/usr/include/modglue/process.hh is in libmodglue1-dev 1.17-2.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | /*
$Id: process.hh,v 1.9 2007/02/19 11:01:16 peekas Exp $
Process class (for forking external processes)
Copyright (C) 2001-2009 Kasper Peeters <kasper.peeters@aei.mpg.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef process_hh_
#define process_hh_
#include <string>
#include <vector>
#include <map>
#include <set>
#include <unistd.h>
#include <sigc++/sigc++.h>
//#include <proj++/thread.hh>
//#include <proj++/thread_mutex.hh>
namespace modglue {
/// A class to start external processes and communicate with them in a blocking
/// way. If you need asynchronous communication, use the ext_process class.
class child_process {
public:
child_process(const std::string&);
child_process(const std::string&, const std::vector<std::string>&);
~child_process();
/// Higher-level communication with the external process.
void call(const std::string& stdin_txt, std::string& stdout_txt);
void call(const std::string& stdin_txt, std::string& stdout_txt, std::string& stderr_txt);
void write(const std::string&);
void read(std::string&);
/// Compatibility functions mimicking Unix read/write.
ssize_t read(void *, size_t len);
ssize_t write(void *, size_t len);
/// Starting and stopping.
void fork(); // start the process
void terminate(); // terminate the process with kill
void close(); // close all pipes
void wait(); // wait until process ends
pid_t get_pid() const;
/// Name and arguments of the child process
std::string name;
std::vector<std::string> args;
child_process& operator<<(const std::string&);
/// Pipe related members
void standard_pipes();
class fd_pair {
public:
enum direction_t { child_output, child_input };
fd_pair(int, direction_t);
int child_fd; // better call this `external_fd'
int parent_fd; // and this `our_fd'
direction_t direction;
};
std::vector<fd_pair> pipes;
private:
pid_t pid_;
};
};
#endif
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