GNU Octave  4.2.1
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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procstream.cc
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1 /*
2 
3 Copyright (C) 1993-2017 John W. Eaton
4 
5 This file is part of Octave.
6 
7 Octave is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 Octave is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with Octave; see the file COPYING. If not, see
19 <http://www.gnu.org/licenses/>.
20 
21 */
22 
23 #if defined (HAVE_CONFIG_H)
24 # include "config.h"
25 #endif
26 
27 #include <iostream>
28 
29 #include "procstream.h"
30 
32 {
33  pb_init ();
34 
35  if (! pb.open (command.c_str (), mode))
36  std::ios::setstate (std::ios::badbit);
37 }
38 
40 {
41  pb_init ();
42 
43  if (! pb.open (command, mode))
44  std::ios::setstate (std::ios::badbit);
45 }
46 
47 void
48 procstreambase::open (const char *command, int mode)
49 {
50  clear ();
51 
52  if (! pb.open (command, mode))
53  std::ios::setstate (std::ios::badbit);
54 }
55 
56 int
58 {
59  int status = 0;
60 
61  if (is_open ())
62  {
63  if (! pb.close ())
64  std::ios::setstate (std::ios::failbit);
65 
66  status = pb.wait_status ();
67  }
68 
69  return status;
70 }
int wait_status(void) const
Definition: oct-procbuf.h:54
octave_procbuf * open(const char *command, int mode)
Definition: oct-procbuf.cc:69
Return the CPU time used by your Octave session The first output is the total time spent executing your process and is equal to the sum of second and third which are the number of CPU seconds spent executing in user mode and the number of CPU seconds spent executing in system mode
Definition: data.cc:6386
void open(const std::string &name, int mode)
Definition: procstream.h:50
to define functions rather than attempting to enter them directly on the command line The block of commands is executed as soon as you exit the editor To avoid executing any simply delete all the lines from the buffer before leaving the editor When invoked with no edit the previously executed command
Definition: oct-hist.cc:587
int is_open(void) const
Definition: procstream.h:55
int close(void)
Definition: procstream.cc:57
octave_procbuf * close(void)
Definition: oct-procbuf.cc:175
void pb_init(void)
Definition: procstream.h:67
procstreambase(void)
Definition: procstream.h:42
octave_procbuf pb
Definition: procstream.h:65
static void clear(octave::dynamic_library &oct_file)
Definition: dynamic-ld.cc:230
If this string is the system will ring the terminal sometimes it is useful to be able to print the original representation of the string
Definition: utils.cc:854