-
/*
- * DEBUG: section 51 Filedescriptor Functions
- * AUTHOR: Duane Wessels
- *
- * SQUID Web Proxy Cache http://www.squid-cache.org/
- * ----------------------------------------------------------
- *
- * Squid is the result of efforts by numerous individuals from
- * the Internet community; see the CONTRIBUTORS file for full
- * details. Many organizations have provided support for Squid's
- * development; see the SPONSORS file for full details. Squid is
- * Copyrighted (C) 2001 by the Regents of the University of
- * California; see the COPYRIGHT file for full details. Squid
- * incorporates software developed and/or copyrighted by other
- * sources; see the CREDITS file for full details.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
+ * Copyright (C) 1996-2015 The Squid Software Foundation and contributors
*
+ * Squid software is distributed under GPLv2+ license and includes
+ * contributions from numerous individuals and organizations.
+ * Please see the COPYING and CONTRIBUTORS files for details.
*/
+/* DEBUG: section 51 Filedescriptor Functions */
+
#include "squid.h"
#include "comm/Loops.h"
#include "Debug.h"
+#include "fatal.h"
#include "fd.h"
#include "fde.h"
#include "globals.h"
// Solaris and possibly others lack MSG_NOSIGNAL optimization
// TODO: move this into compat/? Use a dedicated compat file to avoid dragging
-// sys/types.h and sys/socket.h into the rest of Squid??
+// sys/socket.h into the rest of Squid??
#ifndef MSG_NOSIGNAL
#define MSG_NOSIGNAL 0
#endif
fde *F = &fd_table[fd];
assert(fd >= 0);
- assert(F->flags.open == 1);
+ assert(F->flags.open);
if (F->type == FD_FILE) {
assert(F->read_handler == NULL);
debugs(51, 3, "fd_close FD " << fd << " " << F->desc);
Comm::SetSelect(fd, COMM_SELECT_READ, NULL, NULL, 0);
Comm::SetSelect(fd, COMM_SELECT_WRITE, NULL, NULL, 0);
- F->flags.open = 0;
+ F->flags.open = false;
fdUpdateBiggest(fd, 0);
--Number_FD;
*F = fde();
}
int
-msghdr_read_method(int fd, char *buf, int len)
+msghdr_read_method(int fd, char *buf, int)
{
PROF_start(read);
const int i = recvmsg(fd, reinterpret_cast<msghdr*>(buf), MSG_DONTWAIT);
assert(!F->flags.open);
debugs(51, 3, "fd_open() FD " << fd << " " << desc);
F->type = type;
- F->flags.open = 1;
+ F->flags.open = true;
F->epoll_state = 0;
#if _SQUID_WINDOWS_
if (Squid_MaxFD - newReserve < min(256, Squid_MaxFD / 2))
fatalf("Too few filedescriptors available in the system (%d usable of %d).\n", Squid_MaxFD - newReserve, Squid_MaxFD);
- debugs(51, DBG_CRITICAL, "Reserved FD adjusted from " << RESERVED_FD << " to " << newReserve << " due to failures");
+ debugs(51, DBG_CRITICAL, "Reserved FD adjusted from " << RESERVED_FD << " to " << newReserve <<
+ " due to failures (" << (Squid_MaxFD - newReserve) << "/" << Squid_MaxFD << " file descriptors available)");
RESERVED_FD = newReserve;
}
+