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emacs
emacs
Commits
cd591dbc
Commit
cd591dbc
authored
Mar 25, 2010
by
Helmut Eller
Committed by
YAMAMOTO Mitsuharu
Mar 25, 2010
Browse files
Call `select' for interrupted `connect' rather than creating new socket (Bug#5173).
parent
b23caf75
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src/ChangeLog
src/ChangeLog
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src/process.c
src/process.c
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src/ChangeLog
View file @
cd591dbc
2010-03-25 Helmut Eller <eller.helmut@gmail.com>
* process.c (Fmake_network_process): Call `select' for interrupted
`connect' rather than creating new socket (Bug#5173).
2010-03-24 Jan Djärv <jan.h.d@swipnet.se>
* frame.c (x_get_arg): Handle RES_TYPE_BOOLEAN_NUMBER (bug #5736).
...
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src/process.c
View file @
cd591dbc
...
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@@ -3534,8 +3534,6 @@ usage: (make-network-process &rest ARGS) */)
{
int optn, optbits;
retry_connect:
s = socket (lres->ai_family, lres->ai_socktype, lres->ai_protocol);
if (s < 0)
{
...
...
@@ -3652,6 +3650,38 @@ usage: (make-network-process &rest ARGS) */)
#endif
#endif
#endif
if (xerrno == EINTR)
{
/* Unlike most other syscalls connect() cannot be called
again. (That would return EALREADY.) The proper way to
wait for completion is select(). */
int sc;
SELECT_TYPE fdset;
retry_select:
FD_ZERO (&fdset);
FD_SET (s, &fdset);
QUIT;
sc = select (s + 1, (SELECT_TYPE *)0, &fdset, (SELECT_TYPE *)0,
(EMACS_TIME *)0);
if (sc == -1)
{
if (errno == EINTR)
goto retry_select;
else
report_file_error ("select failed", Qnil);
}
eassert (sc > 0);
{
int len = sizeof xerrno;
eassert (FD_ISSET (s, &fdset));
if (getsockopt (s, SOL_SOCKET, SO_ERROR, &xerrno, &len) == -1)
report_file_error ("getsockopt failed", Qnil);
if (xerrno != 0)
errno = xerrno, report_file_error ("error during connect", Qnil);
else
break;
}
}
immediate_quit = 0;
...
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@@ -3659,9 +3689,6 @@ usage: (make-network-process &rest ARGS) */)
specpdl_ptr = specpdl + count1;
emacs_close (s);
s = -1;
if (xerrno == EINTR)
goto retry_connect;
}
if (s >= 0)
...
...
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