/**
* Starts a process by executing the following command: gdb -q -nw -i <mi_version>(extracted from
* the command factory) -tty<pty_name> (if <code>usePTY</code> is <code>true</code>) extraArgs
* program (if <code>program</code> is not <code>null</code>)
*
* @param sessionType the type of debugging session: <code>MISession.PROGRAM</code>, <code>
* MISession.ATTACH</code> or <code>MISession.CORE</code>
* @param gdb the name of the gdb file
* @param factory the command set supported by gdb
* @param program a program to debug or <code>null</code>
* @param extraArgs arguments to pass to gdb
* @param usePty whether to use pty or not
* @param monitor a progress monitor
* @return an instance of <code>ICDISession</code>
* @throws IOException
* @throws MIException
*/
public Session createSession(
int sessionType,
String gdb,
CommandFactory factory,
File program,
String[] extraArgs,
boolean usePty,
IProgressMonitor monitor)
throws IOException, MIException {
if (monitor == null) {
monitor = new NullProgressMonitor();
}
if (gdb == null || gdb.length() == 0) {
gdb = GDB;
}
IMITTY pty = null;
if (usePty) {
try {
PTY pseudo = new PTY();
pseudo.validateSlaveName();
pty = new MITTYAdapter(pseudo);
} catch (IOException e) {
// Should we not print/log this ?
}
}
ArrayList argList = new ArrayList(extraArgs.length + 8);
argList.add(gdb);
argList.add("-q"); // $NON-NLS-1$
argList.add("-nw"); // $NON-NLS-1$
argList.add("-i"); // $NON-NLS-1$
argList.add(factory.getMIVersion());
if (pty != null) {
argList.add("-tty"); // $NON-NLS-1$
argList.add(pty.getSlaveName());
}
argList.addAll(Arrays.asList(extraArgs));
if (program != null) {
argList.add(program.getAbsolutePath());
}
String[] args = (String[]) argList.toArray(new String[argList.size()]);
int launchTimeout =
MIPlugin.getDefault()
.getPluginPreferences()
.getInt(IMIConstants.PREF_REQUEST_LAUNCH_TIMEOUT);
MISession miSession = null;
MIProcess pgdb = null;
boolean failed = false;
try {
pgdb = factory.createMIProcess(args, launchTimeout, monitor);
if (MIPlugin.DEBUG) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < args.length; ++i) {
sb.append(args[i]);
sb.append(' ');
}
MIPlugin.getDefault().debugLog(sb.toString());
}
miSession = createMISession0(sessionType, pgdb, factory, pty, getCommandTimeout());
} catch (MIException e) {
failed = true;
throw e;
} catch (IOException e) {
failed = true;
throw e;
} finally {
if (failed) {
// Kill gdb
if (pgdb != null) pgdb.destroy();
// Shutdown the pty console.
if (pty != null) {
try {
OutputStream out = pty.getOutputStream();
if (out != null) {
out.close();
}
InputStream in = pty.getInputStream();
if (in != null) {
in.close();
}
} catch (IOException e) {
}
}
}
}
return new Session(miSession);
}
/**
* Method createCSession; lauch gdb in mi mode for local debugging
*
* @param program
* @return ICDISession
* @throws IOException
* @deprecated use <code>createSession</code>
*/
@Deprecated
public Session createCSession(
String gdb,
String miVersion,
File program,
File cwd,
String gdbinit,
IMITTY pty,
IProgressMonitor monitor)
throws IOException, MIException {
if (gdb == null || gdb.length() == 0) {
gdb = GDB;
}
String commandFile =
(gdbinit != null && gdbinit.length() > 0)
? "--command=" + gdbinit
: "--nx"; //$NON-NLS-1$ //$NON-NLS-2$
if (monitor == null) {
monitor = new NullProgressMonitor();
}
String[] args;
if (pty != null) {
if (program == null) {
args =
new String[] {
gdb,
"--cd=" + cwd.getAbsolutePath(),
commandFile,
"-q",
"-nw",
"-tty",
pty.getSlaveName(),
"-i",
miVersion
}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
} else {
args =
new String[] {
gdb,
"--cd=" + cwd.getAbsolutePath(),
commandFile,
"-q",
"-nw",
"-tty",
pty.getSlaveName(),
"-i",
miVersion,
program.getAbsolutePath()
}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
}
} else {
if (program == null) {
args =
new String[] {
gdb, "--cd=" + cwd.getAbsolutePath(), commandFile, "-q", "-nw", "-i", miVersion
}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
} else {
args =
new String[] {
gdb,
"--cd=" + cwd.getAbsolutePath(),
commandFile,
"-q",
"-nw",
"-i",
miVersion,
program.getAbsolutePath()
}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
}
}
int launchTimeout =
MIPlugin.getDefault()
.getPluginPreferences()
.getInt(IMIConstants.PREF_REQUEST_LAUNCH_TIMEOUT);
MIProcess pgdb = new MIProcessAdapter(args, launchTimeout, monitor);
if (MIPlugin.DEBUG) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < args.length; ++i) {
sb.append(args[i]);
sb.append(' ');
}
MIPlugin.getDefault().debugLog(sb.toString());
}
MISession session;
try {
session = createMISession(pgdb, pty, MISession.PROGRAM, miVersion, monitor);
} catch (MIException e) {
pgdb.destroy();
throw e;
}
// Try to detect if we have been attach/connected via "target remote localhost:port"
// or "attach" and set the state to be suspended.
try {
CommandFactory factory = session.getCommandFactory();
MIStackListFrames frames = factory.createMIStackListFrames();
session.postCommand(frames);
MIInfo info = frames.getMIInfo();
if (info == null) {
pgdb.destroy();
throw new MIException(getResourceString("src.common.No_answer")); // $NON-NLS-1$
}
// @@@ We have to manually set the suspended state since we have some stackframes
session.getMIInferior().setSuspended();
session.getMIInferior().update();
} catch (MIException e) {
// If an exception is thrown that means ok
// we did not attach/connect to any target.
}
return new Session(session, false);
}