File: example6.e

package info (click to toggle)
smarteiffel 1.1-11
  • links: PTS
  • area: main
  • in suites: etch, etch-m68k
  • size: 12,288 kB
  • ctags: 40,785
  • sloc: ansic: 35,791; lisp: 4,036; sh: 1,783; java: 895; ruby: 613; python: 209; makefile: 115; csh: 78; cpp: 50
file content (60 lines) | stat: -rw-r--r-- 1,872 bytes parent folder | download | duplicates (3)
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
class EXAMPLE6
--
-- This example shows how to create a new directory, how to change
-- the current working directory.
--
   
creation make
   
feature {NONE}

   make is
      local
         directory_path: STRING;
         basic_directory: BASIC_DIRECTORY;
      do
         basic_directory.connect_to_current_working_directory;
         directory_path := basic_directory.last_entry.twin;
         basic_directory.disconnect;
         io.put_string("Initial working directory is %"");
         io.put_string(directory_path);
         io.put_string("%".%N");

         basic_directory.compute_parent_directory_of(directory_path);
         directory_path := basic_directory.last_entry.twin;
         basic_directory.change_current_working_directory(directory_path);
         if basic_directory.last_entry.is_empty then
            io.put_string("Unable to change working directory to %"");
            io.put_string(directory_path);
            io.put_string("%".%N");
            die_with_code(exit_failure_code);
         end;
         basic_directory.connect_to_current_working_directory;
         directory_path := basic_directory.last_entry.twin;
         io.put_string("New working directory is %"");
         io.put_string(directory_path);
         io.put_string("%".%N");
         display_content_of(basic_directory);
      end;

   display_content_of(basic_directory: BASIC_DIRECTORY) is
      require
         basic_directory.is_connected
      do
         from
            basic_directory.read_entry;
         until
            basic_directory.end_of_input
         loop
            io.put_character('%T');
            io.put_string(basic_directory.last_entry);
            io.put_character('%N');
            basic_directory.read_entry;
         end;
         basic_directory.disconnect;
      ensure
         not basic_directory.is_connected
      end;

end