// Select a source; show the full path name in the status line
static void SelectSourceCB(Widget w, XtPointer, XtPointer call_data)
{
XmListCallbackStruct *cbs = (XmListCallbackStruct *)call_data;
int pos = cbs->item_position;
ListSetAndSelectPos(w, pos);
pos--;
if (pos < 0)
pos = all_sources.size() - 1;
set_status(all_sources[pos]);
}
// Select a class
static void SelectClassCB(Widget w, XtPointer client_data,
XtPointer call_data)
{
XmListCallbackStruct *cbs = (XmListCallbackStruct *)call_data;
int pos = cbs->item_position;
ListSetAndSelectPos(w, pos);
string cls = get_item(w, client_data, call_data);
if (cls.empty())
set_status("");
else
set_status(source_view->full_path(java_class_file(cls)));
}
static void set_line_from_history()
{
private_gdb_history = true;
const string& input = gdb_history[gdb_current_history];
XmTextReplace(gdb_w, promptPosition,
XmTextGetLastPosition(gdb_w), XMST(input.chars()));
XmTextSetInsertionPosition(gdb_w, XmTextGetLastPosition(gdb_w));
if (gdb_history_w)
ListSetAndSelectPos(gdb_commands_w, gdb_current_history + 1);
private_gdb_history = false;
}
// Select a process
static void SelectProcessCB(Widget w, XtPointer client_data,
XtPointer call_data)
{
XmListCallbackStruct *cbs = (XmListCallbackStruct *)call_data;
int pos = cbs->item_position;
if (pos == 1)
XmListDeselectAllItems(w); // Title selected
else
ListSetAndSelectPos(w, pos);
int pid = get_pid(w, client_data, call_data);
if (pid <= 0)
set_status("");
else
set_status("Process " + itostring(pid));
}
// Create list of processes
static void update_processes(Widget processes, bool keep_selection)
{
StatusDelay delay("Getting list of processes");
string cmd = sh_command(app_data.ps_command) + " 2>&1";
FILE *fp = popen(cmd.chars(), "r");
if (fp == 0)
{
delay.outcome = strerror(errno);
return;
}
StringArray all_process_list;
int c;
string line = "";
bool first_line = true;
while ((c = getc(fp)) != EOF)
{
if (c == '\n')
{
if (first_line || valid_ps_line(line, app_data.ps_command))
all_process_list += line;
#if 0
else
std::clog << "Excluded: " << line << "\n";
#endif
if (first_line)
{
// Find first occurrence of `PID' title
ps_pid_index = line.index(" PID ");
if (ps_pid_index < 0)
ps_pid_index = 0;
}
line = "";
first_line = false;
}
else
{
line += c;
}
}
pclose(fp);
sortProcesses(all_process_list);
DynIntArray pids(all_process_list.size());
// If GDB cannot send a signal to the process, we cannot debug it.
// Try a `kill -0' (via GDB, as it may be setuid) and filter out
// all processes in the `kill' diagnostic -- that is, all
// processes that `kill' could not send a signal.
string kill = "kill -0";
if (gdb->has_handler_command())
kill = "/usr/bin/kill -0"; // Bypass built-in SUN DBX command
int i;
for (i = 0; i < all_process_list.size(); i++)
{
pids[i] = ps_pid(all_process_list[i]);
if (pids[i])
kill += string(" ") + itostring(pids[i]);
}
#if defined(__sun)
// bypass underlying debugger
// Fix for Sun: use /usr/bin/kill
string kill_result;
{
std::ostringstream os;
kill += " 2>&1";
FILE *fp = popen(kill.chars(), "r");
if (fp != 0)
{
int c;
while ((c = getc(fp)) != EOF)
{
os << (char)c;
}
pclose(fp);
}
kill_result = os;
}
#else
string kill_result = gdb_question(gdb->shell_command(kill));
#endif
i = 0;
while (i >= 0)
{
i = kill_result.index(rxint, i);
if (i >= 0)
{
int bad_pid = atoi(kill_result.chars() + i);
for (int k = 0; k < all_process_list.size(); k++)
{
if (pids[k] != 0 && pids[k] == bad_pid)
{
#if 0
std::clog << "Excluded: " << all_process_list[k] << "\n";
#endif
all_process_list[k] = NO_GDB_ANSWER;
}
}
i++;
}
}
StringArray process_list;
for (i = 0; i < all_process_list.size(); i++)
if (all_process_list[i] != NO_GDB_ANSWER)
process_list += all_process_list[i];
// Now set the selection.
bool *selected = new bool[process_list.size()];
for (i = 0; i < process_list.size(); i++)
selected[i] = false;
int pos = -1;
if (keep_selection)
{
// Preserve old selection: each PID selected before will also be
// selected after.
IntArray selection;
getPIDs(processes, selection);
for (i = 0; i < selection.size(); i++)
{
for (int j = 0; j < process_list.size(); j++)
if (selection[i] == ps_pid(process_list[j]))
{
if (pos < 0)
pos = j;
selected[j] = true;
}
}
}
if (pos < 0)
{
// Create new selection from current file and current pid.
ProgramInfo info;
// Check for current pid; if found, highlight it.
for (i = 0; pos < 0 && i < process_list.size(); i++)
{
if (info.pid != 0 && ps_pid(process_list[i]) == info.pid)
pos = i;
}
if (pos < 0)
{
// Not found? Try leftmost occurrence of process base name.
string current_base = basename(info.file.chars());
int leftmost = INT_MAX;
for (i = 0; i < process_list.size(); i++)
{
int occurrence = process_list[i].index(current_base);
if (occurrence >= 0 && occurrence < leftmost
&& ps_pid(process_list[i]) > 0)
{
leftmost = occurrence;
pos = i;
}
}
}
}
if (pos >= 0)
selected[pos] = true;
setLabelList(processes, process_list.values(),
selected, process_list.size(), true, false);
if (pos >= 0)
ListSetAndSelectPos(processes, pos + 1);
delete[] selected;
}
