1 |
root |
1.1 |
#include "EXTERN.h" |
2 |
|
|
#include "perl.h" |
3 |
|
|
#include "XSUB.h" |
4 |
|
|
|
5 |
|
|
#include <glib.h> |
6 |
|
|
#include "EventAPI.h" |
7 |
|
|
|
8 |
|
|
static GMainContext * |
9 |
|
|
get_gcontext (SV *context) |
10 |
|
|
{ |
11 |
|
|
if (!SvOK (context)) |
12 |
|
|
return g_main_context_default (); |
13 |
|
|
|
14 |
|
|
croak ("only the default context is currently supported."); |
15 |
|
|
} |
16 |
|
|
|
17 |
|
|
struct info { |
18 |
|
|
int *got_events; |
19 |
|
|
pe_io *w; |
20 |
|
|
GPollFD *pfd; |
21 |
|
|
}; |
22 |
|
|
|
23 |
|
|
static void |
24 |
|
|
event_timer_cb (pe_event *pe) |
25 |
|
|
{ |
26 |
|
|
*(int *)(pe->up->ext_data) = -1; |
27 |
|
|
} |
28 |
|
|
|
29 |
|
|
static void |
30 |
|
|
event_io_cb (pe_event *pe) |
31 |
|
|
{ |
32 |
|
|
U16 got = ((pe_ioevent *)pe)->got; |
33 |
|
|
struct info *i = (struct info *)(pe->up->ext_data); |
34 |
|
|
|
35 |
|
|
i->pfd->revents |= i->pfd->events & |
36 |
|
|
( (got & PE_R ? G_IO_IN : 0) |
37 |
|
|
| (got & PE_W ? G_IO_OUT : 0) |
38 |
|
|
| (got & PE_E ? G_IO_PRI : 0) |
39 |
|
|
); |
40 |
|
|
|
41 |
|
|
if (i->pfd->revents) |
42 |
root |
1.2 |
(*(i->got_events))++; |
43 |
root |
1.1 |
} |
44 |
|
|
|
45 |
|
|
static gint |
46 |
|
|
event_poll_func (GPollFD *fds, guint nfds, gint timeout) |
47 |
|
|
{ |
48 |
|
|
dSP; |
49 |
|
|
// yes, I use C99. If your compiler barfs here, fix it, but don't |
50 |
|
|
// tell me your compiler vendor was too incompetent to implement |
51 |
|
|
// the C standard within the last six years. |
52 |
|
|
struct info info[nfds]; |
53 |
|
|
pe_timer *w_timeout = 0; |
54 |
|
|
int got_events = 0, got_timeout = 0; |
55 |
|
|
int n; |
56 |
|
|
|
57 |
|
|
for (n = 0; n < nfds; n++) |
58 |
|
|
{ |
59 |
|
|
GPollFD *pfd = fds + n; |
60 |
|
|
struct info *i = info + n; |
61 |
|
|
|
62 |
root |
1.2 |
i->pfd = pfd; |
63 |
root |
1.1 |
i->got_events = &got_events; |
64 |
|
|
|
65 |
|
|
pe_io *w = i->w = GEventAPI->new_io (0, 0); |
66 |
|
|
w->base.callback = (void *)event_io_cb; |
67 |
|
|
w->base.ext_data = (void *)i; |
68 |
|
|
w->fd = pfd->fd; |
69 |
|
|
w->poll = (pfd->events & G_IO_IN ? PE_R : 0) |
70 |
|
|
| (pfd->events & G_IO_OUT ? PE_W : 0) |
71 |
|
|
| (pfd->events & G_IO_PRI ? PE_E : 0); |
72 |
|
|
|
73 |
|
|
pfd->revents = 0; |
74 |
|
|
GEventAPI->start ((pe_watcher *)w, 0); |
75 |
|
|
} |
76 |
|
|
|
77 |
|
|
if (timeout >= 0) |
78 |
|
|
{ |
79 |
|
|
w_timeout = GEventAPI->new_timer (0, 0); |
80 |
|
|
w_timeout->base.callback = (void *)event_timer_cb; |
81 |
|
|
w_timeout->base.ext_data = (void *)&got_timeout; |
82 |
|
|
w_timeout->tm.at = GEventAPI->NVtime () + timeout * 0.001; |
83 |
root |
1.2 |
|
84 |
|
|
GEventAPI->start ((pe_watcher *)w_timeout, 0); |
85 |
root |
1.1 |
} |
86 |
|
|
|
87 |
|
|
do { |
88 |
|
|
PUSHMARK (SP); |
89 |
root |
1.2 |
XPUSHs (sv_2mortal (newSVnv (86400))); |
90 |
|
|
PUTBACK; |
91 |
root |
1.1 |
call_pv ("Event::one_event", G_DISCARD | G_EVAL); |
92 |
root |
1.2 |
SPAGAIN; |
93 |
root |
1.1 |
} while (!got_events && !got_timeout); |
94 |
|
|
|
95 |
|
|
if (w_timeout) |
96 |
|
|
GEventAPI->cancel ((pe_watcher *)w_timeout); |
97 |
|
|
|
98 |
|
|
for (n = 0; n < nfds; n++) |
99 |
|
|
GEventAPI->cancel ((pe_watcher *)info[n].w); |
100 |
|
|
|
101 |
root |
1.2 |
if (SvTRUE (ERRSV)) |
102 |
root |
1.1 |
croak (0); |
103 |
|
|
|
104 |
|
|
if (got_timeout) |
105 |
|
|
return 0; |
106 |
|
|
|
107 |
|
|
return got_events; |
108 |
|
|
} |
109 |
|
|
|
110 |
|
|
MODULE = Glib::Event PACKAGE = Glib::Event |
111 |
|
|
|
112 |
|
|
PROTOTYPES: ENABLE |
113 |
|
|
|
114 |
|
|
BOOT: |
115 |
|
|
{ |
116 |
|
|
I_EVENT_API ("Glib::Event"); |
117 |
|
|
} |
118 |
|
|
|
119 |
|
|
long |
120 |
|
|
install (SV *context) |
121 |
|
|
CODE: |
122 |
|
|
{ |
123 |
|
|
GMainContext *ctx = get_gcontext (context); |
124 |
|
|
|
125 |
|
|
RETVAL = (long)g_main_context_get_poll_func (ctx); |
126 |
|
|
|
127 |
|
|
g_main_context_set_poll_func (ctx, event_poll_func); |
128 |
|
|
} |
129 |
|
|
OUTPUT: |
130 |
|
|
RETVAL |
131 |
|
|
|
132 |
|
|
void |
133 |
|
|
uninstall (SV *context, long prev_poll_func) |
134 |
|
|
CODE: |
135 |
|
|
{ |
136 |
|
|
GMainContext *ctx = get_gcontext (context); |
137 |
|
|
|
138 |
|
|
g_main_context_set_poll_func (ctx, (GPollFunc) prev_poll_func); |
139 |
|
|
} |
140 |
|
|
|
141 |
|
|
|