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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
commite16866e072f94410321d70daedbcb855ea878cac (patch)
treeee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /kdecore/kprocess.h
parenta58c20c1a7593631a1b50213c805507ebc16adaf (diff)
downloadtdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz
tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip
Actually move the kde files that were renamed in the last commit
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-/* This file is part of the KDE libraries
- Copyright (C) 1997 Christian Czezakte (e9025461@student.tuwien.ac.at)
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public License
- along with this library; see the file COPYING.LIB. If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-*/
-
-#ifndef __kprocess_h__
-#define __kprocess_h__
-
-#include <sys/types.h> // for pid_t
-#include <sys/wait.h>
-#include <signal.h>
-#include <unistd.h>
-#include <tqvaluelist.h>
-#include <tqcstring.h>
-#include <tqobject.h>
-#include "kdelibs_export.h"
-
-class TQSocketNotifier;
-class KProcessPrivate;
-
-#ifdef Q_OS_UNIX
-#include <kpty.h>
-#else
-class KPty;
-#endif
-
-/**
- * Child process invocation, monitoring and control.
- * This class works only in the application's main thread.
- *
- * <b>General usage and features:</b>\n
- *
- * This class allows a KDE application to start child processes without having
- * to worry about UN*X signal handling issues and zombie process reaping.
- *
- * @see KProcIO
- *
- * Basically, this class distinguishes three different ways of running
- * child processes:
- *
- * @li DontCare -- The child process is invoked and both the child
- * process and the parent process continue concurrently.
- *
- * The process is started in an own session (see setsid(2)).
- *
- * @li NotifyOnExit -- The child process is invoked and both the
- * child and the parent process run concurrently.
- *
- * When the child process exits, the KProcess instance
- * corresponding to it emits the Qt signal processExited().
- * Since this signal is @em not emitted from within a UN*X
- * signal handler, arbitrary function calls can be made.
- *
- * Be aware: When the KProcess object gets destructed, the child
- * process will be killed if it is still running!
- * This means in particular, that it usually makes no sense to use
- * a KProcess on the stack with NotifyOnExit.
- *
- * @li OwnGroup -- like NotifyOnExit, but the child process is started
- * in an own process group (and an own session, FWIW). The behavior of
- * kill() changes to killing the whole process group - this makes
- * this mode useful for implementing primitive job management. It can be
- * used to work around broken wrapper scripts that don't propagate signals
- * to the "real" program. However, use this with care, as you disturb the
- * shell's job management if your program is started from the command line.
- *
- * @li Block -- The child process starts and the parent process
- * is suspended until the child process exits. (@em Really not recommended
- * for programs with a GUI.)
- * In this mode the parent can read the child's output, but can't send it any
- * input.
- *
- * KProcess also provides several functions for determining the exit status
- * and the pid of the child process it represents.
- *
- * Furthermore it is possible to supply command-line arguments to the process
- * in a clean fashion (no null-terminated stringlists and such...)
- *
- * A small usage example:
- * \code
- * KProcess *proc = new KProcess;
- *
- * *proc << "my_executable";
- * *proc << "These" << "are" << "the" << "command" << "line" << "args";
- * TQApplication::connect(proc, TQT_SIGNAL(processExited(KProcess *)),
- * pointer_to_my_object, TQT_SLOT(my_objects_slot(KProcess *)));
- * proc->start();
- * \endcode
- *
- * This will start "my_executable" with the commandline arguments "These"...
- *
- * When the child process exits, the slot will be invoked.
- *
- * <b>Communication with the child process:</b>\n
- *
- * KProcess supports communication with the child process through
- * stdin/stdout/stderr.
- *
- * The following functions are provided for getting data from the child
- * process or sending data to the child's stdin (For more information,
- * have a look at the documentation of each function):
- *
- * @li writeStdin()
- * -- Transmit data to the child process' stdin. When all data was sent, the
- * signal wroteStdin() is emitted.
- *
- * @li When data arrives at stdout or stderr, the signal receivedStdout()
- * resp. receivedStderr() is emitted.
- *
- * @li You can shut down individual communication channels with
- * closeStdin(), closeStdout(), and closeStderr(), resp.
- *
- * @author Christian Czezatke e9025461@student.tuwien.ac.at
- *
- **/
-class KDECORE_EXPORT KProcess : public TQObject
-{
- Q_OBJECT
-
-public:
-
- /**
- * Modes in which the communication channel can be opened.
- *
- * If communication for more than one channel is required,
- * the values have to be or'ed together, for example to get
- * communication with stdout as well as with stdin, you would
- * specify @p Stdin | @p Stdout
- *
- * If @p NoRead is specified in conjunction with @p Stdout,
- * no data is actually read from @p Stdout but only
- * the signal receivedStdout(int fd, int &len) is emitted.
- *
- * @p CTtyOnly tells setUsePty() to create a PTY for the process
- * and make it the process' controlling TTY, but does not redirect
- * any I/O channel to the PTY.
- *
- * If @p MergedStderr is specified in conjunction with @p Stdout,
- * Stderr will be redirected onto the same file handle as Stdout,
- * i.e., all error output will be signalled with receivedStdout().
- * Don't specify @p Stderr if you specify @p MergedStderr.
- */
- enum Communication {
- NoCommunication = 0,
- Stdin = 1, Stdout = 2, Stderr = 4,
- AllOutput = 6, All = 7,
- NoRead = 8,
- CTtyOnly = NoRead,
- MergedStderr = 16
- };
-
- /**
- * Run-modes for a child process.
- */
- enum RunMode {
- /**
- * The application does not receive notifications from the subprocess when
- * it is finished or aborted.
- */
- DontCare,
- /**
- * The application is notified when the subprocess dies.
- */
- NotifyOnExit,
- /**
- * The application is suspended until the started process is finished.
- */
- Block,
- /**
- * Same as NotifyOnExit, but the process is run in an own session,
- * just like with DontCare.
- */
- OwnGroup
- };
-
- /**
- * Constructor
- * @since 3.2
- */
- KProcess( TQObject* parent, const char *name = 0 );
-
- /**
- * Constructor
- */ // KDE4 merge with the above
- KProcess();
-
- /**
- *Destructor:
- *
- * If the process is running when the destructor for this class
- * is called, the child process is killed with a SIGKILL, but
- * only if the run mode is not of type @p DontCare.
- * Processes started as @p DontCare keep running anyway.
- */
- virtual ~KProcess();
-
- /**
- @deprecated
- Use operator<<() instead.
-
- Sets the executable to be started with this KProcess object.
- Returns false if the process is currently running (in that
- case the executable remains unchanged).
-
- @see operator<<()
-
- */
- bool setExecutable(const TQString& proc) KDE_DEPRECATED;
-
-
- /**
- * Sets the executable and the command line argument list for this process.
- *
- * For example, doing an "ls -l /usr/local/bin" can be achieved by:
- * \code
- * KProcess p;
- * ...
- * p << "ls" << "-l" << "/usr/local/bin"
- * \endcode
- *
- * @param arg the argument to add
- * @return a reference to this KProcess
- **/
- KProcess &operator<<(const TQString& arg);
- /**
- * Similar to previous method, takes a char *, supposed to be in locale 8 bit already.
- */
- KProcess &operator<<(const char * arg);
- /**
- * Similar to previous method, takes a TQCString, supposed to be in locale 8 bit already.
- * @param arg the argument to add
- * @return a reference to this KProcess
- */
- KProcess &operator<<(const TQCString & arg);
-
- /**
- * Sets the executable and the command line argument list for this process,
- * in a single method call, or add a list of arguments.
- * @param args the arguments to add
- * @return a reference to this KProcess
- **/
- KProcess &operator<<(const TQStringList& args);
-
- /**
- * Clear a command line argument list that has been set by using
- * operator<<.
- */
- void clearArguments();
-
- /**
- * Starts the process.
- * For a detailed description of the
- * various run modes and communication semantics, have a look at the
- * general description of the KProcess class. Note that if you use
- * setUsePty( Stdout | Stderr, \<bool\> ), you cannot use Stdout | Stderr
- * here - instead, use Stdout only to receive the mixed output.
- *
- * The following problems could cause this function to
- * return false:
- *
- * @li The process is already running.
- * @li The command line argument list is empty.
- * @li The the @p comm parameter is incompatible with the selected pty usage.
- * @li The starting of the process failed (could not fork).
- * @li The executable was not found.
- *
- * @param runmode The Run-mode for the process.
- * @param comm Specifies which communication links should be
- * established to the child process (stdin/stdout/stderr). By default,
- * no communication takes place and the respective communication
- * signals will never get emitted.
- *
- * @return true on success, false on error
- * (see above for error conditions)
- **/
- virtual bool start(RunMode runmode = NotifyOnExit,
- Communication comm = NoCommunication);
-
- /**
- * Stop the process (by sending it a signal).
- *
- * @param signo The signal to send. The default is SIGTERM.
- * @return true if the signal was delivered successfully.
- */
- virtual bool kill(int signo = SIGTERM);
-
- /**
- * Checks whether the process is running.
- * @return true if the process is (still) considered to be running
- */
- bool isRunning() const;
-
- /** Returns the process id of the process.
- *
- * If it is called after
- * the process has exited, it returns the process id of the last
- * child process that was created by this instance of KProcess.
- *
- * Calling it before any child process has been started by this
- * KProcess instance causes pid() to return 0.
- * @return the pid of the process or 0 if no process has been started yet.
- **/
- pid_t pid() const;
-
- /**
- * @deprecated
- * Use pid() instead.
- */
- KDE_DEPRECATED pid_t getPid() const { return pid(); }
-
- /**
- * Suspend processing of data from stdout of the child process.
- */
- void suspend();
-
- /**
- * Resume processing of data from stdout of the child process.
- */
- void resume();
-
- /**
- * Suspend execution of the current thread until the child process dies
- * or the timeout hits. This function is not recommended for programs
- * with a GUI.
- * @param timeout timeout in seconds. -1 means wait indefinitely.
- * @return true if the process exited, false if the timeout hit.
- * @since 3.2
- */
- bool wait(int timeout = -1);
-
- /**
- * Checks whether the process exited cleanly.
- *
- * @return true if the process has already finished and has exited
- * "voluntarily", ie: it has not been killed by a signal.
- */
- bool normalExit() const;
-
- /**
- * Checks whether the process was killed by a signal.
- *
- * @return true if the process has already finished and has not exited
- * "voluntarily", ie: it has been killed by a signal.
- *
- * @since 3.2
- */
- bool signalled() const;
-
- /**
- * Checks whether a killed process dumped core.
- *
- * @return true if signalled() returns true and the process
- * dumped core. Note that on systems that don't define the
- * WCOREDUMP macro, the return value is always false.
- *
- * @since 3.2
- */
- bool coreDumped() const;
-
- /**
- * Returns the exit status of the process.
- *
- * @return the exit status of the process. Note that this value
- * is not valid if normalExit() returns false.
- */
- int exitStatus() const;
-
- /**
- * Returns the signal the process was killed by.
- *
- * @return the signal number that caused the process to exit.
- * Note that this value is not valid if signalled() returns false.
- *
- * @since 3.2
- */
- int exitSignal() const;
-
- /**
- * Transmit data to the child process' stdin.
- *
- * This function may return false in the following cases:
- *
- * @li The process is not currently running.
- * This implies that you cannot use this function in Block mode.
- *
- * @li Communication to stdin has not been requested in the start() call.
- *
- * @li Transmission of data to the child process by a previous call to
- * writeStdin() is still in progress.
- *
- * Please note that the data is sent to the client asynchronously,
- * so when this function returns, the data might not have been
- * processed by the child process.
- * That means that you must not free @p buffer or call writeStdin()
- * again until either a wroteStdin() signal indicates that the
- * data has been sent or a processExited() signal shows that
- * the child process is no longer alive.
- *
- * If all the data has been sent to the client, the signal
- * wroteStdin() will be emitted.
- *
- * This function does not work when the process is start()ed in Block mode.
- *
- * @param buffer the buffer to write
- * @param buflen the length of the buffer
- * @return false if an error has occurred
- **/
- bool writeStdin(const char *buffer, int buflen);
-
- /**
- * Shuts down the Stdin communication link. If no pty is used, this
- * causes "EOF" to be indicated on the child's stdin file descriptor.
- *
- * @return false if no Stdin communication link exists (any more).
- */
- bool closeStdin();
-
- /**
- * Shuts down the Stdout communication link. If no pty is used, any further
- * attempts by the child to write to its stdout file descriptor will cause
- * it to receive a SIGPIPE.
- *
- * @return false if no Stdout communication link exists (any more).
- */
- bool closeStdout();
-
- /**
- * Shuts down the Stderr communication link. If no pty is used, any further
- * attempts by the child to write to its stderr file descriptor will cause
- * it to receive a SIGPIPE.
- *
- * @return false if no Stderr communication link exists (any more).
- */
- bool closeStderr();
-
- /**
- * Deletes the optional utmp entry and closes the pty.
- *
- * Make sure to shut down any communication links that are using the pty
- * before calling this function.
- *
- * @return false if the pty is not open (any more).
- */
- bool closePty();
-
- /**
- * @brief Close stdin, stdout, stderr and the pty
- *
- * This is the same that calling all close* functions in a row:
- * @see closeStdin, @see closeStdout, @see closeStderr and @see closePty
- */
- void closeAll();
-
- /**
- * Lets you see what your arguments are for debugging.
- * @return the list of arguments
- */
- const TQValueList<TQCString> &args() /* const */ { return arguments; }
-
- /**
- * Controls whether the started process should drop any
- * setuid/setgid privileges or whether it should keep them.
- * Note that this function is mostly a dummy, as the KDE libraries
- * currently refuse to run with setuid/setgid privileges.
- *
- * The default is false: drop privileges
- * @param keepPrivileges true to keep the privileges
- */
- void setRunPrivileged(bool keepPrivileges);
-
- /**
- * Returns whether the started process will drop any
- * setuid/setgid privileges or whether it will keep them.
- * @return true if the process runs privileged
- */
- bool runPrivileged() const;
-
- /**
- * Adds the variable @p name to the process' environment.
- * This function must be called before starting the process.
- * @param name the name of the environment variable
- * @param value the new value for the environment variable
- */
- void setEnvironment(const TQString &name, const TQString &value);
-
- /**
- * Changes the current working directory (CWD) of the process
- * to be started.
- * This function must be called before starting the process.
- * @param dir the new directory
- */
- void setWorkingDirectory(const TQString &dir);
-
- /**
- * Specify whether to start the command via a shell or directly.
- * The default is to start the command directly.
- * If @p useShell is true @p shell will be used as shell, or
- * if shell is empty, /bin/sh will be used.
- *
- * When using a shell, the caller should make sure that all filenames etc.
- * are properly quoted when passed as argument.
- * @see quote()
- * @param useShell true if the command should be started via a shell
- * @param shell the path to the shell that will execute the process, or
- * 0 to use /bin/sh. Use getenv("SHELL") to use the user's
- * default shell, but note that doing so is usually a bad idea
- * for shell compatibility reasons.
- * @since 3.1
- */
- void setUseShell(bool useShell, const char *shell = 0);
-
- /**
- * This function can be used to quote an argument string such that
- * the shell processes it properly. This is e. g. necessary for
- * user-provided file names which may contain spaces or quotes.
- * It also prevents expansion of wild cards and environment variables.
- * @param arg the argument to quote
- * @return the quoted argument
- * @since 3.1
- */
- static TQString quote(const TQString &arg);
-
- /**
- * Detaches KProcess from child process. All communication is closed.
- * No exit notification is emitted any more for the child process.
- * Deleting the KProcess will no longer kill the child process.
- * Note that the current process remains the parent process of the
- * child process.
- */
- void detach();
-
-#ifdef Q_OS_UNIX
- /**
- * Specify whether to create a pty (pseudo-terminal) for running the
- * command.
- * This function should be called before starting the process.
- *
- * @param comm for which stdio handles to use a pty. Note that it is not
- * allowed to specify Stdout and Stderr at the same time both here and to
- * start (there is only one pty, so they cannot be distinguished).
- * @param addUtmp true if a utmp entry should be created for the pty
- * @since 3.2
- */
- void setUsePty(Communication comm, bool addUtmp);
-
- /**
- * Obtains the pty object used by this process. The return value is
- * valid only after setUsePty() was used with a non-zero argument.
- * The pty is open only while the process is running.
- * @return a pointer to the pty object
- * @since 3.2
- */
- KPty *pty() const;
-#endif
-
- /**
- * More or less intuitive constants for use with setPriority().
- */
- enum { PrioLowest = 20, PrioLow = 10, PrioLower = 5, PrioNormal = 0,
- PrioHigher = -5, PrioHigh = -10, PrioHighest = -19 };
-
- /**
- * Sets the scheduling priority of the process.
- * @param prio the new priority in the range -20 (high) to 19 (low).
- * @return false on error; see setpriority(2) for possible reasons.
- * @since 3.2
- */
- bool setPriority(int prio);
-
-signals:
- /**
- * Emitted after the process has terminated when
- * the process was run in the @p NotifyOnExit (==default option to
- * start() ) or the Block mode.
- * @param proc a pointer to the process that has exited
- **/
- void processExited(KProcess *proc);
-
-
- /**
- * Emitted, when output from the child process has
- * been received on stdout.
- *
- * To actually get this signal, the Stdout communication link
- * has to be turned on in start().
- *
- * @param proc a pointer to the process that has received the output
- * @param buffer The data received.
- * @param buflen The number of bytes that are available.
- *
- * You should copy the information contained in @p buffer to your private
- * data structures before returning from the slot.
- * Example:
- * \code
- * TQString myBuf = TQString::tqfromLatin1(buffer, buflen);
- * \endcode
- **/
- void receivedStdout(KProcess *proc, char *buffer, int buflen);
-
- /**
- * Emitted when output from the child process has
- * been received on stdout.
- *
- * To actually get this signal, the Stdout communication link
- * has to be turned on in start() and the
- * NoRead flag must have been passed.
- *
- * You will need to explicitly call resume() after your call to start()
- * to begin processing data from the child process' stdout. This is
- * to ensure that this signal is not emitted when no one is connected
- * to it, otherwise this signal will not be emitted.
- *
- * The data still has to be read from file descriptor @p fd.
- * @param fd the file descriptor that provides the data
- * @param len the number of bytes that have been read from @p fd must
- * be written here
- **/
- void receivedStdout(int fd, int &len); // KDE4: change, broken API
-
-
- /**
- * Emitted, when output from the child process has
- * been received on stderr.
- *
- * To actually get this signal, the Stderr communication link
- * has to be turned on in start().
- *
- * You should copy the information contained in @p buffer to your private
- * data structures before returning from the slot.
- *
- * @param proc a pointer to the process that has received the data
- * @param buffer The data received.
- * @param buflen The number of bytes that are available.
- **/
- void receivedStderr(KProcess *proc, char *buffer, int buflen);
-
- /**
- * Emitted after all the data that has been
- * specified by a prior call to writeStdin() has actually been
- * written to the child process.
- * @param proc a pointer to the process
- **/
- void wroteStdin(KProcess *proc);
-
-
-protected slots:
-
- /**
- * This slot gets activated when data from the child's stdout arrives.
- * It usually calls childOutput().
- * @param fdno the file descriptor for the output
- */
- void slotChildOutput(int fdno);
-
- /**
- * This slot gets activated when data from the child's stderr arrives.
- * It usually calls childError().
- * @param fdno the file descriptor for the output
- */
- void slotChildError(int fdno);
-
- /**
- * Called when another bulk of data can be sent to the child's
- * stdin. If there is no more data to be sent to stdin currently
- * available, this function must disable the TQSocketNotifier innot.
- * @param dummy ignore this argument
- */
- void slotSendData(int dummy); // KDE 4: remove dummy
-
-protected:
-
- /**
- * Sets up the environment according to the data passed via
- * setEnvironment()
- */
- void setupEnvironment();
-
- /**
- * The list of the process' command line arguments. The first entry
- * in this list is the executable itself.
- */
- TQValueList<TQCString> arguments;
- /**
- * How to run the process (Block, NotifyOnExit, DontCare). You should
- * not modify this data member directly from derived classes.
- */
- RunMode run_mode;
- /**
- * true if the process is currently running. You should not
- * modify this data member directly from derived classes. Please use
- * isRunning() for reading the value of this data member since it
- * will probably be made private in later versions of KProcess.
- */
- bool runs;
-
- /**
- * The PID of the currently running process.
- * You should not modify this data member in derived classes.
- * Please use pid() instead of directly accessing this
- * member since it will probably be made private in
- * later versions of KProcess.
- */
- pid_t pid_;
-
- /**
- * The process' exit status as returned by waitpid(). You should not
- * modify the value of this data member from derived classes. You should
- * rather use exitStatus() than accessing this data member directly
- * since it will probably be made private in further versions of
- * KProcess.
- */
- int status;
-
-
- /**
- * If false, the child process' effective uid & gid will be reset to the
- * real values.
- * @see setRunPrivileged()
- */
- bool keepPrivs;
-
- /**
- * This function is called from start() right before a fork() takes
- * place. According to the @p comm parameter this function has to initialize
- * the in, out and err data members of KProcess.
- *
- * This function should return 1 if setting the needed communication channels
- * was successful.
- *
- * The default implementation is to create UNIX STREAM sockets for the
- * communication, but you could reimplement this function to establish a
- * TCP/IP communication for network communication, for example.
- */
- virtual int setupCommunication(Communication comm);
-
- /**
- * Called right after a (successful) fork() on the parent side. This function
- * will usually do some communications cleanup, like closing in[0],
- * out[1] and out[1].
- *
- * Furthermore, it must also create the TQSocketNotifiers innot,
- * outnot and errnot and connect their Qt signals to the respective
- * KProcess slots.
- *
- * For a more detailed explanation, it is best to have a look at the default
- * implementation in kprocess.cpp.
- */
- virtual int commSetupDoneP();
-
- /**
- * Called right after a (successful) fork(), but before an exec() on the child
- * process' side. It usually duplicates the in[0], out[1] and
- * err[1] file handles to the respective standard I/O handles.
- */
- virtual int commSetupDoneC();
-
-
- /**
- * Immediately called after a successfully started process in NotifyOnExit
- * mode has exited. This function normally calls commClose()
- * and emits the processExited() signal.
- * @param state the exit code of the process as returned by waitpid()
- */
- virtual void processHasExited(int state);
-
- /**
- * Cleans up the communication links to the child after it has exited.
- * This function should act upon the values of pid() and runs.
- * See the kprocess.cpp source for details.
- * @li If pid() returns zero, the communication links should be closed
- * only.
- * @li if pid() returns non-zero and runs is false, all data
- * immediately available from the communication links should be processed
- * before closing them.
- * @li if pid() returns non-zero and runs is true, the communication
- * links should be monitored for data until the file handle returned by
- * KProcessController::theKProcessController->notifierFd() becomes ready
- * for reading - when it triggers, runs should be reset to false, and
- * the function should be immediately left without closing anything.
- *
- * The previous semantics of this function are forward-compatible, but should
- * be avoided, as they are prone to race conditions and can cause KProcess
- * (and thus the whole program) to lock up under certain circumstances. At the
- * end the function closes the communication links in any case. Additionally
- * @li if runs is true, the communication links are monitored for data
- * until all of them have returned EOF. Note that if any system function is
- * interrupted (errno == EINTR) the polling loop should be aborted.
- * @li if runs is false, all data immediately available from the
- * communication links is processed.
- */
- virtual void commClose();
-
- /* KDE 4 - commClose will be changed to perform cleanup only in all cases *
- * If @p notfd is -1, all data immediately available from the
- * communication links should be processed.
- * If @p notfd is not -1, the communication links should be monitored
- * for data until the file handle @p notfd becomes ready for reading.
- */
-// virtual void commDrain(int notfd);
-
- /**
- * Specify the actual executable that should be started (first argument to execve)
- * Normally the the first argument is the executable but you can
- * override that with this function.
- */
- void setBinaryExecutable(const char *filename);
-
- /**
- * The socket descriptors for stdout.
- */
- int out[2];
- /**
- * The socket descriptors for stdin.
- */
- int in[2];
- /**
- * The socket descriptors for stderr.
- */
- int err[2];
-
- /**
- * The socket notifier for in[1].
- */
- TQSocketNotifier *innot;
- /**
- * The socket notifier for out[0].
- */
- TQSocketNotifier *outnot;
- /**
- * The socket notifier for err[0].
- */
- TQSocketNotifier *errnot;
-
- /**
- * Lists the communication links that are activated for the child
- * process. Should not be modified from derived classes.
- */
- Communication communication;
-
- /**
- * Called by slotChildOutput() this function copies data arriving from
- * the child process' stdout to the respective buffer and emits the signal
- * receivedStdout().
- */
- int childOutput(int fdno);
-
- /**
- * Called by slotChildError() this function copies data arriving from
- * the child process' stderr to the respective buffer and emits the signal
- * receivedStderr().
- */
- int childError(int fdno);
-
- /**
- * The buffer holding the data that has to be sent to the child
- */
- const char *input_data;
- /**
- * The number of bytes already transmitted
- */
- int input_sent;
- /**
- * The total length of input_data
- */
- int input_total;
-
- /**
- * KProcessController is a friend of KProcess because it has to have
- * access to various data members.
- */
- friend class KProcessController;
-
-protected:
- virtual void virtual_hook( int id, void* data );
-private:
- KProcessPrivate *d;
-};
-
-class KShellProcessPrivate;
-
-/**
-* @obsolete
-*
-* Use KProcess and KProcess::setUseShell(true) instead.
-*
-* @short A class derived from KProcess to start child
-* processes through a shell.
-* @author Christian Czezatke <e9025461@student.tuwien.ac.at>
-*/
-class KDECORE_EXPORT KShellProcess: public KProcess
-{
- Q_OBJECT
-
-public:
-
- /**
- * Constructor
- *
- * If no shellname is specified, the user's default shell is used.
- */
- KShellProcess(const char *shellname=0);
-
- /**
- * Destructor.
- */
- ~KShellProcess();
-
- virtual bool start(RunMode runmode = NotifyOnExit,
- Communication comm = NoCommunication);
-
- static TQString quote(const TQString &arg);
-
-private:
- TQCString shell;
-
-protected:
- virtual void virtual_hook( int id, void* data );
-private:
- KShellProcessPrivate *d;
-};
-
-
-
-#endif
-