… | |
… | |
40 | #endif |
40 | #endif |
41 | |
41 | |
42 | #include <string.h> |
42 | #include <string.h> |
43 | #include <inttypes.h> |
43 | #include <inttypes.h> |
44 | |
44 | |
45 | static unsigned char *vec_ri, *vec_ro, *vec_wi, *vec_wo; |
|
|
46 | static int vec_max; |
|
|
47 | |
|
|
48 | static void |
45 | static void |
49 | select_modify (int fd, int oev, int nev) |
46 | select_modify (EV_P_ int fd, int oev, int nev) |
50 | { |
47 | { |
51 | int offs = fd >> 3; |
48 | int offs = fd >> 3; |
52 | int mask = 1 << (fd & 7); |
49 | int mask = 1 << (fd & 7); |
53 | |
50 | |
54 | if (vec_max < (fd >> 5) + 1) |
51 | if (vec_max < (fd >> 5) + 1) |
… | |
… | |
73 | if (!(nev & EV_WRITE)) |
70 | if (!(nev & EV_WRITE)) |
74 | vec_wi [offs] &= ~mask; |
71 | vec_wi [offs] &= ~mask; |
75 | } |
72 | } |
76 | |
73 | |
77 | static void |
74 | static void |
78 | select_poll (ev_tstamp timeout) |
75 | select_poll (EV_P_ ev_tstamp timeout) |
79 | { |
76 | { |
80 | struct timeval tv; |
77 | struct timeval tv; |
81 | int res; |
78 | int res; |
82 | |
79 | |
83 | memcpy (vec_ro, vec_ri, vec_max * 4); |
80 | memcpy (vec_ro, vec_ri, vec_max * 4); |
… | |
… | |
122 | else if (errno == ENOMEM) |
119 | else if (errno == ENOMEM) |
123 | fd_enomem (); |
120 | fd_enomem (); |
124 | } |
121 | } |
125 | } |
122 | } |
126 | |
123 | |
127 | static void |
124 | static int |
128 | select_init (int flags) |
125 | select_init (EV_P_ int flags) |
129 | { |
126 | { |
130 | ev_method = EVMETHOD_SELECT; |
|
|
131 | method_fudge = 1e-2; /* needed to compensate for select returning early, very conservative */ |
127 | method_fudge = 1e-2; /* needed to compensate for select returning early, very conservative */ |
132 | method_modify = select_modify; |
128 | method_modify = select_modify; |
133 | method_poll = select_poll; |
129 | method_poll = select_poll; |
|
|
130 | |
|
|
131 | return EVMETHOD_SELECT; |
134 | } |
132 | } |
135 | |
133 | |