source: global.c @ 25d7236

Last change on this file since 25d7236 was 0a6a2d6, checked in by Anders Kaseorg <andersk@mit.edu>, 9 years ago
Skip deprecated g_type_init() for GLib 2.35 https://developer.gnome.org/gobject/2.35/gobject-Type-Information.html#g-type-init Signed-off-by: Anders Kaseorg <andersk@mit.edu>
  • Property mode set to 100644
File size: 21.3 KB
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1#include "owl.h"
2#include <stdio.h>
3#include <sys/ioctl.h>
4
5static void _owl_global_init_windows(owl_global *g);
6
7void owl_global_init(owl_global *g) {
8  char *cd;
9  const char *homedir;
10
11#if !GLIB_CHECK_VERSION(2, 35, 0)
12  g_type_init();
13#endif
14#if !GLIB_CHECK_VERSION(2, 31, 0)
15  g_thread_init(NULL);
16#endif
17
18  owl_select_init();
19
20  g->lines=LINES;
21  g->cols=COLS;
22  /* We shouldn't need this if we initialize lines and cols before the first
23   * owl_window_get_screen, but to be safe, we synchronize. */
24  owl_window_resize(owl_window_get_screen(), g->lines, g->cols);
25
26  g->context_stack = NULL;
27  owl_global_push_context(g, OWL_CTX_STARTUP, NULL, NULL, NULL);
28
29  g->curmsg=0;
30  g->topmsg=0;
31  g->markedmsgid=-1;
32  g->startupargs=NULL;
33
34  owl_variable_dict_setup(&(g->vars));
35
36  g->rightshift=0;
37
38  g->pw = NULL;
39  g->vw = NULL;
40  g->tw = NULL;
41
42  owl_keyhandler_init(&g->kh);
43  owl_keys_setup_keymaps(&g->kh);
44
45  owl_dict_create(&(g->filters));
46  g->filterlist = NULL;
47  g->puntlist = g_ptr_array_new();
48  g->messagequeue = g_queue_new();
49  owl_dict_create(&(g->styledict));
50  g->curmsg_vert_offset=0;
51  g->resizepending=0;
52  g->direction=OWL_DIRECTION_DOWNWARDS;
53  owl_fmtext_init_colorpair_mgr(&(g->cpmgr));
54  g->debug=OWL_DEBUG;
55  owl_regex_init(&g->search_re);
56  g->starttime=time(NULL); /* assumes we call init only a start time */
57  g->lastinputtime=g->starttime;
58  g->newmsgproc_pid=0;
59 
60  owl_global_set_config_format(g, 0);
61  owl_global_set_no_have_config(g);
62  owl_history_init(&(g->msghist));
63  owl_history_init(&(g->cmdhist));
64  g->nextmsgid=0;
65
66  /* Fill in some variables which don't have constant defaults */
67
68  /* glib's g_get_home_dir prefers passwd entries to $HOME, so we
69   * explicitly check getenv first. */
70  homedir = getenv("HOME");
71  if (!homedir)
72    homedir = g_get_home_dir();
73  g->homedir = g_strdup(homedir);
74
75  g->confdir = NULL;
76  g->startupfile = NULL;
77  cd = g_build_filename(g->homedir, OWL_CONFIG_DIR, NULL);
78  owl_global_set_confdir(g, cd);
79  g_free(cd);
80
81  g->msglist = owl_messagelist_new();
82
83  _owl_global_init_windows(g);
84
85  g->aim_screenname=NULL;
86  g->aim_screenname_for_filters=NULL;
87  g->aim_loggedin=0;
88  owl_buddylist_init(&(g->buddylist));
89
90  g->havezephyr=0;
91  g->haveaim=0;
92  g->ignoreaimlogin=0;
93  owl_global_set_no_doaimevents(g);
94
95  owl_errqueue_init(&(g->errqueue));
96
97  owl_zbuddylist_create(&(g->zbuddies));
98
99  g->zaldlist = NULL;
100  g->pseudologin_notify = 0;
101
102  owl_message_init_fmtext_cache();
103  g->kill_buffer = NULL;
104
105  g->interrupt_count = 0;
106#if GLIB_CHECK_VERSION(2, 31, 0)
107  g_mutex_init(&g->interrupt_lock);
108#else
109  g->interrupt_lock = g_mutex_new();
110#endif
111}
112
113static void _owl_global_init_windows(owl_global *g)
114{
115  /* Create the main window */
116  owl_mainpanel_init(&(g->mainpanel));
117
118  /* Create the widgets */
119  g->mw = owl_mainwin_new(g->mainpanel.recwin);
120  owl_msgwin_init(&(g->msgwin), g->mainpanel.msgwin);
121  owl_sepbar_init(g->mainpanel.sepwin);
122
123  owl_window_set_default_cursor(g->mainpanel.sepwin);
124
125  /* set up a pad for input */
126  g->input_pad = newpad(1, 1);
127  nodelay(g->input_pad, 1);
128  keypad(g->input_pad, 1);
129  meta(g->input_pad, 1);
130}
131
132void owl_global_sepbar_dirty(owl_global *g)
133{
134  owl_window_dirty(g->mainpanel.sepwin);
135}
136
137/* Called once perl has been initialized */
138void owl_global_complete_setup(owl_global *g)
139{
140  owl_cmddict_setup(&(g->cmds));
141}
142
143owl_context *owl_global_get_context(const owl_global *g) {
144  if (!g->context_stack)
145    return NULL;
146  return g->context_stack->data;
147}
148
149static void owl_global_activate_context(owl_global *g, owl_context *c) {
150  if (!c)
151    return;
152
153  if (c->keymap) {
154    if (!owl_keyhandler_activate(owl_global_get_keyhandler(g), c->keymap)) {
155      owl_function_error("Unable to activate keymap '%s'", c->keymap);
156    }
157  }
158  owl_window_set_cursor(c->cursor);
159}
160
161void owl_global_push_context(owl_global *g, int mode, void *data, const char *keymap, owl_window *cursor) {
162  owl_context *c;
163  c = owl_context_new(mode, data, keymap, cursor);
164  owl_global_push_context_obj(g, c);
165}
166
167void owl_global_push_context_obj(owl_global *g, owl_context *c)
168{
169  g->context_stack = g_list_prepend(g->context_stack, c);
170  owl_global_activate_context(g, owl_global_get_context(g));
171}
172
173/* Pops the current context from the context stack and returns it. Caller is
174 * responsible for freeing. */
175CALLER_OWN owl_context *owl_global_pop_context_no_delete(owl_global *g)
176{
177  owl_context *c;
178  if (!g->context_stack)
179    return NULL;
180  c = owl_global_get_context(g);
181  owl_context_deactivate(c);
182  g->context_stack = g_list_delete_link(g->context_stack,
183                                        g->context_stack);
184  owl_global_activate_context(g, owl_global_get_context(g));
185  return c;
186}
187
188/* Pops the current context from the context stack and deletes it. */
189void owl_global_pop_context(owl_global *g) {
190  owl_context *c;
191  c = owl_global_pop_context_no_delete(g);
192  if (c)
193    owl_context_delete(c);
194}
195
196int owl_global_get_lines(const owl_global *g) {
197  return(g->lines);
198}
199
200int owl_global_get_cols(const owl_global *g) {
201  return(g->cols);
202}
203
204int owl_global_get_recwin_lines(const owl_global *g) {
205  return g->mainpanel.recwinlines;
206}
207
208/* curmsg */
209
210int owl_global_get_curmsg(const owl_global *g) {
211  return(g->curmsg);
212}
213
214void owl_global_set_curmsg(owl_global *g, int i) {
215  g->curmsg=i;
216  /* we will reset the vertical offset from here */
217  /* we might want to move this out to the functions later */
218  owl_global_set_curmsg_vert_offset(g, 0);
219}
220
221/* topmsg */
222
223int owl_global_get_topmsg(const owl_global *g) {
224  return(g->topmsg);
225}
226
227void owl_global_set_topmsg(owl_global *g, int i) {
228  g->topmsg=i;
229}
230
231/* markedmsgid */
232
233int owl_global_get_markedmsgid(const owl_global *g) {
234  return(g->markedmsgid);
235}
236
237void owl_global_set_markedmsgid(owl_global *g, int i) {
238  g->markedmsgid=i;
239  /* i; index of message in the current view.
240  const owl_message *m;
241  owl_view *v;
242
243  v = owl_global_get_current_view(&g);
244  m = owl_view_get_element(v, i);
245  g->markedmsgid = m ? owl_message_get_id(m) : 0;
246  */
247}
248
249/* windows */
250
251owl_mainwin *owl_global_get_mainwin(owl_global *g)
252{
253  return g->mw;
254}
255
256owl_popwin *owl_global_get_popwin(owl_global *g) {
257  return g->pw;
258}
259
260void owl_global_set_popwin(owl_global *g, owl_popwin *pw) {
261  g->pw = pw;
262}
263
264/* msglist */
265
266owl_messagelist *owl_global_get_msglist(owl_global *g) {
267  return g->msglist;
268}
269
270/* keyhandler */
271
272owl_keyhandler *owl_global_get_keyhandler(owl_global *g) {
273  return(&(g->kh));
274}
275
276/* Gets the currently active typwin out of the current context. */
277owl_editwin *owl_global_current_typwin(const owl_global *g) {
278  owl_context *ctx = owl_global_get_context(g);
279  return owl_editcontext_get_editwin(ctx);
280}
281
282/* variable dictionary */
283
284owl_vardict *owl_global_get_vardict(owl_global *g) {
285  return &(g->vars);
286}
287
288/* command dictionary */
289
290owl_cmddict *owl_global_get_cmddict(owl_global *g) {
291  return &(g->cmds);
292}
293
294/* rightshift */
295
296void owl_global_set_rightshift(owl_global *g, int i) {
297  g->rightshift = i;
298  owl_mainwin_redisplay(owl_global_get_mainwin(g));
299}
300
301int owl_global_get_rightshift(const owl_global *g) {
302  return(g->rightshift);
303}
304
305/* typwin */
306
307owl_editwin *owl_global_set_typwin_active(owl_global *g, int style, owl_history *hist) {
308  int d;
309  d = owl_global_get_typewindelta(g);
310  if (d > 0 && style == OWL_EDITWIN_STYLE_MULTILINE)
311      owl_function_resize_typwin(owl_global_get_typwin_lines(g) + d);
312
313  if (g->typwin_erase_id) {
314    g_signal_handler_disconnect(g->mainpanel.typwin, g->typwin_erase_id);
315    g->typwin_erase_id = 0;
316  }
317
318  g->tw = owl_editwin_new(g->mainpanel.typwin,
319                          owl_global_get_typwin_lines(g),
320                          g->cols,
321                          style,
322                          hist);
323  return g->tw;
324}
325
326void owl_global_deactivate_editcontext(owl_context *ctx) {
327  owl_global *g = ctx->cbdata;
328  owl_global_set_typwin_inactive(g);
329}
330
331void owl_global_set_typwin_inactive(owl_global *g) {
332  int d = owl_global_get_typewindelta(g);
333  if (d > 0 && owl_editwin_get_style(g->tw) == OWL_EDITWIN_STYLE_MULTILINE)
334      owl_function_resize_typwin(owl_global_get_typwin_lines(g) - d);
335
336  if (!g->typwin_erase_id) {
337    g->typwin_erase_id =
338      g_signal_connect(g->mainpanel.typwin, "redraw", G_CALLBACK(owl_window_erase_cb), NULL);
339  }
340  owl_window_dirty(g->mainpanel.typwin);
341
342  owl_editwin_unref(g->tw);
343  g->tw = NULL;
344}
345
346/* resize */
347
348void owl_global_set_resize_pending(owl_global *g) {
349  g->resizepending = true;
350}
351
352const char *owl_global_get_homedir(const owl_global *g) {
353  if (g->homedir) return(g->homedir);
354  return("/");
355}
356
357const char *owl_global_get_confdir(const owl_global *g) {
358  if (g->confdir) return(g->confdir);
359  return("/");
360}
361
362/*
363 * Setting this also sets startupfile to confdir/startup
364 */
365void owl_global_set_confdir(owl_global *g, const char *cd) {
366  g_free(g->confdir);
367  g->confdir = g_strdup(cd);
368  g_free(g->startupfile);
369  g->startupfile = g_build_filename(cd, "startup", NULL);
370}
371
372const char *owl_global_get_startupfile(const owl_global *g) {
373  if(g->startupfile) return(g->startupfile);
374  return("/");
375}
376
377int owl_global_get_direction(const owl_global *g) {
378  return(g->direction);
379}
380
381void owl_global_set_direction_downwards(owl_global *g) {
382  g->direction=OWL_DIRECTION_DOWNWARDS;
383}
384
385void owl_global_set_direction_upwards(owl_global *g) {
386  g->direction=OWL_DIRECTION_UPWARDS;
387}
388
389/* perl stuff */
390
391void owl_global_set_perlinterp(owl_global *g, void *p) {
392  g->perl=p;
393}
394
395void *owl_global_get_perlinterp(const owl_global *g) {
396  return(g->perl);
397}
398
399int owl_global_is_config_format(const owl_global *g) {
400  if (g->config_format) return(1);
401  return(0);
402}
403
404void owl_global_set_config_format(owl_global *g, int state) {
405  if (state==1) {
406    g->config_format=1;
407  } else {
408    g->config_format=0;
409  }
410}
411
412void owl_global_set_have_config(owl_global *g) {
413  g->haveconfig=1;
414}
415
416void owl_global_set_no_have_config(owl_global *g) {
417  g->haveconfig=0;
418}
419
420int owl_global_have_config(owl_global *g) {
421  if (g->haveconfig) return(1);
422  return(0);
423}
424
425/*
426 * Compute the size of the terminal. Try a ioctl, fallback to other stuff on
427 * fail.
428 */
429void owl_global_get_terminal_size(int *lines, int *cols) {
430  struct winsize size;
431  /* get the new size */
432  ioctl(STDIN_FILENO, TIOCGWINSZ, &size);
433  if (size.ws_row) {
434    *lines = size.ws_row;
435  } else {
436    *lines = LINES;
437  }
438
439  if (size.ws_col) {
440    *cols = size.ws_col;
441  } else {
442    *cols = COLS;
443  }
444}
445
446void owl_global_check_resize(owl_global *g) {
447  /* resize the screen.  If lines or cols is 0 use the terminal size */
448  if (!g->resizepending) return;
449  g->resizepending = false;
450
451  owl_global_get_terminal_size(&g->lines, &g->cols);
452  owl_window_resize(owl_window_get_screen(), g->lines, g->cols);
453
454  owl_function_debugmsg("New size is %i lines, %i cols.", g->lines, g->cols);
455}
456
457/* debug */
458
459int owl_global_is_debug_fast(const owl_global *g) {
460  if (g->debug) return(1);
461  return(0);
462}
463
464/* starttime */
465
466time_t owl_global_get_starttime(const owl_global *g) {
467  return(g->starttime);
468}
469
470time_t owl_global_get_runtime(const owl_global *g) {
471  return(time(NULL)-g->starttime);
472}
473
474time_t owl_global_get_lastinputtime(const owl_global *g) {
475  return(g->lastinputtime);
476}
477
478void owl_global_set_lastinputtime(owl_global *g, time_t time) {
479  g->lastinputtime = time;
480}
481
482time_t owl_global_get_idletime(const owl_global *g) {
483  return(time(NULL)-g->lastinputtime);
484}
485
486/* viewwin */
487
488owl_viewwin *owl_global_get_viewwin(owl_global *g) {
489  return g->vw;
490}
491
492void owl_global_set_viewwin(owl_global *g, owl_viewwin *vw) {
493  g->vw = vw;
494}
495
496
497/* vert offset */
498
499int owl_global_get_curmsg_vert_offset(const owl_global *g) {
500  return(g->curmsg_vert_offset);
501}
502
503void owl_global_set_curmsg_vert_offset(owl_global *g, int i) {
504  g->curmsg_vert_offset = i;
505}
506
507/* startup args */
508
509void owl_global_set_startupargs(owl_global *g, int argc, char **argv) {
510  g_free(g->startupargs);
511  g->startupargs = g_strjoinv(" ", argv);
512}
513
514const char *owl_global_get_startupargs(const owl_global *g) {
515  if (g->startupargs) return(g->startupargs);
516  return("");
517}
518
519/* history */
520
521owl_history *owl_global_get_msg_history(owl_global *g) {
522  return(&(g->msghist));
523}
524
525owl_history *owl_global_get_cmd_history(owl_global *g) {
526  return(&(g->cmdhist));
527}
528
529/* filterlist */
530typedef struct _owl_global_filter_ent {         /* noproto */
531  owl_global *g;
532  owl_filter *f;
533} owl_global_filter_ent;
534
535owl_filter *owl_global_get_filter(const owl_global *g, const char *name) {
536  owl_global_filter_ent *e = owl_dict_find_element(&(g->filters), name);
537  if (e) return e->f;
538  return NULL;
539}
540
541static void owl_global_delete_filter_ent(void *data)
542{
543  owl_global_filter_ent *e = data;
544  e->g->filterlist = g_list_remove(e->g->filterlist, e->f);
545  owl_filter_delete(e->f);
546  g_free(e);
547}
548
549void owl_global_add_filter(owl_global *g, owl_filter *f) {
550  owl_global_filter_ent *e = g_new(owl_global_filter_ent, 1);
551  e->g = g;
552  e->f = f;
553
554  owl_dict_insert_element(&(g->filters), owl_filter_get_name(f),
555                          e, owl_global_delete_filter_ent);
556  g->filterlist = g_list_append(g->filterlist, f);
557}
558
559void owl_global_remove_filter(owl_global *g, const char *name) {
560  owl_global_filter_ent *e = owl_dict_remove_element(&(g->filters), name);
561  if (e)
562    owl_global_delete_filter_ent(e);
563}
564
565/* nextmsgid */
566
567int owl_global_get_nextmsgid(owl_global *g) {
568  return(g->nextmsgid++);
569}
570
571/* current view */
572
573owl_view *owl_global_get_current_view(owl_global *g) {
574  return(&(g->current_view));
575}
576
577owl_colorpair_mgr *owl_global_get_colorpair_mgr(owl_global *g) {
578  return(&(g->cpmgr));
579}
580
581/* puntlist */
582
583GPtrArray *owl_global_get_puntlist(owl_global *g) {
584  return g->puntlist;
585}
586
587int owl_global_message_is_puntable(owl_global *g, const owl_message *m) {
588  const GPtrArray *pl;
589  int i;
590
591  pl = owl_global_get_puntlist(g);
592  for (i = 0; i < pl->len; i++) {
593    if (owl_filter_message_match(pl->pdata[i], m)) return 1;
594  }
595  return 0;
596}
597
598int owl_global_should_followlast(owl_global *g) {
599  const owl_view *v;
600 
601  if (!owl_global_is__followlast(g)) return(0);
602 
603  v=owl_global_get_current_view(g);
604 
605  if (owl_global_get_curmsg(g)==owl_view_get_size(v)-1) return(1);
606  return(0);
607}
608
609int owl_global_is_search_active(const owl_global *g) {
610  if (owl_regex_is_set(&g->search_re)) return(1);
611  return(0);
612}
613
614void owl_global_set_search_re(owl_global *g, const owl_regex *re) {
615  if (owl_regex_is_set(&g->search_re)) {
616    owl_regex_cleanup(&g->search_re);
617    owl_regex_init(&g->search_re);
618  }
619  if (re != NULL)
620    owl_regex_copy(re, &g->search_re);
621  /* TODO: Emit a signal so we don't depend on the viewwin and mainwin */
622  if (owl_global_get_viewwin(g))
623    owl_viewwin_dirty(owl_global_get_viewwin(g));
624  owl_mainwin_redisplay(owl_global_get_mainwin(g));
625}
626
627const owl_regex *owl_global_get_search_re(const owl_global *g) {
628  return &g->search_re;
629}
630
631void owl_global_set_newmsgproc_pid(owl_global *g, pid_t i) {
632  g->newmsgproc_pid=i;
633}
634
635pid_t owl_global_get_newmsgproc_pid(const owl_global *g) {
636  return(g->newmsgproc_pid);
637}
638
639/* AIM stuff */
640
641int owl_global_is_aimloggedin(const owl_global *g)
642{
643  if (g->aim_loggedin) return(1);
644  return(0);
645}
646
647const char *owl_global_get_aim_screenname(const owl_global *g)
648{
649  if (owl_global_is_aimloggedin(g)) {
650    return (g->aim_screenname);
651  }
652  return("");
653}
654
655const char *owl_global_get_aim_screenname_for_filters(const owl_global *g)
656{
657  if (owl_global_is_aimloggedin(g)) {
658    return (g->aim_screenname_for_filters);
659  }
660  return("");
661}
662
663void owl_global_set_aimloggedin(owl_global *g, const char *screenname)
664{
665  char *sn_escaped;
666  g->aim_loggedin=1;
667  if (g->aim_screenname) g_free(g->aim_screenname);
668  if (g->aim_screenname_for_filters) g_free(g->aim_screenname_for_filters);
669  g->aim_screenname=g_strdup(screenname);
670  sn_escaped = owl_text_quote(screenname, OWL_REGEX_QUOTECHARS, OWL_REGEX_QUOTEWITH);
671  g->aim_screenname_for_filters = owl_arg_quote(sn_escaped);
672  g_free(sn_escaped);
673}
674
675void owl_global_set_aimnologgedin(owl_global *g)
676{
677  g->aim_loggedin=0;
678}
679
680bool owl_global_is_doaimevents(const owl_global *g)
681{
682  return g->aim_event_source != NULL;
683}
684
685void owl_global_set_doaimevents(owl_global *g)
686{
687  if (g->aim_event_source)
688    return;
689  g->aim_event_source = owl_aim_event_source_new(owl_global_get_aimsess(g));
690  g_source_attach(g->aim_event_source, NULL);
691}
692
693void owl_global_set_no_doaimevents(owl_global *g)
694{
695  if (!g->aim_event_source)
696    return;
697  g_source_destroy(g->aim_event_source);
698  g_source_unref(g->aim_event_source);
699  g->aim_event_source = NULL;
700}
701
702aim_session_t *owl_global_get_aimsess(owl_global *g)
703{
704  return(&(g->aimsess));
705}
706
707aim_conn_t *owl_global_get_bosconn(owl_global *g)
708{
709  return(&(g->bosconn));
710}
711
712void owl_global_set_bossconn(owl_global *g, aim_conn_t *conn)
713{
714  g->bosconn=*conn;
715}
716
717/* message queue */
718
719void owl_global_messagequeue_addmsg(owl_global *g, owl_message *m)
720{
721  g_queue_push_tail(g->messagequeue, m);
722}
723
724/* pop off the first message and return it.  Return NULL if the queue
725 * is empty.  The caller should free the message after using it, if
726 * necessary.
727 */
728CALLER_OWN owl_message *owl_global_messagequeue_popmsg(owl_global *g)
729{
730  owl_message *out;
731
732  if (g_queue_is_empty(g->messagequeue))
733    return NULL;
734  out = g_queue_pop_head(g->messagequeue);
735  return out;
736}
737
738int owl_global_messagequeue_pending(owl_global *g)
739{
740  return !g_queue_is_empty(g->messagequeue);
741}
742
743owl_buddylist *owl_global_get_buddylist(owl_global *g)
744{
745  return(&(g->buddylist));
746}
747 
748/* style */
749
750/* Return the style with name 'name'.  If it does not exist return
751 * NULL */
752const owl_style *owl_global_get_style_by_name(const owl_global *g, const char *name)
753{
754  return owl_dict_find_element(&(g->styledict), name);
755}
756
757CALLER_OWN GPtrArray *owl_global_get_style_names(const owl_global *g)
758{
759  return owl_dict_get_keys(&g->styledict);
760}
761
762void owl_global_add_style(owl_global *g, owl_style *s)
763{
764  /*
765   * If we're redefining the current style, make sure to update
766   * pointers to it.
767   */
768  if(g->current_view.style
769     && !strcmp(owl_style_get_name(g->current_view.style),
770                owl_style_get_name(s)))
771    g->current_view.style = s;
772  owl_dict_insert_element(&(g->styledict), owl_style_get_name(s),
773                          s, (void (*)(void *))owl_style_delete);
774}
775
776void owl_global_set_haveaim(owl_global *g)
777{
778  g->haveaim=1;
779}
780
781int owl_global_is_haveaim(const owl_global *g)
782{
783  if (g->haveaim) return(1);
784  return(0);
785}
786
787void owl_global_set_ignore_aimlogin(owl_global *g)
788{
789    g->ignoreaimlogin = 1;
790}
791
792void owl_global_unset_ignore_aimlogin(owl_global *g)
793{
794    g->ignoreaimlogin = 0;
795}
796
797int owl_global_is_ignore_aimlogin(const owl_global *g)
798{
799    return g->ignoreaimlogin;
800}
801
802void owl_global_set_havezephyr(owl_global *g)
803{
804  g->havezephyr=1;
805}
806
807int owl_global_is_havezephyr(const owl_global *g)
808{
809  if (g->havezephyr) return(1);
810  return(0);
811}
812
813owl_errqueue *owl_global_get_errqueue(owl_global *g)
814{
815  return(&(g->errqueue));
816}
817
818owl_zbuddylist *owl_global_get_zephyr_buddylist(owl_global *g)
819{
820  return(&(g->zbuddies));
821}
822
823GList **owl_global_get_zaldlist(owl_global *g)
824{
825  return &(g->zaldlist);
826}
827
828int owl_global_get_pseudologin_notify(owl_global *g)
829{
830  return g->pseudologin_notify;
831}
832
833void owl_global_set_pseudologin_notify(owl_global *g, int notify)
834{
835  g->pseudologin_notify = notify;
836}
837
838struct termios *owl_global_get_startup_tio(owl_global *g)
839{
840  return(&(g->startup_tio));
841}
842
843void owl_global_setup_default_filters(owl_global *g)
844{
845  int i;
846  static const struct {
847    const char *name;
848    const char *desc;
849  } filters[] = {
850    { "personal",
851      "isprivate ^true$ and ( not type ^zephyr$ or ( class ^message  ) )" },
852    { "trash",
853      "class ^mail$ or opcode ^ping$ or type ^admin$ or ( not login ^none$ )" },
854    { "wordwrap", "not ( type ^admin$ or type ^zephyr$ )" },
855    { "ping", "opcode ^ping$" },
856    { "auto", "opcode ^auto$" },
857    { "login", "not login ^none$" },
858    { "reply-lockout", "class ^mail$" },
859    { "out", "direction ^out$" },
860    { "aim", "type ^aim$" },
861    { "zephyr", "type ^zephyr$" },
862    { "none", "false" },
863    { "all", "true" },
864    { NULL, NULL }
865  };
866
867  owl_function_debugmsg("startup: creating default filters");
868
869  for (i = 0; filters[i].name != NULL; i++)
870    owl_global_add_filter(g, owl_filter_new_fromstring(filters[i].name,
871                                                       filters[i].desc));
872}
873
874FILE *owl_global_get_debug_file_handle(owl_global *g) {
875  static char *open_file = NULL;
876  const char *filename = owl_global_get_debug_file(g);
877  if (g->debug_file == NULL ||
878      (open_file && strcmp(filename, open_file) != 0)) {
879    char *path;
880    int fd;
881
882    if (g->debug_file)
883      fclose(g->debug_file);
884
885    g->debug_file = NULL;
886
887    path = g_strdup_printf("%s.%d", filename, getpid());
888    fd = open(path, O_CREAT|O_WRONLY|O_EXCL, 0600);
889    g_free(path);
890
891    if (fd >= 0)
892      g->debug_file = fdopen(fd, "a");
893
894    g_free(open_file);
895    open_file = g_strdup(filename);
896  }
897  return g->debug_file;
898}
899
900const char *owl_global_get_kill_buffer(owl_global *g) {
901  return g->kill_buffer;
902}
903
904void owl_global_set_kill_buffer(owl_global *g, const char *kill, int len) {
905  g_free(g->kill_buffer);
906  g->kill_buffer = g_strndup(kill, len);
907}
908
909static GMutex *owl_global_get_interrupt_lock(owl_global *g)
910{
911#if GLIB_CHECK_VERSION(2, 31, 0)
912  return &g->interrupt_lock;
913#else
914  return g->interrupt_lock;
915#endif
916}
917
918void owl_global_add_interrupt(owl_global *g) {
919  /* TODO: This can almost certainly be done with atomic
920   * operations. Whatever. */
921  g_mutex_lock(owl_global_get_interrupt_lock(g));
922  g->interrupt_count++;
923  g_mutex_unlock(owl_global_get_interrupt_lock(g));
924}
925
926bool owl_global_take_interrupt(owl_global *g) {
927  bool ans = false;
928  g_mutex_lock(owl_global_get_interrupt_lock(g));
929  if (g->interrupt_count > 0) {
930    ans = true;
931    g->interrupt_count--;
932  }
933  g_mutex_unlock(owl_global_get_interrupt_lock(g));
934  return ans;
935}
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