 | return TCL_OK; |
| 2821 | } |
| 2822 | |
| 2823 | |
| 2824 | /* TclDebug (const char *fmt, ...) works just like printf() but */ |
| 2825 | /* sends the output to the GDB TK debug window. */ |
| 2826 | /* Not for normal use; just a convenient tool for debugging */ |
| 2827 | void |
| 2828 | #ifdef ANSI_PROTOTYPES |
| 2829 | TclDebug (const char *fmt, ...) |
| 2830 | #else |
| 2831 | TclDebug (va_alist) |
| 2832 | va_dcl |
| 2833 | #endif |
| 2834 | { |
| 2835 | va_list args; |
| 2836 | char buf[512], *v[2], *merge; |
| 2837 | |
| 2838 | #ifdef ANSI_PROTOTYPES |
| 2839 | va_start (args, fmt); |
| 2840 | #else |
| 2841 | char *fmt; |
| 2842 | va_start (args); |
| 2843 | fmt = va_arg (args, char *); |
| 2844 | #endif |
| 2845 | |
| 2846 | v[0] = "debug"; |
| 2847 | v[1] = buf; |
| 2848 | |
| 2849 | vsprintf (buf, fmt, args); |
| 2850 | va_end (args); |
| 2851 | |
| 2852 | merge = Tcl_Merge (2, v); |
| 2853 | Tcl_Eval (interp, merge); |
| 2854 | Tcl_Free (merge); |
| 2855 | } |
| 2856 | |
| 2857 | |
| 2858 | /* Find the full pathname to a file, searching the symbol tables */ |
| 2859 | |
| 2860 | static int |
| 2861 | gdb_find_file_command (clientData, interp, objc, objv) |
| 2862 | ClientData clientData; |
| 2863 | Tcl_Interp *interp; |
| 2864 | int objc; |
| 2865 | Tcl_Obj *CONST objv[]; |
| 2866 | { |
| 2867 | char *filename = NULL; |
| 2868 | struct symtab *st; |
| 2869 | |
| 2870 | if (objc != 2) |
| 2871 | { |
| 2872 | Tcl_WrongNumArgs(interp, 1, objv, "filename"); |
| 2873 | return TCL_ERROR; |
| 2874 | } |
| 2875 | |
| 2876 | st = full_lookup_symtab (Tcl_GetStringFromObj (objv[1], NULL)); |
| 2877 | if (st) |
| 2878 | filename = st->fullname; |
| 2879 | |
| 2880 | if (filename == NULL) |
| 2881 | Tcl_SetObjResult (interp, Tcl_NewStringObj ("", 0)); |
| 2882 | else |
| 2883 | Tcl_SetObjResult (interp, Tcl_NewStringObj (filename, -1)); |
| 2884 | |
| 2885 | return TCL_OK; |
| 2886 | } |
| 2887 | |
| 2888 | static void |
| 2889 | gdbtk_create_tracepoint (tp) |
| 2890 | struct tracepoint *tp; |
| 2891 | { |
| 2892 | tracepoint_notify (tp, "create"); |
| 2893 | } |
| 2894 | |
| 2895 | static void |
| 2896 | gdbtk_delete_tracepoint (tp) |
| 2897 | struct tracepoint *tp; |
| 2898 | { |
| 2899 | tracepoint_notify (tp, "delete"); |
| 2900 | } |
| 2901 | |
| 2902 | static void |
| 2903 | gdbtk_modify_tracepoint (tp) |
| 2904 | struct tracepoint *tp; |
| 2905 | { |
| 2906 | tracepoint_notify (tp, "modify"); |
| 2907 | } |
| 2908 | |
| 2909 | static void |
| 2910 | tracepoint_notify(tp, action) |
| 2911 | struct tracepoint *tp; |
| 2912 | const char *action; |
| 2913 | { |
| 2914 | char buf[256]; |
| 2915 | int v; |
| 2916 | struct symtab_and_line sal; |
| 2917 | char *filename; |
| 2918 | |
| 2919 | /* We ensure that ACTION contains no special Tcl characters, so we |
| 2920 | can do this. */ |
| 2921 | sal = find_pc_line (tp->address, 0); |
| 2922 | |
| 2923 | filename = symtab_to_filename (sal.symtab); |
| 2924 | if (filename == NULL) |
| 2925 | filename = "N/A"; |
| 2926 | sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number, |
| 2927 | (long)tp->address, sal.line, filename, tp->pass_count); |
| 2928 | |
| 2929 | v = Tcl_Eval (interp, buf); |
| 2930 | |
| 2931 | if (v != TCL_OK) |
| 2932 | { |
| 2933 | gdbtk_fputs (interp->result, gdb_stdout); |
| 2934 | gdbtk_fputs ("\n", gdb_stdout); |
| 2935 | } |
| 2936 | } |
| 2937 | |
| 2938 | /* returns -1 if not found, tracepoint # if found */ |
| 2939 | int |
| 2940 | tracepoint_exists (char * args) |
| 2941 | { |
| 2942 | struct tracepoint *tp; |
| 2943 | char **canonical; |
| 2944 | struct symtabs_and_lines sals; |
| 2945 | char *file = NULL; |
| 2946 | int result = -1; |
| 2947 | |
| 2948 | sals = decode_line_1 (&args, 1, NULL, 0, &canonical); |
| 2949 | if (sals.nelts == 1) |
| 2950 | { |
| 2951 | resolve_sal_pc (&sals.sals[0]); |
| 2952 | file = xmalloc (strlen (sals.sals[0].symtab->dirname) |
| 2953 | + strlen (sals.sals[0].symtab->filename) + 1); |
| 2954 | if (file != NULL) |
| 2955 | { |
| 2956 | strcpy (file, sals.sals[0].symtab->dirname); |
| 2957 | strcat (file, sals.sals[0].symtab->filename); |
| 2958 | |
| 2959 | ALL_TRACEPOINTS (tp) |
| 2960 | { |
| 2961 | if (tp->address == sals.sals[0].pc) |
| 2962 | result = tp->number; |
| 2963 | #if 0 |
| 2964 | /* Why is this here? This messes up assembly traces */ |
| 2965 | else if (tp->source_file != NULL |
| 2966 | && strcmp (tp->source_file, file) == 0 |
| 2967 | && sals.sals[0].line == tp->line_number) |
| 2968 | result = tp->number; |
| 2969 | #endif |
| 2970 | } |
| 2971 | } |
| 2972 | } |
| 2973 | if (file != NULL) |
| 2974 | free (file); |
| 2975 | return result; |
| 2976 | } |
| 2977 | |
| 2978 | static int |
| 2979 | gdb_actions_command (clientData, interp, objc, objv) |
| 2980 | ClientData clientData; |
| 2981 | Tcl_Interp *interp; |
| 2982 | int objc; |
| 2983 | Tcl_Obj *CONST objv[]; |
| 2984 | { |
| 2985 | struct tracepoint *tp; |
| 2986 | Tcl_Obj **actions; |
| 2987 | int nactions, i, len; |
| 2988 | char *number, *args, *action; |
| 2989 | long step_count; |
| 2990 | struct action_line *next = NULL, *temp; |
| 2991 | |
| 2992 | if (objc != 3) |
| 2993 | { |
| 2994 | Tcl_AppendResult (interp, "wrong # args: should be: \"", |
| 2995 | Tcl_GetStringFromObj (objv[0], NULL), |
| 2996 | " number actions\""); |
| 2997 | return TCL_ERROR; |
| 2998 | } |
| 2999 | |
| 3000 | args = number = Tcl_GetStringFromObj (objv[1], NULL); |
| 3001 | tp = get_tracepoint_by_number (&args); |
| 3002 | if (tp == NULL) |
| 3003 | { |
| 3004 | Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist"); |
| 3005 | return TCL_ERROR; |
| 3006 | } |
| 3007 | |
| 3008 | /* Free any existing actions */ |
| 3009 | if (tp->actions != NULL) |
| 3010 | free_actions (tp); |
| 3011 | |
| 3012 | step_count = 0; |
| 3013 | |
| 3014 | Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions); |
| 3015 | for (i = 0; i < nactions; i++) |
| 3016 | { |
| 3017 | temp = xmalloc (sizeof (struct action_line)); |
| 3018 | temp->next = NULL; |
| 3019 | action = Tcl_GetStringFromObj (actions[i], &len); |
| 3020 | temp->action = savestring (action, len); |
| 3021 | if (sscanf (temp->action, "while-stepping %d", &step_count) !=0) |
| 3022 | tp->step_count = step_count; |
| 3023 | if (next == NULL) |
| 3024 | { |
| 3025 | tp->actions = temp; |
| 3026 | next = temp; |
| 3027 | } |
| 3028 | else |
| 3029 | { |
| 3030 | next->next = temp; |
| 3031 | next = temp; |
| 3032 | } |
| 3033 | } |
| 3034 | |
| 3035 | return TCL_OK; |
| 3036 | } |
| 3037 | |
| 3038 | static int |
| 3039 | gdb_tracepoint_exists_command (clientData, interp, objc, objv) |
| 3040 | ClientData clientData; |
| 3041 | Tcl_Interp *interp; |
| 3042 | int objc; |
| 3043 | Tcl_Obj *CONST objv[]; |
| 3044 | { |
| 3045 | char * args; |
| 3046 | |
| 3047 | if (objc != 2) |
| 3048 | { |
| 3049 | Tcl_AppendResult (interp, "wrong # of args: should be \"", |
| 3050 | Tcl_GetStringFromObj (objv[0], NULL), |
| 3051 | " function:line|function|line|*addr\""); |
| 3052 | return TCL_ERROR; |
| 3053 | } |
| 3054 | |
| 3055 | args = Tcl_GetStringFromObj (objv[1], NULL); |
| 3056 | |
| 3057 | Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args))); |
| 3058 | return TCL_OK; |
| 3059 | } |
| 3060 | |
| 3061 | /* Return the prompt to the interpreter */ |
| 3062 | static int |
| 3063 | gdb_prompt_command (clientData, interp, objc, objv) |
| 3064 | ClientData clientData; |
| 3065 | Tcl_Interp *interp; |
| 3066 | int objc; |
| 3067 | Tcl_Obj *CONST objv[]; |
| 3068 | { |
| 3069 | Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE); |
| 3070 | return TCL_OK; |
| 3071 | } |
| 3072 | |
| 3073 | /* return a list of all tracepoint numbers in interpreter */ |
| 3074 | static int |
| 3075 | gdb_get_tracepoint_list (clientData, interp, objc, objv) |
| 3076 | ClientData clientData; |
| 3077 | Tcl_Interp *interp; |
| 3078 | int objc; |
| 3079 | Tcl_Obj *CONST objv[]; |
| 3080 | { |
| 3081 | Tcl_Obj *list; |
| 3082 | struct tracepoint *tp; |
| 3083 | |
| 3084 | list = Tcl_NewListObj (0, NULL); |
| 3085 | |
| 3086 | ALL_TRACEPOINTS (tp) |
| 3087 | Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->number)); |
| 3088 | |
| 3089 | Tcl_SetObjResult (interp, list); |
| 3090 | return TCL_OK; |
| 3091 | } |
| 3092 | |
| 3093 | |
| 3094 | /* This hook is called whenever we are ready to load a symbol file so that |
| 3095 | the UI can notify the user... */ |
| 3096 | void |
| 3097 | gdbtk_pre_add_symbol (name) |
| 3098 | char *name; |
| 3099 | { |
| 3100 | char *merge, *v[2]; |
| 3101 | |
| 3102 | v[0] = "gdbtk_tcl_pre_add_symbol"; |
| 3103 | v[1] = name; |
| 3104 | merge = Tcl_Merge (2, v); |
| 3105 | Tcl_Eval (interp, merge); |
| 3106 | Tcl_Free (merge); |
| 3107 | } |
| 3108 | |
| 3109 | /* This hook is called whenever we finish loading a symbol file. */ |
| 3110 | void |
| 3111 | gdbtk_post_add_symbol () |
| 3112 | { |
| 3113 | Tcl_Eval (interp, "gdbtk_tcl_post_add_symbol"); |
| 3114 | } |
| 3115 | |
| 3116 | |
| 3117 | |
| 3118 | static void |
| 3119 | gdbtk_print_frame_info (s, line, stopline, noerror) |
| 3120 | struct symtab *s; |
| 3121 | int line; |
| 3122 | int stopline; |
| 3123 | int noerror; |
| 3124 | { |
| 3125 | current_source_symtab = s; |
| 3126 | current_source_line = line; |
| 3127 | } |
| 3128 | |
| 3129 | |
| 3130 | /* The lookup_symtab() in symtab.c doesn't work correctly */ |
| 3131 | /* It will not work will full pathnames and if multiple */ |
| 3132 | /* source files have the same basename, it will return */ |
| 3133 | /* the first one instead of the correct one. This version */ |
| 3134 | /* also always makes sure symtab->fullname is set. */ |
| 3135 | |
| 3136 | static struct symtab * |
| 3137 | full_lookup_symtab(file) |
| 3138 | char *file; |
| 3139 | { |
| 3140 | struct symtab *st; |
| 3141 | struct objfile *objfile; |
| 3142 | char *bfile, *fullname; |
| 3143 | struct partial_symtab *pt; |
| 3144 | |
| 3145 | if (!file) |
| 3146 | return NULL; |
| 3147 | |
| 3148 | /* first try a direct lookup */ |
| 3149 | st = lookup_symtab (file); |
| 3150 | if (st) |
| 3151 | { |
| 3152 | if (!st->fullname) |
| 3153 | symtab_to_filename(st); |
| 3154 | return st; |
| 3155 | } |
| 3156 | |
| 3157 | /* if the direct approach failed, try */ |
| 3158 | /* looking up the basename and checking */ |
| 3159 | /* all matches with the fullname */ |
| 3160 | bfile = basename (file); |
| 3161 | ALL_SYMTABS (objfile, st) |
| 3162 | { |
| 3163 | if (!strcmp (bfile, basename(st->filename))) |
| 3164 | { |
| 3165 | if (!st->fullname) |
| 3166 | fullname = symtab_to_filename (st); |
| 3167 | else |
| 3168 | fullname = st->fullname; |
| 3169 | |
| 3170 | if (!strcmp (file, fullname)) |
| 3171 | return st; |
| 3172 | } |
| 3173 | } |
| 3174 | |
| 3175 | /* still no luck? look at psymtabs */ |
| 3176 | ALL_PSYMTABS (objfile, pt) |
| 3177 | { |
| 3178 | if (!strcmp (bfile, basename(pt->filename))) |
| 3179 | { |
| 3180 | st = PSYMTAB_TO_SYMTAB (pt); |
| 3181 | if (st) |
| 3182 | { |
| 3183 | fullname = symtab_to_filename (st); |
| 3184 | if (!strcmp (file, fullname)) |
| 3185 | return st; |
| 3186 | } |
| 3187 | } |
| 3188 | } |
| 3189 | return NULL; |
| 3190 | } |
| 3191 | |
| 3192 | static int |
| 3193 | perror_with_name_wrapper (args) |
| 3194 | char * args; |
| 3195 | { |
| 3196 | perror_with_name (args); |
| 3197 | return 1; |
| 3198 | } |
| 3199 | |
| 3200 | /* gdb_loadfile loads a c source file into a text widget. */ |
| 3201 | |
| 3202 | /* LTABLE_SIZE is the number of bytes to allocate for the */ |
| 3203 | /* line table. Its size limits the maximum number of lines */ |
| 3204 | /* in a file to 8 * LTABLE_SIZE. This memory is freed after */ |
| 3205 | /* the file is loaded, so it is OK to make this very large. */ |
| 3206 | /* Additional memory will be allocated if needed. */ |
| 3207 | #define LTABLE_SIZE 20000 |
| 3208 | |
| 3209 | static int |
| 3210 | gdb_loadfile (clientData, interp, objc, objv) |
| 3211 | ClientData clientData; |
| 3212 | Tcl_Interp *interp; |
| 3213 | int objc; |
| 3214 | Tcl_Obj *CONST objv[]; |
| 3215 | { |
| 3216 | char *file, *widget, *line, *buf, msg[128]; |
| 3217 | int linenumbers, ln, anum, lnum, ltable_size; |
| 3218 | Tcl_Obj *a[2], *b[2], *cmd; |
| 3219 | FILE *fp; |
| 3220 | char *ltable; |
| 3221 | struct symtab *symtab; |
| 3222 | struct linetable_entry *le; |
| 3223 | long mtime = 0; |
| 3224 | struct stat st; |
| 3225 | |
| 3226 | |
| 3227 | if (objc != 4) |
| 3228 | { |
| 3229 | Tcl_WrongNumArgs(interp, 1, objv, "widget filename linenumbers"); |
| 3230 | return TCL_ERROR; |
| 3231 | } |
| 3232 | |
| 3233 | widget = Tcl_GetStringFromObj (objv[1], NULL); |
| 3234 | file = Tcl_GetStringFromObj (objv[2], NULL); |
| 3235 | Tcl_GetBooleanFromObj (interp, objv[3], &linenumbers); |
| 3236 | |
| 3237 | if ((fp = fopen ( file, "r" )) == NULL) |
| 3238 | return TCL_ERROR; |
| 3239 | |
| 3240 | symtab = full_lookup_symtab (file); |
| 3241 | if (!symtab) |
| 3242 | { |
| 3243 | sprintf(msg, "File not found"); |
| 3244 | Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1); |
| 3245 | fclose (fp); |
| 3246 | return TCL_ERROR; |
| 3247 | } |
| 3248 | |
| 3249 | if (stat (file, &st) < 0) |
| 3250 | { |
| 3251 | catch_errors (perror_with_name_wrapper, "gdbtk: get time stamp", "", |
| 3252 | RETURN_MASK_ALL); |
| 3253 | return TCL_ERROR; |
| 3254 | } |
| 3255 | |
| 3256 | if (symtab && symtab->objfile && symtab->objfile->obfd) |
| 3257 | mtime = bfd_get_mtime(symtab->objfile->obfd); |
| 3258 | else if (exec_bfd) |
| 3259 | mtime = bfd_get_mtime(exec_bfd); |
| 3260 | |
| 3261 | if (mtime && mtime < st.st_mtime) |
| 3262 | gdbtk_ignorable_warning("Source file is more recent than executable.\n"); |
| 3263 | |
| 3264 | |
| 3265 | /* Source linenumbers don't appear to be in order, and a sort is */ |
| 3266 | /* too slow so the fastest solution is just to allocate a huge */ |
| 3267 | /* array and set the array entry for each linenumber */ |
| 3268 | |
| 3269 | ltable_size = LTABLE_SIZE; |
| 3270 | ltable = (char *)malloc (LTABLE_SIZE); |
| 3271 | if (ltable == NULL) |
| 3272 | { |
| 3273 | sprintf(msg, "Out of memory."); |
| 3274 | Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1); |
| 3275 | fclose (fp); |
| 3276 | return TCL_ERROR; |
| 3277 | } |
| 3278 | |
| 3279 | memset (ltable, 0, LTABLE_SIZE); |
| 3280 | |
| 3281 | if (symtab->linetable && symtab->linetable->nitems) |
| 3282 | { |
| 3283 | le = symtab->linetable->item; |
| 3284 | for (ln = symtab->linetable->nitems ;ln > 0; ln--, le++) |
| 3285 | { |
| 3286 | lnum = le->line >> 3; |
| 3287 | if (lnum >= ltable_size) |
| 3288 | { |
| 3289 | char *new_ltable; |
| 3290 | new_ltable = (char *)realloc (ltable, ltable_size*2); |
| 3291 | memset (new_ltable + ltable_size, 0, ltable_size); |
| 3292 | ltable_size *= 2; |
| 3293 | if (new_ltable == NULL) |
| 3294 | { |
| 3295 | sprintf(msg, "Out of memory."); |
| 3296 | Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1); |
| 3297 | free (ltable); |
| 3298 | fclose (fp); |
| 3299 | return TCL_ERROR; |
| 3300 | } |
| 3301 | ltable = new_ltable; |
| 3302 | } |
| 3303 | ltable[lnum] |= 1 << (le->line % 8); |
| 3304 | } |
| 3305 | } |
| 3306 | |
| 3307 | /* create an object with enough space, then grab its */ |
| 3308 | /* buffer and sprintf directly into it. */ |
| 3309 | a[0] = Tcl_NewStringObj (ltable, 1024); |
| 3310 | a[1] = Tcl_NewListObj(0,NULL); |
| 3311 | buf = a[0]->bytes; |
| 3312 | b[0] = Tcl_NewStringObj (ltable,1024); |
| 3313 | b[1] = Tcl_NewStringObj ("source_tag", -1); |
| 3314 | Tcl_IncrRefCount (b[0]); |
| 3315 | Tcl_IncrRefCount (b[1]); |
| 3316 | line = b[0]->bytes + 1; |
| 3317 | strcpy(b[0]->bytes,"\t"); |
| 3318 | |
| 3319 | ln = 1; |
| 3320 | while (fgets (line, 980, fp)) |
| 3321 | { |
| 3322 | if (linenumbers) |
| 3323 | { |
| 3324 | if (ltable[ln >> 3] & (1 << (ln % 8))) |
| 3325 | { |
| 3326 | sprintf (buf,"%s insert end {-\t%d} break_tag", widget, ln); |
| 3327 | a[0]->length = strlen (buf); |
| 3328 | } |
| 3329 | else |
| 3330 | { |
| 3331 | sprintf (buf,"%s insert end { \t%d} \"\"", widget, ln); |
| 3332 | a[0]->length = strlen (buf); |
| 3333 | } |
| 3334 | } |
| 3335 | else |
| 3336 | { |
| 3337 | if (ltable[ln >> 3] & (1 << (ln % 8))) |
| 3338 | { |
| 3339 | sprintf (buf,"%s insert end {-\t} break_tag", widget); |
| 3340 | a[0]->length = strlen (buf); |
| 3341 | } |
| 3342 | else |
| 3343 | { |
| 3344 | sprintf (buf,"%s insert end { \t} \"\"", widget); |
| 3345 | a[0]->length = strlen (buf); |
| 3346 | } |
| 3347 | } |
| 3348 | b[0]->length = strlen(b[0]->bytes); |
| 3349 | Tcl_SetListObj(a[1],2,b); |
| 3350 | cmd = Tcl_ConcatObj(2,a); |
| 3351 | Tcl_EvalObj (interp, cmd); |
| 3352 | Tcl_DecrRefCount (cmd); |
| 3353 | ln++; |
| 3354 | } |
| 3355 | Tcl_DecrRefCount (b[0]); |
| 3356 | Tcl_DecrRefCount (b[0]); |
| 3357 | Tcl_DecrRefCount (b[1]); |
| 3358 | Tcl_DecrRefCount (b[1]); |
| 3359 | free (ltable); |
| 3360 | fclose (fp); |
| 3361 | return TCL_OK; |
| 3362 | } |
| 3363 | |
| 3364 | /* at some point make these static in breakpoint.c and move GUI code there */ |
| 3365 | extern struct breakpoint *set_raw_breakpoint (struct symtab_and_line sal); |
| 3366 | extern void set_breakpoint_count (int); |
| 3367 | extern int breakpoint_count; |
| 3368 | |
| 3369 | /* set a breakpoint by source file and line number */ |
| 3370 | /* flags are as follows: */ |
| 3371 | /* least significant 2 bits are disposition, rest is */ |
| 3372 | /* type (normally 0). |
| 3373 | |
| 3374 | enum bptype { |
| 3375 | bp_breakpoint, Normal breakpoint |
| 3376 | bp_hardware_breakpoint, Hardware assisted breakpoint |
| 3377 | } |
| 3378 | |
| 3379 | Disposition of breakpoint. Ie: what to do after hitting it. |
| 3380 | enum bpdisp { |
| 3381 | del, Delete it |
| 3382 | del_at_next_stop, Delete at next stop, whether hit or not |
| 3383 | disable, Disable it |
| 3384 | donttouch Leave it alone |
| 3385 | }; |
| 3386 | */ |
| 3387 | |
| 3388 | static int |
| 3389 | gdb_set_bp (clientData, interp, objc, objv) |
| 3390 | ClientData clientData; |
| 3391 | Tcl_Interp *interp; |
| 3392 | int objc; |
| 3393 | Tcl_Obj *CONST objv[]; |
| 3394 | |
| 3395 | { |
| 3396 | struct symtab_and_line sal; |
| 3397 | int line, flags, ret; |
| 3398 | struct breakpoint *b; |
| 3399 | char buf[64]; |
| 3400 | Tcl_Obj *a[5], *cmd; |
| 3401 | |
| 3402 | if (objc != 4) |
| 3403 | { |
| 3404 | Tcl_WrongNumArgs(interp, 1, objv, "filename line type"); |
| 3405 | return TCL_ERROR; |
| 3406 | } |
| 3407 | |
| 3408 | sal.symtab = full_lookup_symtab (Tcl_GetStringFromObj( objv[1], NULL)); |
| 3409 | if (sal.symtab == NULL) |
| 3410 | return TCL_ERROR; |
| 3411 | |
| 3412 | if (Tcl_GetIntFromObj( interp, objv[2], &line) == TCL_ERROR) |
| 3413 | return TCL_ERROR; |
| 3414 | |
| 3415 | if (Tcl_GetIntFromObj( interp, objv[3], &flags) == TCL_ERROR) |
| 3416 | return TCL_ERROR; |
| 3417 | |
| 3418 | sal.line = line; |
| 3419 | sal.pc = find_line_pc (sal.symtab, sal.line); |
| 3420 | if (sal.pc == 0) |
| 3421 | return TCL_ERROR; |
| 3422 | |
| 3423 | sal.section = find_pc_overlay (sal.pc); |
| 3424 | b = set_raw_breakpoint (sal); |
| 3425 | set_breakpoint_count (breakpoint_count + 1); |
| 3426 | b->number = breakpoint_count; |
| 3427 | b->type = flags >> 2; |
| 3428 | b->disposition = flags & 3; |
| 3429 | |
| 3430 | /* FIXME: this won't work for duplicate basenames! */ |
| 3431 | sprintf (buf, "%s:%d", basename(Tcl_GetStringFromObj( objv[1], NULL)), line); |
| 3432 | b->addr_string = strsave (buf); |
| 3433 | |
| 3434 | /* now send notification command back to GUI */ |
| 3435 | sprintf (buf, "0x%x", sal.pc); |
| 3436 | a[0] = Tcl_NewStringObj ("gdbtk_tcl_breakpoint create", -1); |
| 3437 | a[1] = Tcl_NewIntObj (b->number); |
| 3438 | a[2] = Tcl_NewStringObj (buf, -1); |
| 3439 | a[3] = objv[2]; |
| 3440 | a[4] = Tcl_NewListObj (1,&objv[1]); |
| 3441 | cmd = Tcl_ConcatObj(5,a); |
| 3442 | ret = Tcl_EvalObj (interp, cmd); |
| 3443 | Tcl_DecrRefCount (cmd); |
| 3444 | return ret; |
| 3445 | } |
| 3446 | |
| 3447 | /* Come here during initialize_all_files () */ |
| 3448 | |
| 3449 | void |
| 3450 | _initialize_gdbtk () |
| 3451 | { |
| 3452 | if (use_windows) |
| 3453 | { |
| 3454 | /* Tell the rest of the world that Gdbtk is now set up. */ |
| 3455 | |
| 3456 | init_ui_hook = gdbtk_init; |
| 3457 | } |
| 3458 | #ifdef __CYGWIN32__ |
| 3459 | else |
| 3460 | { |
| 3461 | DWORD ft = GetFileType (GetStdHandle (STD_INPUT_HANDLE)); |
| 3462 | void cygwin32_attach_handle_to_fd (char *, int, HANDLE, int, int); |
| 3463 | |
| 3464 | switch (ft) |
| 3465 | { |
| 3466 | case FILE_TYPE_DISK: |
| 3467 | case FILE_TYPE_CHAR: |
| 3468 | case FILE_TYPE_PIPE: |
| 3469 | break; |
| 3470 | default: |
| 3471 | AllocConsole(); |
| 3472 | cygwin32_attach_handle_to_fd ("/dev/conin", 0, |
| 3473 | GetStdHandle (STD_INPUT_HANDLE), |
| 3474 | 1, GENERIC_READ); |
| 3475 | cygwin32_attach_handle_to_fd ("/dev/conout", 1, |
| 3476 | GetStdHandle (STD_OUTPUT_HANDLE), |
| 3477 | 0, GENERIC_WRITE); |
| 3478 | cygwin32_attach_handle_to_fd ("/dev/conout", 2, |
| 3479 | GetStdHandle (STD_ERROR_HANDLE), |
| 3480 | 0, GENERIC_WRITE); |
| 3481 | break; |
| 3482 | } |
| 3483 | } |
| 3484 | #endif |
| 3485 | } |