Hi,
I have compiled all the libnetfilter* libraries and conntrack-tools,
and this is the collection of compiler warnings I obtained.
(Note: running a silenced automake is a big win.)
+ make -j2
Making all in src
make[1]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnfnetlink/src'
CC iftable.lo
CC libnfnetlink.lo
iftable.c:176: warning: 'iftable_up' defined but not used
CC rtnl.lo
CCLD libnfnetlink.la
make[1]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnfnetlink/src'
+ popd
/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222
+ make -j2
Making all in conntrack
make[2]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/conntrack'
CC api.lo
CC callback.lo
mkdir: cannot create directory `.libs': File exists
callback.c: In function '__callback':
callback.c:30: warning: passing argument 2 of '__parse_conntrack' from incompatible pointer type
api.c: In function 'nfct_parse_conntrack':
api.c:668: warning: passing argument 2 of '__parse_conntrack' from incompatible pointer type
CC getter.lo
CC setter.lo
CC parse.lo
CC build.lo
CC snprintf.lo
CC snprintf_default.lo
CC snprintf_xml.lo
CC objopt.lo
CC compare.lo
CC copy.lo
CC filter.lo
CC bsf.lo
CC grp.lo
CC grp_getter.lo
CC grp_setter.lo
CC stack.lo
CCLD libnfconntrack.la
make[2]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/conntrack'
Making all in expect
make[2]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/expect'
CC api.lo
CC callback.lo
callback.c: In function '__expect_callback':
callback.c:30: warning: passing argument 2 of '__parse_expect' from incompatible pointer type
api.c: In function 'nfexp_parse_expect':
api.c:491: warning: passing argument 2 of '__parse_expect' from incompatible pointer type
CC getter.lo
CC setter.lo
CC parse.lo
CC build.lo
CC snprintf.lo
CC snprintf_default.lo
CCLD libnfexpect.la
make[2]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/expect'
Making all in deprecated
make[2]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated'
Making all in extensions
make[3]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated/extensions'
CC libnetfilter_conntrack_tcp.lo
CC libnetfilter_conntrack_udp.lo
CC libnetfilter_conntrack_icmp.lo
CC libnetfilter_conntrack_sctp.lo
CCLD libnfct_proto_tcp.la
CCLD libnfct_proto_udp.la
CCLD libnfct_proto_icmp.la
CCLD libnfct_proto_sctp.la
make[3]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated/extensions'
Making all in l3extensions
make[3]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated/l3extensions'
CC libnetfilter_conntrack_ipv4.lo
CC libnetfilter_conntrack_ipv6.lo
mkdir: cannot create directory `.libs': File exists
CCLD libnfct_l3proto_ipv4.la
CCLD libnfct_l3proto_ipv6.la
make[3]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated/l3extensions'
make[3]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated'
make[3]: Nothing to be done for `all-am'.
make[3]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated'
make[2]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src/deprecated'
make[2]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src'
CC main.lo
CC deprecated.lo
(deprecated warnings that are ok)
CCLD libnetfilter_conntrack.la
make[2]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/libnetfilter_conntrack/src'
+ make -j2
Making all in extensions
make[1]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools/extensions'
CC libct_proto_tcp.lo
CC libct_proto_udp.lo
libct_proto_tcp.c: In function 'final_check':
libct_proto_tcp.c:167: warning: unused parameter 'ct'
libct_proto_udp.c: In function 'final_check':
libct_proto_udp.c:139: warning: unused parameter 'ct'
CC libct_proto_icmp.lo
CC libct_proto_icmpv6.lo
libct_proto_icmp.c: In function 'parse':
libct_proto_icmp.c:65: warning: unused parameter 'exptuple'
libct_proto_icmp.c:66: warning: unused parameter 'mask'
libct_proto_icmp.c: In function 'final_check':
libct_proto_icmp.c:96: warning: unused parameter 'ct'
libct_proto_icmpv6.c: In function 'parse':
libct_proto_icmpv6.c:68: warning: unused parameter 'exptuple'
libct_proto_icmpv6.c:69: warning: unused parameter 'mask'
libct_proto_icmpv6.c: In function 'final_check':
libct_proto_icmpv6.c:99: warning: unused parameter 'ct'
CC libct_proto_unknown.lo
CCLD libct_proto_tcp.la
CCLD libct_proto_udp.la
CCLD libct_proto_icmp.la
CCLD libct_proto_icmpv6.la
CCLD libct_proto_unknown.la
make[1]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools/extensions'
Making all in src
make[1]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools/src'
CC conntrack.o
CC alarm.o
CC main.o
conntrack.c: In function 'event_sighandler':
conntrack.c:638: warning: unused parameter 's'
conntrack.c: In function 'dump_cb':
conntrack.c:698: warning: unused parameter 'type'
conntrack.c: In function 'delete_cb':
conntrack.c:735: warning: unused parameter 'type'
conntrack.c: In function 'print_cb':
conntrack.c:773: warning: unused parameter 'type'
conntrack.c:775: warning: unused parameter 'data'
conntrack.c: In function 'update_cb':
conntrack.c:794: warning: unused parameter 'type'
conntrack.c: In function 'dump_exp_cb':
conntrack.c:848: warning: unused parameter 'type'
conntrack.c:850: warning: unused parameter 'data'
main.c: In function 'main':
main.c:264: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result
CC run.o
run.c: In function 'killer':
run.c:37: warning: unused parameter 'foo'
run.c: In function 'child':
run.c:62: warning: unused parameter 'foo'
run.c: In function 'do_overrun_alarm':
run.c:205: warning: unused parameter 'a'
run.c:205: warning: unused parameter 'data'
run.c: In function 'event_handler':
run.c:213: warning: unused parameter 'data'
run.c: In function 'dump_handler':
run.c:244: warning: unused parameter 'data'
CC hash.o
CC queue.o
CC rbtree.o
CC local.o
CC log.o
CC mcast.o
CC netlink.o
CC vector.o
CC filter.o
filter.c: In function '__filter_alloc':
filter.c:135: warning: unused parameter 'filter'
CC fds.o
CC event.o
CC cache.o
cache.c: In function '__del_timeout':
cache.c:381: warning: unused parameter 'a'
CC cache_iterators.o
CC cache_timer.o
cache_timer.c: In function 'timeout':
cache_timer.c:27: warning: unused parameter 'a'
cache_timer.c: In function 'timer_update':
cache_timer.c:43: warning: unused parameter 'u'
cache_timer.c: In function 'timer_destroy':
cache_timer.c:49: warning: unused parameter 'u'
cache_timer.c: In function 'timer_dump':
cache_timer.c:55: warning: unused parameter 'u'
CC cache_lifetime.o
CC cache_wt.o
cache_lifetime.c: In function 'lifetime_add':
cache_lifetime.c:25: warning: unused parameter 'u'
cache_lifetime.c: In function 'lifetime_update':
cache_lifetime.c:35: warning: unused parameter 'u'
cache_lifetime.c:35: warning: unused parameter 'data'
cache_lifetime.c: In function 'lifetime_destroy':
cache_lifetime.c:39: warning: unused parameter 'u'
cache_lifetime.c:39: warning: unused parameter 'data'
cache_lifetime.c: In function 'lifetime_dump':
cache_lifetime.c:43: warning: unused parameter 'u'
cache_wt.c: In function 'writethrough_add':
cache_wt.c:70: warning: unused parameter 'data'
cache_wt.c: In function 'writethrough_update':
cache_wt.c:75: warning: unused parameter 'data'
cache_wt.c: In function 'writethrough_destroy':
cache_wt.c:80: warning: unused parameter 'data'
CC sync-mode.o
CC sync-alarm.o
sync-alarm.c: In function 'cache_alarm_update':sync-mode.c: In function 'purge_step':
sync-alarm.c:55: warning: unused parameter 'u'
sync-alarm.c: In function 'cache_alarm_destroy':
sync-alarm.c:63: warning: unused parameter 'u'
sync-mode.c:456: warning: unused parameter 'data1'
sync-mode.c: In function 'overrun_sync':
sync-mode.c:479: warning: unused parameter 'type'
sync-mode.c:481: warning: unused parameter 'data'
CC sync-ftfw.o
sync-ftfw.c: In function 'cache_ftfw_add':
sync-ftfw.c:67: warning: unused parameter 'u'
sync-ftfw.c: In function 'cache_ftfw_del':
sync-ftfw.c:75: warning: unused parameter 'u'
sync-ftfw.c: In function 'do_alive_alarm':
sync-ftfw.c:150: warning: unused parameter 'a'
sync-ftfw.c:150: warning: unused parameter 'data'
sync-ftfw.c: In function 'do_cache_to_tx':
sync-ftfw.c:191: warning: unused parameter 'data1'
sync-ftfw.c: In function 'ftfw_local':
sync-ftfw.c:240: warning: unused parameter 'data'
sync-ftfw.c: In function 'rs_list_to_tx':
sync-ftfw.c:303: warning: unused parameter 'c'
sync-ftfw.c: In function 'rs_list_empty':
sync-ftfw.c:328: warning: unused parameter 'c'
sync-ftfw.c: In function 'tx_queue_xmit':
sync-ftfw.c:513: warning: unused parameter 'data2'
CC sync-notrack.o
sync-notrack.c: In function 'cache_notrack_add':
sync-notrack.c:39: warning: unused parameter 'u'
sync-notrack.c: In function 'cache_notrack_del':
sync-notrack.c:45: warning: unused parameter 'u'
sync-notrack.c: In function 'do_cache_to_tx':
sync-notrack.c:90: warning: unused parameter 'data1'
sync-notrack.c: In function 'notrack_local':
sync-notrack.c:107: warning: unused parameter 'fd'
sync-notrack.c:107: warning: unused parameter 'data'
sync-notrack.c: In function 'tx_queue_xmit':
sync-notrack.c:156: warning: unused parameter 'data2'
CC traffic_stats.o
CC stats-mode.o
CC network.o
stats-mode.c: In function 'local_handler_stats':
stats-mode.c:60: warning: unused parameter 'data'
stats-mode.c: In function 'overrun_stats':
stats-mode.c:106: warning: unused parameter 'type'
stats-mode.c:108: warning: unused parameter 'data'
stats-mode.c: In function 'purge_step':
stats-mode.c:128: warning: unused parameter 'data1'
CC cidr.o
CC build.o
CC parse.o
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:103:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:106:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:112:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_u32' at build.c:39,
inlined from 'build_payload' at build.c:116:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_u32' at build.c:39,
inlined from 'build_payload' at build.c:121:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:125:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:129:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:134:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_group' at build.c:70,
inlined from 'build_payload' at build.c:138:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_u32' at build.c:39,
inlined from 'build_payload' at build.c:146:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_u32' at build.c:39,
inlined from 'build_payload' at build.c:148:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
In function 'memset',
inlined from 'put_header' at build.c:32,
inlined from '__build_natseqadj' at build.c:39,
inlined from 'build_payload' at build.c:156:
/usr/include/bits/string3.h:82: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters
parse.c: In function 'parse_nat_seq_adj':
parse.c:154: warning: unused parameter 'attr'
LEX read_config_lex.c
YACC read_config_yy.c
CCLD conntrack
updating read_config_yy.h
CC read_config_lex.o
read_config_lex.c: In function 'yylex':
read_config_lex.l:148: warning: ignoring return value of 'fwrite', declared with attribute warn_unused_result
read_config_lex.c: In function 'yy_get_next_buffer':
read_config_lex.c:4903: warning: comparison between signed and unsigned
CC read_config_yy.o
read_config_yy.c: In function 'yyparse':
read_config_yy.c:1706: warning: implicit declaration of function 'yylex'
read_config_yy.y:206: warning: implicit declaration of function 'inet_aton'
read_config_yy.c:2807: warning: implicit declaration of function 'yyerror'
read_config_yy.y: In function 'init_config':
read_config_yy.y:1060: warning: implicit declaration of function 'yyrestart'
CCLD conntrackd
build.o: In function `build_payload':
build.c:(.text+0x47): warning: memset used with constant zero length parameter; this could be due to transposed parameters
make[1]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools/src'
make[1]: Entering directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools'
make[1]: Nothing to be done for `all-am'.
make[1]: Leaving directory `/usr/src/packages/BUILD/netfilter-toolsuite-0.20081222/conntrack-tools'
+ popd
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