2 // source-file.hh -- declare Source_file
4 // copyright 1997 Jan Nieuwenhuizen <janneke@gnu.org>
11 #include "flower-proto.hh"
13 #include "interval.hh"
16 class for reading and mapping a file.
18 duplicates a lot of Data_file and Text_stream.
19 should look at including Data_file's functionality:
20 get_line (), get_word () here.
26 /** Ugh! filename gets changed! The path to the opened file may
27 change, since it might be searched in multiple directories. */
28 Source_file (String filename_str_r );
30 Source_file (String name_str, String data_str);
31 virtual ~Source_file ();
33 char const* ch_C () const;
34 virtual String error_str (char const* pos_ch_C ) const;
35 std::istream * istream_l ();
36 bool in_b (char const* pos_ch_C ) const;
37 int length_i () const;
38 virtual int line_i (char const* pos_ch_C ) const;
39 String name_str () const;
40 String file_line_column_str (char const* ch_C ) const;
43 char const* seek_ch_C (int n);
44 // return here + n bytes
45 char const* forward_ch_C (int n);
46 char const* pos_ch_C () { return pos_ch_C_; }
47 String get_str (int n);
48 void set_pos (char const * pos_ch_C);
50 Slice line_slice (char const* pos_ch_C) const;
51 String line_str (char const* pos_ch_C) const;
52 int column_i (char const* pos_ch_C) const;
53 int char_i (char const* pos_ch_C) const;
58 char const* pos_ch_C_;
62 std::istream* istream_p_;
63 File_storage * storage_p_;
66 #endif // SOURCE_FILE_HH //