-/* Tcl/Tk interface routines.
- Copyright 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Startup code for gdbtk.
+ Copyright 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
Written by Stu Grossman <grossman@cygnus.com> of Cygnus Support.
#include "target.h"
#include "gdbcore.h"
#include "tracepoint.h"
+#include "demangle.h"
#ifdef _WIN32
#include <winuser.h>
#endif
+#include <sys/stat.h>
+
#include <tcl.h>
#include <tk.h>
#include <itcl.h>
#include <tix.h>
#include "guitcl.h"
+#include "gdbtk.h"
#ifdef IDE
/* start-sanitize-ide */
#include <stdio.h>
#include "gdbcmd.h"
-#ifndef WINNT
-#ifndef FIOASYNC
-#include <sys/stropts.h>
-#endif
-#endif
-
-#ifdef __CYGWIN32__
+#include "annotate.h"
#include <sys/time.h>
-#endif
-
-#ifdef WINNT
-#define GDBTK_PATH_SEP ";"
-#else
-#define GDBTK_PATH_SEP ":"
-#endif
-/* Some versions (1.3.79, 1.3.81) of Linux don't support SIOCSPGRP the way
- gdbtk wants to use it... */
-#ifdef __linux__
-#undef SIOCSPGRP
+#ifdef __CYGWIN__
+#include <sys/cygwin.h> /* for cygwin32_attach_handle_to_fd */
#endif
-static int load_in_progress = 0;
+/* For Cygwin, we use a timer to periodically check for Windows
+ messages. FIXME: It would be better to not poll, but to instead
+ rewrite the target_wait routines to serve as input sources.
+ Unfortunately, that will be a lot of work. */
+static sigset_t nullsigmask;
+static struct sigaction act1, act2;
+static struct itimerval it_on, it_off;
-int gdbtk_load_hash PARAMS ((char *, unsigned long));
-int (*ui_load_progress_hook) PARAMS ((char *, unsigned long));
-void (*pre_add_symbol_hook) PARAMS ((char *));
-void (*post_add_symbol_hook) PARAMS ((void));
+extern int Tktable_Init PARAMS ((Tcl_Interp *interp));
-static void null_routine PARAMS ((int));
-static void gdbtk_flush PARAMS ((FILE *));
-static void gdbtk_fputs PARAMS ((const char *, FILE *));
-static int gdbtk_query PARAMS ((const char *, va_list));
-static char *gdbtk_readline PARAMS ((char *));
static void gdbtk_init PARAMS ((char *));
-static void tk_command_loop PARAMS ((void));
-static void gdbtk_call_command PARAMS ((struct cmd_list_element *, char *, int));
-static int gdbtk_wait PARAMS ((int, struct target_waitstatus *));
-static void x_event PARAMS ((int));
-static void gdbtk_interactive PARAMS ((void));
+void gdbtk_interactive PARAMS ((void));
static void cleanup_init PARAMS ((int));
static void tk_command PARAMS ((char *, int));
-static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int compare_lines PARAMS ((const PTR, const PTR));
-static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *));
-static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
-static int gdb_immediate_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
-static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static void gdbtk_readline_end PARAMS ((void));
-static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static void register_changed_p PARAMS ((int, void *));
-static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static void breakpoint_notify PARAMS ((struct breakpoint *, const char *));
-static void gdbtk_create_breakpoint PARAMS ((struct breakpoint *));
-static void gdbtk_delete_breakpoint PARAMS ((struct breakpoint *));
-static void gdbtk_modify_breakpoint PARAMS ((struct breakpoint *));
-static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int gdb_sourcelines PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), void *));
-static void get_register_name PARAMS ((int, void *));
-static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
-static void get_register PARAMS ((int, void *));
-static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
-static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-void TclDebug PARAMS ((const char *fmt, ...));
-static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static int gdb_find_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static char *find_file_in_dir PARAMS ((char *));
-static int gdb_get_tracepoint_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
-static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *));
-static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *));
-static void tracepoint_notify PARAMS ((struct tracepoint *, const char *));
-void gdbtk_pre_add_symbol PARAMS ((char *));
-void gdbtk_post_add_symbol PARAMS ((void));
-
-/* Handle for TCL interpreter */
-static Tcl_Interp *interp = NULL;
+void gdbtk_add_hooks PARAMS ((void));
+int gdbtk_test PARAMS ((char *));
-#ifndef WINNT
-static int x_fd; /* X network socket */
-#endif
+/*
+ * gdbtk_fputs is defined in the gdbtk_hooks.c, but we need it here
+ * because we delay adding this hook till all the setup is done. That
+ * way errors will go to stdout.
+ */
-#ifdef __CYGWIN32__
+extern void gdbtk_fputs PARAMS ((const char *, GDB_FILE *));
-/* On Windows we use timer interrupts when gdb might otherwise hang
- for a long time. See the comment above gdbtk_start_timer. This
- variable is true when timer interrupts are being used. */
+/* Handle for TCL interpreter */
+Tcl_Interp *gdbtk_interp = NULL;
static int gdbtk_timer_going = 0;
-static void gdbtk_start_timer PARAMS ((void));
-static void gdbtk_stop_timer PARAMS ((void));
+/* linked variable used to tell tcl what the current thread is */
+int gdb_context = 0;
-#endif
-
-/* This variable is true when the inferior is running. Although it's
- possible to disable most input from widgets and thus prevent
- attempts to do anything while the inferior is running, any commands
- that get through - even a simple memory read - are Very Bad, and
- may cause GDB to crash or behave strangely. So, this variable
- provides an extra layer of defense. */
-
-static int running_now;
-
-/* This variable determines where memory used for disassembly is read from.
- If > 0, then disassembly comes from the exec file rather than the
- target (which might be at the other end of a slow serial link). If
- == 0 then disassembly comes from target. If < 0 disassembly is
- automatically switched to the target if it's an inferior process,
- otherwise the exec file is used. */
-
-static int disassemble_from_exec = -1;
+/* This variable is true when the inferior is running. See note in
+ * gdbtk.h for details.
+ */
+int running_now;
+/* This variable holds the name of a Tcl file which should be sourced by the
+ interpreter when it goes idle at startup. Used with the testsuite. */
+static char *gdbtk_source_filename = NULL;
+\f
#ifndef _WIN32
/* Supply malloc calls for tcl/tk. We do not want to do this on
#endif /* ! _WIN32 */
-static void
-null_routine(arg)
- int arg;
-{
-}
-
#ifdef _WIN32
/* On Windows, if we hold a file open, other programs can't write to
- it. In particular, we don't want to hold the executable open,
- because it will mean that people have to get out of the debugging
- session in order to remake their program. So we close it, although
- this will cost us if and when we need to reopen it. */
+ * it. In particular, we don't want to hold the executable open,
+ * because it will mean that people have to get out of the debugging
+ * session in order to remake their program. So we close it, although
+ * this will cost us if and when we need to reopen it.
+ */
-static void
+void
close_bfds ()
{
struct objfile *o;
#endif /* _WIN32 */
-/* The following routines deal with stdout/stderr data, which is created by
- {f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the
- lowest level of these routines and capture all output from the rest of GDB.
- Normally they present their data to tcl via callbacks to the following tcl
- routines: gdbtk_tcl_fputs, gdbtk_tcl_fputs_error, and gdbtk_flush. These
- in turn call tk routines to update the display.
-
- Under some circumstances, you may want to collect the output so that it can
- be returned as the value of a tcl procedure. This can be done by
- surrounding the output routines with calls to start_saving_output and
- finish_saving_output. The saved data can then be retrieved with
- get_saved_output (but this must be done before the call to
- finish_saving_output). */
-
-/* Dynamic string for output. */
-
-static Tcl_DString *result_ptr;
-
-/* Dynamic string for stderr. This is only used if result_ptr is
- NULL. */
-
-static Tcl_DString *error_string_ptr;
\f
-static void
-gdbtk_flush (stream)
- FILE *stream;
-{
-#if 0
- /* Force immediate screen update */
-
- Tcl_VarEval (interp, "gdbtk_tcl_flush", NULL);
-#endif
-}
-
-static void
-gdbtk_fputs (ptr, stream)
- const char *ptr;
- FILE *stream;
-{
- if (result_ptr)
- Tcl_DStringAppend (result_ptr, (char *) ptr, -1);
- else if (error_string_ptr != NULL && stream == gdb_stderr)
- Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1);
- else
- {
- Tcl_DString str;
-
- Tcl_DStringInit (&str);
-
- Tcl_DStringAppend (&str, "gdbtk_tcl_fputs", -1);
- Tcl_DStringAppendElement (&str, (char *)ptr);
-
- Tcl_Eval (interp, Tcl_DStringValue (&str));
- Tcl_DStringFree (&str);
- }
-}
-
-static int
-gdbtk_query (query, args)
- const char *query;
- va_list args;
-{
- char buf[200], *merge[2];
- char *command;
- long val;
-
- vsprintf (buf, query, args);
- merge[0] = "gdbtk_tcl_query";
- merge[1] = buf;
- command = Tcl_Merge (2, merge);
- Tcl_Eval (interp, command);
- Tcl_Free (command);
-
- val = atol (interp->result);
- return val;
-}
-
-/* VARARGS */
-static void
-#ifdef ANSI_PROTOTYPES
-gdbtk_readline_begin (char *format, ...)
-#else
-gdbtk_readline_begin (va_alist)
- va_dcl
-#endif
-{
- va_list args;
- char buf[200], *merge[2];
- char *command;
-
-#ifdef ANSI_PROTOTYPES
- va_start (args, format);
-#else
- char *format;
- va_start (args);
- format = va_arg (args, char *);
-#endif
-
- vsprintf (buf, format, args);
- merge[0] = "gdbtk_tcl_readline_begin";
- merge[1] = buf;
- command = Tcl_Merge (2, merge);
- Tcl_Eval (interp, command);
- free (command);
-}
-
-static char *
-gdbtk_readline (prompt)
- char *prompt;
-{
- char *merge[2];
- char *command;
- int result;
-
-#ifdef _WIN32
- close_bfds ();
-#endif
-
- merge[0] = "gdbtk_tcl_readline";
- merge[1] = prompt;
- command = Tcl_Merge (2, merge);
- result = Tcl_Eval (interp, command);
- free (command);
- if (result == TCL_OK)
- {
- return (strdup (interp -> result));
- }
- else
- {
- gdbtk_fputs (interp -> result, gdb_stdout);
- gdbtk_fputs ("\n", gdb_stdout);
- return (NULL);
- }
-}
-
-static void
-gdbtk_readline_end ()
-{
- Tcl_Eval (interp, "gdbtk_tcl_readline_end");
-}
+/* TclDebug (const char *fmt, ...) works just like printf() but
+ * sends the output to the GDB TK debug window.
+ * Not for normal use; just a convenient tool for debugging
+ */
-\f
-static void
+void
#ifdef ANSI_PROTOTYPES
-dsprintf_append_element (Tcl_DString *dsp, char *format, ...)
+TclDebug (const char *fmt, ...)
#else
-dsprintf_append_element (va_alist)
+TclDebug (va_alist)
va_dcl
#endif
{
va_list args;
- char buf[1024];
+ char buf[512], *v[2], *merge;
#ifdef ANSI_PROTOTYPES
- va_start (args, format);
+ va_start (args, fmt);
#else
- Tcl_DString *dsp;
- char *format;
-
+ char *fmt;
va_start (args);
- dsp = va_arg (args, Tcl_DString *);
- format = va_arg (args, char *);
-#endif
-
- vsprintf (buf, format, args);
-
- Tcl_DStringAppendElement (dsp, buf);
-}
-
-static int
-gdb_path_conv (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
-#ifdef WINNT
- char pathname[256], *ptr;
- if (argc != 2)
- error ("wrong # args");
- cygwin32_conv_to_full_win32_path (argv[1], pathname);
- for (ptr = pathname; *ptr; ptr++)
- {
- if (*ptr == '\\')
- *ptr = '/';
- }
-#else
- char *pathname = argv[1];
+ fmt = va_arg (args, char *);
#endif
- Tcl_DStringAppend (result_ptr, pathname, strlen(pathname));
- return TCL_OK;
-}
-
-static int
-gdb_get_breakpoint_list (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct breakpoint *b;
- extern struct breakpoint *breakpoint_chain;
-
- if (argc != 1)
- error ("wrong # args");
-
- for (b = breakpoint_chain; b; b = b->next)
- if (b->type == bp_breakpoint)
- dsprintf_append_element (result_ptr, "%d", b->number);
-
- return TCL_OK;
-}
-
-static int
-gdb_get_breakpoint_info (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct symtab_and_line sal;
- static char *bptypes[] = {"breakpoint", "hardware breakpoint", "until",
- "finish", "watchpoint", "hardware watchpoint",
- "read watchpoint", "access watchpoint",
- "longjmp", "longjmp resume", "step resume",
- "through sigtramp", "watchpoint scope",
- "call dummy" };
- static char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"};
- struct command_line *cmd;
- int bpnum;
- struct breakpoint *b;
- extern struct breakpoint *breakpoint_chain;
- char *funcname, *filename;
-
- if (argc != 2)
- error ("wrong # args");
-
- bpnum = atoi (argv[1]);
-
- for (b = breakpoint_chain; b; b = b->next)
- if (b->number == bpnum)
- break;
-
- if (!b || b->type != bp_breakpoint)
- error ("Breakpoint #%d does not exist", bpnum);
-
- sal = find_pc_line (b->address, 0);
-
- filename = symtab_to_filename (sal.symtab);
- if (filename == NULL)
- filename = "";
- Tcl_DStringAppendElement (result_ptr, filename);
- find_pc_partial_function (b->address, &funcname, NULL, NULL);
- Tcl_DStringAppendElement (result_ptr, funcname);
- dsprintf_append_element (result_ptr, "%d", sal.line);
- dsprintf_append_element (result_ptr, "0x%lx", b->address);
- Tcl_DStringAppendElement (result_ptr, bptypes[b->type]);
- Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0");
- Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]);
- dsprintf_append_element (result_ptr, "%d", b->ignore_count);
-
- Tcl_DStringStartSublist (result_ptr);
- for (cmd = b->commands; cmd; cmd = cmd->next)
- Tcl_DStringAppendElement (result_ptr, cmd->line);
- Tcl_DStringEndSublist (result_ptr);
-
- Tcl_DStringAppendElement (result_ptr, b->cond_string);
-
- dsprintf_append_element (result_ptr, "%d", b->thread);
- dsprintf_append_element (result_ptr, "%d", b->hit_count);
-
- return TCL_OK;
-}
-
-static void
-breakpoint_notify(b, action)
- struct breakpoint *b;
- const char *action;
-{
- char buf[256];
- int v;
- struct symtab_and_line sal;
- char *filename;
-
- if (b->type != bp_breakpoint)
- return;
- /* We ensure that ACTION contains no special Tcl characters, so we
- can do this. */
- sal = find_pc_line (b->address, 0);
- filename = symtab_to_filename (sal.symtab);
- if (filename == NULL)
- filename = "N/A";
- sprintf (buf, "gdbtk_tcl_breakpoint %s %d 0x%lx %d {%s}", action, b->number,
- (long)b->address, sal.line, filename);
+ v[0] = "debug";
+ v[1] = buf;
- v = Tcl_Eval (interp, buf);
-
- if (v != TCL_OK)
- {
- gdbtk_fputs (interp->result, gdb_stdout);
- gdbtk_fputs ("\n", gdb_stdout);
- }
-}
-
-static void
-gdbtk_create_breakpoint(b)
- struct breakpoint *b;
-{
- breakpoint_notify (b, "create");
-}
-
-static void
-gdbtk_delete_breakpoint(b)
- struct breakpoint *b;
-{
- breakpoint_notify (b, "delete");
-}
-
-static void
-gdbtk_modify_breakpoint(b)
- struct breakpoint *b;
-{
- breakpoint_notify (b, "modify");
-}
-\f
-/* This implements the TCL command `gdb_loc', which returns a list consisting
- of the source and line number associated with the current pc. */
-
-static int
-gdb_loc (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- char *filename;
- struct symtab_and_line sal;
- char *funcname;
- CORE_ADDR pc;
-
- if (!have_full_symbols () && !have_partial_symbols ())
- {
- Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC);
- return TCL_ERROR;
- }
-
- if (argc == 1)
- {
- if (selected_frame)
- {
- sal = find_pc_line (selected_frame->pc,
- selected_frame->next != NULL
- && !selected_frame->next->signal_handler_caller
- && !frame_in_dummy (selected_frame->next));
- }
- else
- sal = find_pc_line (stop_pc, 0);
- }
- else if (argc == 2)
- {
- struct symtabs_and_lines sals;
- int nelts;
-
- sals = decode_line_spec (argv[1], 1);
-
- nelts = sals.nelts;
- sal = sals.sals[0];
- free (sals.sals);
-
- if (sals.nelts != 1)
- error ("Ambiguous line spec");
- }
- else
- error ("wrong # args");
-
- pc = sal.pc;
- if (sal.symtab)
- Tcl_DStringAppendElement (result_ptr, sal.symtab->filename);
- else
- Tcl_DStringAppendElement (result_ptr, "");
-
- find_pc_partial_function (pc, &funcname, NULL, NULL);
- Tcl_DStringAppendElement (result_ptr, funcname);
-
- filename = symtab_to_filename (sal.symtab);
- if (filename == NULL)
- filename = "N/A";
-
- Tcl_DStringAppendElement (result_ptr, filename);
- dsprintf_append_element (result_ptr, "%d", sal.line); /* line number */
- dsprintf_append_element (result_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */
- dsprintf_append_element (result_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */
- return TCL_OK;
-}
-\f
-/* This implements the TCL command `gdb_eval'. */
-
-static int
-gdb_eval (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct expression *expr;
- struct cleanup *old_chain;
- value_ptr val;
-
- if (argc != 2)
- error ("wrong # args");
-
- expr = parse_expression (argv[1]);
-
- old_chain = make_cleanup (free_current_contents, &expr);
-
- val = evaluate_expression (expr);
-
- val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val),
- gdb_stdout, 0, 0, 0, 0);
-
- do_cleanups (old_chain);
-
- return TCL_OK;
-}
-
-/* gdb_get_mem addr form size num aschar*/
-/* dump a block of memory */
-/* addr: address of data to dump */
-/* form: a char indicating format */
-/* size: size of each element; 1,2,4, or 8 bytes*/
-/* num: the number of 'size' elements to return */
-/* acshar: an optional ascii character to use in ASCII dump */
-/* returns a list of 'num' elements followed by an optional */
-/* ASCII dump */
-static int
-gdb_get_mem (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- int size, asize, num, i, j;
- CORE_ADDR addr, saved_addr, ptr;
- int format;
- struct type *val_type;
- value_ptr vptr;
- char c, buff[128], aschar;
-
- if (argc != 6)
- error ("wrong # args");
-
- addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0);
- saved_addr = addr;
- format = *argv[2];
- size = (int)strtoul(argv[3],(char **)NULL,0);
- num = (int)strtoul(argv[4],(char **)NULL,0);
- aschar = *argv[5];
-
- switch (size) {
- case 1:
- val_type = builtin_type_char;
- asize = 'b';
- break;
- case 2:
- val_type = builtin_type_short;
- asize = 'h';
- break;
- case 4:
- val_type = builtin_type_int;
- asize = 'w';
- break;
- case 8:
- val_type = builtin_type_long_long;
- asize = 'g';
- break;
- default:
- val_type = builtin_type_char;
- asize = 'b';
- }
-
- for (i=0; i < num; i++)
- {
- vptr = value_at (val_type, addr, (asection *)NULL);
- print_scalar_formatted (VALUE_CONTENTS(vptr), val_type, format, asize, gdb_stdout);
- fputs_unfiltered (" ", gdb_stdout);
- addr += size;
- }
-
- if (aschar)
- {
- val_type = builtin_type_char;
- ptr = saved_addr;
- buff[0] = '"';
- i = 1;
- for (j=0; j < num*size; j++)
- {
- c = *(char *)VALUE_CONTENTS(value_at (val_type, ptr, (asection *)NULL));
- if (c < 32 || c > 126)
- c = aschar;
- if (c == '"')
- buff[i++] = '\\';
- buff[i++] = c;
- ptr++;
- }
- buff[i++] = '"';
- buff[i] = 0;
- fputs_unfiltered (buff, gdb_stdout);
- }
-
- return TCL_OK;
-}
-
-
-/* This implements the TCL command `gdb_sourcelines', which returns a list of
- all of the lines containing executable code for the specified source file
- (ie: lines where you can put breakpoints). */
-
-static int
-gdb_sourcelines (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct symtab *symtab;
- struct linetable_entry *le;
- int nlines;
-
- if (argc != 2)
- error ("wrong # args");
-
- symtab = lookup_symtab (argv[1]);
-
- if (!symtab)
- error ("No such file");
-
- /* If there's no linetable, or no entries, then we are done. */
-
- if (!symtab->linetable
- || symtab->linetable->nitems == 0)
- {
- Tcl_DStringAppendElement (result_ptr, "");
- return TCL_OK;
- }
-
- le = symtab->linetable->item;
- nlines = symtab->linetable->nitems;
-
- for (;nlines > 0; nlines--, le++)
- {
- /* If the pc of this line is the same as the pc of the next line, then
- just skip it. */
- if (nlines > 1
- && le->pc == (le + 1)->pc)
- continue;
-
- dsprintf_append_element (result_ptr, "%d", le->line);
- }
-
- return TCL_OK;
-}
-\f
-static int
-map_arg_registers (argc, argv, func, argp)
- int argc;
- char *argv[];
- void (*func) PARAMS ((int regnum, void *argp));
- void *argp;
-{
- int regnum;
-
- /* Note that the test for a valid register must include checking the
- reg_names array because NUM_REGS may be allocated for the union of the
- register sets within a family of related processors. In this case, the
- trailing entries of reg_names will change depending upon the particular
- processor being debugged. */
-
- if (argc == 0) /* No args, just do all the regs */
- {
- for (regnum = 0;
- regnum < NUM_REGS
- && reg_names[regnum] != NULL
- && *reg_names[regnum] != '\000';
- regnum++)
- func (regnum, argp);
-
- return TCL_OK;
- }
-
- /* Else, list of register #s, just do listed regs */
- for (; argc > 0; argc--, argv++)
- {
- regnum = atoi (*argv);
-
- if (regnum >= 0
- && regnum < NUM_REGS
- && reg_names[regnum] != NULL
- && *reg_names[regnum] != '\000')
- func (regnum, argp);
- else
- error ("bad register number");
- }
+ vsprintf (buf, fmt, args);
+ va_end (args);
- return TCL_OK;
+ merge = Tcl_Merge (2, v);
+ Tcl_Eval (gdbtk_interp, merge);
+ Tcl_Free (merge);
}
+\f
+/*
+ * The rest of this file contains the start-up, and event handling code for gdbtk.
+ */
+
+/*
+ * This cleanup function is added to the cleanup list that surrounds the Tk
+ * main in gdbtk_init. It deletes the Tcl interpreter.
+ */
+
static void
-get_register_name (regnum, argp)
- int regnum;
- void *argp; /* Ignored */
+cleanup_init (ignored)
+ int ignored;
{
- Tcl_DStringAppendElement (result_ptr, reg_names[regnum]);
+ if (gdbtk_interp != NULL)
+ Tcl_DeleteInterp (gdbtk_interp);
+ gdbtk_interp = NULL;
}
-/* This implements the TCL command `gdb_regnames', which returns a list of
- all of the register names. */
+/* Come here during long calculations to check for GUI events. Usually invoked
+ via the QUIT macro. */
-static int
-gdb_regnames (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
+void
+gdbtk_interactive ()
{
- argc--;
- argv++;
-
- return map_arg_registers (argc, argv, get_register_name, NULL);
+ /* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */
}
-#ifndef REGISTER_CONVERTIBLE
-#define REGISTER_CONVERTIBLE(x) (0 != 0)
-#endif
-
-#ifndef REGISTER_CONVERT_TO_VIRTUAL
-#define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a)
-#endif
-
-#ifndef INVALID_FLOAT
-#define INVALID_FLOAT(x, y) (0 != 0)
-#endif
-static void
-get_register (regnum, fp)
- int regnum;
- void *fp;
+void
+gdbtk_start_timer ()
{
- char raw_buffer[MAX_REGISTER_RAW_SIZE];
- char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE];
- int format = (int)fp;
-
- if (read_relative_register_raw_bytes (regnum, raw_buffer))
- {
- Tcl_DStringAppendElement (result_ptr, "Optimized out");
- return;
- }
-
- /* Convert raw data to virtual format if necessary. */
-
- if (REGISTER_CONVERTIBLE (regnum))
- {
- REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum),
- raw_buffer, virtual_buffer);
- }
- else
- memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum));
-
- if (format == 'r')
+ static int first = 1;
+ /*TclDebug ("Starting timer....");*/
+ if (first)
{
- int j;
- printf_filtered ("0x");
- for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++)
- {
- register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j
- : REGISTER_RAW_SIZE (regnum) - 1 - j;
- printf_filtered ("%02x", (unsigned char)raw_buffer[idx]);
- }
- }
- else
- val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0,
- gdb_stdout, format, 1, 0, Val_pretty_default);
-
- Tcl_DStringAppend (result_ptr, " ", -1);
-}
+ /* first time called, set up all the structs */
+ first = 0;
+ sigemptyset (&nullsigmask);
-static int
-gdb_fetch_registers (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- int format;
+ act1.sa_handler = x_event;
+ act1.sa_mask = nullsigmask;
+ act1.sa_flags = 0;
- if (argc < 2)
- error ("wrong # args");
-
- argc--;
- argv++;
-
- argc--;
- format = **argv++;
-
- return map_arg_registers (argc, argv, get_register, (void *) format);
-}
-
-/* This contains the previous values of the registers, since the last call to
- gdb_changed_register_list. */
-
-static char old_regs[REGISTER_BYTES];
-
-static void
-register_changed_p (regnum, argp)
- int regnum;
- void *argp; /* Ignored */
-{
- char raw_buffer[MAX_REGISTER_RAW_SIZE];
-
- if (read_relative_register_raw_bytes (regnum, raw_buffer))
- return;
-
- if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer,
- REGISTER_RAW_SIZE (regnum)) == 0)
- return;
-
- /* Found a changed register. Save new value and return its number. */
-
- memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer,
- REGISTER_RAW_SIZE (regnum));
-
- dsprintf_append_element (result_ptr, "%d", regnum);
-}
-
-static int
-gdb_changed_register_list (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- argc--;
- argv++;
-
- return map_arg_registers (argc, argv, register_changed_p, NULL);
-}
-\f
-/* This implements the tcl command "gdb_immediate", which does exactly
- the same thing as gdb_cmd, except NONE of its outut is buffered. */
-static int
-gdb_immediate_command (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- Tcl_DString *save_ptr = NULL;
-
- if (argc != 2)
- error ("wrong # args");
-
- if (running_now)
- return TCL_OK;
-
- Tcl_DStringAppend (result_ptr, "", -1);
- save_ptr = result_ptr;
- result_ptr = NULL;
-
- execute_command (argv[1], 1);
-
- bpstat_do_actions (&stop_bpstat);
-
- result_ptr = save_ptr;
-
- return TCL_OK;
-}
-
-/* This implements the TCL command `gdb_cmd', which sends its argument into
- the GDB command scanner. */
-
-static int
-gdb_cmd (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- Tcl_DString *save_ptr = NULL;
-
- if (argc != 2)
- error ("wrong # args");
-
- if (running_now)
- return TCL_OK;
-
- /* for the load instruction (and possibly others later) we
- set result_ptr to NULL so gdbtk_fputs() will not buffer
- all the data until the command is finished. */
-
- if (strncmp ("load ", argv[1], 5) == 0
- || strncmp ("while ", argv[1], 6) == 0)
- {
- Tcl_DStringAppend (result_ptr, "", -1);
- save_ptr = result_ptr;
- result_ptr = NULL;
- load_in_progress = 1;
-
- /* On Windows, use timer interrupts so that the user can cancel
- the download. FIXME: We may have to do something on other
- systems. */
-#ifdef __CYGWIN32__
- gdbtk_start_timer ();
-#endif
- }
-
- execute_command (argv[1], 1);
-
-#ifdef __CYGWIN32__
- if (load_in_progress)
- gdbtk_stop_timer ();
-#endif
-
- load_in_progress = 0;
- bpstat_do_actions (&stop_bpstat);
-
- if (save_ptr)
- result_ptr = save_ptr;
-
- return TCL_OK;
-}
-
-/* Client of call_wrapper - this routine performs the actual call to
- the client function. */
-
-struct wrapped_call_args
-{
- Tcl_Interp *interp;
- Tcl_CmdProc *func;
- int argc;
- char **argv;
- int val;
-};
-
-static int
-wrapped_call (args)
- struct wrapped_call_args *args;
-{
- args->val = (*args->func) (args->func, args->interp, args->argc, args->argv);
- return 1;
-}
-
-/* This routine acts as a top-level for all GDB code called by tcl/Tk. It
- handles cleanups, and calls to return_to_top_level (usually via error).
- This is necessary in order to prevent a longjmp out of the bowels of Tk,
- possibly leaving things in a bad state. Since this routine can be called
- recursively, it needs to save and restore the contents of the jmp_buf as
- necessary. */
-
-static int
-call_wrapper (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct wrapped_call_args wrapped_args;
- Tcl_DString result, *old_result_ptr;
- Tcl_DString error_string, *old_error_string_ptr;
-
- Tcl_DStringInit (&result);
- old_result_ptr = result_ptr;
- result_ptr = &result;
-
- Tcl_DStringInit (&error_string);
- old_error_string_ptr = error_string_ptr;
- error_string_ptr = &error_string;
-
- wrapped_args.func = (Tcl_CmdProc *)clientData;
- wrapped_args.interp = interp;
- wrapped_args.argc = argc;
- wrapped_args.argv = argv;
- wrapped_args.val = 0;
-
- if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL))
- {
- wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */
-
-#ifdef __CYGWIN32__
- /* Make sure the timer interrupts are turned off. */
- if (gdbtk_timer_going)
- gdbtk_stop_timer ();
-#endif
-
- gdb_flush (gdb_stderr); /* Flush error output */
- gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */
-
- /* In case of an error, we may need to force the GUI into idle
- mode because gdbtk_call_command may have bombed out while in
- the command routine. */
-
- running_now = 0;
- Tcl_Eval (interp, "gdbtk_tcl_idle");
- }
-
- /* if the download was cancelled, don't print the error */
- if (load_in_progress)
- {
- Tcl_DStringInit (&error_string);
- wrapped_args.val = TCL_OK;
- load_in_progress = 0;
- }
-
- if (Tcl_DStringLength (&error_string) == 0)
- {
- Tcl_DStringResult (interp, &result);
- Tcl_DStringFree (&error_string);
- }
- else if (Tcl_DStringLength (&result) == 0)
- {
- Tcl_DStringResult (interp, &error_string);
- Tcl_DStringFree (&result);
- Tcl_DStringFree (&error_string);
- }
- else
- {
- Tcl_ResetResult (interp);
- Tcl_AppendResult (interp, Tcl_DStringValue (&result),
- Tcl_DStringValue (&error_string), (char *) NULL);
- Tcl_DStringFree (&result);
- Tcl_DStringFree (&error_string);
- }
-
- result_ptr = old_result_ptr;
- error_string_ptr = old_error_string_ptr;
-
-#ifdef _WIN32
- close_bfds ();
-#endif
-
- return wrapped_args.val;
-}
-
-static int
-comp_files (file1, file2)
- const char *file1[], *file2[];
-{
- return strcmp(*file1,*file2);
-}
-
-
-static int
-gdb_listfiles (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- struct objfile *objfile;
- struct partial_symtab *psymtab;
- struct symtab *symtab;
- char *lastfile, *pathname, *files[1000];
- int i, numfiles = 0, len = 0;
- Tcl_Obj *mylist;
-
- if (objc > 2)
- {
- Tcl_WrongNumArgs (interp, 1, objv, "Usage: gdb_listfiles ?pathname?");
- return TCL_ERROR;
- }
- else if (objc == 2)
- pathname = Tcl_GetStringFromObj (objv[1], &len);
-
- mylist = Tcl_NewListObj (0, NULL);
-
- ALL_PSYMTABS (objfile, psymtab)
- {
- if (len == 0)
- {
- if (psymtab->filename)
- files[numfiles++] = basename(psymtab->filename);
- }
- else if (!strcmp(psymtab->filename,basename(psymtab->filename))
- || !strncmp(pathname,psymtab->filename,len))
- if (psymtab->filename)
- files[numfiles++] = basename(psymtab->filename);
- }
-
- ALL_SYMTABS (objfile, symtab)
- {
- if (len == 0)
- {
- if (symtab->filename)
- files[numfiles++] = basename(symtab->filename);
- }
- else if (!strcmp(symtab->filename,basename(symtab->filename))
- || !strncmp(pathname,symtab->filename,len))
- if (symtab->filename)
- files[numfiles++] = basename(symtab->filename);
- }
-
- qsort (files, numfiles, sizeof(char *), comp_files);
-
- lastfile = "";
- for (i = 0; i < numfiles; i++)
- {
- if (strcmp(files[i],lastfile))
- Tcl_ListObjAppendElement (interp, mylist, Tcl_NewStringObj(files[i], -1));
- lastfile = files[i];
- }
- Tcl_SetObjResult (interp, mylist);
- return TCL_OK;
-}
-
-static int
-gdb_listfuncs (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- struct symtab *symtab;
- struct blockvector *bv;
- struct block *b;
- struct symbol *sym;
- int i,j;
-
- if (argc != 2)
- error ("wrong # args");
-
- symtab = lookup_symtab (argv[1]);
-
- if (!symtab)
- error ("No such file");
-
- bv = BLOCKVECTOR (symtab);
- for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++)
- {
- b = BLOCKVECTOR_BLOCK (bv, i);
- /* Skip the sort if this block is always sorted. */
- if (!BLOCK_SHOULD_SORT (b))
- sort_block_syms (b);
- for (j = 0; j < BLOCK_NSYMS (b); j++)
- {
- sym = BLOCK_SYM (b, j);
- if (SYMBOL_CLASS (sym) == LOC_BLOCK)
- {
- Tcl_DStringAppendElement (result_ptr, SYMBOL_NAME(sym));
- }
- }
- }
- return TCL_OK;
-}
-
-static int
-gdb_stop (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- if (target_stop)
- target_stop ();
- else
- quit_flag = 1; /* hope something sees this */
-
- return TCL_OK;
-}
-
-/* Prepare to accept a new executable file. This is called when we
- want to clear away everything we know about the old file, without
- asking the user. The Tcl code will have already asked the user if
- necessary. After this is called, we should be able to run the
- `file' command without getting any questions. */
-
-static int
-gdb_clear_file (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- if (inferior_pid != 0 && target_has_execution)
- {
- if (attach_flag)
- target_detach (NULL, 0);
- else
- target_kill ();
- }
-
- if (target_has_execution)
- pop_target ();
-
- symbol_file_command (NULL, 0);
-
- /* gdb_loc refers to stop_pc, but nothing seems to clear it, so we
- clear it here. FIXME: This seems like an abstraction violation
- somewhere. */
- stop_pc = 0;
-
- return TCL_OK;
-}
-
-/* Ask the user to confirm an exit request. */
-
-static int
-gdb_confirm_quit (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- int ret;
-
- ret = quit_confirm ();
- Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0");
- return TCL_OK;
-}
-
-/* Quit without asking for confirmation. */
-
-static int
-gdb_force_quit (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- quit_force ((char *) NULL, 1);
- return TCL_OK;
-}
-\f
-/* This implements the TCL command `gdb_disassemble'. */
-
-static int
-gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info)
- bfd_vma memaddr;
- bfd_byte *myaddr;
- int len;
- disassemble_info *info;
-{
- extern struct target_ops exec_ops;
- int res;
-
- errno = 0;
- res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops);
-
- if (res == len)
- return 0;
- else
- if (errno == 0)
- return EIO;
- else
- return errno;
-}
-
-/* We need a different sort of line table from the normal one cuz we can't
- depend upon implicit line-end pc's for lines. This is because of the
- reordering we are about to do. */
-
-struct my_line_entry {
- int line;
- CORE_ADDR start_pc;
- CORE_ADDR end_pc;
-};
-
-static int
-compare_lines (mle1p, mle2p)
- const PTR mle1p;
- const PTR mle2p;
-{
- struct my_line_entry *mle1, *mle2;
- int val;
-
- mle1 = (struct my_line_entry *) mle1p;
- mle2 = (struct my_line_entry *) mle2p;
-
- val = mle1->line - mle2->line;
-
- if (val != 0)
- return val;
-
- return mle1->start_pc - mle2->start_pc;
-}
-
-static int
-gdb_disassemble (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- CORE_ADDR pc, low, high;
- int mixed_source_and_assembly;
- static disassemble_info di;
- static int di_initialized;
-
- if (! di_initialized)
- {
- INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout,
- (fprintf_ftype) fprintf_unfiltered);
- di.flavour = bfd_target_unknown_flavour;
- di.memory_error_func = dis_asm_memory_error;
- di.print_address_func = dis_asm_print_address;
- di_initialized = 1;
- }
-
- di.mach = tm_print_insn_info.mach;
- if (TARGET_BYTE_ORDER == BIG_ENDIAN)
- di.endian = BFD_ENDIAN_BIG;
- else
- di.endian = BFD_ENDIAN_LITTLE;
-
- if (argc != 3 && argc != 4)
- error ("wrong # args");
-
- if (strcmp (argv[1], "source") == 0)
- mixed_source_and_assembly = 1;
- else if (strcmp (argv[1], "nosource") == 0)
- mixed_source_and_assembly = 0;
- else
- error ("First arg must be 'source' or 'nosource'");
-
- low = parse_and_eval_address (argv[2]);
-
- if (argc == 3)
- {
- if (find_pc_partial_function (low, NULL, &low, &high) == 0)
- error ("No function contains specified address");
- }
- else
- high = parse_and_eval_address (argv[3]);
-
- /* If disassemble_from_exec == -1, then we use the following heuristic to
- determine whether or not to do disassembly from target memory or from the
- exec file:
-
- If we're debugging a local process, read target memory, instead of the
- exec file. This makes disassembly of functions in shared libs work
- correctly.
-
- Else, we're debugging a remote process, and should disassemble from the
- exec file for speed. However, this is no good if the target modifies its
- code (for relocation, or whatever).
- */
-
- if (disassemble_from_exec == -1)
- if (strcmp (target_shortname, "child") == 0
- || strcmp (target_shortname, "procfs") == 0
- || strcmp (target_shortname, "vxprocess") == 0)
- disassemble_from_exec = 0; /* It's a child process, read inferior mem */
- else
- disassemble_from_exec = 1; /* It's remote, read the exec file */
-
- if (disassemble_from_exec)
- di.read_memory_func = gdbtk_dis_asm_read_memory;
- else
- di.read_memory_func = dis_asm_read_memory;
-
- /* If just doing straight assembly, all we need to do is disassemble
- everything between low and high. If doing mixed source/assembly, we've
- got a totally different path to follow. */
-
- if (mixed_source_and_assembly)
- { /* Come here for mixed source/assembly */
- /* The idea here is to present a source-O-centric view of a function to
- the user. This means that things are presented in source order, with
- (possibly) out of order assembly immediately following. */
- struct symtab *symtab;
- struct linetable_entry *le;
- int nlines;
- int newlines;
- struct my_line_entry *mle;
- struct symtab_and_line sal;
- int i;
- int out_of_order;
- int next_line;
-
- symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */
-
- if (!symtab)
- goto assembly_only;
-
-/* First, convert the linetable to a bunch of my_line_entry's. */
-
- le = symtab->linetable->item;
- nlines = symtab->linetable->nitems;
-
- if (nlines <= 0)
- goto assembly_only;
-
- mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry));
-
- out_of_order = 0;
-
-/* Copy linetable entries for this function into our data structure, creating
- end_pc's and setting out_of_order as appropriate. */
-
-/* First, skip all the preceding functions. */
-
- for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ;
-
-/* Now, copy all entries before the end of this function. */
-
- newlines = 0;
- for (; i < nlines - 1 && le[i].pc < high; i++)
- {
- if (le[i].line == le[i + 1].line
- && le[i].pc == le[i + 1].pc)
- continue; /* Ignore duplicates */
-
- mle[newlines].line = le[i].line;
- if (le[i].line > le[i + 1].line)
- out_of_order = 1;
- mle[newlines].start_pc = le[i].pc;
- mle[newlines].end_pc = le[i + 1].pc;
- newlines++;
- }
-
-/* If we're on the last line, and it's part of the function, then we need to
- get the end pc in a special way. */
-
- if (i == nlines - 1
- && le[i].pc < high)
- {
- mle[newlines].line = le[i].line;
- mle[newlines].start_pc = le[i].pc;
- sal = find_pc_line (le[i].pc, 0);
- mle[newlines].end_pc = sal.end;
- newlines++;
- }
-
-/* Now, sort mle by line #s (and, then by addresses within lines). */
-
- if (out_of_order)
- qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines);
-
-/* Now, for each line entry, emit the specified lines (unless they have been
- emitted before), followed by the assembly code for that line. */
-
- next_line = 0; /* Force out first line */
- for (i = 0; i < newlines; i++)
- {
-/* Print out everything from next_line to the current line. */
-
- if (mle[i].line >= next_line)
- {
- if (next_line != 0)
- print_source_lines (symtab, next_line, mle[i].line + 1, 0);
- else
- print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0);
-
- next_line = mle[i].line + 1;
- }
-
- for (pc = mle[i].start_pc; pc < mle[i].end_pc; )
- {
- QUIT;
- fputs_unfiltered (" ", gdb_stdout);
- print_address (pc, gdb_stdout);
- fputs_unfiltered (":\t ", gdb_stdout);
- pc += (*tm_print_insn) (pc, &di);
- fputs_unfiltered ("\n", gdb_stdout);
- }
- }
- }
- else
- {
-assembly_only:
- for (pc = low; pc < high; )
- {
- QUIT;
- fputs_unfiltered (" ", gdb_stdout);
- print_address (pc, gdb_stdout);
- fputs_unfiltered (":\t ", gdb_stdout);
- pc += (*tm_print_insn) (pc, &di);
- fputs_unfiltered ("\n", gdb_stdout);
- }
- }
-
- gdb_flush (gdb_stdout);
-
- return TCL_OK;
-}
-\f
-static void
-tk_command (cmd, from_tty)
- char *cmd;
- int from_tty;
-{
- int retval;
- char *result;
- struct cleanup *old_chain;
-
- /* Catch case of no argument, since this will make the tcl interpreter dump core. */
- if (cmd == NULL)
- error_no_arg ("tcl command to interpret");
-
- retval = Tcl_Eval (interp, cmd);
-
- result = strdup (interp->result);
-
- old_chain = make_cleanup (free, result);
-
- if (retval != TCL_OK)
- error (result);
-
- printf_unfiltered ("%s\n", result);
-
- do_cleanups (old_chain);
-}
-
-static void
-cleanup_init (ignored)
- int ignored;
-{
- if (interp != NULL)
- Tcl_DeleteInterp (interp);
- interp = NULL;
-}
-
-/* Come here during long calculations to check for GUI events. Usually invoked
- via the QUIT macro. */
-
-static void
-gdbtk_interactive ()
-{
- /* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */
-}
-
-/* Come here when there is activity on the X file descriptor. */
-
-static void
-x_event (signo)
- int signo;
-{
- /* Process pending events */
-
- while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0)
- ;
-
- /* If we are doing a download, see if the download should be
- cancelled. FIXME: We should use a better variable name. */
- if (load_in_progress)
- {
- char *val;
-
- val = Tcl_GetVar (interp, "download_cancel_ok", TCL_GLOBAL_ONLY);
- if (val != NULL && atoi (val))
- {
- quit_flag = 1;
-#ifdef REQUEST_QUIT
- REQUEST_QUIT;
-#else
- if (immediate_quit)
- quit ();
-#endif
- }
- }
-}
-
-#ifdef __CYGWIN32__
-
-/* For Cygwin32, we use a timer to periodically check for Windows
- messages. FIXME: It would be better to not poll, but to instead
- rewrite the target_wait routines to serve as input sources.
- Unfortunately, that will be a lot of work. */
-
-static void
-gdbtk_start_timer ()
-{
- sigset_t nullsigmask;
- struct sigaction action;
- struct itimerval it;
-
- sigemptyset (&nullsigmask);
-
- action.sa_handler = x_event;
- action.sa_mask = nullsigmask;
- action.sa_flags = 0;
- sigaction (SIGALRM, &action, NULL);
-
- it.it_interval.tv_sec = 0;
- /* Check for messages twice a second. */
- it.it_interval.tv_usec = 500 * 1000;
- it.it_value.tv_sec = 0;
- it.it_value.tv_usec = 500 * 1000;
-
- setitimer (ITIMER_REAL, &it, NULL);
-
- gdbtk_timer_going = 1;
-}
-
-static void
-gdbtk_stop_timer ()
-{
- sigset_t nullsigmask;
- struct sigaction action;
- struct itimerval it;
-
- gdbtk_timer_going = 0;
-
- sigemptyset (&nullsigmask);
-
- action.sa_handler = SIG_IGN;
- action.sa_mask = nullsigmask;
- action.sa_flags = 0;
- sigaction (SIGALRM, &action, NULL);
-
- it.it_interval.tv_sec = 0;
- it.it_interval.tv_usec = 0;
- it.it_value.tv_sec = 0;
- it.it_value.tv_usec = 0;
- setitimer (ITIMER_REAL, &it, NULL);
-}
-
-#endif
-
-/* This hook function is called whenever we want to wait for the
- target. */
-
-static int
-gdbtk_wait (pid, ourstatus)
- int pid;
- struct target_waitstatus *ourstatus;
-{
-#ifndef WINNT
- struct sigaction action;
- static sigset_t nullsigmask = {0};
-
-
-#ifndef SA_RESTART
- /* Needed for SunOS 4.1.x */
-#define SA_RESTART 0
-#endif
-
- action.sa_handler = x_event;
- action.sa_mask = nullsigmask;
- action.sa_flags = SA_RESTART;
- sigaction(SIGIO, &action, NULL);
-#endif /* WINNT */
-
-#ifdef __CYGWIN32__
- /* Call x_event ourselves now, as well as starting the timer;
- otherwise, if single stepping, we may never wait long enough for
- the timer to trigger. */
- x_event (SIGALRM);
-
- gdbtk_start_timer ();
-#endif
-
- pid = target_wait (pid, ourstatus);
-
-#ifdef __CYGWIN32__
- gdbtk_stop_timer ();
-#endif
-
-#ifndef WINNT
- action.sa_handler = SIG_IGN;
- sigaction(SIGIO, &action, NULL);
-#endif
-
- return pid;
-}
-
-/* This is called from execute_command, and provides a wrapper around
- various command routines in a place where both protocol messages and
- user input both flow through. Mostly this is used for indicating whether
- the target process is running or not.
-*/
-
-static void
-gdbtk_call_command (cmdblk, arg, from_tty)
- struct cmd_list_element *cmdblk;
- char *arg;
- int from_tty;
-{
- running_now = 0;
- if (cmdblk->class == class_run || cmdblk->class == class_trace)
- {
- running_now = 1;
- Tcl_Eval (interp, "gdbtk_tcl_busy");
- (*cmdblk->function.cfunc)(arg, from_tty);
- running_now = 0;
- Tcl_Eval (interp, "gdbtk_tcl_idle");
- }
- else
- (*cmdblk->function.cfunc)(arg, from_tty);
-}
-
-/* This function is called instead of gdb's internal command loop. This is the
- last chance to do anything before entering the main Tk event loop. */
-
-static void
-tk_command_loop ()
-{
- extern GDB_FILE *instream;
-
- /* We no longer want to use stdin as the command input stream */
- instream = NULL;
-
- if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK)
- {
- char *msg;
+ act2.sa_handler = SIG_IGN;
+ act2.sa_mask = nullsigmask;
+ act2.sa_flags = 0;
- /* Force errorInfo to be set up propertly. */
- Tcl_AddErrorInfo (interp, "");
+ it_on.it_interval.tv_sec = 0;
+ it_on.it_interval.tv_usec = 250000; /* .25 sec */
+ it_on.it_value.tv_sec = 0;
+ it_on.it_value.tv_usec = 250000;
- msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
-#ifdef _WIN32
- MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL);
-#else
- fputs_unfiltered (msg, gdb_stderr);
-#endif
+ it_off.it_interval.tv_sec = 0;
+ it_off.it_interval.tv_usec = 0;
+ it_off.it_value.tv_sec = 0;
+ it_off.it_value.tv_usec = 0;
}
+
+ if (!gdbtk_timer_going)
+ {
+ sigaction (SIGALRM, &act1, NULL);
+ setitimer (ITIMER_REAL, &it_on, NULL);
+ gdbtk_timer_going = 1;
+ }
+}
-#ifdef _WIN32
- close_bfds ();
-#endif
-
- Tk_MainLoop ();
+void
+gdbtk_stop_timer ()
+{
+ if (gdbtk_timer_going)
+ {
+ gdbtk_timer_going = 0;
+ /*TclDebug ("Stopping timer.");*/
+ setitimer (ITIMER_REAL, &it_off, NULL);
+ sigaction (SIGALRM, &act2, NULL);
+ }
}
/* gdbtk_init installs this function as a final cleanup. */
gdbtk_cleanup (dummy)
PTR dummy;
{
+ Tcl_Eval (gdbtk_interp, "gdbtk_cleanup");
+#ifdef IDE
+ {
+ struct ide_event_handle *h = (struct ide_event_handle *) dummy;
+ ide_interface_deregister_all (h);
+ }
+#endif
Tcl_Finalize ();
}
-/* Initialize gdbtk. */
+/* Initialize gdbtk. This involves creating a Tcl interpreter,
+ * defining all the Tcl commands that the GUI will use, pointing
+ * all the gdb "hooks" to the correct functions,
+ * and setting the Tcl auto loading environment so that we can find all
+ * the Tcl based library files.
+ */
static void
gdbtk_init ( argv0 )
{
struct cleanup *old_chain;
char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file;
- int i, found_main;
-#ifndef WINNT
- struct sigaction action;
- static sigset_t nullsigmask = {0};
-#endif
+ int found_main;
+ Tcl_Obj *auto_path_elem, *auto_path_name;
+
#ifdef IDE
/* start-sanitize-ide */
struct ide_event_handle *h;
causing gdb to abort. If instead we simply return here, gdb will
gracefully degrade to using the command line interface. */
-#ifndef WINNT
+#ifndef _WIN32
if (getenv ("DISPLAY") == NULL)
return;
#endif
- old_chain = make_cleanup (cleanup_init, 0);
+ old_chain = make_cleanup ((make_cleanup_func) cleanup_init, 0);
/* First init tcl and tk. */
Tcl_FindExecutable (argv0);
- interp = Tcl_CreateInterp ();
+ gdbtk_interp = Tcl_CreateInterp ();
+
+#ifdef TCL_MEM_DEBUG
+ Tcl_InitMemory (gdbtk_interp);
+#endif
- if (!interp)
+ if (!gdbtk_interp)
error ("Tcl_CreateInterp failed");
- if (Tcl_Init(interp) != TCL_OK)
- error ("Tcl_Init failed: %s", interp->result);
+ if (Tcl_Init(gdbtk_interp) != TCL_OK)
+ error ("Tcl_Init failed: %s", gdbtk_interp->result);
- make_final_cleanup (gdbtk_cleanup, NULL);
+#ifndef IDE
+ /* For the IDE we register the cleanup later, after we've
+ initialized events. */
+ make_final_cleanup (gdbtk_cleanup, NULL);
+#endif
/* Initialize the Paths variable. */
- if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK)
- error ("ide_initialize_paths failed: %s", interp->result);
+ if (ide_initialize_paths (gdbtk_interp, "gdbtcl") != TCL_OK)
+ error ("ide_initialize_paths failed: %s", gdbtk_interp->result);
#ifdef IDE
/* start-sanitize-ide */
/* Find the directory where we expect to find idemanager. We ignore
errors since it doesn't really matter if this fails. */
- libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY);
+ libexecdir = Tcl_GetVar2 (gdbtk_interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY);
IluTk_Init ();
h = ide_event_init_from_environment (&errmsg, libexecdir);
+ make_final_cleanup (gdbtk_cleanup, h);
if (h == NULL)
{
- Tcl_AppendResult (interp, "can't initialize event system: ", errmsg,
+ Tcl_AppendResult (gdbtk_interp, "can't initialize event system: ", errmsg,
(char *) NULL);
- fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", interp->result);
+ fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", gdbtk_interp->result);
- Tcl_SetVar (interp, "GDBTK_IDE", "0", 0);
+ Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "0", 0);
}
else
{
- if (ide_create_tclevent_command (interp, h) != TCL_OK)
- error ("ide_create_tclevent_command failed: %s", interp->result);
+ if (ide_create_tclevent_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_tclevent_command failed: %s", gdbtk_interp->result);
- if (ide_create_edit_command (interp, h) != TCL_OK)
- error ("ide_create_edit_command failed: %s", interp->result);
+ if (ide_create_edit_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_edit_command failed: %s", gdbtk_interp->result);
- if (ide_create_property_command (interp, h) != TCL_OK)
- error ("ide_create_property_command failed: %s", interp->result);
+ if (ide_create_property_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_property_command failed: %s", gdbtk_interp->result);
- if (ide_create_build_command (interp, h) != TCL_OK)
- error ("ide_create_build_command failed: %s", interp->result);
+ if (ide_create_build_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_build_command failed: %s", gdbtk_interp->result);
- if (ide_create_window_register_command (interp, h, "gdb-restore")
+ if (ide_create_window_register_command (gdbtk_interp, h, "gdb-restore")
!= TCL_OK)
error ("ide_create_window_register_command failed: %s",
- interp->result);
+ gdbtk_interp->result);
- if (ide_create_window_command (interp, h) != TCL_OK)
- error ("ide_create_window_command failed: %s", interp->result);
+ if (ide_create_window_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_window_command failed: %s", gdbtk_interp->result);
- if (ide_create_exit_command (interp, h) != TCL_OK)
- error ("ide_create_exit_command failed: %s", interp->result);
+ if (ide_create_exit_command (gdbtk_interp, h) != TCL_OK)
+ error ("ide_create_exit_command failed: %s", gdbtk_interp->result);
- if (ide_create_help_command (interp) != TCL_OK)
- error ("ide_create_help_command failed: %s", interp->result);
+ if (ide_create_help_command (gdbtk_interp) != TCL_OK)
+ error ("ide_create_help_command failed: %s", gdbtk_interp->result);
/*
- if (ide_initialize (interp, "gdb") != TCL_OK)
- error ("ide_initialize failed: %s", interp->result);
+ if (ide_initialize (gdbtk_interp, "gdb") != TCL_OK)
+ error ("ide_initialize failed: %s", gdbtk_interp->result);
*/
- Tcl_SetVar (interp, "GDBTK_IDE", "1", 0);
- Tcl_SetVar (interp, "IDE", "1", TCL_GLOBAL_ONLY);
+ Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "1", 0);
}
/* end-sanitize-ide */
#else
- Tcl_SetVar (interp, "GDBTK_IDE", "0", 0);
+ Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "0", 0);
#endif /* IDE */
/* We don't want to open the X connection until we've done all the
IDE initialization. Otherwise, goofy looking unfinished windows
pop up when ILU drops into the TCL event loop. */
- if (Tk_Init(interp) != TCL_OK)
- error ("Tk_Init failed: %s", interp->result);
+ if (Tk_Init(gdbtk_interp) != TCL_OK)
+ error ("Tk_Init failed: %s", gdbtk_interp->result);
- if (Itcl_Init(interp) == TCL_ERROR)
- error ("Itcl_Init failed: %s", interp->result);
+ if (Itcl_Init(gdbtk_interp) == TCL_ERROR)
+ error ("Itcl_Init failed: %s", gdbtk_interp->result);
+ Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
+ (Tcl_PackageInitProc *) NULL);
- if (Tix_Init(interp) != TCL_OK)
- error ("Tix_Init failed: %s", interp->result);
+ if (Tix_Init(gdbtk_interp) != TCL_OK)
+ error ("Tix_Init failed: %s", gdbtk_interp->result);
+ Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
+ (Tcl_PackageInitProc *) NULL);
-#ifdef __CYGWIN32__
+ if (Tktable_Init(gdbtk_interp) != TCL_OK)
+ error ("Tktable_Init failed: %s", gdbtk_interp->result);
+
+ Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
+ (Tcl_PackageInitProc *) NULL);
+ /*
+ * These are the commands to do some Windows Specific stuff...
+ */
+
+#ifdef __CYGWIN__
+ if (ide_create_messagebox_command (gdbtk_interp) != TCL_OK)
+ error ("messagebox command initialization failed");
/* On Windows, create a sizebox widget command */
- if (ide_create_sizebox_command (interp) != TCL_OK)
+ if (ide_create_sizebox_command (gdbtk_interp) != TCL_OK)
error ("sizebox creation failed");
- if (ide_create_winprint_command (interp) != TCL_OK)
+ if (ide_create_winprint_command (gdbtk_interp) != TCL_OK)
error ("windows print code initialization failed");
/* start-sanitize-ide */
/* An interface to ShellExecute. */
- if (ide_create_shell_execute_command (interp) != TCL_OK)
+ if (ide_create_shell_execute_command (gdbtk_interp) != TCL_OK)
error ("shell execute command initialization failed");
/* end-sanitize-ide */
+ if (ide_create_win_grab_command (gdbtk_interp) != TCL_OK)
+ error ("grab support command initialization failed");
+ /* Path conversion functions. */
+ if (ide_create_cygwin_path_command (gdbtk_interp) != TCL_OK)
+ error ("cygwin path command initialization failed");
#endif
- Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL);
- Tcl_CreateCommand (interp, "gdb_immediate", call_wrapper,
- gdb_immediate_command, NULL);
- Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL);
- Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL);
- Tcl_CreateCommand (interp, "gdb_sourcelines", call_wrapper, gdb_sourcelines,
- NULL);
- Tcl_CreateObjCommand (interp, "gdb_listfiles", gdb_listfiles, NULL, NULL);
- Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs,
- NULL);
- Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem,
- NULL);
- Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL);
- Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL);
- Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper,
- gdb_fetch_registers, NULL);
- Tcl_CreateCommand (interp, "gdb_changed_register_list", call_wrapper,
- gdb_changed_register_list, NULL);
- Tcl_CreateCommand (interp, "gdb_disassemble", call_wrapper,
- gdb_disassemble, NULL);
- Tcl_CreateCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL);
- Tcl_CreateCommand (interp, "gdb_get_breakpoint_list", call_wrapper,
- gdb_get_breakpoint_list, NULL);
- Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper,
- gdb_get_breakpoint_info, NULL);
- Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper,
- gdb_clear_file, NULL);
- Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper,
- gdb_confirm_quit, NULL);
- Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper,
- gdb_force_quit, NULL);
- Tcl_CreateCommand (interp, "gdb_target_has_execution",
- gdb_target_has_execution_command,
- NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_load_info", gdb_load_info, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_locals", gdb_get_vars_command,
- (ClientData) 0, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_args", gdb_get_vars_command,
- (ClientData) 1, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_function", gdb_get_function_command,
- NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_line", gdb_get_line_command,
- NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_file", gdb_get_file_command,
- NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists",
- gdb_tracepoint_exists_command, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info",
- gdb_get_tracepoint_info, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_actions",
- gdb_actions_command, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_prompt",
- gdb_prompt_command, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_find_file",
- gdb_find_file_command, NULL, NULL);
- Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_list",
- gdb_get_tracepoint_list, NULL, NULL);
+ /*
+ * This adds all the Gdbtk commands.
+ */
- command_loop_hook = tk_command_loop;
- print_frame_info_listing_hook =
- (void (*) PARAMS ((struct symtab *, int, int, int))) null_routine;
- query_hook = gdbtk_query;
- flush_hook = gdbtk_flush;
- create_breakpoint_hook = gdbtk_create_breakpoint;
- delete_breakpoint_hook = gdbtk_delete_breakpoint;
- modify_breakpoint_hook = gdbtk_modify_breakpoint;
- interactive_hook = gdbtk_interactive;
- target_wait_hook = gdbtk_wait;
- call_command_hook = gdbtk_call_command;
- readline_begin_hook = gdbtk_readline_begin;
- readline_hook = gdbtk_readline;
- readline_end_hook = gdbtk_readline_end;
- ui_load_progress_hook = gdbtk_load_hash;
- pre_add_symbol_hook = gdbtk_pre_add_symbol;
- post_add_symbol_hook = gdbtk_post_add_symbol;
- create_tracepoint_hook = gdbtk_create_tracepoint;
- delete_tracepoint_hook = gdbtk_delete_tracepoint;
-
-#ifndef WINNT
- /* Get the file descriptor for the X server */
-
- x_fd = ConnectionNumber (Tk_Display (Tk_MainWindow (interp)));
-
- /* Setup for I/O interrupts */
-
- action.sa_mask = nullsigmask;
- action.sa_flags = 0;
- action.sa_handler = SIG_IGN;
- sigaction(SIGIO, &action, NULL);
-
-#ifdef FIOASYNC
- i = 1;
- if (ioctl (x_fd, FIOASYNC, &i))
- perror_with_name ("gdbtk_init: ioctl FIOASYNC failed");
-
-#ifdef SIOCSPGRP
- i = getpid();
- if (ioctl (x_fd, SIOCSPGRP, &i))
- perror_with_name ("gdbtk_init: ioctl SIOCSPGRP failed");
+ if (Gdbtk_Init(gdbtk_interp) != TCL_OK)
+ {
+ error("Gdbtk_Init failed: %s", gdbtk_interp->result);
+ }
-#else
-#ifdef F_SETOWN
- i = getpid();
- if (fcntl (x_fd, F_SETOWN, i))
- perror_with_name ("gdbtk_init: fcntl F_SETOWN failed");
-#endif /* F_SETOWN */
-#endif /* !SIOCSPGRP */
-#else
-#ifndef WINNT
- if (ioctl (x_fd, I_SETSIG, S_INPUT|S_RDNORM) < 0)
- perror_with_name ("gdbtk_init: ioctl I_SETSIG failed");
-#endif
+ Tcl_StaticPackage(gdbtk_interp, "Gdbtk", Gdbtk_Init, NULL);
+
+ /* This adds all the hooks that call up from the bowels of gdb
+ * back into Tcl-land...
+ */
-#endif /* ifndef FIOASYNC */
-#endif /* WINNT */
+ gdbtk_add_hooks();
+
+ /* Add a back door to Tk from the gdb console... */
add_com ("tk", class_obscure, tk_command,
"Send a command directly into tk.");
- Tcl_LinkVar (interp, "disassemble-from-exec", (char *)&disassemble_from_exec,
- TCL_LINK_INT);
-
/* find the gdb tcl library and source main.tcl */
gdbtk_lib = getenv ("GDBTK_LIBRARY");
if (!gdbtk_lib)
- if (access ("gdbtcl/main.tcl", R_OK) == 0)
- gdbtk_lib = "gdbtcl";
- else
- gdbtk_lib = GDBTK_LIBRARY;
-
+ {
+ if (access ("gdbtcl/main.tcl", R_OK) == 0)
+ gdbtk_lib = "gdbtcl";
+ else
+ gdbtk_lib = GDBTK_LIBRARY;
+ }
+
gdbtk_lib_tmp = xstrdup (gdbtk_lib);
found_main = 0;
/* see if GDBTK_LIBRARY is a path list */
lib = strtok (gdbtk_lib_tmp, GDBTK_PATH_SEP);
+
+ auto_path_name = Tcl_NewStringObj ("auto_path", -1);
+
do
{
- if (Tcl_VarEval (interp, "lappend auto_path ", lib, NULL) != TCL_OK)
+ auto_path_elem = Tcl_NewStringObj (lib, -1);
+ if (Tcl_ObjSetVar2 (gdbtk_interp, auto_path_name, NULL, auto_path_elem,
+ TCL_GLOBAL_ONLY | TCL_APPEND_VALUE | TCL_LIST_ELEMENT ) == NULL)
{
- fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr);
+ fputs_unfiltered (Tcl_GetVar (gdbtk_interp, "errorInfo", 0), gdb_stderr);
error ("");
}
if (!found_main)
if (access (gdbtk_file, R_OK) == 0)
{
found_main++;
- Tcl_SetVar (interp, "GDBTK_LIBRARY", lib, 0);
+ Tcl_SetVar (gdbtk_interp, "GDBTK_LIBRARY", lib, 0);
}
}
}
while ((lib = strtok (NULL, ":")) != NULL);
free (gdbtk_lib_tmp);
+ Tcl_DecrRefCount(auto_path_name);
if (!found_main)
{
}\n\
gdbtk_find_main";
- if (Tcl_GlobalEval (interp, (char *) script) != TCL_OK)
+ if (Tcl_GlobalEval (gdbtk_interp, (char *) script) != TCL_OK)
{
- fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr);
+ fputs_unfiltered (Tcl_GetVar (gdbtk_interp, "errorInfo", 0), gdb_stderr);
error ("");
}
- if (interp->result[0] != '\0')
+ if (gdbtk_interp->result[0] != '\0')
{
- gdbtk_file = xstrdup (interp->result);
+ gdbtk_file = xstrdup (gdbtk_interp->result);
found_main++;
}
}
fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */
if (getenv("GDBTK_LIBRARY"))
{
- fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n",getenv("GDBTK_LIBRARY"));
- fprintf_unfiltered (stderr,
+ fprintf_unfiltered (gdb_stderr, "Unable to find main.tcl in %s\n",
+ getenv("GDBTK_LIBRARY"));
+ fprintf_unfiltered (gdb_stderr,
"Please set GDBTK_LIBRARY to a path that includes the GDB tcl files.\n");
}
else
{
- fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n", GDBTK_LIBRARY);
- fprintf_unfiltered (stderr, "You might want to set GDBTK_LIBRARY\n");
+ fprintf_unfiltered (gdb_stderr,
+ "Unable to find main.tcl in %s\n", GDBTK_LIBRARY);
+ fprintf_unfiltered (gdb_stderr,
+ "You might want to set GDBTK_LIBRARY\n");
}
error("");
}
fputs_unfiltered_hook = gdbtk_fputs;
- if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK)
- {
+/* start-sanitize-tclpro */
+#ifdef TCLPRO_DEBUGGER
+ {
+ Tcl_DString source_cmd;
+
+ Tcl_DStringInit (&source_cmd);
+ Tcl_DStringAppend (&source_cmd,
+ "if {[info exists env(DEBUG_STUB)]} {source $env(DEBUG_STUB); " -1);
+ Tcl_DStringAppend (&source_cmd, "debugger_init; debugger_eval {source {", -1);
+ Tcl_DStringAppend (&source_cmd, gdbtk_file, -1);
+ Tcl_DStringAppend (&source_cmd, "}}} else {source {", -1);
+ Tcl_DStringAppend (&source_cmd, gdbtk_file, -1);
+ Tcl_DStringAppend (&source_cmd, "}}", -1);
+ if (Tcl_GlobalEval (gdbtk_interp, Tcl_DStringValue (&source_cmd)) != TCL_OK)
+#else
+/* end-sanitize-tclpro */
+ if (Tcl_EvalFile (gdbtk_interp, gdbtk_file) != TCL_OK)
+/* start-sanitize-tclpro */
+#endif
+/* end-sanitize-tclpro */
+ {
char *msg;
/* Force errorInfo to be set up propertly. */
- Tcl_AddErrorInfo (interp, "");
+ Tcl_AddErrorInfo (gdbtk_interp, "");
- msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
+ msg = Tcl_GetVar (gdbtk_interp, "errorInfo", TCL_GLOBAL_ONLY);
fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */
error ("");
}
-
+/* start-sanitize-tclpro */
+#ifdef TCLPRO_DEBUGGER
+ Tcl_DStringFree(&source_cmd);
+ }
+#endif
+/* end-sanitize-tclpro */
+
#ifdef IDE
/* start-sanitize-ide */
/* Don't do this until we have initialized. Otherwise, we may get a
run command before we are ready for one. */
- if (ide_run_server_init (interp, h) != TCL_OK)
- error ("ide_run_server_init failed: %s", interp->result);
+ if (ide_run_server_init (gdbtk_interp, h) != TCL_OK)
+ error ("ide_run_server_init failed: %s", gdbtk_interp->result);
/* end-sanitize-ide */
#endif
free (gdbtk_file);
- discard_cleanups (old_chain);
-}
-
-static int
-gdb_target_has_execution_command (clientData, interp, argc, argv)
- ClientData clientData;
- Tcl_Interp *interp;
- int argc;
- char *argv[];
-{
- int result = 0;
-
- if (target_has_execution && inferior_pid != 0)
- result = 1;
-
- Tcl_SetIntObj (Tcl_GetObjResult (interp), result);
- return TCL_OK;
-}
-
-/* gdb_load_info - returns information about the file about to be downloaded */
-
-static int
-gdb_load_info (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- bfd *loadfile_bfd;
- struct cleanup *old_cleanups;
- asection *s;
- Tcl_Obj *ob[2];
- Tcl_Obj *res[16];
- int i = 0;
-
- char *filename = Tcl_GetStringFromObj (objv[1], NULL);
-
- loadfile_bfd = bfd_openr (filename, gnutarget);
- if (loadfile_bfd == NULL)
- {
- Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1));
- return TCL_ERROR;
- }
- old_cleanups = make_cleanup (bfd_close, loadfile_bfd);
-
- if (!bfd_check_format (loadfile_bfd, bfd_object))
- {
- Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1));
- return TCL_ERROR;
- }
-
- for (s = loadfile_bfd->sections; s; s = s->next)
- {
- if (s->flags & SEC_LOAD)
- {
- bfd_size_type size = bfd_get_section_size_before_reloc (s);
- if (size > 0)
- {
- ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1);
- ob[1] = Tcl_NewLongObj ((long)size);
- res[i++] = Tcl_NewListObj (2, ob);
- }
- }
- }
-
- Tcl_SetObjResult (interp, Tcl_NewListObj (i, res));
- do_cleanups (old_cleanups);
- return TCL_OK;
-}
-
-
-int
-gdbtk_load_hash (section, num)
- char *section;
- unsigned long num;
-{
- char buf[128];
- sprintf (buf, "download_hash %s %ld", section, num);
- Tcl_Eval (interp, buf);
- return atoi (interp->result);
-}
-
-/* gdb_get_vars_command -
- *
- * Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This
- * function sets the Tcl interpreter's result to a list of variable names
- * depending on clientData. If clientData is one, the result is a list of
- * arguments; zero returns a list of locals -- all relative to the block
- * specified as an argument to the command. Valid commands include
- * anything decode_line_1 can handle (like "main.c:2", "*0x02020202",
- * and "main").
- */
-static int
-gdb_get_vars_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_Obj *result;
- struct symtabs_and_lines sals;
- struct symbol *sym;
- struct block *block;
- char **canonical, *args;
- int i, nsyms, arguments;
-
- if (objc != 2)
- {
- Tcl_AppendResult (interp,
- "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " function:line|function|line|*addr\"");
- return TCL_ERROR;
- }
-
- arguments = (int) clientData;
- args = Tcl_GetStringFromObj (objv[1], NULL);
- sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
- if (sals.nelts == 0)
- {
- Tcl_AppendResult (interp,
- "error decoding line", NULL);
- return TCL_ERROR;
- }
-
- /* Initialize a list that will hold the results */
- result = Tcl_NewListObj (0, NULL);
-
- /* Resolve all line numbers to PC's */
- for (i = 0; i < sals.nelts; i++)
- resolve_sal_pc (&sals.sals[i]);
-
- block = block_for_pc (sals.sals[0].pc);
- while (block != 0)
- {
- nsyms = BLOCK_NSYMS (block);
- for (i = 0; i < nsyms; i++)
- {
- sym = BLOCK_SYM (block, i);
- switch (SYMBOL_CLASS (sym)) {
- default:
- case LOC_UNDEF: /* catches errors */
- case LOC_CONST: /* constant */
- case LOC_STATIC: /* static */
- case LOC_REGISTER: /* register */
- case LOC_TYPEDEF: /* local typedef */
- case LOC_LABEL: /* local label */
- case LOC_BLOCK: /* local function */
- case LOC_CONST_BYTES: /* loc. byte seq. */
- case LOC_UNRESOLVED: /* unresolved static */
- case LOC_OPTIMIZED_OUT: /* optimized out */
- break;
- case LOC_ARG: /* argument */
- case LOC_REF_ARG: /* reference arg */
- case LOC_REGPARM: /* register arg */
- case LOC_REGPARM_ADDR: /* indirect register arg */
- case LOC_LOCAL_ARG: /* stack arg */
- case LOC_BASEREG_ARG: /* basereg arg */
- if (arguments)
- Tcl_ListObjAppendElement (interp, result,
- Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
- break;
- case LOC_LOCAL: /* stack local */
- case LOC_BASEREG: /* basereg local */
- if (!arguments)
- Tcl_ListObjAppendElement (interp, result,
- Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
- break;
- }
- }
- if (BLOCK_FUNCTION (block))
- break;
- else
- block = BLOCK_SUPERBLOCK (block);
- }
-
- Tcl_SetObjResult (interp, result);
- return TCL_OK;
-}
-
-static int
-gdb_get_line_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_Obj *result;
- struct symtabs_and_lines sals;
- char *args, **canonical;
-
- if (objc != 2)
- {
- Tcl_AppendResult (interp, "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " linespec\"");
- return TCL_ERROR;
- }
-
- args = Tcl_GetStringFromObj (objv[1], NULL);
- sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
- if (sals.nelts == 1)
- {
- Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line));
- return TCL_OK;
- }
-
- Tcl_SetResult (interp, "N/A", TCL_STATIC);
- return TCL_OK;
-}
-
-static int
-gdb_get_file_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_Obj *result;
- struct symtabs_and_lines sals;
- char *args, **canonical;
+ /* Now source in the filename provided by the --tclcommand option.
+ This is mostly used for the gdbtk testsuite... */
- if (objc != 2)
- {
- Tcl_AppendResult (interp, "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " linespec\"");
- return TCL_ERROR;
- }
-
- args = Tcl_GetStringFromObj (objv[1], NULL);
- sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
- if (sals.nelts == 1)
- {
- Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE);
- return TCL_OK;
- }
-
- Tcl_SetResult (interp, "N/A", TCL_STATIC);
- return TCL_OK;
-}
-
-static int
-gdb_get_function_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_Obj *result;
- char *function;
- struct symtabs_and_lines sals;
- char *args, **canonical;
-
- if (objc != 2)
+ if (gdbtk_source_filename != NULL)
{
- Tcl_AppendResult (interp, "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " linespec\"");
- return TCL_ERROR;
+ char *s = "after idle source ";
+ char *script = concat (s, gdbtk_source_filename, (char *) NULL);
+ Tcl_Eval (gdbtk_interp, script);
+ free (gdbtk_source_filename);
+ free (script);
}
+
- args = Tcl_GetStringFromObj (objv[1], NULL);
- sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
- if (sals.nelts == 1)
- {
- resolve_sal_pc (&sals.sals[0]);
- find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL);
- if (function != NULL)
- {
- Tcl_SetResult (interp, function, TCL_VOLATILE);
- return TCL_OK;
- }
- }
-
- Tcl_SetResult (interp, "N/A", TCL_STATIC);
- return TCL_OK;
+ discard_cleanups (old_chain);
}
-static int
-gdb_get_tracepoint_info (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- struct symtab_and_line sal;
- int tpnum;
- struct tracepoint *tp;
- struct action_line *al;
- Tcl_Obj *list, *action_list;
- char *filename, *funcname;
- char tmp[19];
+/* gdbtk_test is used in main.c to validate the -tclcommand option to
+ gdb, which sources in a file of tcl code after idle during the
+ startup procedure. */
- if (objc != 2)
- error ("wrong # args");
-
- Tcl_GetIntFromObj (NULL, objv[1], &tpnum);
-
- ALL_TRACEPOINTS (tp)
- if (tp->number == tpnum)
- break;
-
- if (tp == NULL)
- error ("Tracepoint #%d does not exist", tpnum);
-
- list = Tcl_NewListObj (0, NULL);
- sal = find_pc_line (tp->address, 0);
- filename = symtab_to_filename (sal.symtab);
- if (filename == NULL)
- filename = "N/A";
- Tcl_ListObjAppendElement (interp, list,
- Tcl_NewStringObj (filename, -1));
- find_pc_partial_function (tp->address, &funcname, NULL, NULL);
- Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (funcname, -1));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (sal.line));
- sprintf (tmp, "0x%08x", tp->address);
- Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread));
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count));
-
- /* Append a list of actions */
- action_list = Tcl_NewListObj (0, NULL);
- for (al = tp->actions; al != NULL; al = al->next)
- {
- Tcl_ListObjAppendElement (interp, action_list,
- Tcl_NewStringObj (al->action, -1));
- }
- Tcl_ListObjAppendElement (interp, list, action_list);
-
- Tcl_SetObjResult (interp, list);
- return TCL_OK;
-}
-
-static void
-gdbtk_create_tracepoint (tp)
- struct tracepoint *tp;
-{
- tracepoint_notify (tp, "create");
-}
-
-static void
-gdbtk_delete_tracepoint (tp)
- struct tracepoint *tp;
-{
- tracepoint_notify (tp, "delete");
-}
-
-static void
-tracepoint_notify(tp, action)
- struct tracepoint *tp;
- const char *action;
-{
- char buf[256];
- int v;
- struct symtab_and_line sal;
- char *filename;
-
- /* We ensure that ACTION contains no special Tcl characters, so we
- can do this. */
- sal = find_pc_line (tp->address, 0);
-
- filename = symtab_to_filename (sal.symtab);
- if (filename == NULL)
- filename = "N/A";
- sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number,
- (long)tp->address, sal.line, filename);
-
- v = Tcl_Eval (interp, buf);
-
- if (v != TCL_OK)
- {
- gdbtk_fputs (interp->result, gdb_stdout);
- gdbtk_fputs ("\n", gdb_stdout);
- }
-}
-
-/* returns -1 if not found, tracepoint # if found */
int
-tracepoint_exists (char * args)
+gdbtk_test (filename)
+ char *filename;
{
- struct tracepoint *tp;
- char **canonical;
- struct symtabs_and_lines sals;
- char *file = NULL;
- int result = -1;
-
- sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
- if (sals.nelts == 1)
- {
- resolve_sal_pc (&sals.sals[0]);
- file = xmalloc (strlen (sals.sals[0].symtab->dirname)
- + strlen (sals.sals[0].symtab->filename) + 1);
- if (file != NULL)
- {
- strcpy (file, sals.sals[0].symtab->dirname);
- strcat (file, sals.sals[0].symtab->filename);
-
- ALL_TRACEPOINTS (tp)
- {
- if (tp->address == sals.sals[0].pc)
- result = tp->number;
- else if (tp->source_file != NULL
- && strcmp (tp->source_file, file) == 0
- && sals.sals[0].line == tp->line_number)
-
- result = tp->number;
- }
- }
- }
- if (file != NULL)
- free (file);
- return result;
+ if (access (filename, R_OK) != 0)
+ return 0;
+ else
+ gdbtk_source_filename = xstrdup (filename);
+ return 1;
}
+
+/* Come here during initialize_all_files () */
-static int
-gdb_actions_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
+void
+_initialize_gdbtk ()
{
- struct tracepoint *tp;
- Tcl_Obj **actions;
- int nactions, i, len;
- char *number, *args, *action;
- long step_count;
- struct action_line *next = NULL, *temp;
-
- if (objc != 3)
- {
- Tcl_AppendResult (interp, "wrong # args: should be: \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " number actions\"");
- return TCL_ERROR;
- }
-
- args = number = Tcl_GetStringFromObj (objv[1], NULL);
- tp = get_tracepoint_by_number (&args);
- if (tp == NULL)
+ if (use_windows)
{
- Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist");
- return TCL_ERROR;
- }
+ /* Tell the rest of the world that Gdbtk is now set up. */
- /* Free any existing actions */
- for (temp = tp->actions; temp != NULL; temp = temp->next)
- {
- if (temp->action)
- free (temp->action);
- free (temp);
+ init_ui_hook = gdbtk_init;
+#ifdef __CYGWIN__
+ (void) FreeConsole ();
+#endif
}
- step_count = 0;
-
- Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions);
- for (i = 0; i < nactions; i++)
+#ifdef __CYGWIN__
+ else
{
- temp = xmalloc (sizeof (struct action_line));
- temp->next = NULL;
- action = Tcl_GetStringFromObj (actions[i], &len);
- temp->action = savestring (action, len);
- if (sscanf (temp->action, "while-stepping %d", &step_count) !=0)
- tp->step_count = step_count;
- if (next == NULL)
- {
- tp->actions = temp;
- next = temp;
- }
- else
- {
- next->next = temp;
- next = temp;
- }
- }
-
- return TCL_OK;
-}
-
-static int
-gdb_tracepoint_exists_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- char * args;
+ DWORD ft = GetFileType (GetStdHandle (STD_INPUT_HANDLE));
- if (objc != 2)
- {
- Tcl_AppendResult (interp, "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " function:line|function|line|*addr\"");
- return TCL_ERROR;
+ switch (ft)
+ {
+ case FILE_TYPE_DISK:
+ case FILE_TYPE_CHAR:
+ case FILE_TYPE_PIPE:
+ break;
+ default:
+ AllocConsole();
+ cygwin32_attach_handle_to_fd ("/dev/conin", 0,
+ GetStdHandle (STD_INPUT_HANDLE),
+ 1, GENERIC_READ);
+ cygwin32_attach_handle_to_fd ("/dev/conout", 1,
+ GetStdHandle (STD_OUTPUT_HANDLE),
+ 0, GENERIC_WRITE);
+ cygwin32_attach_handle_to_fd ("/dev/conout", 2,
+ GetStdHandle (STD_ERROR_HANDLE),
+ 0, GENERIC_WRITE);
+ break;
+ }
}
-
- args = Tcl_GetStringFromObj (objv[1], NULL);
-
- Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args)));
- return TCL_OK;
-}
-
-/* Return the prompt to the interpreter */
-static int
-gdb_prompt_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE);
- return TCL_OK;
-}
-
-/* return a list of all tracepoint numbers in interpreter */
-static int
-gdb_get_tracepoint_list (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- Tcl_Obj *list;
- struct tracepoint *tp;
-
- list = Tcl_NewListObj (0, NULL);
-
- ALL_TRACEPOINTS (tp)
- Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->number));
-
- Tcl_SetObjResult (interp, list);
- return TCL_OK;
-}
-
-/* This is stolen from source.c */
-#ifdef CRLF_SOURCE_FILES
-
-/* Define CRLF_SOURCE_FILES in an xm-*.h file if source files on the
- host use \r\n rather than just \n. Defining CRLF_SOURCE_FILES is
- much faster than defining LSEEK_NOT_LINEAR. */
-
-#ifndef O_BINARY
-#define O_BINARY 0
#endif
-
-#define OPEN_MODE (O_RDONLY | O_BINARY)
-
-#else /* ! defined (CRLF_SOURCE_FILES) */
-
-#define OPEN_MODE O_RDONLY
-
-#endif /* ! defined (CRLF_SOURCE_FILES) */
-
-/* Find the pathname to a file, searching the source_dir */
-/* we may actually need to use openp to find the the full pathname
- so we don't have any "../" et al in it. */
-static int
-gdb_find_file_command (clientData, interp, objc, objv)
- ClientData clientData;
- Tcl_Interp *interp;
- int objc;
- Tcl_Obj *CONST objv[];
-{
- char *file, *filename;
-
- if (objc != 2)
- {
- Tcl_AppendResult (interp, "wrong # of args: should be \"",
- Tcl_GetStringFromObj (objv[0], NULL),
- " filename\"");
- return TCL_ERROR;
- }
-
- file = Tcl_GetStringFromObj (objv[1], NULL);
- filename = find_file_in_dir (file);
-
- if (filename == NULL)
- Tcl_SetResult (interp, "", TCL_STATIC);
- else
- Tcl_SetObjResult (interp, Tcl_NewStringObj (filename, -1));
-
- return TCL_OK;
}
-static char *
-find_file_in_dir (file)
- char *file;
+static void
+tk_command (cmd, from_tty)
+ char *cmd;
+ int from_tty;
{
- struct symtab *st = NULL;
-
- if (file != NULL)
- {
- /* try something simple first */
- if (access (file, R_OK) == 0)
- return file;
-
- /* We really need a symtab for this to work... */
- st = lookup_symtab (file);
- if (st != NULL)
- {
- file = symtab_to_filename (st);
- if (file != NULL)
- return file;
- }
- }
-
- return NULL;
-}
+ int retval;
+ char *result;
+ struct cleanup *old_chain;
-/* This hook is called whenever we are ready to load a symbol file so that
- the UI can notify the user... */
-void
-gdbtk_pre_add_symbol (name)
- char *name;
-{
- char command[256];
+ /* Catch case of no argument, since this will make the tcl interpreter dump core. */
+ if (cmd == NULL)
+ error_no_arg ("tcl command to interpret");
- sprintf (command, "gdbtk_tcl_pre_add_symbol %s", name);
- Tcl_Eval (interp, command);
-}
+ retval = Tcl_Eval (gdbtk_interp, cmd);
-/* This hook is called whenever we finish loading a symbol file. */
-void
-gdbtk_post_add_symbol ()
-{
- Tcl_Eval (interp, "gdbtk_tcl_post_add_symbol");
-}
+ result = strdup (gdbtk_interp->result);
+ old_chain = make_cleanup (free, result);
-/* TclDebug (const char *fmt, ...) works just like printf() but */
-/* sends the output to the GDB TK debug window. */
-/* Not for normal use; just a convenient tool for debugging */
-void
-#ifdef ANSI_PROTOTYPES
-TclDebug (const char *fmt, ...)
-#else
-TclDebug (va_alist)
- va_dcl
-#endif
-{
- va_list args;
- char buf[512];
+ if (retval != TCL_OK)
+ error (result);
-#ifdef ANSI_PROTOTYPES
- va_start (args, fmt);
-#else
- char *fmt;
- va_start (args);
- fmt = va_arg (args, char *);
-#endif
+ printf_unfiltered ("%s\n", result);
- strcpy (buf, "debug \"");
- vsprintf (&buf[7], fmt, args);
- va_end (args);
- strcat (buf, "\"");
- Tcl_Eval (interp, buf);
+ do_cleanups (old_chain);
}
-
-/* Come here during initialize_all_files () */
-
-void
-_initialize_gdbtk ()
-{
- if (use_windows)
- {
- /* Tell the rest of the world that Gdbtk is now set up. */
-
- init_ui_hook = gdbtk_init;
- }
-}
projects / deliverable / binutils-gdb.git / blobdiff