/usr/include/d/gtkd-3/gio/SubprocessLauncher.d is in libgtkd-3-dev 3.7.5-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* This file is part of gtkD.
*
* gtkD is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version, with
* some exceptions, please read the COPYING file.
*
* gtkD 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with gtkD; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
*/
// generated automatically - do not change
// find conversion definition on APILookup.txt
// implement new conversion functionalities on the wrap.utils pakage
module gio.SubprocessLauncher;
private import gio.Subprocess;
private import gio.c.functions;
public import gio.c.types;
private import glib.ConstructionException;
private import glib.ErrorG;
private import glib.GException;
private import glib.Str;
private import gobject.ObjectG;
public import gtkc.giotypes;
/**
* This class contains a set of options for launching child processes,
* such as where its standard input and output will be directed, the
* argument list, the environment, and more.
*
* While the #GSubprocess class has high level functions covering
* popular cases, use of this class allows access to more advanced
* options. It can also be used to launch multiple subprocesses with
* a similar configuration.
*
* Since: 2.40
*/
public class SubprocessLauncher : ObjectG
{
/** the main Gtk struct */
protected GSubprocessLauncher* gSubprocessLauncher;
/** Get the main Gtk struct */
public GSubprocessLauncher* getSubprocessLauncherStruct(bool transferOwnership = false)
{
if (transferOwnership)
ownedRef = false;
return gSubprocessLauncher;
}
/** the main Gtk struct as a void* */
protected override void* getStruct()
{
return cast(void*)gSubprocessLauncher;
}
protected override void setStruct(GObject* obj)
{
gSubprocessLauncher = cast(GSubprocessLauncher*)obj;
super.setStruct(obj);
}
/**
* Sets our main struct and passes it to the parent class.
*/
public this (GSubprocessLauncher* gSubprocessLauncher, bool ownedRef = false)
{
this.gSubprocessLauncher = gSubprocessLauncher;
super(cast(GObject*)gSubprocessLauncher, ownedRef);
}
/** */
public static GType getType()
{
return g_subprocess_launcher_get_type();
}
/**
* Creates a new #GSubprocessLauncher.
*
* The launcher is created with the default options. A copy of the
* environment of the calling process is made at the time of this call
* and will be used as the environment that the process is launched in.
*
* Params:
* flags = #GSubprocessFlags
*
* Since: 2.40
*
* Throws: ConstructionException GTK+ fails to create the object.
*/
public this(GSubprocessFlags flags)
{
auto p = g_subprocess_launcher_new(flags);
if(p is null)
{
throw new ConstructionException("null returned by new");
}
this(cast(GSubprocessLauncher*) p, true);
}
/**
* Returns the value of the environment variable @variable in the
* environment of processes launched from this launcher.
*
* On UNIX, the returned string can be an arbitrary byte string.
* On Windows, it will be UTF-8.
*
* Params:
* variable = the environment variable to get
*
* Returns: the value of the environment variable, %NULL if unset
*
* Since: 2.40
*/
public string getenv(string variable)
{
return Str.toString(g_subprocess_launcher_getenv(gSubprocessLauncher, Str.toStringz(variable)));
}
/**
* Sets up a child setup function.
*
* The child setup function will be called after fork() but before
* exec() on the child's side.
*
* @destroy_notify will not be automatically called on the child's side
* of the fork(). It will only be called when the last reference on the
* #GSubprocessLauncher is dropped or when a new child setup function is
* given.
*
* %NULL can be given as @child_setup to disable the functionality.
*
* Child setup functions are only available on UNIX.
*
* Params:
* childSetup = a #GSpawnChildSetupFunc to use as the child setup function
* userData = user data for @child_setup
* destroyNotify = a #GDestroyNotify for @user_data
*
* Since: 2.40
*/
public void setChildSetup(GSpawnChildSetupFunc childSetup, void* userData, GDestroyNotify destroyNotify)
{
g_subprocess_launcher_set_child_setup(gSubprocessLauncher, childSetup, userData, destroyNotify);
}
/**
* Sets the current working directory that processes will be launched
* with.
*
* By default processes are launched with the current working directory
* of the launching process at the time of launch.
*
* Params:
* cwd = the cwd for launched processes
*
* Since: 2.40
*/
public void setCwd(string cwd)
{
g_subprocess_launcher_set_cwd(gSubprocessLauncher, Str.toStringz(cwd));
}
/**
* Replace the entire environment of processes launched from this
* launcher with the given 'environ' variable.
*
* Typically you will build this variable by using g_listenv() to copy
* the process 'environ' and using the functions g_environ_setenv(),
* g_environ_unsetenv(), etc.
*
* As an alternative, you can use g_subprocess_launcher_setenv(),
* g_subprocess_launcher_unsetenv(), etc.
*
* Pass an empty array to set an empty environment. Pass %NULL to inherit the
* parent process’ environment. As of GLib 2.54, the parent process’ environment
* will be copied when g_subprocess_launcher_set_environ() is called.
* Previously, it was copied when the subprocess was executed. This means the
* copied environment may now be modified (using g_subprocess_launcher_setenv(),
* etc.) before launching the subprocess.
*
* On UNIX, all strings in this array can be arbitrary byte strings.
* On Windows, they should be in UTF-8.
*
* Params:
* env = the replacement environment
*
* Since: 2.40
*/
public void setEnviron(string[] env)
{
g_subprocess_launcher_set_environ(gSubprocessLauncher, Str.toStringzArray(env));
}
/**
* Sets the flags on the launcher.
*
* The default flags are %G_SUBPROCESS_FLAGS_NONE.
*
* You may not set flags that specify conflicting options for how to
* handle a particular stdio stream (eg: specifying both
* %G_SUBPROCESS_FLAGS_STDIN_PIPE and
* %G_SUBPROCESS_FLAGS_STDIN_INHERIT).
*
* You may also not set a flag that conflicts with a previous call to a
* function like g_subprocess_launcher_set_stdin_file_path() or
* g_subprocess_launcher_take_stdout_fd().
*
* Params:
* flags = #GSubprocessFlags
*
* Since: 2.40
*/
public void setFlags(GSubprocessFlags flags)
{
g_subprocess_launcher_set_flags(gSubprocessLauncher, flags);
}
/**
* Sets the file path to use as the stderr for spawned processes.
*
* If @path is %NULL then any previously given path is unset.
*
* The file will be created or truncated when the process is spawned, as
* would be the case if using '2>' at the shell.
*
* If you want to send both stdout and stderr to the same file then use
* %G_SUBPROCESS_FLAGS_STDERR_MERGE.
*
* You may not set a stderr file path if a stderr fd is already set or
* if the launcher flags contain any flags directing stderr elsewhere.
*
* This feature is only available on UNIX.
*
* Params:
* path = a filename or %NULL
*
* Since: 2.40
*/
public void setStderrFilePath(string path)
{
g_subprocess_launcher_set_stderr_file_path(gSubprocessLauncher, Str.toStringz(path));
}
/**
* Sets the file path to use as the stdin for spawned processes.
*
* If @path is %NULL then any previously given path is unset.
*
* The file must exist or spawning the process will fail.
*
* You may not set a stdin file path if a stdin fd is already set or if
* the launcher flags contain any flags directing stdin elsewhere.
*
* This feature is only available on UNIX.
*
* Since: 2.40
*/
public void setStdinFilePath(string path)
{
g_subprocess_launcher_set_stdin_file_path(gSubprocessLauncher, Str.toStringz(path));
}
/**
* Sets the file path to use as the stdout for spawned processes.
*
* If @path is %NULL then any previously given path is unset.
*
* The file will be created or truncated when the process is spawned, as
* would be the case if using '>' at the shell.
*
* You may not set a stdout file path if a stdout fd is already set or
* if the launcher flags contain any flags directing stdout elsewhere.
*
* This feature is only available on UNIX.
*
* Params:
* path = a filename or %NULL
*
* Since: 2.40
*/
public void setStdoutFilePath(string path)
{
g_subprocess_launcher_set_stdout_file_path(gSubprocessLauncher, Str.toStringz(path));
}
/**
* Sets the environment variable @variable in the environment of
* processes launched from this launcher.
*
* On UNIX, both the variable's name and value can be arbitrary byte
* strings, except that the variable's name cannot contain '='.
* On Windows, they should be in UTF-8.
*
* Params:
* variable = the environment variable to set, must not contain '='
* value = the new value for the variable
* overwrite = whether to change the variable if it already exists
*
* Since: 2.40
*/
public void setenv(string variable, string value, bool overwrite)
{
g_subprocess_launcher_setenv(gSubprocessLauncher, Str.toStringz(variable), Str.toStringz(value), overwrite);
}
/**
* Creates a #GSubprocess given a provided array of arguments.
*
* Params:
* argv = Command line arguments
*
* Returns: A new #GSubprocess, or %NULL on error (and @error will be set)
*
* Since: 2.40
*
* Throws: GException on failure.
*/
public Subprocess spawnv(string[] argv)
{
GError* err = null;
auto p = g_subprocess_launcher_spawnv(gSubprocessLauncher, Str.toStringzArray(argv), &err);
if (err !is null)
{
throw new GException( new ErrorG(err) );
}
if(p is null)
{
return null;
}
return ObjectG.getDObject!(Subprocess)(cast(GSubprocess*) p, true);
}
/**
* Transfer an arbitrary file descriptor from parent process to the
* child. This function takes "ownership" of the fd; it will be closed
* in the parent when @self is freed.
*
* By default, all file descriptors from the parent will be closed.
* This function allows you to create (for example) a custom pipe() or
* socketpair() before launching the process, and choose the target
* descriptor in the child.
*
* An example use case is GNUPG, which has a command line argument
* --passphrase-fd providing a file descriptor number where it expects
* the passphrase to be written.
*
* Params:
* sourceFd = File descriptor in parent process
* targetFd = Target descriptor for child process
*/
public void takeFd(int sourceFd, int targetFd)
{
g_subprocess_launcher_take_fd(gSubprocessLauncher, sourceFd, targetFd);
}
/**
* Sets the file descriptor to use as the stderr for spawned processes.
*
* If @fd is -1 then any previously given fd is unset.
*
* Note that the default behaviour is to pass stderr through to the
* stderr of the parent process.
*
* The passed @fd belongs to the #GSubprocessLauncher. It will be
* automatically closed when the launcher is finalized. The file
* descriptor will also be closed on the child side when executing the
* spawned process.
*
* You may not set a stderr fd if a stderr file path is already set or
* if the launcher flags contain any flags directing stderr elsewhere.
*
* This feature is only available on UNIX.
*
* Params:
* fd = a file descriptor, or -1
*
* Since: 2.40
*/
public void takeStderrFd(int fd)
{
g_subprocess_launcher_take_stderr_fd(gSubprocessLauncher, fd);
}
/**
* Sets the file descriptor to use as the stdin for spawned processes.
*
* If @fd is -1 then any previously given fd is unset.
*
* Note that if your intention is to have the stdin of the calling
* process inherited by the child then %G_SUBPROCESS_FLAGS_STDIN_INHERIT
* is a better way to go about doing that.
*
* The passed @fd is noted but will not be touched in the current
* process. It is therefore necessary that it be kept open by the
* caller until the subprocess is spawned. The file descriptor will
* also not be explicitly closed on the child side, so it must be marked
* O_CLOEXEC if that's what you want.
*
* You may not set a stdin fd if a stdin file path is already set or if
* the launcher flags contain any flags directing stdin elsewhere.
*
* This feature is only available on UNIX.
*
* Params:
* fd = a file descriptor, or -1
*
* Since: 2.40
*/
public void takeStdinFd(int fd)
{
g_subprocess_launcher_take_stdin_fd(gSubprocessLauncher, fd);
}
/**
* Sets the file descriptor to use as the stdout for spawned processes.
*
* If @fd is -1 then any previously given fd is unset.
*
* Note that the default behaviour is to pass stdout through to the
* stdout of the parent process.
*
* The passed @fd is noted but will not be touched in the current
* process. It is therefore necessary that it be kept open by the
* caller until the subprocess is spawned. The file descriptor will
* also not be explicitly closed on the child side, so it must be marked
* O_CLOEXEC if that's what you want.
*
* You may not set a stdout fd if a stdout file path is already set or
* if the launcher flags contain any flags directing stdout elsewhere.
*
* This feature is only available on UNIX.
*
* Params:
* fd = a file descriptor, or -1
*
* Since: 2.40
*/
public void takeStdoutFd(int fd)
{
g_subprocess_launcher_take_stdout_fd(gSubprocessLauncher, fd);
}
/**
* Removes the environment variable @variable from the environment of
* processes launched from this launcher.
*
* On UNIX, the variable's name can be an arbitrary byte string not
* containing '='. On Windows, it should be in UTF-8.
*
* Params:
* variable = the environment variable to unset, must not contain '='
*
* Since: 2.40
*/
public void unsetenv(string variable)
{
g_subprocess_launcher_unsetenv(gSubprocessLauncher, Str.toStringz(variable));
}
}
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