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// EShellProcess.h
#ifndef ESHELLPROCESS_H_INCLUDED
#define ESHELLPROCESS_H_INCLUDED
#include <string>
#include <iostream>
using std::string;
/**
License: See LICENSE file in this directory.
Author: stephan@wanderinghorse.net
*/
class EShellProcess
{
public:
/**
For running shell processes. Note that the
functions DO NOT follow the conventions set forth
by EArgsProcessor: they do not treat argument 0
specially.
*/
EShellProcess(){};
~EShellProcess() {};
/**
Runs the given command line using popen() and
returns 0 on success, or non-zero on failure. All
output generated by the process (to stdout or
stderr) will be sent, character by character, to
the given outstream.
*/
int pipe( const std::string &, std::ostream & os );
/**
calls fork()/exec().
Largely untested.
A serious limitation: input string may have no more
than some arbitrary number of tokens (as counted by
EStdStringTokenizer::tokenize()).
*/
int fork( const std::string &, std::ostream & os );
/**
calls ::system(). Note that os is ignored, but
provided for API compatibility. It may be used in
some way in the future.
*/
int system( const std::string &, std::ostream & os = std::cout );
private:
EShellProcess( const EShellProcess & );
EShellProcess & operator=( const EShellProcess & );
void init(){};
};
#endif // ESHELLPROCESS_H_INCLUDED
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