Update build scripts for recent btpd changes. Also use only one makefile.

Makefile.am

@@ -1,2 +1,55 @@
-SUBDIRS=@subdirs@ misc btpd cli
+AM_CFLAGS=-std=c99 -Wall @WARNNPS@
+AM_CPPFLAGS=-I$(top_srcdir)/misc -I$(top_srcdir)/evloop @openssl_CPPFLAGS@ -D_GNU_SOURCE=1 -D_FILE_OFFSET_BITS=64 -D@EVLOOP_METHOD@
+AM_LDFLAGS=@openssl_LDFLAGS@
+
+bin_PROGRAMS=btpd/btpd cli/btcli cli/btinfo
+noinst_LIBRARIES=misc/libmisc.a evloop/libevloop.a
+
 EXTRA_DIST=COPYRIGHT CHANGES
+
+# btpd
+btpd_btpd_SOURCES=\
+        btpd/active.c btpd/active.h btpd/addrinfo.c\
+	btpd/btpd.c btpd/btpd.h\
+	btpd/cli_if.c btpd/content.c btpd/content.h\
+	btpd/download.c btpd/download_subr.c btpd/download.h\
+	btpd/http_tr_if.c\
+	btpd/main.c\
+	btpd/nameconn.c btpd/net.c btpd/net.h btpd/net_types.h\
+	btpd/net_buf.c btpd/net_buf.h\
+	btpd/opts.c btpd/opts.h\
+	btpd/peer.c btpd/peer.h\
+	btpd/thread_cb.c btpd/tlib.c btpd/tlib.h btpd/torrent.c btpd/torrent.h\
+	btpd/tracker_req.c btpd/tracker_req.h\
+	btpd/upload.c btpd/upload.h\
+	btpd/util.c
+btpd_btpd_CFLAGS=-pthread $(AM_CFLAGS)
+btpd_btpd_LDADD=misc/libmisc.a evloop/libevloop.a -lcrypto -lm @CLOCKLIB@
+
+# btinfo
+cli_btinfo_SOURCES=cli/btinfo.c
+cli_btinfo_LDADD=misc/libmisc.a -lcrypto -lm
+
+# btcli
+cli_btcli_SOURCES=cli/btcli.c cli/btcli.h cli/add.c cli/del.c cli/list.c cli/kill.c cli/start.c cli/stop.c cli/stat.c
+cli_btcli_LDADD=misc/libmisc.a -lcrypto -lm
+
+# libmisc
+misc_libmisc_a_SOURCES=\
+	misc/benc.c misc/benc.h\
+	misc/btpd_if.c misc/btpd_if.h misc/ipcdefs.h\
+	misc/metainfo.c misc/metainfo.h\
+	misc/hashtable.c misc/hashtable.h\
+	misc/http_client.c misc/http_client.h\
+	misc/iobuf.c misc/iobuf.h\
+	misc/queue.h\
+	misc/stream.c misc/stream.h\
+	misc/subr.c misc/subr.h
+
+# evloop
+EXTRA_evloop_libevloop_a_SOURCES=evloop/epoll.c evloop/kqueue.c evloop/poll.c
+evloop_libevloop_a_SOURCES=\
+	evloop/evloop.h\
+	evloop/timeheap.c evloop/timeheap.h evloop/timer.c
+evloop_libevloop_a_LIBADD=@EVLOOP_IMPL@
+evloop_libevloop_a_DEPENDENCIES=@EVLOOP_IMPL@

btpd/Makefile.am

@@ -1,20 +0,0 @@
-bin_PROGRAMS=btpd
-btpd_SOURCES=\
-        active.c active.h addrinfo.c\
-	btpd.c btpd.h\
-	cli_if.c content.c content.h\
-	download.c download_subr.c download.h\
-	http_tr_if.c\
-	main.c\
-	nameconn.c net.c net.h net_types.h\
-	net_buf.c net_buf.h\
-	opts.c opts.h\
-	peer.c peer.h\
-	thread_cb.c tlib.c tlib.h torrent.c torrent.h\
-	tracker_req.c tracker_req.h\
-	upload.c upload.h\
-	util.c
-
-btpd_LDADD=../misc/libmisc.a ../libevent/libevent.a -lcrypto -lm
-btpd_CPPFLAGS=-I$(top_srcdir)/misc -I$(top_srcdir)/libevent @openssl_CPPFLAGS@
-btpd_LDFLAGS=@openssl_LDFLAGS@

cli/Makefile.am

@@ -1,11 +0,0 @@
-bin_PROGRAMS=btinfo btcli
-
-btinfo_SOURCES=btinfo.c
-btinfo_LDADD=../misc/libmisc.a -lcrypto -lm
-btinfo_CPPFLAGS=-I$(top_srcdir)/misc @openssl_CPPFLAGS@
-btinfo_LDFLAGS=@openssl_LDFLAGS@
-
-btcli_SOURCES=btcli.c btcli.h add.c del.c list.c kill.c start.c stop.c stat.c
-btcli_LDADD=../misc/libmisc.a -lcrypto -lm
-btcli_CPPFLAGS=-I$(top_srcdir)/misc @openssl_CPPFLAGS@
-btcli_LDFLAGS=@openssl_LDFLAGS@

configure.ac

@@ -1,48 +1,78 @@
 AC_INIT(btpd, 0.13, btpd@murmeldjur.se)
 
-AM_INIT_AUTOMAKE([foreign])
+AM_INIT_AUTOMAKE([foreign subdir-objects])
 
-AC_CONFIG_FILES([Makefile btpd/Makefile misc/Makefile cli/Makefile])
+AC_CONFIG_FILES([Makefile])
 
 AC_PROG_CC
+AC_PROG_CC_C_O
 AC_PROG_RANLIB
 
-CFLAGS="$CFLAGS -std=c99"
-CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE=1 -D_FILE_OFFSET_BITS=64"
-
 AC_ARG_WITH(openssl,
 [  --with-openssl=dir      use openssl installed in dir],
-[
-        AC_SUBST(openssl_LDFLAGS,["-L${withval}/lib -Wl,-rpath=${withval}/lib"])
-        AC_SUBST(openssl_CPPFLAGS,"-I${withval}/include")
-],
-[])
-
-AC_ARG_WITH(warn,
-[  --with-warn=level       select warning preset (no,all,allerr)],
-[
-    case $withval in
-    no)
-	;;
-    all)
-	CFLAGS="$CFLAGS -Wall -Wno-pointer-sign"
-	;;
-    allerr)
-	CFLAGS="$CFLAGS -Wall -Wno-pointer-sign -Werror"
-	;;
-    *)
-	echo "Warning preset \"$withval\" not recognized. See --help."
-	exit 1
-	;;
-    esac
-],
-[])
+    AC_SUBST(openssl_LDFLAGS,["-L${withval}/lib -Wl,-rpath=${withval}/lib"])
+    AC_SUBST(openssl_CPPFLAGS,"-I${withval}/include"))
+
+AC_ARG_WITH(evloop-method,
+[  --with-evloop-method    select evloop method (epoll,poll,kqueue)],
+    evloop_methods=$withval,
+    evloop_methods="epoll kqueue poll")
+
+AC_SEARCH_LIBS(clock_gettime, rt,
+    AC_SUBST(CLOCKLIB, $LIBS)
+    LIBS=""
+,
+    echo btpd needs clock_gettime.
+    exit 1)
+
+echo -n "checking whether compiler accepts -Wno-pointer-sign... "
+old_CFLAGS=$CFLAGS
+CFLAGS="-Wno-pointer-sign"
+AC_COMPILE_IFELSE(int main(void) { return 0; },
+    AC_SUBST(WARNNPS,"-Wno-pointer-sign")
+    echo yes
+,
+    echo no)
+CFLAGS=$old_CFLAGS
 
 old_LDFLAGS="$LDFLAGS"
 LDFLAGS="$LDFLAGS $openssl_LDFLAGS"
-AC_CHECK_LIB(crypto, SHA1_Final, :, echo Must have openssl; exit 1)
+AC_CHECK_LIB(crypto, SHA1_Final,, echo "btpd needs openssl's libraries and headers."; exit 1)
 LDFLAGS=$old_LDFLAGS
+LIBS=""
 
-AC_CONFIG_SUBDIRS([libevent])
+for m in $evloop_methods; do
+    case $m in
+    epoll)
+        AC_CHECK_FUNC(epoll_wait,[
+            AC_SUBST(EVLOOP_IMPL,"evloop/epoll.${OBJEXT}")
+            AC_SUBST(EVLOOP_METHOD,EVLOOP_EPOLL)
+            break],)
+        ;;
+    kqueue)
+        AC_CHECK_FUNC(kqueue,[
+            AC_SUBST(EVLOOP_IMPL,"evloop/kqueue.${OBJEXT}")
+            AC_SUBST(EVLOOP_METHOD,EVLOOP_KQUEUE)
+            break],)
+        ;;
+    poll)
+        AC_CHECK_FUNC(poll,[
+            AC_SUBST(EVLOOP_IMPL,"evloop/poll.${OBJEXT}")
+            AC_SUBST(EVLOOP_METHOD,EVLOOP_POLL)
+            break],)
+        break
+        ;;
+    *)
+        echo "$m is not a valid evloop method. See --help."
+        exit 1
+        ;;
+    esac
+done
+if test x$EVLOOP_METHOD == x; then
+    echo "no suitable evloop method found."
+    exit 1
+else
+    echo selected evloop method $EVLOOP_METHOD.
+fi
 
 AC_OUTPUT

evloop/Makefile.am

@@ -1,8 +0,0 @@
-noinst_LIBRARIES=libevloop.a
-EXTRA_libevloop_a_SOURCES=epoll.c poll.c
-libevloop_a_SOURCES=\
-	evloop.h\
-	timeheap.c timeheap.h timer.c
-CFLAGS=@CFLAGS@ -D@EVLOOP_METHOD@ -I$(top_srcdir)/misc
-libevloop_a_LIBADD=@EVLOOP_IMPL@
-libevloop_a_DEPENDENCIES=@EVLOOP_IMPL@

misc/Makefile.am

@@ -1,12 +0,0 @@
-noinst_LIBRARIES=libmisc.a
-libmisc_a_SOURCES=\
-	benc.c benc.h\
-	btpd_if.c btpd_if.h ipcdefs.h\
-	metainfo.c metainfo.h\
-	hashtable.c hashtable.h\
-	http_client.c http_client.h\
-	iobuf.c iobuf.h\
-	queue.h\
-	stream.c stream.h\
-	subr.c subr.h
-libmisc_a_CPPFLAGS=-I$(top_srcdir)/libevent @openssl_CPPFLAGS@