summaryrefslogtreecommitdiff
path: root/ide/coqide_main.ml4
blob: 3a92e1bc91d62c1ec4027f5a20cb8ee41e8cb85b (plain)
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
(************************************************************************)
(*         *   The Coq Proof Assistant / The Coq Development Team       *)
(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2018       *)
(* <O___,, *       (see CREDITS file for the list of authors)           *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
(************************************************************************)

let _ = Coqide.set_signal_handlers ()
let _ = GtkMain.Main.init ()

(* We handle Gtk warning messages ourselves :
   - on win32, we don't want them to end on a non-existing console
   - we display critical messages via pop-ups *)

let catch_gtk_messages () =
  let all_levels =
    [`FLAG_RECURSION;`FLAG_FATAL;`ERROR;`CRITICAL;`WARNING;
     `MESSAGE;`INFO;`DEBUG]
  in
  let log_level lvl =
    let level_is tag = (lvl land Glib.Message.log_level tag) <> 0 in
    if level_is `ERROR then `FATAL
    else if level_is `CRITICAL then `ERROR
    else if level_is `DEBUG then `DEBUG
    else if level_is `WARNING then `WARNING
    else if level_is `MESSAGE then `NOTICE
    else `INFO
  in
  let handler ~level msg =
    let header = "Coqide internal error: " in
    match log_level level with
      |`FATAL ->
        let () = GToolbox.message_box ~title:"Error" (header ^ msg) in
        Coqide.crash_save 1
      |`ERROR ->
        if !Flags.debug then GToolbox.message_box ~title:"Error" (header ^ msg)
        else Printf.eprintf "%s\n" (header ^ msg)
      |`DEBUG -> Minilib.log msg
      |level when Sys.os_type = "Win32" -> Minilib.log ~level msg
      |_ -> Printf.eprintf "%s\n" msg
  in
  let catch domain =
    ignore (Glib.Message.set_log_handler ~domain ~levels:all_levels handler)
  in
  List.iter catch ["GLib";"Gtk";"Gdk";"Pango"]

let () = catch_gtk_messages ()



(** System-dependent settings *)

let os_specific_init () = ()

(** Win32 *)

IFDEF WIN32 THEN

(* On win32, we add the directory of coqide to the PATH at launch-time
   (this used to be done in a .bat script). *)

let set_win32_path () =
  Unix.putenv "PATH"
    (Filename.dirname Sys.executable_name ^ ";" ^
      (try Sys.getenv "PATH" with _ -> ""))

(* On win32, since coqide is now console-free, we re-route stdout/stderr
   to avoid Sys_error if someone writes to them. We write to a pipe which
   is never read (by default) or to a temp log file (when in debug mode).
*)

let reroute_stdout_stderr () =
  (* We anticipate a bit the argument parsing and look for -debug *)
  let debug = List.mem "-debug" (Array.to_list Sys.argv) in
  Minilib.debug := debug;
  let out_descr =
    if debug then
      let (name,chan) = Filename.open_temp_file "coqide_" ".log" in
      Coqide.logfile := Some name;
      Unix.descr_of_out_channel chan
    else
      snd (Unix.pipe ())
  in
  Unix.set_close_on_exec out_descr;
  Unix.dup2 out_descr Unix.stdout;
  Unix.dup2 out_descr Unix.stderr

(* We also provide specific kill and interrupt functions. *)

external win32_kill : int -> unit = "win32_kill"
external win32_interrupt : int -> unit = "win32_interrupt"
let () =
  Coq.gio_channel_of_descr_socket := Glib.Io.channel_of_descr_socket;
  set_win32_path ();
  Coq.interrupter := win32_interrupt;
  reroute_stdout_stderr ()
END

(** MacOSX *)

IFDEF QUARTZ THEN
let osx = GosxApplication.osxapplication ()

let () =
  let _ = osx#connect#ns_application_open_file
    ~callback:(fun x -> Coqide.do_load x; true)
  in
  let _ = osx#connect#ns_application_block_termination
    ~callback:Coqide.forbid_quit
  in
  let _ = osx#connect#ns_application_will_terminate
    ~callback:Coqide.close_and_quit
  in ()

let os_specific_init () =
  let () = GtkosxApplication.Application.set_menu_bar osx#as_osxapplication
    (GtkMenu.MenuShell.cast
       (Coqide_ui.ui_m#get_widget "/CoqIde MenuBar")#as_widget)
  in
  let () = GtkosxApplication.Application.insert_app_menu_item
    osx#as_osxapplication
    (Coqide_ui.ui_m#get_widget "/CoqIde MenuBar/Edit/Prefs")#as_widget 1
  in
  let () = GtkosxApplication.Application.set_help_menu osx#as_osxapplication
    (Some (GtkMenu.MenuItem.cast
             (Coqide_ui.ui_m#get_widget "/CoqIde MenuBar/Help")#as_widget))
  in
  osx#ready ()
END

let load_prefs () =
  try Preferences.load_pref ()
  with e -> Ideutils.flash_info
    ("Could not load preferences ("^Printexc.to_string e^").")

let () =
  load_prefs ();
  let argl = List.tl (Array.to_list Sys.argv) in
  let argl = Coqide.read_coqide_args argl in
  let files = Coq.filter_coq_opts argl in
  let args = List.filter (fun x -> not (List.mem x files)) argl in
  Coq.check_connection args;
  Coqide.sup_args := args;
  Coqide.main files;
  os_specific_init ();
  try
    GMain.main ();
    failwith "Gtk loop ended"
  with e ->
    Minilib.log ("CoqIde unexpected error:" ^ Printexc.to_string e);
    Coqide.crash_save 127