Hi,
i'm trying to build HAProxy 1.6 (git HEAD) with Lua (5.3.1) on Ubuntu 14.04. This was my first try: make TARGET=linux2628 USE_PCRE=1 USE_OPENSSL=1 USE_ZLIB=1 USE_LUA=yes LUA_LIB=/opt/lua53/lib/ LUA_INC=/opt/lua53/include/ LDFLAGS=-ldl resulting error: . . . gcc -ldl -o haproxy src/haproxy.o src/sessionhash.o src/base64.o src/protocol.o src/uri_auth.o src/standard.o src/buffer.o src/log.o src/task.o src/chunk.o src/channel.o src/listener.o src/lru.o src/xxhash.o src/time.o src/fd.o src/pipe.o src/regex.o src/cfgparse.o src/server.o src/checks.o src/queue.o src/frontend.o src/proxy.o src/peers.o src/arg.o src/stick_table.o src/proto_uxst.o src/connection.o src/proto_http.o src/raw_sock.o src/appsession.o src/backend.o src/lb_chash.o src/lb_fwlc.o src/lb_fwrr.o src/lb_map.o src/lb_fas.o src/stream_interface.o src/dumpstats.o src/proto_tcp.o src/applet.o src/session.o src/stream.o src/hdr_idx.o src/ev_select.o src/signal.o src/acl.o src/sample.o src/memory.o src/freq_ctr.o src/auth.o src/proto_udp.o src/compression.o src/payload.o src/hash.o src/pattern.o src/map.o src/namespace.o src/mailers.o src/dns.o src/vars.o src/ev_poll.o src/ev_epoll.o src/ssl_sock.o src/shctx.o src/hlua.o ebtree/ebtree.o ebtree/eb32tree.o ebtree/eb64tree.o ebtree/ebmbtree.o ebtree/ebsttree.o ebtree/ebimtree.o ebtree/ebistree.o -lcrypt -lz -ldl -lssl -lcrypto -L/opt/lua53/lib/ -llua -lm -L/usr/lib -lpcreposix -lpcre /usr/bin/ld: /opt/lua53/lib//liblua.a(loadlib.o): undefined reference to symbol 'dlclose@@GLIBC_2.2.5' /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../x86_64-linux-gnu/libdl.so: error adding symbols: DSO missing from command line collect2: error: ld returned 1 exit status make: *** [haproxy] Error 1 Only if i change LDFLAGS to the following the build is succesful: make TARGET=linux2628 USE_PCRE=1 USE_OPENSSL=1 USE_ZLIB=1 USE_LUA=yes LUA_LIB=/opt/lua53/lib/ LUA_INC=/opt/lua53/include/ LDFLAGS=-Wl,--no-as-needed I'm not aware of the consequences, does anybody have an idea ? ----------- Bjoern
