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      1 # Makefile.am for libevent
      2 # Copyright 2000-2007 Niels Provos
      3 # Copyright 2007-2012 Niels Provos and Nick Mathewson
      4 #
      5 # See LICENSE for copying information.
      6 
      7 # 'foreign' means that we're not enforcing GNU package rules strictly.
      8 # '1.9' means that we need automake 1.9 or later (and we do).
      9 AUTOMAKE_OPTIONS = foreign 1.9 subdir-objects
     10 
     11 ACLOCAL_AMFLAGS = -I m4
     12 
     13 # This is the "Release" of the Libevent ABI.  It takes precedence over
     14 # the VERSION_INFO, so that two versions of Libevent with the same
     15 # "Release" are never binary-compatible.
     16 #
     17 # This number incremented once for the 2.0 release candidate, and
     18 # will increment for each series until we revise our interfaces enough
     19 # that we can seriously expect ABI compatibility between series.
     20 #
     21 RELEASE = -release 2.1
     22 
     23 # This is the version info for the libevent binary API.  It has three
     24 # numbers:
     25 #   Current  -- the number of the binary API that we're implementing
     26 #   Revision -- which iteration of the implementation of the binary
     27 #               API are we supplying?
     28 #   Age      -- How many previous binary API versions do we also
     29 #               support?
     30 #
     31 # To increment a VERSION_INFO (current:revision:age):
     32 #    If the ABI didn't change:
     33 #        Return (current:revision+1:age)
     34 #    If the ABI changed, but it's backward-compatible:
     35 #        Return (current+1:0:age+1)
     36 #    If the ABI changed and it isn't backward-compatible:
     37 #        Return (current+1:0:0)
     38 #
     39 # Once an RC is out, DO NOT MAKE ANY ABI-BREAKING CHANGES IN THAT SERIES
     40 # UNLESS YOU REALLY REALLY HAVE TO.
     41 VERSION_INFO = 6:2:0
     42 
     43 # History:          RELEASE    VERSION_INFO
     44 #  2.0.1-alpha --     2.0        1:0:0
     45 #  2.0.2-alpha --                2:0:0
     46 #  2.0.3-alpha --                2:0:0  (should have incremented; didn't.)
     47 #  2.0.4-alpha --                3:0:0
     48 #  2.0.5-beta  --                4:0:0
     49 #  2.0.6-rc    --     2.0        2:0:0
     50 #  2.0.7-rc    --     2.0        3:0:1
     51 #  2.0.8-rc    --     2.0        4:0:2
     52 #  2.0.9-rc    --     2.0        5:0:0 (ABI changed slightly)
     53 #  2.0.10-stable--    2.0        5:1:0 (No ABI change)
     54 #  2.0.11-stable--    2.0        6:0:1 (ABI changed, backward-compatible)
     55 #  2.0.12-stable--    2.0        6:1:1 (No ABI change)
     56 #  2.0.13-stable--    2.0        6:2:1 (No ABI change)
     57 #  2.0.14-stable--    2.0        6:3:1 (No ABI change)
     58 #  2.0.15-stable--    2.0        6:3:1 (Forgot to update :( )
     59 #  2.0.16-stable--    2.0        6:4:1 (No ABI change)
     60 #  2.0.17-stable--    2.0        6:5:1 (No ABI change)
     61 #  2.0.18-stable--    2.0        6:6:1 (No ABI change)
     62 #  2.0.19-stable--    2.0        6:7:1 (No ABI change)
     63 #  2.0.20-stable--    2.0        6:8:1 (No ABI change)
     64 #  2.0.21-stable--    2.0        6:9:1 (No ABI change)
     65 #
     66 # For Libevent 2.1:
     67 #  2.1.1-alpha --     2.1        1:0:0
     68 #  2.1.2-alpha --     2.1        1:0:0 (should have been 2:0:1)
     69 #  2.1.3-alpha --     2.1        3:0:0 (ABI changed slightly)
     70 #  2.1.4-alpha --     2.1        4:0:0 (ABI changed slightly)
     71 #  2.1.5-beta  --     2.1        5:0:0 (ABI changed slightly)
     72 #  2.1.6-beta  --     2.1        6:0:0 (ABI changed slightly)
     73 #  2.1.7-beta  --     2.1        6:1:0 (ABI changed slightly)
     74 #  2.1.8-stable--     2.1        6:2:0 (ABI changed slightly)
     75 
     76 # ABI version history for this package effectively restarts every time
     77 # we change RELEASE.  Version 1.4.x had RELEASE of 1.4.
     78 #
     79 # Ideally, we would not be using RELEASE at all; instead we could just
     80 # use the VERSION_INFO field to label our backward-incompatible ABI
     81 # changes, and those would be few and far between.  Unfortunately,
     82 # Libevent still exposes far too many volatile structures in its
     83 # headers, so we pretty much have to assume that most development
     84 # series will break ABI compatibility.  For now, it's simplest just to
     85 # keep incrementing the RELEASE between series and resetting VERSION_INFO.
     86 #
     87 # Eventually, when we get to the point where the structures in the
     88 # headers are all non-changing (or not there at all!), we can shift to
     89 # a more normal worldview where backward-incompatible ABI changes are
     90 # nice and rare.  For the next couple of years, though, 'struct event'
     91 # is user-visible, and so we can pretty much guarantee that release
     92 # series won't be binary-compatible.
     93 
     94 if INSTALL_LIBEVENT
     95 dist_bin_SCRIPTS = event_rpcgen.py
     96 endif
     97 
     98 pkgconfigdir=$(libdir)/pkgconfig
     99 LIBEVENT_PKGCONFIG=libevent.pc libevent_core.pc libevent_extra.pc
    100 
    101 # These sources are conditionally added by configure.ac or conditionally
    102 # included from other files.
    103 PLATFORM_DEPENDENT_SRC = \
    104 	arc4random.c \
    105 	epoll_sub.c
    106 
    107 EXTRA_DIST = \
    108 	ChangeLog-1.4 \
    109 	ChangeLog-2.0 \
    110 	Doxyfile \
    111 	LICENSE \
    112 	Makefile.nmake test/Makefile.nmake \
    113 	autogen.sh \
    114 	event_rpcgen.py \
    115 	libevent.pc.in \
    116 	make-event-config.sed \
    117 	whatsnew-2.0.txt \
    118 	whatsnew-2.1.txt \
    119 	$(PLATFORM_DEPENDENT_SRC)
    120 
    121 LIBEVENT_LIBS_LA = libevent.la libevent_core.la libevent_extra.la
    122 if PTHREADS
    123 LIBEVENT_LIBS_LA += libevent_pthreads.la
    124 LIBEVENT_PKGCONFIG += libevent_pthreads.pc
    125 endif
    126 if OPENSSL
    127 LIBEVENT_LIBS_LA += libevent_openssl.la
    128 LIBEVENT_PKGCONFIG += libevent_openssl.pc
    129 endif
    130 
    131 if INSTALL_LIBEVENT
    132 lib_LTLIBRARIES = $(LIBEVENT_LIBS_LA)
    133 pkgconfig_DATA = $(LIBEVENT_PKGCONFIG)
    134 else
    135 noinst_LTLIBRARIES =  $(LIBEVENT_LIBS_LA)
    136 endif
    137 
    138 EXTRA_SOURCE=
    139 noinst_HEADERS=
    140 noinst_PROGRAMS=
    141 EXTRA_PROGRAMS=
    142 CLEANFILES=
    143 DISTCLEANFILES=
    144 BUILT_SOURCES =
    145 include include/include.am
    146 include sample/include.am
    147 include test/include.am
    148 
    149 if BUILD_WIN32
    150 
    151 SYS_LIBS = -lws2_32 -lshell32 -ladvapi32
    152 SYS_SRC = win32select.c buffer_iocp.c event_iocp.c \
    153 	bufferevent_async.c
    154 SYS_INCLUDES = -IWIN32-Code -IWIN32-Code/nmake
    155 
    156 if THREADS
    157 SYS_SRC += evthread_win32.c
    158 endif
    159 
    160 else
    161 
    162 SYS_LIBS =
    163 SYS_SRC =
    164 SYS_INCLUDES =
    165 
    166 endif
    167 
    168 if STRLCPY_IMPL
    169 SYS_SRC += strlcpy.c
    170 endif
    171 if SELECT_BACKEND
    172 SYS_SRC += select.c
    173 endif
    174 if POLL_BACKEND
    175 SYS_SRC += poll.c
    176 endif
    177 if DEVPOLL_BACKEND
    178 SYS_SRC += devpoll.c
    179 endif
    180 if KQUEUE_BACKEND
    181 SYS_SRC += kqueue.c
    182 endif
    183 if EPOLL_BACKEND
    184 SYS_SRC += epoll.c
    185 endif
    186 if EVPORT_BACKEND
    187 SYS_SRC += evport.c
    188 endif
    189 if SIGNAL_SUPPORT
    190 SYS_SRC += signal.c
    191 endif
    192 
    193 BUILT_SOURCES += include/event2/event-config.h
    194 
    195 include/event2/event-config.h: config.h make-event-config.sed
    196 	$(AM_V_GEN)test -d include/event2 || $(MKDIR_P) include/event2
    197 	$(AM_V_at)$(SED) -f $(srcdir)/make-event-config.sed < config.h > $@T
    198 	$(AM_V_at)mv -f $@T $@
    199 
    200 CORE_SRC =					\
    201 	buffer.c				\
    202 	bufferevent.c				\
    203 	bufferevent_filter.c			\
    204 	bufferevent_pair.c			\
    205 	bufferevent_ratelim.c			\
    206 	bufferevent_sock.c			\
    207 	event.c					\
    208 	evmap.c					\
    209 	evthread.c				\
    210 	evutil.c				\
    211 	evutil_rand.c				\
    212 	evutil_time.c				\
    213 	listener.c				\
    214 	log.c					\
    215 	$(SYS_SRC)
    216 
    217 EXTRAS_SRC =					\
    218 	evdns.c					\
    219 	event_tagging.c				\
    220 	evrpc.c					\
    221 	http.c
    222 
    223 if BUILD_WITH_NO_UNDEFINED
    224 NO_UNDEFINED = -no-undefined
    225 MAYBE_CORE = libevent_core.la
    226 else
    227 NO_UNDEFINED =
    228 MAYBE_CORE =
    229 endif
    230 
    231 GENERIC_LDFLAGS = -version-info $(VERSION_INFO) $(RELEASE) $(NO_UNDEFINED)
    232 
    233 libevent_la_SOURCES = $(CORE_SRC) $(EXTRAS_SRC)
    234 libevent_la_LIBADD = @LTLIBOBJS@ $(SYS_LIBS)
    235 libevent_la_LDFLAGS = $(GENERIC_LDFLAGS)
    236 
    237 libevent_core_la_SOURCES = $(CORE_SRC)
    238 libevent_core_la_LIBADD = @LTLIBOBJS@ $(SYS_LIBS)
    239 libevent_core_la_LDFLAGS = $(GENERIC_LDFLAGS)
    240 
    241 if PTHREADS
    242 libevent_pthreads_la_SOURCES = evthread_pthread.c
    243 libevent_pthreads_la_LIBADD = $(MAYBE_CORE)
    244 libevent_pthreads_la_LDFLAGS = $(GENERIC_LDFLAGS)
    245 endif
    246 
    247 libevent_extra_la_SOURCES = $(EXTRAS_SRC)
    248 libevent_extra_la_LIBADD = $(MAYBE_CORE) $(SYS_LIBS)
    249 libevent_extra_la_LDFLAGS = $(GENERIC_LDFLAGS)
    250 
    251 if OPENSSL
    252 libevent_openssl_la_SOURCES = bufferevent_openssl.c
    253 libevent_openssl_la_LIBADD = $(MAYBE_CORE) $(OPENSSL_LIBS)
    254 libevent_openssl_la_LDFLAGS = $(GENERIC_LDFLAGS)
    255 libevent_openssl_la_CPPFLAGS = $(AM_CPPFLAGS) $(OPENSSL_INCS)
    256 endif
    257 
    258 noinst_HEADERS +=				\
    259 	WIN32-Code/nmake/evconfig-private.h	\
    260 	WIN32-Code/nmake/event2/event-config.h	\
    261 	WIN32-Code/tree.h			\
    262 	bufferevent-internal.h			\
    263 	changelist-internal.h			\
    264 	compat/sys/queue.h			\
    265 	defer-internal.h			\
    266 	epolltable-internal.h			\
    267 	evbuffer-internal.h			\
    268 	evconfig-private.h			\
    269 	event-internal.h			\
    270 	evmap-internal.h			\
    271 	evrpc-internal.h			\
    272 	evsignal-internal.h			\
    273 	evthread-internal.h			\
    274 	ht-internal.h				\
    275 	http-internal.h				\
    276 	iocp-internal.h				\
    277 	ipv6-internal.h				\
    278 	kqueue-internal.h			\
    279 	log-internal.h				\
    280 	minheap-internal.h			\
    281 	mm-internal.h				\
    282 	ratelim-internal.h			\
    283 	ratelim-internal.h			\
    284 	strlcpy-internal.h			\
    285 	time-internal.h				\
    286 	util-internal.h \
    287 	openssl-compat.h
    288 
    289 EVENT1_HDRS = \
    290 	include/evdns.h \
    291 	include/event.h \
    292 	include/evhttp.h \
    293 	include/evrpc.h \
    294 	include/evutil.h
    295 
    296 if INSTALL_LIBEVENT
    297 include_HEADERS = $(EVENT1_HDRS)
    298 else
    299 noinst_HEADERS += $(EVENT1_HDRS)
    300 endif
    301 
    302 AM_CPPFLAGS = -I$(srcdir)/compat -I$(srcdir)/include -I./include $(SYS_INCLUDES)
    303 
    304 verify: check
    305 
    306 doxygen: FORCE
    307 	doxygen $(srcdir)/Doxyfile
    308 FORCE:
    309 
    310 DISTCLEANFILES += *~ libevent.pc libevent_core.pc libevent_extra.pc ./include/event2/event-config.h
    311 
    312