Mercurial > hg > octave-lyh
annotate scripts/miscellaneous/what.m @ 8746:5dd06f19e9be
handle commands in the lexer
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Sun, 15 Feb 2009 23:49:15 -0500 |
| parents | cadc73247d65 |
| children | 2c8b2399247b |
| rev | line source |
|---|---|
| 7050 | 1 ## Copyright (C) 2007 David Bateman |
| 2 ## | |
| 3 ## This file is part of Octave. | |
| 4 ## | |
| 5 ## Octave is free software; you can redistribute it and/or modify it | |
| 6 ## under the terms of the GNU General Public License as published by | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License for more details. | |
| 14 ## | |
| 15 ## You should have received a copy of the GNU General Public License | |
| 16 ## along with Octave; see the file COPYING. If not, see | |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 ## -*- texinfo -*- | |
| 20 ## @deftypefn {Command} {} what | |
| 21 ## @deftypefnx {Command} {} what @var{dir} | |
| 22 ## @deftypefnx {Function File} {w =} what (@var{dir}) | |
| 23 ## List the Octave specific files in a directory. If the variable @var{dir} | |
| 24 ## is given then check that directory rather than the current directory. If | |
| 25 ## a return argument is requested, the files found are returned in the | |
| 26 ## structure @var{w}. | |
| 27 ## @seealso{which} | |
| 28 ## @end deftypefn | |
| 29 | |
| 30 function ret = what (d) | |
| 31 | |
| 32 if (nargin == 0) | |
| 33 d = pwd (); | |
| 34 elseif (isempty (strfind (d, filesep ()))) | |
| 8507 | 35 ## Find the appropriate directory on the path. |
| 7050 | 36 p = split (path (), pathsep()); |
| 37 p = cellfun (@(x) deblank (x), mat2cell (p, ones (1, size (p, 1)), ... | |
| 38 size (p, 2)), "UniformOutput", false); | |
| 39 d = p{find (cellfun (@(x) ! isempty (strfind (x, d)), p))(end)}; | |
| 40 else | |
| 41 [status, msg, msgid] = fileattrib (d); | |
| 42 if (status != 1) | |
| 43 error ("could not find the file or path %s", d); | |
| 44 else | |
| 45 d = msg.Name; | |
| 46 endif | |
| 47 endif | |
| 48 | |
| 49 files = dir (d); | |
| 50 w.path = d; | |
| 51 w.m = cell (0, 1); | |
| 52 w.mex = cell (0, 1); | |
| 53 w.oct = cell (0, 1); | |
| 54 w.mat = cell (0, 1); | |
| 55 w.mdl = cell (0, 1); | |
| 56 w.p = cell (0, 1); | |
| 57 w.classes = cell (0, 1); | |
| 58 | |
| 59 for i = 1 : length (files) | |
| 60 n = files(i).name; | |
| 61 ## Ignore . and .. | |
| 62 if (strcmp (n, ".") || strcmp (n, "..")) | |
| 63 continue; | |
| 64 else | |
| 65 ## Ignore mdl and p files | |
| 66 [dummy, f, e] = fileparts (n); | |
| 67 if (strcmp (e, ".m")) | |
| 7208 | 68 w.m{end+1} = n; |
| 7050 | 69 elseif (strcmp (e, mexext ())) |
| 7208 | 70 w.mex{end+1} = n; |
| 7050 | 71 elseif (strcmp (e, ".oct")) |
| 7208 | 72 w.oct{end+1} = n; |
| 7050 | 73 elseif (strcmp (e, ".mat")) |
| 7208 | 74 w.mat{end+1} = n; |
| 7050 | 75 elseif(strcmp (n(1), "@")) |
| 7208 | 76 w.classes{end+1} = n; |
| 7050 | 77 endif |
| 78 endif | |
| 79 endfor | |
| 80 | |
| 81 if (nargout == 0) | |
| 82 __display_filenames__ ("M-files in directory", w.path, w.m); | |
| 83 __display_filenames__ ("\nMEX-files in directory", w.path, w.mex); | |
| 84 __display_filenames__ ("\nOCT-files in directory", w.path, w.oct); | |
| 85 __display_filenames__ ("\nMAT-files in directory", w.path, w.mat); | |
| 86 __display_filenames__ ("\nClasses in directory", w.path, w.classes); | |
| 87 else | |
| 88 ret = w; | |
| 89 endif | |
| 90 endfunction | |
| 91 | |
| 92 function __display_filenames__ (msg, p, f) | |
| 93 if (length (f) > 0) | |
| 94 printf ("%s %s:\n\n", msg, p) | |
| 95 | |
| 96 maxlen = max (cellfun (@(x) length (x), f)); | |
| 97 ncols = max (1, floor (terminal_size()(2) / (maxlen + 3))); | |
| 98 fmt = ""; | |
| 99 for i = 1: ncols | |
| 100 fmt = sprintf ("%s %%-%ds", fmt, maxlen); | |
| 101 endfor | |
| 102 fmt = [fmt, "\n"]; | |
| 103 | |
| 104 nrows = ceil (length (f) / ncols); | |
| 105 for i = 1 : nrows | |
| 106 args = f(i:nrows:end); | |
| 107 if (length (args) < ncols) | |
|
8455
fd11a08a9b31
disallow invalid {}-indexed assigments
Jaroslav Hajek <highegg@gmail.com>
parents:
7208
diff
changeset
|
108 args(end : ncols) = {""}; |
| 7050 | 109 endif |
| 110 printf (fmt, args{:}); | |
| 111 endfor | |
| 112 endif | |
| 113 endfunction |