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# spawn.h

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    00001 /*  Inti: Integrated Foundation Classes
    00002  *  Copyright (C) 2003 The Inti Development Team.
    00003  *
    00004  *  This program is free software; you can redistribute it and/or modify
    00005  *  it under the terms of the GNU General Public License as published by
    00006  *  the Free Software Foundation; either version 2 of the License, or
    00007  *  (at your option) any later version.
    00008  *
    00009  *  This program is distributed in the hope that it will be useful,
    00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00012  *  GNU Library General Public License for more details.
    00013  *
    00014  *  You should have received a copy of the GNU Library General Public License
    00015  *  along with this program; if not, write to the Free Software
    00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
    00017  */
    00018
    00021
    00022 #ifndef INTI_G_SPAWN_H
    00023 #define INTI_G_SPAWN_H
    00024
    00025 #ifndef INTI_STACK_OBJECT_H
    00026 #include <inti/stackobject.h>
    00027 #endif
    00028
    00029 #ifndef INTI_SLOT_H
    00030 #include <inti/slot.h>
    00031 #endif
    00032
    00033 #ifndef __G_SPAWN_H__
    00034 #include <glib/gspawn.h>
    00035 #endif
    00036
    00037 #ifndef _CPP_VECTOR
    00038 #include <vector>
    00039 #endif
    00040
    00041 namespace Inti {
    00042
    00043 namespace G {
    00044
    00045 class Error;
    00046 class SpawnData;
    00047 class SpawnAsyncData;
    00048 class SpawnSyncData;
    00049
    00052
    00053 enum SpawnFlags
    00054 {
    00055         SPAWN_LEAVE_DESCRIPTORS_OPEN = G_SPAWN_LEAVE_DESCRIPTORS_OPEN,
    00059
    00060         SPAWN_DO_NOT_REAP_CHILD = G_SPAWN_DO_NOT_REAP_CHILD,
    00063
    00064         SPAWN_SEARCH_PATH = G_SPAWN_SEARCH_PATH,
    00066
    00067         SPAWN_STDOUT_TO_DEV_NULL = G_SPAWN_STDOUT_TO_DEV_NULL,
    00070
    00071         SPAWN_STDERR_TO_DEV_NULL = G_SPAWN_STDERR_TO_DEV_NULL,
    00073
    00074         SPAWN_CHILD_INHERITS_STDIN = G_SPAWN_CHILD_INHERITS_STDIN,
    00077
    00078         SPAWN_FILE_AND_ARGV_ZERO = G_SPAWN_FILE_AND_ARGV_ZERO
    00082 };
    00083
    00085
    00086 typedef unsigned int SpawnFlagsField;
    00087
    00105
    00106 class Spawn : public StackObject
    00107 {
    00108         Spawn(const Spawn&);
    00109         Spawn& operator=(const Spawn&);
    00110
    00111         SpawnData *data_;
    00112
    00113 protected:
    00116
    00117         Spawn();
    00119
    00123
    00124         const char* get_working_directory() const;
    00126
    00127         char** get_argv() const;
    00129
    00130         char** get_envp() const;
    00132
    00133         GSpawnFlags get_flags() const;
    00135
    00139
    00140         void set_arguments(const std::vector<std::string>& argv, SpawnFlagsField flags);
    00144
    00145         void set_arguments(const std::string& command_line, G::Error *error);
    00151
    00153
    00154 public:
    00155         typedef Slot0<void> ChildSetupSlot;
    00166
    00169
    00170         ~Spawn();
    00172
    00176
    00177         void set_working_directory(const std::string& working_directory);
    00182
    00183         void set_enviroment(std::vector<std::string>& envp);
    00190
    00192 };
    00193
    00287
    00288 class SpawnAsync : public Spawn
    00289 {
    00290         SpawnAsync(const SpawnAsync&);
    00291         SpawnAsync& operator=(const SpawnAsync&);
    00292
    00293         SpawnAsyncData *data_;
    00294
    00295 public:
    00298
    00299         SpawnAsync(const std::vector<std::string>& argv, SpawnFlagsField flags = 0);
    00308
    00309         SpawnAsync(const std::string& command_line, G::Error *error);
    00321
    00322         ~SpawnAsync();
    00324
    00328
    00329         int process_id() const;
    00331
    00335
    00336         bool execute(G::Error *error, const ChildSetupSlot *slot = 0);
    00342
    00343         void set_standard_input(int& standard_input);
    00346
    00347         void set_standard_output(int& standard_output);
    00350
    00351         void set_standard_error(int& standard_error);
    00354
    00356 };
    00357
    00394
    00395 class SpawnSync : public Spawn
    00396 {
    00397         SpawnSync(const SpawnSync&);
    00398         SpawnSync& operator=(const SpawnSync&);
    00399
    00400         SpawnSyncData *data_;
    00401
    00402 public:
    00405
    00406         SpawnSync(const std::vector<std::string>& argv, SpawnFlagsField flags = 0);
    00415
    00416         SpawnSync(const std::string& command_line, G::Error *error);
    00428
    00429         ~SpawnSync();
    00431
    00435
    00436         int exit_status() const;
    00439
    00440         std::string standard_output() const;
    00443
    00444         std::string standard_error() const;
    00447
    00451
    00452         bool execute(G::Error *error, const ChildSetupSlot *slot = 0);
    00458
    00460 };
    00461
    00462 } // namespace G
    00463
    00464 } // namespace Inti
    00465
    00466 #endif // INTI_G_SPAWN_H
    00467

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