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patch 7.4.1355

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Problem:    Win32 console and GUI handle channels differently.
Solution:   Consolidate code between Win32 console and GUI.
This commit is contained in:
Bram Moolenaar
2016-02-19 21:05:03 +01:00
parent 223b723be0
commit ed5a78e11c
6 changed files with 80 additions and 70 deletions
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112
src/channel.c
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@@ -1508,17 +1508,11 @@ channel_free_all(void)
static int
channel_wait(channel_T *channel, sock_T fd, int timeout)
{
#if defined(HAVE_SELECT) && !defined(FEAT_GUI_W32)
struct timeval tval;
fd_set rfds;
int ret;
if (timeout > 0)
ch_logn(channel, "Waiting for up to %d msec", timeout);
# ifdef WIN32
if (channel->CH_SOCK == CHAN_FD_INVALID)
if (fd != channel->CH_SOCK)
{
DWORD nread;
int diff;
@@ -1537,44 +1531,48 @@ channel_wait(channel_T *channel, sock_T fd, int timeout)
* TODO: increase the sleep time when looping more often */
Sleep(5);
}
return FAIL;
}
else
#endif
FD_ZERO(&rfds);
FD_SET((int)fd, &rfds);
tval.tv_sec = timeout / 1000;
tval.tv_usec = (timeout % 1000) * 1000;
for (;;)
{
ret = select((int)fd + 1, &rfds, NULL, NULL, &tval);
# ifdef EINTR
if (ret == -1 && errno == EINTR)
continue;
# endif
if (ret <= 0)
{
ch_log(channel, "Nothing to read");
return FAIL;
}
break;
}
#if defined(FEAT_GUI_W32)
/* Can't check socket for Win32 GUI, always return OK. */
ch_log(channel, "Can't check, assuming there is something to read");
return OK;
#else
# ifdef HAVE_POLL
struct pollfd fds;
# if defined(HAVE_SELECT)
struct timeval tval;
fd_set rfds;
int ret;
if (timeout > 0)
ch_logn(channel, "Waiting for %d msec", timeout);
fds.fd = fd;
fds.events = POLLIN;
if (poll(&fds, 1, timeout) <= 0)
{
ch_log(channel, "Nothing to read");
return FAIL;
}
FD_ZERO(&rfds);
FD_SET((int)fd, &rfds);
tval.tv_sec = timeout / 1000;
tval.tv_usec = (timeout % 1000) * 1000;
for (;;)
{
ret = select((int)fd + 1, &rfds, NULL, NULL, &tval);
# ifdef EINTR
SOCK_ERRNO;
if (ret == -1 && errno == EINTR)
continue;
# endif
if (ret > 0)
return OK;
break;
}
# else
struct pollfd fds;
fds.fd = fd;
fds.events = POLLIN;
if (poll(&fds, 1, timeout) > 0)
return OK;
# endif
#endif
return OK;
}
ch_log(channel, "Nothing to read");
return FAIL;
}
/*
@@ -1667,8 +1665,9 @@ channel_read(channel_T *channel, int which, char *func)
}
#endif
/* Reading a socket disconnection (readlen == 0), or a socket error. */
if (readlen <= 0)
/* Reading a socket disconnection (readlen == 0), or a socket error.
* TODO: call error callback. */
if (readlen <= 0 && channel->ch_job == NULL)
{
/* Queue a "DETACH" netbeans message in the command queue in order to
* terminate the netbeans session later. Do not end the session here
@@ -1836,6 +1835,35 @@ channel_fd2channel(sock_T fd, int *whichp)
}
return NULL;
}
void
channel_handle_events(void)
{
channel_T *channel;
int which;
static int loop = 0;
/* Skip heavily polling */
if (loop++ % 2)
return;
for (channel = first_channel; channel != NULL; channel = channel->ch_next)
{
# ifdef FEAT_GUI_W32
/* only check the pipes */
for (which = CHAN_OUT; which < CHAN_ERR; ++which)
# else
# ifdef CHANNEL_PIPES
/* check the socket and pipes */
for (which = CHAN_SOCK; which < CHAN_ERR; ++which)
# else
/* only check the socket */
which = CHAN_SOCK;
# endif
# endif
channel_read(channel, which, "channel_handle_events");
}
}
# endif
/*
@@ -1969,7 +1997,7 @@ channel_poll_check(int ret_in, void *fds_in)
}
# endif /* UNIX && !HAVE_SELECT */
# if (!defined(FEAT_GUI_W32) && defined(HAVE_SELECT)) || defined(PROTO)
# if (!defined(WIN32) && defined(HAVE_SELECT)) || defined(PROTO)
/*
* The type of "rfds" is hidden to avoid problems with the function proto.
*/
@@ -2034,7 +2062,7 @@ channel_select_check(int ret_in, void *rfds_in)
return ret;
}
# endif /* !FEAT_GUI_W32 && HAVE_SELECT */
# endif /* !WIN32 && HAVE_SELECT */
/*
* Execute queued up commands.