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
|
########################################################################
##
## Copyright (C) 2014-2024 The Octave Project Developers
##
## See the file COPYRIGHT.md in the top-level directory of this
## distribution or <https://octave.org/copyright/>.
##
## This file is part of Octave.
##
## Octave 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 3 of the License, or
## (at your option) any later version.
##
## Octave 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 Octave; see the file COPYING. If not, see
## <https://www.gnu.org/licenses/>.
##
########################################################################
## -*- texinfo -*-
## @deftypefn {} {[@var{filelines}, @var{startline}, @var{endline}] =} getsavepath (@var{file})
## Undocumented internal function.
## @end deftypefn
function [filelines, startline, endline] = getsavepath (file)
beginstring = "## Begin savepath auto-created section, do not edit";
endstring = "## End savepath auto-created section";
## Read in the file while checking for errors along the way.
startline = endline = 0;
filelines = {};
if (exist (file) == 2)
[fid, msg] = fopen (file, "rt");
if (fid < 0)
error ("getsavepath: could not open file, %s: %s", file, msg);
endif
linenum = 0;
while (ischar (line = fgetl (fid)))
filelines{++linenum} = line;
## Find the first and last lines if they exist in the file.
if (strcmp (line, beginstring))
startline = linenum;
elseif (strcmp (line, endstring))
endline = linenum;
endif
endwhile
if (fclose (fid) < 0)
error ("getsavepath: could not close file after reading, %s", file);
endif
endif
## Verify the file was correctly formatted.
if (startline > endline || (startline > 0 && endline == 0))
error ("getsavepath: unable to parse file, %s", file);
endif
endfunction
|
