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-rw-r--r--source4/lib/events/config.m418
-rw-r--r--source4/lib/events/config.mk24
-rw-r--r--source4/lib/events/configure.ac1
-rw-r--r--source4/lib/events/events.c42
-rw-r--r--source4/lib/events/events.h5
-rw-r--r--source4/lib/events/events.mk74
-rw-r--r--source4/lib/events/events.py2
-rw-r--r--source4/lib/events/events_aio.c17
-rw-r--r--source4/lib/events/events_debug.c78
-rw-r--r--source4/lib/events/events_epoll.c30
-rw-r--r--source4/lib/events/events_internal.h34
-rw-r--r--source4/lib/events/events_liboop.c5
-rw-r--r--source4/lib/events/events_s4.c57
-rw-r--r--source4/lib/events/events_select.c22
-rw-r--r--source4/lib/events/events_signal.c10
-rw-r--r--source4/lib/events/events_standard.c27
-rw-r--r--source4/lib/events/events_timed.c101
-rw-r--r--source4/lib/events/events_util.c102
-rw-r--r--source4/lib/events/events_util.h10
-rw-r--r--source4/lib/events/libevents.m424
-rw-r--r--source4/lib/events/rules.mk21
-rw-r--r--source4/lib/ldb/external/libevents.m44
22 files changed, 426 insertions, 282 deletions
diff --git a/source4/lib/events/config.m4 b/source4/lib/events/config.m4
deleted file mode 100644
index 180b58cbc6..0000000000
--- a/source4/lib/events/config.m4
+++ /dev/null
@@ -1,18 +0,0 @@
-# check for EPOLL and native Linux AIO interface
-SMB_ENABLE(EVENTS_EPOLL, NO)
-SMB_ENABLE(EVENTS_AIO, NO)
-AC_CHECK_HEADERS(sys/epoll.h)
-AC_CHECK_FUNCS(epoll_create)
-if test x"$ac_cv_header_sys_epoll_h" = x"yes" -a x"$ac_cv_func_epoll_create" = x"yes";then
- SMB_ENABLE(EVENTS_EPOLL,YES)
- AC_DEFINE(HAVE_EVENTS_EPOLL, 1, [Whether epoll is available])
-
- # check for native Linux AIO interface
- AC_CHECK_HEADERS(libaio.h)
- AC_CHECK_LIB_EXT(aio, AIO_LIBS, io_getevents)
- if test x"$ac_cv_header_libaio_h" = x"yes" -a x"$ac_cv_lib_ext_aio_io_getevents" = x"yes";then
- SMB_ENABLE(EVENTS_AIO,YES)
- AC_DEFINE(HAVE_LINUX_AIO, 1, [Whether Linux AIO is available])
- fi
-fi
-SMB_EXT_LIB(LIBAIO_LINUX, $AIO_LIBS)
diff --git a/source4/lib/events/config.mk b/source4/lib/events/config.mk
index 9d579807c8..8ba5af91a8 100644
--- a/source4/lib/events/config.mk
+++ b/source4/lib/events/config.mk
@@ -1,13 +1,3 @@
-################################################
-# Start SUBSYSTEM LIBEVENTS
-[LIBRARY::LIBEVENTS]
-PUBLIC_DEPENDENCIES = LIBTALLOC
-OUTPUT_TYPE = STATIC_LIBRARY
-CFLAGS = -Ilib/events
-#
-# End SUBSYSTEM LIBEVENTS
-################################################
-
##############################
[MODULE::EVENTS_AIO]
PRIVATE_DEPENDENCIES = LIBAIO_LINUX
@@ -41,19 +31,23 @@ INIT_FUNCTION = s4_events_standard_init
EVENTS_STANDARD_OBJ_FILES = $(libeventssrcdir)/events_standard.o
-##############################
+################################################
# Start SUBSYSTEM LIBEVENTS
-[SUBSYSTEM::LIBEVENTS]
+[LIBRARY::LIBEVENTS]
+PUBLIC_DEPENDENCIES = LIBTALLOC
+OUTPUT_TYPE = STATIC_LIBRARY
+CFLAGS = -Ilib/events
+#
# End SUBSYSTEM LIBEVENTS
-##############################
+################################################
-LIBEVENTS_OBJ_FILES = $(addprefix $(libeventssrcdir)/, events.o events_timed.o events_signal.o)
+LIBEVENTS_OBJ_FILES = $(addprefix $(libeventssrcdir)/, events.o events_timed.o events_signal.o events_debug.o events_util.o events_s4.o)
PUBLIC_HEADERS += $(addprefix $(libeventssrcdir)/, events.h events_internal.h)
[PYTHON::swig_events]
LIBRARY_REALNAME = samba/_events.$(SHLIBEXT)
-PRIVATE_DEPENDENCIES = LIBEVENTS LIBSAMBA-HOSTCONFIG
+PRIVATE_DEPENDENCIES = LIBEVENTS LIBSAMBA-HOSTCONFIG LIBSAMBA-UTIL
swig_events_OBJ_FILES = $(libeventssrcdir)/events_wrap.o
diff --git a/source4/lib/events/configure.ac b/source4/lib/events/configure.ac
index 4eb3575aac..26efe82ba4 100644
--- a/source4/lib/events/configure.ac
+++ b/source4/lib/events/configure.ac
@@ -2,6 +2,7 @@ AC_PREREQ(2.50)
AC_DEFUN([SMB_MODULE_DEFAULT], [echo -n ""])
AC_DEFUN([SMB_LIBRARY_ENABLE], [echo -n ""])
AC_DEFUN([SMB_ENABLE], [echo -n ""])
+AC_DEFUN([SMB_EXT_LIB], [echo -n ""])
AC_INIT(events, 1.0.0)
AC_CONFIG_SRCDIR([events.c])
AC_CONFIG_HEADER(config.h)
diff --git a/source4/lib/events/events.c b/source4/lib/events/events.c
index ccc62b4c83..1c94e3436d 100644
--- a/source4/lib/events/events.c
+++ b/source4/lib/events/events.c
@@ -52,14 +52,7 @@
forever.
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#include "param/param.h"
-#else
#include "replace.h"
-#include "events_util.h"
-#endif
#include "events.h"
#include "events_internal.h"
@@ -70,8 +63,7 @@ struct event_ops_list {
};
/* list of registered event backends */
-static struct event_ops_list *event_backends;
-
+static struct event_ops_list *event_backends = NULL;
static char *event_default_backend = NULL;
/*
@@ -80,11 +72,21 @@ static char *event_default_backend = NULL;
bool event_register_backend(const char *name, const struct event_ops *ops)
{
struct event_ops_list *e;
+
+ for (e = event_backends; e != NULL; e = e->next) {
+ if (0 == strcmp(e->name, name)) {
+ /* already registered, skip it */
+ return true;
+ }
+ }
+
e = talloc(talloc_autofree_context(), struct event_ops_list);
if (e == NULL) return false;
+
e->name = name;
e->ops = ops;
DLIST_ADD(event_backends, e);
+
return true;
}
@@ -102,25 +104,13 @@ void event_set_default_backend(const char *backend)
*/
static void event_backend_init(void)
{
-#if _SAMBA_BUILD_
- NTSTATUS s4_events_standard_init(void);
- NTSTATUS s4_events_select_init(void);
- NTSTATUS s4_events_epoll_init(void);
- NTSTATUS s4_events_aio_init(void);
- init_module_fn static_init[] = { STATIC_LIBEVENTS_MODULES };
- if (event_backends) return;
- run_init_functions(static_init);
-#else
- bool events_standard_init(void);
- bool events_select_init(void);
events_select_init();
events_standard_init();
#if HAVE_EVENTS_EPOLL
- {
- bool events_epoll_init(void);
- events_epoll_init();
- }
+ events_epoll_init();
#endif
+#if HAVE_LINUX_AIO
+ events_aio_init();
#endif
}
@@ -135,7 +125,7 @@ const char **event_backend_list(TALLOC_CTX *mem_ctx)
event_backend_init();
for (e=event_backends;e;e=e->next) {
- list = str_list_add(list, e->name);
+ list = ev_str_list_add(list, e->name);
}
talloc_steal(mem_ctx, list);
@@ -208,8 +198,6 @@ struct event_context *event_context_init_byname(TALLOC_CTX *mem_ctx, const char
*/
struct event_context *event_context_init(TALLOC_CTX *mem_ctx)
{
- DEBUG(0, ("New event context requested. Parent: [%s:%p]\n",
- mem_ctx?talloc_get_name(mem_ctx):"NULL", mem_ctx));
return event_context_init_byname(mem_ctx, NULL);
}
diff --git a/source4/lib/events/events.h b/source4/lib/events/events.h
index 2868fefc38..750cdfee05 100644
--- a/source4/lib/events/events.h
+++ b/source4/lib/events/events.h
@@ -42,6 +42,11 @@ typedef void (*event_signal_handler_t)(struct event_context *, struct signal_eve
typedef void (*event_aio_handler_t)(struct event_context *, struct aio_event *,
int, void *);
+#ifdef _SAMBA_BUILD_
+struct event_context *s4_event_context_init_byname(TALLOC_CTX *mem_ctx, const char *name);
+struct event_context *s4_event_context_init(TALLOC_CTX *mem_ctx);
+#endif
+
struct event_context *event_context_init(TALLOC_CTX *mem_ctx);
struct event_context *event_context_init_byname(TALLOC_CTX *mem_ctx, const char *name);
const char **event_backend_list(TALLOC_CTX *mem_ctx);
diff --git a/source4/lib/events/events.mk b/source4/lib/events/events.mk
index 64d3fcb9fd..f4b02eae83 100644
--- a/source4/lib/events/events.mk
+++ b/source4/lib/events/events.mk
@@ -1,14 +1,47 @@
+
+EVENTS_SONAME = libevents.$(SHLIBEXT).0
+EVENTS_SOLIB = libevents.$(SHLIBEXT).$(PACKAGE_VERSION)
+
+libevents.a: $(EVENTS_OBJ)
+ ar -rv libevents.a $(EVENTS_OBJ)
+
+libevents.$(SHLIBEXT): $(LIBEVENTS_SOLIB)
+ ln -fs $< $@
+
+$(EVENTS_SONAME): $(EVENTS_SOLIB)
+ ln -fs $< $@
+
dirs::
@mkdir -p lib
-LIBEVENTS_SONAME = libevents.$(SHLIBEXT).0
-LIBEVENTS_SOLIB = libevents.$(SHLIBEXT).$(PACKAGE_VERSION)
+installdirs::
+ mkdir -p $(DESTDIR)$(includedir)
+ mkdir -p $(DESTDIR)$(libdir)
+ mkdir -p $(DESTDIR)$(libdir)/pkgconfig
+
+installheaders:: installdirs
+ cp $(srcdir)/events.h $(DESTDIR)$(includedir)
+
+installlibs:: installdirs
+ cp events.pc $(DESTDIR)$(libdir)/pkgconfig
+ cp libevents.a $(LIBEVENTS_SOLIB) $(DESTDIR)$(libdir)
-LIBEVENTS = libevents.a
+install:: all installdirs installheaders installlibs $(PYTHON_INSTALL_TARGET)
clean::
- rm -f $(LIBEVENTS_SONAME) $(LIBEVENTS_SOLIB) libevents.a libevents.$(SHLIBEXT)
+ rm -f $(EVENTS_SONAME) $(EVENTS_SOLIB) libevents.a libevents.$(SHLIBEXT)
rm -f events.pc
+ rm -f _libevents.$(SHLIBEXT)
+
+
+#python stuff
+
+check-python:: build-python
+ $(LIB_PATH_VAR)=. PYTHONPATH=".:$(eventsdir)" $(PYTHON) $(eventsdir)/python/tests/simple.py
+
+install-swig::
+ mkdir -p $(DESTDIR)`$(SWIG) -swiglib`
+ cp events.i $(DESTDIR)`$(SWIG) -swiglib`
build-python:: _libevents.$(SHLIBEXT)
@@ -18,42 +51,9 @@ events_wrap.o: $(eventsdir)/events_wrap.c
_libevents.$(SHLIBEXT): libevents.$(SHLIBEXT) events_wrap.o
$(SHLD) $(SHLD_FLAGS) -o $@ events_wrap.o -L. -levents `$(PYTHON_CONFIG) --libs`
-install:: installdirs installbin installheaders installlibs \
- $(PYTHON_INSTALL_TARGET)
-
install-python:: build-python
mkdir -p $(DESTDIR)`$(PYTHON) -c "import distutils.sysconfig; print distutils.sysconfig.get_python_lib(0, prefix='$(prefix)')"` \
$(DESTDIR)`$(PYTHON) -c "import distutils.sysconfig; print distutils.sysconfig.get_python_lib(1, prefix='$(prefix)')"`
cp $(eventsdir)/events.py $(DESTDIR)`$(PYTHON) -c "import distutils.sysconfig; print distutils.sysconfig.get_python_lib(0, prefix='$(prefix)')"`
cp _libevents.$(SHLIBEXT) $(DESTDIR)`$(PYTHON) -c "import distutils.sysconfig; print distutils.sysconfig.get_python_lib(1, prefix='$(prefix)')"`
-check-python:: build-python
- $(LIB_PATH_VAR)=. PYTHONPATH=".:$(eventsdir)" $(PYTHON) $(eventsdir)/python/tests/simple.py
-
-install-swig::
- mkdir -p $(DESTDIR)`$(SWIG) -swiglib`
- cp events.i $(DESTDIR)`$(SWIG) -swiglib`
-
-clean::
- rm -f _libevents.$(SHLIBEXT)
-
-installdirs::
- mkdir -p $(DESTDIR)$(includedir)
- mkdir -p $(DESTDIR)$(libdir)
- mkdir -p $(DESTDIR)$(libdir)/pkgconfig
-
-installheaders:: installdirs
- cp $(srcdir)/events.h $(DESTDIR)$(includedir)
-
-installlibs:: all installdirs
- cp events.pc $(DESTDIR)$(libdir)/pkgconfig
- cp libevents.a $(LIBEVENTS_SOLIB) $(DESTDIR)$(libdir)
-
-libevents.a: $(EVENTS_OBJ)
- ar -rv libevents.a $(EVENTS_OBJ)
-
-libevents.$(SHLIBEXT): $(LIBEVENTS_SOLIB)
- ln -fs $< $@
-
-$(LIBEVENTS_SONAME): $(LIBEVENTS_SOLIB)
- ln -fs $< $@
diff --git a/source4/lib/events/events.py b/source4/lib/events/events.py
index 90695e3d92..f217c29d78 100644
--- a/source4/lib/events/events.py
+++ b/source4/lib/events/events.py
@@ -1,5 +1,5 @@
# This file was automatically generated by SWIG (http://www.swig.org).
-# Version 1.3.35
+# Version 1.3.33
#
# Don't modify this file, modify the SWIG interface instead.
diff --git a/source4/lib/events/events_aio.c b/source4/lib/events/events_aio.c
index a0417384e0..9d13ea96fd 100644
--- a/source4/lib/events/events_aio.c
+++ b/source4/lib/events/events_aio.c
@@ -30,12 +30,10 @@
this is _very_ experimental code
*/
-#include "includes.h"
#include "system/filesys.h"
#include "system/network.h"
-#include "lib/util/dlinklist.h"
-#include "lib/events/events.h"
-#include "lib/events/events_internal.h"
+#include "events.h"
+#include "events_internal.h"
#include <sys/epoll.h>
#include <libaio.h>
@@ -114,7 +112,7 @@ static void epoll_check_reopen(struct aio_event_context *aio_ev)
close(aio_ev->epoll_fd);
aio_ev->epoll_fd = epoll_create(MAX_AIO_QUEUE_DEPTH);
if (aio_ev->epoll_fd == -1) {
- DEBUG(0,("Failed to recreate epoll handle after fork\n"));
+ ev_debug(aio_ev->ev, EV_DEBUG_FATAL, "Failed to recreate epoll handle after fork\n");
return;
}
aio_ev->pid = getpid();
@@ -566,12 +564,3 @@ bool events_aio_init(void)
return event_register_backend("aio", &aio_event_ops);
}
-#if _SAMBA_BUILD_
-NTSTATUS s4_events_aio_init(void)
-{
- if (!events_aio_init()) {
- return NT_STATUS_INTERNAL_ERROR;
- }
- return NT_STATUS_OK;
-}
-#endif
diff --git a/source4/lib/events/events_debug.c b/source4/lib/events/events_debug.c
new file mode 100644
index 0000000000..70b85d47e4
--- /dev/null
+++ b/source4/lib/events/events_debug.c
@@ -0,0 +1,78 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Copyright (C) Andrew Tridgell 2005
+ Copyright (C) Jelmer Vernooij 2005
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "replace.h"
+#include "events.h"
+#include "events_internal.h"
+
+/********************************************************************
+ * Debug wrapper functions, modeled (with lot's of code copied as is)
+ * after the ev debug wrapper functions
+ ********************************************************************/
+
+/*
+ this allows the user to choose their own debug function
+*/
+int ev_set_debug(struct event_context *ev,
+ void (*debug)(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap),
+ void *context)
+{
+ ev->debug_ops.debug = debug;
+ ev->debug_ops.context = context;
+ return 0;
+}
+
+/*
+ debug function for ev_set_debug_stderr
+*/
+static void ev_debug_stderr(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
+static void ev_debug_stderr(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap)
+{
+ if (level <= EV_DEBUG_WARNING) {
+ vfprintf(stderr, fmt, ap);
+ }
+}
+
+/*
+ convenience function to setup debug messages on stderr
+ messages of level EV_DEBUG_WARNING and higher are printed
+*/
+int ev_set_debug_stderr(struct event_context *ev)
+{
+ return ev_set_debug(ev, ev_debug_stderr, ev);
+}
+
+/*
+ log a message
+*/
+void ev_debug(struct event_context *ev, enum ev_debug_level level, const char *fmt, ...)
+{
+ va_list ap;
+ if (ev->debug_ops.debug == NULL) {
+ ev_set_debug_stderr(ev);
+ }
+ va_start(ap, fmt);
+ ev->debug_ops.debug(ev->debug_ops.context, level, fmt, ap);
+ va_end(ap);
+}
+
diff --git a/source4/lib/events/events_epoll.c b/source4/lib/events/events_epoll.c
index 07e66154fc..c781bd99ae 100644
--- a/source4/lib/events/events_epoll.c
+++ b/source4/lib/events/events_epoll.c
@@ -20,13 +20,7 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#else
#include "replace.h"
-#include "events_util.h"
-#endif
#include "system/filesys.h"
#include "system/network.h"
#include "events.h"
@@ -63,9 +57,8 @@ struct epoll_event_context {
*/
static void epoll_panic(struct epoll_event_context *epoll_ev, const char *reason)
{
-#if _SAMBA_BUILD_
- DEBUG(0,("%s (%s) - calling abort()\n", reason, strerror(errno)));
-#endif
+ ev_debug(epoll_ev->ev, EV_DEBUG_FATAL,
+ "%s (%s) - calling abort()\n", reason, strerror(errno));
abort();
}
@@ -122,7 +115,8 @@ static void epoll_check_reopen(struct epoll_event_context *epoll_ev)
close(epoll_ev->epoll_fd);
epoll_ev->epoll_fd = epoll_create(64);
if (epoll_ev->epoll_fd == -1) {
- DEBUG(0,("Failed to recreate epoll handle after fork\n"));
+ ev_debug(epoll_ev->ev, EV_DEBUG_FATAL,
+ "Failed to recreate epoll handle after fork\n");
return;
}
epoll_ev->pid = getpid();
@@ -181,7 +175,9 @@ static void epoll_del_event(struct epoll_event_context *epoll_ev, struct fd_even
event.events = epoll_map_flags(fde->flags);
event.data.ptr = fde;
if (epoll_ctl(epoll_ev->epoll_fd, EPOLL_CTL_DEL, fde->fd, &event) != 0) {
- DEBUG(0,("epoll_del_event failed! probable early close bug (%s)\n", strerror(errno)));
+ ev_debug(epoll_ev->ev, EV_DEBUG_FATAL,
+ "epoll_del_event failed! probable early close bug (%s)\n",
+ strerror(errno));
}
fde->additional_flags &= ~EPOLL_ADDITIONAL_FD_FLAG_HAS_EVENT;
}
@@ -443,7 +439,7 @@ static int epoll_event_loop_once(struct event_context *ev)
struct timeval tval;
tval = common_event_loop_timer_delay(ev);
- if (timeval_is_zero(&tval)) {
+ if (ev_timeval_is_zero(&tval)) {
return 0;
}
@@ -483,13 +479,3 @@ bool events_epoll_init(void)
{
return event_register_backend("epoll", &epoll_event_ops);
}
-
-#if _SAMBA_BUILD_
-NTSTATUS s4_events_epoll_init(void)
-{
- if (!events_epoll_init()) {
- return NT_STATUS_INTERNAL_ERROR;
- }
- return NT_STATUS_OK;
-}
-#endif
diff --git a/source4/lib/events/events_internal.h b/source4/lib/events/events_internal.h
index d8c14ead95..78df98a1fe 100644
--- a/source4/lib/events/events_internal.h
+++ b/source4/lib/events/events_internal.h
@@ -91,10 +91,27 @@ struct signal_event {
int sa_flags;
};
+/* DEBUG */
+enum ev_debug_level {EV_DEBUG_FATAL, EV_DEBUG_ERROR,
+ EV_DEBUG_WARNING, EV_DEBUG_TRACE};
+
+struct ev_debug_ops {
+ void (*debug)(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
+ void *context;
+};
+
+int ev_set_debug(struct event_context *ev,
+ void (*debug)(void *context, enum ev_debug_level level,
+ const char *fmt, va_list ap),
+ void *context);
+int ev_set_debug_stderr(struct event_context *ev);
+void ev_debug(struct event_context *ev, enum ev_debug_level level, const char *fmt, ...);
+
/* aio event is private to the aio backend */
struct aio_event;
-struct event_context {
+struct event_context {
/* the specific events implementation */
const struct event_ops *ops;
@@ -109,11 +126,15 @@ struct event_context {
/* pipe hack used with signal handlers */
struct fd_event *pipe_fde;
+
+ /* debugging operations */
+ struct ev_debug_ops debug_ops;
};
bool event_register_backend(const char *name, const struct event_ops *ops);
+bool ev_timeval_is_zero(const struct timeval *tv);
struct timed_event *common_event_add_timed(struct event_context *, TALLOC_CTX *,
struct timeval, event_timed_handler_t, void *);
struct timeval common_event_loop_timer_delay(struct event_context *);
@@ -126,3 +147,14 @@ struct signal_event *common_event_add_signal(struct event_context *ev,
void *private_data);
int common_event_check_signal(struct event_context *ev);
+
+bool events_standard_init(void);
+bool events_select_init(void);
+#if HAVE_EVENTS_EPOLL
+bool events_epoll_init(void);
+#endif
+#if HAVE_LINUX_AIO
+bool events_aio_init(void);
+#endif
+
+#include "events_util.h"
diff --git a/source4/lib/events/events_liboop.c b/source4/lib/events/events_liboop.c
index 946c3888c1..339297a3cf 100644
--- a/source4/lib/events/events_liboop.c
+++ b/source4/lib/events/events_liboop.c
@@ -19,9 +19,8 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "includes.h"
-#include "lib/events/events.h"
-#include "lib/events/events_internal.h"
+#include "events.h"
+#include "events_internal.h"
#include <oop.h>
diff --git a/source4/lib/events/events_s4.c b/source4/lib/events/events_s4.c
new file mode 100644
index 0000000000..edf92dba22
--- /dev/null
+++ b/source4/lib/events/events_s4.c
@@ -0,0 +1,57 @@
+/*
+ Unix SMB/CIFS implementation.
+ Copyright (C) Andrew Tridgell 2003
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "events.h"
+#include "events_internal.h"
+
+NTSTATUS s4_events_standard_init(void)
+{
+ if (!events_standard_init()) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ return NT_STATUS_OK;
+}
+
+NTSTATUS s4_events_select_init(void)
+{
+ if (!events_select_init()) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ return NT_STATUS_OK;
+}
+
+#if HAVE_EVENTS_EPOLL
+NTSTATUS s4_events_epoll_init(void)
+{
+ if (!events_epoll_init()) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ return NT_STATUS_OK;
+}
+#endif
+
+#if HAVE_LINUX_AIO
+NTSTATUS s4_events_aio_init(void)
+{
+ if (!events_aio_init()) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ return NT_STATUS_OK;
+}
+#endif
diff --git a/source4/lib/events/events_select.c b/source4/lib/events/events_select.c
index 16fff71e4a..9e97d2b39f 100644
--- a/source4/lib/events/events_select.c
+++ b/source4/lib/events/events_select.c
@@ -23,13 +23,7 @@
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#else
#include "replace.h"
-#include "events_util.h"
-#endif
#include "system/filesys.h"
#include "system/select.h"
#include "events.h"
@@ -221,9 +215,8 @@ static int select_event_loop_select(struct select_event_context *select_ev, stru
made readable and that should have removed
the event, so this must be a bug. This is a
fatal error. */
-#if _SAMBA_BUILD_
- DEBUG(0,("ERROR: EBADF on select_event_loop_once\n"));
-#endif
+ ev_debug(select_ev->ev, EV_DEBUG_FATAL,
+ "ERROR: EBADF on select_event_loop_once\n");
select_ev->exit_code = EBADF;
return -1;
}
@@ -265,7 +258,7 @@ static int select_event_loop_once(struct event_context *ev)
struct timeval tval;
tval = common_event_loop_timer_delay(ev);
- if (timeval_is_zero(&tval)) {
+ if (ev_timeval_is_zero(&tval)) {
return 0;
}
@@ -306,12 +299,3 @@ bool events_select_init(void)
return event_register_backend("select", &select_event_ops);
}
-#if _SAMBA_BUILD_
-_PUBLIC_ NTSTATUS s4_events_select_init(void)
-{
- if (!events_select_init()) {
- return NT_STATUS_INTERNAL_ERROR;
- }
- return NT_STATUS_OK;
-}
-#endif
diff --git a/source4/lib/events/events_signal.c b/source4/lib/events/events_signal.c
index 7128612fb0..5c74c47edd 100644
--- a/source4/lib/events/events_signal.c
+++ b/source4/lib/events/events_signal.c
@@ -19,14 +19,8 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#else
#include <signal.h>
#include "replace.h"
-#include "events_util.h"
-#endif
#include "system/filesys.h"
#include "system/select.h"
#include "events.h"
@@ -222,8 +216,8 @@ struct signal_event *common_event_add_signal(struct event_context *ev,
if (sig_state->pipe_hack[0] == 0 &&
sig_state->pipe_hack[1] == 0) {
pipe(sig_state->pipe_hack);
- set_blocking(sig_state->pipe_hack[0], false);
- set_blocking(sig_state->pipe_hack[1], false);
+ ev_set_blocking(sig_state->pipe_hack[0], false);
+ ev_set_blocking(sig_state->pipe_hack[1], false);
}
ev->pipe_fde = event_add_fd(ev, ev, sig_state->pipe_hack[0],
EVENT_FD_READ, signal_pipe_handler, NULL);
diff --git a/source4/lib/events/events_standard.c b/source4/lib/events/events_standard.c
index 4e41c42206..fbf83897c8 100644
--- a/source4/lib/events/events_standard.c
+++ b/source4/lib/events/events_standard.c
@@ -27,13 +27,7 @@
at runtime we fallback to select()
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#else
#include "replace.h"
-#include "events_util.h"
-#endif
#include "system/filesys.h"
#include "system/network.h"
#include "system/select.h" /* needed for HAVE_EVENTS_EPOLL */
@@ -76,7 +70,9 @@ struct std_event_context {
*/
static void epoll_fallback_to_select(struct std_event_context *std_ev, const char *reason)
{
- DEBUG(0,("%s (%s) - falling back to select()\n", reason, strerror(errno)));
+ ev_debug(std_ev->ev, EV_DEBUG_FATAL,
+ "%s (%s) - falling back to select()\n",
+ reason, strerror(errno));
close(std_ev->epoll_fd);
std_ev->epoll_fd = -1;
talloc_set_destructor(std_ev, NULL);
@@ -133,7 +129,8 @@ static void epoll_check_reopen(struct std_event_context *std_ev)
close(std_ev->epoll_fd);
std_ev->epoll_fd = epoll_create(64);
if (std_ev->epoll_fd == -1) {
- DEBUG(0,("Failed to recreate epoll handle after fork\n"));
+ ev_debug(std_ev->ev, EV_DEBUG_FATAL,
+ "Failed to recreate epoll handle after fork\n");
return;
}
std_ev->pid = getpid();
@@ -516,7 +513,8 @@ static int std_event_loop_select(struct std_event_context *std_ev, struct timeva
made readable and that should have removed
the event, so this must be a bug. This is a
fatal error. */
- DEBUG(0,("ERROR: EBADF on std_event_loop_once\n"));
+ ev_debug(std_ev->ev, EV_DEBUG_FATAL,
+ "ERROR: EBADF on std_event_loop_once\n");
std_ev->exit_code = EBADF;
return -1;
}
@@ -558,7 +556,7 @@ static int std_event_loop_once(struct event_context *ev)
struct timeval tval;
tval = common_event_loop_timer_delay(ev);
- if (timeval_is_zero(&tval)) {
+ if (ev_timeval_is_zero(&tval)) {
return 0;
}
@@ -606,12 +604,3 @@ bool events_standard_init(void)
return event_register_backend("standard", &std_event_ops);
}
-#if _SAMBA_BUILD_
-_PUBLIC_ NTSTATUS s4_events_standard_init(void)
-{
- if (!events_standard_init()) {
- return NT_STATUS_INTERNAL_ERROR;
- }
- return NT_STATUS_OK;
-}
-#endif
diff --git a/source4/lib/events/events_timed.c b/source4/lib/events/events_timed.c
index 79e4cde795..c81825bf92 100644
--- a/source4/lib/events/events_timed.c
+++ b/source4/lib/events/events_timed.c
@@ -20,18 +20,91 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#if _SAMBA_BUILD_
-#include "includes.h"
-#include "lib/util/dlinklist.h"
-#else
+#include <sys/time.h>
+#include <time.h>
#include "replace.h"
-#include "events_util.h"
-#endif
#include "system/filesys.h"
#include "system/select.h"
#include "events.h"
#include "events_internal.h"
+/**
+ compare two timeval structures.
+ Return -1 if tv1 < tv2
+ Return 0 if tv1 == tv2
+ Return 1 if tv1 > tv2
+*/
+static int ev_timeval_compare(const struct timeval *tv1, const struct timeval *tv2)
+{
+ if (tv1->tv_sec > tv2->tv_sec) return 1;
+ if (tv1->tv_sec < tv2->tv_sec) return -1;
+ if (tv1->tv_usec > tv2->tv_usec) return 1;
+ if (tv1->tv_usec < tv2->tv_usec) return -1;
+ return 0;
+}
+
+/**
+ return a zero timeval
+*/
+static struct timeval ev_timeval_zero(void)
+{
+ struct timeval tv;
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ return tv;
+}
+
+/**
+ return a timeval for the current time
+*/
+static struct timeval ev_timeval_current(void)
+{
+ struct timeval tv;
+ gettimeofday(&tv, NULL);
+ return tv;
+}
+
+/**
+ return a timeval struct with the given elements
+*/
+static struct timeval ev_timeval_set(uint32_t secs, uint32_t usecs)
+{
+ struct timeval tv;
+ tv.tv_sec = secs;
+ tv.tv_usec = usecs;
+ return tv;
+}
+
+/**
+ return the difference between two timevals as a timeval
+ if tv1 comes after tv2, then return a zero timeval
+ (this is *tv2 - *tv1)
+*/
+static struct timeval ev_timeval_until(const struct timeval *tv1,
+ const struct timeval *tv2)
+{
+ struct timeval t;
+ if (ev_timeval_compare(tv1, tv2) >= 0) {
+ return ev_timeval_zero();
+ }
+ t.tv_sec = tv2->tv_sec - tv1->tv_sec;
+ if (tv1->tv_usec > tv2->tv_usec) {
+ t.tv_sec--;
+ t.tv_usec = 1000000 - (tv1->tv_usec - tv2->tv_usec);
+ } else {
+ t.tv_usec = tv2->tv_usec - tv1->tv_usec;
+ }
+ return t;
+}
+
+/**
+ return true if a timeval is zero
+*/
+bool ev_timeval_is_zero(const struct timeval *tv)
+{
+ return tv->tv_sec == 0 && tv->tv_usec == 0;
+}
+
/*
destroy a timed event
*/
@@ -72,7 +145,7 @@ struct timed_event *common_event_add_timed(struct event_context *ev, TALLOC_CTX
last_te = NULL;
for (cur_te = ev->timed_events; cur_te; cur_te = cur_te->next) {
/* if the new event comes before the current one break */
- if (timeval_compare(&te->next_event, &cur_te->next_event) < 0) {
+ if (ev_timeval_compare(&te->next_event, &cur_te->next_event) < 0) {
break;
}
@@ -94,14 +167,14 @@ struct timed_event *common_event_add_timed(struct event_context *ev, TALLOC_CTX
*/
struct timeval common_event_loop_timer_delay(struct event_context *ev)
{
- struct timeval current_time = timeval_zero();
+ struct timeval current_time = ev_timeval_zero();
struct timed_event *te = ev->timed_events;
if (!te) {
/* have a default tick time of 30 seconds. This guarantees
that code that uses its own timeout checking will be
able to proceeed eventually */
- return timeval_set(30, 0);
+ return ev_timeval_set(30, 0);
}
/*
@@ -113,13 +186,13 @@ struct timeval common_event_loop_timer_delay(struct event_context *ev)
* if there's a delay till the next timed event, we're done
* with just returning the delay
*/
- if (!timeval_is_zero(&te->next_event)) {
+ if (!ev_timeval_is_zero(&te->next_event)) {
struct timeval delay;
- current_time = timeval_current();
+ current_time = ev_timeval_current();
- delay = timeval_until(&current_time, &te->next_event);
- if (!timeval_is_zero(&delay)) {
+ delay = ev_timeval_until(&current_time, &te->next_event);
+ if (!ev_timeval_is_zero(&delay)) {
return delay;
}
}
@@ -151,6 +224,6 @@ struct timeval common_event_loop_timer_delay(struct event_context *ev)
talloc_free(te);
- return timeval_zero();
+ return ev_timeval_zero();
}
diff --git a/source4/lib/events/events_util.c b/source4/lib/events/events_util.c
index 74e11473f3..93f6492560 100644
--- a/source4/lib/events/events_util.c
+++ b/source4/lib/events/events_util.c
@@ -20,6 +20,9 @@
#include "replace.h"
#include "talloc.h"
+#include "events.h"
+#include "events_internal.h"
+#include <fcntl.h>
/**
return the number of elements in a string list
@@ -34,7 +37,7 @@ static size_t str_list_length(const char **list)
/**
add an entry to a string list
*/
-const char **str_list_add(const char **list, const char *s)
+const char **ev_str_list_add(const char **list, const char *s)
{
size_t len = str_list_length(list);
const char **ret;
@@ -50,80 +53,33 @@ const char **str_list_add(const char **list, const char *s)
return ret;
}
-/**
- compare two timeval structures.
- Return -1 if tv1 < tv2
- Return 0 if tv1 == tv2
- Return 1 if tv1 > tv2
-*/
-static int timeval_compare(const struct timeval *tv1, const struct timeval *tv2)
-{
- if (tv1->tv_sec > tv2->tv_sec) return 1;
- if (tv1->tv_sec < tv2->tv_sec) return -1;
- if (tv1->tv_usec > tv2->tv_usec) return 1;
- if (tv1->tv_usec < tv2->tv_usec) return -1;
- return 0;
-}
/**
- return a zero timeval
-*/
-struct timeval timeval_zero(void)
-{
- struct timeval tv;
- tv.tv_sec = 0;
- tv.tv_usec = 0;
- return tv;
-}
+ Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
+ else
+ if SYSV use O_NDELAY
+ if BSD use FNDELAY
+**/
-/**
- return true if a timeval is zero
-*/
-bool timeval_is_zero(const struct timeval *tv)
+int ev_set_blocking(int fd, bool set)
{
- return tv->tv_sec == 0 && tv->tv_usec == 0;
+ int val;
+#ifdef O_NONBLOCK
+#define FLAG_TO_SET O_NONBLOCK
+#else
+#ifdef SYSV
+#define FLAG_TO_SET O_NDELAY
+#else /* BSD */
+#define FLAG_TO_SET FNDELAY
+#endif
+#endif
+
+ if((val = fcntl(fd, F_GETFL, 0)) == -1)
+ return -1;
+ if(set) /* Turn blocking on - ie. clear nonblock flag */
+ val &= ~FLAG_TO_SET;
+ else
+ val |= FLAG_TO_SET;
+ return fcntl( fd, F_SETFL, val);
+#undef FLAG_TO_SET
}
-
-/**
- return a timeval for the current time
-*/
-struct timeval timeval_current(void)
-{
- struct timeval tv;
- GetTimeOfDay(&tv);
- return tv;
-}
-
-/**
- return a timeval struct with the given elements
-*/
-struct timeval timeval_set(uint32_t secs, uint32_t usecs)
-{
- struct timeval tv;
- tv.tv_sec = secs;
- tv.tv_usec = usecs;
- return tv;
-}
-
-/**
- return the difference between two timevals as a timeval
- if tv1 comes after tv2, then return a zero timeval
- (this is *tv2 - *tv1)
-*/
-struct timeval timeval_until(const struct timeval *tv1,
- const struct timeval *tv2)
-{
- struct timeval t;
- if (timeval_compare(tv1, tv2) >= 0) {
- return timeval_zero();
- }
- t.tv_sec = tv2->tv_sec - tv1->tv_sec;
- if (tv1->tv_usec > tv2->tv_usec) {
- t.tv_sec--;
- t.tv_usec = 1000000 - (tv1->tv_usec - tv2->tv_usec);
- } else {
- t.tv_usec = tv2->tv_usec - tv1->tv_usec;
- }
- return t;
-}
-
diff --git a/source4/lib/events/events_util.h b/source4/lib/events/events_util.h
index 401df891a5..052b302aae 100644
--- a/source4/lib/events/events_util.h
+++ b/source4/lib/events/events_util.h
@@ -113,11 +113,5 @@ do { \
#endif /* _DLINKLIST_H */
-const char **str_list_add(const char **list, const char *s);
-struct timeval timeval_zero(void);
-bool timeval_is_zero(const struct timeval *tv);
-struct timeval timeval_current(void);
-struct timeval timeval_set(uint32_t secs, uint32_t usecs);
-struct timeval timeval_until(const struct timeval *tv1,
- const struct timeval *tv2);
-
+const char **ev_str_list_add(const char **list, const char *s);
+int ev_set_blocking(int fd, bool set);
diff --git a/source4/lib/events/libevents.m4 b/source4/lib/events/libevents.m4
index 483ab861fb..be3f1bb638 100644
--- a/source4/lib/events/libevents.m4
+++ b/source4/lib/events/libevents.m4
@@ -13,16 +13,34 @@ if test x"$eventsdir" = "x"; then
AC_MSG_ERROR([cannot find libevents source in $eventspaths])
fi
-EVENTS_OBJ="events.o events_select.o events_signal.o events_timed.o events_standard.o events_util.o"
-AC_SUBST(LIBREPLACEOBJ)
+EVENTS_OBJ="events.o events_select.o events_signal.o events_timed.o events_standard.o events_debug.o events_util.o"
+SMB_ENABLE(EVENTS_EPOLL, NO)
+SMB_ENABLE(EVENTS_AIO, NO)
AC_CHECK_HEADERS(sys/epoll.h)
AC_CHECK_FUNCS(epoll_create)
-
if test x"$ac_cv_header_sys_epoll_h" = x"yes" -a x"$ac_cv_func_epoll_create" = x"yes"; then
EVENTS_OBJ="$EVENTS_OBJ events_epoll.o"
+ SMB_ENABLE(EVENTS_EPOLL,YES)
AC_DEFINE(HAVE_EVENTS_EPOLL, 1, [Whether epoll available])
+
+ # check for native Linux AIO interface
+ AC_CHECK_HEADERS(libaio.h)
+ AC_CHECK_LIB_EXT(aio, AIO_LIBS, io_getevents)
+ if test x"$ac_cv_header_libaio_h" = x"yes" -a x"$ac_cv_lib_ext_aio_io_getevents" = x"yes";then
+ EVENTS_OBJ="$EVENTS_OBJ events_aio.o"
+ SMB_ENABLE(EVENTS_AIO,YES)
+ AC_DEFINE(HAVE_LINUX_AIO, 1, [Whether Linux AIO is available])
+ fi
fi
AC_SUBST(EVENTS_OBJ)
+SMB_EXT_LIB(LIBAIO_LINUX, $AIO_LIBS)
+
+EVENTS_CFLAGS="-I$eventsdir"
+AC_SUBST(EVENTS_CFLAGS)
+
+EVENTS_LIBS=""
+AC_SUBST(EVENTS_LIBS)
+
diff --git a/source4/lib/events/rules.mk b/source4/lib/events/rules.mk
new file mode 100644
index 0000000000..cfe548039b
--- /dev/null
+++ b/source4/lib/events/rules.mk
@@ -0,0 +1,21 @@
+.SUFFIXES: .i _wrap.c
+
+.i_wrap.c:
+ $(SWIG) -O -Wall -python -keyword $<
+
+showflags::
+ @echo 'libevents will be compiled with flags:'
+ @echo ' CFLAGS = $(CFLAGS)'
+ @echo ' CPPFLAGS = $(CPPFLAGS)'
+ @echo ' LDFLAGS = $(LDFLAGS)'
+ @echo ' LIBS = $(LIBS)'
+
+.SUFFIXES: .c .o
+
+.c.o:
+ @echo Compiling $*.c
+ @mkdir -p `dirname $@`
+ @$(CC) $(PICFLAG) $(CFLAGS) -c $< -o $@
+
+distclean::
+ rm -f *~ */*~
diff --git a/source4/lib/ldb/external/libevents.m4 b/source4/lib/ldb/external/libevents.m4
new file mode 100644
index 0000000000..f0f80e9d8e
--- /dev/null
+++ b/source4/lib/ldb/external/libevents.m4
@@ -0,0 +1,4 @@
+m4_include(pkg.m4)
+EVENTS_OBJ=""
+AC_SUBST(EVENTS_OBJ)
+PKG_CHECK_MODULES(EVENTS, events)