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a/src/utils/execmd.h |
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b/src/utils/execmd.h |
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*/
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*/
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#ifndef _EXECMD_H_INCLUDED_
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#ifndef _EXECMD_H_INCLUDED_
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#define _EXECMD_H_INCLUDED_
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#define _EXECMD_H_INCLUDED_
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#include <signal.h>
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#include <signal.h>
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#include <string>
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#include <string>
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#include <list>
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#include <vector>
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#include <vector>
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#include <stack>
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#include <stack>
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#ifndef NO_NAMESPACES
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#ifndef NO_NAMESPACES
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using std::list;
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using std::string;
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using std::string;
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using std::vector;
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using std::vector;
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using std::stack;
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using std::stack;
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#endif
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#endif
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* The function is exception-safe. In case an exception occurs in the
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* The function is exception-safe. In case an exception occurs in the
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* advise callback, fds and pids will be cleaned-up properly.
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* advise callback, fds and pids will be cleaned-up properly.
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*
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*
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* @param cmd the program to execute. This must be an absolute file name
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* @param cmd the program to execute. This must be an absolute file name
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* or exist in the PATH.
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* or exist in the PATH.
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* @param args the argument list (NOT including argv[0]).
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* @param args the argument vector (NOT including argv[0]).
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* @param input Input to send TO the command.
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* @param input Input to send TO the command.
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* @param output Output FROM the command.
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* @param output Output FROM the command.
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* @return the exec ouput status (0 if ok), or -1
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* @return the exec ouput status (0 if ok), or -1
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*/
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*/
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int doexec(const string &cmd, const list<string>& args,
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int doexec(const string &cmd, const vector<string>& args,
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const string *input = 0,
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const string *input = 0,
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string *output = 0);
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string *output = 0);
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/*
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/*
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* The next four methods can be used when a Q/A dialog needs to be
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* The next four methods can be used when a Q/A dialog needs to be
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* performed with the command
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* performed with the command
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*/
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*/
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int startExec(const string &cmd, const list<string>& args,
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int startExec(const string &cmd, const vector<string>& args,
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bool has_input, bool has_output);
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bool has_input, bool has_output);
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int send(const string& data);
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int send(const string& data);
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int receive(string& data, int cnt = -1);
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int receive(string& data, int cnt = -1);
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int getline(string& data);
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int getline(string& data);
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int wait();
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int wait();
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m_pipein[0] = m_pipein[1] = m_pipeout[0] = m_pipeout[1] = -1;
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m_pipein[0] = m_pipein[1] = m_pipeout[0] = m_pipeout[1] = -1;
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m_pid = -1;
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m_pid = -1;
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sigemptyset(&m_blkcld);
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sigemptyset(&m_blkcld);
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}
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}
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// Child process code
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// Child process code
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void dochild(const string &cmd, const list<string>& args,
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void dochild(const string &cmd, const vector<string>& args,
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bool has_input, bool has_output);
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bool has_input, bool has_output);
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/* Copyconst and assignment private and forbidden */
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/* Copyconst and assignment private and forbidden */
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ExecCmd(const ExecCmd &) {}
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ExecCmd(const ExecCmd &) {}
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ExecCmd& operator=(const ExecCmd &) {return *this;};
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ExecCmd& operator=(const ExecCmd &) {return *this;};
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};
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};
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