diff options
Diffstat (limited to 'README.multi-tty')
| -rw-r--r-- | README.multi-tty | 77 |
1 files changed, 50 insertions, 27 deletions
diff --git a/README.multi-tty b/README.multi-tty index 31e71446039..c8cd7279adf 100644 --- a/README.multi-tty +++ b/README.multi-tty | |||
| @@ -25,19 +25,18 @@ STATUS | |||
| 25 | ------ | 25 | ------ |
| 26 | 26 | ||
| 27 | We can create frames on new tty devices, but there are problems with | 27 | We can create frames on new tty devices, but there are problems with |
| 28 | refresh (only the (single) selected frame is refreshed), and input is | 28 | redisplay. Input is read from all terminals (NOT via MULTIKBOARD!). |
| 29 | read only from the initial terminal. At the moment, the type of the | 29 | At the moment, the type of the new terminals must be the same as the |
| 30 | new terminals must be the same as the initial terminal. | 30 | initial terminal. Emacsclient is extended to support opening a new |
| 31 | terminal frame. | ||
| 31 | 32 | ||
| 32 | To try it out, start up emacs, and evaluate the following: | 33 | To try it out, start up the emacs server (M-x server-start), and then |
| 34 | start emacsclient with | ||
| 33 | 35 | ||
| 34 | (make-terminal-frame '((tty . "/dev/pts/5") (tty-type . "xterm"))) | 36 | emacsclient -h |
| 35 | 37 | ||
| 36 | (With your own values, of course.) If you switch to the new frame | 38 | If you exit emacs, both terminals are restored to their previous |
| 37 | with M-x other-frame, the new tty is refreshed with the frame | 39 | states. |
| 38 | contents. The result of input from the original terminal appears on | ||
| 39 | the new. If you exit emacs, both terminals are restored to their | ||
| 40 | previous states. | ||
| 41 | 40 | ||
| 42 | X, Mac, Windows and DOS support is broken. | 41 | X, Mac, Windows and DOS support is broken. |
| 43 | 42 | ||
| @@ -50,6 +49,8 @@ For the NEWS file: | |||
| 50 | specify a terminal device (`tty' parameter) and a terminal type | 49 | specify a terminal device (`tty' parameter) and a terminal type |
| 51 | (`tty-type' parameter) to `make-terminal-frame'. | 50 | (`tty-type' parameter) to `make-terminal-frame'. |
| 52 | 51 | ||
| 52 | ** Emacsclient has been extended to support opening a new terminal | ||
| 53 | frame. | ||
| 53 | 54 | ||
| 54 | CHANGELOG | 55 | CHANGELOG |
| 55 | --------- | 56 | --------- |
| @@ -76,15 +77,50 @@ THINGS THAT ARE DONE | |||
| 76 | (Done, new frame parameters: `tty' and `tty-type'.) | 77 | (Done, new frame parameters: `tty' and `tty-type'.) |
| 77 | 78 | ||
| 78 | 79 | ||
| 80 | -- Implement support for reading from multiple terminals. | ||
| 81 | |||
| 82 | (Done, read_avail_input tries to read from each terminal, until one | ||
| 83 | succeeds.) | ||
| 84 | |||
| 85 | -- other-frame should cycle through the frames on the `current' | ||
| 86 | terminal. | ||
| 87 | |||
| 88 | (Done. A little fragile, but seems to work.) | ||
| 89 | |||
| 90 | -- Support different terminal sizes. | ||
| 91 | |||
| 92 | (Done, no problem.) | ||
| 93 | |||
| 94 | -- Make sure terminal resizes are handled gracefully. (Could be | ||
| 95 | problematic.) | ||
| 96 | |||
| 97 | (Done. We don't get SIGWINCH for additional ttys, though.) | ||
| 98 | |||
| 99 | -- Extend emacsclient to automatically open a new tty when it connects | ||
| 100 | to Emacs. | ||
| 101 | |||
| 102 | (Done. It's an ugly hack, needs more work.) | ||
| 103 | |||
| 104 | -- Redisplay must refresh the topmost frame on all terminals, not just | ||
| 105 | the initial terminal. | ||
| 106 | |||
| 107 | (Done, but introduced ugly redisplay problems. Ugh.) | ||
| 108 | |||
| 109 | |||
| 79 | THINGS TO DO | 110 | THINGS TO DO |
| 80 | ------------ | 111 | ------------ |
| 81 | 112 | ||
| 113 | ** Fix redisplay problems. | ||
| 114 | |||
| 82 | ** Make make-terminal-frame look up the tty and tty-type parameters | 115 | ** Make make-terminal-frame look up the tty and tty-type parameters |
| 83 | from the currently selected terminal before the global default. | 116 | from the currently selected terminal before the global default. |
| 84 | 117 | ||
| 85 | ** Move optimalization parameters (costs) from union output_data to | 118 | ** Move optimalization parameters (costs) from union output_data to |
| 86 | struct frame. | 119 | struct frame. |
| 87 | 120 | ||
| 121 | ** Provide a way for emacsclient to tell Emacs that the tty has been | ||
| 122 | resized. | ||
| 123 | |||
| 88 | ** Implement terminal deletion, i.e., closing the tty device and | 124 | ** Implement terminal deletion, i.e., closing the tty device and |
| 89 | restoring its previous state without exiting Emacs. This should be | 125 | restoring its previous state without exiting Emacs. This should be |
| 90 | exported to the Lisp interpreter. | 126 | exported to the Lisp interpreter. |
| @@ -96,27 +132,14 @@ THINGS TO DO | |||
| 96 | Currently, they are still stored in global variables, so we don't | 132 | Currently, they are still stored in global variables, so we don't |
| 97 | really support multiple terminal types. | 133 | really support multiple terminal types. |
| 98 | 134 | ||
| 99 | ** Support different terminal sizes. (Should be solved by the | ||
| 100 | previous entry.) | ||
| 101 | |||
| 102 | ** Make sure terminal resizes are handled gracefully. (Could be | ||
| 103 | problematic.) | ||
| 104 | 135 | ||
| 105 | ** Implement support for reading from multiple terminals. | 136 | ** Each keypress should automatically select the frame corresponding |
| 106 | 137 | to the terminal that it was coming from. This means that Emacs | |
| 107 | ** other-frame should cycle through the frames on the `current' | 138 | must know from which terminal the last keyboard event came from. |
| 108 | terminal. This means that Emacs must know from which terminal the | 139 | (Multikeyboard support may help with this.) |
| 109 | last keyboard event came from. (Multikeyboard support may help | ||
| 110 | with this.) | ||
| 111 | |||
| 112 | ** Redisplay must refresh the topmost on all terminals, not just | ||
| 113 | the initial terminal. | ||
| 114 | 140 | ||
| 115 | ** Make struct tty_output available from Lisp. | 141 | ** Make struct tty_output available from Lisp. |
| 116 | 142 | ||
| 117 | ** Extend emacsclient to automatically open a new tty when it connects | ||
| 118 | to Emacs. | ||
| 119 | |||
| 120 | ** Implement support for starting an interactive Emacs session without | 143 | ** Implement support for starting an interactive Emacs session without |
| 121 | an initial frame. (The user would connect to it and open frames | 144 | an initial frame. (The user would connect to it and open frames |
| 122 | later, with emacsclient.) Not necessary a good idea. | 145 | later, with emacsclient.) Not necessary a good idea. |