[MacPorts] #14366: libpcap won't compile with MacPorts' flex

[MacPorts]

#14366: libpcap won't compile with MacPorts' flex
---------------------------------+------------------------------------------
 Reporter:  tsunanet at gmail.com   |       Owner:  macports-tickets at lists.macosforge.org
     Type:  defect               |      Status:  new                                  
 Priority:  Normal               |   Milestone:                                       
Component:  ports                |     Version:  1.6.0                                
 Keywords:  libpcap, flex, nmap  |  
---------------------------------+------------------------------------------
 Hi there,
 if you install flex from MacPorts and then try to install libpcap, the
 compilation will fail due to flex version mismatch:
 {{{
 /usr/bin/gcc-4.0 -dynamiclib -o libpcap.`cat VERSION`.dylib \
         -install_name /opt/local/lib/libpcap.0.dylib \
         -compatibility_version 1.0.0 -current_version `cat VERSION` \
         pcap-bpf.o fad-getad.o pcap.o inet.o gencode.o optimize.o
 nametoaddr.o etherent.o savefile.o bpf_filter.o bpf_image.o bpf_dump.o
 scanner.o grammar.o version.o
 ld: Undefined symbols:
 _lex_cleanup
 _lex_init
 _pcap_lex
 /usr/libexec/gcc/i686-apple-darwin8/4.0.1/libtool: internal link edit
 command failed
 make: *** [libpcap.dylib] Error 1
 Error: Target org.macports.build returned: shell command " cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_libpcap/work/libpcap-0.9.8"
 && make all " returned error 2
 Command output: scanner.l:88: bad character: 7
 scanner.l:88: bad character: 6
 scanner.l:88: bad character: 0
 scanner.l:88: bad character: 0
 scanner.l:89: bad character: %
 scanner.l:89: unknown error processing section 1
 scanner.l:89: bad character: 2
 scanner.l:89: bad character: 0
 scanner.l:89: bad character: 0
 scanner.l:89: bad character: 0
 [...]
 /usr/bin/gcc-4.0 -dynamiclib -o libpcap.`cat VERSION`.dylib \
         -install_name /opt/local/lib/libpcap.0.dylib \
         -compatibility_version 1.0.0 -current_version `cat VERSION` \
         pcap-bpf.o fad-getad.o pcap.o inet.o gencode.o optimize.o
 nametoaddr.o etherent.o savefile.o bpf_filter.o bpf_image.o bpf_dump.o
 scanner.o grammar.o version.o
 ld: Undefined symbols:
 _lex_cleanup
 _lex_init
 _pcap_lex
 /usr/libexec/gcc/i686-apple-darwin8/4.0.1/libtool: internal link edit
 command failed
 make: *** [libpcap.dylib] Error 1
 }}}
 The workaround is to ensure that {{{/usr/bin/flex}}} is invoked (probably
 by passing {{{LEX=/usr/bin/flex}}} to {{{configure}}} or something).

-- 
Ticket URL: <http://trac.macosforge.org/projects/macports/ticket/14366>
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