00001 // Copyright (C) 1999-2002 Open Source Telecom Corporation.
00002 //
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 //
00017 // As a special exception to the GNU General Public License, permission is
00018 // granted for additional uses of the text contained in its release
00019 // of Common C++.
00020 //
00021 // The exception is that, if you link the Common C++ library with other
00022 // files to produce an executable, this does not by itself cause the
00023 // resulting executable to be covered by the GNU General Public License.
00024 // Your use of that executable is in no way restricted on account of
00025 // linking the Common C++ library code into it.
00026 //
00027 // This exception does not however invalidate any other reasons why
00028 // the executable file might be covered by the GNU General Public License.
00029 //
00030 // This exception applies only to the code released under the
00031 // name Common C++. If you copy code from other releases into a copy of
00032 // Common C++, as the General Public License permits, the exception does
00033 // not apply to the code that you add in this way. To avoid misleading
00034 // anyone as to the status of such modified files, you must delete
00035 // this exception notice from them.
00036 //
00037 // If you write modifications of your own for Common C++, it is your choice
00038 // whether to permit this exception to apply to your modifications.
00039 // If you do not wish that, delete this exception notice.
00040
00046 #ifndef CCXX_PROCESS_H_
00047 #define CCXX_PROCESS_H_
00048
00049 #ifndef CCXX_CONFIG_H_
00050 #include <cc++/config.h>
00051 #endif
00052
00053 #ifndef CCXX_THREAD_H_
00054 #include <cc++/thread.h>
00055 #endif
00056
00057 #ifdef CCXX_NAMESPACES
00058 namespace ost {
00059 #endif
00060
00071 class __EXPORT Process
00072 {
00073 public:
00074 #ifndef WIN32
00075 typedef RETSIGTYPE (*Trap)(int);
00081 static void detach(void);
00082
00090 static void attach(const char *devname);
00091
00099 static Trap setPosixSignal(int signo, Trap handler);
00100
00108 static Trap setInterruptSignal(int signo, Trap handler);
00109 #endif
00110
00127 static int spawn(const char *exec, const char **argv, bool wait = true);
00128
00136 static int join(int pid);
00137
00145 static bool cancel(int pid, int sig = 0);
00146
00153 static const char *getEnv(const char *name);
00154
00162 static void setEnv(const char *name, const char *value, bool overwrite);
00163
00169 static const char *getConfigDir(void)
00170 {return ETC_PREFIX;};
00171
00177 static const char *getHomeDir(void);
00178
00184 static const char *getUser(void);
00185
00191 static bool setUser(const char *id, bool grp = true);
00192
00198 static bool setGroup(const char *id);
00199 };
00200
00201 #ifdef CCXX_NAMESPACES
00202 };
00203 #endif
00204
00205 #endif
00206