/usr/share/jed/lib/buf.sl is in jed-common 1:0.99.19-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | %% Buffer routines for Jed. Functions included here are:
%%
%% save_buffers : saves buffers that are associated with a file
%% with no user intervention
%% recover_file : restore buffer from autosave file.
%%
%%
%!%+
%\function{save_buffers}
%\synopsis{save_buffers}
%\usage{Void save_buffers ();}
%\description
% Save all modified buffers that are associated with a file without
% user intervention.
%!%-
define save_buffers ()
{
variable file, dir, flags, buf, ch;
loop (buffer_list())
{
buf = ();
ch = int(buf);
if ((ch == 32) or (ch == '*')) continue; %% internal buffer or special
(file, dir,, flags) = getbuf_info (buf);
!if (strlen(file)) continue; %% no file assciated with it
if (flags & 1)
{
setbuf(buf);
() = write_buffer(dircat (dir, file));
}
}
}
%% write region to file
define write_region()
{
variable file;
!if (markp) error("Set Mark first!");
file = read_file_from_mini("File:");
write_region_to_file(file);
}
define append_region ()
{
variable file;
!if (markp) error("Set Mark first!");
file = read_file_from_mini("Append to File:");
if (-1 == append_region_to_file(file)) error ("Append failed.");
}
;%% restores buffer from autosave file.
define recover_file ()
{
variable flags, file, dir, as, buf;
(file, dir,, flags) = getbuf_info();
!if (strlen(file)) error("Buffer not associated with a file.");
as = make_autosave_filename (dir, file);
if (file_status(as) != 1)
{
error (as + " not readable.");
}
buf = whatbuf();
as;
if (file_time_compare(as, dircat (dir, file)))
{
" more recent. Use it";
}
else " not recent. Use it";
if (get_yes_no(() + ()) > 0)
{
what_line();
setbuf(buf);
erase_buffer();
() = insert_file(as);
goto_line();
}
}
%!%+
%\function{next_buffer}
%\synopsis{Cycle through the list of buffers}
%\usage{Void next_buffer ()}
%\description
% Switches to the next in the list of buffers.
%\notes
% (This is the same function as mouse_next_buffer in mouse.sl)
%\seealso{buffer_list, list_buffers}
%!%-
public define next_buffer ()
{
variable n, buf, cbuf = whatbuf ();
n = buffer_list (); %/* buffers on stack */
loop (n)
{
buf = ();
n--;
if (buf[0] == ' ') % hidden buffers like " <mini>"
continue;
sw2buf (buf);
_pop_n (n);
return;
}
}
%{{{ save_buffer_as(force_overwrite = 0)
%!%+
%\function{save_buffer_as}
%\synopsis{Save the buffer to a different file/directory}
%\usage{Void save_buffer_as(force_overwrite=0)}
%\description
% Asks for a new filename and saves the buffer under this name.
% Asks before overwriting an existing file, if not called with
% force_overwrite=1.
% Sets readonly flag to 0, becouse if we are able to write,
% we can also modify.
%\seealso{save_buffer, write_buffer}
%!%-
define save_buffer_as ()
{
variable force_overwrite = 0;
if (_NARGS)
force_overwrite = ();
variable file = read_file_from_mini(sprintf("Save %s to:", whatbuf()));
!if (strlen(file))
return;
if (file_status(file) == 2) % directory
file = path_concat (file, extract_element(whatbuf(), 0, ' '));
if ((force_overwrite == 0)
and (1 == file_status (file)))
{
if (1 != get_y_or_n (sprintf ("File \"%s\" exists, overwrite?", file)))
return;
}
() = write_buffer(file);
set_readonly(0); % if we are able to write, we can also modify
}
%}}}
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