libtool 1.5.x has problems compiling shared library under AIX if Visual
Age it's used. Visual Age prefix all functions name with '.' however
libtool 1.5.x remove all symbols with '.'.
>From libtool.m4 you can find such code
aix4* | aix5*)
# If we're using GNU nm, then we don't want the "-C" option.
# -C means demangle to AIX nm, but means don't demangle with GNU nm
if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
_LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs
$convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2
== "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort
-u > $export_symbols'
else
_LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs
$convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2
== "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort
-u > $export_symbols'
fi
;;
and
aix4* | aix5*)
if test "$host_cpu" = ia64; then
# On IA64, the linker does run time linking by default, so we
don't
# have to do anything special.
aix_use_runtimelinking=no
exp_sym_flag='-Bexport'
no_entry_flag=""
else
# If we're using GNU nm, then we don't want the "-C" option.
# -C means demangle to AIX nm, but means don't demangle with GNU
nm
if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
_LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs
$convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2
== "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort
-u > $export_symbols'
else
_LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs
$convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2
== "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort
-u > $export_symbols'
fi
aix_use_runtimelinking=no
As you can see awk strip symbols that starts with '.', so linking
library give a lot of undefined symbols.
I have nor AIX nor Visual Age, I received this report from FreeTDS
(www.freetds.org) mailing list.
freddy77
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