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[GNUnet-SVN] r38122 - in libmicrohttpd: doc src/microhttpd
From: |
gnunet |
Subject: |
[GNUnet-SVN] r38122 - in libmicrohttpd: doc src/microhttpd |
Date: |
Tue, 11 Oct 2016 17:21:35 +0200 |
Author: Karlson2k
Date: 2016-10-11 17:21:35 +0200 (Tue, 11 Oct 2016)
New Revision: 38122
Modified:
libmicrohttpd/doc/libmicrohttpd.texi
libmicrohttpd/src/microhttpd/connection.c
libmicrohttpd/src/microhttpd/daemon.c
Log:
Change 'pipe'->'ITC' in comments, messages and var names.
Modified: libmicrohttpd/doc/libmicrohttpd.texi
===================================================================
--- libmicrohttpd/doc/libmicrohttpd.texi 2016-10-11 15:21:32 UTC (rev
38121)
+++ libmicrohttpd/doc/libmicrohttpd.texi 2016-10-11 15:21:35 UTC (rev
38122)
@@ -564,8 +564,9 @@
@item MHD_USE_ITC
@cindex quiesce
-Force MHD to use a signal pipe to notify the event loop (of threads)
-of our shutdown. This is required if an appliction uses
+Force MHD to use a signal inter-thread communication channel to notify
+the event loop (of threads) of our shutdown and other events.
+This is required if an appliction uses
@code{MHD_USE_INTERNAL_SELECT} or @code{MHD_USE_THREAD_PER_CONNECTION}
and then performs @code{MHD_quiesce_daemon} (which eliminates our
ability to signal termination via the listen socket). In these modes,
@@ -581,8 +582,8 @@
@item MHD_USE_SUSPEND_RESUME
Enables using @code{MHD_suspend_connection} and
@code{MHD_resume_connection}, as performing these calls requires some
-additional pipes to be created, and code not using these calls should
-not pay the cost.
+additional inter-thred communication channels to be created, and code
+not using these calls should not pay the cost.
@item MHD_USE_TCP_FASTOPEN
@cindex listen
Modified: libmicrohttpd/src/microhttpd/connection.c
===================================================================
--- libmicrohttpd/src/microhttpd/connection.c 2016-10-11 15:21:32 UTC (rev
38121)
+++ libmicrohttpd/src/microhttpd/connection.c 2016-10-11 15:21:35 UTC (rev
38122)
@@ -526,7 +526,7 @@
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Failed to signal end of connection via pipe"));
+ _("Failed to signal end of connection via inter-thread
communication channel"));
#endif
}
}
Modified: libmicrohttpd/src/microhttpd/daemon.c
===================================================================
--- libmicrohttpd/src/microhttpd/daemon.c 2016-10-11 15:21:32 UTC (rev
38121)
+++ libmicrohttpd/src/microhttpd/daemon.c 2016-10-11 15:21:35 UTC (rev
38122)
@@ -1412,7 +1412,8 @@
break;
}
#if WINDOWS
- /* drain signaling pipe before other processing */
+ /* Clear ITC before other processing so additional
+ * signals will trigger select() again */
if ( (MHD_ITC_IS_VALID_(daemon->itc)) &&
(FD_ISSET (MHD_itc_r_fd_ (daemon->itc),
&rs)) )
@@ -1484,7 +1485,8 @@
break;
}
#if WINDOWS
- /* drain signaling pipe before other processing */
+ /* Clear ITC before other processing so additional
+ * signals will trigger poll() again */
if ( (MHD_ITC_IS_VALID_(daemon->itc)) &&
(0 != (p[1].revents & (POLLERR | POLLHUP | POLLIN))) )
MHD_itc_clear_ (daemon->itc);
@@ -2033,7 +2035,7 @@
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Failed to signal new connection via pipe."));
+ _("Failed to signal new connection via inter-thread
communication channel."));
#endif
}
#ifdef EPOLL_SUPPORT
@@ -2214,7 +2216,7 @@
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Failed to signal resume via pipe."));
+ _("Failed to signal resume via inter-thread communication
channel."));
#endif
}
if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
@@ -2701,7 +2703,7 @@
unsigned int mask = MHD_USE_SUSPEND_RESUME | MHD_USE_EPOLL_INTERNALLY |
MHD_USE_SELECT_INTERNALLY | MHD_USE_POLL_INTERNALLY |
MHD_USE_THREAD_PER_CONNECTION;
- /* drain signaling pipe to avoid spinning select */
+ /* Clear ITC to avoid spinning select */
/* Do it before any other processing so new signals
will trigger select again and will be processed */
if ( (MHD_ITC_IS_VALID_(daemon->itc)) &&
@@ -2849,7 +2851,7 @@
#if defined(MHD_WINSOCK_SOCKETS)
/* fdset limit reached, new connections
cannot be handled. Remove listen socket FD
- from fdset and retry to add pipe FD. */
+ from fdset and retry to add ITC FD. */
if (MHD_INVALID_SOCKET != daemon->socket_fd)
{
FD_CLR (daemon->socket_fd,
@@ -2862,7 +2864,7 @@
#endif /* MHD_WINSOCK_SOCKETS */
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Could not add control pipe FD to fdset"));
+ _("Could not add control inter-thread communication
channel FD to fdset"));
#endif
err_state = MHD_YES;
#if defined(MHD_WINSOCK_SOCKETS)
@@ -2874,7 +2876,7 @@
/* If we're at the connection limit, no point in really
accepting new connections; however, make sure we do not miss
the shutdown OR the termination of an existing connection; so
- only do this optimization if we have a signaling pipe in
+ only do this optimization if we have a signaling ITC in
place. */
if ( (MHD_INVALID_SOCKET != daemon->socket_fd) &&
(MHD_ITC_IS_VALID_(daemon->itc)) &&
@@ -2972,7 +2974,7 @@
int timeout;
unsigned int poll_server;
int poll_listen;
- int poll_pipe;
+ int poll_itc_idx;
struct pollfd *p;
p = malloc (sizeof (struct pollfd) * (2 + num_connections));
@@ -3001,13 +3003,13 @@
poll_listen = (int) poll_server;
poll_server++;
}
- poll_pipe = -1;
+ poll_itc_idx = -1;
if (MHD_ITC_IS_VALID_(daemon->itc))
{
p[poll_server].fd = MHD_itc_r_fd_ (daemon->itc);
p[poll_server].events = POLLIN;
p[poll_server].revents = 0;
- poll_pipe = (int) poll_server;
+ poll_itc_idx = (int) poll_server;
poll_server++;
}
if (may_block == MHD_NO)
@@ -3083,11 +3085,11 @@
free(p);
return MHD_NO;
}
- /* handle pipe FD */
+ /* handle ITC FD */
/* do it before any other processing so
new signals will be processed in next loop */
- if ( (-1 != poll_pipe) &&
- (0 != (p[poll_pipe].revents & POLLIN)) )
+ if ( (-1 != poll_itc_idx) &&
+ (0 != (p[poll_itc_idx].revents & POLLIN)) )
MHD_itc_clear_ (daemon->itc);
/* handle shutdown */
@@ -3167,7 +3169,7 @@
int timeout;
unsigned int poll_count;
int poll_listen;
- int poll_pipe;
+ int poll_itc_idx;
memset (&p,
0,
@@ -3174,7 +3176,7 @@
sizeof (p));
poll_count = 0;
poll_listen = -1;
- poll_pipe = -1;
+ poll_itc_idx = -1;
if (MHD_INVALID_SOCKET != daemon->socket_fd)
{
p[poll_count].fd = daemon->socket_fd;
@@ -3188,7 +3190,7 @@
p[poll_count].fd = MHD_itc_r_fd_ (daemon->itc);
p[poll_count].events = POLLIN;
p[poll_count].revents = 0;
- poll_pipe = poll_count;
+ poll_itc_idx = poll_count;
poll_count++;
}
if (MHD_NO == may_block)
@@ -3212,8 +3214,8 @@
#endif
return MHD_NO;
}
- if ( (-1 != poll_pipe) &&
- (0 != (p[poll_pipe].revents & POLLIN)) )
+ if ( (-1 != poll_itc_idx) &&
+ (0 != (p[poll_itc_idx].revents & POLLIN)) )
MHD_itc_clear_ (daemon->itc);
/* handle shutdown */
@@ -3495,7 +3497,7 @@
if ( (MHD_ITC_IS_VALID_(daemon->itc)) &&
(MHD_itc_r_fd_ (daemon->itc) == events[i].data.fd) )
{
- /* It's OK to drain pipe here as all external
+ /* It's OK to clear ITC here as all external
conditions will be processed later. */
MHD_itc_clear_ (daemon->itc);
continue;
@@ -3791,7 +3793,7 @@
if (MHD_ITC_IS_VALID_(daemon->worker_pool[i].itc))
{
if (! MHD_itc_activate_ (daemon->worker_pool[i].itc, "q"))
- MHD_PANIC (_("Failed to signal quiesce via pipe"));
+ MHD_PANIC (_("Failed to signal quiesce via inter-thread
communication channel"));
}
}
daemon->socket_fd = MHD_INVALID_SOCKET;
@@ -3812,7 +3814,7 @@
if (MHD_ITC_IS_VALID_(daemon->itc))
{
if (! MHD_itc_activate_ (daemon->itc, "q"))
- MHD_PANIC (_("failed to signal quiesce via pipe"));
+ MHD_PANIC (_("failed to signal quiesce via inter-thread communication
channel"));
}
return ret;
@@ -4383,7 +4385,7 @@
const struct sockaddr *servaddr = NULL;
socklen_t addrlen;
unsigned int i;
- int use_pipe;
+ int use_itc;
#ifndef HAVE_INET6
if (0 != (flags & MHD_USE_IPv6))
@@ -4448,19 +4450,19 @@
daemon->custom_error_log_cls = stderr;
#endif
#ifdef HAVE_LISTEN_SHUTDOWN
- use_pipe = (0 != (daemon->options & (MHD_USE_NO_LISTEN_SOCKET |
MHD_USE_ITC)));
+ use_itc = (0 != (daemon->options & (MHD_USE_NO_LISTEN_SOCKET |
MHD_USE_ITC)));
#else
- use_pipe = 1; /* yes, must use pipe to signal shutdown */
+ use_itc = 1; /* yes, must use ITC to signal thread */
#endif
if (0 == (flags & (MHD_USE_SELECT_INTERNALLY |
MHD_USE_THREAD_PER_CONNECTION)))
- use_pipe = 0; /* useless if we are using 'external' select */
- if (use_pipe)
+ use_itc = 0; /* useless if we are using 'external' select */
+ if (use_itc)
{
if (! MHD_itc_init_ (daemon->itc))
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Failed to create control pipe: %s\n"),
+ _("Failed to create inter-thread communication channel: %s\n"),
MHD_itc_last_strerror_ ());
#endif
free (daemon);
@@ -4468,13 +4470,13 @@
}
}
if ( (0 == (flags & (MHD_USE_POLL | MHD_USE_EPOLL))) &&
- (1 == use_pipe) &&
+ (1 == use_itc) &&
(! MHD_SCKT_FD_FITS_FDSET_(MHD_itc_r_fd_ (daemon->itc),
NULL)) )
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("file descriptor for control pipe exceeds maximum value\n"));
+ _("file descriptor for inter-thread communication channel
exceeds maximum value\n"));
#endif
MHD_itc_destroy_chk_ (daemon->itc);
free (daemon);
@@ -4964,7 +4966,7 @@
d->worker_pool_size = 0;
d->worker_pool = NULL;
- /* Always use individual control pipes */
+ /* Always use individual control ITCs */
if (1)
{
if (! MHD_itc_init_ (d->itc))
@@ -4971,7 +4973,7 @@
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("Failed to create worker control pipe: %s\n"),
+ _("Failed to create worker inter-thread
communication channel: %s\n"),
MHD_itc_last_strerror_() );
#endif
goto thread_failed;
@@ -4983,7 +4985,7 @@
{
#ifdef HAVE_MESSAGES
MHD_DLOG (daemon,
- _("File descriptor for worker control pipe exceeds
maximum value\n"));
+ _("File descriptor for worker inter-thread
communication channel exceeds maximum value\n"));
#endif
MHD_itc_destroy_chk_ (d->itc);
goto thread_failed;
@@ -5161,7 +5163,7 @@
if ( (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION)) &&
(MHD_ITC_IS_VALID_(daemon->itc)) &&
(! MHD_itc_activate_ (daemon->itc, "e")) )
- MHD_PANIC (_("Failed to signal shutdown via pipe"));
+ MHD_PANIC (_("Failed to signal shutdown via inter-thread communication
channel"));
#endif
}
if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
@@ -5220,7 +5222,7 @@
EPOLL_CTL_ADD,
MHD_itc_w_fd_ (daemon->itc),
&event))
- MHD_PANIC (_("Failed to add wpipe to epoll set to signal termination\n"));
+ MHD_PANIC (_("Failed to add inter-thread communication channel FD to epoll
set to signal termination\n"));
}
#endif
@@ -5264,7 +5266,7 @@
if (MHD_ITC_IS_VALID_(daemon->itc))
{
if (! MHD_itc_activate_ (daemon->itc, "e"))
- MHD_PANIC (_("Failed to signal shutdown via pipe"));
+ MHD_PANIC (_("Failed to signal shutdown via inter-thread communication
channel"));
}
#ifdef HAVE_LISTEN_SHUTDOWN
else
@@ -5300,7 +5302,7 @@
if (MHD_ITC_IS_VALID_(daemon->worker_pool[i].itc))
{
if (! MHD_itc_activate_ (daemon->worker_pool[i].itc, "e"))
- MHD_PANIC (_("Failed to signal shutdown via pipe."));
+ MHD_PANIC (_("Failed to signal shutdown via inter-thread
communication channel."));
}
if (!MHD_join_thread_ (daemon->worker_pool[i].pid))
MHD_PANIC (_("Failed to join a thread\n"));
@@ -5314,7 +5316,7 @@
MHD_socket_close_chk_ (daemon->worker_pool[i].epoll_upgrade_fd);
#endif
#endif
- /* Individual pipes are always used */
+ /* Individual ITCs are always used */
if (1)
{
if (MHD_ITC_IS_VALID_ (daemon->worker_pool[i].itc) )
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