From 136f369b23946698c9fcfd217444ddc0614cde85 Mon Sep 17 00:00:00 2001 From: Simo Sorce Date: Thu, 24 Apr 2008 17:28:30 -0400 Subject: Make it possible to build libevents standalone. (This used to be commit 10415bb738d51afdebbfeae976923e086805ae84) --- source4/lib/events/Makefile.in | 66 ++++++++++++++++++ source4/lib/events/autogen.sh | 17 +++++ source4/lib/events/config.mk | 11 ++- source4/lib/events/configure.ac | 35 ++++++++++ source4/lib/events/events.c | 14 ++-- source4/lib/events/events.i | 2 +- source4/lib/events/events.mk | 59 ++++++++++++++++ source4/lib/events/events.pc.in | 11 +++ source4/lib/events/events_epoll.c | 15 ++-- source4/lib/events/events_select.c | 13 +++- source4/lib/events/events_signal.c | 13 ++-- source4/lib/events/events_standard.c | 11 ++- source4/lib/events/events_timed.c | 11 ++- source4/lib/events/events_util.c | 129 +++++++++++++++++++++++++++++++++++ source4/lib/events/events_util.h | 123 +++++++++++++++++++++++++++++++++ source4/lib/events/events_wrap.c | 2 +- source4/lib/events/libevents.m4 | 21 +++++- 17 files changed, 527 insertions(+), 26 deletions(-) create mode 100644 source4/lib/events/Makefile.in create mode 100755 source4/lib/events/autogen.sh create mode 100644 source4/lib/events/configure.ac create mode 100644 source4/lib/events/events.mk create mode 100644 source4/lib/events/events.pc.in create mode 100644 source4/lib/events/events_util.c create mode 100644 source4/lib/events/events_util.h (limited to 'source4/lib') diff --git a/source4/lib/events/Makefile.in b/source4/lib/events/Makefile.in new file mode 100644 index 0000000000..0a0df9bef9 --- /dev/null +++ b/source4/lib/events/Makefile.in @@ -0,0 +1,66 @@ +#!gmake +# +# Makefile for tdb directory +# + +CC = @CC@ +prefix = @prefix@ +exec_prefix = @exec_prefix@ +bindir = @bindir@ +includedir = @includedir@ +libdir = @libdir@ +VPATH = @srcdir@:@tallocdir@:@libreplacedir@ +srcdir = @srcdir@ +builddir = @builddir@ +CPPFLAGS = @CPPFLAGS@ -I$(srcdir)/include -Iinclude -I. +LDFLAGS = @LDFLAGS@ +EXEEXT = @EXEEXT@ +SHLD = @SHLD@ +SHLD_FLAGS = @SHLD_FLAGS@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PICFLAG = @PICFLAG@ +SHLIBEXT = @SHLIBEXT@ +SWIG = swig +PYTHON = @PYTHON@ +PYTHON_CONFIG = @PYTHON_CONFIG@ +PYTHON_BUILD_TARGET = @PYTHON_BUILD_TARGET@ +PYTHON_INSTALL_TARGET = @PYTHON_INSTALL_TARGET@ +PYTHON_CHECK_TARGET = @PYTHON_CHECK_TARGET@ +LIB_PATH_VAR = @LIB_PATH_VAR@ +eventsdir = @eventsdir@ +tallocdir = @tallocdir@ + +TALLOC_LIBS = @TALLOC_LIBS@ +TALLOC_CFLAGS = @TALLOC_CFLAGS@ +TALLOC_OBJ = @TALLOC_OBJ@ + +CFLAGS = $(CPPFLAGS) $(TALLOC_CFLAGS) @CFLAGS@ + +EVENTS_OBJ = @EVENTS_OBJ@ $(TALLOC_OBJ) @LIBREPLACEOBJ@ + +default: all + +include $(eventsdir)/events.mk +include $(eventsdir)/rules.mk + +all:: showflags dirs $(PROGS) $(LIBEVENTS_SOLIB) libevents.a $(PYTHON_BUILD_TARGET) + +install:: all +$(LIBEVENTS_SOLIB): $(EVENTS_OBJ) + $(SHLD) $(SHLD_FLAGS) -o $@ $(EVENTS_OBJ) $(TALLOC_LIBS) @SONAMEFLAG@$(LIBEVENTS_SONAME) + +check: test + +test:: $(PYTHON_CHECK_TARGET) +installcheck:: test install + +clean:: + rm -f *.o *.a */*.o + rm -f $(TALLOC_OBJ) + +distclean:: clean + rm -f config.log config.status include/config.h config.cache + rm -f Makefile + +realdistclean:: distclean + rm -f configure include/config.h.in diff --git a/source4/lib/events/autogen.sh b/source4/lib/events/autogen.sh new file mode 100755 index 0000000000..b13a4b685d --- /dev/null +++ b/source4/lib/events/autogen.sh @@ -0,0 +1,17 @@ +#!/bin/sh + +rm -rf autom4te.cache +rm -f configure config.h.in + +IPATHS="-I libreplace -I lib/replace -I ../libreplace -I ../replace" +IPATHS="$IPATHS -I lib/talloc -I talloc -I ../talloc" +autoconf $IPATHS || exit 1 +autoheader $IPATHS || exit 1 + +rm -rf autom4te.cache + +swig -O -Wall -python -keyword events.i # Ignore errors for now + +echo "Now run ./configure and then make." +exit 0 + diff --git a/source4/lib/events/config.mk b/source4/lib/events/config.mk index 058ce7f793..34c24f76f5 100644 --- a/source4/lib/events/config.mk +++ b/source4/lib/events/config.mk @@ -1,3 +1,13 @@ +################################################ +# 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 @@ -34,7 +44,6 @@ EVENTS_STANDARD_OBJ_FILES = lib/events/events_standard.o ############################## # Start SUBSYSTEM LIBEVENTS [SUBSYSTEM::LIBEVENTS] -PUBLIC_DEPENDENCIES = LIBTALLOC LIBSAMBA-UTIL # End SUBSYSTEM LIBEVENTS ############################## diff --git a/source4/lib/events/configure.ac b/source4/lib/events/configure.ac new file mode 100644 index 0000000000..4eb3575aac --- /dev/null +++ b/source4/lib/events/configure.ac @@ -0,0 +1,35 @@ +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_INIT(events, 1.0.0) +AC_CONFIG_SRCDIR([events.c]) +AC_CONFIG_HEADER(config.h) +AC_LIBREPLACE_ALL_CHECKS +AC_LIBREPLACE_NETWORK_CHECKS + +m4_include(libtalloc.m4) + +AC_LD_EXPORT_DYNAMIC +AC_LD_SONAMEFLAG +AC_LD_PICFLAG +AC_LD_SHLIBEXT +AC_LIBREPLACE_SHLD +AC_LIBREPLACE_SHLD_FLAGS +AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR +m4_include(libevents.m4) +AC_PATH_PROGS([PYTHON_CONFIG], [python2.6-config python2.5-config python2.4-config python-config]) +AC_PATH_PROGS([PYTHON], [python2.6 python2.5 python2.4 python]) + +PYTHON_BUILD_TARGET="build-python" +PYTHON_INSTALL_TARGET="install-python" +PYTHON_CHECK_TARGET="check-python" +AC_SUBST(PYTHON_BUILD_TARGET) +AC_SUBST(PYTHON_INSTALL_TARGET) +AC_SUBST(PYTHON_CHECK_TARGET) +if test -z "$PYTHON_CONFIG"; then + PYTHON_BUILD_TARGET="" + PYTHON_INSTALL_TARGET="" + PYTHON_CHECK_TARGET="" +fi +AC_OUTPUT(Makefile events.pc) diff --git a/source4/lib/events/events.c b/source4/lib/events/events.c index 6f45db512a..ccc62b4c83 100644 --- a/source4/lib/events/events.c +++ b/source4/lib/events/events.c @@ -52,12 +52,16 @@ forever. */ - +#if _SAMBA_BUILD_ #include "includes.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.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" struct event_ops_list { struct event_ops_list *next, *prev; @@ -204,6 +208,8 @@ 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); } @@ -283,7 +289,7 @@ struct signal_event *event_add_signal(struct event_context *ev, TALLOC_CTX *mem_ /* do a single event loop using the events defined in ev */ -_PUBLIC_ int event_loop_once(struct event_context *ev) +int event_loop_once(struct event_context *ev) { return ev->ops->loop_once(ev); } diff --git a/source4/lib/events/events.i b/source4/lib/events/events.i index 263605b176..c16d482efc 100644 --- a/source4/lib/events/events.i +++ b/source4/lib/events/events.i @@ -21,7 +21,7 @@ %import "../talloc/talloc.i"; %{ -#include "lib/events/events.h" +#include "events.h" typedef struct event_context event; %} diff --git a/source4/lib/events/events.mk b/source4/lib/events/events.mk new file mode 100644 index 0000000000..64d3fcb9fd --- /dev/null +++ b/source4/lib/events/events.mk @@ -0,0 +1,59 @@ +dirs:: + @mkdir -p lib + +LIBEVENTS_SONAME = libevents.$(SHLIBEXT).0 +LIBEVENTS_SOLIB = libevents.$(SHLIBEXT).$(PACKAGE_VERSION) + +LIBEVENTS = libevents.a + +clean:: + rm -f $(LIBEVENTS_SONAME) $(LIBEVENTS_SOLIB) libevents.a libevents.$(SHLIBEXT) + rm -f events.pc + +build-python:: _libevents.$(SHLIBEXT) + +events_wrap.o: $(eventsdir)/events_wrap.c + $(CC) $(PICFLAG) -c $(eventsdir)/events_wrap.c $(CFLAGS) `$(PYTHON_CONFIG) --cflags` + +_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 $< $@ diff --git a/source4/lib/events/events.pc.in b/source4/lib/events/events.pc.in new file mode 100644 index 0000000000..4a4c012d73 --- /dev/null +++ b/source4/lib/events/events.pc.in @@ -0,0 +1,11 @@ +prefix=@prefix@ +exec_prefix=@exec_prefix@ +libdir=@libdir@ +includedir=@includedir@ + +Name: events +Description: An event system library +Version: @PACKAGE_VERSION@ +Libs: -L${libdir} -levents +Cflags: -I${includedir} +URL: http://samba.org/ diff --git a/source4/lib/events/events_epoll.c b/source4/lib/events/events_epoll.c index 109027eb1a..07e66154fc 100644 --- a/source4/lib/events/events_epoll.c +++ b/source4/lib/events/events_epoll.c @@ -20,12 +20,17 @@ along with this program. If not, see . */ +#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 "lib/util/dlinklist.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.h" +#include "events.h" +#include "events_internal.h" #include struct epoll_event_context { @@ -56,9 +61,11 @@ struct epoll_event_context { called when a epoll call fails, and we should fallback to using select */ -_NORETURN_ static void epoll_panic(struct epoll_event_context *epoll_ev, const char *reason) +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 abort(); } diff --git a/source4/lib/events/events_select.c b/source4/lib/events/events_select.c index f4b7e4e5eb..16fff71e4a 100644 --- a/source4/lib/events/events_select.c +++ b/source4/lib/events/events_select.c @@ -23,12 +23,17 @@ */ +#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 "lib/util/dlinklist.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.h" +#include "events.h" +#include "events_internal.h" struct select_event_context { /* a pointer back to the generic event_context */ @@ -216,7 +221,9 @@ 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 select_ev->exit_code = EBADF; return -1; } diff --git a/source4/lib/events/events_signal.c b/source4/lib/events/events_signal.c index c0771cbe01..7128612fb0 100644 --- a/source4/lib/events/events_signal.c +++ b/source4/lib/events/events_signal.c @@ -19,13 +19,18 @@ along with this program. If not, see . */ +#if _SAMBA_BUILD_ #include "includes.h" +#include "lib/util/dlinklist.h" +#else +#include +#include "replace.h" +#include "events_util.h" +#endif #include "system/filesys.h" #include "system/select.h" -#include "system/wait.h" -#include "lib/util/dlinklist.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.h" +#include "events.h" +#include "events_internal.h" #define NUM_SIGNALS 64 diff --git a/source4/lib/events/events_standard.c b/source4/lib/events/events_standard.c index 7b945b154d..4e41c42206 100644 --- a/source4/lib/events/events_standard.c +++ b/source4/lib/events/events_standard.c @@ -27,13 +27,18 @@ 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 */ -#include "lib/util/dlinklist.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.h" +#include "events.h" +#include "events_internal.h" struct std_event_context { /* a pointer back to the generic event_context */ diff --git a/source4/lib/events/events_timed.c b/source4/lib/events/events_timed.c index 389c2cbbb7..79e4cde795 100644 --- a/source4/lib/events/events_timed.c +++ b/source4/lib/events/events_timed.c @@ -20,12 +20,17 @@ along with this program. If not, see . */ +#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 "lib/util/dlinklist.h" -#include "lib/events/events.h" -#include "lib/events/events_internal.h" +#include "events.h" +#include "events_internal.h" /* destroy a timed event diff --git a/source4/lib/events/events_util.c b/source4/lib/events/events_util.c new file mode 100644 index 0000000000..74e11473f3 --- /dev/null +++ b/source4/lib/events/events_util.c @@ -0,0 +1,129 @@ +/* + 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 . +*/ + +#include "replace.h" +#include "talloc.h" + +/** + return the number of elements in a string list +*/ +static size_t str_list_length(const char **list) +{ + size_t ret; + for (ret=0;list && list[ret];ret++) /* noop */ ; + return ret; +} + +/** + add an entry to a string list +*/ +const char **str_list_add(const char **list, const char *s) +{ + size_t len = str_list_length(list); + const char **ret; + + ret = talloc_realloc(NULL, list, const char *, len+2); + if (ret == NULL) return NULL; + + ret[len] = talloc_strdup(ret, s); + if (ret[len] == NULL) return NULL; + + ret[len+1] = NULL; + + 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; +} + +/** + return true if a timeval is zero +*/ +bool timeval_is_zero(const struct timeval *tv) +{ + return tv->tv_sec == 0 && tv->tv_usec == 0; +} + +/** + 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 new file mode 100644 index 0000000000..401df891a5 --- /dev/null +++ b/source4/lib/events/events_util.h @@ -0,0 +1,123 @@ +/* + Unix SMB/CIFS implementation. + + Copyright (C) Andrew Tridgell 1998-2005 + 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 . +*/ + +/* To use these macros you must have a structure containing a next and + prev pointer */ + +#ifndef _DLINKLIST_H +#define _DLINKLIST_H + + +/* hook into the front of the list */ +#define DLIST_ADD(list, p) \ +do { \ + if (!(list)) { \ + (list) = (p); \ + (p)->next = (p)->prev = NULL; \ + } else { \ + (list)->prev = (p); \ + (p)->next = (list); \ + (p)->prev = NULL; \ + (list) = (p); \ + }\ +} while (0) + +/* remove an element from a list - element doesn't have to be in list. */ +#define DLIST_REMOVE(list, p) \ +do { \ + if ((p) == (list)) { \ + (list) = (p)->next; \ + if (list) (list)->prev = NULL; \ + } else { \ + if ((p)->prev) (p)->prev->next = (p)->next; \ + if ((p)->next) (p)->next->prev = (p)->prev; \ + } \ + if ((p) != (list)) (p)->next = (p)->prev = NULL; \ +} while (0) + +/* promote an element to the top of the list */ +#define DLIST_PROMOTE(list, p) \ +do { \ + DLIST_REMOVE(list, p); \ + DLIST_ADD(list, p); \ +} while (0) + +/* hook into the end of the list - needs a tmp pointer */ +#define DLIST_ADD_END(list, p, type) \ +do { \ + if (!(list)) { \ + (list) = (p); \ + (p)->next = (p)->prev = NULL; \ + } else { \ + type tmp; \ + for (tmp = (list); tmp->next; tmp = tmp->next) ; \ + tmp->next = (p); \ + (p)->next = NULL; \ + (p)->prev = tmp; \ + } \ +} while (0) + +/* insert 'p' after the given element 'el' in a list. If el is NULL then + this is the same as a DLIST_ADD() */ +#define DLIST_ADD_AFTER(list, p, el) \ +do { \ + if (!(list) || !(el)) { \ + DLIST_ADD(list, p); \ + } else { \ + p->prev = el; \ + p->next = el->next; \ + el->next = p; \ + if (p->next) p->next->prev = p; \ + }\ +} while (0) + +/* demote an element to the end of the list, needs a tmp pointer */ +#define DLIST_DEMOTE(list, p, tmp) \ +do { \ + DLIST_REMOVE(list, p); \ + DLIST_ADD_END(list, p, tmp); \ +} while (0) + +/* concatenate two lists - putting all elements of the 2nd list at the + end of the first list */ +#define DLIST_CONCATENATE(list1, list2, type) \ +do { \ + if (!(list1)) { \ + (list1) = (list2); \ + } else { \ + type tmp; \ + for (tmp = (list1); tmp->next; tmp = tmp->next) ; \ + tmp->next = (list2); \ + if (list2) { \ + (list2)->prev = tmp; \ + } \ + } \ +} while (0) + +#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); + diff --git a/source4/lib/events/events_wrap.c b/source4/lib/events/events_wrap.c index b220d320cf..9dbbb08734 100644 --- a/source4/lib/events/events_wrap.c +++ b/source4/lib/events/events_wrap.c @@ -2501,7 +2501,7 @@ static swig_module_info swig_module = {swig_types, 4, 0, 0, 0, 0}; #define SWIG_as_voidptrptr(a) ((void)SWIG_as_voidptr(*a),(void**)(a)) -#include "lib/events/events.h" +#include "events.h" typedef struct event_context event; SWIGINTERN event *new_event(TALLOC_CTX *mem_ctx){ return event_context_init(mem_ctx); } diff --git a/source4/lib/events/libevents.m4 b/source4/lib/events/libevents.m4 index 99a47dcc54..483ab861fb 100644 --- a/source4/lib/events/libevents.m4 +++ b/source4/lib/events/libevents.m4 @@ -1,11 +1,28 @@ -EVENTS_OBJ="lib/events/events.o lib/events/events_select.o lib/events/events_signal.o lib/events/events_timed.o lib/events/events_standard.o" +dnl find the events sources. This is meant to work both for +dnl standalone builds, and builds of packages using libevents +eventsdir="" +eventspaths="$srcdir $srcdir/lib/events $srcdir/events $srcdir/../events" +for d in $eventspaths; do + if test -f "$d/events.c"; then + eventsdir="$d" + AC_SUBST(eventsdir) + break; + fi +done +if test x"$eventsdir" = "x"; then + AC_MSG_ERROR([cannot find libevents source in $eventspaths]) +fi + +EVENTS_OBJ="events.o events_select.o events_signal.o events_timed.o events_standard.o events_util.o" +AC_SUBST(LIBREPLACEOBJ) AC_CHECK_HEADERS(sys/epoll.h) AC_CHECK_FUNCS(epoll_create) if test x"$ac_cv_header_sys_epoll_h" = x"yes" -a x"$ac_cv_func_epoll_create" = x"yes"; then - EVENTS_OBJ="$EVENTS_OBJ lib/events/events_epoll.o" + EVENTS_OBJ="$EVENTS_OBJ events_epoll.o" AC_DEFINE(HAVE_EVENTS_EPOLL, 1, [Whether epoll available]) fi AC_SUBST(EVENTS_OBJ) + -- cgit